[XL] Change in osmo-ttcn3-hacks[master]: remove unused ROHC_CNL113426_LATEST dir

fixeria has submitted this change. ( https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/39876?usp=email ) Change subject: remove unused ROHC_CNL113426_LATEST dir ...................................................................... remove unused ROHC_CNL113426_LATEST dir Change-Id: I30a5595ad1d0dfd2d6e4193add9e9e3503210aca --- D ROHC_CNL113426_LATEST/doc/ROHC_CNL113426_FS.pdf D ROHC_CNL113426_LATEST/doc/ROHC_CNL113426_PRI.pdf D ROHC_CNL113426_LATEST/doc/ROHC_CNL113426_UG.pdf D ROHC_CNL113426_LATEST/src/ROHC_EncDec.cc D ROHC_CNL113426_LATEST/src/ROHC_Types.ttcn 5 files changed, 0 insertions(+), 7,846 deletions(-) Approvals: pespin: Looks good to me, approved laforge: Looks good to me, but someone else must approve Jenkins Builder: Verified diff --git a/ROHC_CNL113426_LATEST/doc/ROHC_CNL113426_FS.pdf b/ROHC_CNL113426_LATEST/doc/ROHC_CNL113426_FS.pdf deleted file mode 100644 index c56cc95..0000000 --- a/ROHC_CNL113426_LATEST/doc/ROHC_CNL113426_FS.pdf +++ /dev/null Binary files differ diff --git a/ROHC_CNL113426_LATEST/doc/ROHC_CNL113426_PRI.pdf b/ROHC_CNL113426_LATEST/doc/ROHC_CNL113426_PRI.pdf deleted file mode 100644 index 3de5f50..0000000 --- a/ROHC_CNL113426_LATEST/doc/ROHC_CNL113426_PRI.pdf +++ /dev/null Binary files differ diff --git a/ROHC_CNL113426_LATEST/doc/ROHC_CNL113426_UG.pdf b/ROHC_CNL113426_LATEST/doc/ROHC_CNL113426_UG.pdf deleted file mode 100644 index bf82ee9..0000000 --- a/ROHC_CNL113426_LATEST/doc/ROHC_CNL113426_UG.pdf +++ /dev/null Binary files differ diff --git a/ROHC_CNL113426_LATEST/src/ROHC_EncDec.cc b/ROHC_CNL113426_LATEST/src/ROHC_EncDec.cc deleted file mode 100644 index 4023e1b..0000000 --- a/ROHC_CNL113426_LATEST/src/ROHC_EncDec.cc +++ /dev/null @@ -1,6767 +0,0 @@ -/////////////////////////////////////////////////////////////////////////////// -// // -// Copyright Test Competence Center (TCC) ETH 2003 // -// // -// The copyright to the computer program(s) herein is the property of TCC. // -// The program(s) may be used and/or copied only with the written permission // -// of TCC or in accordance with the terms and conditions stipulated in the // -// agreement/contract under which the program(s) has been supplied. // -// // -/////////////////////////////////////////////////////////////////////////////// -// -// File: ROHC_EncDec.cc -// Description: ROHC -// Rev: R3A01 -// Prodnr: CNL 113 426 -// Updated: 2007-02-07 -// Contact: http://ttcn.ericsson.se -// - -/* Based on RFC 3095, July 2001 */ - -#include "IP_Types.hh" -#include "UDP_Types.hh" -#include "RTP_Types.hh" -#include "ROHC_Types.hh" - -/* ============ Constants ============ */ - -/* Encoding and decoding is performed using static buffers */ -#define MAX_PACKET_SIZE 1500 -#define HEXDUMP_BUFFER_SIZE 1500 - -/* ROHC mode constants */ -#define ROHC_mode_C 0 -#define ROHC_mode_U 1 -#define ROHC_mode_O 2 -#define ROHC_mode_R 3 - -/* Inner and outer IP level numbers */ -#define Inner_IP 1 -#define Outer_IP 0 - -/* ============ Utilities ============ */ - -#define isIR(val) (((val) & 0xFE) == 0xFC) -#define isIRDYN(val) ((val) == 0xF8) -#define isUOR2(val) (((val) & 0xE0) == 0xC0) - -/* Shifts the passed bit value from the position 0 to position N. */ -#define ShiftUpBit(val, position) ((val) << (position)) & (0x01 << (position)) - -/* Shifts the passed bit value from the position N to position 0. */ -#define ShiftDownBit(val, position) (((val) >> (position)) & 0x01) - -/* Logs an event, when the 'value' field in the type 'typename' is not - implemented. 'typename' must be provided in '"'s */ -#define Log_not_implemented_union_field(typename, value) \ -TTCN_error("Encoding of the selected union field (%u) in type " \ - typename " is not implemented", (value)); - -/* Prints a hexdump of the buffer 'buf' in length 'length'. */ -#define Log_hexdump(buf, length) \ -TTCN_logger.log(TTCN_DEBUG, "Buffer (length = %d):\n%s", \ - (length), debug_hexdump((buf), debug_buf, (length))); - -/* Logs the name of the function on entering */ -#define Log_function_name_on_enter() \ -TTCN_logger.log(TTCN_DEBUG, "Entering %s", __FUNCTION__); - -/* Logs the name of the function on leaving */ -#define Log_function_name_on_leave() \ -TTCN_logger.log(TTCN_DEBUG, "Leaving %s", __FUNCTION__); - -/* Logs an object */ -#define Log_object(o) \ -TTCN_logger.begin_event(TTCN_DEBUG); \ -(o).log(); \ -TTCN_logger.end_event(); \ - -//********************************************************** -// NAMESPACE -//********************************************************** - -namespace ROHC__Types { - -using namespace General__Types; -using namespace IP__Types; -using namespace UDP__Types; -using namespace RTP__Types; - -/* Umbrella type for parsing an incoming ROHC packet */ -typedef struct -{ - ROHC__context & context; - int cid; - int compressed_ah_data_len[2]; - bool ipx_gre_cksum_present[2]; -} t_dat; - -/* TODO: this is not a thread-safe thing to do. For FT, it does not - matter, but the buffer should be allocated dynamically. */ -static char debug_buf[HEXDUMP_BUFFER_SIZE]; - -static char * -debug_hexdump(const unsigned char *src_buf, char *dest_buf, unsigned int len) -{ - unsigned int offset = 0; - char val; - - memset(dest_buf, 0, HEXDUMP_BUFFER_SIZE); - - if (src_buf == NULL || len == 0) - return dest_buf; - - for (unsigned int i = 0; i < len; i++) - { - if ((i % 16) == 0 && i > 0) - { - dest_buf[offset] = 0x0A; /* newline after each line */ - offset++; - } - if ((i % 8) == 0) - { - dest_buf[offset] = 0x20; /* space after 8 characters */ - offset++; - } - val = (src_buf[i] >> 4) & 0x0F; /* First digit */ - val = (val < 10) ? (val + 48) : (val + 65 - 10); - dest_buf[offset] = val; - offset++; - val = src_buf[i] & 0x0F; /* Second digit */ - val = (val < 10) ? (val + 48) : (val + 65 - 10); - dest_buf[offset] += val; - offset++; - dest_buf[offset] = 0x20; /* space after the value */ - offset++; - } - - return dest_buf; -} - -/* ============ Consistency check routines ============ */ -void -Check_field_value(char *text, int urherenow, int wannabe) -{ - if (wannabe != urherenow) - { - TTCN_logger.log(TTCN_WARNING, "Field '%s' must be %u, %u is given", - text, wannabe, urherenow); - } -} - -void -Check_field_presence(char *text, bool flag, bool presence) -{ - if (flag && !presence) - { - TTCN_logger.log(TTCN_WARNING, "Field '%s' must be present, when " - "its presence flag is set", text); - } - else if (!flag && presence) - { - TTCN_logger.log(TTCN_WARNING, "Field '%s' must not be present, when " - "its presence flag is unset", text); - } -} - -void -Check_feedback_code__size(const INT3b & code, const OPTIONAL < LIN1 > &size) -{ - if (size.ispresent() && code > 0) - { - TTCN_logger.log(TTCN_WARNING, - "Code field must be 0, when size field is specified"); - } -} - -void -Check_feedback_optlen__optsize(const INT4b & len, - const OPTIONAL < OCTETSTRING > &data) -{ - if (data.ispresent() && (data().lengthof() != len)) - { - int flen = len; - int fdatalen = data().lengthof(); - TTCN_logger.log(TTCN_WARNING, - "Feedback option length (%u) is different from " - "the length of feedback option data (%u)", flen, fdatalen); - } - else if (!data.ispresent() && len > 0) - { - int flen = len; - TTCN_logger.log(TTCN_WARNING, - "No feedback option data, but feedback option length " - "is not 0 (%u)", flen); - } -} - -void -Check_ps_bit__xi_format(const BIT1 & psbit, - const OPTIONAL < XI__list > &xilist) -{ - if (!xilist.ispresent()) - return; - if (xilist().get_selection() == XI__list::ALT_xi__item8 && (*psbit) == 0) - { - TTCN_logger.log(TTCN_WARNING, "PS bit is 0, 4-bit indices must be used"); - } - else if (xilist().get_selection() == XI__list::ALT_xi__item4 && (*psbit) == 1) - { - TTCN_logger.log(TTCN_WARNING, "PS bit is 1, 8-bit indices must be used"); - } -} - -INTEGER -ComputeCRC(const unsigned char *buf, int length, int crclen) -{ - int crcval, poly, shiftmask; - - Log_function_name_on_enter(); - TTCN_logger.log(TTCN_DEBUG, "Calculating CRC-%d over:", crclen); - Log_hexdump(buf, length); - - switch (crclen) - { - case 3: - poly = 0x06; - crcval = 0x07; - shiftmask = 0x03; - break; - - case 7: - poly = 0x79; - crcval = 0x7F; - shiftmask = 0x3F; - break; - - case 8: - poly = 0xE0; - crcval = 0xFF; - shiftmask = 0x7F; - break; - - case 32: - poly = 0xEDB88320; - crcval = 0xFFFFFFFF; - shiftmask = 0x7FFFFFFF; - break; - - default: - poly = 0; - TTCN_error("Unknown CRC length(%d)\n", crclen); - break; - } - - if (poly == 0) - return 0; - - for (int i = 0; i < length; i++) - { - for (int j = 0; j < 8; j++) - { - if ((crcval & 0x01) ^ (ShiftDownBit(buf[i], j))) - { - crcval = (crcval >> 1) & shiftmask; - crcval ^= poly; - } - else - { - crcval = (crcval >> 1) & shiftmask; - } - } - } - - /* CRC-32 in ROHC needs to be negated at the end */ - if (crclen == 32) - { - crcval ^= 0xffffffff; - } - - Log_function_name_on_leave(); - - unsigned int ui = (unsigned int)crcval; - char sbuf[16]; - sprintf(sbuf, "%u", ui); - - return INTEGER(sbuf); -} - -/* ============ Encoding functions for base types ============ */ - -/** Returns the index of the innermost IP level, based on the number of - IP levels in the context. */ -int -getInnermostIPidx(t_dat *dat) -{ - // More than 1 levels: the innermost is always the index = 1 - if (dat->context.ip__ctx().size_of() > 1) - return Inner_IP; - else - // The index is the one and only 0. - return Outer_IP; -} - -/* Returns the index of the inner or outer IP level in the context, based on the - number of the IP levels in the context. If the return value is negative, - it indicates that the outer IP level does not exists. Negative value is - never returned, if the ip_level is the Inner IP level. */ -int -getIPidx(t_dat *dat, int ip_level) -{ - if (ip_level == Outer_IP) - { - if (dat->context.ip__ctx().size_of() > 1) - return Outer_IP; - else - return -1; - } - else if (ip_level == Inner_IP) - return getInnermostIPidx(dat); - else - return ip_level; -} - -/** Initializes the context of the specified IP level. */ -void -initIPcontext(t_dat *dat, int ip_level, int ip_version) -{ - unsigned char ctemp = 0; - IP__context & field = dat->context.ip__ctx()[ip_level]; - - Log_function_name_on_enter(); - - field.version() = INTEGER(ip_version); - if (! field.rnd__bit().is_bound()) field.rnd__bit() = BOOLEAN(ctemp); - if (! field.ah__present().is_bound()) field.ah__present() = BOOLEAN(ctemp); - if (! field.gre__present().is_bound()) field.gre__present() = BOOLEAN(ctemp); - if (! field.esp__present().is_bound()) field.esp__present() = BOOLEAN(ctemp); - if (! field.ah__data__len().is_bound()) - field.ah__data__len() = INTEGER(ctemp); - if (! field.gre__cksum__present().is_bound()) - field.gre__cksum__present() = BOOLEAN(ctemp); - - Log_object(dat->context); - - Log_function_name_on_leave(); -} - -/** Initializes the UDP context. */ -void -initUDPcontext(t_dat *dat) -{ - unsigned char ctemp = 1; - UDP__context & field = dat->context.udp__ctx(); - - if (! field.udp__cksum().is_bound()) field.udp__cksum() = BOOLEAN(ctemp); -} - -/** Initializes the specified CID's context. */ -void -initCIDcontext(t_dat *dat) -{ - unsigned char ctemp = 0; - ROHC__context & field = dat->context; - - if (! field.mode().is_bound()) field.mode() = INTEGER(cg__ROHC__mode__U); - if (! field.profile().is_bound()) field.profile() = INTEGER(ctemp); - if (! field.pkt().is_bound()) field.pkt() = Packet__type(Packet__type::IR); - if (! field.ip__ctx().is_bound()) initIPcontext(dat, 0, 4); - initUDPcontext(dat); -} - -/** Initializes the umbrella type before the ROHC packet parsing starts. */ -t_dat -initTDAT(ROHC__config & config, int cid) -{ - t_dat dat = { config.context()[cid], cid, {0, 0}, {false, false} }; - - // Expect AH auth data and GRE checksum after the compressed header - // by default. If the uncompressed form is used, these values will be - // set to 0 or false during parsing. - dat.compressed_ah_data_len[0] = - config.context()[cid].ip__ctx()[0].ah__data__len(); - dat.ipx_gre_cksum_present[0] = - config.context()[cid].ip__ctx()[0].gre__cksum__present(); - if (config.context()[cid].ip__ctx().size_of() > 1) - { - dat.compressed_ah_data_len[1] = - config.context()[cid].ip__ctx()[1].ah__data__len(); - dat.ipx_gre_cksum_present[1] = - config.context()[cid].ip__ctx()[1].gre__cksum__present(); - } - return dat; -} - -/** Returns, whether there is any compressed IPv4 level, - where the RND bit is 0. */ -bool -isAnyIPv4RNDunset(t_dat *dat) -{ - for (int i = 0; i < 2; i++) - { - int ip_idx = getIPidx(dat, i); - - if (ip_idx >= 0) // IP level exists - { - if (! dat->context.ip__ctx()[ip_idx].rnd__bit()) - return true; - } - } - return false; -} - -/* Encodes an OCTETSTING value */ -int -Set_octetstring(unsigned char *buf, const OCTETSTRING & val) -{ - memcpy(&(buf[0]), val, val.lengthof()); - return val.lengthof(); -} - -/* Encodes a LIN2_BO_LAST value */ -int -Set_LIN2_BO_LAST(unsigned char *buf, const LIN2__BO__LAST & val) -{ - buf[0] = (val >> 8) & 0xFF; - buf[1] = val & 0xFF; - return 2; -} - -/* Encodes a LIN4_BO_LAST value */ -int -Set_LIN4_BO_LAST(unsigned char *buf, const LIN4__BO__LAST & val) -{ - buf[0] = (val >> 24) & 0xFF; - buf[1] = (val >> 16) & 0xFF; - buf[2] = (val >> 8) & 0xFF; - buf[3] = val & 0xFF; - return 4; -} - -/* Encodes a LIN1 value */ -int -Set_LIN1(unsigned char *buf, const LIN1 & val) -{ - buf[0] = val & 0xFF; - return 1; -} - -/* Returns the length of the SDVL encoded CID value 'val'. If the value - is invalid, exits via the ttcn_error(). */ -int -SDVL_encoded_CID_length(int val) -{ - if (val <= 0x7F) - return 1; - else if (val <= 0x3FFF) - return 2; - else if (val <= 0x1FFFFF) - return 3; - else if (val <= 0x1FFFFFFF) - return 4; - else - TTCN_error("Value %u is too big for the SDVL encoder " - "(at most 29 bits can be used)", val); - - return 0; -} - -int -Set_SDVL_field(unsigned char *buf, const INTEGER & val, int encoded_length) -{ - int len = 0; - - Log_function_name_on_enter(); - - if ((val <= 0x7F && encoded_length == 0) || encoded_length == 1) - { - buf[len] = val & 0x7F; - len += 1; - } - else if ((val <= 0x3FFF && encoded_length == 0) || encoded_length == 2) - { - buf[len] = 0x80 | ((val >> 8) & 0x7F); - len += 1; - buf[len] = val & 0xFF; - len += 1; - } - else if ((val <= 0x1FFFFF && encoded_length == 0) || encoded_length == 3) - { - buf[len] = 0xC0 | ((val >> 16) & 0x3F); - len += 1; - buf[len] = (val >> 8) & 0xFF; - len += 1; - buf[len] = val & 0xFF; - len += 1; - } - else if ((val <= 0x1FFFFFFF && encoded_length == 0) || encoded_length == 4) - { - buf[len] = 0xE0 | ((val >> 24) & 0x1F); - len += 1; - buf[len] = (val >> 16) & 0xFF; - len += 1; - buf[len] = (val >> 8) & 0xFF; - len += 1; - buf[len] = val & 0xFF; - len += 1; - } - else - { - int tmp = val; - TTCN_error("Value %u (specified length is %u) is too big for the " - "SDVL encoder (at most 29 bits can be used)", - tmp, encoded_length); - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -/* ============ Encoding wrappers for optional base types ============ */ - -/* Encodes an optional OCTETSTING value */ -int -Set_octetstring_opt(unsigned char *buf, const OPTIONAL < OCTETSTRING > &val) -{ - if (!val.ispresent()) - return 0; - return Set_octetstring(buf, val()); -} - -/* Encodes an optional LIN2_BO_LAST value */ -int -Set_LIN2_BO_LAST_opt(unsigned char *buf, - const OPTIONAL < LIN2__BO__LAST > &val) -{ - if (!val.ispresent()) - return 0; - return Set_LIN2_BO_LAST(buf, val()); -} - -/* Encodes an optional LIN4_BO_LAST value */ -int -Set_LIN4_BO_LAST_opt(unsigned char *buf, - const OPTIONAL < LIN4__BO__LAST > &val) -{ - if (!val.ispresent()) - return 0; - return Set_LIN4_BO_LAST(buf, val()); -} - -/* Encodes an optional LIN1 value */ -int -Set_LIN1_opt(unsigned char *buf, const OPTIONAL < LIN1 > &val) -{ - if (!val.ispresent()) - return 0; - return Set_LIN1(buf, val()); -} - -int -Set_SDVL_field_opt(unsigned char *buf, - const OPTIONAL < INTEGER > &val, int length) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (!val.ispresent()) - return 0; - len += Set_SDVL_field(buf, val(), length); - Log_function_name_on_leave(); - return len; -} - -/* ============ Encoding functions for common ROHC types ============ */ - -int -Set_CID(unsigned char *buf, const INTEGER & cid, BOOLEAN const &large_cid) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (large_cid == false) - { - if (cid > 0) - { - buf[len] = 0xE0 + (cid & 0x0F); - len += 1; - } - } - else - len += Set_SDVL_field(&buf[len], cid, 0); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -/* CSRC and IP extension header item list encoding */ -int -Set_Item_list_opt(unsigned char *buf, const OPTIONAL < Item__list > &item_list) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (!item_list.ispresent()) - { - Log_function_name_on_leave(); - return len; - } - - /* Item list is an IP extension header list */ - if (item_list().get_selection() == Item__list::ALT_ip__item__list) - { - IP__Item__list ip_item_list = item_list().ip__item__list(); - - for (int num = 0; num < ip_item_list.size_of(); num++) - { - int start_pos = len; - - switch (ip_item_list[num].get_selection()) - { - case Item::ALT_ipv6__ext__item: - { - IPv6__ext__item & item = ip_item_list[num].ipv6__ext__item(); - - len += Set_LIN1(&buf[len], item.nexthead()); - /* Length of the header in 8-octet units, not including - the first 8 octets. */ - if (item.hdr__ext__len() == 0) - { - if ((item.data().lengthof() + 2) % 8 != 0) - { - TTCN_error("Invalid length (%u) of the IPv6 extension header", - item.data().lengthof()); - } - buf[len] = (item.data().lengthof() + 2) / 8 - 1; - len += 1; - } - else - len += Set_LIN1(&buf[len], item.hdr__ext__len()); - len += Set_octetstring(&buf[len], item.data()); - break; - } - case Item::ALT_mine__item: - { - MINE__item & item = ip_item_list[num].mine__item(); - - Check_field_value("MINE protocol", item.protocol(), c__ip__proto__mine); - Check_field_value("MINE reserved", *item.reserved(), 0); - - len += Set_LIN1(&buf[len], item.protocol()); - buf[len] = (*item.s__bit()) << 7; - buf[len] += *item.reserved(); - len += 1; - len += Set_LIN2_BO_LAST(&buf[len], item.cksum()); - len += Set_octetstring(&buf[len], item.dstaddr()); - len += Set_octetstring_opt(&buf[len], item.srcaddr()); - break; - } - case Item::ALT_ah__item: - { - AH__item & item = ip_item_list[num].ah__item(); - - Check_field_value("AH nexthead", item.nexthead(), c__ip__proto__ah); - len += Set_LIN1(&buf[len], item.nexthead()); - - /* RFC 2402: This 8-bit field specifies the length of AH in - 32-bit words (4-byte units), minus "2". */ - if (item.payload__len() == 0) - { - if (item.auth__data().ispresent()) - buf[len] = (item.auth__data()().lengthof() / 4) + 3 - 2; - else - buf[len] = 1; - len += 1; - } - else - len += Set_LIN1(&buf[len], item.payload__len()); - - Check_field_value("AH reserved", item.reserved(), 0); - len += Set_LIN2_BO_LAST(&buf[len], item.reserved()); - len += Set_LIN4_BO_LAST(&buf[len], item.spi()); - len += Set_LIN4_BO_LAST(&buf[len], item.sn()); - len += Set_octetstring_opt(&buf[len], item.auth__data()); - break; - } - case Item::ALT_esp__item: - { - ESP__item & item = ip_item_list[num].esp__item(); - - Check_field_value("ESP nexthead", item.nexthead(), c__ip__proto__esp); - len += Set_LIN1(&buf[len], item.nexthead()); - len += Set_LIN4_BO_LAST(&buf[len], item.spi()); - len += Set_LIN4_BO_LAST(&buf[len], item.sn()); - break; - } - case Item::ALT_gre__item: - { - GRE__item & item = ip_item_list[num].gre__item(); - - Check_field_value("GRE nexthead", item.nexthead(), c__ip__proto__gre2); - len += Set_LIN1(&buf[len], item.nexthead()); - buf[len] = (*item.C__bit()) << 7; - Check_field_value("GRE reserved1", (int) *item.reserved__1(), 0); - buf[len] += (*item.reserved__1()) << 6; - buf[len] += (*item.K__bit()) << 5; - buf[len] += (*item.S__bit()) << 4; - Check_field_value("GRE reserved2", (int) *item.reserved__2(), 0); - buf[len] += (*item.reserved__2()) << 3; - buf[len] += *item.version(); - len += 1; - Check_field_presence("checksum", *item.C__bit() == 1, - item.cksum().ispresent()); - Check_field_presence("key", *item.K__bit() == 1, - item.key().ispresent()); - Check_field_presence("sn", *item.S__bit() == 1, - item.sn().ispresent()); - len += Set_LIN2_BO_LAST_opt(&buf[len], item.cksum()); - len += Set_LIN4_BO_LAST_opt(&buf[len], item.key()); - len += Set_LIN4_BO_LAST_opt(&buf[len], item.sn()); - break; - } - default: - { - Log_not_implemented_union_field("Item", - ip_item_list[num].get_selection()); - break; - } - } - TTCN_logger.log(TTCN_DEBUG, "%uth item:", num); - Log_hexdump(&(buf[start_pos]), len - start_pos); - } - } - else if (item_list().get_selection() == Item__list::ALT_csrc__item__list) - { - /* Item list is CSRC item list */ - for (int num = 0; num < item_list().csrc__item__list().size_of(); num++) - { - int start_pos = len; - - len += Set_octetstring( &buf[len], - item_list().csrc__item__list()[num] ); - TTCN_logger.log(TTCN_DEBUG, "%uth item:", num); - Log_hexdump(&(buf[start_pos]), len - start_pos); - } - } - else if (item_list().get_selection() == Item__list::ALT_raw__data) - { - /* Item list is a raw octetstring */ - for (int num = 0; num < item_list().csrc__item__list().size_of(); num++) - { - int start_pos = len; - - len += Set_octetstring(&buf[len], item_list().raw__data()[num] ); - TTCN_logger.log(TTCN_DEBUG, "%uth item:", num); - Log_hexdump(&(buf[start_pos]), len - start_pos); - } - } - else - { - Log_not_implemented_union_field("Item_list", item_list().get_selection()); - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_XI_list_opt(unsigned char *buf, const OPTIONAL < XI__list > &xilist, - const OPTIONAL < BITSTRING > &padding, int length) -{ - int len = 0; - int halfbyte = 0; - - Log_function_name_on_enter(); - - if (!xilist.ispresent()) - { - Log_function_name_on_leave(); - return len; - } - - switch (xilist().get_selection()) - { - case XI__list::ALT_xi__item4: - { - if (length != xilist().xi__item4().size_of()) - TTCN_logger.log(TTCN_WARNING, - "Number of indices != value of CC field"); - for (int num = 0; num < xilist().xi__item4().size_of(); num++) - { - if (halfbyte) - { - buf[len] += ((*xilist().xi__item4()[num].x__ind()) << 3) & 0x08; - buf[len] += xilist().xi__item4()[num].index() & 0x07; - len += 1; - } - else - { - buf[len] = ((*xilist().xi__item4()[num].x__ind()) << 7) & 0x80; - buf[len] += (xilist().xi__item4()[num].index() << 4) & 0x70; - } - halfbyte = 1 - halfbyte; // Invert the value (0 -> 1 or 1 -> 0) - } - break; - } - - case XI__list::ALT_xi__item8: - { - if (length != xilist().xi__item8().size_of()) - TTCN_logger.log(TTCN_WARNING, - "Number of indices != value of CC field"); - for (int num = 0; num < xilist().xi__item8().size_of(); num++) - { - buf[len] = ((*xilist().xi__item8()[num].x__ind()) << 7) & 0x80; - buf[len] += xilist().xi__item8()[num].index() & 0x7F; - len += 1; - } - break; - } - - default: - Log_not_implemented_union_field("XI_list", xilist().get_selection()); - break; - } - - if (padding.ispresent() && halfbyte == 0) - { - TTCN_logger.log(TTCN_WARNING, "Specified padding is ignored"); - } - else if (!padding.ispresent() && halfbyte) - { - TTCN_logger.log(TTCN_WARNING, - "Padding not specified, padding bits left uninitialized"); - } - else if (padding.ispresent()) - { - Check_field_value("Index padding", *padding(), 0); - buf[len] += (*padding()) & 0x0F; - len += 1; - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Encoding_Type_0(unsigned char *buf, const Enc__Type__0 & enct0) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_presence("gen_id", *enct0.gp__bit() == 1, - enct0.gen__id().ispresent()); - - Check_field_value("Encoding type", *enct0.et(), 0); - buf[len] = ((*enct0.et()) << 6) & 0xC0; - buf[len] += ShiftUpBit(*enct0.gp__bit(), 5); - buf[len] += ShiftUpBit(*enct0.ps__bit(), 4); - buf[len] += enct0.cc() & 0x0F; - len += 1; - len += Set_LIN1_opt(&buf[len], enct0.gen__id()); - Check_ps_bit__xi_format(enct0.ps__bit(), enct0.xi__list()); - len += Set_XI_list_opt(&buf[len], enct0.xi__list(), enct0.padding(), - enct0.cc()); - len += Set_Item_list_opt(&buf[len], enct0.item__list()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - - -int -Set_Encoding_Type_1(unsigned char *buf, const Enc__Type__1 & enct1) -{ - int len = 0; - int n = 0; - - Log_function_name_on_enter(); - - Check_field_presence("gen_id", *enct1.gp__bit() == 1, - enct1.gen__id().ispresent()); - - Check_field_value("Encoding type", *enct1.et(), 1); - buf[len] = ((*enct1.et()) << 6) & 0xC0; - buf[len] += ShiftUpBit(*enct1.gp__bit(), 5); - buf[len] += ShiftUpBit(*enct1.ps__bit(), 4); - buf[len] += enct1.xi1() & 0x0F; - len += 1; - len += Set_LIN1_opt(&buf[len], enct1.gen__id()); - len += Set_LIN1_opt(&buf[len], enct1.ref__id()); - len += Set_octetstring(&buf[len], enct1.insbitmask()); - - // Count the number of 1's in the bitmask - for (int i = 0; i < enct1.insbitmask().lengthof(); ++i) - { - if (enct1.insbitmask() & int2oct(i + 1, enct1.insbitmask().lengthof())) - ++n; - } - - Check_ps_bit__xi_format(enct1.ps__bit(), enct1.xi__list()); - len += Set_XI_list_opt(&buf[len], enct1.xi__list(), enct1.padding(), n); - len += Set_Item_list_opt(&buf[len], enct1.item__list()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - - -int -Set_Encoding_Type_2(unsigned char *buf, const Enc__Type__2 & enct2) -{ - int len = 0; - - Check_field_presence("gen_id", *enct2.gp__bit() == 1, - enct2.gen__id().ispresent()); - - Check_field_value("Encoding type", *enct2.et(), 2); - buf[len] = ((*enct2.et()) << 6) & 0xC0; - buf[len] += ShiftUpBit(*enct2.gp__bit(), 5); - buf[len] += ShiftUpBit(*enct2.res(), 4); - buf[len] += enct2.count() & 0x0F; - len += 1; - len += Set_LIN1_opt(&buf[len], enct2.gen__id()); - len += Set_LIN1_opt(&buf[len], enct2.ref__id()); - len += Set_octetstring(&buf[len], enct2.rembitmask()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - - -int -Set_Encoding_Type_3(unsigned char *buf, const Enc__Type__3 & enct3) -{ - int len = 0; - int n = 0; - - Check_field_presence("gen_id", *enct3.gp__bit() == 1, - enct3.gen__id().ispresent()); - - Check_field_value("Encoding type", *enct3.et(), 3); - buf[len] = ((*enct3.et()) << 6) & 0xC0; - buf[len] += ShiftUpBit(*enct3.gp__bit(), 5); - buf[len] += ShiftUpBit(*enct3.ps__bit(), 4); - buf[len] += enct3.xi1() & 0x0F; - len += 1; - len += Set_LIN1_opt(&buf[len], enct3.gen__id()); - len += Set_LIN1_opt(&buf[len], enct3.ref__id()); - len += Set_octetstring(&buf[len], enct3.rembitmask()); - len += Set_octetstring(&buf[len], enct3.insbitmask()); - - // Count the number of 1's in the bitmask - for (int i = 0; i < enct3.insbitmask().lengthof(); ++i) - { - if (enct3.insbitmask() & int2oct(i + 1, enct3.insbitmask().lengthof())) - ++n; - } - Check_ps_bit__xi_format(enct3.ps__bit(), enct3.xi__list()); - len += Set_XI_list_opt(&buf[len], enct3.xi__list(), enct3.padding(), n); - len += Set_Item_list_opt(&buf[len], enct3.item__list()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Compr_head_list_opt(unsigned char *buf, - const OPTIONAL < Compr__head__list > &chl) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (!chl.ispresent()) - { - Log_function_name_on_leave(); - return len; - } - if (chl().get_selection() == Compr__head__list::ALT_enctype0) - len += Set_Encoding_Type_0(&buf[len], chl().enctype0()); - else if (chl().get_selection() == Compr__head__list::ALT_enctype1) - len += Set_Encoding_Type_1(&buf[len], chl().enctype1()); - else if (chl().get_selection() == Compr__head__list::ALT_enctype2) - len += Set_Encoding_Type_2(&buf[len], chl().enctype2()); - else if (chl().get_selection() == Compr__head__list::ALT_enctype3) - len += Set_Encoding_Type_3(&buf[len], chl().enctype3()); - else - { - Log_not_implemented_union_field("Compr_head_list", chl().get_selection()); - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_AEGSeqnum_opt(unsigned char *buf, const OPTIONAL < AEGSeqnum > &oseqn) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (!oseqn.ispresent()) - { - Log_function_name_on_leave(); - return len; - } - if (oseqn().get_selection() == AEGSeqnum::ALT_short__form) - { - Check_field_value("form-bit", (int) *oseqn().short__form().ind(), 0); - buf[len] = ShiftUpBit(*oseqn().short__form().ind(), 7); - buf[len] += oseqn().short__form().lsb__of__seqnum() & 0x7F; - len += 1; - } - else if (oseqn().get_selection() == AEGSeqnum::ALT_long__form) - { - Check_field_value("form-bit", (int) *oseqn().long__form().ind(), 1); - buf[len] = ShiftUpBit(*oseqn().long__form().ind(), 7); - buf[len] += (oseqn().long__form().lsb__of__seqnum() >> 24) & 0x7F; - len += 1; - - buf[len] = (oseqn().long__form().lsb__of__seqnum() >> 16) & 0xFF; - len += 1; - - buf[len] = (oseqn().long__form().lsb__of__seqnum() >> 8) & 0xFF; - len += 1; - - buf[len] = oseqn().long__form().lsb__of__seqnum() & 0xFF; - len += 1; - } - else - Log_not_implemented_union_field("AEGSeqnum", oseqn().get_selection()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_IPv4_static_chain(unsigned char *buf, const IPv4__Static & chain) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("IPv4 version", chain.version(), 4); - buf[len] = (chain.version() << 4) & 0xF0; - Check_field_value("IPv4 reserved (static chain)", chain.reserved(), 0); - buf[len] += chain.reserved() & 0x0F; - len += 1; - len += Set_LIN1(&buf[len], chain.proto()); - len += Set_octetstring(&buf[len], chain.srcaddr()); - len += Set_octetstring(&buf[len], chain.dstaddr()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_IPv6_static_chain(unsigned char *buf, const IPv6__Static & chain) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("IPv6 version", chain.version(), 6); - buf[len] = (chain.version() << 4) & 0xF0; - buf[len] += (chain.flowlabel() >> 16) & 0x0F; - len += 1; - - buf[len] = (chain.flowlabel() >> 8) & 0xFF; - len += 1; - buf[len] = chain.flowlabel() & 0xFF; - len += 1; - - len += Set_LIN1(&buf[len], chain.nexthead()); - len += Set_octetstring(&buf[len], chain.srcaddr()); - len += Set_octetstring(&buf[len], chain.dstaddr()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_UDP_static_chain(unsigned char *buf, const UDP__Static & chain) -{ - int len = 0; - - Log_function_name_on_enter(); - - len += Set_LIN2_BO_LAST(&buf[len], chain.srcport()); - len += Set_LIN2_BO_LAST(&buf[len], chain.dstport()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_RTP_static_chain(unsigned char *buf, const RTP__Static & chain) -{ - int len = 0; - - Log_function_name_on_enter(); - - len += Set_octetstring(&buf[len], chain.ssrc()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_RTP_dynamic_chain(unsigned char *buf, const RTP__Dynamic & chain) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("RTP version", chain.vfield(), 2); - buf[len] = (chain.vfield() << 6) & 0xC0; - buf[len] += ShiftUpBit(*chain.pbit(), 5); - buf[len] += ShiftUpBit(*chain.rxbit(), 4); - buf[len] += chain.ccfield() & 0x0F; - len += 1; - buf[len] = ShiftUpBit(*chain.mbit(), 7); - buf[len] += chain.ptfield() & 0x7F; - len += 1; - len += Set_LIN2_BO_LAST(&buf[len], chain.rtpseqnum()); - len += Set_LIN4_BO_LAST(&buf[len], chain.rtpts()); - len += Set_Encoding_Type_0(&buf[len], chain.gencsrclist()); - Check_field_presence("RTP rx", *chain.rxbit() == 1, - chain.rx__field().ispresent()); - if (chain.rx__field().ispresent()) - { - Check_field_value("RX reserved", (int) *chain.rx__field()().reserved(), 0); - buf[len] = ((*chain.rx__field()().reserved()) << 5) & 0xE0; - buf[len] += ShiftUpBit(*chain.rx__field()().xbit(), 4); - buf[len] += (chain.rx__field()().mode() << 2) & 0x0C; - buf[len] += ShiftUpBit(*chain.rx__field()().tisbit(), 1); - buf[len] += ShiftUpBit(*chain.rx__field()().tssbit(), 0); - len += 1; - } - Check_field_presence("TS Stride", - chain.rx__field().ispresent() && - (*chain.rx__field()().tssbit()) == 1, - chain.ts__stride().ispresent()); - Check_field_presence("TIME Stride", - chain.rx__field().ispresent() && - (*chain.rx__field()().tisbit()) == 1, - chain.time__stride().ispresent()); - len += Set_SDVL_field_opt(&buf[len], chain.ts__stride(), 0); - len += Set_SDVL_field_opt(&buf[len], chain.time__stride(), 0); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_RTP_flags_fields_opt(unsigned char *buf, - const OPTIONAL < RTP__flags__fields > &field) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (!field.ispresent()) - { - Log_function_name_on_leave(); - return len; - } - buf[len] = (field().mode() << 6) & 0xC0; - buf[len] += ShiftUpBit(*field().r__pt(), 5); - buf[len] += ShiftUpBit(*field().m__bit(), 4); - buf[len] += ShiftUpBit(*field().r__x(), 3); - buf[len] += ShiftUpBit(*field().csrc(), 2); - buf[len] += ShiftUpBit(*field().tss(), 1); - buf[len] += ShiftUpBit(*field().tis(), 0); - len += 1; - - Check_field_presence("RTP flags", - *field().r__pt() == 1, field().flags().ispresent()); - if (field().flags().ispresent()) - { - buf[len] = (((*field().flags()().r__p()) << 7) & 0x80) + - (field().flags()().rtp__pt() & 0x7F); - len += 1; - } - Check_field_presence("Compressed CSRC list", - *field().csrc() == 1, field().csrc__list().ispresent()); - len += Set_Compr_head_list_opt(&buf[len], field().csrc__list()); - Check_field_presence("TS_STRIDE", - *field().tss() == 1, field().ts__stride().ispresent()); - len += Set_SDVL_field_opt(&buf[len], field().ts__stride(), 0); - Check_field_presence("TIME_STRIDE", - *field().tis() == 1, - field().time__stride().ispresent()); - len += Set_SDVL_field_opt(&buf[len], field().time__stride(), 0); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_IPv4_dynamic_chain(unsigned char *buf, const IPv4__Dynamic & chain) -{ - int len = 0; - - Log_function_name_on_enter(); - - len += Set_LIN1(&buf[len], chain.tos()); - len += Set_LIN1(&buf[len], chain.ttl()); - len += Set_LIN2_BO_LAST(&buf[len], chain.identification()); - - buf[len] = ShiftUpBit(*chain.df__bit(), 7); - buf[len] += ShiftUpBit(*chain.rnd__bit(), 6); - buf[len] += ShiftUpBit(*chain.nbo__bit(), 5); - Check_field_value("IPv4 reserved (dynamic chain)", *chain.reserved(), 0); - buf[len] += (*chain.reserved()) & 0x1F; - len += 1; - len += Set_Encoding_Type_0(&buf[len], chain.genextheadlist()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_IPv6_dynamic_chain(unsigned char *buf, const IPv6__Dynamic & chain) -{ - int len = 0; - - Log_function_name_on_enter(); - - len += Set_LIN1(&buf[len], chain.trafficclass()); - len += Set_LIN1(&buf[len], chain.hoplimit()); - len += Set_Encoding_Type_0(&buf[len], chain.genextheadlist()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -/* ============ Encoding functions for ROHC types ============ */ -int -Set_feedback(unsigned char *buf, const Feedback__u & feedback, - BOOLEAN const &large_cid) -{ - int len = 0, crcpos = 0, crcstart = 0; - - Log_function_name_on_enter(); - - Check_field_value("feedback type", (int) *feedback.feedback__type(), 30); - Check_feedback_code__size(feedback.code(), feedback.size()); - buf[len] = ((*feedback.feedback__type()) << 3) & 0xF8; - buf[len] += feedback.code() & 0x07; - len += 1; - - len += Set_LIN1_opt(&buf[len], feedback.size()); - - crcstart = len; - - len += Set_CID(&buf[len], feedback.feedback__data().cid(), large_cid); - - switch (feedback.feedback__data().feedback__type().get_selection()) - { - case Feedback__type::ALT_feedback1: - { - Feedback1 fback1 = - feedback.feedback__data().feedback__type().feedback1(); - - len += Set_octetstring(&buf[len], fback1); - break; - } - - case Feedback__type::ALT_feedback2: - { - Feedback2 fback2 = - feedback.feedback__data().feedback__type().feedback2(); - - buf[len] = (fback2.acktype() << 6) & 0xC0; - buf[len] += (fback2.mode() << 4) & 0x30; - buf[len] += (fback2.sn() >> 8) & 0x0F; - len += 1; - - buf[len] = fback2.sn() & 0xFF; - len += 1; - - if (fback2.feedback__opts().ispresent()) - { - Feedback__opts & fbopts = fback2.feedback__opts(); - - for (int num = 0; num < fbopts.size_of(); num++) - { - buf[len] = (fbopts[num].opt__type() << 4) & 0xF0; - Check_feedback_optlen__optsize(fbopts[num].opt__len(), - fbopts[num].opt__data()); - buf[len] += fbopts[num].opt__len() & 0x0F; - len += 1; - - len += Set_octetstring_opt(&buf[len], fbopts[num].opt__data()); - if (fbopts[num].opt__data().ispresent()) - { - if ((fbopts[num].opt__len() == 1) - && (fbopts[num].opt__type() == 1) && (buf[len - 1] == 0)) - crcpos = len - 1; - } - } - } - break; - } - - default: - break; - } - - if (feedback.size().ispresent() && feedback.size() == 0) - { - buf[1] = (len - 2) & 0xFF; - } - if ((!feedback.size().ispresent()) && feedback.code() == 0) - { - buf[0] = (buf[0] & 0xF8) + ((len - 1) & 0x07); - } - - if ((crcpos > crcstart) && (buf[crcpos] == 0)) - buf[crcpos] = ComputeCRC(&(buf[crcstart]), len - crcstart, 8); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_ROHC_Feedback_opt(unsigned char *buf, - const OPTIONAL < Feedback > &feedback, - BOOLEAN const &large_cid) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (!feedback.ispresent()) - { - Log_function_name_on_leave(); - return len; - } - for (int num = 0; num < feedback().size_of(); num++) - { - len += Set_feedback(&buf[len], feedback()[num], large_cid); - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - return len; -} - -/* Inserts CID infomation into the buffer by moving memory areas */ -int -Set_CID_for_packets(unsigned char *buf, ROHC__config const &config, - int cid, int buflen) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (config.large__cid() == false) - { /* Small CID: first octet is the CID */ - if (cid > 0) - { - // Overlapping memory areas, use memmove - memmove(&(buf[1]), &(buf[0]), buflen); - buf[0] = 0xE0 + (cid & 0x0F); - len += 1; - } - } - else - { /* Large CID: CID is placed after the first octet */ - int cidlen = SDVL_encoded_CID_length(cid); - - // Overlapping memory areas, use memmove - memmove(&(buf[1 + cidlen]), &(buf[1]), buflen - 1); - len += Set_SDVL_field(&(buf[1]), cid, 0); - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_ROHC_Header_Profile0(unsigned char *buf, - const Profile0__headers & hdr, - ROHC__config const &config) -{ - int len = 0, crcpos = 0, cidlen, cid; - - Log_function_name_on_enter(); - - switch (hdr.get_selection()) - { - case Profile0__headers::ALT_ir: - { - cid = hdr.ir().cid(); - Check_field_value("packet type", (int) *hdr.ir().type__ind(), 126); - buf[len] = ((*hdr.ir().type__ind()) << 1) & 0xFE; - buf[len] += (*hdr.ir().d()) & 0x01; - len += 1; - Check_field_value("profile", hdr.ir().profile(), 0); - len += Set_LIN1(&buf[len], hdr.ir().profile()); - crcpos = len; - len += Set_LIN1(&buf[len], hdr.ir().crc()); - len += Set_octetstring(&buf[len], hdr.ir().orig__packet()); - break; - } - - case Profile0__headers::ALT_normal: - { - cid = hdr.normal().cid(); - len += Set_octetstring(&buf[len], hdr.normal().orig__packet()); - break; - } - - default: - Log_not_implemented_union_field("Profile0_headers", hdr.get_selection()); - break; - } - - cidlen = Set_CID_for_packets(buf, config, cid, len); - crcpos += cidlen; - len += cidlen; - - if (hdr.get_selection() == Profile0__headers::ALT_ir && hdr.ir().crc() == 0) - { - buf[crcpos] = ComputeCRC(&(buf[0]), crcpos, 8); - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - return len; -} - -int -Set_Static_Chain_Profile1(unsigned char *buf, const Static__Chain & chain) -{ - int len = 0; - - Log_function_name_on_enter(); - - for (int num = 0; num < chain.size_of(); num++) - { - switch (chain[num].get_selection()) - { - case Static__Chain__u::ALT_ipv4__stat: - len += Set_IPv4_static_chain(&buf[len], chain[num].ipv4__stat()); - break; - case Static__Chain__u::ALT_ipv6__stat: - len += Set_IPv6_static_chain(&buf[len], chain[num].ipv6__stat()); - break; - case Static__Chain__u::ALT_udp__stat: - len += Set_UDP_static_chain(&buf[len], chain[num].udp__stat()); - break; - case Static__Chain__u::ALT_rtp__stat: - len += Set_RTP_static_chain(&buf[len], chain[num].rtp__stat()); - break; - default: - Log_not_implemented_union_field - ("Static_Chain_u", chain[num].get_selection()); - break; - } - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Dynamic_Chain_Profile1(unsigned char *buf, const Dynamic__Chain & dynch) -{ - int len = 0; - - Log_function_name_on_enter(); - - for (int num = 0; num < dynch.size_of(); num++) - { - switch (dynch[num].get_selection()) - { - case Dynamic__Chain__u::ALT_ipv4__dyn: - len += Set_IPv4_dynamic_chain(&buf[len], dynch[num].ipv4__dyn()); - break; - case Dynamic__Chain__u::ALT_ipv6__dyn: - len += Set_IPv6_dynamic_chain(&buf[len], dynch[num].ipv6__dyn()); - break; - case Dynamic__Chain__u::ALT_udp__dyn: - len += Set_LIN2_BO_LAST(&buf[len], dynch[num].udp__dyn().cksum()); - break; - case Dynamic__Chain__u::ALT_rtp__dyn: - len += Set_RTP_dynamic_chain(&buf[len], dynch[num].rtp__dyn()); - break; - default: - Log_not_implemented_union_field - ("Dynamic_Chain_u", dynch[num].get_selection()); - break; - } - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_ROHC_Header_ir(unsigned char *buf, - const Profile1__IR__header & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("packet type", (int) *hdr.type__ind(), 126); - buf[len] = ((*hdr.type__ind()) << 1) & 0xFE; - Check_field_presence("dynamic chain", *hdr.d() == 1, - hdr.dyn__chain().ispresent()); - buf[len] += ShiftUpBit(*hdr.d(), 0); - len += 1; - Check_field_value("profile", hdr.profile(), 1); - len += Set_LIN1(&buf[len], hdr.profile()); - len += Set_LIN1(&buf[len], hdr.crc()); - len += Set_Static_Chain_Profile1(&buf[len], hdr.stat__chain()); - if (hdr.dyn__chain().ispresent()) - len += Set_Dynamic_Chain_Profile1(&buf[len], hdr.dyn__chain()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_ROHC_Header_irdyn(unsigned char *buf, - const Profile1__IR__DYN__header & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("packet type", (int) *hdr.type__ind(), 248); - buf[len] = *hdr.type__ind(); - len += 1; - Check_field_value("profile", hdr.profile(), 1); - len += Set_LIN1(&buf[len], hdr.profile()); - len += Set_LIN1(&buf[len], hdr.crc()); - len += Set_Dynamic_Chain_Profile1(&buf[len], hdr.dyn__chain()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_ROHC_Header_r0(unsigned char *buf, - const Profile1__R__0__header & hdr) -{ - Log_function_name_on_enter(); - - Check_field_value("packet type", (int) *hdr.type__ind(), 0); - buf[0] = ((*hdr.type__ind()) << 6) & 0xC0; - buf[0] += hdr.sn() & 0x3F; - - Log_hexdump(buf, 1); - Log_function_name_on_leave(); - - return 1; -} - -int -Set_Profile1_ROHC_Header_r0crc(unsigned char *buf, - const Profile1__R__0__CRC__header & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("packet type", (int) *hdr.type__ind(), 1); - buf[len] = ((*hdr.type__ind()) << 6) & 0xC0; - buf[len] += (hdr.sn() >> 1) & 0x3F; - len += 1; - buf[len] = (hdr.sn() << 7) & 0x80; - buf[len] += hdr.crc() & 0x7F; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_ROHC_Header_uo0(unsigned char *buf, - const Profile1__UO__0__header & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("packet type", (int) *hdr.type__ind(), 0); - buf[len] = ((*hdr.type__ind()) << 7) & 0x80; - buf[len] += (hdr.sn() << 3) & 0x78; - buf[len] += hdr.crc() & 0x07; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_ROHC_Header_r1(unsigned char *buf, - const Profile1__R__1__header & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("packet type", (int) *hdr.type__ind(), 2); - buf[len] = ((*hdr.type__ind()) << 6) & 0xC0; - buf[len] += hdr.sn() & 0x3F; - len += 1; - buf[len] = ShiftUpBit(*hdr.m__bit(), 7); - buf[len] += ShiftUpBit(*hdr.x__bit(), 6); - buf[len] += hdr.ts() & 0x3F; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_ROHC_Header_r1id(unsigned char *buf, - const Profile1__R__1__ID__header & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("packet type", (int) *hdr.type__ind(), 2); - buf[len] = ((*hdr.type__ind()) << 6) & 0xC0; - buf[len] += hdr.sn() & 0x3F; - len += 1; - buf[len] = ShiftUpBit(*hdr.m__bit(), 7); - buf[len] += ShiftUpBit(*hdr.x__bit(), 6); - Check_field_value("T-bit", (int) *hdr.t__bit(), 0); - buf[len] += ShiftUpBit(*hdr.t__bit(), 5); - buf[len] += hdr.ip__id() & 0x1F; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_ROHC_Header_r1ts(unsigned char *buf, - const Profile1__R__1__TS__header & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("packet type", (int) *hdr.type__ind(), 2); - buf[len] = ((*hdr.type__ind()) << 6) & 0xC0; - buf[len] += hdr.sn() & 0x3F; - len += 1; - buf[len] = ShiftUpBit(*hdr.m__bit(), 7); - buf[len] += ShiftUpBit(*hdr.x__bit(), 6); - Check_field_value("T-bit", (int) *hdr.t__bit(), 1); - buf[len] += ShiftUpBit(*hdr.t__bit(), 5); - buf[len] += hdr.ts() & 0x1F; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_ROHC_Header_uo1(unsigned char *buf, - const Profile1__UO__1__header & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("packet type", (int) *hdr.type__ind(), 2); - buf[len] = ((*hdr.type__ind()) << 6) & 0xC0; - buf[len] += hdr.ts() & 0x3F; - len += 1; - buf[len] = ShiftUpBit(*hdr.m__bit(), 7); - buf[len] += (hdr.sn() << 3) & 0x78; - buf[len] += hdr.crc() & 0x07; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_ROHC_Header_uo1id(unsigned char *buf, - const Profile1__UO__1__ID__header & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("packet type", (int) *hdr.type__ind(), 2); - buf[len] = ((*hdr.type__ind()) << 6) & 0xC0; - Check_field_value("T-bit", (int) *hdr.t__bit(), 0); - buf[len] += ShiftUpBit(*hdr.t__bit(), 5); - buf[len] += hdr.ip__id() & 0x1F; - len += 1; - buf[len] = ShiftUpBit(*hdr.x__bit(), 7); - buf[len] += (hdr.sn() << 3) & 0x78; - buf[len] += hdr.crc() & 0x07; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_ROHC_Header_uo1ts(unsigned char *buf, - const Profile1__UO__1__TS__header & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("packet type", (int) *hdr.type__ind(), 2); - buf[len] = ((*hdr.type__ind()) << 6) & 0xC0; - Check_field_value("T-bit", (int) *hdr.t__bit(), 1); - buf[len] += ShiftUpBit(*hdr.t__bit(), 5); - buf[len] += hdr.ts() & 0x1F; - len += 1; - buf[len] = ShiftUpBit(*hdr.m__bit(), 7); - buf[len] += (hdr.sn() << 3) & 0x78; - buf[len] += hdr.crc() & 0x07; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_ROHC_Header_uor2(unsigned char *buf, - const Profile1__UOR__2__header & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("packet type", (int) *hdr.type__ind(), 6); - buf[len] = ((*hdr.type__ind()) << 5) & 0xE0; - buf[len] += (hdr.ts() >> 1) & 0x1F; - len += 1; - buf[len] = (hdr.ts() << 7) & 0x80; - buf[len] += ShiftUpBit(*hdr.m__bit(), 6); - buf[len] += hdr.sn() & 0x3F; - len += 1; - buf[len] = ShiftUpBit(*hdr.x__bit(), 7); - buf[len] += hdr.crc() & 0x7F; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_ROHC_Header_uor2id(unsigned char *buf, - const Profile1__UOR__2__ID__header & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("packet type", (int) *hdr.type__ind(), 6); - buf[len] = ((*hdr.type__ind()) << 5) & 0xE0; - buf[len] += hdr.ip__id() & 0x1F; - len += 1; - Check_field_value("T-bit", (int) *hdr.t__bit(), 0); - buf[len] = ShiftUpBit(*hdr.t__bit(), 7); - buf[len] += ShiftUpBit(*hdr.m__bit(), 6); - buf[len] += hdr.sn() & 0x3F; - len += 1; - buf[len] = ShiftUpBit(*hdr.x__bit(), 7); - buf[len] += hdr.crc() & 0x7F; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_ROHC_Header_uor2ts(unsigned char *buf, - const Profile1__UOR__2__TS__header & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("packet type", (int) *hdr.type__ind(), 6); - Log_hexdump(buf, len); - buf[len] = ((*hdr.type__ind()) << 5) & 0xE0; - buf[len] += hdr.ts() & 0x1F; - len += 1; - Check_field_value("T-bit", (int) *hdr.t__bit(), 1); - buf[len] = ShiftUpBit(*hdr.t__bit(), 7); - buf[len] += ShiftUpBit(*hdr.m__bit(), 6); - buf[len] += hdr.sn() & 0x3F; - len += 1; - buf[len] = ShiftUpBit(*hdr.x__bit(), 7); - buf[len] += hdr.crc() & 0x7F; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_Inner_IP_flags_opt(unsigned char *buf, - const OPTIONAL < Inner__IP__flags > &field) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (!field.ispresent()) - { - Log_function_name_on_leave(); - return len; - } - buf[len] = ShiftUpBit(*field().tos(), 7); - buf[len] += ShiftUpBit(*field().ttl(), 6); - buf[len] += ShiftUpBit(*field().df(), 5); - buf[len] += ShiftUpBit(*field().pr(), 4); - buf[len] += ShiftUpBit(*field().ipx(), 3); - buf[len] += ShiftUpBit(*field().nbo(), 2); - buf[len] += ShiftUpBit(*field().rnd__bit(), 1); - buf[len] += ShiftUpBit(*field().ip2__bit(), 0); - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_Outer_IP_flags_opt(unsigned char *buf, - const OPTIONAL < Outer__IP__flags > &field) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (!field.ispresent()) - { - Log_function_name_on_leave(); - return len; - } - buf[len] = ShiftUpBit(*field().tos2(), 7); - buf[len] += ShiftUpBit(*field().ttl2(), 6); - buf[len] += ShiftUpBit(*field().df2(), 5); - buf[len] += ShiftUpBit(*field().pr2(), 4); - buf[len] += ShiftUpBit(*field().ipx2(), 3); - buf[len] += ShiftUpBit(*field().nbo2(), 2); - buf[len] += ShiftUpBit(*field().rnd2(), 1); - buf[len] += ShiftUpBit(*field().i2__bit(), 0); - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_ipx_headers_opt(unsigned char *buf, - const OPTIONAL < IP__Ext__heads > &field) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (!field.ispresent()) - { - Log_function_name_on_leave(); - return len; - } - buf[len] = ShiftUpBit(*field().cl(), 7); - buf[len] += ShiftUpBit(*field().aseq(), 6); - buf[len] += ShiftUpBit(*field().eseq(), 5); - buf[len] += ShiftUpBit(*field().gseq(), 4); - buf[len] += (*field().res()) & 0x0F; - len += 1; - - Check_field_presence("AH SN", *field().aseq() == 1, - field().ah__seq().ispresent()); - Check_field_presence("ESP SN", *field().eseq() == 1, - field().esp__seq().ispresent()); - Check_field_presence("GRE SN", *field().gseq() == 1, - field().gre__seq().ispresent()); - Check_field_presence("Compressed header list", *field().cl() == 1, - field().compr__head__list().ispresent()); - len += Set_AEGSeqnum_opt(&buf[len], field().ah__seq()); - len += Set_AEGSeqnum_opt(&buf[len], field().esp__seq()); - len += Set_AEGSeqnum_opt(&buf[len], field().gre__seq()); - len += Set_Compr_head_list_opt(&buf[len], field().compr__head__list()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_Inner_IP_fields_opt(unsigned char *buf, - const OPTIONAL < Inner__IP__flags > &flags, - const OPTIONAL < Inner__IP__fields > &field) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (!field.ispresent()) - { - Log_function_name_on_leave(); - return len; - } - Check_field_presence("TOS (inner IP)", - flags.ispresent() && (*flags().tos() == 1), - field().tos().ispresent()); - len += Set_LIN1_opt(&buf[len], field().tos()); - Check_field_presence("TTL (inner IP)", - flags.ispresent() && (*flags().ttl() == 1), - field().ttl().ispresent()); - len += Set_LIN1_opt(&buf[len], field().ttl()); - Check_field_presence("PROTO (inner IP)", - flags.ispresent() && (*flags().pr() == 1), - field().proto().ispresent()); - len += Set_LIN1_opt(&buf[len], field().proto()); - - Check_field_presence("IP extension headers (inner IP)", - flags.ispresent() && (*flags().ipx() == 1), - field().ext__heads().ispresent()); - len += Set_Profile1_ipx_headers_opt(&buf[len], field().ext__heads()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_Outer_IP_fields_opt(unsigned char *buf, - const OPTIONAL < Outer__IP__flags > &flags, - const OPTIONAL < Outer__IP__fields > &field) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (!field.ispresent()) - { - Log_function_name_on_leave(); - return len; - } - Check_field_presence("TOS (outer IP)", - flags.ispresent() && (*flags().tos2() == 1), - field().tos().ispresent()); - len += Set_LIN1_opt(&buf[len], field().tos()); - Check_field_presence("TTL (outer IP)", - flags.ispresent() && (*flags().ttl2() == 1), - field().ttl().ispresent()); - len += Set_LIN1_opt(&buf[len], field().ttl()); - Check_field_presence("PROTO (outer IP)", - flags.ispresent() && (*flags().pr2() == 1), - field().proto().ispresent()); - len += Set_LIN1_opt(&buf[len], field().proto()); - - Check_field_presence("IP extension headers (outer IP)", - flags.ispresent() && (*flags().ipx2() == 1), - field().ext__heads().ispresent()); - len += Set_Profile1_ipx_headers_opt(&buf[len], field().ext__heads()); - Check_field_presence("IP-ID (outer IP)", - flags.ispresent() && (*flags().i2__bit() == 1), - field().ip__id().ispresent()); - len += Set_LIN2_BO_LAST_opt(&buf[len], field().ip__id()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_ROHC_Header_Extension0(unsigned char *buf, const Extension0 & ext) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("extension type", (int) *ext.ext__type(), 0); - buf[len] = ((*ext.ext__type()) << 6) & 0xC0; - buf[len] += (ext.sn() << 3) & 0x38; - buf[len] += ext.plust() & 0x07; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_ROHC_Header_Extension1(unsigned char *buf, const Extension1 & ext) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("extension type", (int) *ext.ext__type(), 1); - buf[len] = ((*ext.ext__type()) << 6) & 0xC0; - buf[len] += (ext.sn() << 3) & 0x38; - buf[len] += ext.plust() & 0x07; - len += 1; - len += Set_LIN1(&buf[len], ext.minust()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_ROHC_Header_Extension2(unsigned char *buf, const Extension2 & ext) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("extension type", (int) *ext.ext__type(), 2); - buf[len] = ((*ext.ext__type()) << 6) & 0xC0; - buf[len] += (ext.sn() << 3) & 0x38; - buf[len] += (ext.plust() >> 8) & 0x07; - len += 1; - buf[len] = ext.plust() & 0xFF; - len += 1; - len += Set_LIN1(&buf[len], ext.minust()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_ROHC_Header_Extension3(unsigned char *buf, const Extension3 & ext) -{ - int len = 0; - int ts_length = 0; - - Log_function_name_on_enter(); - - Check_field_value("extension type", (int) *ext.ext__type(), 3); - buf[len] = ((*ext.ext__type()) << 6) & 0xC0; - buf[len] += ShiftUpBit(*ext.s__bit(), 5); - buf[len] += ShiftUpBit(*ext.r__ts__bit(), 4); - buf[len] += ShiftUpBit(*ext.tsc__bit(), 3); - buf[len] += ShiftUpBit(*ext.i__bit(), 2); - buf[len] += ShiftUpBit(*ext.ip__bit(), 1); - buf[len] += ShiftUpBit(*ext.rtp__bit(), 0); - len += 1; - - Check_field_presence("Inner IP flags", - *ext.ip__bit() == 1, - ext.inner__ip__flags().ispresent()); - len += Set_Profile1_Inner_IP_flags_opt(&buf[len], ext.inner__ip__flags()); - Check_field_presence("Outer IP flags", - ext.inner__ip__flags().ispresent() && - (*ext.inner__ip__flags()().ip2__bit() == 1), - ext.outer__ip__flags().ispresent()); - len += Set_Profile1_Outer_IP_flags_opt(&buf[len], ext.outer__ip__flags()); - Check_field_presence("SN", *ext.s__bit() == 1, ext.sn().ispresent()); - len += Set_LIN1_opt(&buf[len], ext.sn()); - Check_field_presence("RTP TS", *ext.r__ts__bit() == 1, ext.ts().ispresent()); - if (ext.ts__length().ispresent()) ts_length = ext.ts__length()(); - len += Set_SDVL_field_opt(&buf[len], ext.ts(), ts_length); - Check_field_presence("Inner IP fields", - *ext.ip__bit() == 1, ext.inner__ip__hdr().ispresent()); - len += Set_Profile1_Inner_IP_fields_opt(&buf[len], ext.inner__ip__flags(), - ext.inner__ip__hdr()); - Check_field_presence("Inner IP-ID", - *ext.i__bit() == 1, ext.ip__id().ispresent()); - len += Set_LIN2_BO_LAST_opt(&buf[len], ext.ip__id()); - Check_field_presence("Outer IP fields", - ext.inner__ip__flags().ispresent() && - (*ext.inner__ip__flags()().ip2__bit() == 1), - ext.outer__ip__hdr().ispresent()); - len += Set_Profile1_Outer_IP_fields_opt(&buf[len], ext.outer__ip__flags(), - ext.outer__ip__hdr()); - Check_field_presence("RTP flags and fields", - *ext.rtp__bit() == 1, ext.rtp__fl__fi().ispresent()); - len += Set_RTP_flags_fields_opt(&buf[len], ext.rtp__fl__fi()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_ROHC_Header_Extension_opt(unsigned char *buf, - const OPTIONAL < Profile1__Extension > - &ext) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (ext.ispresent()) - { - if (ext().get_selection() == Profile1__Extension::ALT_ext0) - { - len += Set_Profile1_ROHC_Header_Extension0(&buf[len], ext().ext0()); - } - else if (ext().get_selection() == Profile1__Extension::ALT_ext1) - { - len += Set_Profile1_ROHC_Header_Extension1(&buf[len], ext().ext1()); - } - else if (ext().get_selection() == Profile1__Extension::ALT_ext2) - { - len += Set_Profile1_ROHC_Header_Extension2(&buf[len], ext().ext2()); - } - else if (ext().get_selection() == Profile1__Extension::ALT_ext3) - { - len += Set_Profile1_ROHC_Header_Extension3(&buf[len], ext().ext3()); - } - else - { - Log_not_implemented_union_field("Profile1_Extension", - ext().get_selection()); - } - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_ROHC_Header_ipid_ah_gre(unsigned char *buf, - const Profile1__headers & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - len += Set_LIN2_BO_LAST_opt(&buf[len], hdr.ip__id__outer()); - len += Set_octetstring_opt(&buf[len], hdr.ah__outer()); - len += Set_LIN2_BO_LAST_opt(&buf[len], hdr.gre__cksum1()); - len += Set_LIN2_BO_LAST_opt(&buf[len], hdr.ip__id__inner()); - len += Set_octetstring_opt(&buf[len], hdr.ah__inner()); - len += Set_LIN2_BO_LAST_opt(&buf[len], hdr.gre__cksum2()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile1_ROHC_Header(unsigned char *buf, - const Profile1__headers & hdr, - ROHC__config const &config) -{ - int len = 0, crcpos = 0, cidlen = 0, cid; - - Log_function_name_on_enter(); - - switch (hdr.base__header().get_selection()) - { - case Profile1__base__header::ALT_ir: - cid = hdr.base__header().ir().cid(); - crcpos = len + 2; - len += Set_Profile1_ROHC_Header_ir(&buf[len], hdr.base__header().ir()); - break; - case Profile1__base__header::ALT_ir__dyn: - cid = hdr.base__header().ir__dyn().cid(); - crcpos = len + 2; - len += Set_Profile1_ROHC_Header_irdyn(&buf[len], - hdr.base__header().ir__dyn()); - break; - case Profile1__base__header::ALT_r__0: - cid = hdr.base__header().r__0().cid(); - len += Set_Profile1_ROHC_Header_r0(&buf[len], hdr.base__header().r__0()); - break; - case Profile1__base__header::ALT_r__0__crc: - cid = hdr.base__header().r__0__crc().cid(); - len += Set_Profile1_ROHC_Header_r0crc(&buf[len], - hdr.base__header().r__0__crc()); - break; - case Profile1__base__header::ALT_uo__0: - cid = hdr.base__header().uo__0().cid(); - len += Set_Profile1_ROHC_Header_uo0(&buf[len], hdr.base__header().uo__0()); - break; - case Profile1__base__header::ALT_r__1: - cid = hdr.base__header().r__1().cid(); - len += Set_Profile1_ROHC_Header_r1(&buf[len], hdr.base__header().r__1()); - break; - case Profile1__base__header::ALT_r__1__id: - cid = hdr.base__header().r__1__id().cid(); - len += - Set_Profile1_ROHC_Header_r1id(&buf[len], hdr.base__header().r__1__id()); - break; - case Profile1__base__header::ALT_r__1__ts: - cid = hdr.base__header().r__1__ts().cid(); - len += - Set_Profile1_ROHC_Header_r1ts(&buf[len], hdr.base__header().r__1__ts()); - break; - case Profile1__base__header::ALT_uo__1: - cid = hdr.base__header().uo__1().cid(); - len += Set_Profile1_ROHC_Header_uo1(&buf[len], hdr.base__header().uo__1()); - break; - case Profile1__base__header::ALT_uo__1__id: - cid = hdr.base__header().uo__1__id().cid(); - len += - Set_Profile1_ROHC_Header_uo1id(&buf[len], - hdr.base__header().uo__1__id()); - break; - case Profile1__base__header::ALT_uo__1__ts: - cid = hdr.base__header().uo__1__ts().cid(); - len += - Set_Profile1_ROHC_Header_uo1ts(&buf[len], - hdr.base__header().uo__1__ts()); - break; - case Profile1__base__header::ALT_uor__2: - cid = hdr.base__header().uor__2().cid(); - len += - Set_Profile1_ROHC_Header_uor2(&buf[len], hdr.base__header().uor__2()); - break; - case Profile1__base__header::ALT_uor__2__id: - cid = hdr.base__header().uor__2__id().cid(); - len += - Set_Profile1_ROHC_Header_uor2id(&buf[len], - hdr.base__header().uor__2__id()); - break; - case Profile1__base__header::ALT_uor__2__ts: - cid = hdr.base__header().uor__2__ts().cid(); - len += - Set_Profile1_ROHC_Header_uor2ts(&buf[len], - hdr.base__header().uor__2__ts()); - break; - default: - Log_not_implemented_union_field - ("Profile1_base_header", hdr.base__header().get_selection()); - break; - } - - len += Set_Profile1_ROHC_Header_Extension_opt(&buf[len], hdr.ext()); - len += Set_Profile1_ROHC_Header_ipid_ah_gre(&buf[len], hdr); - len += Set_LIN2_BO_LAST_opt(&buf[len], hdr.udp__cksum()); - - cidlen = Set_CID_for_packets(buf, config, cid, len); - crcpos += cidlen; - len += cidlen; - - if (hdr.base__header().get_selection() == Profile1__base__header::ALT_ir - && hdr.base__header().ir().crc() == 0) - buf[crcpos] = ComputeCRC(&(buf[0]), len, 8); - else if (hdr.base__header().get_selection() == - Profile1__base__header::ALT_ir__dyn - && hdr.base__header().ir__dyn().crc() == 0) - buf[crcpos] = ComputeCRC(&(buf[0]), len, 8); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile2_Static_Chain(unsigned char - *buf, const Profile2__Static__Chain & chain) -{ - int len = 0; - - Log_function_name_on_enter(); - - for (int num = 0; num < chain.size_of(); num++) - { - switch (chain[num].get_selection()) - { - case Static__Chain__u::ALT_ipv4__stat: - len += Set_IPv4_static_chain(&buf[len], chain[num].ipv4__stat()); - break; - case Static__Chain__u::ALT_ipv6__stat: - len += Set_IPv6_static_chain(&buf[len], chain[num].ipv6__stat()); - break; - case Static__Chain__u::ALT_udp__stat: - len += Set_UDP_static_chain(&buf[len], chain[num].udp__stat()); - break; - default: - Log_not_implemented_union_field - ("Profile2_Static_Chain", chain[num].get_selection()); - break; - } - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile2_Dynamic_Chain(unsigned char - *buf, const Profile2__Dynamic__Chain & dynch) -{ - int len = 0; - - Log_function_name_on_enter(); - - for (int num = 0; num < dynch.size_of(); num++) - { - switch (dynch[num].get_selection()) - { - case Profile2__Dynamic__Chain__u::ALT_ipv4__dyn: - len += Set_IPv4_dynamic_chain(&buf[len], dynch[num].ipv4__dyn()); - break; - case Profile2__Dynamic__Chain__u::ALT_ipv6__dyn: - len += Set_IPv6_dynamic_chain(&buf[len], dynch[num].ipv6__dyn()); - break; - case Profile2__Dynamic__Chain__u::ALT_udp__dyn: - len += Set_LIN2_BO_LAST(&buf[len], dynch[num].udp__dyn().cksum()); - len += Set_LIN2_BO_LAST(&buf[len], dynch[num].udp__dyn().udp__sn()); - break; - default: - Log_not_implemented_union_field - ("Profile2_Dynamic_Chain", dynch[num].get_selection()); - break; - } - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile2_ROHC_Header_ir(unsigned char - *buf, const Profile2__IR__header & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("packet type", (int) *hdr.type__ind(), 126); - buf[len] = ((*hdr.type__ind()) << 1) & 0xFE; - Check_field_presence("dynamic chain", *hdr.d() == 1, - hdr.dyn__chain().ispresent()); - buf[len] += ShiftUpBit(*hdr.d(), 0); - len += 1; - Check_field_value("profile", hdr.profile(), 2); - len += Set_LIN1(&buf[len], hdr.profile()); - len += Set_LIN1(&buf[len], hdr.crc()); - len += Set_Profile2_Static_Chain(&buf[len], hdr.stat__chain()); - if (hdr.dyn__chain().ispresent()) - len += Set_Profile2_Dynamic_Chain(&buf[len], hdr.dyn__chain()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile2_ROHC_Header_irdyn(unsigned - char *buf, - const Profile2__IR__DYN__header & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("packet type", (int) *hdr.type__ind(), 248); - buf[len] = *hdr.type__ind(); - len += 1; - Check_field_value("profile", hdr.profile(), 2); - len += Set_LIN1(&buf[len], hdr.profile()); - len += Set_LIN1(&buf[len], hdr.crc()); - len += Set_Profile2_Dynamic_Chain(&buf[len], hdr.dyn__chain()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile2_ROHC_Header_r1(unsigned char - *buf, const Profile2__R__1__header & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("packet type", (int) *hdr.type__ind(), 2); - buf[len] = ((*hdr.type__ind()) << 6) & 0xC0; - buf[len] += hdr.sn() & 0x3F; - len += 1; - buf[len] = ShiftUpBit(*hdr.x__bit(), 7); - buf[len] += hdr.ip__id() & 0x7F; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile2_ROHC_Header_uo1(unsigned char - *buf, const Profile2__UO__1__header & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("packet type", (int) *hdr.type__ind(), 2); - buf[len] = ((*hdr.type__ind()) << 6) & 0xC0; - buf[len] += hdr.ip__id() & 0x3F; - len += 1; - buf[len] = (hdr.sn() << 3) & 0xF8; - buf[len] += hdr.crc() & 0x07; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile2_ROHC_Header_uor2(unsigned char *buf, - const Profile2__UOR__2__header & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("packet type", (int) *hdr.type__ind(), 6); - buf[len] = ((*hdr.type__ind()) << 5) & 0xE0; - buf[len] += hdr.sn() & 0x1F; - len += 1; - buf[len] = ShiftUpBit(*hdr.x__bit(), 7); - buf[len] += hdr.crc() & 0x7F; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile2_Inner_IP_flags_opt(unsigned char *buf, - const OPTIONAL < Profile2__Inner__IP__flags > - &field) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (!field.ispresent()) - { - Log_function_name_on_leave(); - return len; - } - buf[len] = ShiftUpBit(*field().tos(), 7); - buf[len] += ShiftUpBit(*field().ttl(), 6); - buf[len] += ShiftUpBit(*field().df(), 5); - buf[len] += ShiftUpBit(*field().pr(), 4); - buf[len] += ShiftUpBit(*field().ipx(), 3); - buf[len] += ShiftUpBit(*field().nbo(), 2); - buf[len] += ShiftUpBit(*field().rnd__bit(), 1); - Check_field_value("inner IP flags, reserved", (int) *field().reserved(), 0); - buf[len] += ShiftUpBit(*field().reserved(), 0); - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile2_Inner_IP_fields_opt(unsigned char *buf, - const OPTIONAL < Profile2__Inner__IP__flags > - &flags, - const OPTIONAL < Inner__IP__fields > &field) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (!field.ispresent()) - { - Log_function_name_on_leave(); - return len; - } - Check_field_presence("TOS (inner IP)", - flags.ispresent() && (*flags().tos() == 1), - field().tos().ispresent()); - len += Set_LIN1_opt(&buf[len], field().tos()); - Check_field_presence("TTL (inner IP)", - flags.ispresent() && (*flags().ttl() == 1), - field().ttl().ispresent()); - len += Set_LIN1_opt(&buf[len], field().ttl()); - Check_field_presence("PROTO (inner IP)", - flags.ispresent() && (*flags().pr() == 1), - field().proto().ispresent()); - len += Set_LIN1_opt(&buf[len], field().proto()); - - len += Set_Profile1_ipx_headers_opt(&buf[len], field().ext__heads()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - - -int -Set_Profile2_ROHC_Header_Extension0(unsigned char *buf, - const Profile2__Extension0 & ext) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("extension type", (int) *ext.ext__type(), 0); - buf[len] = ((*ext.ext__type()) << 6) & 0xC0; - buf[len] += (ext.sn() << 3) & 0x38; - buf[len] += ext.ip__id() & 0x07; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile2_ROHC_Header_Extension1(unsigned char *buf, - const Profile2__Extension1 & ext) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("extension type", (int) *ext.ext__type(), 1); - buf[len] = ((*ext.ext__type()) << 6) & 0xC0; - buf[len] += (ext.sn() << 3) & 0x38; - buf[len] += (ext.ip__id() >> 8) & 0x07; - len += 1; - buf[len] = ext.ip__id() & 0xFF; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile2_ROHC_Header_Extension2(unsigned char *buf, - const Profile2__Extension2 & ext) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("extension type", (int) *ext.ext__type(), 2); - buf[len] = ((*ext.ext__type()) << 6) & 0xC0; - buf[len] += (ext.sn() << 3) & 0x38; - buf[len] += (ext.ip__id2() >> 8) & 0x07; - len += 1; - buf[len] = ext.ip__id2() & 0xFF; - len += 1; - buf[len] = ext.ip__id() & 0xFF; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile2_ROHC_Header_Extension3(unsigned char *buf, - const Profile2__Extension3 & ext) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("extension type", (int) *ext.ext__type(), 3); - buf[len] = ((*ext.ext__type()) << 6) & 0xC0; - buf[len] += ShiftUpBit(*ext.s__bit(), 5); - buf[len] += ((ext.mode()) << 3) & 0x18; - buf[len] += ShiftUpBit(*ext.i__bit(), 2); - buf[len] += ShiftUpBit(*ext.ip__bit(), 1); - buf[len] += ShiftUpBit(*ext.ip2__bit(), 0); - len += 1; - - Check_field_presence("Inner IP flags", - *ext.ip__bit() == 1, - ext.inner__ip__flags().ispresent()); - len += Set_Profile2_Inner_IP_flags_opt(&buf[len], ext.inner__ip__flags()); - Check_field_presence("Outer IP flags", - *ext.ip2__bit() == 1, - ext.outer__ip__flags().ispresent()); - len += Set_Profile1_Outer_IP_flags_opt(&buf[len], ext.outer__ip__flags()); - Check_field_presence("SN", *ext.s__bit() == 1, ext.sn().ispresent()); - len += Set_LIN1_opt(&buf[len], ext.sn()); - Check_field_presence("Inner IP fields", - *ext.ip__bit() == 1, ext.inner__ip__hdr().ispresent()); - len += Set_Profile2_Inner_IP_fields_opt(&buf[len], ext.inner__ip__flags(), - ext.inner__ip__hdr()); - Check_field_presence("Inner IP-ID", - *ext.i__bit() == 1, ext.ip__id().ispresent()); - len += Set_LIN2_BO_LAST_opt(&buf[len], ext.ip__id()); - Check_field_presence("Outer IP fields", - *ext.ip2__bit() == 1, ext.outer__ip__hdr().ispresent()); - len += Set_Profile1_Outer_IP_fields_opt(&buf[len], ext.outer__ip__flags(), - ext.outer__ip__hdr()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile2_ROHC_Header_Extension_opt(unsigned char *buf, - const OPTIONAL < Profile2__Extension > - &ext) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (ext.ispresent()) - { - if (ext().get_selection() == Profile2__Extension::ALT_ext0) - { - len += Set_Profile2_ROHC_Header_Extension0(&buf[len], ext().ext0()); - } - else if (ext().get_selection() == Profile2__Extension::ALT_ext1) - { - len += Set_Profile2_ROHC_Header_Extension1(&buf[len], ext().ext1()); - } - else if (ext().get_selection() == Profile2__Extension::ALT_ext2) - { - len += Set_Profile2_ROHC_Header_Extension2(&buf[len], ext().ext2()); - } - else if (ext().get_selection() == Profile2__Extension::ALT_ext3) - { - len += Set_Profile2_ROHC_Header_Extension3(&buf[len], ext().ext3()); - } - else - { - Log_not_implemented_union_field("Profile2_Extension", - ext().get_selection()); - } - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile2_ROHC_Header_ipid_ah_gre(unsigned char *buf, - const Profile2__headers & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - len += Set_LIN2_BO_LAST_opt(&buf[len], hdr.ip__id__outer()); - len += Set_octetstring_opt(&buf[len], hdr.ah__outer()); - len += Set_LIN2_BO_LAST_opt(&buf[len], hdr.gre__cksum1()); - len += Set_LIN2_BO_LAST_opt(&buf[len], hdr.ip__id__inner()); - len += Set_octetstring_opt(&buf[len], hdr.ah__inner()); - len += Set_LIN2_BO_LAST_opt(&buf[len], hdr.gre__cksum2()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile2_ROHC_Header(unsigned char *buf, - const Profile2__headers & hdr, - ROHC__config const &config) -{ - int len = 0, crcpos = 0, cidlen = 0, cid; - - Log_function_name_on_enter(); - - switch (hdr.base__header().get_selection()) - { - case Profile2__base__header::ALT_ir: - cid = hdr.base__header().ir().cid(); - crcpos = len + 2; - len += Set_Profile2_ROHC_Header_ir(&buf[len], hdr.base__header().ir()); - break; - case Profile2__base__header::ALT_ir__dyn: - cid = hdr.base__header().ir__dyn().cid(); - crcpos = len + 2; - len += - Set_Profile2_ROHC_Header_irdyn(&buf[len], hdr.base__header().ir__dyn()); - break; - case Profile1__base__header::ALT_r__0: - cid = hdr.base__header().r__0().cid(); - len += Set_Profile1_ROHC_Header_r0(&buf[len], hdr.base__header().r__0()); - break; - case Profile1__base__header::ALT_r__0__crc: - cid = hdr.base__header().r__0__crc().cid(); - len += - Set_Profile1_ROHC_Header_r0crc(&buf[len], - hdr.base__header().r__0__crc()); - break; - case Profile1__base__header::ALT_uo__0: - cid = hdr.base__header().uo__0().cid(); - len += Set_Profile1_ROHC_Header_uo0(&buf[len], hdr.base__header().uo__0()); - break; - case Profile2__base__header::ALT_r__1: - cid = hdr.base__header().r__1().cid(); - len += Set_Profile2_ROHC_Header_r1(&buf[len], hdr.base__header().r__1()); - break; - case Profile2__base__header::ALT_uo__1: - cid = hdr.base__header().uo__1().cid(); - len += Set_Profile2_ROHC_Header_uo1(&buf[len], hdr.base__header().uo__1()); - break; - case Profile2__base__header::ALT_uor__2: - cid = hdr.base__header().uor__2().cid(); - len += - Set_Profile2_ROHC_Header_uor2(&buf[len], hdr.base__header().uor__2()); - break; - default: - Log_not_implemented_union_field - ("Profile2_base_header", hdr.base__header().get_selection()); - break; - } - - len += Set_Profile2_ROHC_Header_Extension_opt(&buf[len], hdr.ext()); - len += Set_Profile2_ROHC_Header_ipid_ah_gre(&buf[len], hdr); - len += Set_LIN2_BO_LAST_opt(&buf[len], hdr.udp__cksum()); - - cidlen = Set_CID_for_packets(buf, config, cid, len); - crcpos += cidlen; - len += cidlen; - - if (hdr.base__header().get_selection() == Profile2__base__header::ALT_ir) - { - if (hdr.base__header().ir().crc() == 0) - buf[crcpos] = ComputeCRC(&(buf[0]), len, 8); - } - else - if (hdr.base__header(). - get_selection() == Profile2__base__header::ALT_ir__dyn) - { - if (hdr.base__header().ir__dyn().crc() == 0) - buf[crcpos] = ComputeCRC(&(buf[0]), len, 8); - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} /* Set_Profile2_ROHC_Header */ - -int -Set_Profile4_Static_Chain(unsigned char *buf, - const Profile4__Static__Chain & chain) -{ - int len = 0; - - Log_function_name_on_enter(); - - for (int num = 0; num < chain.size_of(); num++) - { - switch (chain[num].get_selection()) - { - case Static__Chain__u::ALT_ipv4__stat: - len += Set_IPv4_static_chain(&buf[len], chain[num].ipv4__stat()); - break; - case Static__Chain__u::ALT_ipv6__stat: - len += Set_IPv6_static_chain(&buf[len], chain[num].ipv6__stat()); - break; - default: - Log_not_implemented_union_field - ("Profile4_Static_Chain", chain[num].get_selection()); - break; - } - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile4_IPv4_dynamic(unsigned char *buf, - const Profile4__IPv4__Dynamic & chain) -{ - int len = 0; - - Log_function_name_on_enter(); - - len += Set_LIN1(&buf[len], chain.tos()); - len += Set_LIN1(&buf[len], chain.ttl()); - len += Set_LIN2_BO_LAST(&buf[len], chain.identification()); - - buf[len] = ShiftUpBit(*chain.df__bit(), 7); - buf[len] += ShiftUpBit(*chain.rnd__bit(), 6); - buf[len] += ShiftUpBit(*chain.nbo__bit(), 5); - buf[len] += ShiftUpBit(*chain.sid__bit(), 4); - Check_field_value("IPv4 reserved (dynamic chain)", *chain.reserved(), 0); - buf[len] += (*chain.reserved()) & 0x0F; - len += 1; - len += Set_Encoding_Type_0(&buf[len], chain.genextheadlist()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile4_Dynamic_Chain(unsigned char *buf, - const Profile4__Dynamic__Chain & dynch) -{ - int len = 0; - - Log_function_name_on_enter(); - - for (int num = 0; num < dynch.size_of(); num++) - { - switch (dynch[num].get_selection()) - { - case Profile4__Dynamic__Chain__u::ALT_ipv4__dyn: - len += Set_Profile4_IPv4_dynamic(&buf[len], dynch[num].ipv4__dyn()); - break; - case Profile4__Dynamic__Chain__u::ALT_ipv6__dyn: - len += Set_IPv6_dynamic_chain(&buf[len], dynch[num].ipv6__dyn()); - break; - case Profile4__Dynamic__Chain__u::ALT_sn: - len += Set_LIN2_BO_LAST(&buf[len], dynch[num].sn()); - break; - default: - Log_not_implemented_union_field - ("Profile4_Dynamic_Chain", dynch[num].get_selection()); - break; - } - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile4_ROHC_Header_ir(unsigned char *buf, - const Profile4__IR__header & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("packet type", (int) *hdr.type__ind(), 126); - buf[len] = ((*hdr.type__ind()) << 1) & 0xFE; - Check_field_presence("dynamic chain", *hdr.d() == 1, - hdr.dyn__chain().ispresent()); - buf[len] += ShiftUpBit(*hdr.d(), 0); - len += 1; - Check_field_value("profile", hdr.profile(), 4); - len += Set_LIN1(&buf[len], hdr.profile()); - len += Set_LIN1(&buf[len], hdr.crc()); - len += Set_Profile4_Static_Chain(&buf[len], hdr.stat__chain()); - if (hdr.dyn__chain().ispresent()) - len += Set_Profile4_Dynamic_Chain(&buf[len], hdr.dyn__chain()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile4_ROHC_Header_irdyn(unsigned char *buf, - const Profile4__IR__DYN__header & hdr) -{ - int len = 0; - - Log_function_name_on_enter(); - - Check_field_value("packet type", (int) *hdr.type__ind(), 248); - buf[len] = *hdr.type__ind(); - len += 1; - Check_field_value("profile", hdr.profile(), 4); - len += Set_LIN1(&buf[len], hdr.profile()); - len += Set_LIN1(&buf[len], hdr.crc()); - len += Set_Profile4_Dynamic_Chain(&buf[len], hdr.dyn__chain()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile4_ROHC_Header_ipid_ah_gre(unsigned char *buf, - const Profile4__headers & other_headers) -{ - int len = 0; - - Log_function_name_on_enter(); - - len += Set_LIN2_BO_LAST_opt(&buf[len], other_headers.ip__id__outer()); - len += Set_octetstring_opt(&buf[len], other_headers.ah__outer()); - len += Set_LIN2_BO_LAST_opt(&buf[len], other_headers.gre__cksum1()); - len += Set_LIN2_BO_LAST_opt(&buf[len], other_headers.ip__id__inner()); - len += Set_octetstring_opt(&buf[len], other_headers.ah__inner()); - len += Set_LIN2_BO_LAST_opt(&buf[len], other_headers.gre__cksum2()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Set_Profile4_ROHC_Header(unsigned char *buf, - const Profile4__headers & hdr, - ROHC__config const &config) -{ - int len = 0, crcpos = 0, cidlen = 0, cid; - - Log_function_name_on_enter(); - - switch (hdr.base__header().get_selection()) - { - case Profile4__base__header::ALT_ir: - cid = hdr.base__header().ir().cid(); - crcpos = len + 2; - len += Set_Profile4_ROHC_Header_ir(&buf[len], hdr.base__header().ir()); - break; - case Profile4__base__header::ALT_ir__dyn: - cid = hdr.base__header().ir__dyn().cid(); - crcpos = len + 2; - len += - Set_Profile4_ROHC_Header_irdyn(&buf[len], hdr.base__header().ir__dyn()); - break; - case Profile1__base__header::ALT_r__0: - cid = hdr.base__header().r__0().cid(); - len += Set_Profile1_ROHC_Header_r0(&buf[len], hdr.base__header().r__0()); - break; - case Profile1__base__header::ALT_r__0__crc: - cid = hdr.base__header().r__0__crc().cid(); - len += - Set_Profile1_ROHC_Header_r0crc(&buf[len], - hdr.base__header().r__0__crc()); - break; - case Profile1__base__header::ALT_uo__0: - cid = hdr.base__header().uo__0().cid(); - len += Set_Profile1_ROHC_Header_uo0(&buf[len], hdr.base__header().uo__0()); - break; - case Profile2__base__header::ALT_r__1: - cid = hdr.base__header().r__1().cid(); - len += Set_Profile2_ROHC_Header_r1(&buf[len], hdr.base__header().r__1()); - break; - case Profile2__base__header::ALT_uo__1: - cid = hdr.base__header().uo__1().cid(); - len += Set_Profile2_ROHC_Header_uo1(&buf[len], hdr.base__header().uo__1()); - break; - case Profile2__base__header::ALT_uor__2: - cid = hdr.base__header().uor__2().cid(); - len += - Set_Profile2_ROHC_Header_uor2(&buf[len], hdr.base__header().uor__2()); - break; - default: - Log_not_implemented_union_field - ("Profile4_base_header", hdr.base__header().get_selection()); - break; - } - - len += Set_Profile2_ROHC_Header_Extension_opt(&buf[len], hdr.ext()); - len += Set_Profile4_ROHC_Header_ipid_ah_gre(&buf[len], hdr); - if (hdr.additional__IP().ispresent()) - { - len += Set_Profile4_Dynamic_Chain(&buf[len], hdr.additional__IP()()); - } - - cidlen = Set_CID_for_packets(buf, config, cid, len); - crcpos += cidlen; - len += cidlen; - - if (hdr.base__header().get_selection() == Profile4__base__header::ALT_ir) - { - if (hdr.base__header().ir().crc() == 0) - buf[crcpos] = ComputeCRC(&(buf[0]), len, 8); - } - else if (hdr.base__header().get_selection() == - Profile4__base__header::ALT_ir__dyn) - { - if (hdr.base__header().ir__dyn().crc() == 0) - buf[crcpos] = ComputeCRC(&(buf[0]), len, 8); - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -OCTETSTRING -f__ROHC__enc(ROHC__packet__u const &pdu, ROHC__config const &config) -{ - unsigned char buf[MAX_PACKET_SIZE]; - int len = 0; - - Log_function_name_on_enter(); - - TTCN_logger.begin_event(TTCN_DEBUG); - config.log(); - pdu.log(); - TTCN_logger.end_event(); - - if (pdu.get_selection() == ROHC__packet__u::ALT_segment) - { - // Processing padding - len += Set_octetstring_opt(&buf[len], pdu.segment().padding()); - // Processing feedback - len += - Set_ROHC_Feedback_opt(&buf[len], - pdu.segment().feedback(), config.large__cid()); - // Processing segment header - Check_field_value("segment header id", - pdu.segment().segment__header__id(), 127); - buf[len] = (pdu.segment().segment__header__id() << 1) & 0xFE; - if (pdu.segment().final()) - buf[len] += 1; - len += 1; - // Processing payload - len += Set_octetstring_opt(&buf[len], pdu.segment().payload()); - // Processing CRC - if (pdu.segment().crc().ispresent()) - { - buf[len] = (pdu.segment().crc()() >> 24) & 0xFF; - len += 1; - buf[len] = (pdu.segment().crc()() >> 16) & 0xFF; - len += 1; - buf[len] = (pdu.segment().crc()() >> 8) & 0xFF; - len += 1; - buf[len] = pdu.segment().crc()() & 0xFF; - len += 1; - } - } - else if (pdu.get_selection() == ROHC__packet__u::ALT_rohc) - { - // Processing padding - len += Set_octetstring_opt(&buf[len], pdu.rohc().padding()); - // Processing feedback - len += Set_ROHC_Feedback_opt(&buf[len], - pdu.rohc().feedback(), config.large__cid()); - // Processing ROHC header - switch (pdu.rohc().header().get_selection()) - { - case Header::ALT_prof0: - len += Set_ROHC_Header_Profile0(&buf[len], pdu.rohc().header().prof0(), - config); - break; - case Header::ALT_prof1: - len += Set_Profile1_ROHC_Header(&buf[len], pdu.rohc().header().prof1(), - config); - break; - case Header::ALT_prof2: - len += Set_Profile2_ROHC_Header(&buf[len], pdu.rohc().header().prof2(), - config); - break; - case Header::ALT_prof4: - len += Set_Profile4_ROHC_Header(&buf[len], pdu.rohc().header().prof4(), - config); - break; - default: - Log_not_implemented_union_field("Header", - pdu.rohc().header().get_selection()); - break; - } - - // Processing payload - len += Set_octetstring_opt(&buf[len], pdu.rohc().payload()); - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return OCTETSTRING(len, &(buf[0])); -} - - - - - -/* ============ Decoding functions for base types ============ */ - -/* Mirrors the bits of an octet and returns the same pointer. */ -unsigned char * -Convert_bitstring(unsigned char *buf, int len) -{ - unsigned char dst_buf = 0; - - if (len > 8) - { - TTCN_error("Bitstring is too long, at most 8 bits can be converted"); - } - for (int i = 0; i < 8; i++) - { - dst_buf += ShiftUpBit(ShiftDownBit(buf[0], i), 7 - i); - } - buf[0] = dst_buf; - - return buf; -} - -/* Decodes an OCTETSTING value */ -int -Get_octetstring(const unsigned char *buf, OCTETSTRING & octstr, int length) -{ - octstr = OCTETSTRING(length, buf); - return length; -} - -/* Decodes a LIN1 value */ -int -Get_LIN1(const unsigned char *buf, LIN1 & var) -{ - var = LIN1(buf[0]); - return 1; -} - -/* Decodes a LIN2_BO_LAST value */ -int -Get_LIN2_BO_LAST(const unsigned char *buf, LIN2__BO__LAST & var) -{ - var = (buf[0] << 8) + buf[1]; - return 2; -} - -/* Decodes a LIN4_BO_LAST value */ -int -Get_LIN4_BO_LAST(const unsigned char *buf, LIN4__BO__LAST & var) -{ - var = (buf[0] << 24) + (buf[1] << 16) + (buf[2] << 8) + buf[3]; - return 4; -} - -int -Get_SDVL_field(const unsigned char *buf, INTEGER & dest) -{ - int len = 0; - int decoded_value; - - Log_function_name_on_enter(); - - if ((buf[len] & 0x80) == 0) - { - dest = buf[len] & 0x7F; - len += 1; - } - else if ((buf[len] & 0xC0) == 0x80) - { - dest = ((buf[len] << 8) & 0x3F00) + (buf[len + 1] & 0xFF); - len += 2; - } - else if ((buf[len] & 0xE0) == 0xC0) - { - dest = - ((buf[len] << 16) & 0x1F0000) + - ((buf[len + 1] << 8) & 0xFF00) + (buf[len + 2] & 0xFF); - len += 3; - } - else // if ((buf[len] & 0xE0) == 0xE0) - { - dest = - ((buf[len] << 24) & 0x1F000000) + - ((buf[len + 1] << 16) & 0xFF0000) + - ((buf[len + 2] << 8) & 0xFF00) + (buf[len + 3] & 0xFF); - len += 4; - } - - decoded_value = dest; - TTCN_logger.log(TTCN_DEBUG, "Decoded value is %u (encoded on %u octets)", - decoded_value, len); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -/* ============ Decoding wrappers for optional base types ============ */ - -/* Decodes a optional octetstring value */ -int -Get_octetstring_opt(const unsigned char *buf, OPTIONAL < OCTETSTRING > &var, - bool hasvalue, int length) -{ - if (hasvalue) - { - return Get_octetstring(buf, var(), length); - } - var = OMIT_VALUE; - return 0; -} - -/* Decodes a optional LIN1 value */ -int -Get_LIN1_opt(const unsigned char *buf, OPTIONAL < LIN1 > &var, bool hasvalue) -{ - if (hasvalue) - { - return Get_LIN1(buf, var()); - } - var = OMIT_VALUE; - return 0; -} - -/* Decodes a optional LIN2_BO_LAST value */ -int -Get_LIN2_BO_LAST_opt(const unsigned char *buf, - OPTIONAL < LIN2__BO__LAST > &var, bool hasvalue) -{ - if (hasvalue) - { - return Get_LIN2_BO_LAST(buf, var()); - } - var = OMIT_VALUE; - return 0; -} - -/* Decodes a optional LIN4_BO_LAST value */ -int -Get_LIN4_BO_LAST_opt(const unsigned char *buf, - OPTIONAL < LIN4__BO__LAST > &var, bool hasvalue) -{ - if (hasvalue) - { - return Get_LIN4_BO_LAST(buf, var()); - } - var = OMIT_VALUE; - return 0; -} - -/* Decodes a optional SDVL value */ -int -Get_SDVL_field_opt(const unsigned char *buf, - OPTIONAL < INTEGER > &var, bool hasvalue) -{ - if (hasvalue) - { - return Get_SDVL_field(buf, var()); - } - var = OMIT_VALUE; - return 0; -} - -/* ============ Decoding functions for ROHC types ============ */ - -/* Returns the number of matching octets, that are the same as the passed - 'octet'. */ -int -Strip_leading_octet(const unsigned char *buf, int length, unsigned char octet) -{ - int len = 0; - - while ((buf[len] == octet) && (len < length)) - len += 1; - return len; -} - -int -Get_ROHC_Padding(const unsigned char *buf, int length, - OPTIONAL < Padding > &p_padding, ROHC__config & config) -{ - int len = Strip_leading_octet(buf, length, 0xE0); - - Log_function_name_on_enter(); - - if (len > 0) - { - p_padding = OCTETSTRING(len, &(buf[0])); - Log_hexdump(buf, len); - } - else - p_padding = OMIT_VALUE; - - Log_function_name_on_leave(); - - return len; -} - -int -Get_CID(const unsigned char *buf, INT14b__BO__LAST & cid, - ROHC__config & config) -{ - int len = 0; - int dec_cid; - - Log_function_name_on_enter(); - - if (config.large__cid() == false) - { - if ((buf[len] & 0xF0) == 0xE0) - { - cid = buf[len] & 0x0F; - len += 1; - } - else - cid = 0; - } - else - { - len += Get_SDVL_field(&buf[len], cid); - } - - dec_cid = cid; - TTCN_logger.log(TTCN_DEBUG, "Decoded CID = %u", dec_cid); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_feedback(const unsigned char *buf, Feedback__u & feedback, - ROHC__config & config) -{ - int len = 0, fbsize = 0, cidlen; - unsigned char ctemp; - - Log_function_name_on_enter(); - - ctemp = (buf[len] >> 3) & 0x1F; - feedback.feedback__type() = BITSTRING(5, &ctemp); - feedback.code() = buf[len] & 0x07; - fbsize = feedback.code(); - len += 1; - len += Get_LIN1_opt(&buf[len], feedback.size(), feedback.code() == 0); - if (feedback.size().ispresent()) - { - fbsize = feedback.size()(); - } - - cidlen = Get_CID(&buf[len], feedback.feedback__data().cid(), config); - fbsize -= cidlen; - len += cidlen; - - if (fbsize == 1) /* Feedback type 1 */ - { - len += Get_octetstring(&buf[len], - feedback.feedback__data().feedback__type(). - feedback1(), fbsize); - } - else /* Feedback type 2 */ - { - int optnum = 0; - Feedback__opts fbopts; - Feedback2 feedback2; - - feedback2.acktype() = (buf[len] >> 6) & 0x03; - feedback2.mode() = (buf[len] >> 4) & 0x03; - ctemp = buf[len] & 0x0F; - len += 1; - fbsize -= 1; - feedback2.sn() = ((ctemp << 8) & 0x0F00) + buf[len]; - len += 1; - fbsize -= 1; - feedback2.feedback__opts() = OMIT_VALUE; - while (fbsize > 0) - { - fbopts[optnum].opt__type() = (buf[len] >> 4) & 0x0F; - fbopts[optnum].opt__len() = buf[len] & 0x0F; - len += 1; - fbsize -= 1; - if (fbopts[optnum].opt__len()) - { - len += Get_octetstring(&buf[len], fbopts[optnum].opt__data(), - fbopts[optnum].opt__len()); - fbsize -= fbopts[optnum].opt__len(); - } - else - fbopts[optnum].opt__data() = OMIT_VALUE; - feedback2.feedback__opts() = fbopts; - optnum += 1; - } - - feedback.feedback__data().feedback__type().feedback2() = feedback2; - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_ROHC_Feedback(const unsigned char *buf, - int length, - OPTIONAL < Feedback > &feedback, ROHC__config & config) -{ - int len = 0, fbnum = 0; - - Log_function_name_on_enter(); - - feedback = OMIT_VALUE; - while (((buf[len] & 0xF8) == 0xF0) && (len < length)) - { - len += Get_feedback(&buf[len], feedback()[fbnum], config); - fbnum++; - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_XI_list(const unsigned char *buf, - OPTIONAL < XI__list > &xilist, int m, - const BITSTRING & ps_bit, int *itemnum, - OPTIONAL < BITSTRING > &padding) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - if (!m) - { - xilist = OMIT_VALUE; - padding = OMIT_VALUE; - return len; - } - - if ((*ps_bit) == 1) - { - for (int num = 0; num < m; num++) - { - ctemp = ShiftDownBit(buf[len], 7); - xilist().xi__item8()[num].x__ind() = BITSTRING(1, &ctemp); - if (ctemp) - *itemnum += 1; - xilist().xi__item8()[num].index() = buf[len] & 0x7F; - len += 1; - } - padding = OMIT_VALUE; - } - else - { - int halfbyte = 0; - - for (int num = 0; num < m; num++) - { - if (halfbyte) - { - ctemp = ShiftDownBit(buf[len], 3); - xilist().xi__item4()[num].x__ind() = BITSTRING(1, &ctemp); - if (ctemp) - *itemnum += 1; - xilist().xi__item4()[num].index() = buf[len] & 0x07; - len += 1; - } - else - { - ctemp = ShiftDownBit(buf[len], 7); - xilist().xi__item4()[num].x__ind() = BITSTRING(1, &ctemp); - if (ctemp) - *itemnum += 1; - xilist().xi__item4()[num].index() = (buf[len] >> 4) & 0x07; - } - halfbyte = 1 - halfbyte; /* Invert the value */ - } - /* Padding */ - if (halfbyte == 1) - { - ctemp = buf[len] & 0x0F; - padding() = BITSTRING(4, &ctemp); - len += 1; - } - else - padding = OMIT_VALUE; - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Item_list(const unsigned char *buf, - OPTIONAL < Item__list > &item_list, int n, - Item__list::union_selection_type selection, - t_dat *dat, int ip_idx) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (n == 0) - { - item_list = OMIT_VALUE; - Log_function_name_on_leave(); - return len; - } - - TTCN_logger.log(TTCN_DEBUG, "Expecting %u items", n); - - /* Item list is an IP extension header list */ - if (selection == Item__list::ALT_ip__item__list) - { - IP__Item__list & itlist = item_list().ip__item__list(); - for (int num = 0; num < n; num++) - { - int headid = buf[len]; - len += 1; - - TTCN_logger.log(TTCN_DEBUG, "%uth item", num); - - if (headid == c__ip__proto__ah) - { - AH__item & item = itlist[num].ah__item(); - int payload_length, ah_data_len; - - TTCN_logger.log(TTCN_DEBUG, "AH header found"); - item.nexthead() = headid; - len += Get_LIN1(&buf[len], item.payload__len()); - payload_length = item.payload__len(); - ah_data_len = (item.payload__len() - 1) * 4; - len += Get_LIN2_BO_LAST(&buf[len], item.reserved()); - len += Get_LIN4_BO_LAST(&buf[len], item.spi()); - len += Get_LIN4_BO_LAST(&buf[len], item.sn()); - len += Get_octetstring_opt(&buf[len], item.auth__data(), - item.payload__len() != 1, ah_data_len); - dat->context.ip__ctx()[ip_idx].ah__data__len() = ah_data_len; - dat->context.ip__ctx()[ip_idx].ah__present() = true; - // There is no compressed AH data after the base header - dat->compressed_ah_data_len[ip_idx] = 0; - TTCN_logger.log(TTCN_DEBUG, - "AH payload length is %d meaning %d octets", - payload_length, ah_data_len); - Log_hexdump(buf, len); - } - else if (headid == c__ip__proto__mine) - { - unsigned char ctemp; - MINE__item & item = itlist[num].mine__item(); - - TTCN_logger.log(TTCN_DEBUG, "MINE header found"); - item.protocol() = headid; - ctemp = ShiftDownBit(buf[len], 7); - item.s__bit() = BITSTRING(1, &ctemp); - item.reserved() = BITSTRING(7, &buf[len]); - len += 1; - len += Get_LIN2_BO_LAST(&buf[len], item.cksum()); - len += Get_octetstring(&buf[len], item.dstaddr(), 4); - len += Get_octetstring_opt(&buf[len], item.srcaddr(), - *item.s__bit() == 1, 4); - Log_hexdump(buf, len); - } - else if (headid == c__ip__proto__esp) - { - ESP__item & item = itlist[num].esp__item(); - - TTCN_logger.log(TTCN_DEBUG, "ESP header found"); - item.nexthead() = headid; - len += Get_LIN4_BO_LAST(&buf[len], item.spi()); - len += Get_LIN4_BO_LAST(&buf[len], item.sn()); - - dat->context.ip__ctx()[ip_idx].esp__present() = true; - Log_hexdump(buf, len); - } - else if (headid == c__ip__proto__gre2) - { - GRE__item & item = itlist[num].gre__item(); - unsigned char ctemp; - - TTCN_logger.log(TTCN_DEBUG, "GRE header found"); - item.nexthead() = headid; - ctemp = ShiftDownBit(buf[len], 7); - item.C__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 6); - item.reserved__1() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 5); - item.K__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 4); - item.S__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 3); - item.reserved__2() = BITSTRING(1, &ctemp); - ctemp = buf[len] & 0x07; - item.version() = BITSTRING(3, &ctemp); - len += 1; - len += Get_LIN2_BO_LAST_opt(&buf[len], item.cksum(), - *item.C__bit() == 1); - len += Get_LIN4_BO_LAST_opt(&buf[len], item.key(), - *item.K__bit() == 1); - len += Get_LIN4_BO_LAST_opt(&buf[len], item.sn(), *item.S__bit() == 1); - - dat->context.ip__ctx()[ip_idx].gre__cksum__present() = (*item.C__bit() == 1); - dat->context.ip__ctx()[ip_idx].gre__present() = true; - // There is no compressed GRE data after the base header - dat->ipx_gre_cksum_present[ip_idx] = false; - Log_hexdump(buf, len); - } - else /* Assuming IPv6 extension header */ - /* TODO check: why only these were supported: - if (headid == 0 || headid == 43 || headid == 60) */ - { - IPv6__ext__item & item = itlist[num].ipv6__ext__item(); - int ext_len; - int ext_len_oct; - - TTCN_logger.log(TTCN_DEBUG, "IPv6 header found (type %d)", headid); - item.nexthead() = headid; - len += Get_LIN1(&buf[len], item.hdr__ext__len()); - ext_len_oct = item.hdr__ext__len(); - ext_len = (item.hdr__ext__len() + 1) * 8; - TTCN_logger.log(TTCN_DEBUG, - "IPv6 extension length is %d meaning %d octets", - ext_len_oct, ext_len); - // 2 octets already been read - len += Get_octetstring(&buf[len], item.data(), ext_len - 2); - Log_hexdump(buf, len); - } - } /* for (num) */ - } - else if (selection == Item__list::ALT_csrc__item__list) - { - for (int num = 0; num < n; num++) - { - TTCN_logger.log(TTCN_DEBUG, "%uth item", num); - - len += - Get_octetstring(&buf[len], item_list().csrc__item__list()[num], 4); - } - } - else if (selection == Item__list::ALT_raw__data) - { - /* TODO: RAW_data field is just a temporary hack for Profile4 tests */ - RAW__data & itlist = item_list().raw__data(); - - for (int num = 0; num < n; num++) - { - int headid = char2int(buf[len]); - - if (headid == 0 || headid == 43 || headid == 60) - { - int itemlimit = char2int(buf[len + 1]) + 1 * 8; - for (int itemlen = 0; itemlen < itemlimit; itemlen++) - { - if (itemlen == 0) - itlist[num] = OCTETSTRING(1, &buf[len]); - else - itlist[num] = itlist[num] + OCTETSTRING(1, &buf[len]); - len += 1; - } - } - else if (headid == 51) - { - int itemlimit = char2int(buf[len + 1]) + 1 * 8; - for (int itemlen = 0; itemlen < itemlimit; itemlen++) - { - if (itemlen == 0) - itlist[num] = OCTETSTRING(1, &buf[len]); - else - itlist[num] = itlist[num] + OCTETSTRING(1, &buf[len]); - len += 1; - } - } - else if (headid == 50) - { - for (int itemlen = 0; itemlen < 9; itemlen++) - { - if (itemlen == 0) - itlist[num] = OCTETSTRING(1, &buf[len]); - else - itlist[num] = itlist[num] + OCTETSTRING(1, &buf[len]); - len += 1; - } - } - else if (headid == 55 || headid == 47) - { - for (int itemlen = 0; itemlen < 13; itemlen++) - { - if (itemlen == 0) - itlist[num] = OCTETSTRING(1, &buf[len]); - else - itlist[num] = itlist[num] + OCTETSTRING(1, &buf[len]); - len += 1; - } - } - else - TTCN_logger.log(TTCN_WARNING, - "Unrecognized element in encoding type 0"); - } - } - else - { - Log_not_implemented_union_field("Item_list", selection); - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Encoding_Type_0(Enc__Type__0 & enct0, const unsigned char *buf, - Item__list::union_selection_type selection, - t_dat *dat, int ip_idx) -{ - unsigned char ctemp; - int itemnum = 0; - int len = 0; - - Log_function_name_on_enter(); - - ctemp = (buf[len] >> 6) & 0x03; - enct0.et() = BITSTRING(2, &ctemp); - ctemp = ShiftDownBit(buf[len], 5); - enct0.gp__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 4); - enct0.ps__bit() = BITSTRING(1, &ctemp); - enct0.cc() = buf[len] & 0x0F; - len += 1; - len += Get_LIN1_opt(&buf[len], enct0.gen__id(), (*enct0.gp__bit()) == 1); - len += Get_XI_list(&buf[len], enct0.xi__list(), - enct0.cc(), enct0.ps__bit(), &itemnum, enct0.padding()); - len += Get_Item_list(&buf[len], enct0.item__list(), itemnum, selection, - dat, ip_idx); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Encoding_Type_1(Enc__Type__1 & enct1, const unsigned char *buf, - Item__list::union_selection_type selection, - t_dat *dat, int ip_idx) -{ - unsigned char ctemp; - int knum = 0, itemnum = 0, len = 0; - - Log_function_name_on_enter(); - - ctemp = (buf[len] >> 6) & 0x03; - enct1.et() = BITSTRING(2, &ctemp); - ctemp = ShiftDownBit(buf[len], 5); - enct1.gp__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 4); - enct1.ps__bit() = BITSTRING(1, &ctemp); - enct1.xi1() = buf[len] & 0x0F; - len += 1; - len += Get_LIN1_opt(&buf[len], enct1.gen__id(), (*enct1.gp__bit()) == 1); - len += Get_LIN1(&buf[len], enct1.ref__id()); - if ((buf[len] & 0x80) == 0) /* 1 octet insertion mask */ - { - for (int i = 0; i < 8; i++) - { - if (ShiftDownBit(buf[len], i) == 1) - knum++; - } - len += Get_octetstring(&buf[len], enct1.insbitmask(), 1); - } - else /* 2 octets insertion mask */ - { - for (int i = 0; i < 8; i++) - if (ShiftDownBit(buf[len], i) == 1) - knum++; - for (int i = 0; i < 8; i++) - if (ShiftDownBit(buf[len + 1], i) == 1) - knum++; - len += Get_octetstring(&buf[len], enct1.insbitmask(), 2); - } - - /* Determine whether xi1 already contains the first index */ - if ((*enct1.ps__bit()) == 0) - { - knum--; - } - len += - Get_XI_list(&buf[len], enct1.xi__list(), - knum, enct1.ps__bit(), &itemnum, enct1.padding()); - len += Get_Item_list(&buf[len], enct1.item__list(), itemnum, selection, - dat, ip_idx); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - - -int -Get_Encoding_Type_2(Enc__Type__2 & enct2, const unsigned char *buf, - Item__list::union_selection_type selection) -{ - unsigned char ctemp; - int len = 0; - - Log_function_name_on_enter(); - - ctemp = (buf[len] >> 6) & 0x03; - enct2.et() = BITSTRING(2, &ctemp); - ctemp = ShiftDownBit(buf[len], 5); - enct2.gp__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 4); - enct2.res() = BITSTRING(1, &ctemp); - enct2.count() = buf[len] & 0x0F; - len += 1; - len += Get_LIN1_opt(&buf[len], enct2.gen__id(), (*enct2.gp__bit()) == 1); - len += Get_LIN1(&buf[len], enct2.ref__id()); - if ((buf[len] & 0x80) == 0) - len += Get_octetstring(&buf[len], enct2.rembitmask(), 1); - else - len += Get_octetstring(&buf[len], enct2.rembitmask(), 2); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - - -int -Get_Encoding_Type_3(Enc__Type__3 & enct3, const unsigned char *buf, - Item__list::union_selection_type selection, - t_dat *dat, int ip_idx) -{ - unsigned char ctemp; - int itemnum = 0; - int knum = 0; - int len = 0; - - Log_function_name_on_enter(); - - ctemp = (buf[len] >> 6) & 0x03; - enct3.et() = BITSTRING(2, &ctemp); - ctemp = ShiftDownBit(buf[len], 5); - enct3.gp__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 4); - enct3.ps__bit() = BITSTRING(1, &ctemp); - enct3.xi1() = buf[len] & 0x0F; - len += 1; - len += Get_LIN1_opt(&buf[len], enct3.gen__id(), (*enct3.gp__bit()) == 1); - len += Get_LIN1(&buf[len], enct3.ref__id()); - if ((buf[len] & 0x80) == 0) - len += Get_octetstring(&buf[len], enct3.rembitmask(), 1); - else - len += Get_octetstring(&buf[len], enct3.rembitmask(), 2); - - if ((buf[len] & 0x80) == 0) /* 1 octet insertion mask */ - { - for (int i = 0; i < 8; i++) - { - if (ShiftDownBit(buf[len], i) == 1) - knum++; - } - len += Get_octetstring(&buf[len], enct3.insbitmask(), 1); - } - else /* 2 octets insertion mask */ - { - for (int i = 0; i < 8; i++) - if (ShiftDownBit(buf[len], i) == 1) - knum++; - for (int i = 0; i < 8; i++) - if (ShiftDownBit(buf[len + 1], i) == 1) - knum++; - len += Get_octetstring(&buf[len], enct3.insbitmask(), 2); - } - - /* Determine whether xi1 already contains the first index */ - if ((*enct3.ps__bit()) == 0) - { - knum--; - } - len += Get_XI_list(&buf[len], enct3.xi__list(), - knum, enct3.ps__bit(), &itemnum, enct3.padding()); - len += Get_Item_list(&buf[len], enct3.item__list(), itemnum, selection, - dat, ip_idx); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Compr_head_list(Compr__head__list & chl, const unsigned char *buf, - Item__list::union_selection_type selection, - t_dat *dat, int ip_idx) -{ - int len = 0; - - Log_function_name_on_enter(); - - if ((buf[len] & 0xC0) == 0) - len += Get_Encoding_Type_0(chl.enctype0(), &buf[len], selection, - dat, ip_idx); - else if ((buf[len] & 0xC0) == 0x40) - len += Get_Encoding_Type_1(chl.enctype1(), &buf[len], selection, - dat, ip_idx); - else if ((buf[len] & 0xC0) == 0x80) - len += Get_Encoding_Type_2(chl.enctype2(), &buf[len], selection); - else - len += Get_Encoding_Type_3(chl.enctype3(), &buf[len], selection, - dat, ip_idx); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_ipv4_dynamic(const unsigned char *buf, IPv4__Dynamic & chain, - t_dat *dat, int ip_level) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - len += Get_LIN1(&buf[len], chain.tos()); - len += Get_LIN1(&buf[len], chain.ttl()); - len += Get_LIN2_BO_LAST(&buf[len], chain.identification()); - ctemp = ShiftDownBit(buf[len], 7); - chain.df__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 6); - chain.rnd__bit() = BITSTRING(1, &ctemp); - dat->context.ip__ctx()[ip_level].rnd__bit() = BOOLEAN(ctemp); - ctemp = ShiftDownBit(buf[len], 5); - chain.nbo__bit() = BITSTRING(1, &ctemp); - ctemp = buf[len] & 0x1F; - chain.reserved() = BITSTRING(5, &ctemp); - len += 1; - len += Get_Encoding_Type_0(chain.genextheadlist(), - &buf[len], Item__list::ALT_ip__item__list, - dat, ip_level); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_ipv4_static(const unsigned char *buf, IPv4__Static & chain) -{ - int len = 0; - - Log_function_name_on_enter(); - - chain.version() = (buf[len] >> 4) & 0x0F; - chain.reserved() = buf[len] & 0x0F; - len += 1; - len += Get_LIN1(&buf[len], chain.proto()); - len += Get_octetstring(&buf[len], chain.srcaddr(), 4); - len += Get_octetstring(&buf[len], chain.dstaddr(), 4); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_ipv6_static(const unsigned char *buf, IPv6__Static & chain) -{ - int len = 0; - - Log_function_name_on_enter(); - - chain.version() = (buf[len] >> 4) & 0x0F; - chain.flowlabel() = - ((buf[len] & 0x0F) << 16) + (buf[len + 1] << 8) + buf[len + 2]; - len += 3; - len += Get_LIN1(&buf[len], chain.nexthead()); - len += Get_octetstring(&buf[len], chain.srcaddr(), 16); - len += Get_octetstring(&buf[len], chain.dstaddr(), 16); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_ipv6_dynamic(const unsigned char *buf, IPv6__Dynamic & chain, - t_dat *dat, int ip_level) -{ - int len = 0; - - Log_function_name_on_enter(); - - len += Get_LIN1(&buf[len], chain.trafficclass()); - len += Get_LIN1(&buf[len], chain.hoplimit()); - len += Get_Encoding_Type_0(chain.genextheadlist(), &buf[len], - Item__list::ALT_ip__item__list, dat, ip_level); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_udp_static(const unsigned char *buf, UDP__Static & chain) -{ - int len = 0; - - Log_function_name_on_enter(); - - len += Get_LIN2_BO_LAST(&buf[len], chain.srcport()); - len += Get_LIN2_BO_LAST(&buf[len], chain.dstport()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_udp_dynamic_wo_sn(const unsigned char *buf, - UDP__Dynamic & chain, t_dat *dat) -{ - int len = 0; - - Log_function_name_on_enter(); - - len += Get_LIN2_BO_LAST(&buf[len], chain.cksum()); - if (chain.cksum() == 0) - { - /* Checksum value 0 means that no UDP checksum is present in the - forthcoming compressed packets. */ - dat->context.udp__ctx().udp__cksum() = false; - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_udp_dynamic_w_sn(const unsigned char *buf, - Profile2__UDP__Dynamic & chain, t_dat *dat) -{ - int len = 0; - - Log_function_name_on_enter(); - - len += Get_LIN2_BO_LAST(&buf[len], chain.cksum()); - len += Get_LIN2_BO_LAST(&buf[len], chain.udp__sn()); - if (chain.cksum() == 0) - { - /* Checksum value 0 means that no UDP checksum is present in the - forthcoming compressed packets. */ - dat->context.udp__ctx().udp__cksum() = false; - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_rtp_static(const unsigned char *buf, RTP__Static & chain) -{ - int len = 0; - - Log_function_name_on_enter(); - - len += Get_octetstring(&buf[len], chain.ssrc(), 4); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_rtp_dynamic(const unsigned char *buf, RTP__Dynamic & chain, - t_dat *dat) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - chain.vfield() = (buf[len] >> 6) & 0x03; - ctemp = ShiftDownBit(buf[len], 5); - chain.pbit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 4); - chain.rxbit() = BITSTRING(1, &ctemp); - chain.ccfield() = buf[len] & 0x0F; - len += 1; - ctemp = ShiftDownBit(buf[len], 7); - chain.mbit() = BITSTRING(1, &ctemp); - chain.ptfield() = buf[len] & 0x7F; - len += 1; - len += Get_LIN2_BO_LAST(&buf[len], chain.rtpseqnum()); - len += Get_LIN4_BO_LAST(&buf[len], chain.rtpts()); - len += Get_Encoding_Type_0(chain.gencsrclist(), - &buf[len], Item__list::ALT_csrc__item__list, - dat, 0); - if ((*chain.rxbit()) == 1) - { - Rx__Field & rxfield = chain.rx__field(); - - ctemp = (buf[len] >> 5) & 0x07; - rxfield.reserved() = BITSTRING(3, &ctemp); - ctemp = ShiftDownBit(buf[len], 4); - rxfield.xbit() = BITSTRING(1, &ctemp); - rxfield.mode() = (buf[len] >> 2) & 0x03; - ctemp = ShiftDownBit(buf[len], 1); - rxfield.tisbit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 0); - rxfield.tssbit() = BITSTRING(1, &ctemp); - len += 1; - len += Get_SDVL_field_opt(&buf[len], chain.ts__stride(), - *rxfield.tssbit() == 1); - len += Get_SDVL_field_opt(&buf[len], chain.time__stride(), - *rxfield.tisbit() == 1); - } - else - { - chain.rx__field() = OMIT_VALUE; - chain.ts__stride() = OMIT_VALUE; - chain.time__stride() = OMIT_VALUE; - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -/* Reads the compressed IP-ID field after the base header */ -int -Get_IP_ID_compressed_opt(unsigned char *buf, - OPTIONAL < LIN2__BO__LAST > &field, - t_dat *dat, int ip_level) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (dat->context.pkt() != Packet__type::IR && dat->context.pkt() != Packet__type::IR__DYN) - { - int ip_idx = getIPidx(dat, ip_level); - TTCN_logger.log(TTCN_DEBUG, "iplevel = %d, ip_idx = %d", ip_level, ip_idx); - - if (ip_idx >= 0) - { - if (dat->context.ip__ctx()[ip_idx].rnd__bit()) - len += Get_LIN2_BO_LAST(&buf[len], field()); - else - field = OMIT_VALUE; - } - else - field = OMIT_VALUE; - } - else - field = OMIT_VALUE; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -/* Reads the AH data field after the base header */ -int -Get_AH_data_opt(unsigned char *buf, - OPTIONAL < OCTETSTRING > &field, t_dat *dat, - int ip_level) -{ - int len = 0; - int ip_idx = getIPidx(dat, ip_level); - - Log_function_name_on_enter(); - - TTCN_logger.log(TTCN_DEBUG, "iplevel = %d, ip_idx = %d", ip_level, ip_idx); - - /* AH present */ - if (ip_idx >= 0) - { - int ah_len = dat->compressed_ah_data_len[ip_idx]; - - if (ah_len > 0) - len += Get_octetstring(&buf[len], field(), ah_len); - else - field = OMIT_VALUE; - } - else - field = OMIT_VALUE; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -/* Reads the GRE checksum field after the base header */ -int -Get_GRE_cksum_opt(unsigned char *buf, - OPTIONAL < LIN2__BO__LAST > &field, t_dat *dat, - int ip_level) -{ - int len = 0; - int ip_idx = getIPidx(dat, ip_level); - - Log_function_name_on_enter(); - - TTCN_logger.log(TTCN_DEBUG, "iplevel = %d, ip_idx = %d", ip_level, ip_idx); - - /* Compressed packet and GRE present */ - if (ip_idx >= 0) - { - if (dat->ipx_gre_cksum_present[ip_idx]) - len += Get_LIN2_BO_LAST(&buf[len], field()); - else - field = OMIT_VALUE; - } - else - field = OMIT_VALUE; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -/* Reads the UDP checksum field after the base header */ -int -Get_UDP_cksum_opt(unsigned char *buf, - OPTIONAL < LIN2__BO__LAST > &field, t_dat *dat) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (dat->context.pkt() != Packet__type::IR && dat->context.pkt() != Packet__type::IR__DYN && - dat->context.udp__ctx().udp__cksum()) - { - len += Get_LIN2_BO_LAST(&buf[len], field()); - } - else - field = OMIT_VALUE; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_AEGSeqnum_opt(OPTIONAL < AEGSeqnum > &seqn, const unsigned char *buf, - bool hasvalue) -{ - unsigned char ctemp; - int len = 0; - - Log_function_name_on_enter(); - - if (hasvalue) - { - if ((buf[len] & 0x80) == 0) - { - ctemp = ShiftDownBit(buf[len], 7); - seqn().short__form().ind() = BITSTRING(1, &ctemp); - seqn().short__form().lsb__of__seqnum() = buf[len] & 0x7F; - len += 1; - } - else - { - ctemp = ShiftDownBit(buf[len], 7); - seqn().long__form().ind() = BITSTRING(1, &ctemp); - seqn().long__form().lsb__of__seqnum() = - ((buf[len] & 0x7F) << 24) + - (buf[len + 1] << 16) + (buf[len + 2] << 8) + buf[len + 3]; - len += 4; - } - } - else - seqn = OMIT_VALUE; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Inner_IP_flags_opt(unsigned char *buf, - OPTIONAL < Inner__IP__flags > &field, - t_dat *dat, bool hasvalue) -{ - int len = 0; - int ip_idx = getIPidx(dat, Inner_IP); - unsigned char ctemp; - - Log_function_name_on_enter(); - - TTCN_logger.log(TTCN_DEBUG, "iplevel = %d, ip_idx = %d", Inner_IP, ip_idx); - - if (hasvalue) - { - ctemp = ShiftDownBit(buf[len], 7); - field().tos() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 6); - field().ttl() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 5); - field().df() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 4); - field().pr() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 3); - field().ipx() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 2); - field().nbo() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 1); - field().rnd__bit() = BITSTRING(1, &ctemp); - dat->context.ip__ctx()[ip_idx].rnd__bit() = BOOLEAN(ctemp); - ctemp = ShiftDownBit(buf[len], 0); - field().ip2__bit() = BITSTRING(1, &ctemp); - len += 1; - } - else - field = OMIT_VALUE; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Outer_IP_flags_opt(unsigned char *buf, - OPTIONAL < Outer__IP__flags > &field, - t_dat *dat, bool hasvalue) -{ - int len = 0; - int ip_idx = getIPidx(dat, Outer_IP); - unsigned char ctemp; - - Log_function_name_on_enter(); - - TTCN_logger.log(TTCN_DEBUG, "iplevel = %d, ip_idx = %d", Outer_IP, ip_idx); - - if (hasvalue) - { - ctemp = ShiftDownBit(buf[len], 7); - field().tos2() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 6); - field().ttl2() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 5); - field().df2() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 4); - field().pr2() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 3); - field().ipx2() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 2); - field().nbo2() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 1); - field().rnd2() = BITSTRING(1, &ctemp); - dat->context.ip__ctx()[ip_idx].rnd__bit() = BOOLEAN(ctemp); - ctemp = ShiftDownBit(buf[len], 0); - field().i2__bit() = BITSTRING(1, &ctemp); - len += 1; - } - else - field = OMIT_VALUE; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_ipx_headers_opt(unsigned char *buf, OPTIONAL < IP__Ext__heads > &field, - t_dat *dat, bool hasvalue, int ip_idx) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - TTCN_logger.log(TTCN_DEBUG, "present = %d, ip_idx = %d", hasvalue, ip_idx); - - if (hasvalue) - { - ctemp = ShiftDownBit(buf[len], 7); - field().cl() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 6); - field().aseq() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 5); - field().eseq() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 4); - field().gseq() = BITSTRING(1, &ctemp); - ctemp = buf[len] & 0x0F; - field().res() = BITSTRING(4, &ctemp); - len += 1; - - len += - Get_AEGSeqnum_opt(field().ah__seq(), &buf[len], *field().aseq() == 1); - len += - Get_AEGSeqnum_opt(field().esp__seq(), &buf[len], *field().eseq() == 1); - len += - Get_AEGSeqnum_opt(field().gre__seq(), &buf[len], *field().gseq() == 1); - - if (*field().cl() == 1) - { - len += Get_Compr_head_list(field().compr__head__list(), &buf[len], - Item__list::ALT_ip__item__list, - dat, ip_idx); - } - else - field().compr__head__list() = OMIT_VALUE; - } - else - field = OMIT_VALUE; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Inner_IP_fields_opt(unsigned char *buf, - OPTIONAL < Inner__IP__fields > &field, - OPTIONAL < Inner__IP__flags > &flags, - t_dat *dat, bool hasvalue) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (hasvalue) - { - len += Get_LIN1_opt(&buf[len], field().tos(), (*flags().tos()) == 1); - len += Get_LIN1_opt(&buf[len], field().ttl(), (*flags().ttl()) == 1); - len += Get_LIN1_opt(&buf[len], field().proto(), (*flags().pr()) == 1); - len += Get_ipx_headers_opt(&buf[len], field().ext__heads(), dat, - (*flags().ipx()) == 1, getIPidx(dat, Inner_IP)); - } - else - field = OMIT_VALUE; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Outer_IP_fields_opt(unsigned char *buf, - OPTIONAL < Outer__IP__fields > &field, - OPTIONAL < Outer__IP__flags > &flags, - t_dat *dat, bool hasvalue) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (hasvalue) - { - len += Get_LIN1_opt(&buf[len], field().tos(), (*flags().tos2()) == 1); - len += Get_LIN1_opt(&buf[len], field().ttl(), (*flags().ttl2()) == 1); - len += Get_LIN1_opt(&buf[len], field().proto(), (*flags().pr2()) == 1); - len += Get_ipx_headers_opt(&buf[len], field().ext__heads(), dat, - (*flags().ipx2()) == 1, getIPidx(dat, Outer_IP)); - len += Get_LIN2_BO_LAST_opt(&buf[len], field().ip__id(), - (*flags().i2__bit()) == 1); - } - else - field = OMIT_VALUE; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_RTP_flags_fields_opt(unsigned char *buf, - OPTIONAL < RTP__flags__fields > &field, - t_dat *dat, bool hasvalue) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - if (hasvalue) - { - field().mode() = (buf[len] >> 6) & 0x03; - ctemp = ShiftDownBit(buf[len], 5); - field().r__pt() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 4); - field().m__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 3); - field().r__x() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 2); - field().csrc() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 1); - field().tss() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 0); - field().tis() = BITSTRING(1, &ctemp); - len += 1; - - if (*field().r__pt() == 1) - { - ctemp = ShiftDownBit(buf[len], 7); - field().flags()().r__p() = BITSTRING(1, &ctemp); - field().flags()().rtp__pt() = buf[len] & 0x7F; - len += 1; - } - else - field().flags() = OMIT_VALUE; - - if (*field().csrc() == 1) - { - len += Get_Compr_head_list(field().csrc__list(), - &buf[len], Item__list::ALT_csrc__item__list, - dat, 0); - } - else - field().csrc__list() = OMIT_VALUE; - - len += Get_SDVL_field_opt(&buf[len], field().ts__stride(), - *field().tss() == 1); - len += Get_SDVL_field_opt(&buf[len], field().time__stride(), - *field().tis() == 1); - } - else - field = OMIT_VALUE; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile0_ROHC_Header(unsigned char *buf, t_dat *dat, int length, - Profile0__headers & p_header, int cid) -{ - unsigned char ctemp; - int len = 0; - - Log_function_name_on_enter(); - - if (isIR(buf[len])) - { - Profile0__IR__packet & bhead = p_header.ir(); - - bhead.cid() = cid; - ctemp = (buf[len] >> 1) & 0x7F; - bhead.type__ind() = BITSTRING(7, &ctemp); - ctemp = ShiftDownBit(buf[len], 0); - bhead.d() = BITSTRING(1, &ctemp); - len += 1; - len += Get_LIN1(&buf[len], bhead.profile()); - dat->context.profile() = bhead.profile(); - len += Get_LIN1(&buf[len], bhead.crc()); - Get_octetstring(&buf[len], bhead.orig__packet(), length - len); - len = length; - } - else - { - Profile0__normal__packet & bhead = p_header.normal(); - bhead.cid() = cid; - Get_octetstring(&buf[len], bhead.orig__packet(), length - len); - len = length; - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_Dynamic_Chain(Dynamic__Chain & dynch, - const unsigned char *buf, t_dat *dat) -{ - int len = 0, num; - - Log_function_name_on_enter(); - - for (num = 0; num < dat->context.ip__ctx().size_of(); num++) - { - if (dat->context.ip__ctx()[num].version() == 4) - { - len += Get_ipv4_dynamic(&buf[len], dynch[num].ipv4__dyn(), dat, num); - } - else if (dat->context.ip__ctx()[num].version() == 6) - { - len += Get_ipv6_dynamic(&buf[len], dynch[num].ipv6__dyn(), dat, num); - } - else - { - int ipver = dat->context.ip__ctx()[num].version(); - TTCN_error("Invalid IP version %u on level %d", ipver, num); - } - } - - num = dynch.size_of(); - len += Get_udp_dynamic_wo_sn(&buf[len], dynch[num].udp__dyn(), dat); - - num = dynch.size_of(); - len += Get_rtp_dynamic(&buf[len], dynch[num].rtp__dyn(), dat); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_Static_Chain(unsigned char *buf, Static__Chain & chain, - t_dat *dat) -{ - int len = 0, num = 0, nextheader = 0; - - Log_function_name_on_enter(); - - while (nextheader != c__ip__proto__udp) - { - if (((buf[len] >> 4) & 0x0F) == 4) - { - initIPcontext(dat, num, 4); - len += Get_ipv4_static(&buf[len], chain[num].ipv4__stat()); - nextheader = chain[num].ipv4__stat().proto(); - } - else if (((buf[len] >> 4) & 0x0F) == 6) - { - initIPcontext(dat, num, 6); - len += Get_ipv6_static(&buf[len], chain[num].ipv6__stat()); - nextheader = chain[num].ipv6__stat().nexthead(); - } - else - { - TTCN_error("Invalid IP version %u on level %u (nextheader = %d)", - buf[len], num, nextheader); - } - num += 1; - } - - len += Get_udp_static(&buf[len], chain[num].udp__stat()); - num += 1; - - len += Get_rtp_static(&buf[len], chain[num].rtp__stat()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_extension0(unsigned char *buf, Extension0 & ext, - t_dat *dat) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - ctemp = (buf[len] >> 6) & 0x03; - ext.ext__type() = BITSTRING(2, &ctemp); - ext.sn() = (buf[len] >> 3) & 0x07; - ext.plust() = buf[len] & 0x07; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_extension1(unsigned char *buf, Extension1 & ext, - t_dat *dat) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - ctemp = (buf[len] >> 6) & 0x03; - ext.ext__type() = BITSTRING(2, &ctemp); - ext.sn() = (buf[len] >> 3) & 0x07; - ext.plust() = buf[len] & 0x07; - len += 1; - ext.minust() = buf[len]; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_extension2(unsigned char *buf, Extension2 & ext, - t_dat *dat) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - ctemp = (buf[len] >> 6) & 0x03; - ext.ext__type() = BITSTRING(2, &ctemp); - ext.sn() = (buf[len] >> 3) & 0x07; - ext.plust() = ((buf[len] & 0x07) << 8) + (buf[len + 1] & 0xFF); - len += 2; - ext.minust() = buf[len]; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_extension3(unsigned char *buf, Extension3 & ext, - t_dat *dat) -{ - int len = 0; - int ts_length = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - ctemp = (buf[len] >> 6) & 0x03; - ext.ext__type() = BITSTRING(2, &ctemp); - ctemp = ShiftDownBit(buf[len], 5); - ext.s__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 4); - ext.r__ts__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 3); - ext.tsc__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 2); - ext.i__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 1); - ext.ip__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 0); - ext.rtp__bit() = BITSTRING(1, &ctemp); - len += 1; - - len += Get_Inner_IP_flags_opt(&buf[len], ext.inner__ip__flags(), - dat, *ext.ip__bit() == 1); - - len += Get_Outer_IP_flags_opt(&buf[len], ext.outer__ip__flags(), dat, - (ext.inner__ip__flags().ispresent() && - (*ext.inner__ip__flags()().ip2__bit()) == 1)); - - len += Get_LIN1_opt(&buf[len], ext.sn(), *ext.s__bit() == 1); - ts_length = Get_SDVL_field_opt(&buf[len], ext.ts(), *ext.r__ts__bit() == 1); - if (ts_length > 0) - { - ext.ts__length()() = ts_length; - } - else - { - ext.ts__length() = OMIT_VALUE; - } - len += ts_length; - len += Get_Inner_IP_fields_opt(&buf[len], ext.inner__ip__hdr(), - ext.inner__ip__flags(), dat, - *ext.ip__bit() == 1); - - len += Get_LIN2_BO_LAST_opt(&buf[len], ext.ip__id(), *ext.i__bit() == 1); - len += Get_Outer_IP_fields_opt(&buf[len], ext.outer__ip__hdr(), - ext.outer__ip__flags(), dat, - (ext.inner__ip__flags().ispresent() && - (*ext.inner__ip__flags()().ip2__bit()) == 1)); - - len += Get_RTP_flags_fields_opt(&buf[len], ext.rtp__fl__fi(), dat, - *ext.rtp__bit() == 1); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_extensions_opt(unsigned char *buf, - OPTIONAL < Profile1__Extension > &ext, - t_dat *dat, bool hasvalue) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (hasvalue) - { - if ((buf[len] & 0xC0) == 0) - { - len += Get_Profile1_extension0(&buf[len], ext().ext0(), dat); - } - else if ((buf[len] & 0xC0) == 0x40) - { - len += Get_Profile1_extension1(&buf[len], ext().ext1(), dat); - } - else if ((buf[len] & 0xC0) == 0x80) - { - len += Get_Profile1_extension2(&buf[len], ext().ext2(), dat); - } - else /* if ((buf[len] & 0xC0) == 0xC0) */ - { - len += Get_Profile1_extension3(&buf[len], ext().ext3(), dat); - } - } - else - { - ext = OMIT_VALUE; - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_ROHC_Header_ir(unsigned char *buf, Profile1__IR__header & bhead, - t_dat *dat, int cid) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::IR); - bhead.cid() = cid; - ctemp = (buf[len] >> 1) & 0x7F; - bhead.type__ind() = BITSTRING(7, &ctemp); - ctemp = ShiftDownBit(buf[len], 0); - bhead.d() = BITSTRING(1, &ctemp); - len += 1; - - len += Get_LIN1(&buf[len], bhead.profile()); - dat->context.profile() = bhead.profile(); - len += Get_LIN1(&buf[len], bhead.crc()); - - len += Get_Profile1_Static_Chain(&buf[len], bhead.stat__chain(), dat); - - if (*bhead.d() == 1) - len += Get_Profile1_Dynamic_Chain(bhead.dyn__chain(), &buf[len], dat); - else - bhead.dyn__chain() = OMIT_VALUE; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_ROHC_Header_irdyn(unsigned char *buf, - Profile1__IR__DYN__header & bhead, - t_dat *dat, int cid) -{ - int len = 0; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::IR__DYN); - bhead.cid() = cid; - bhead.type__ind() = BITSTRING(8, &buf[len]); - len += 1; - len += Get_LIN1(&buf[len], bhead.profile()); - dat->context.profile() = bhead.profile(); - len += Get_LIN1(&buf[len], bhead.crc()); - - len += Get_Profile1_Dynamic_Chain(bhead.dyn__chain(), &buf[len], dat); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_ROHC_Header_r0(unsigned char *buf, - Profile1__R__0__header & bhead, - t_dat *dat, int cid) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::R__0); - - bhead.cid() = cid; - ctemp = (buf[len] >> 6) & 0x03; - bhead.type__ind() = BITSTRING(2, &ctemp); - bhead.sn() = buf[len] & 0x3F; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_ROHC_Header_r0crc(unsigned char *buf, - Profile1__R__0__CRC__header & bhead, - t_dat *dat, int cid) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::R__0__CRC); - - bhead.cid() = cid; - ctemp = (buf[len] >> 6) & 0x03; - bhead.type__ind() = BITSTRING(2, &ctemp); - ctemp = (buf[len] << 1) & 0x7E; - len += 1; - ctemp += ShiftDownBit(buf[len], 7); - bhead.sn() = ctemp; - bhead.crc() = buf[len] & 0x7F; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_ROHC_Header_uo0(unsigned char *buf, - Profile1__UO__0__header & bhead, - t_dat *dat, int cid) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::UO__0); - bhead.cid() = cid; - ctemp = ShiftDownBit(buf[len], 7); - bhead.type__ind() = BITSTRING(1, &ctemp); - bhead.sn() = (buf[len] >> 3) & 0x0F; - bhead.crc() = buf[len] & 0x07; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_ROHC_Header_r1(unsigned char *buf, - Profile1__R__1__header & bhead, - t_dat *dat, int cid, - OPTIONAL < Profile1__Extension > &ext) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::R__1); - bhead.cid() = cid; - ctemp = (buf[len] >> 6) & 0x03; - bhead.type__ind() = BITSTRING(2, &ctemp); - bhead.sn() = buf[len] & 0x3F; - len += 1; - ctemp = ShiftDownBit(buf[len], 7); - bhead.m__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 6); - bhead.x__bit() = BITSTRING(1, &ctemp); - bhead.ts() = buf[len] & 0x3F; - len += 1; - - if (*bhead.x__bit()) - { - len += Get_Profile1_extensions_opt(&buf[len], ext, dat, - *bhead.x__bit()); - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_ROHC_Header_r1_id(unsigned char *buf, - Profile1__R__1__ID__header & bhead, - t_dat *dat, int cid, - OPTIONAL < Profile1__Extension > &ext) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::R__1__ID); - bhead.cid() = cid; - ctemp = (buf[len] >> 6) & 0x03; - bhead.type__ind() = BITSTRING(2, &ctemp); - bhead.sn() = buf[len] & 0x3F; - len += 1; - ctemp = ShiftDownBit(buf[len], 7); - bhead.m__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 6); - bhead.x__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 5); - bhead.t__bit() = BITSTRING(1, &ctemp); - bhead.ip__id() = buf[len] & 0x1F; - len += 1; - - if (*bhead.x__bit()) - { - len += Get_Profile1_extensions_opt(&buf[len], ext, dat, - *bhead.x__bit()); - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_ROHC_Header_r1_ts(unsigned char *buf, - Profile1__R__1__TS__header & bhead, - t_dat *dat, int cid, - OPTIONAL < Profile1__Extension > &ext) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::R__1__TS); - bhead.cid() = cid; - ctemp = (buf[len] >> 6) & 0x03; - bhead.type__ind() = BITSTRING(2, &ctemp); - bhead.sn() = buf[len] & 0x3F; - len += 1; - ctemp = ShiftDownBit(buf[len], 7); - bhead.m__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 6); - bhead.x__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 5); - bhead.t__bit() = BITSTRING(1, &ctemp); - bhead.ts() = buf[len] & 0x1F; - len += 1; - - if (*bhead.x__bit()) - { - len += Get_Profile1_extensions_opt(&buf[len], ext, dat, - *bhead.x__bit()); - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_ROHC_Header_uo1(unsigned char *buf, - Profile1__UO__1__header & bhead, - t_dat *dat, int cid) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::UO__1); - bhead.cid() = cid; - ctemp = (buf[len] >> 6) & 0x03; - bhead.type__ind() = BITSTRING(2, &ctemp); - bhead.ts() = buf[len] & 0x3F; - len += 1; - ctemp = ShiftDownBit(buf[len], 7); - bhead.m__bit() = BITSTRING(1, &ctemp); - bhead.sn() = (buf[len] >> 3) & 0x0F; - bhead.crc() = buf[len] & 0x07; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_ROHC_Header_uo1_id(unsigned char *buf, - Profile1__UO__1__ID__header & bhead, - t_dat *dat, int cid, - OPTIONAL < Profile1__Extension > &ext) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::UO__1__ID); - bhead.cid() = cid; - ctemp = (buf[len] >> 6) & 0x03; - bhead.type__ind() = BITSTRING(2, &ctemp); - ctemp = ShiftDownBit(buf[len], 5); - bhead.t__bit() = BITSTRING(1, &ctemp); - bhead.ip__id() = buf[len] & 0x1F; - len += 1; - ctemp = ShiftDownBit(buf[len], 7); - bhead.x__bit() = BITSTRING(1, &ctemp); - bhead.sn() = (buf[len] >> 3) & 0x0F; - bhead.crc() = buf[len] & 0x07; - len += 1; - - if (*bhead.x__bit()) - { - len += Get_Profile1_extensions_opt(&buf[len], ext, - dat, *bhead.x__bit()); - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_ROHC_Header_uo1_ts(unsigned char *buf, - Profile1__UO__1__TS__header & bhead, - t_dat *dat, int cid) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::UO__1__TS); - bhead.cid() = cid; - ctemp = (buf[len] >> 6) & 0x03; - bhead.type__ind() = BITSTRING(2, &ctemp); - ctemp = ShiftDownBit(buf[len], 5); - bhead.t__bit() = BITSTRING(1, &ctemp); - bhead.ts() = buf[len] & 0x1F; - len += 1; - ctemp = ShiftDownBit(buf[len], 7); - bhead.m__bit() = BITSTRING(1, &ctemp); - bhead.sn() = (buf[len] >> 3) & 0x0F; - bhead.crc() = buf[len] & 0x07; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_ROHC_Header_uor2(unsigned char *buf, - Profile1__UOR__2__header & bhead, - t_dat *dat, int cid, - OPTIONAL < Profile1__Extension > &ext) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::UOR__2); - bhead.cid() = cid; - ctemp = (buf[len] >> 5) & 0x07; - bhead.type__ind() = BITSTRING(3, &ctemp); - ctemp = (buf[len] & 0x1F) << 1; - len += 1; - ctemp += ShiftDownBit(buf[len], 7); - bhead.ts() = ctemp; - ctemp = ShiftDownBit(buf[len], 6); - bhead.m__bit() = BITSTRING(1, &ctemp); - bhead.sn() = buf[len] & 0x3F; - len += 1; - ctemp = ShiftDownBit(buf[len], 7); - bhead.x__bit() = BITSTRING(1, &ctemp); - bhead.crc() = buf[len] & 0x7F; - len += 1; - - if (*bhead.x__bit()) - { - len += Get_Profile1_extensions_opt(&buf[len], ext, - dat, *bhead.x__bit()); - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_ROHC_Header_uor2_id(unsigned char *buf, - Profile1__UOR__2__ID__header & bhead, - t_dat *dat, int cid, - OPTIONAL < Profile1__Extension > & ext) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::UOR__2__ID); - bhead.cid() = cid; - ctemp = (buf[len] >> 5) & 0x07; - bhead.type__ind() = BITSTRING(3, &ctemp); - bhead.ip__id() = buf[len] & 0x1F; - len += 1; - ctemp = ShiftDownBit(buf[len], 7); - bhead.t__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 6); - bhead.m__bit() = BITSTRING(1, &ctemp); - bhead.sn() = buf[len] & 0x3F; - len += 1; - ctemp = ShiftDownBit(buf[len], 7); - bhead.x__bit() = BITSTRING(1, &ctemp); - bhead.crc() = buf[len] & 0x7F; - len += 1; - - if (*bhead.x__bit()) - { - len += Get_Profile1_extensions_opt(&buf[len], ext, - dat, *bhead.x__bit()); - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_ROHC_Header_uor2_ts(unsigned char *buf, - Profile1__UOR__2__TS__header & bhead, - t_dat *dat, int cid, - OPTIONAL < Profile1__Extension > & ext) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::UOR__2__TS); - bhead.cid() = cid; - ctemp = (buf[len] >> 5) & 0x07; - bhead.type__ind() = BITSTRING(3, &ctemp); - bhead.ts() = buf[len] & 0x1F; - len += 1; - ctemp = ShiftDownBit(buf[len], 7); - bhead.t__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 6); - bhead.m__bit() = BITSTRING(1, &ctemp); - bhead.sn() = buf[len] & 0x3F; - len += 1; - ctemp = ShiftDownBit(buf[len], 7); - bhead.x__bit() = BITSTRING(1, &ctemp); - bhead.crc() = buf[len] & 0x7F; - len += 1; - - if (*bhead.x__bit()) - { - len += Get_Profile1_extensions_opt(&buf[len], ext, - dat, *bhead.x__bit()); - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile1_ROHC_Header(unsigned char *buf, t_dat *dat, int length, - Profile1__headers & hdr, int cid) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (isIR(buf[len])) - { - len += Get_Profile1_ROHC_Header_ir(&buf[len], - hdr.base__header().ir(), dat, cid); - } - else if (isIRDYN(buf[len])) - { - len += Get_Profile1_ROHC_Header_irdyn(&buf[len], - hdr.base__header().ir__dyn(), - dat, cid); - } - else if (isUOR2(buf[len])) - { - if (isAnyIPv4RNDunset(dat)) - { - if (buf[len + 1] & 0x80) // T = 1 - { - len += Get_Profile1_ROHC_Header_uor2_ts(&buf[len], - hdr.base__header(). - uor__2__ts(), dat, cid, - hdr.ext()); - } - else // T = 0 - { - len += Get_Profile1_ROHC_Header_uor2_id(&buf[len], - hdr.base__header(). - uor__2__id(), dat, cid, - hdr.ext()); - } - } - else // at least one RND is unset - { - len += Get_Profile1_ROHC_Header_uor2(&buf[len], - hdr.base__header().uor__2(), - dat, cid, hdr.ext()); - } - } - else if (dat->context.mode() == ROHC_mode_R) - { - if ((buf[len] & 0xC0) == 0) - { - len += Get_Profile1_ROHC_Header_r0(&buf[len], - hdr.base__header().r__0(), - dat, cid); - } - else if ((buf[len] & 0xC0) == 0x40) - { - len += Get_Profile1_ROHC_Header_r0crc(&buf[len], - hdr.base__header().r__0__crc(), - dat, cid); - } - else if ((buf[len] & 0xC0) == 0x80) // PT-1 - { - if (isAnyIPv4RNDunset(dat)) - { - if (buf[len + 1] & 0x20) // T = 1 - { - len += Get_Profile1_ROHC_Header_r1_ts(&buf[len], - hdr.base__header().r__1__ts(), - dat, cid, hdr.ext()); - } - else // T = 0 - { - len += Get_Profile1_ROHC_Header_r1_id(&buf[len], - hdr.base__header().r__1__id(), - dat, cid, hdr.ext()); - } - } - else // at least one RND is unset - { - len += Get_Profile1_ROHC_Header_r1(&buf[len], - hdr.base__header().r__1(), - dat, cid, hdr.ext()); - } - } - } - else if (dat->context.mode() != ROHC_mode_R) // U-O modes - { - if ((buf[len] & 0x80) == 0) - { - len += Get_Profile1_ROHC_Header_uo0(&buf[len], - hdr.base__header().uo__0(), - dat, cid); - } - else if ((buf[len] & 0xC0) == 0x80) // PT-1 - { - if (isAnyIPv4RNDunset(dat)) - { - if (buf[len] & 0x20) // T = 1 - { - len += Get_Profile1_ROHC_Header_uo1_ts(&buf[len], - hdr.base__header().uo__1__ts(), - dat, cid); - } - else // T = 0 - { - len += Get_Profile1_ROHC_Header_uo1_id(&buf[len], - hdr.base__header().uo__1__id(), - dat, cid, hdr.ext()); - } - } - else // at least one RND is unset - { - len += Get_Profile1_ROHC_Header_uo1(&buf[len], - hdr.base__header().uo__1(), - dat, cid); - } - } - } - - if (!hdr.ext().is_bound()) - hdr.ext() = OMIT_VALUE; - len += Get_IP_ID_compressed_opt(&buf[len], hdr.ip__id__outer(), - dat, Outer_IP); - len += Get_AH_data_opt(&buf[len], hdr.ah__outer(), dat, Outer_IP); - len += Get_GRE_cksum_opt(&buf[len], hdr.gre__cksum1(), dat, Outer_IP); - len += Get_IP_ID_compressed_opt(&buf[len], hdr.ip__id__inner(), - dat, Inner_IP); - len += Get_AH_data_opt(&buf[len], hdr.ah__inner(), dat, Inner_IP); - len += Get_GRE_cksum_opt(&buf[len], hdr.gre__cksum2(), dat, Inner_IP); - len += Get_UDP_cksum_opt(&buf[len], hdr.udp__cksum(), dat); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} /* Get_Profile1_ROHC_Header */ - -int -Get_Profile2_Dynamic_Chain(Profile2__Dynamic__Chain & dynch, - const unsigned char *buf, t_dat *dat) -{ - int len = 0, num; - - Log_function_name_on_enter(); - - for (num = 0; num < dat->context.ip__ctx().size_of(); num++) - { - if (dat->context.ip__ctx()[num].version() == 4) - { - len += Get_ipv4_dynamic(&buf[len], dynch[num].ipv4__dyn(), dat, num); - } - else if (dat->context.ip__ctx()[num].version() == 6) - { - len += Get_ipv6_dynamic(&buf[len], dynch[num].ipv6__dyn(), dat, num); - } - else - { - int ipver = dat->context.ip__ctx()[num].version(); - TTCN_error("Invalid IP version %u on level %d", ipver, num); - } - } - - num = dynch.size_of(); - len += Get_udp_dynamic_w_sn(&buf[len], dynch[num].udp__dyn(), dat); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile2_extension0(unsigned char *buf, Profile2__Extension0 & ext, - t_dat *dat) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - ctemp = (buf[len] >> 6) & 0x03; - ext.ext__type() = BITSTRING(2, &ctemp); - ext.sn() = (buf[len] >> 3) & 0x07; - ext.ip__id() = buf[len] & 0x07; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile2_extension1(unsigned char *buf, Profile2__Extension1 & ext, - t_dat *dat) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - ctemp = (buf[len] >> 6) & 0x03; - ext.ext__type() = BITSTRING(2, &ctemp); - ext.sn() = (buf[len] >> 3) & 0x07; - ext.ip__id() = ((buf[len] & 0x07) << 8) + (buf[len + 1] & 0xFF); - len += 2; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile2_extension2(unsigned char *buf, Profile2__Extension2 & ext, - t_dat *dat) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - ctemp = (buf[len] >> 6) & 0x03; - ext.ext__type() = BITSTRING(2, &ctemp); - ext.sn() = (buf[len] >> 3) & 0x07; - ext.ip__id2() = ((buf[len] & 0x07) << 8) + (buf[len + 1] & 0xFF); - len += 2; - ext.ip__id() = buf[len]; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile2_Inner_IP_flags_opt(unsigned char *buf, - OPTIONAL < Profile2__Inner__IP__flags > &field, - t_dat *dat, bool hasvalue) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - if (hasvalue) - { - ctemp = ShiftDownBit(buf[len], 7); - field().tos() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 6); - field().ttl() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 5); - field().df() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 4); - field().pr() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 3); - field().ipx() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 2); - field().nbo() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 1); - field().rnd__bit() = BITSTRING(1, &ctemp); - dat->context.ip__ctx()[getIPidx(dat, Inner_IP)].rnd__bit() = BOOLEAN(ctemp); - ctemp = ShiftDownBit(buf[len], 0); - field().reserved() = BITSTRING(1, &ctemp); - len += 1; - } - else - field = OMIT_VALUE; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile2_Inner_IP_fields_opt(unsigned char *buf, - OPTIONAL < Inner__IP__fields > &field, - OPTIONAL < Profile2__Inner__IP__flags > - &flags, t_dat *dat, - bool hasvalue) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (hasvalue) - { - len += Get_LIN1_opt(&buf[len], field().tos(), (*flags().tos()) == 1); - len += Get_LIN1_opt(&buf[len], field().ttl(), (*flags().ttl()) == 1); - len += Get_LIN1_opt(&buf[len], field().proto(), (*flags().pr()) == 1); - len += Get_ipx_headers_opt(&buf[len], field().ext__heads(), dat, - (*flags().ipx()) == 1, getIPidx(dat, Inner_IP)); - } - else - field = OMIT_VALUE; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile2_extension3(unsigned char *buf, Profile2__Extension3 & ext, - t_dat *dat) -{ - int len = 0; - unsigned char ctemp; - - Profile2__Inner__IP__flags inipflags; - - Log_function_name_on_enter(); - - ctemp = (buf[len] >> 6) & 0x03; - ext.ext__type() = BITSTRING(2, &ctemp); - ctemp = ShiftDownBit(buf[len], 5); - ext.s__bit() = BITSTRING(1, &ctemp); - ext.mode() = (buf[len] >> 3) & 0x03; - ctemp = ShiftDownBit(buf[len], 2); - ext.i__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 1); - ext.ip__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 0); - ext.ip2__bit() = BITSTRING(1, &ctemp); - len += 1; - - len += - Get_Profile2_Inner_IP_flags_opt(&buf[len], ext.inner__ip__flags(), - dat, *ext.ip__bit() == 1); - - len += Get_Outer_IP_flags_opt(&buf[len], ext.outer__ip__flags(), dat, - *ext.ip2__bit() == 1); - - len += Get_LIN1_opt(&buf[len], ext.sn(), *ext.s__bit() == 1); - - len += Get_Profile2_Inner_IP_fields_opt(&buf[len], ext.inner__ip__hdr(), - ext.inner__ip__flags(), dat, - *ext.ip__bit() == 1); - - len += Get_LIN2_BO_LAST_opt(&buf[len], ext.ip__id(), *ext.i__bit() == 1); - - len += Get_Outer_IP_fields_opt(&buf[len], ext.outer__ip__hdr(), - ext.outer__ip__flags(), dat, - *ext.ip2__bit() == 1); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile2_extensions_opt(unsigned char *buf, - OPTIONAL < Profile2__Extension > &ext, - t_dat *dat, bool hasvalue) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (hasvalue) - { - if ((buf[len] & 0xC0) == 0) - { - len += Get_Profile2_extension0(&buf[len], ext().ext0(), dat); - } - else if ((buf[len] & 0xC0) == 0x40) - { - len += Get_Profile2_extension1(&buf[len], ext().ext1(), dat); - } - else if ((buf[len] & 0xC0) == 0x80) - { - len += Get_Profile2_extension2(&buf[len], ext().ext2(), dat); - } - else /* if ((buf[len] & 0xC0) == 0xC0) */ - { - len += Get_Profile2_extension3(&buf[len], ext().ext3(), dat); - } - } - else - { - ext = OMIT_VALUE; - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile2_Static_Chain(unsigned char *buf, Profile2__Static__Chain & chain, - t_dat *dat) -{ - int len = 0, num = 0, nextheader = 0; - - Log_function_name_on_enter(); - - while (nextheader != c__ip__proto__udp) - { - if (((buf[len] >> 4) & 0x0F) == 4) - { - initIPcontext(dat, num, 4); - len += Get_ipv4_static(&buf[len], chain[num].ipv4__stat()); - nextheader = chain[num].ipv4__stat().proto(); - } - else if (((buf[len] >> 4) & 0x0F) == 6) - { - initIPcontext(dat, num, 6); - len += Get_ipv6_static(&buf[len], chain[num].ipv6__stat()); - nextheader = chain[num].ipv6__stat().nexthead(); - } - else - { - TTCN_error("Invalid IP version %u on level %u", buf[len], num); - } - num += 1; - } - - len += Get_udp_static(&buf[len], chain[num].udp__stat()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile2_ROHC_Header_ir(unsigned char *buf, Profile2__IR__header & bhead, - t_dat *dat, int cid) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::IR); - bhead.cid() = cid; - ctemp = (buf[len] >> 1) & 0x7F; - bhead.type__ind() = BITSTRING(7, &ctemp); - ctemp = ShiftDownBit(buf[len], 0); - bhead.d() = BITSTRING(1, &ctemp); - len += 1; - len += Get_LIN1(&buf[len], bhead.profile()); - dat->context.profile() = bhead.profile(); - len += Get_LIN1(&buf[len], bhead.crc()); - - len += Get_Profile2_Static_Chain(&buf[len], bhead.stat__chain(), dat); - - if (*bhead.d() == 1) - len += Get_Profile2_Dynamic_Chain(bhead.dyn__chain(), &buf[len], dat); - else - bhead.dyn__chain() = OMIT_VALUE; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile2_ROHC_Header_irdyn(unsigned char *buf, - Profile2__IR__DYN__header & bhead, - t_dat *dat, int cid) -{ - int len = 0; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::IR__DYN); - bhead.cid() = cid; - bhead.type__ind() = BITSTRING(8, &buf[len]); - len += 1; - len += Get_LIN1(&buf[len], bhead.profile()); - dat->context.profile() = bhead.profile(); - len += Get_LIN1(&buf[len], bhead.crc()); - - len += Get_Profile2_Dynamic_Chain(bhead.dyn__chain(), &buf[len], dat); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile2_ROHC_Header_r1(unsigned char *buf, - Profile2__R__1__header & bhead, - t_dat *dat, int cid, - OPTIONAL < Profile2__Extension > &ext) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::R__1); - bhead.cid() = cid; - ctemp = (buf[len] >> 6) & 0x03; - bhead.type__ind() = BITSTRING(2, &ctemp); - bhead.sn() = buf[len] & 0x3F; - len += 1; - ctemp = ShiftDownBit(buf[len], 7); - bhead.x__bit() = BITSTRING(1, &ctemp); - bhead.ip__id() = buf[len] & 0x7F; - len += 1; - - if (*bhead.x__bit()) - { - len += Get_Profile2_extensions_opt(&buf[len], ext, - dat, *bhead.x__bit()); - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile2_ROHC_Header_uo1(unsigned char *buf, - Profile2__UO__1__header & bhead, - t_dat *dat, int cid) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::UO__1); - bhead.cid() = cid; - ctemp = (buf[len] >> 6) & 0x03; - bhead.type__ind() = BITSTRING(2, &ctemp); - bhead.ip__id() = buf[len] & 0x3F; - len += 1; - bhead.sn() = (buf[len] >> 3) & 0x1F; - bhead.crc() = buf[len] & 0x07; - len += 1; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile2_ROHC_Header_uor2(unsigned char *buf, - Profile2__UOR__2__header & bhead, - t_dat *dat, int cid, - OPTIONAL < Profile2__Extension > &ext) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::UOR__2); - bhead.cid() = cid; - ctemp = (buf[len] >> 5) & 0x07; - bhead.type__ind() = BITSTRING(3, &ctemp); - bhead.sn() = buf[len] & 0x1F; - len += 1; - ctemp = ShiftDownBit(buf[len], 7); - bhead.x__bit() = BITSTRING(1, &ctemp); - bhead.crc() = buf[len] & 0x7F; - len += 1; - - if (*bhead.x__bit()) - { - len += Get_Profile2_extensions_opt(&buf[len], ext, - dat, *bhead.x__bit()); - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile2_ROHC_Header(unsigned char *buf, int length, - Profile2__headers & hdr, - t_dat *dat, int cid) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (isIR(buf[len])) - { - len += Get_Profile2_ROHC_Header_ir(&buf[len], - hdr.base__header().ir(), dat, cid); - } - else if (isIRDYN(buf[len])) - { - len += Get_Profile2_ROHC_Header_irdyn(&buf[len], - hdr.base__header().ir__dyn(), - dat, cid); - } - else if (isUOR2(buf[len])) - { - len += Get_Profile2_ROHC_Header_uor2(&buf[len], - hdr.base__header().uor__2(), - dat, cid, hdr.ext()); - } - else if (dat->context.mode() == ROHC_mode_R) - { - if ((buf[len] & 0xC0) == 0) - { - len += Get_Profile1_ROHC_Header_r0(&buf[len], - hdr.base__header().r__0(), - dat, cid); - } - else if ((buf[len] & 0xC0) == 0x40) - { - len += Get_Profile1_ROHC_Header_r0crc(&buf[len], - hdr.base__header().r__0__crc(), - dat, cid); - } - else if ((buf[len] & 0xC0) == 0x80) - { - len += Get_Profile2_ROHC_Header_r1(&buf[len], - hdr.base__header().r__1(), - dat, cid, hdr.ext()); - } - else - { - TTCN_error("Unknown compressed packet (R mode) (0x%02x)", buf[len]); - } - } - else if (dat->context.mode() != ROHC_mode_R) // U-O modes - { - if ((buf[len] & 0x80) == 0) - { - len += Get_Profile1_ROHC_Header_uo0(&buf[len], - hdr.base__header().uo__0(), - dat, cid); - } - else if ((buf[len] & 0xC0) == 0x80) - { - len += Get_Profile2_ROHC_Header_uo1(&buf[len], - hdr.base__header().uo__1(), - dat, cid); - } - else - { - TTCN_error("Unknown compressed packet (U-O mode) (0x%02x)", buf[len]); - } - } - - if (!hdr.ext().is_bound()) - hdr.ext() = OMIT_VALUE; - len += Get_IP_ID_compressed_opt(&buf[len], hdr.ip__id__outer(), - dat, Outer_IP); - len += Get_AH_data_opt(&buf[len], hdr.ah__outer(), dat, Outer_IP); - len += Get_GRE_cksum_opt(&buf[len], hdr.gre__cksum1(), dat, Outer_IP); - len += Get_IP_ID_compressed_opt(&buf[len], hdr.ip__id__inner(), - dat, Inner_IP); - len += Get_AH_data_opt(&buf[len], hdr.ah__inner(), dat, Inner_IP); - len += Get_GRE_cksum_opt(&buf[len], hdr.gre__cksum2(), dat, Inner_IP); - len += Get_UDP_cksum_opt(&buf[len], hdr.udp__cksum(), dat); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} /* Get_Profile2_ROHC_Header */ - -int -Get_Profile4_ipv4_dynamic(const unsigned char *buf, - Profile4__IPv4__Dynamic & chain, - t_dat *dat, int ip_level) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - len += Get_LIN1(&buf[len], chain.tos()); - len += Get_LIN1(&buf[len], chain.ttl()); - len += Get_LIN2_BO_LAST(&buf[len], chain.identification()); - ctemp = ShiftDownBit(buf[len], 7); - chain.df__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 6); - chain.rnd__bit() = BITSTRING(1, &ctemp); - dat->context.ip__ctx()[ip_level].rnd__bit() = BOOLEAN(ctemp); - ctemp = ShiftDownBit(buf[len], 5); - chain.nbo__bit() = BITSTRING(1, &ctemp); - ctemp = ShiftDownBit(buf[len], 4); - chain.sid__bit() = BITSTRING(1, &ctemp); - ctemp = buf[len] & 0x0F; - chain.reserved() = BITSTRING(4, &ctemp); - len += 1; - len += Get_Encoding_Type_0(chain.genextheadlist(), - &buf[len], Item__list::ALT_ip__item__list, - dat, ip_level); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile4_Dynamic_Chain(Profile4__Dynamic__Chain & dynch, - const unsigned char *buf, t_dat *dat) -{ - int len = 0, num; - - Log_function_name_on_enter(); - - for (num = 0; num < dat->context.ip__ctx().size_of() && num < 2; num++) - { - if (dat->context.ip__ctx()[num].version() == 4) - { - len += Get_Profile4_ipv4_dynamic(&buf[len], dynch[num].ipv4__dyn(), - dat, num); - } - else if (dat->context.ip__ctx()[num].version() == 6) - { - len += Get_ipv6_dynamic(&buf[len], dynch[num].ipv6__dyn(), dat, num); - } - else - { - int ipver = dat->context.ip__ctx()[num].version(); - TTCN_error("Invalid IP version %u on level %d", ipver, num); - } - } - - num = dynch.size_of(); - len += Get_LIN2_BO_LAST(&buf[len], dynch[num].sn()); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile4_Additional_Dynamic_Chain_opt(OPTIONAL < Profile4__Dynamic__Chain > - &dynch, - const unsigned char *buf, - t_dat *dat) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (dat->context.ip__ctx().size_of() > 2) - { - for (int num = 2; num < dat->context.ip__ctx().size_of(); num++) - { - if (dat->context.ip__ctx()[num].version() == 4) - { - len += Get_Profile4_ipv4_dynamic(&buf[len], - dynch()[num - 2].ipv4__dyn(), - dat, num); - } - else if (dat->context.ip__ctx()[num].version() == 6) - { - len += Get_ipv6_dynamic(&buf[len], dynch()[num - 2].ipv6__dyn(), - dat, num); - } - else - { - int ipver = dat->context.ip__ctx()[num].version(); - TTCN_error("Invalid IP version %u on level %d", ipver, num); - } - } - } - else - dynch = OMIT_VALUE; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile4_Static_Chain(unsigned char *buf, Profile4__Static__Chain & chain, - t_dat *dat) -{ - int len = 0, num = 0, nextheader = 0; - bool terminated = false; - - Log_function_name_on_enter(); - - do - { - /* Version does not include the MSB bit of the version field */ - int ver = (buf[len] >> 4) & 0x07; - - terminated = (buf[len] & 0x80 > 0) ? true : false; - if (ver == c__ip__version__ipv4) - { - // version is stored with the MSB bit - initIPcontext(dat, num, (buf[len] >> 4) & 0x0F); - len += Get_ipv4_static(&buf[len], chain[num].ipv4__stat()); - nextheader = chain[num].ipv4__stat().proto(); - } - else if (ver == c__ip__version__ipv6) - { - // version is stored with the MSB bit - initIPcontext(dat, num, (buf[len] >> 4) & 0x0F); - len += Get_ipv6_static(&buf[len], chain[num].ipv6__stat()); - nextheader = chain[num].ipv6__stat().nexthead(); - } - else - { - TTCN_error("Invalid IP version %u on level %u", ver, num); - } - /* Explicit MSB termination */ - if (terminated) - { - TTCN_logger.log(TTCN_DEBUG, "MSB static chain termination on level %u", - num); - } - num += 1; - } - while ((nextheader == c__ip__proto__ipv4 || nextheader == c__ip__proto__ipv6) && - !terminated); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile4_ROHC_Header_ir(unsigned char *buf, Profile4__IR__header & bhead, - t_dat *dat, int cid) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::IR); - bhead.cid() = cid; - ctemp = (buf[len] >> 1) & 0x7F; - bhead.type__ind() = BITSTRING(7, &ctemp); - ctemp = ShiftDownBit(buf[len], 0); - bhead.d() = BITSTRING(1, &ctemp); - len += 1; - len += Get_LIN1(&buf[len], bhead.profile()); - dat->context.profile() = bhead.profile(); - len += Get_LIN1(&buf[len], bhead.crc()); - - len += Get_Profile4_Static_Chain(&buf[len], bhead.stat__chain(), dat); - - if (*bhead.d() == 1) - len += Get_Profile4_Dynamic_Chain(bhead.dyn__chain(), &buf[len], dat); - else - bhead.dyn__chain() = OMIT_VALUE; - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile4_ROHC_Header_irdyn(unsigned char *buf, - Profile4__IR__DYN__header & bhead, - t_dat *dat, int cid) -{ - int len = 0; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::IR__DYN); - bhead.cid() = cid; - bhead.type__ind() = BITSTRING(8, &buf[len]); - len += 1; - len += Get_LIN1(&buf[len], bhead.profile()); - dat->context.profile() = bhead.profile(); - len += Get_LIN1(&buf[len], bhead.crc()); - - len += Get_Profile4_Dynamic_Chain(bhead.dyn__chain(), &buf[len], dat); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile4_ROHC_Header_r1(unsigned char *buf, - Profile2__R__1__header & bhead, - t_dat *dat, int cid, - OPTIONAL < Profile2__Extension > &ext) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::R__1); - bhead.cid() = cid; - ctemp = (buf[len] >> 6) & 0x03; - bhead.type__ind() = BITSTRING(2, &ctemp); - bhead.sn() = buf[len] & 0x3F; - len += 1; - ctemp = ShiftDownBit(buf[len], 7); - bhead.x__bit() = BITSTRING(1, &ctemp); - bhead.ip__id() = buf[len] & 0x7F; - len += 1; - - if (*bhead.x__bit()) - { - len += Get_Profile2_extensions_opt(&buf[len], ext, - dat, *bhead.x__bit()); - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile4_ROHC_Header_uor2(unsigned char *buf, - Profile2__UOR__2__header & bhead, - t_dat *dat, int cid, - OPTIONAL < Profile2__Extension > &ext) -{ - int len = 0; - unsigned char ctemp; - - Log_function_name_on_enter(); - - dat->context.pkt() = Packet__type(Packet__type::UOR__2); - bhead.cid() = cid; - ctemp = (buf[len] >> 5) & 0x07; - bhead.type__ind() = BITSTRING(3, &ctemp); - bhead.sn() = buf[len] & 0x1F; - len += 1; - ctemp = ShiftDownBit(buf[len], 7); - bhead.x__bit() = BITSTRING(1, &ctemp); - bhead.crc() = buf[len] & 0x7F; - len += 1; - - if (*bhead.x__bit()) - { - len += Get_Profile2_extensions_opt(&buf[len], ext, - dat, *bhead.x__bit()); - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -int -Get_Profile4_ROHC_Header(unsigned char *buf, int length, - Profile4__headers & hdr, t_dat *dat, - int cid) -{ - int len = 0; - - Log_function_name_on_enter(); - - if (isIR(buf[len])) - { - len += Get_Profile4_ROHC_Header_ir(&buf[len], - hdr.base__header().ir(), dat, cid); - } - else if (isIRDYN(buf[len])) - { - len += Get_Profile4_ROHC_Header_irdyn(&buf[len], - hdr.base__header().ir__dyn(), - dat, cid); - } - else if (isUOR2(buf[len])) - { - len += Get_Profile4_ROHC_Header_uor2(&buf[len], - hdr.base__header().uor__2(), - dat, cid, hdr.ext()); - } - else if (dat->context.mode() == ROHC_mode_R) - { - if ((buf[len] & 0xC0) == 0) - { - len += Get_Profile1_ROHC_Header_r0(&buf[len], - hdr.base__header().r__0(), - dat, cid); - } - else if ((buf[len] & 0xC0) == 0x40) - { - len += Get_Profile1_ROHC_Header_r0crc(&buf[len], - hdr.base__header().r__0__crc(), - dat, cid); - } - else if ((buf[len] & 0xC0) == 0x80) - { - len += Get_Profile4_ROHC_Header_r1(&buf[len], - hdr.base__header().r__1(), - dat, cid, hdr.ext()); - } - else - { - TTCN_error("Unknown compressed packet (R mode) (0x%02x)", buf[len]); - } - } - else if (dat->context.mode() != ROHC_mode_R) // U-O modes - { - if ((buf[len] & 0x80) == 0) - { - len += Get_Profile1_ROHC_Header_uo0(&buf[len], - hdr.base__header().uo__0(), - dat, cid); - } - else if ((buf[len] & 0xC0) == 0x80) - { - len += Get_Profile2_ROHC_Header_uo1(&buf[len], - hdr.base__header().uo__1(), - dat, cid); - } - else - { - TTCN_error("Unknown compressed packet (U-O modes) (0x%02x)", buf[len]); - } - } - - if (!hdr.ext().is_bound()) - hdr.ext() = OMIT_VALUE; - len += Get_IP_ID_compressed_opt(&buf[len], hdr.ip__id__outer(), - dat, Outer_IP); - len += Get_AH_data_opt(&buf[len], hdr.ah__outer(), dat, Outer_IP); - len += Get_GRE_cksum_opt(&buf[len], hdr.gre__cksum1(), dat, Outer_IP); - len += Get_IP_ID_compressed_opt(&buf[len], hdr.ip__id__inner(), - dat, Inner_IP); - len += Get_AH_data_opt(&buf[len], hdr.ah__inner(), dat, Inner_IP); - len += Get_GRE_cksum_opt(&buf[len], hdr.gre__cksum2(), dat, Inner_IP); - len += Get_Profile4_Additional_Dynamic_Chain_opt(hdr.additional__IP(), - &buf[len], dat); - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} /* Get_Profile4_ROHC_Header */ - -int -Get_ROHC_Header(const unsigned char *p_buf, - int length, Header & p_header, ROHC__config & config) -{ - unsigned char buf[MAX_PACKET_SIZE]; - int len = 0, cidlen = 0; - INTEGER cid; - - Log_function_name_on_enter(); - - memcpy(buf, p_buf, length); - - if (config.large__cid()) - { - /* Skip packet type octet */ - cidlen = Get_CID(&p_buf[1], cid, config); - /* Move the packet type octet right after the CID */ - buf[cidlen] = buf[0]; - } - else - { - cidlen = Get_CID(&p_buf[0], cid, config); - } - len += cidlen; - - if (isIR(buf[len]) || isIRDYN(buf[len])) - { - config.context()[cid].profile() = buf[len + 1]; - } - - t_dat dat = initTDAT(config, cid); - initCIDcontext(&dat); - - switch (config.context()[cid].profile()) - { - case 0: - len += Get_Profile0_ROHC_Header(&buf[len], &dat, - length - cidlen, p_header.prof0(), - (int) cid); - break; - case 1: - len += Get_Profile1_ROHC_Header(&buf[len], &dat, length - cidlen, - p_header.prof1(), (int) cid); - break; - case 2: - len += Get_Profile2_ROHC_Header(&buf[len], length - cidlen, - p_header.prof2(), &dat, - (int) cid); - break; - case 4: - len += Get_Profile4_ROHC_Header(&buf[len], length - cidlen, - p_header.prof4(), &dat, - (int) cid); - break; - default: - break; - } - - Log_hexdump(buf, len); - Log_function_name_on_leave(); - - return len; -} - -ROHC__packet__u -f__ROHC__dec(OCTETSTRING const &data, ROHC__config & p_config) -{ - ROHC__packet__u packet; - OPTIONAL < Padding > padding; - OPTIONAL < Feedback > feedback; - const unsigned char *buf = (const unsigned char *) data; - int len = 0; - - Log_function_name_on_enter(); - - Log_object(p_config); - - // Processing padding - Log_hexdump(buf, data.lengthof() - len); - len += Get_ROHC_Padding(&buf[len], data.lengthof() - len, padding, p_config); - // Processing feedback - len += Get_ROHC_Feedback(&buf[len], data.lengthof() - len, feedback, p_config); - // Processing ROHC header - if ((buf[len] & 0xFE) == 0xFE) - { - packet.segment().padding() = padding; - packet.segment().feedback() = feedback; - packet.segment().segment__header__id() = 0x7F; - if (ShiftDownBit(buf[len], 0)) - { - packet.segment().final() = BOOLEAN(true); - len += 1; - if (data.lengthof() - len < 4) - { - packet.segment().payload() = - OCTETSTRING(data.lengthof() - len, &buf[len]); - len = data.lengthof(); - packet.segment().crc() = OMIT_VALUE; - } - else - { - packet.segment().payload() = - OCTETSTRING(data.lengthof() - len - 4, &buf[len]); - len = data.lengthof() - 4; - packet.segment().crc() = - ((buf[len] << 24) & 0xFF000000) + - ((buf[len + 1] << 16) & 0xFF0000) + - ((buf[len + 2] << 8) & 0xFF00) + (buf[len + 3] & 0xFF); - } - } - else - { - packet.segment().final() = BOOLEAN(false); - len += 1; - packet.segment().payload() = - OCTETSTRING(data.lengthof() - len, &buf[len]); - packet.segment().crc() = OMIT_VALUE; - } - - } - else - { - packet.rohc().padding() = padding; - packet.rohc().feedback() = feedback; - len += Get_ROHC_Header(&buf[len], - data.lengthof() - len, packet.rohc().header(), - p_config); - if (data.lengthof() == len) - { - packet.rohc().payload() = OMIT_VALUE; - } - else - { - packet.rohc().payload() = OCTETSTRING(data.lengthof() - len, &buf[len]); - } - } - - TTCN_logger.begin_event(TTCN_DEBUG); - p_config.log(); - packet.log(); - TTCN_logger.end_event(); - - Log_function_name_on_leave(); - - return packet; -} - -INTEGER -f__ROHC__CRC(OCTETSTRING const &data, INTEGER const &crclen) -{ - const unsigned char *buf = (const unsigned char *) data; - INTEGER crcval; - int crclength = crclen; - - Log_function_name_on_enter(); - - TTCN_logger.log(TTCN_DEBUG, "Calculating CRC-%d over:", crclength); - Log_hexdump(buf, data.lengthof()); - - crcval = INTEGER(ComputeCRC(&(buf[0]), data.lengthof(), crclength)); - Log_function_name_on_leave(); - return crcval; -} - -OCTETSTRING -f__FBCK__enc(Feedback__data const &feedback_data, ROHC__config const &config) -{ - unsigned char buf[MAX_PACKET_SIZE]; - int len = 0, crcpos = 0; - INTEGER cid; - - Log_function_name_on_enter(); - - cid = feedback_data.cid(); - if (config.large__cid() == false) - { - if (cid > 0) - { - buf[len] = 0xE0 + (cid & 0x0F); - len += 1; - } - } - else - len += Set_SDVL_field(&buf[len], cid, 0); - switch (feedback_data.feedback__type().get_selection()) - { - case Feedback__type::ALT_feedback1: - const unsigned char *tempbuf; - tempbuf = - (const unsigned char *) feedback_data.feedback__type().feedback1(); - buf[len] = tempbuf[0]; - len += 1; - break; - case Feedback__type::ALT_feedback2: - { - Feedback2 fback2; - fback2 = feedback_data.feedback__type().feedback2(); - buf[len] = (fback2.acktype() << 6) & 0xC0; - buf[len] += (fback2.mode() << 4) & 0x30; - buf[len] += (fback2.sn() >> 8) & 0x0F; - len += 1; - buf[len] = fback2.sn() & 0xFF; - len += 1; - if (fback2.feedback__opts().ispresent()) - { - Feedback__opts & fbopts = fback2.feedback__opts(); - for (int num2 = 0; num2 < fbopts.size_of(); num2++) - { - buf[len] = (fbopts[num2].opt__type() << 4) & 0xF0; - buf[len] += fbopts[num2].opt__len() & 0x0F; - len += 1; - len += Set_octetstring_opt(&buf[len], fbopts[num2].opt__data()); - if (fbopts[num2].opt__data().ispresent()) - { - OCTETSTRING opt; - opt = fbopts[num2].opt__data(); - if (fbopts[num2].opt__len() != opt.lengthof()) - TTCN_logger. - log(TTCN_WARNING, - "Feedback option length mismatch: %d, %d", - (int) fbopts[num2].opt__len(), opt.lengthof()); - else - if ((fbopts[num2].opt__len() == 1) - && (fbopts[num2].opt__type() == 1) && (buf[len - 1] == 0)) - crcpos = len - 1; - } - } - } - break; - } - - default: - break; - } - - if ((crcpos > 0) && (buf[crcpos] == 0)) - buf[crcpos] = ComputeCRC(&(buf[0]), len, 8); - - Log_function_name_on_leave(); - - return OCTETSTRING(len, &(buf[0])); -} - -Feedback__data -f__FBCK__dec(OCTETSTRING const &data, ROHC__config const &config) -{ - Feedback__data feedback_data; - const unsigned char *buf; - unsigned char ctemp; - int len = 0, fbsize, cidlen = 0; - buf = (const unsigned char *) data; - fbsize = data.lengthof(); - - Log_function_name_on_enter(); - - if (config.large__cid() == false) - { - if ((buf[len] & 0xF0) == 0xE0) - { - feedback_data.cid() = buf[len] & 0x0F; - len += 1; - fbsize -= 1; - } - else - feedback_data.cid() = 0; - } - else - { - cidlen = Get_SDVL_field(&buf[len], feedback_data.cid()); - len += cidlen; - fbsize -= cidlen; - } - - if (fbsize == 1) - { - feedback_data.feedback__type().feedback1() = OCTETSTRING(1, &buf[len]); - len += 1; - } - else if (fbsize >= 1) - { - int optnum; - Feedback__opts fbopts; - Feedback2 feedback2; - feedback2.acktype() = (buf[len] >> 6) & 0x03; - feedback2.mode() = (buf[len] >> 4) & 0x03; - ctemp = buf[len] & 0x0F; - len += 1; - fbsize -= 1; - feedback2.sn() = ((ctemp << 8) & 0x0F00) + buf[len]; - len += 1; - fbsize -= 1; - optnum = 0; - feedback2.feedback__opts() = OMIT_VALUE; - while (fbsize) - { - fbopts[optnum].opt__type() = (buf[len] >> 4) & 0x0F; - fbopts[optnum].opt__len() = buf[len] & 0x0F; - len += 1; - fbsize -= 1; - if (fbopts[optnum].opt__len()) - { - len += Get_octetstring(&buf[len], fbopts[optnum].opt__data(), - fbopts[optnum].opt__len()); - fbsize -= fbopts[optnum].opt__len(); - } - else - fbopts[optnum].opt__data() = OMIT_VALUE; - feedback2.feedback__opts() = fbopts; - optnum += 1; - } - - feedback_data.feedback__type().feedback2() = feedback2; - } - else - TTCN_logger.log(TTCN_WARNING, "Size mismatch in feedback(%d)", fbsize); - - Log_function_name_on_leave(); - - return feedback_data; -} - -}//namespace diff --git a/ROHC_CNL113426_LATEST/src/ROHC_Types.ttcn b/ROHC_CNL113426_LATEST/src/ROHC_Types.ttcn deleted file mode 100644 index 5ca513e..0000000 --- a/ROHC_CNL113426_LATEST/src/ROHC_Types.ttcn +++ /dev/null @@ -1,1079 +0,0 @@ -/////////////////////////////////////////////////////////////////////////////// -// // -// Copyright Test Competence Center(TCC) ETH 2003 // -// // -// The copyright to the computer program(s) herein is the property of TCC. // -// The program(s) may be used and/or copied only with the written permission // -// of TCC or in accordance with the terms and conditions stipulated in the // -// agreement/contract under which the program(s) has been supplied. // -// // -/////////////////////////////////////////////////////////////////////////////// -// -// File: ROHC_Types.ttcn -// Description: ROHC -// Rev: R3A01 -// Prodnr: CNL 113 426 -// Updated: 2006.04.13 -// Contact: http://ttcn.ericsson.se -// - -/* Based on RFC 3095, July 2001 */ - -/* TODO: improvements:: -- Profile4_Dynamic_Chain_u should not contain the sn field - -ethesi */ - -module ROHC_Types -{ -import from General_Types all; - -external function f_ROHC_enc(in ROHC_packet_u pdu, in ROHC_config p_config) -return octetstring; -external function f_ROHC_dec(in octetstring data, inout ROHC_config p_config) -return ROHC_packet_u; -external function f_ROHC_CRC(in octetstring data, in integer crclen) -return integer; -external function f_FBCK_enc(in Feedback_data pdu, in ROHC_config p_config) -return octetstring; -external function f_FBCK_dec(in octetstring data, in ROHC_config p_config) -return Feedback_data; - -/* Constants for ROHC mode field values including mode cancellation */ -const integer cg_ROHC_mode_C := 0; -const integer cg_ROHC_mode_U := 1; -const integer cg_ROHC_mode_O := 2; -const integer cg_ROHC_mode_R := 3; - -/* Constants for ROHC feedback type */ -const integer cg_ROHC_fbck_type_ACK := 0; -const integer cg_ROHC_fbck_type_NACK := 1; -const integer cg_ROHC_fbck_type_SNACK := 2; -const integer cg_ROHC_fbck_type_reserved := 3; - -type bitstring ROHC_BIT7_BO_LAST length (7) with {variant "BYTEORDER(last)"}; - -type enumerated Packet_type { R_0(0), R_0_CRC(1), UO_0(2), R_1(3), R_1_ID(4), - R_1_TS(5), UO_1(6), UO_1_ID(7), UO_1_TS(8), UOR_2(9), UOR_2_ID(10), - UOR_2_TS(11), IR(12), IR_DYN(13), NOPKT(14) }; - -/* ==================== ROHC configuration and context ==================== */ - - type record IP_context { - /* Version of this IP level. MSB bit may be set (Profile 4 only). */ - integer version, - /* RND bit of this IP level (RND or RND2) */ - boolean rnd_bit, - /* Whether AH is present in the IPX index list */ - boolean ah_present, - /* Whether GRE is present in the IPX index list */ - boolean gre_present, - /* Whether ESP is present in the IPX index list */ - boolean esp_present, - /* Length of the compressed AH data field after the base header */ - integer ah_data_len, - /* Whether GRE header has GRE checksum or not */ - boolean gre_cksum_present - }; - - type record UDP_context { - boolean udp_cksum - }; - - type record of IP_context IP_contexts; - - type record ROHC_context { - integer mode, - integer profile, - /* The decoded packet type */ - Packet_type pkt, - IP_contexts ip_ctx, - UDP_context udp_ctx - }; - - type record of integer int_array; - - type record of ROHC_context ROHC_context_rof; - - type record ROHC_config { - boolean large_cid, - int_array rtp_ports, - ROHC_context_rof context - }; - - type port ROHC_ASP_SP_PT message - { - inout ROHC_packet_u; - inout octetstring; - } with { extension "internal" } - - - /* ROHC Configuration port */ - type record ROHC_ROHCCFG_REQ_setconfig - { - ROHC_config config - } - - type enumerated ROHC_ROHCCFG_REQ_operation { rohccfg_getconfig } - - type union ROHC_ROHCCFG_REQ - { - ROHC_ROHCCFG_REQ_operation simpleop, - ROHC_ROHCCFG_REQ_setconfig setconfig - } - - type enumerated ROHC_ROHCCFG_RSP_operation { rohccfg_ok } - - type record ROHC_ROHCCFG_RSP_config - { - ROHC_config config - } - - type union ROHC_ROHCCFG_RSP - { - ROHC_ROHCCFG_RSP_operation simpleop, - ROHC_ROHCCFG_RSP_config config - } - - type port ROHC_PORTCFG_PT message - { - inout ROHC_config; - inout charstring; - inout ROHC_ROHCCFG_REQ; - inout ROHC_ROHCCFG_RSP; - } with { extension "internal" } - - type union ROHC_packet_u - { - ROHC_packet rohc, - Segment_packet segment - } - - type record ROHC_packet /* p.42 */ - { - Padding padding optional, - Feedback feedback optional, - Header header, - Payload payload optional - }; - -/* TODO CHECK: why this is needed ? -type record Reconstructed_unit -{ - octetstring reconstructed_packet, - OCT4 CRC -}; */ - - type record Segment_packet /* p.50 */ - { - Padding padding optional, - Feedback feedback optional, - INT7b segment_header_id, /* Must be 127 (0x7F) */ - boolean final, - Payload payload optional, - integer crc optional - }; - - type octetstring Padding; /* Must be a serie of 0xE0 */ - type octetstring Payload; - - type OCT1n Feedback1; /* p.91 */ - - type record Feedback_opts_u /* p.91 */ - { - INT4b opt_type, - INT4b opt_len, - octetstring opt_data optional - }; - - type record of Feedback_opts_u Feedback_opts; /* p.91 */ - - type record Feedback2 /* p.91 */ - { - INT2b acktype, - INT2b mode, - INT12b_BO_LAST sn, - Feedback_opts feedback_opts optional - }; - - type union Feedback_type /* p.46 */ - { - Feedback1 feedback1, - Feedback2 feedback2 - }; - - type record Feedback_data /* p.46 */ - { - INT14b_BO_LAST cid, - Feedback_type feedback_type - }; - - type record Feedback_u /* p.45 */ - { - BIT5 feedback_type, /* Must be '11110'B */ - INT3b code, - LIN1 size optional, - /* TODO: size could be 0, so feedback_data should be optional; - although it's a weird case, but still possible */ - Feedback_data feedback_data - }; - - type record of Feedback_u Feedback; /* p.42 */ - - type union Header /* p.77 */ - { - Profile0_headers prof0, - Profile1_headers prof1, - Profile2_headers prof2, - Profile4_headers prof4 - }; - - //Profile0 - - type union Profile0_headers - { - Profile0_IR_packet ir, - Profile0_normal_packet normal - }; - - type record Profile0_IR_packet /* p.127 */ - { - INT14b_BO_LAST cid, - BIT7 type_ind, /* Must be '1111110'B */ - BIT1 d, /* Must be 0 */ - LIN1 profile, /* Must be 0 */ - LIN1 crc, - octetstring orig_packet - }; - - type record Profile0_normal_packet /* p.128 */ - { - INT14b_BO_LAST cid, - octetstring orig_packet - }; - - //Profile1 - - type record Profile1_headers /* p.77 */ - { - Profile1_base_header base_header, - Profile1_Extension ext optional, - LIN2_BO_LAST ip_id_outer optional, - octetstring ah_outer optional, - LIN2_BO_LAST gre_cksum1 optional, - LIN2_BO_LAST ip_id_inner optional, - octetstring ah_inner optional, - LIN2_BO_LAST gre_cksum2 optional, - LIN2_BO_LAST udp_cksum optional - }; - - type union Profile1_base_header - { - Profile1_IR_header ir, - Profile1_IR_DYN_header ir_dyn, - Profile1_R_0_header r_0, - Profile1_R_0_CRC_header r_0_crc, - Profile1_UO_0_header uo_0, - Profile1_R_1_header r_1, - Profile1_R_1_ID_header r_1_id, - Profile1_R_1_TS_header r_1_ts, - Profile1_UO_1_header uo_1, - Profile1_UO_1_ID_header uo_1_id, - Profile1_UO_1_TS_header uo_1_ts, - Profile1_UOR_2_header uor_2, - Profile1_UOR_2_ID_header uor_2_id, - Profile1_UOR_2_TS_header uor_2_ts - }; - - type union Static_Chain_u /* p.91 */ - { - IPv4_Static ipv4_stat, - IPv6_Static ipv6_stat, - UDP_Static udp_stat, - RTP_Static rtp_stat, - ESP_Static esp_stat - }; - - type union Dynamic_Chain_u /* p.91 */ - { - IPv4_Dynamic ipv4_dyn, - IPv6_Dynamic ipv6_dyn, - UDP_Dynamic udp_dyn, - RTP_Dynamic rtp_dyn, - ESP_Dynamic esp_dyn - }; - - type record of Static_Chain_u Static_Chain; /* p.91 */ - - type record of Dynamic_Chain_u Dynamic_Chain; /* p.91 */ - - type record Profile1_IR_header /* p.45 */ /* p.91 */ - { - INT14b_BO_LAST cid, - BIT7 type_ind, /* Must be '1111110'B */ - BIT1 d, - LIN1 profile, /* Must be 1 */ - LIN1 crc, - Static_Chain stat_chain, - Dynamic_Chain dyn_chain optional - }; - - type record Profile1_IR_DYN_header /* p.46 */ /* p.92 */ - { - INT14b_BO_LAST cid, - BIT8 type_ind, /* Must be '11111000'B */ - LIN1 profile, /* Must be 1 */ - LIN1 crc, - Dynamic_Chain dyn_chain - }; - - type record Profile1_R_0_header /* p.74 */ - { - INT14b_BO_LAST cid, - BIT2 type_ind, /* Must be '00'B */ - INT6b sn - }; - - type record Profile1_R_0_CRC_header /* p.74 */ - { - INT14b_BO_LAST cid, - BIT2 type_ind, /* Must be '01'B */ - INT7b sn, - INT7b crc - }; - - type record Profile1_UO_0_header /* p.75 */ - { - INT14b_BO_LAST cid, - BIT1 type_ind, /* Must be '0'B */ - INT4b sn, - INT3b crc - }; - - type record Profile1_R_1_header /* p.75 */ - { - INT14b_BO_LAST cid, - BIT2 type_ind, /* Must be '10'B */ - INT6b sn, - BIT1 m_bit, - BIT1 x_bit, - INT6b ts - }; - - type record Profile1_R_1_ID_header /* p.75 */ - { - INT14b_BO_LAST cid, - BIT2 type_ind, /* Must be '10'B */ - INT6b sn, - BIT1 m_bit, - BIT1 x_bit, - BIT1 t_bit, /* Must be '0'B */ - INT5b ip_id - }; - - type record Profile1_R_1_TS_header /* p.75 */ - { - INT14b_BO_LAST cid, - BIT2 type_ind, /* Must be '10'B */ - INT6b sn, - BIT1 m_bit, - BIT1 x_bit, - BIT1 t_bit, /* Must be '1'B */ - INT5b ts - }; - - type record Profile1_UO_1_header /* p.76 */ - { - INT14b_BO_LAST cid, - BIT2 type_ind, /* Must be '10'B */ - INT6b ts, - BIT1 m_bit, - INT4b sn, - INT3b crc - }; - - type record Profile1_UO_1_ID_header /* p.76 */ - { - INT14b_BO_LAST cid, - BIT2 type_ind, /* Must be '10'B */ - BIT1 t_bit, /* Must be '0'B */ - INT5b ip_id, - BIT1 x_bit, - INT4b sn, - INT3b crc - }; - - type record Profile1_UO_1_TS_header /* p.76 */ - { - INT14b_BO_LAST cid, - BIT2 type_ind, /* Must be '10'B */ - BIT1 t_bit, /* Must be '1'B */ - INT5b ts, - BIT1 m_bit, - INT4b sn, - INT3b crc - }; - - type record Profile1_UOR_2_header /* p.77 */ - { - INT14b_BO_LAST cid, - BIT3 type_ind, /* Must be '110'B */ - INT6b ts, - BIT1 m_bit, - INT6b sn, - BIT1 x_bit, - INT7b crc - }; - - type record Profile1_UOR_2_ID_header /* p.77 */ - { - INT14b_BO_LAST cid, - BIT3 type_ind, /* Must be '110'B */ - INT5b ip_id, - BIT1 t_bit, /* Must be '0'B */ - BIT1 m_bit, - INT6b sn, - BIT1 x_bit, - INT7b crc - }; - - type record Profile1_UOR_2_TS_header /* p.77 */ - { - INT14b_BO_LAST cid, - BIT3 type_ind, /* Must be '110'B */ - INT5b ts, - BIT1 t_bit, /* Must be '1'B */ - BIT1 m_bit, - INT6b sn, - BIT1 x_bit, - INT7b crc - }; - - type record Short_Seqnum /* p.120 */ - { - BIT1 ind, /* Must be '0'B */ - INT7b lsb_of_seqnum - }; - - type record Long_Seqnum /* p.120 */ - { - BIT1 ind, /* Must be '1'B */ - INT31b_BO_LAST lsb_of_seqnum - }; - - type union AEGSeqnum /* p.112 */ - { - Short_Seqnum short_form, - Long_Seqnum long_form - }; - - type record XI_Item4_r /* p.121 */ - { - BIT1 x_ind, - INT3b index - }; - - type record XI_Item8_r /* p.121 */ - { - BIT1 x_ind, - INT7b index - }; - - type record of XI_Item4_r XI_Item4; - - type record of XI_Item8_r XI_Item8; - - type union XI_list /* p.113 */ - { - XI_Item4 xi_item4, - XI_Item8 xi_item8 - }; - - type record IPv6_ext_item - { - LIN1 nexthead, - LIN1 hdr_ext_len, - octetstring data - } - - type record MINE_item { - LIN1 protocol, - BIT1 s_bit, - ROHC_BIT7_BO_LAST reserved, - LIN2_BO_LAST cksum, - OCT4 dstaddr, - OCT4 srcaddr optional - } with { - variant "FIELDORDER(msb)"; - variant (srcaddr) "PRESENCE(s_bit = '1'B)"; - } - -/* TODO: check why better use INTn intead of OCTn */ - type record AH_item /* RFC 2402, p.3 */ - { - LIN1 nexthead, /* Must be 51 */ - LIN1 payload_len, - LIN2_BO_LAST reserved, /* Must be 0 */ - LIN4_BO_LAST spi, - LIN4_BO_LAST sn, - octetstring auth_data optional - } - - type record ESP_item - { - LIN1 nexthead, /* Must be 50 */ - LIN4_BO_LAST spi, - LIN4_BO_LAST sn - } - - type record GRE_item - { - LIN1 nexthead, /* Must be 47 */ - BIT1 C_bit, - BIT1 reserved_1, /* Must be '0'B */ - BIT1 K_bit, - BIT1 S_bit, - BIT1 reserved_2, /* Must be '0'B */ - BIT3 version, - LIN2_BO_LAST cksum optional, - LIN4_BO_LAST key optional, - LIN4_BO_LAST sn optional - } - - type union Item - { - IPv6_ext_item ipv6_ext_item, - AH_item ah_item, - ESP_item esp_item, - GRE_item gre_item, - MINE_item mine_item -/* TODO CHECK: could we use it ? - octetstring any_item */ - } - - type record of Item IP_Item_list; - - type record of OCT4n CSRC_Item_list; - - /* TODO: temporary solution for profile4 tests */ - type record of octetstring RAW_data; - - type union Item_list - { - CSRC_Item_list csrc_item_list, - IP_Item_list ip_item_list, - /* TODO: temporary solution for profile4 tests */ - RAW_data raw_data - } - - type record Enc_Type_0 /* p.112 */ - { - BIT2 et, /* Must be '00'B */ - BIT1 gp_bit, - BIT1 ps_bit, - INT4b cc, - LIN1 gen_id optional, - XI_list xi_list optional, - BIT4 padding optional, /* Must be '0000'B */ - Item_list item_list optional - }; - - type record Enc_Type_1 /* p.114 */ - { - BIT2 et, /* Must be '01'B */ - BIT1 gp_bit, - BIT1 ps_bit, - INT4b xi1, - LIN1 gen_id optional, - LIN1 ref_id, - octetstring insbitmask, - XI_list xi_list optional, - BIT4 padding optional, /* Must be '0000'B */ - Item_list item_list optional - }; - - type record Enc_Type_2 /* p.115 */ - { - BIT2 et, /* Must be '10'B */ - BIT1 gp_bit, - BIT1 res, - INT4b count, - LIN1 gen_id optional, - LIN1 ref_id, - octetstring rembitmask - }; - - type record Enc_Type_3 /* p.115 */ - { - BIT2 et, /* Must be '11'B */ - BIT1 gp_bit, - BIT1 ps_bit, - INT4b xi1, - LIN1 gen_id optional, - LIN1 ref_id, - octetstring rembitmask, - octetstring insbitmask, - XI_list xi_list optional, - BIT4 padding optional, /* Must be '0000'B */ - Item_list item_list optional - }; - - type record IPv4_Static /* p.94 */ - { - INT4b version, /* Must be '0100'B */ - INT4b reserved, /* Must be '0000'B */ - LIN1 proto, - OCT4 srcaddr, - OCT4 dstaddr - }; - - type record IPv4_Dynamic /* p.94 */ - { - LIN1 tos, - LIN1 ttl, - LIN2_BO_LAST identification, - BIT1 df_bit, - BIT1 rnd_bit, - BIT1 nbo_bit, - BIT5 reserved, /* Must be '00000'B */ - Enc_Type_0 genextheadlist - }; - - type record IPv6_Static /* p.93 */ - { - INT4b version, /* Must be '0110'B */ - INT20b_BO_LAST flowlabel, - LIN1 nexthead, - OCT16 srcaddr, - OCT16 dstaddr - }; - - type record IPv6_Dynamic /* p.93 */ - { - LIN1 trafficclass, - LIN1 hoplimit, - Enc_Type_0 genextheadlist - }; - - type record UDP_Static /* p.95 */ - { - LIN2_BO_LAST srcport, - LIN2_BO_LAST dstport - }; - - type record UDP_Dynamic /* p.95 */ - { - LIN2_BO_LAST cksum - }; - - type record RTP_Static /* p.96 */ - { - OCT4 ssrc - }; - - type record Rx_Field /* p.96 */ - { - BIT3 reserved, /* Must be '000'B */ - BIT1 xbit, - INT2b mode, - BIT1 tisbit, - BIT1 tssbit - }; - - type record RTP_Dynamic /* p.96 */ - { - INT2b vfield, /* Must be '10'B */ - BIT1 pbit, - BIT1 rxbit, - INT4b ccfield, - BIT1 mbit, - INT7b ptfield, - LIN2_BO_LAST rtpseqnum, - LIN4_BO_LAST rtpts, - Enc_Type_0 gencsrclist, - Rx_Field rx_field optional, - integer ts_stride optional, - integer time_stride optional - }; - - type record ESP_Static /* p.97 */ - { - LIN4_BO_LAST spi - }; - - type record ESP_Dynamic /* p.97 */ - { - LIN4_BO_LAST seqnum - }; - - type union Compr_head_list /* p.112 */ - { - Enc_Type_0 enctype0, - Enc_Type_1 enctype1, - Enc_Type_2 enctype2, - Enc_Type_3 enctype3 - }; - - type record IP_Ext_heads /* p.111 */ - { - BIT1 cl, - BIT1 aseq, - BIT1 eseq, - BIT1 gseq, - BIT4 res, - AEGSeqnum ah_seq optional, - AEGSeqnum esp_seq optional, - AEGSeqnum gre_seq optional, - Compr_head_list compr_head_list optional - }; - - type record Outer_IP_fields /* p.82 */ - { - LIN1 tos optional, - LIN1 ttl optional, - LIN1 proto optional, - IP_Ext_heads ext_heads optional, - LIN2_BO_LAST ip_id optional - }; - - type record Outer_IP_flags /* p.81 */ - { - BIT1 tos2, - BIT1 ttl2, - BIT1 df2, - BIT1 pr2, - BIT1 ipx2, - BIT1 nbo2, - BIT1 rnd2, - BIT1 i2_bit - }; - - type record Inner_IP_fields /* p.81 */ - { - LIN1 tos optional, - LIN1 ttl optional, - LIN1 proto optional, - IP_Ext_heads ext_heads optional - }; - - type record Inner_IP_flags /* p.80 */ - { - BIT1 tos, - BIT1 ttl, - BIT1 df, - BIT1 pr, - BIT1 ipx, - BIT1 nbo, - BIT1 rnd_bit, - BIT1 ip2_bit - }; - - type record RTP_flags - { - BIT1 r_p, - INT7b rtp_pt - } - - type record RTP_flags_fields /* p.82 */ - { - INT2b mode, - BIT1 r_pt, - BIT1 m_bit, - BIT1 r_x, - BIT1 csrc, - BIT1 tss, - BIT1 tis, - RTP_flags flags optional, - Compr_head_list csrc_list optional, - integer ts_stride optional, - integer time_stride optional - } - - type record Extension0 /* p.79 */ - { - BIT2 ext_type, /* Must be '00'B */ - INT3b sn, - INT3b plust - } - - type record Extension1 /* p.79 */ - { - BIT2 ext_type, /* Must be '01'B */ - INT3b sn, - INT3b plust, - LIN1 minust - }; - - type record Extension2 /* p.79 */ - { - BIT2 ext_type, /* Must be '10'B */ - INT3b sn, - INT11b_BO_LAST plust, - LIN1 minust - }; - - type record Extension3 /* p.79 */ - { - BIT2 ext_type, /* Must be '11'B */ - BIT1 s_bit, - BIT1 r_ts_bit, - BIT1 tsc_bit, - BIT1 i_bit, - BIT1 ip_bit, - BIT1 rtp_bit, - Inner_IP_flags inner_ip_flags optional, - Outer_IP_flags outer_ip_flags optional, - LIN1 sn optional, - integer ts optional, - /* This field contains the length of the SDVL encoded TS value counted in - octets. */ - integer ts_length optional, - Inner_IP_fields inner_ip_hdr optional, - LIN2_BO_LAST ip_id optional, - Outer_IP_fields outer_ip_hdr optional, - RTP_flags_fields rtp_fl_fi optional - }; - - type union Profile1_Extension /* p.79 */ - { - Extension0 ext0, - Extension1 ext1, - Extension2 ext2, - Extension3 ext3 - }; - - //Profile2 - - type record Profile2_headers /* p.77 */ - { - Profile2_base_header base_header, - Profile2_Extension ext optional, - LIN2_BO_LAST ip_id_outer optional, - octetstring ah_outer optional, - LIN2_BO_LAST gre_cksum1 optional, - LIN2_BO_LAST ip_id_inner optional, - octetstring ah_inner optional, - LIN2_BO_LAST gre_cksum2 optional, - LIN2_BO_LAST udp_cksum optional - }; - - type union Profile2_base_header - { - Profile2_IR_header ir, - Profile2_IR_DYN_header ir_dyn, - Profile1_R_0_header r_0, - Profile1_R_0_CRC_header r_0_crc, - Profile1_UO_0_header uo_0, - Profile2_R_1_header r_1, - Profile2_UO_1_header uo_1, - Profile2_UOR_2_header uor_2 - }; - - type union Profile2_Static_Chain_u - { - IPv4_Static ipv4_stat, - IPv6_Static ipv6_stat, - UDP_Static udp_stat - }; - - type record Profile2_UDP_Dynamic - { - LIN2_BO_LAST cksum, - LIN2_BO_LAST udp_sn - }; - - type union Profile2_Dynamic_Chain_u - { - IPv4_Dynamic ipv4_dyn, - IPv6_Dynamic ipv6_dyn, - Profile2_UDP_Dynamic udp_dyn - }; - - type record of Profile2_Static_Chain_u Profile2_Static_Chain; - - type record of Profile2_Dynamic_Chain_u Profile2_Dynamic_Chain; - - type record Profile2_IR_header - { - INT14b_BO_LAST cid, - BIT7 type_ind, /* Must be '1111110'B */ - BIT1 d, - LIN1 profile, /* Must be 2 */ - LIN1 crc, - Profile2_Static_Chain stat_chain, - Profile2_Dynamic_Chain dyn_chain optional - }; - - type record Profile2_IR_DYN_header /* p.46 */ /* p.92 */ - { - INT14b_BO_LAST cid, - BIT8 type_ind, /* Must be '11111000'B */ - LIN1 profile, /* Must be 2 */ - LIN1 crc, - Profile2_Dynamic_Chain dyn_chain - }; - - type record Profile2_R_1_header - { - INT14b_BO_LAST cid, - BIT2 type_ind, /* Must be '10'B */ - INT6b sn, - BIT1 x_bit, - INT7b ip_id - }; - - type record Profile2_UO_1_header - { - INT14b_BO_LAST cid, - BIT2 type_ind, /* Must be '10'B */ - INT6b ip_id, - INT5b sn, - INT3b crc - }; - - type record Profile2_UOR_2_header - { - INT14b_BO_LAST cid, - BIT3 type_ind, /* Must be '110'B */ - INT5b sn, - BIT1 x_bit, - INT7b crc - }; - - type record Profile2_Inner_IP_flags - { - BIT1 tos, - BIT1 ttl, - BIT1 df, - BIT1 pr, - BIT1 ipx, - BIT1 nbo, - BIT1 rnd_bit, - BIT1 reserved /* Must be '0'B */ - }; - - type union Profile2_Extension - { - Profile2_Extension0 ext0, - Profile2_Extension1 ext1, - Profile2_Extension2 ext2, - Profile2_Extension3 ext3 - }; - - type record Profile2_Extension0 - { - BIT2 ext_type, /* Must be '00'B */ - INT3b sn, - INT3b ip_id - } - - type record Profile2_Extension1 - { - BIT2 ext_type, /* Must be '01'B */ - INT3b sn, - INT11b_BO_LAST ip_id - }; - - type record Profile2_Extension2 - { - BIT2 ext_type, /* Must be '10'B */ - INT3b sn, - INT11b_BO_LAST ip_id2, - LIN1 ip_id - }; - - type record Profile2_Extension3 - { - BIT2 ext_type, /* Must be '11'B */ - BIT1 s_bit, - INT2b mode, - BIT1 i_bit, - BIT1 ip_bit, - BIT1 ip2_bit, - Profile2_Inner_IP_flags inner_ip_flags optional, - Outer_IP_flags outer_ip_flags optional, - LIN1 sn optional, - Inner_IP_fields inner_ip_hdr optional, - LIN2_BO_LAST ip_id optional, - Outer_IP_fields outer_ip_hdr optional - }; - - //Profile4 - - type record Profile4_headers - { - Profile4_base_header base_header, - Profile2_Extension ext optional, - LIN2_BO_LAST ip_id_outer optional, - octetstring ah_outer optional, - LIN2_BO_LAST gre_cksum1 optional, - LIN2_BO_LAST ip_id_inner optional, - octetstring ah_inner optional, - LIN2_BO_LAST gre_cksum2 optional, - Profile4_Dynamic_Chain additional_IP optional - }; - - type union Profile4_base_header - { - Profile4_IR_header ir, - Profile4_IR_DYN_header ir_dyn, - Profile1_R_0_header r_0, - Profile1_R_0_CRC_header r_0_crc, - Profile1_UO_0_header uo_0, - Profile2_R_1_header r_1, - Profile2_UO_1_header uo_1, - Profile2_UOR_2_header uor_2 - }; - - type union Profile4_Static_Chain_u - { - IPv4_Static ipv4_stat, - IPv6_Static ipv6_stat - }; - - type record Profile4_IPv4_Dynamic - { - LIN1 tos, - LIN1 ttl, - LIN2_BO_LAST identification, - BIT1 df_bit, - BIT1 rnd_bit, - BIT1 nbo_bit, - BIT1 sid_bit, - BIT4 reserved, /* Must be '0000'B */ - Enc_Type_0 genextheadlist - }; - - type union Profile4_Dynamic_Chain_u - { - Profile4_IPv4_Dynamic ipv4_dyn, - IPv6_Dynamic ipv6_dyn, - LIN2_BO_LAST sn - }; - - type record of Profile4_Static_Chain_u Profile4_Static_Chain; - - type record of Profile4_Dynamic_Chain_u Profile4_Dynamic_Chain; - - type record Profile4_IR_header - { - INT14b_BO_LAST cid, - BIT7 type_ind, /* Must be '1111110'B */ - BIT1 d, - LIN1 profile, /* Must be 4 */ - LIN1 crc, - Profile4_Static_Chain stat_chain, - Profile4_Dynamic_Chain dyn_chain optional - }; - - type record Profile4_IR_DYN_header - { - INT14b_BO_LAST cid, - BIT8 type_ind, /* Must be '11111000'B */ - LIN1 profile, /* Must be 4 */ - LIN1 crc, - Profile4_Dynamic_Chain dyn_chain - }; - -} with { encode "RAW" } - -- To view, visit https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/39876?usp=email To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings?usp=email Gerrit-MessageType: merged Gerrit-Project: osmo-ttcn3-hacks Gerrit-Branch: master Gerrit-Change-Id: I30a5595ad1d0dfd2d6e4193add9e9e3503210aca Gerrit-Change-Number: 39876 Gerrit-PatchSet: 2 Gerrit-Owner: fixeria &lt;vyanitskiy(a)sysmocom.de&gt; Gerrit-Reviewer: Jenkins Builder Gerrit-Reviewer: fixeria &lt;vyanitskiy(a)sysmocom.de&gt; Gerrit-Reviewer: laforge &lt;laforge(a)osmocom.org&gt; Gerrit-Reviewer: pespin &lt;pespin(a)sysmocom.de&gt;