<p>laforge <strong>submitted</strong> this change.</p><p><a href="https://gerrit.osmocom.org/c/libosmocore/+/20334">View Change</a></p><div style="white-space:pre-wrap">Approvals:
Jenkins Builder: Verified
laforge: Looks good to me, approved
</div><pre style="font-family: monospace,monospace; white-space: pre-wrap;">add BSSMAP-LE coding for Location Services<br><br>BSSMAP-LE: add Lb-interface messages between BSC and SMLC:<br>- Reset<br>- Reset Acknowledge<br>- Perform Location Request, possibly containing BSSLAP TA Layer3<br>- Perform Location Response<br>- Perform Location Abort<br>- Connection Oriented Information containing any BSSLAP APDU<br><br>Add encoding and decoding tests.<br><br>Change-Id: I271e59b794bafc0a7ae0eabbf58918f6d7df431d<br>---<br>M include/Makefile.am<br>A include/osmocom/gsm/bssmap_le.h<br>M include/osmocom/gsm/protocol/gsm_49_031.h<br>M src/gsm/Makefile.am<br>A src/gsm/bssmap_le.c<br>M src/gsm/libosmogsm.map<br>M tests/Makefile.am<br>A tests/bssmap_le/bssmap_le_test.c<br>A tests/bssmap_le/bssmap_le_test.ok<br>M tests/testsuite.at<br>10 files changed, 1,320 insertions(+), 1 deletion(-)<br><br></pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;"><span>diff --git a/include/Makefile.am b/include/Makefile.am</span><br><span>index 19d4043..90f448a 100644</span><br><span>--- a/include/Makefile.am</span><br><span>+++ b/include/Makefile.am</span><br><span>@@ -93,6 +93,7 @@</span><br><span> osmocom/coding/gsm0503_coding.h \</span><br><span> osmocom/coding/gsm0503_amr_dtx.h \</span><br><span> osmocom/gsm/bsslap.h \</span><br><span style="color: hsl(120, 100%, 40%);">+ osmocom/gsm/bssmap_le.h \</span><br><span> osmocom/gsm/gad.h \</span><br><span> osmocom/gsm/gsm0808.h \</span><br><span> osmocom/gsm/gsm29205.h \</span><br><span>diff --git a/include/osmocom/gsm/bssmap_le.h b/include/osmocom/gsm/bssmap_le.h</span><br><span>new file mode 100644</span><br><span>index 0000000..1c750c8</span><br><span>--- /dev/null</span><br><span>+++ b/include/osmocom/gsm/bssmap_le.h</span><br><span>@@ -0,0 +1,81 @@</span><br><span style="color: hsl(120, 100%, 40%);">+/*! \addtogroup bssmap_le</span><br><span style="color: hsl(120, 100%, 40%);">+ * @{</span><br><span style="color: hsl(120, 100%, 40%);">+ * \file bssmap_le.h</span><br><span style="color: hsl(120, 100%, 40%);">+ * Message encoding and decoding for 3GPP TS 49.031 BSSMAP-LE.</span><br><span style="color: hsl(120, 100%, 40%);">+ */</span><br><span style="color: hsl(120, 100%, 40%);">+/*</span><br><span style="color: hsl(120, 100%, 40%);">+ * (C) 2020 by sysmocom - s.f.m.c. GmbH <info@sysmocom.de></span><br><span style="color: hsl(120, 100%, 40%);">+ * All Rights Reserved</span><br><span style="color: hsl(120, 100%, 40%);">+ *</span><br><span style="color: hsl(120, 100%, 40%);">+ * Author: Neels Hofmeyr <neels@hofmeyr.de></span><br><span style="color: hsl(120, 100%, 40%);">+ *</span><br><span style="color: hsl(120, 100%, 40%);">+ * SPDX-License-Identifier: GPL-2.0+</span><br><span style="color: hsl(120, 100%, 40%);">+ *</span><br><span style="color: hsl(120, 100%, 40%);">+ * This program is free software; you can redistribute it and/or modify</span><br><span style="color: hsl(120, 100%, 40%);">+ * it under the terms of the GNU General Public License as published by</span><br><span style="color: hsl(120, 100%, 40%);">+ * the Free Software Foundation; either version 2 of the License, or</span><br><span style="color: hsl(120, 100%, 40%);">+ * (at your option) any later version.</span><br><span style="color: hsl(120, 100%, 40%);">+ *</span><br><span style="color: hsl(120, 100%, 40%);">+ * This program is distributed in the hope that it will be useful,</span><br><span style="color: hsl(120, 100%, 40%);">+ * but WITHOUT ANY WARRANTY; without even the implied warranty of</span><br><span style="color: hsl(120, 100%, 40%);">+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span><br><span style="color: hsl(120, 100%, 40%);">+ * GNU General Public License for more details.</span><br><span style="color: hsl(120, 100%, 40%);">+ *</span><br><span style="color: hsl(120, 100%, 40%);">+ * You should have received a copy of the GNU General Public License along</span><br><span style="color: hsl(120, 100%, 40%);">+ * with this program; if not, write to the Free Software Foundation, Inc.,</span><br><span style="color: hsl(120, 100%, 40%);">+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.</span><br><span style="color: hsl(120, 100%, 40%);">+ *</span><br><span style="color: hsl(120, 100%, 40%);">+ */</span><br><span style="color: hsl(120, 100%, 40%);">+#pragma once</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+#include <osmocom/gsm/protocol/gsm_49_031.h></span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+struct osmo_bsslap_err;</span><br><span style="color: hsl(120, 100%, 40%);">+struct osmo_gad_err;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+struct osmo_bssmap_le_err {</span><br><span style="color: hsl(120, 100%, 40%);">+ int rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_msgt msg_type;</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_iei iei;</span><br><span style="color: hsl(120, 100%, 40%);">+ enum lcs_cause cause;</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bsslap_err *bsslap_err;</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_gad_err *gad_err;</span><br><span style="color: hsl(120, 100%, 40%);">+ char *logmsg;</span><br><span style="color: hsl(120, 100%, 40%);">+};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+struct osmo_bssap_le_err {</span><br><span style="color: hsl(120, 100%, 40%);">+ int rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bssmap_le_err *bssmap_le_err;</span><br><span style="color: hsl(120, 100%, 40%);">+ void *dtap_err;</span><br><span style="color: hsl(120, 100%, 40%);">+ char *logmsg;</span><br><span style="color: hsl(120, 100%, 40%);">+};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+enum bssmap_le_msgt osmo_bssmap_le_msgt(const uint8_t *data, uint8_t len);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+extern const struct value_string osmo_bssmap_le_msgt_names[];</span><br><span style="color: hsl(120, 100%, 40%);">+static inline const char *osmo_bssmap_le_msgt_name(enum bssmap_le_msgt val)</span><br><span style="color: hsl(120, 100%, 40%);">+{ return get_value_string(osmo_bssmap_le_msgt_names, val); }</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+extern const struct value_string osmo_bssmap_le_iei_names[];</span><br><span style="color: hsl(120, 100%, 40%);">+static inline const char *osmo_bssmap_le_iei_name(enum bssmap_le_iei val)</span><br><span style="color: hsl(120, 100%, 40%);">+{ return get_value_string(osmo_bssmap_le_iei_names, val); }</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+int osmo_lcs_cause_enc(struct msgb *msg, const struct lcs_cause_ie *lcs_cause);</span><br><span style="color: hsl(120, 100%, 40%);">+int osmo_lcs_cause_dec(struct lcs_cause_ie *lcs_cause,</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_msgt msgt, enum bssmap_le_iei iei,</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bssmap_le_err **err, void *err_ctx,</span><br><span style="color: hsl(120, 100%, 40%);">+ const uint8_t *data, uint8_t len);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+int osmo_bssap_le_pdu_to_str_buf(char *buf, size_t buflen, const struct bssap_le_pdu *bssap_le);</span><br><span style="color: hsl(120, 100%, 40%);">+char *osmo_bssap_le_pdu_to_str_c(void *ctx, const struct bssap_le_pdu *bssap_le);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+struct msgb *osmo_bssap_le_enc(const struct bssap_le_pdu *pdu);</span><br><span style="color: hsl(120, 100%, 40%);">+int osmo_bssap_le_dec(struct bssap_le_pdu *pdu, struct osmo_bssap_le_err **err, void *err_ctx, struct msgb *msg);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+uint8_t osmo_bssmap_le_ie_enc_location_type(struct msgb *msg, const struct bssmap_le_location_type *location_type);</span><br><span style="color: hsl(120, 100%, 40%);">+int osmo_bssmap_le_ie_dec_location_type(struct bssmap_le_location_type *lt,</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_msgt msgt, enum bssmap_le_iei iei,</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bssmap_le_err **err, void *err_ctx,</span><br><span style="color: hsl(120, 100%, 40%);">+ const uint8_t *elem, uint8_t len);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/*! @} */</span><br><span>diff --git a/include/osmocom/gsm/protocol/gsm_49_031.h b/include/osmocom/gsm/protocol/gsm_49_031.h</span><br><span>index b44a07e..c6152e1 100644</span><br><span>--- a/include/osmocom/gsm/protocol/gsm_49_031.h</span><br><span>+++ b/include/osmocom/gsm/protocol/gsm_49_031.h</span><br><span>@@ -29,6 +29,10 @@</span><br><span> </span><br><span> #include <stdint.h></span><br><span> #include <stdbool.h></span><br><span style="color: hsl(120, 100%, 40%);">+#include <osmocom/gsm/protocol/gsm_48_071.h></span><br><span style="color: hsl(120, 100%, 40%);">+#include <osmocom/gsm/protocol/gsm_23_032.h></span><br><span style="color: hsl(120, 100%, 40%);">+#include <osmocom/gsm/gsm0808_utils.h></span><br><span style="color: hsl(120, 100%, 40%);">+#include <osmocom/gsm/gsm48.h></span><br><span> </span><br><span> /*! 3GPP TS 49.031 10.13 LCS Cause, also in 3GPP TS 48.008 3.2.2.66, which simply refers to the former. */</span><br><span> enum lcs_cause {</span><br><span>@@ -58,4 +62,151 @@</span><br><span> uint8_t diag_val;</span><br><span> };</span><br><span> </span><br><span style="color: hsl(120, 100%, 40%);">+enum bssap_le_msg_discr {</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSAP_LE_MSG_DISCR_BSSMAP_LE = 0,</span><br><span style="color: hsl(120, 100%, 40%);">+};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+enum bssmap_le_msgt {</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_MSGT_PERFORM_LOC_REQ = 0x2b,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_MSGT_PERFORM_LOC_RESP = 0x2d,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_MSGT_PERFORM_LOC_ABORT = 0x2e,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_MSGT_PERFORM_LOC_INFO = 0x2f,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_MSGT_ASSIST_INFO_REQ = 0x20,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_MSGT_ASSIST_INFO_RESP = 0x21,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_MSGT_CONN_ORIENTED_INFO = 0x2a,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_MSGT_CONN_LESS_INFO = 0x3a,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_MSGT_RESET = 0x30,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_MSGT_RESET_ACK = 0x31,</span><br><span style="color: hsl(120, 100%, 40%);">+};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+enum bssmap_le_iei {</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_LCS_QoS = 0x3e,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_LCS_PRIORITY = 0x43,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_LOCATION_TYPE = 0x44,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_GANSS_LOCATION_TYPE = 0x82,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_GEO_LOCATION = 0x45,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_POSITIONING_DATA = 0x46,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_GANSS_POS_DATA = 0x83,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_VELOCITY_DATA = 0x55,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_LCS_CAUSE = 0x47,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_LCS_CLIENT_TYPE = 0x48,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_APDU = 0x49,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_NET_ELEM_ID = 0x4a,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_REQ_GPS_ASS_D = 0x4b,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_REQ_GANSS_ASS_D = 0x41,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_DECIPH_KEYS = 0x4c,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_RET_ERR_REQ = 0x4d,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_RET_ERR_CAUSE = 0x4e,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_SEGMENTATION = 0x4f,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_CLASSMARK3_INFO = 0x13,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_CAUSE = 0x4,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_CELL_ID = 0x5,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_CHOSEN_CHAN = 0x21,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_IMSI = 0x0,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_LCS_CAPABILITY = 0x50,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_PKT_MEAS_REP = 0x51,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_CELL_ID_LIST = 0x52,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_IMEI = 0x80,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_BSS_MLAT_CAP = 0x84,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_CELL_INFO_LIST = 0x85,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_BTS_RX_ACC_LVL = 0x86,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_MLAT_METHOD = 0x87,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_MLAT_TA = 0x88,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_MS_SYNC_ACC = 0x89,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_SHORT_ID_SET = 0x8a,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_RANDOM_ID_SET = 0x8b,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_SHORT_BSS_ID = 0x8c,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_RANDOM_ID = 0x8d,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_SHORT_ID = 0x8e,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_COVERAGE_CLASS = 0x8f,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_IEI_MTA_ACC_SEC_RQD = 0x90,</span><br><span style="color: hsl(120, 100%, 40%);">+};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+enum bssmap_le_apdu_proto {</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_APDU_PROT_RESERVED = 0,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_APDU_PROT_BSSLAP = 1,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_APDU_PROT_LLP = 2,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_APDU_PROT_SMLCPP = 3,</span><br><span style="color: hsl(120, 100%, 40%);">+};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+enum bssmap_le_location_information {</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_LOC_INFO_CURRENT_GEOGRAPHIC = 0x0,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_LOC_INFO_ASSIST_TARGET_MS = 0x1,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_LOC_INFO_BC_DECIPHER_KEYS = 0x2,</span><br><span style="color: hsl(120, 100%, 40%);">+};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+enum bssmap_le_positioning_method {</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_POS_METHOD_OMITTED = 0x0,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_POS_METHOD_MOBILE_ASSISTED_E_OTD = 0x1,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_POS_METHOD_MOBILE_BASED_E_OTD = 0x2,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_POS_METHOD_ASSISTED_GPS = 0x3,</span><br><span style="color: hsl(120, 100%, 40%);">+};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+struct bssmap_le_location_type {</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_location_information location_information;</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_positioning_method positioning_method;</span><br><span style="color: hsl(120, 100%, 40%);">+};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+enum bssmap_le_lcs_client_type {</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_LCS_CTYPE_VALUE_ADDED_UNSPECIFIED = 0x0,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_LCS_CTYPE_PLMN_OPER_UNSPECIFIED = 0x20,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_LCS_CTYPE_PLMN_OPER_BCAST_SERVICE = 0x21,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_LCS_CTYPE_PLMN_OPER_OAM = 0x22,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_LCS_CTYPE_PLMN_OPER_ANON_STATS = 0x23,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_LCS_CTYPE_PLMN_OPER_TGT_MS_SVC = 0x24,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_LCS_CTYPE_EMERG_SVC_UNSPECIFIED = 0x30,</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSMAP_LE_LCS_CTYPE_LI_UNSPECIFIED = 0x40,</span><br><span style="color: hsl(120, 100%, 40%);">+};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+struct bssmap_le_perform_loc_req {</span><br><span style="color: hsl(120, 100%, 40%);">+ struct bssmap_le_location_type location_type;</span><br><span style="color: hsl(120, 100%, 40%);">+ struct gsm0808_cell_id cell_id;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ bool lcs_client_type_present;</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_lcs_client_type lcs_client_type;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_mobile_identity imsi;</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_mobile_identity imei;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ bool apdu_present;</span><br><span style="color: hsl(120, 100%, 40%);">+ struct bsslap_pdu apdu;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ bool more_items; /*!< always set this to false */</span><br><span style="color: hsl(120, 100%, 40%);">+};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+struct bssmap_le_perform_loc_resp {</span><br><span style="color: hsl(120, 100%, 40%);">+ bool location_estimate_present;</span><br><span style="color: hsl(120, 100%, 40%);">+ union gad_raw location_estimate;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ struct lcs_cause_ie lcs_cause;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ bool more_items; /*!< always set this to false */</span><br><span style="color: hsl(120, 100%, 40%);">+};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+struct bssmap_le_conn_oriented_info {</span><br><span style="color: hsl(120, 100%, 40%);">+ struct bsslap_pdu apdu;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ bool more_items; /*!< always set this to false */</span><br><span style="color: hsl(120, 100%, 40%);">+};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+struct bssmap_le_pdu {</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_msgt msg_type;</span><br><span style="color: hsl(120, 100%, 40%);">+ union {</span><br><span style="color: hsl(120, 100%, 40%);">+ enum gsm0808_cause reset;</span><br><span style="color: hsl(120, 100%, 40%);">+ /* reset_ack consists only of the message type */</span><br><span style="color: hsl(120, 100%, 40%);">+ struct bssmap_le_perform_loc_req perform_loc_req;</span><br><span style="color: hsl(120, 100%, 40%);">+ struct bssmap_le_perform_loc_resp perform_loc_resp;</span><br><span style="color: hsl(120, 100%, 40%);">+ struct lcs_cause_ie perform_loc_abort;</span><br><span style="color: hsl(120, 100%, 40%);">+ struct bssmap_le_conn_oriented_info conn_oriented_info;</span><br><span style="color: hsl(120, 100%, 40%);">+ };</span><br><span style="color: hsl(120, 100%, 40%);">+};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+struct bssap_le_pdu {</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssap_le_msg_discr discr;</span><br><span style="color: hsl(120, 100%, 40%);">+ union {</span><br><span style="color: hsl(120, 100%, 40%);">+ struct bssmap_le_pdu bssmap_le;</span><br><span style="color: hsl(120, 100%, 40%);">+ /* future: add DTAP PDU, currently not implemented */</span><br><span style="color: hsl(120, 100%, 40%);">+ };</span><br><span style="color: hsl(120, 100%, 40%);">+};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span> /*! @} */</span><br><span>diff --git a/src/gsm/Makefile.am b/src/gsm/Makefile.am</span><br><span>index 465bae1..ccb2456 100644</span><br><span>--- a/src/gsm/Makefile.am</span><br><span>+++ b/src/gsm/Makefile.am</span><br><span>@@ -33,7 +33,7 @@</span><br><span> gsup.c gsup_sms.c gprs_gea.c gsm0503_conv.c oap.c gsm0808_utils.c \</span><br><span> gsm23003.c gsm23236.c mncc.c bts_features.c oap_client.c \</span><br><span> gsm29118.c gsm48_rest_octets.c cbsp.c gsm48049.c i460_mux.c \</span><br><span style="color: hsl(0, 100%, 40%);">- gad.c bsslap.c</span><br><span style="color: hsl(120, 100%, 40%);">+ gad.c bsslap.c bssmap_le.c</span><br><span> libgsmint_la_LDFLAGS = -no-undefined</span><br><span> libgsmint_la_LIBADD = $(top_builddir)/src/libosmocore.la</span><br><span> </span><br><span>diff --git a/src/gsm/bssmap_le.c b/src/gsm/bssmap_le.c</span><br><span>new file mode 100644</span><br><span>index 0000000..7954653</span><br><span>--- /dev/null</span><br><span>+++ b/src/gsm/bssmap_le.c</span><br><span>@@ -0,0 +1,876 @@</span><br><span style="color: hsl(120, 100%, 40%);">+/* 3GPP TS 49.031 BSSMAP-LE protocol definitions */</span><br><span style="color: hsl(120, 100%, 40%);">+/*</span><br><span style="color: hsl(120, 100%, 40%);">+ * (C) 2020 by sysmocom - s.f.m.c. GmbH <info@sysmocom.de></span><br><span style="color: hsl(120, 100%, 40%);">+ * All Rights Reserved</span><br><span style="color: hsl(120, 100%, 40%);">+ *</span><br><span style="color: hsl(120, 100%, 40%);">+ * Author: Neels Hofmeyr <neels@hofmeyr.de></span><br><span style="color: hsl(120, 100%, 40%);">+ *</span><br><span style="color: hsl(120, 100%, 40%);">+ * SPDX-License-Identifier: GPL-2.0+</span><br><span style="color: hsl(120, 100%, 40%);">+ *</span><br><span style="color: hsl(120, 100%, 40%);">+ * This program is free software; you can redistribute it and/or modify</span><br><span style="color: hsl(120, 100%, 40%);">+ * it under the terms of the GNU General Public License as published by</span><br><span style="color: hsl(120, 100%, 40%);">+ * the Free Software Foundation; either version 2 of the License, or</span><br><span style="color: hsl(120, 100%, 40%);">+ * (at your option) any later version.</span><br><span style="color: hsl(120, 100%, 40%);">+ *</span><br><span style="color: hsl(120, 100%, 40%);">+ * This program is distributed in the hope that it will be useful,</span><br><span style="color: hsl(120, 100%, 40%);">+ * but WITHOUT ANY WARRANTY; without even the implied warranty of</span><br><span style="color: hsl(120, 100%, 40%);">+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span><br><span style="color: hsl(120, 100%, 40%);">+ * GNU General Public License for more details.</span><br><span style="color: hsl(120, 100%, 40%);">+ *</span><br><span style="color: hsl(120, 100%, 40%);">+ * You should have received a copy of the GNU General Public License along</span><br><span style="color: hsl(120, 100%, 40%);">+ * with this program; if not, write to the Free Software Foundation, Inc.,</span><br><span style="color: hsl(120, 100%, 40%);">+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.</span><br><span style="color: hsl(120, 100%, 40%);">+ *</span><br><span style="color: hsl(120, 100%, 40%);">+ */</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+#include <string.h></span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+#include <osmocom/core/byteswap.h></span><br><span style="color: hsl(120, 100%, 40%);">+#include <osmocom/core/endian.h></span><br><span style="color: hsl(120, 100%, 40%);">+#include <osmocom/core/msgb.h></span><br><span style="color: hsl(120, 100%, 40%);">+#include <osmocom/gsm/bssmap_le.h></span><br><span style="color: hsl(120, 100%, 40%);">+#include <osmocom/gsm/bsslap.h></span><br><span style="color: hsl(120, 100%, 40%);">+#include <osmocom/gsm/gad.h></span><br><span style="color: hsl(120, 100%, 40%);">+#include <osmocom/gsm/gsm48.h></span><br><span style="color: hsl(120, 100%, 40%);">+#include <osmocom/gsm/gsm0808.h></span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/*! \addtogroup bssmap_le</span><br><span style="color: hsl(120, 100%, 40%);">+ * @{</span><br><span style="color: hsl(120, 100%, 40%);">+ * \file bssmap_le.c</span><br><span style="color: hsl(120, 100%, 40%);">+ * Message encoding and decoding for 3GPP TS 49.031 BSSMAP-LE.</span><br><span style="color: hsl(120, 100%, 40%);">+ */</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+#define BSSAP_LE_MSG_SIZE BSSMAP_MSG_SIZE</span><br><span style="color: hsl(120, 100%, 40%);">+#define BSSAP_LE_MSG_HEADROOM BSSMAP_MSG_HEADROOM</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+static const struct tlv_definition osmo_bssmap_le_tlvdef = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .def = {</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_LCS_QoS] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_LCS_PRIORITY] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_LOCATION_TYPE] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_GANSS_LOCATION_TYPE] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_GEO_LOCATION] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_POSITIONING_DATA] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_GANSS_POS_DATA] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_VELOCITY_DATA] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_LCS_CAUSE] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_LCS_CLIENT_TYPE] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_APDU] = { TLV_TYPE_TL16V },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_NET_ELEM_ID] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_REQ_GPS_ASS_D] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_REQ_GANSS_ASS_D] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_DECIPH_KEYS] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_RET_ERR_REQ] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_RET_ERR_CAUSE] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_SEGMENTATION] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_CLASSMARK3_INFO] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_CAUSE] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_CELL_ID] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_CHOSEN_CHAN] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_IMSI] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_LCS_CAPABILITY] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_PKT_MEAS_REP] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_CELL_ID_LIST] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_IMEI] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_BSS_MLAT_CAP] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_CELL_INFO_LIST] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_BTS_RX_ACC_LVL] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_MLAT_METHOD] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_MLAT_TA] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_MS_SYNC_ACC] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_SHORT_ID_SET] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_RANDOM_ID_SET] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_SHORT_BSS_ID] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_RANDOM_ID] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_SHORT_ID] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_COVERAGE_CLASS] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ [BSSMAP_LE_IEI_MTA_ACC_SEC_RQD] = { TLV_TYPE_TLV },</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+#define DEC_ERR_NO_RETURN(RC, MSG_TYPE, IEI, CAUSE, fmt, args...) do { \</span><br><span style="color: hsl(120, 100%, 40%);">+ if (err && !*err) { \</span><br><span style="color: hsl(120, 100%, 40%);">+ *err = talloc_zero(err_ctx, struct osmo_bssmap_le_err); \</span><br><span style="color: hsl(120, 100%, 40%);">+ **err = (struct osmo_bssmap_le_err){ \</span><br><span style="color: hsl(120, 100%, 40%);">+ .rc = (RC), \</span><br><span style="color: hsl(120, 100%, 40%);">+ .msg_type = (MSG_TYPE), \</span><br><span style="color: hsl(120, 100%, 40%);">+ .iei = (IEI), \</span><br><span style="color: hsl(120, 100%, 40%);">+ .cause = (CAUSE), \</span><br><span style="color: hsl(120, 100%, 40%);">+ }; \</span><br><span style="color: hsl(120, 100%, 40%);">+ (*err)->logmsg = talloc_asprintf(*err, "Error decoding BSSMAP-LE%s%s%s%s%s: " fmt, \</span><br><span style="color: hsl(120, 100%, 40%);">+ (MSG_TYPE) >= 0 ? " " : "", \</span><br><span style="color: hsl(120, 100%, 40%);">+ (MSG_TYPE) >= 0 ? osmo_bssmap_le_msgt_name(MSG_TYPE) : "", \</span><br><span style="color: hsl(120, 100%, 40%);">+ (IEI) >= 0 ? ": " : "", \</span><br><span style="color: hsl(120, 100%, 40%);">+ (IEI) >= 0 ? osmo_bssmap_le_iei_name(IEI) : "", \</span><br><span style="color: hsl(120, 100%, 40%);">+ (IEI) >= 0 ? " IE" : "", \</span><br><span style="color: hsl(120, 100%, 40%);">+ ##args); \</span><br><span style="color: hsl(120, 100%, 40%);">+ } \</span><br><span style="color: hsl(120, 100%, 40%);">+ } while(0)</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+#define DEC_ERR(RC, MSG_TYPE, IEI, CAUSE, fmt, args...) do { \</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR_NO_RETURN(RC, MSG_TYPE, IEI, CAUSE, fmt, ##args); \</span><br><span style="color: hsl(120, 100%, 40%);">+ return RC; \</span><br><span style="color: hsl(120, 100%, 40%);">+ } while(0)</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+#define DEC_IE_MANDATORY(MSG_TYPE, IEI, DEC_FUN, DEC_FUN_ARG) do { \</span><br><span style="color: hsl(120, 100%, 40%);">+ const struct tlv_p_entry *e; \</span><br><span style="color: hsl(120, 100%, 40%);">+ int rc; \</span><br><span style="color: hsl(120, 100%, 40%);">+ if (!(e = TLVP_GET(tp, IEI))) \</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(-EINVAL, MSG_TYPE, IEI, LCS_CAUSE_DATA_MISSING_IN_REQ, "missing mandatory IE"); \</span><br><span style="color: hsl(120, 100%, 40%);">+ rc = DEC_FUN(DEC_FUN_ARG, MSG_TYPE, IEI, err, err_ctx, e->val, e->len); \</span><br><span style="color: hsl(120, 100%, 40%);">+ if (rc) \</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(rc, MSG_TYPE, IEI, LCS_CAUSE_UNSPECIFIED, "cannot parse IE"); \</span><br><span style="color: hsl(120, 100%, 40%);">+ } while (0)</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+#define DEC_IE_OPTIONAL_FLAG(MSG_TYPE, IEI, DEC_FUN, DEC_FUN_ARG, PRESENCE_FLAG) do { \</span><br><span style="color: hsl(120, 100%, 40%);">+ const struct tlv_p_entry *e; \</span><br><span style="color: hsl(120, 100%, 40%);">+ int rc; \</span><br><span style="color: hsl(120, 100%, 40%);">+ if ((e = TLVP_GET(tp, IEI))) {\</span><br><span style="color: hsl(120, 100%, 40%);">+ rc = DEC_FUN(DEC_FUN_ARG, MSG_TYPE, IEI, err, err_ctx, e->val, e->len); \</span><br><span style="color: hsl(120, 100%, 40%);">+ if (rc) \</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(rc, MSG_TYPE, IEI, LCS_CAUSE_UNSPECIFIED, "cannot parse IE"); \</span><br><span style="color: hsl(120, 100%, 40%);">+ PRESENCE_FLAG = true; \</span><br><span style="color: hsl(120, 100%, 40%);">+ } \</span><br><span style="color: hsl(120, 100%, 40%);">+ } while (0)</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+#define DEC_IE_OPTIONAL(MSG_TYPE, IEI, DEC_FUN, DEC_FUN_ARG) do { \</span><br><span style="color: hsl(120, 100%, 40%);">+ const struct tlv_p_entry *e; \</span><br><span style="color: hsl(120, 100%, 40%);">+ int rc; \</span><br><span style="color: hsl(120, 100%, 40%);">+ if ((e = TLVP_GET(tp, IEI))) {\</span><br><span style="color: hsl(120, 100%, 40%);">+ rc = DEC_FUN(DEC_FUN_ARG, MSG_TYPE, IEI, err, err_ctx, e->val, e->len); \</span><br><span style="color: hsl(120, 100%, 40%);">+ if (rc) \</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(rc, MSG_TYPE, IEI, LCS_CAUSE_UNSPECIFIED, "cannot parse IE"); \</span><br><span style="color: hsl(120, 100%, 40%);">+ } \</span><br><span style="color: hsl(120, 100%, 40%);">+ } while (0)</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/*! Encode full BSSMAP-LE Location Type IE, including IEI tag and length.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[inout] msg Message buffer to append to.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[in] location_type Values to enconde.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \returns length of bytes written to the msgb.</span><br><span style="color: hsl(120, 100%, 40%);">+ */</span><br><span style="color: hsl(120, 100%, 40%);">+uint8_t osmo_bssmap_le_ie_enc_location_type(struct msgb *msg,</span><br><span style="color: hsl(120, 100%, 40%);">+ const struct bssmap_le_location_type *location_type)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ uint8_t *old_tail;</span><br><span style="color: hsl(120, 100%, 40%);">+ uint8_t *tlv_len;</span><br><span style="color: hsl(120, 100%, 40%);">+ OSMO_ASSERT(msg);</span><br><span style="color: hsl(120, 100%, 40%);">+ msgb_put_u8(msg, BSSMAP_LE_IEI_LOCATION_TYPE);</span><br><span style="color: hsl(120, 100%, 40%);">+ tlv_len = msgb_put(msg, 1);</span><br><span style="color: hsl(120, 100%, 40%);">+ old_tail = msg->tail;</span><br><span style="color: hsl(120, 100%, 40%);">+ msgb_put_u8(msg, location_type->location_information);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ switch (location_type->location_information) {</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_LOC_INFO_ASSIST_TARGET_MS:</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_LOC_INFO_BC_DECIPHER_KEYS:</span><br><span style="color: hsl(120, 100%, 40%);">+ msgb_put_u8(msg, location_type->positioning_method);</span><br><span style="color: hsl(120, 100%, 40%);">+ break;</span><br><span style="color: hsl(120, 100%, 40%);">+ default:</span><br><span style="color: hsl(120, 100%, 40%);">+ break;</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ *tlv_len = (uint8_t) (msg->tail - old_tail);</span><br><span style="color: hsl(120, 100%, 40%);">+ return *tlv_len + 2;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/*! Decode BSSMAP-LE Location Type IE value part.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[out] lt Buffer to write decoded values to.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[in] elem Pointer to the value part, the V of a TLV.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[in] len Length, the L of a TLV.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \returns 0 on success, negative on error; lt is always overwritten: cleared on error, populated with values on</span><br><span style="color: hsl(120, 100%, 40%);">+ * success.</span><br><span style="color: hsl(120, 100%, 40%);">+ */</span><br><span style="color: hsl(120, 100%, 40%);">+int osmo_bssmap_le_ie_dec_location_type(struct bssmap_le_location_type *lt,</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_msgt msgt, enum bssmap_le_iei iei,</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bssmap_le_err **err, void *err_ctx,</span><br><span style="color: hsl(120, 100%, 40%);">+ const uint8_t *elem, uint8_t len)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ *lt = (struct bssmap_le_location_type){};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ if (!elem || len < 1)</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(-EINVAL, msgt, iei, LCS_CAUSE_UNSPECIFIED, "zero length");</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ lt->location_information = elem[0];</span><br><span style="color: hsl(120, 100%, 40%);">+ switch (lt->location_information) {</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_LOC_INFO_CURRENT_GEOGRAPHIC:</span><br><span style="color: hsl(120, 100%, 40%);">+ if (len != 1)</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(-EINVAL, msgt, iei, LCS_CAUSE_UNSPECIFIED,</span><br><span style="color: hsl(120, 100%, 40%);">+ "location info type 'Current Geographic': length should be 1 byte, got %u", len);</span><br><span style="color: hsl(120, 100%, 40%);">+ lt->positioning_method = BSSMAP_LE_POS_METHOD_OMITTED;</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_LOC_INFO_ASSIST_TARGET_MS:</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_LOC_INFO_BC_DECIPHER_KEYS:</span><br><span style="color: hsl(120, 100%, 40%);">+ if (len != 2)</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(-EINVAL, msgt, iei, LCS_CAUSE_UNSPECIFIED,</span><br><span style="color: hsl(120, 100%, 40%);">+ "location info type %d: length should be 2 bytes, got %u",</span><br><span style="color: hsl(120, 100%, 40%);">+ lt->location_information, len);</span><br><span style="color: hsl(120, 100%, 40%);">+ lt->positioning_method = elem[1];</span><br><span style="color: hsl(120, 100%, 40%);">+ switch (lt->positioning_method) {</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_POS_METHOD_MOBILE_ASSISTED_E_OTD:</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_POS_METHOD_MOBILE_BASED_E_OTD:</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_POS_METHOD_ASSISTED_GPS:</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+ default:</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(-EINVAL, msgt, iei, LCS_CAUSE_UNSPECIFIED,</span><br><span style="color: hsl(120, 100%, 40%);">+ "location info type %d: unknown Positioning Method: %d",</span><br><span style="color: hsl(120, 100%, 40%);">+ lt->location_information, lt->positioning_method);</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ default:</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(-EINVAL, msgt, iei, LCS_CAUSE_UNSPECIFIED, "unknown location info type %d",</span><br><span style="color: hsl(120, 100%, 40%);">+ lt->location_information);</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/*! Encode full BSSMAP-LE LCS Client Type IE, including IEI tag and length.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[inout] msg Message buffer to append to.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[in] client_type Value to enconde.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \returns length of bytes written to the msgb.</span><br><span style="color: hsl(120, 100%, 40%);">+ */</span><br><span style="color: hsl(120, 100%, 40%);">+static uint8_t osmo_bssmap_le_ie_enc_lcs_client_type(struct msgb *msg, enum bssmap_le_lcs_client_type client_type)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ OSMO_ASSERT(msg);</span><br><span style="color: hsl(120, 100%, 40%);">+ msgb_put_u8(msg, BSSMAP_LE_IEI_LCS_CLIENT_TYPE);</span><br><span style="color: hsl(120, 100%, 40%);">+ /* length */</span><br><span style="color: hsl(120, 100%, 40%);">+ msgb_put_u8(msg, 1);</span><br><span style="color: hsl(120, 100%, 40%);">+ msgb_put_u8(msg, client_type);</span><br><span style="color: hsl(120, 100%, 40%);">+ return 3;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+static int osmo_bssmap_le_ie_dec_lcs_client_type(enum bssmap_le_lcs_client_type *client_type,</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_msgt msgt, enum bssmap_le_iei iei,</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bssmap_le_err **err, void *err_ctx,</span><br><span style="color: hsl(120, 100%, 40%);">+ const uint8_t *elem, uint8_t len)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ *client_type = 0;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ if (!elem || len < 1)</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(-EINVAL, msgt, iei, LCS_CAUSE_UNSPECIFIED, "zero length");</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ *client_type = elem[0];</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ switch (*client_type) {</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_LCS_CTYPE_VALUE_ADDED_UNSPECIFIED:</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_LCS_CTYPE_PLMN_OPER_UNSPECIFIED:</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_LCS_CTYPE_PLMN_OPER_BCAST_SERVICE:</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_LCS_CTYPE_PLMN_OPER_OAM:</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_LCS_CTYPE_PLMN_OPER_ANON_STATS:</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_LCS_CTYPE_PLMN_OPER_TGT_MS_SVC:</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_LCS_CTYPE_EMERG_SVC_UNSPECIFIED:</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_LCS_CTYPE_LI_UNSPECIFIED:</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+ default:</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(-EINVAL, msgt, iei, LCS_CAUSE_UNSPECIFIED, "unknown LCS Client Type: %d", *client_type);</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/*! Encode the value part of 3GPP TS 49.031 10.13 LCS Cause, without IEI and len.</span><br><span style="color: hsl(120, 100%, 40%);">+ * Identically used in 3GPP TS 48.008 3.2.2.66. Usage example:</span><br><span style="color: hsl(120, 100%, 40%);">+ *</span><br><span style="color: hsl(120, 100%, 40%);">+ * uint8_t *l = msgb_tl_put(msg, BSSMAP_LE_IEI_LCS_CAUSE);</span><br><span style="color: hsl(120, 100%, 40%);">+ * int rc = osmo_lcs_cause_enc(msg, &lcs_cause);</span><br><span style="color: hsl(120, 100%, 40%);">+ * if (rc < 0)</span><br><span style="color: hsl(120, 100%, 40%);">+ * goto error;</span><br><span style="color: hsl(120, 100%, 40%);">+ * *l = rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ *</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[inout] msg Message buffer to append the LCS Cause values to.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[in] lcs_cause LCS Cause values to enconde.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \returns length of bytes written to the msgb.</span><br><span style="color: hsl(120, 100%, 40%);">+ */</span><br><span style="color: hsl(120, 100%, 40%);">+int osmo_lcs_cause_enc(struct msgb *msg, const struct lcs_cause_ie *lcs_cause)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ msgb_put_u8(msg, lcs_cause->cause_val);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (lcs_cause->cause_val == LCS_CAUSE_POS_METH_FAILURE && lcs_cause->diag_val_present) {</span><br><span style="color: hsl(120, 100%, 40%);">+ msgb_put_u8(msg, lcs_cause->diag_val);</span><br><span style="color: hsl(120, 100%, 40%);">+ return 2;</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+ return 1;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/*! Decode the value part of 3GPP TS 49.031 10.13 LCS Cause, without IEI and len.</span><br><span style="color: hsl(120, 100%, 40%);">+ * Identically used in 3GPP TS 48.008 3.2.2.66.</span><br><span style="color: hsl(120, 100%, 40%);">+ *</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[out] lcs_cause Write decoded LCS Cause values here.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[in] data Encoded cause bytes.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[in] len Length of data in bytes.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \returns 0 on success, negative on error.</span><br><span style="color: hsl(120, 100%, 40%);">+ */</span><br><span style="color: hsl(120, 100%, 40%);">+int osmo_lcs_cause_dec(struct lcs_cause_ie *lcs_cause,</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_msgt msgt, enum bssmap_le_iei iei,</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bssmap_le_err **err, void *err_ctx,</span><br><span style="color: hsl(120, 100%, 40%);">+ const uint8_t *data, uint8_t len)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ *lcs_cause = (struct lcs_cause_ie){};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ if (!data || len < 1)</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(-EINVAL, msgt, iei, LCS_CAUSE_UNSPECIFIED, "zero length");</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ lcs_cause->present = true;</span><br><span style="color: hsl(120, 100%, 40%);">+ lcs_cause->cause_val = data[0];</span><br><span style="color: hsl(120, 100%, 40%);">+ if (len > 1) {</span><br><span style="color: hsl(120, 100%, 40%);">+ lcs_cause->diag_val_present = true;</span><br><span style="color: hsl(120, 100%, 40%);">+ lcs_cause->diag_val = data[1];</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+ if (len > 2)</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(-EINVAL, msgt, iei, LCS_CAUSE_UNSPECIFIED, "expected length <= 2, got %u", len);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+static int osmo_bssmap_le_ie_enc_apdu(struct msgb *msg, const struct bsslap_pdu *bsslap)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ uint8_t *old_tail;</span><br><span style="color: hsl(120, 100%, 40%);">+ void *l;</span><br><span style="color: hsl(120, 100%, 40%);">+ msgb_put_u8(msg, BSSMAP_LE_IEI_APDU);</span><br><span style="color: hsl(120, 100%, 40%);">+ l = msgb_put(msg, 2);</span><br><span style="color: hsl(120, 100%, 40%);">+ old_tail = msg->tail;</span><br><span style="color: hsl(120, 100%, 40%);">+ msgb_put_u8(msg, BSSMAP_LE_APDU_PROT_BSSLAP);</span><br><span style="color: hsl(120, 100%, 40%);">+ int rc = osmo_bsslap_enc(msg, bsslap);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (rc <= 0)</span><br><span style="color: hsl(120, 100%, 40%);">+ return -EINVAL;</span><br><span style="color: hsl(120, 100%, 40%);">+ osmo_store16be(msg->tail - old_tail, l);</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+static int osmo_bssmap_le_ie_dec_apdu(struct bsslap_pdu *bsslap,</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_msgt msgt, enum bssmap_le_iei iei,</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bssmap_le_err **err, void *err_ctx,</span><br><span style="color: hsl(120, 100%, 40%);">+ const uint8_t *data, size_t len)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_apdu_proto proto;</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bsslap_err *bsslap_err;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ if (!data || len < 1)</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(-EINVAL, msgt, iei, LCS_CAUSE_UNSPECIFIED, "zero length");</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ proto = data[0];</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ switch (proto) {</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_APDU_PROT_BSSLAP:</span><br><span style="color: hsl(120, 100%, 40%);">+ if (osmo_bsslap_dec(bsslap, &bsslap_err, err_ctx, data + 1, len - 1)) {</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR_NO_RETURN(bsslap_err ? bsslap_err->rc : -EINVAL,</span><br><span style="color: hsl(120, 100%, 40%);">+ msgt, iei, LCS_CAUSE_UNSPECIFIED,</span><br><span style="color: hsl(120, 100%, 40%);">+ "Error decoding BSSLAP%s%s",</span><br><span style="color: hsl(120, 100%, 40%);">+ bsslap_err && bsslap_err->logmsg ? ": " : "",</span><br><span style="color: hsl(120, 100%, 40%);">+ bsslap_err && bsslap_err->logmsg ? bsslap_err->logmsg : "");</span><br><span style="color: hsl(120, 100%, 40%);">+ (*err)->bsslap_err = bsslap_err;</span><br><span style="color: hsl(120, 100%, 40%);">+ return (*err)->rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_APDU_PROT_LLP:</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_APDU_PROT_SMLCPP:</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(-EINVAL, msgt, iei, LCS_CAUSE_UNSPECIFIED, "Unimplemented APDU type: %d", proto);</span><br><span style="color: hsl(120, 100%, 40%);">+ default:</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(-EINVAL, msgt, iei, LCS_CAUSE_UNSPECIFIED, "Invalid APDU type: %d", proto);</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+static int osmo_bssmap_le_ie_dec_cell_id(struct gsm0808_cell_id *cell_id,</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_msgt msgt, enum bssmap_le_iei iei,</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bssmap_le_err **err, void *err_ctx,</span><br><span style="color: hsl(120, 100%, 40%);">+ const uint8_t *elem, uint8_t len)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ int rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ rc = gsm0808_dec_cell_id(cell_id, elem, len);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (rc <= 0)</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(rc, msgt, iei, LCS_CAUSE_UNSPECIFIED, "Error decoding Cell Identifier %s",</span><br><span style="color: hsl(120, 100%, 40%);">+ osmo_hexdump_c(err_ctx, elem, len));</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+static int osmo_bssmap_le_ie_dec_imsi(struct osmo_mobile_identity *imsi,</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_msgt msgt, enum bssmap_le_iei iei,</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bssmap_le_err **err, void *err_ctx,</span><br><span style="color: hsl(120, 100%, 40%);">+ const uint8_t *elem, uint8_t len)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ int rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ rc = osmo_mobile_identity_decode(imsi, elem, len, false);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (rc || imsi->type != GSM_MI_TYPE_IMSI)</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(-EINVAL, msgt, iei, LCS_CAUSE_UNSPECIFIED,</span><br><span style="color: hsl(120, 100%, 40%);">+ "cannot parse IMSI identity %s", osmo_hexdump_c(err_ctx, elem, len));</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+static int osmo_bssmap_le_ie_dec_imei(struct osmo_mobile_identity *imei,</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_msgt msgt, enum bssmap_le_iei iei,</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bssmap_le_err **err, void *err_ctx,</span><br><span style="color: hsl(120, 100%, 40%);">+ const uint8_t *elem, uint8_t len)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ int rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ rc = osmo_mobile_identity_decode(imei, elem, len, false);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (rc || imei->type != GSM_MI_TYPE_IMEI)</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(-EINVAL, msgt, iei, LCS_CAUSE_UNSPECIFIED,</span><br><span style="color: hsl(120, 100%, 40%);">+ "cannot parse IMEI identity %s", osmo_hexdump_c(err_ctx, elem, len));</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+static int osmo_bssmap_le_ie_dec_gad(union gad_raw *gad,</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_msgt msgt, enum bssmap_le_iei iei,</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bssmap_le_err **err, void *err_ctx,</span><br><span style="color: hsl(120, 100%, 40%);">+ const uint8_t *elem, uint8_t len)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_gad_err *gad_err;</span><br><span style="color: hsl(120, 100%, 40%);">+ if (osmo_gad_raw_read(gad, &gad_err, err_ctx, elem, len)) {</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR_NO_RETURN(gad_err ? gad_err->rc : -EINVAL,</span><br><span style="color: hsl(120, 100%, 40%);">+ msgt, BSSMAP_LE_IEI_GEO_LOCATION, LCS_CAUSE_UNSPECIFIED,</span><br><span style="color: hsl(120, 100%, 40%);">+ "Error decoding GAD%s%s",</span><br><span style="color: hsl(120, 100%, 40%);">+ gad_err && gad_err->logmsg ? ": " : "",</span><br><span style="color: hsl(120, 100%, 40%);">+ gad_err && gad_err->logmsg ? gad_err->logmsg : "");</span><br><span style="color: hsl(120, 100%, 40%);">+ (*err)->gad_err = gad_err;</span><br><span style="color: hsl(120, 100%, 40%);">+ return (*err)->rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+struct osmo_bssap_le_header {</span><br><span style="color: hsl(120, 100%, 40%);">+ uint8_t type;</span><br><span style="color: hsl(120, 100%, 40%);">+ uint8_t length;</span><br><span style="color: hsl(120, 100%, 40%);">+ uint8_t data[0];</span><br><span style="color: hsl(120, 100%, 40%);">+} __attribute__((packed));</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/*! Return the BSSMAP-LE msg_type from a BSSAP-LE PDU, e.g. from a msgb_l3().</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[in] data BSSAP-LE PDU data, starting with BSSAP-LE discriminator.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[in] len Length of data in bytes.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \returns bssmap_le_msgt or negative on error or non-BSSMAP-LE discriminator. */</span><br><span style="color: hsl(120, 100%, 40%);">+enum bssmap_le_msgt osmo_bssmap_le_msgt(const uint8_t *data, uint8_t len)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ const struct osmo_bssap_le_header *h = (void*)data;</span><br><span style="color: hsl(120, 100%, 40%);">+ if (!data || len < sizeof(struct osmo_bssap_le_header) + 1)</span><br><span style="color: hsl(120, 100%, 40%);">+ return -1;</span><br><span style="color: hsl(120, 100%, 40%);">+ if (h->type != BSSAP_LE_MSG_DISCR_BSSMAP_LE)</span><br><span style="color: hsl(120, 100%, 40%);">+ return -1;</span><br><span style="color: hsl(120, 100%, 40%);">+ return h->data[0];</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+static int osmo_bssmap_le_enc_reset(struct msgb *msg, enum gsm0808_cause cause)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ /* The BSSMAP-LE Reset Cause is defined as identical to the 3GPP TS 48.008 Cause. */</span><br><span style="color: hsl(120, 100%, 40%);">+ gsm0808_enc_cause(msg, cause);</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+static int osmo_bssmap_le_dec_reset(enum gsm0808_cause *cause,</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_msgt msgt,</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bssmap_le_err **err, void *err_ctx,</span><br><span style="color: hsl(120, 100%, 40%);">+ const struct tlv_parsed *tp)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ const struct tlv_p_entry *e;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ if (!(e = TLVP_GET(tp, BSSMAP_LE_IEI_CAUSE)))</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(-EINVAL, msgt, BSSMAP_LE_IEI_CAUSE, LCS_CAUSE_DATA_MISSING_IN_REQ, "missing mandatory IE");</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ *cause = gsm0808_get_cause(tp);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (*cause < 0)</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(-EINVAL, msgt, BSSMAP_LE_IEI_CAUSE, LCS_CAUSE_UNSPECIFIED, "cannot parse IE");</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+static int osmo_bssmap_le_enc_perform_loc_req(struct msgb *msg, const struct bssmap_le_perform_loc_req *params)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ osmo_bssmap_le_ie_enc_location_type(msg, ¶ms->location_type);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ gsm0808_enc_cell_id(msg, ¶ms->cell_id);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ if (params->lcs_client_type_present)</span><br><span style="color: hsl(120, 100%, 40%);">+ osmo_bssmap_le_ie_enc_lcs_client_type(msg, params->lcs_client_type);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ if (params->apdu_present) {</span><br><span style="color: hsl(120, 100%, 40%);">+ int rc = osmo_bssmap_le_ie_enc_apdu(msg, ¶ms->apdu);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (rc < 0)</span><br><span style="color: hsl(120, 100%, 40%);">+ return rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ if (params->imsi.type == GSM_MI_TYPE_IMSI) {</span><br><span style="color: hsl(120, 100%, 40%);">+ uint8_t *l = msgb_tl_put(msg, BSSMAP_LE_IEI_IMSI);</span><br><span style="color: hsl(120, 100%, 40%);">+ int rc = osmo_mobile_identity_encode_msgb(msg, ¶ms->imsi, false);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (rc < 0)</span><br><span style="color: hsl(120, 100%, 40%);">+ return rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ *l = rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ if (params->imei.type == GSM_MI_TYPE_IMEI) {</span><br><span style="color: hsl(120, 100%, 40%);">+ uint8_t *l = msgb_tl_put(msg, BSSMAP_LE_IEI_IMEI);</span><br><span style="color: hsl(120, 100%, 40%);">+ int rc = osmo_mobile_identity_encode_msgb(msg, ¶ms->imei, false);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (rc < 0)</span><br><span style="color: hsl(120, 100%, 40%);">+ return rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ *l = rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+static int osmo_bssmap_le_dec_perform_loc_req(struct bssmap_le_perform_loc_req *params,</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_msgt msgt,</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bssmap_le_err **err, void *err_ctx,</span><br><span style="color: hsl(120, 100%, 40%);">+ const struct tlv_parsed *tp)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ *params = (struct bssmap_le_perform_loc_req){};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_IE_MANDATORY(msgt, BSSMAP_LE_IEI_LOCATION_TYPE, osmo_bssmap_le_ie_dec_location_type,</span><br><span style="color: hsl(120, 100%, 40%);">+ ¶ms->location_type);</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_IE_MANDATORY(msgt, BSSMAP_LE_IEI_CELL_ID, osmo_bssmap_le_ie_dec_cell_id,</span><br><span style="color: hsl(120, 100%, 40%);">+ ¶ms->cell_id);</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_IE_OPTIONAL_FLAG(msgt, BSSMAP_LE_IEI_LCS_CLIENT_TYPE, osmo_bssmap_le_ie_dec_lcs_client_type,</span><br><span style="color: hsl(120, 100%, 40%);">+ ¶ms->lcs_client_type, params->lcs_client_type_present);</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_IE_OPTIONAL_FLAG(msgt, BSSMAP_LE_IEI_APDU, osmo_bssmap_le_ie_dec_apdu, ¶ms->apdu,</span><br><span style="color: hsl(120, 100%, 40%);">+ params->apdu_present);</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_IE_OPTIONAL(msgt, BSSMAP_LE_IEI_IMSI, osmo_bssmap_le_ie_dec_imsi, ¶ms->imsi);</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_IE_OPTIONAL(msgt, BSSMAP_LE_IEI_IMEI, osmo_bssmap_le_ie_dec_imei, ¶ms->imei);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+static int osmo_bssmap_le_enc_perform_loc_resp(struct msgb *msg, const struct bssmap_le_perform_loc_resp *params)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ if (params->location_estimate_present) {</span><br><span style="color: hsl(120, 100%, 40%);">+ uint8_t *l = msgb_tl_put(msg, BSSMAP_LE_IEI_GEO_LOCATION);</span><br><span style="color: hsl(120, 100%, 40%);">+ int rc = osmo_gad_raw_write(msg, ¶ms->location_estimate);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (rc < 0)</span><br><span style="color: hsl(120, 100%, 40%);">+ return rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ *l = rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ if (params->lcs_cause.present) {</span><br><span style="color: hsl(120, 100%, 40%);">+ uint8_t *l = msgb_tl_put(msg, BSSMAP_LE_IEI_LCS_CAUSE);</span><br><span style="color: hsl(120, 100%, 40%);">+ int rc = osmo_lcs_cause_enc(msg, ¶ms->lcs_cause);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (rc < 0)</span><br><span style="color: hsl(120, 100%, 40%);">+ return rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ *l = rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+static int osmo_bssmap_le_dec_perform_loc_resp(struct bssmap_le_perform_loc_resp *params,</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_msgt msgt,</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bssmap_le_err **err, void *err_ctx,</span><br><span style="color: hsl(120, 100%, 40%);">+ const struct tlv_parsed *tp)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ *params = (struct bssmap_le_perform_loc_resp){};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_IE_OPTIONAL_FLAG(msgt, BSSMAP_LE_IEI_GEO_LOCATION, osmo_bssmap_le_ie_dec_gad, ¶ms->location_estimate,</span><br><span style="color: hsl(120, 100%, 40%);">+ params->location_estimate_present);</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_IE_OPTIONAL(msgt, BSSMAP_LE_IEI_LCS_CAUSE, osmo_lcs_cause_dec, ¶ms->lcs_cause);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+static int osmo_bssmap_le_enc_perform_loc_abort(struct msgb *msg, const struct lcs_cause_ie *params)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ uint8_t *l = msgb_tl_put(msg, BSSMAP_LE_IEI_LCS_CAUSE);</span><br><span style="color: hsl(120, 100%, 40%);">+ int rc = osmo_lcs_cause_enc(msg, params);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (rc < 0)</span><br><span style="color: hsl(120, 100%, 40%);">+ return rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ *l = rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+static int osmo_bssmap_le_dec_perform_loc_abort(struct lcs_cause_ie *params,</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_msgt msgt,</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bssmap_le_err **err, void *err_ctx,</span><br><span style="color: hsl(120, 100%, 40%);">+ const struct tlv_parsed *tp)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ *params = (struct lcs_cause_ie){};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_IE_MANDATORY(msgt, BSSMAP_LE_IEI_LCS_CAUSE, osmo_lcs_cause_dec, params);</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+static int osmo_bssmap_le_enc_conn_oriented_info(struct msgb *msg,</span><br><span style="color: hsl(120, 100%, 40%);">+ const struct bssmap_le_conn_oriented_info *params)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ return osmo_bssmap_le_ie_enc_apdu(msg, ¶ms->apdu);</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+static int osmo_bssmap_le_dec_conn_oriented_info(struct bssmap_le_conn_oriented_info *params,</span><br><span style="color: hsl(120, 100%, 40%);">+ enum bssmap_le_msgt msgt,</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bssmap_le_err **err, void *err_ctx,</span><br><span style="color: hsl(120, 100%, 40%);">+ const struct tlv_parsed *tp)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ *params = (struct bssmap_le_conn_oriented_info){};</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_IE_MANDATORY(msgt, BSSMAP_LE_IEI_APDU, osmo_bssmap_le_ie_dec_apdu, ¶ms->apdu);</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/*! Encode BSSMAP-LE PDU and add to msgb (3GPP TS 49.031).</span><br><span style="color: hsl(120, 100%, 40%);">+ * See also osmo_bssap_le_enc().</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[out] msg msgb to append to.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[in] pdu PDU data to encode.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \return number of bytes written, negative on error.</span><br><span style="color: hsl(120, 100%, 40%);">+ */</span><br><span style="color: hsl(120, 100%, 40%);">+static int osmo_bssmap_le_enc(struct msgb *msg, const struct bssmap_le_pdu *pdu)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ int rc;</span><br><span style="color: hsl(120, 100%, 40%);">+ uint8_t *old_tail;</span><br><span style="color: hsl(120, 100%, 40%);">+ old_tail = msg->tail;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ msgb_v_put(msg, pdu->msg_type);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ switch (pdu->msg_type) {</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_MSGT_RESET:</span><br><span style="color: hsl(120, 100%, 40%);">+ rc = osmo_bssmap_le_enc_reset(msg, pdu->reset);</span><br><span style="color: hsl(120, 100%, 40%);">+ break;</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_MSGT_RESET_ACK:</span><br><span style="color: hsl(120, 100%, 40%);">+ /* Consists only of the message type. */</span><br><span style="color: hsl(120, 100%, 40%);">+ rc = 0;</span><br><span style="color: hsl(120, 100%, 40%);">+ break;</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_MSGT_PERFORM_LOC_REQ:</span><br><span style="color: hsl(120, 100%, 40%);">+ rc = osmo_bssmap_le_enc_perform_loc_req(msg, &pdu->perform_loc_req);</span><br><span style="color: hsl(120, 100%, 40%);">+ break;</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_MSGT_PERFORM_LOC_RESP:</span><br><span style="color: hsl(120, 100%, 40%);">+ rc = osmo_bssmap_le_enc_perform_loc_resp(msg, &pdu->perform_loc_resp);</span><br><span style="color: hsl(120, 100%, 40%);">+ break;</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_MSGT_PERFORM_LOC_ABORT:</span><br><span style="color: hsl(120, 100%, 40%);">+ rc = osmo_bssmap_le_enc_perform_loc_abort(msg, &pdu->perform_loc_abort);</span><br><span style="color: hsl(120, 100%, 40%);">+ break;</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_MSGT_CONN_ORIENTED_INFO:</span><br><span style="color: hsl(120, 100%, 40%);">+ rc = osmo_bssmap_le_enc_conn_oriented_info(msg, &pdu->conn_oriented_info);</span><br><span style="color: hsl(120, 100%, 40%);">+ break;</span><br><span style="color: hsl(120, 100%, 40%);">+ default:</span><br><span style="color: hsl(120, 100%, 40%);">+ rc = -ENOTSUP;</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ if (rc < 0)</span><br><span style="color: hsl(120, 100%, 40%);">+ return rc;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ return (msg->tail - old_tail);</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/*! Decode BSSMAP-LE PDU (3GPP TS 49.031).</span><br><span style="color: hsl(120, 100%, 40%);">+ * See also osmo_bssap_le_dec().</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[out] pdu Write decoded values here.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[in] data Pointer to BSSMAP-LE PDU raw data.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[in] len Data length to decode.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \return NULL upon success, a human readable error message on failure.</span><br><span style="color: hsl(120, 100%, 40%);">+ */</span><br><span style="color: hsl(120, 100%, 40%);">+static int osmo_bssmap_le_dec(struct bssmap_le_pdu *pdu,</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bssmap_le_err **err, void *err_ctx,</span><br><span style="color: hsl(120, 100%, 40%);">+ const uint8_t *data, size_t len)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ const uint8_t *ies_start;</span><br><span style="color: hsl(120, 100%, 40%);">+ int ies_len;</span><br><span style="color: hsl(120, 100%, 40%);">+ struct tlv_parsed tp;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ *pdu = (struct bssmap_le_pdu){};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ if (len < 1)</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(-EINVAL, -1, -1, LCS_CAUSE_UNSPECIFIED, "zero length");</span><br><span style="color: hsl(120, 100%, 40%);">+ pdu->msg_type = data[0];</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ /* BSSMAP-LE IEs */</span><br><span style="color: hsl(120, 100%, 40%);">+ ies_start = &data[1];</span><br><span style="color: hsl(120, 100%, 40%);">+ ies_len = len - 1;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ if (tlv_parse(&tp, &osmo_bssmap_le_tlvdef, ies_start, ies_len, 0, 0) < 0)</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(-EINVAL, pdu->msg_type, -1, LCS_CAUSE_UNSPECIFIED, "failed to parse TLV structure");</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ switch (pdu->msg_type) {</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_MSGT_RESET:</span><br><span style="color: hsl(120, 100%, 40%);">+ return osmo_bssmap_le_dec_reset(&pdu->reset, pdu->msg_type, err, err_ctx, &tp);</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_MSGT_RESET_ACK:</span><br><span style="color: hsl(120, 100%, 40%);">+ /* Consists only of the message type. */</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_MSGT_PERFORM_LOC_REQ:</span><br><span style="color: hsl(120, 100%, 40%);">+ return osmo_bssmap_le_dec_perform_loc_req(&pdu->perform_loc_req, pdu->msg_type, err, err_ctx, &tp);</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_MSGT_PERFORM_LOC_RESP:</span><br><span style="color: hsl(120, 100%, 40%);">+ return osmo_bssmap_le_dec_perform_loc_resp(&pdu->perform_loc_resp, pdu->msg_type, err, err_ctx, &tp);</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_MSGT_PERFORM_LOC_ABORT:</span><br><span style="color: hsl(120, 100%, 40%);">+ return osmo_bssmap_le_dec_perform_loc_abort(&pdu->perform_loc_abort, pdu->msg_type, err, err_ctx, &tp);</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_MSGT_CONN_ORIENTED_INFO:</span><br><span style="color: hsl(120, 100%, 40%);">+ return osmo_bssmap_le_dec_conn_oriented_info(&pdu->conn_oriented_info, pdu->msg_type, err, err_ctx,</span><br><span style="color: hsl(120, 100%, 40%);">+ &tp);</span><br><span style="color: hsl(120, 100%, 40%);">+ default:</span><br><span style="color: hsl(120, 100%, 40%);">+ DEC_ERR(-EINVAL, pdu->msg_type, -1, LCS_CAUSE_UNSPECIFIED, "Unsupported BSSMAP-LE message type");</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/*! Encode BSSAP-LE PDU returned in new msgb (3GPP TS 49.031).</span><br><span style="color: hsl(120, 100%, 40%);">+ * By spec, BSSAP-LE contains either BSSMAP-LE or DTAP.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[in] pdu PDU data to encode.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \return msgb with encoded data and l2h set to the start.</span><br><span style="color: hsl(120, 100%, 40%);">+ */</span><br><span style="color: hsl(120, 100%, 40%);">+struct msgb *osmo_bssap_le_enc(const struct bssap_le_pdu *pdu)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ struct msgb *msg;</span><br><span style="color: hsl(120, 100%, 40%);">+ int rc;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ if (pdu->discr != BSSAP_LE_MSG_DISCR_BSSMAP_LE)</span><br><span style="color: hsl(120, 100%, 40%);">+ return NULL;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ msg = msgb_alloc_headroom(BSSAP_LE_MSG_SIZE, BSSAP_LE_MSG_HEADROOM,</span><br><span style="color: hsl(120, 100%, 40%);">+ osmo_bssmap_le_msgt_name(pdu->bssmap_le.msg_type));</span><br><span style="color: hsl(120, 100%, 40%);">+ if (!msg)</span><br><span style="color: hsl(120, 100%, 40%);">+ return NULL;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ rc = osmo_bssmap_le_enc(msg, &pdu->bssmap_le);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (rc <= 0) {</span><br><span style="color: hsl(120, 100%, 40%);">+ msgb_free(msg);</span><br><span style="color: hsl(120, 100%, 40%);">+ return NULL;</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ /* prepend header with final length */</span><br><span style="color: hsl(120, 100%, 40%);">+ msg->l2h = msgb_tv_push(msg, pdu->discr, msgb_length(msg));</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ return msg;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/*! Decode BSSAP-LE PDU (3GPP TS 49.031).</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[out] pdu Write decoded values here.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[in] data Pointer to BSSMAP-LE PDU raw data.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[in] len Data length to decode.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \return NULL upon success, a human readable error message on failure.</span><br><span style="color: hsl(120, 100%, 40%);">+ */</span><br><span style="color: hsl(120, 100%, 40%);">+int osmo_bssap_le_dec(struct bssap_le_pdu *pdu, struct osmo_bssap_le_err **err, void *err_ctx, struct msgb *msg)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bssap_le_header *h;</span><br><span style="color: hsl(120, 100%, 40%);">+ unsigned int check_len;</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bssmap_le_err *bssmap_le_err = NULL;</span><br><span style="color: hsl(120, 100%, 40%);">+ int rc;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+#define BSSAP_LE_DEC_ERR(RC, fmt, args...) do { \</span><br><span style="color: hsl(120, 100%, 40%);">+ if (err && !*err) { \</span><br><span style="color: hsl(120, 100%, 40%);">+ *err = talloc_zero(err_ctx, struct osmo_bssap_le_err); \</span><br><span style="color: hsl(120, 100%, 40%);">+ **err = (struct osmo_bssap_le_err){ \</span><br><span style="color: hsl(120, 100%, 40%);">+ .rc = (RC), \</span><br><span style="color: hsl(120, 100%, 40%);">+ .logmsg = talloc_asprintf(*err, "Error decoding BSSAP-LE: " fmt, ##args), \</span><br><span style="color: hsl(120, 100%, 40%);">+ }; \</span><br><span style="color: hsl(120, 100%, 40%);">+ } \</span><br><span style="color: hsl(120, 100%, 40%);">+ return RC; \</span><br><span style="color: hsl(120, 100%, 40%);">+ } while(0)</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ *pdu = (struct bssap_le_pdu){};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ h = msgb_l2(msg);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (!h)</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSAP_LE_DEC_ERR(-EINVAL, "missing msgb_l2() pointer");</span><br><span style="color: hsl(120, 100%, 40%);">+ if (msgb_l2len(msg) < sizeof(*h))</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSAP_LE_DEC_ERR(-EINVAL, "message too short for header");</span><br><span style="color: hsl(120, 100%, 40%);">+ check_len = msgb_l2len(msg) - sizeof(*h);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (h->length < check_len)</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSAP_LE_DEC_ERR(-EINVAL, "message truncated, header length (%u) longer than message (%u)",</span><br><span style="color: hsl(120, 100%, 40%);">+ h->length, check_len);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ switch (h->type) {</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSAP_LE_MSG_DISCR_BSSMAP_LE:</span><br><span style="color: hsl(120, 100%, 40%);">+ break;</span><br><span style="color: hsl(120, 100%, 40%);">+ default:</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSAP_LE_DEC_ERR(-EINVAL, "unsupported discr %u, only BSSMAP-LE is implemented", h->type);</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ rc = osmo_bssmap_le_dec(&pdu->bssmap_le, err ? &bssmap_le_err : NULL, err_ctx,</span><br><span style="color: hsl(120, 100%, 40%);">+ h->data, h->length);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (rc)</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSAP_LE_DEC_ERR(rc, "%s",</span><br><span style="color: hsl(120, 100%, 40%);">+ (bssmap_le_err && bssmap_le_err->logmsg) ?</span><br><span style="color: hsl(120, 100%, 40%);">+ bssmap_le_err->logmsg : "unknown error in BSSMAP-LE part");</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+const struct value_string osmo_bssmap_le_msgt_names[] = {</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_MSGT_PERFORM_LOC_REQ, "PERFORM LOCATION REQUEST" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_MSGT_PERFORM_LOC_RESP, "PERFORM LOCATION RESPONSE" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_MSGT_PERFORM_LOC_ABORT, "PERFORM LOCATION ABORT" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_MSGT_PERFORM_LOC_INFO, "PERFORM LOCATION INFO" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_MSGT_ASSIST_INFO_REQ, "ASSISTANCE INFORMATION REQUEST" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_MSGT_ASSIST_INFO_RESP, "ASSISTANCE INFORMATION RESPONSE" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_MSGT_CONN_ORIENTED_INFO, "CONNECTION ORIENTED INFORMATON" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_MSGT_CONN_LESS_INFO, "CONNECTIONLESS INFORMATION" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_MSGT_RESET, "RESET" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_MSGT_RESET_ACK, "RESET ACKNOWLEDGE" },</span><br><span style="color: hsl(120, 100%, 40%);">+ {}</span><br><span style="color: hsl(120, 100%, 40%);">+};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+const struct value_string osmo_bssmap_le_iei_names[] = {</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_LCS_QoS, "LCS_QoS" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_LCS_PRIORITY, "LCS_PRIORITY" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_LOCATION_TYPE, "LOCATION_TYPE" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_GANSS_LOCATION_TYPE, "GANSS_LOCATION_TYPE" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_GEO_LOCATION, "GEO_LOCATION" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_POSITIONING_DATA, "POSITIONING_DATA" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_GANSS_POS_DATA, "GANSS_POS_DATA" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_VELOCITY_DATA, "VELOCITY_DATA" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_LCS_CAUSE, "LCS_CAUSE" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_LCS_CLIENT_TYPE, "LCS_CLIENT_TYPE" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_APDU, "APDU" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_NET_ELEM_ID, "NET_ELEM_ID" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_REQ_GPS_ASS_D, "REQ_GPS_ASS_D" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_REQ_GANSS_ASS_D, "REQ_GANSS_ASS_D" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_DECIPH_KEYS, "DECIPH_KEYS" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_RET_ERR_REQ, "RET_ERR_REQ" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_RET_ERR_CAUSE, "RET_ERR_CAUSE" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_SEGMENTATION, "SEGMENTATION" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_CLASSMARK3_INFO, "CLASSMARK3_INFO" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_CAUSE, "CAUSE" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_CELL_ID, "CELL_ID" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_CHOSEN_CHAN, "CHOSEN_CHAN" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_IMSI, "IMSI" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_LCS_CAPABILITY, "LCS_CAPABILITY" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_PKT_MEAS_REP, "PKT_MEAS_REP" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_CELL_ID_LIST, "CELL_ID_LIST" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_IMEI, "IMEI" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_BSS_MLAT_CAP, "BSS_MLAT_CAP" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_CELL_INFO_LIST, "CELL_INFO_LIST" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_BTS_RX_ACC_LVL, "BTS_RX_ACC_LVL" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_MLAT_METHOD, "MLAT_METHOD" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_MLAT_TA, "MLAT_TA" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_MS_SYNC_ACC, "MS_SYNC_ACC" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_SHORT_ID_SET, "SHORT_ID_SET" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_RANDOM_ID_SET, "RANDOM_ID_SET" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_SHORT_BSS_ID, "SHORT_BSS_ID" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_RANDOM_ID, "RANDOM_ID" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_SHORT_ID, "SHORT_ID" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_COVERAGE_CLASS, "COVERAGE_CLASS" },</span><br><span style="color: hsl(120, 100%, 40%);">+ { BSSMAP_LE_IEI_MTA_ACC_SEC_RQD, "MTA_ACC_SEC_RQD" },</span><br><span style="color: hsl(120, 100%, 40%);">+ {}</span><br><span style="color: hsl(120, 100%, 40%);">+};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/*! Return a human readable string describing a BSSAP-LE PDU.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[out] buf String buffer to write to.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[in] buflen sizeof(buf).</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[in] bssap_le Decoded BSSAP-LE PDU data.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \returns number of chars that would be written, like snprintf().</span><br><span style="color: hsl(120, 100%, 40%);">+ */</span><br><span style="color: hsl(120, 100%, 40%);">+int osmo_bssap_le_pdu_to_str_buf(char *buf, size_t buflen, const struct bssap_le_pdu *bssap_le)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_strbuf sb = { .buf = buf, .len = buflen };</span><br><span style="color: hsl(120, 100%, 40%);">+ const struct bssmap_le_pdu *bssmap_le;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ switch (bssap_le->discr) {</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSAP_LE_MSG_DISCR_BSSMAP_LE:</span><br><span style="color: hsl(120, 100%, 40%);">+ bssmap_le = &bssap_le->bssmap_le;</span><br><span style="color: hsl(120, 100%, 40%);">+ OSMO_STRBUF_PRINTF(sb, "BSSMAP-LE %s", osmo_bssmap_le_msgt_name(bssmap_le->msg_type));</span><br><span style="color: hsl(120, 100%, 40%);">+ switch (bssmap_le->msg_type) {</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_MSGT_PERFORM_LOC_REQ:</span><br><span style="color: hsl(120, 100%, 40%);">+ if (bssmap_le->perform_loc_req.apdu_present)</span><br><span style="color: hsl(120, 100%, 40%);">+ OSMO_STRBUF_PRINTF(sb, " with BSSLAP %s",</span><br><span style="color: hsl(120, 100%, 40%);">+ osmo_bsslap_msgt_name(bssmap_le->perform_loc_req.apdu.msg_type));</span><br><span style="color: hsl(120, 100%, 40%);">+ break;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ case BSSMAP_LE_MSGT_CONN_ORIENTED_INFO:</span><br><span style="color: hsl(120, 100%, 40%);">+ OSMO_STRBUF_PRINTF(sb, " with BSSLAP %s",</span><br><span style="color: hsl(120, 100%, 40%);">+ osmo_bsslap_msgt_name(bssmap_le->conn_oriented_info.apdu.msg_type));</span><br><span style="color: hsl(120, 100%, 40%);">+ break;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ default:</span><br><span style="color: hsl(120, 100%, 40%);">+ break;</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+ break;</span><br><span style="color: hsl(120, 100%, 40%);">+ default:</span><br><span style="color: hsl(120, 100%, 40%);">+ OSMO_STRBUF_PRINTF(sb, "BSSAP-LE discr %d not implemented", bssap_le->discr);</span><br><span style="color: hsl(120, 100%, 40%);">+ break;</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ return sb.chars_needed;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/*! Return a human readable string describing a BSSAP-LE PDU.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[in] ctx Talloc context to allocate string buffer from.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \param[in] bssap_le Decoded BSSAP-LE PDU data.</span><br><span style="color: hsl(120, 100%, 40%);">+ * \returns string.</span><br><span style="color: hsl(120, 100%, 40%);">+ */</span><br><span style="color: hsl(120, 100%, 40%);">+char *osmo_bssap_le_pdu_to_str_c(void *ctx, const struct bssap_le_pdu *bssap_le)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ OSMO_NAME_C_IMPL(ctx, 32, "ERROR", osmo_bssap_le_pdu_to_str_buf, bssap_le)</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/*! @} */</span><br><span>diff --git a/src/gsm/libosmogsm.map b/src/gsm/libosmogsm.map</span><br><span>index 257c3fa..89d81b3 100644</span><br><span>--- a/src/gsm/libosmogsm.map</span><br><span>+++ b/src/gsm/libosmogsm.map</span><br><span>@@ -705,6 +705,17 @@</span><br><span> osmo_nri_ranges_to_str_buf;</span><br><span> osmo_nri_ranges_to_str_c;</span><br><span> </span><br><span style="color: hsl(120, 100%, 40%);">+osmo_bssmap_le_msgt_names;</span><br><span style="color: hsl(120, 100%, 40%);">+osmo_bssap_le_enc;</span><br><span style="color: hsl(120, 100%, 40%);">+osmo_bssap_le_dec;</span><br><span style="color: hsl(120, 100%, 40%);">+osmo_lcs_cause_enc;</span><br><span style="color: hsl(120, 100%, 40%);">+osmo_lcs_cause_dec;</span><br><span style="color: hsl(120, 100%, 40%);">+osmo_bssmap_le_ie_enc_location_type;</span><br><span style="color: hsl(120, 100%, 40%);">+osmo_bssmap_le_ie_dec_location_type;</span><br><span style="color: hsl(120, 100%, 40%);">+osmo_bssmap_le_msgt;</span><br><span style="color: hsl(120, 100%, 40%);">+osmo_bssap_le_pdu_to_str_buf;</span><br><span style="color: hsl(120, 100%, 40%);">+osmo_bssap_le_pdu_to_str_c;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span> osmo_bsslap_enc;</span><br><span> osmo_bsslap_dec;</span><br><span> osmo_bsslap_msgt_names;</span><br><span>diff --git a/tests/Makefile.am b/tests/Makefile.am</span><br><span>index fc99485..152eb60 100644</span><br><span>--- a/tests/Makefile.am</span><br><span>+++ b/tests/Makefile.am</span><br><span>@@ -40,6 +40,7 @@</span><br><span> bitgen/bitgen_test \</span><br><span> gad/gad_test \</span><br><span> bsslap/bsslap_test \</span><br><span style="color: hsl(120, 100%, 40%);">+ bssmap_le/bssmap_le_test \</span><br><span> $(NULL)</span><br><span> </span><br><span> if ENABLE_MSGFILE</span><br><span>@@ -289,6 +290,9 @@</span><br><span> bsslap_bsslap_test_SOURCES = bsslap/bsslap_test.c</span><br><span> bsslap_bsslap_test_LDADD = $(LDADD) $(top_builddir)/src/gsm/libosmogsm.la</span><br><span> </span><br><span style="color: hsl(120, 100%, 40%);">+bssmap_le_bssmap_le_test_SOURCES = bssmap_le/bssmap_le_test.c</span><br><span style="color: hsl(120, 100%, 40%);">+bssmap_le_bssmap_le_test_LDADD = $(LDADD) $(top_builddir)/src/gsm/libosmogsm.la</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span> # The `:;' works around a Bash 3.2 bug when the output is not writeable.</span><br><span> $(srcdir)/package.m4: $(top_srcdir)/configure.ac</span><br><span> :;{ \</span><br><span>@@ -371,6 +375,7 @@</span><br><span> bitgen/bitgen_test.ok \</span><br><span> gad/gad_test.ok \</span><br><span> bsslap/bsslap_test.ok \</span><br><span style="color: hsl(120, 100%, 40%);">+ bssmap_le/bssmap_le_test.ok \</span><br><span> $(NULL)</span><br><span> </span><br><span> if ENABLE_LIBSCTP</span><br><span>diff --git a/tests/bssmap_le/bssmap_le_test.c b/tests/bssmap_le/bssmap_le_test.c</span><br><span>new file mode 100644</span><br><span>index 0000000..59c7ed2</span><br><span>--- /dev/null</span><br><span>+++ b/tests/bssmap_le/bssmap_le_test.c</span><br><span>@@ -0,0 +1,177 @@</span><br><span style="color: hsl(120, 100%, 40%);">+#include <stdio.h></span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+#include <osmocom/core/utils.h></span><br><span style="color: hsl(120, 100%, 40%);">+#include <osmocom/gsm/bssmap_le.h></span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+struct bssmap_le_pdu bssmap_le_test_pdus[] = {</span><br><span style="color: hsl(120, 100%, 40%);">+ {</span><br><span style="color: hsl(120, 100%, 40%);">+ .msg_type = BSSMAP_LE_MSGT_RESET,</span><br><span style="color: hsl(120, 100%, 40%);">+ .reset = GSM0808_CAUSE_EQUIPMENT_FAILURE,</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ {</span><br><span style="color: hsl(120, 100%, 40%);">+ .msg_type = BSSMAP_LE_MSGT_RESET_ACK,</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ {</span><br><span style="color: hsl(120, 100%, 40%);">+ .msg_type = BSSMAP_LE_MSGT_PERFORM_LOC_REQ,</span><br><span style="color: hsl(120, 100%, 40%);">+ .perform_loc_req = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .location_type = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .location_information = BSSMAP_LE_LOC_INFO_CURRENT_GEOGRAPHIC,</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ .cell_id = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .id_discr = CELL_IDENT_LAC_AND_CI,</span><br><span style="color: hsl(120, 100%, 40%);">+ .id.lac_and_ci = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .lac = 23,</span><br><span style="color: hsl(120, 100%, 40%);">+ .ci = 42,</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ .lcs_client_type_present = true,</span><br><span style="color: hsl(120, 100%, 40%);">+ .lcs_client_type = BSSMAP_LE_LCS_CTYPE_VALUE_ADDED_UNSPECIFIED,</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ .imsi = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .type = GSM_MI_TYPE_IMSI,</span><br><span style="color: hsl(120, 100%, 40%);">+ .imsi = "1234567890",</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ .imei = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .type = GSM_MI_TYPE_IMEI,</span><br><span style="color: hsl(120, 100%, 40%);">+ .imei = "123456789012345",</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ .apdu_present = true,</span><br><span style="color: hsl(120, 100%, 40%);">+ .apdu = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .msg_type = BSSLAP_MSGT_TA_LAYER3,</span><br><span style="color: hsl(120, 100%, 40%);">+ .ta_layer3 = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .ta = 23,</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ {</span><br><span style="color: hsl(120, 100%, 40%);">+ .msg_type = BSSMAP_LE_MSGT_PERFORM_LOC_RESP,</span><br><span style="color: hsl(120, 100%, 40%);">+ .perform_loc_resp = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .location_estimate_present = true,</span><br><span style="color: hsl(120, 100%, 40%);">+ .location_estimate = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .ell_point_unc_circle = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .h = { .type = GAD_TYPE_ELL_POINT_UNC_CIRCLE },</span><br><span style="color: hsl(120, 100%, 40%);">+ .lat = { 1, 2, 3 },</span><br><span style="color: hsl(120, 100%, 40%);">+ .lon = { 4, 5, 6 },</span><br><span style="color: hsl(120, 100%, 40%);">+ .unc = 123,</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ {</span><br><span style="color: hsl(120, 100%, 40%);">+ .msg_type = BSSMAP_LE_MSGT_PERFORM_LOC_RESP,</span><br><span style="color: hsl(120, 100%, 40%);">+ .perform_loc_resp = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .lcs_cause = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .present = true,</span><br><span style="color: hsl(120, 100%, 40%);">+ .cause_val = LCS_CAUSE_REQUEST_ABORTED,</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ {</span><br><span style="color: hsl(120, 100%, 40%);">+ .msg_type = BSSMAP_LE_MSGT_PERFORM_LOC_RESP,</span><br><span style="color: hsl(120, 100%, 40%);">+ .perform_loc_resp = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .lcs_cause = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .present = true,</span><br><span style="color: hsl(120, 100%, 40%);">+ .cause_val = LCS_CAUSE_POS_METH_FAILURE,</span><br><span style="color: hsl(120, 100%, 40%);">+ .diag_val_present = true,</span><br><span style="color: hsl(120, 100%, 40%);">+ .diag_val = 23,</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ {</span><br><span style="color: hsl(120, 100%, 40%);">+ .msg_type = BSSMAP_LE_MSGT_PERFORM_LOC_ABORT,</span><br><span style="color: hsl(120, 100%, 40%);">+ .perform_loc_abort = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .present = true,</span><br><span style="color: hsl(120, 100%, 40%);">+ .cause_val = LCS_CAUSE_REQUEST_ABORTED,</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ {</span><br><span style="color: hsl(120, 100%, 40%);">+ .msg_type = BSSMAP_LE_MSGT_CONN_ORIENTED_INFO,</span><br><span style="color: hsl(120, 100%, 40%);">+ .conn_oriented_info = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .apdu = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .msg_type = BSSLAP_MSGT_TA_REQUEST,</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ {</span><br><span style="color: hsl(120, 100%, 40%);">+ .msg_type = BSSMAP_LE_MSGT_CONN_ORIENTED_INFO,</span><br><span style="color: hsl(120, 100%, 40%);">+ .conn_oriented_info = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .apdu = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .msg_type = BSSLAP_MSGT_TA_RESPONSE,</span><br><span style="color: hsl(120, 100%, 40%);">+ .ta_response = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .cell_id = 23,</span><br><span style="color: hsl(120, 100%, 40%);">+ .ta = 42,</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ {</span><br><span style="color: hsl(120, 100%, 40%);">+ .msg_type = BSSMAP_LE_MSGT_CONN_ORIENTED_INFO,</span><br><span style="color: hsl(120, 100%, 40%);">+ .conn_oriented_info = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .apdu = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .msg_type = BSSLAP_MSGT_REJECT,</span><br><span style="color: hsl(120, 100%, 40%);">+ .reject = BSSLAP_CAUSE_CONGESTION,</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+ },</span><br><span style="color: hsl(120, 100%, 40%);">+};</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+void test_bssmap_le_enc_dec()</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ struct bssmap_le_pdu *pdu;</span><br><span style="color: hsl(120, 100%, 40%);">+ printf("--- %s\n", __func__);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ for (pdu = bssmap_le_test_pdus; (pdu - bssmap_le_test_pdus) < ARRAY_SIZE(bssmap_le_test_pdus); pdu++) {</span><br><span style="color: hsl(120, 100%, 40%);">+ struct msgb *msg;</span><br><span style="color: hsl(120, 100%, 40%);">+ struct bssap_le_pdu enc_pdu = {</span><br><span style="color: hsl(120, 100%, 40%);">+ .discr = BSSAP_LE_MSG_DISCR_BSSMAP_LE,</span><br><span style="color: hsl(120, 100%, 40%);">+ .bssmap_le = *pdu,</span><br><span style="color: hsl(120, 100%, 40%);">+ };</span><br><span style="color: hsl(120, 100%, 40%);">+ struct bssap_le_pdu dec_pdu;</span><br><span style="color: hsl(120, 100%, 40%);">+ struct osmo_bssap_le_err *err;</span><br><span style="color: hsl(120, 100%, 40%);">+ void *loop_ctx;</span><br><span style="color: hsl(120, 100%, 40%);">+ int rc;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ msg = osmo_bssap_le_enc(&enc_pdu);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (!msg) {</span><br><span style="color: hsl(120, 100%, 40%);">+ printf("[%ld] %s: ERROR: failed to encode pdu\n", (pdu - bssmap_le_test_pdus),</span><br><span style="color: hsl(120, 100%, 40%);">+ osmo_bssmap_le_msgt_name(pdu->msg_type));</span><br><span style="color: hsl(120, 100%, 40%);">+ goto loop_end;</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+ loop_ctx = msg;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ memset(&dec_pdu, 0xff, sizeof(dec_pdu));</span><br><span style="color: hsl(120, 100%, 40%);">+ rc = osmo_bssap_le_dec(&dec_pdu, &err, loop_ctx, msg);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (rc) {</span><br><span style="color: hsl(120, 100%, 40%);">+ printf("[%ld] %s: ERROR: failed to decode pdu: %s\n", (pdu - bssmap_le_test_pdus),</span><br><span style="color: hsl(120, 100%, 40%);">+ osmo_bssmap_le_msgt_name(pdu->msg_type), err->logmsg);</span><br><span style="color: hsl(120, 100%, 40%);">+ printf(" encoded data: %s\n", osmo_hexdump(msg->data, msg->len));</span><br><span style="color: hsl(120, 100%, 40%);">+ goto loop_end;</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ if (memcmp(&enc_pdu, &dec_pdu, sizeof(dec_pdu))) {</span><br><span style="color: hsl(120, 100%, 40%);">+ printf("[%ld] %s: ERROR: decoded PDU != encoded PDU\n", (pdu - bssmap_le_test_pdus),</span><br><span style="color: hsl(120, 100%, 40%);">+ osmo_bssmap_le_msgt_name(pdu->msg_type));</span><br><span style="color: hsl(120, 100%, 40%);">+ printf(" original struct: %s\n", osmo_hexdump((void*)&enc_pdu, sizeof(enc_pdu)));</span><br><span style="color: hsl(120, 100%, 40%);">+ printf(" decoded struct: %s\n", osmo_hexdump((void*)&dec_pdu, sizeof(dec_pdu)));</span><br><span style="color: hsl(120, 100%, 40%);">+ printf(" encoded data: %s\n", osmo_hexdump(msg->data, msg->len));</span><br><span style="color: hsl(120, 100%, 40%);">+ goto loop_end;</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ printf("[%ld] %s: ok (encoded len = %d)\n", (pdu - bssmap_le_test_pdus),</span><br><span style="color: hsl(120, 100%, 40%);">+ osmo_bssmap_le_msgt_name(pdu->msg_type), msg->len);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+loop_end:</span><br><span style="color: hsl(120, 100%, 40%);">+ msgb_free(msg);</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+int main()</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ test_bssmap_le_enc_dec();</span><br><span style="color: hsl(120, 100%, 40%);">+ return 0;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span>diff --git a/tests/bssmap_le/bssmap_le_test.ok b/tests/bssmap_le/bssmap_le_test.ok</span><br><span>new file mode 100644</span><br><span>index 0000000..a6f0dee</span><br><span>--- /dev/null</span><br><span>+++ b/tests/bssmap_le/bssmap_le_test.ok</span><br><span>@@ -0,0 +1,11 @@</span><br><span style="color: hsl(120, 100%, 40%);">+--- test_bssmap_le_enc_dec</span><br><span style="color: hsl(120, 100%, 40%);">+[0] RESET: ok (encoded len = 6)</span><br><span style="color: hsl(120, 100%, 40%);">+[1] RESET ACKNOWLEDGE: ok (encoded len = 3)</span><br><span style="color: hsl(120, 100%, 40%);">+[2] PERFORM LOCATION REQUEST: ok (encoded len = 41)</span><br><span style="color: hsl(120, 100%, 40%);">+[3] PERFORM LOCATION RESPONSE: ok (encoded len = 13)</span><br><span style="color: hsl(120, 100%, 40%);">+[4] PERFORM LOCATION RESPONSE: ok (encoded len = 6)</span><br><span style="color: hsl(120, 100%, 40%);">+[5] PERFORM LOCATION RESPONSE: ok (encoded len = 7)</span><br><span style="color: hsl(120, 100%, 40%);">+[6] PERFORM LOCATION ABORT: ok (encoded len = 6)</span><br><span style="color: hsl(120, 100%, 40%);">+[7] CONNECTION ORIENTED INFORMATON: ok (encoded len = 8)</span><br><span style="color: hsl(120, 100%, 40%);">+[8] CONNECTION ORIENTED INFORMATON: ok (encoded len = 13)</span><br><span style="color: hsl(120, 100%, 40%);">+[9] CONNECTION ORIENTED INFORMATON: ok (encoded len = 10)</span><br><span>diff --git a/tests/testsuite.at b/tests/testsuite.at</span><br><span>index 0923c25..43f515a 100644</span><br><span>--- a/tests/testsuite.at</span><br><span>+++ b/tests/testsuite.at</span><br><span>@@ -415,3 +415,9 @@</span><br><span> cat $abs_srcdir/bsslap/bsslap_test.ok > expout</span><br><span> AT_CHECK([$abs_top_builddir/tests/bsslap/bsslap_test], [0], [expout], [ignore])</span><br><span> AT_CLEANUP</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+AT_SETUP([bssmap_le])</span><br><span style="color: hsl(120, 100%, 40%);">+AT_KEYWORDS([bssmap_le])</span><br><span style="color: hsl(120, 100%, 40%);">+cat $abs_srcdir/bssmap_le/bssmap_le_test.ok > expout</span><br><span style="color: hsl(120, 100%, 40%);">+AT_CHECK([$abs_top_builddir/tests/bssmap_le/bssmap_le_test], [0], [expout], [ignore])</span><br><span style="color: hsl(120, 100%, 40%);">+AT_CLEANUP</span><br><span></span><br></pre><p>To view, visit <a href="https://gerrit.osmocom.org/c/libosmocore/+/20334">change 20334</a>. To unsubscribe, or for help writing mail filters, visit <a href="https://gerrit.osmocom.org/settings">settings</a>.</p><div itemscope itemtype="http://schema.org/EmailMessage"><div itemscope itemprop="action" itemtype="http://schema.org/ViewAction"><link itemprop="url" href="https://gerrit.osmocom.org/c/libosmocore/+/20334"/><meta itemprop="name" content="View Change"/></div></div>
<div style="display:none"> Gerrit-Project: libosmocore </div>
<div style="display:none"> Gerrit-Branch: master </div>
<div style="display:none"> Gerrit-Change-Id: I271e59b794bafc0a7ae0eabbf58918f6d7df431d </div>
<div style="display:none"> Gerrit-Change-Number: 20334 </div>
<div style="display:none"> Gerrit-PatchSet: 6 </div>
<div style="display:none"> Gerrit-Owner: neels <nhofmeyr@sysmocom.de> </div>
<div style="display:none"> Gerrit-Reviewer: Jenkins Builder </div>
<div style="display:none"> Gerrit-Reviewer: laforge <laforge@osmocom.org> </div>
<div style="display:none"> Gerrit-Reviewer: neels <nhofmeyr@sysmocom.de> </div>
<div style="display:none"> Gerrit-MessageType: merged </div>