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neels gerrit-no-reply at lists.osmocom.orgneels has uploaded this change for review. ( https://gerrit.osmocom.org/c/libosmo-sccp/+/20260 ) Change subject: add osmo_sccp_addr_to_id_c() ...................................................................... add osmo_sccp_addr_to_id_c() Change-Id: Iadd34a167a7712796b2501f6a75b5a8d26a828eb --- M include/osmocom/sigtran/sccp_helpers.h M src/sccp_helpers.c 2 files changed, 42 insertions(+), 0 deletions(-) git pull ssh://gerrit.osmocom.org:29418/libosmo-sccp refs/changes/60/20260/1 diff --git a/include/osmocom/sigtran/sccp_helpers.h b/include/osmocom/sigtran/sccp_helpers.h index 831307d..dc4e115 100644 --- a/include/osmocom/sigtran/sccp_helpers.h +++ b/include/osmocom/sigtran/sccp_helpers.h @@ -63,5 +63,9 @@ const struct osmo_sccp_addr *addr); char *osmo_sccp_addr_to_str_c(void *ctx, const struct osmo_ss7_instance *ss7, const struct osmo_sccp_addr *addr); +int osmo_sccp_addr_to_id_buf(char *buf, size_t buf_len, const struct osmo_ss7_instance *ss7, + const struct osmo_sccp_addr *addr); +char *osmo_sccp_addr_to_id_c(void *ctx, const struct osmo_ss7_instance *ss7, const struct osmo_sccp_addr *addr); + char *osmo_sccp_addr_name(const struct osmo_ss7_instance *ss7, const struct osmo_sccp_addr *addr); char *osmo_sccp_inst_addr_name(const struct osmo_sccp_instance *sccp, const struct osmo_sccp_addr *addr); diff --git a/src/sccp_helpers.c b/src/sccp_helpers.c index fe1133f..70524a0 100644 --- a/src/sccp_helpers.c +++ b/src/sccp_helpers.c @@ -340,6 +340,44 @@ OSMO_NAME_C_IMPL(ctx, 64, "ERROR", osmo_sccp_addr_to_str_buf, ss7, addr) } +/*! like osmo_sccp_addr_to_str_buf, but using only characters passing osmo_identifier_valid(). Useful for FSM and CTRL + * IDs. + * + * The advantage over using osmo_sccp_addr_to_str_buf() followed by osmo_identifier_sanitize_buf() is that here, the + * address elements are separated by ':', while osmo_identifier_sanitize_buf() would replace all characters with the + * same, e.g. '-'. + */ +int osmo_sccp_addr_to_id_buf(char *buf, size_t buf_len, const struct osmo_ss7_instance *ss7, + const struct osmo_sccp_addr *addr) +{ + struct osmo_strbuf sb = { .buf = buf, .len = buf_len }; + char ipbuf[INET6_ADDRSTRLEN]; + + OSMO_STRBUF_PRINTF(sb, "RI-%s", osmo_sccp_routing_ind_name(addr->ri)); + + if (addr->presence & OSMO_SCCP_ADDR_T_PC) + OSMO_STRBUF_PRINTF(sb, ":PC-%s", osmo_ss7_pointcode_print(ss7, addr->pc)); + if (addr->presence & OSMO_SCCP_ADDR_T_SSN) + OSMO_STRBUF_PRINTF(sb, ":SSN-%s", osmo_sccp_ssn_name(addr->ssn)); + if (addr->presence & OSMO_SCCP_ADDR_T_IPv4) + OSMO_STRBUF_PRINTF(sb, ":IP-%s", inet_ntop(AF_INET, &addr->ip.v4, ipbuf, sizeof(ipbuf))); + else if (addr->presence & OSMO_SCCP_ADDR_T_IPv6) + OSMO_STRBUF_PRINTF(sb, ":IP-%s", inet_ntop(AF_INET6, &addr->ip.v6, ipbuf, sizeof(ipbuf))); + if (addr->gt.gti != OSMO_SCCP_GTI_NO_GT || addr->presence & OSMO_SCCP_ADDR_T_GT) + OSMO_STRBUF_PRINTF(sb, ":GTI-%s", osmo_sccp_gti_name(addr->gt.gti)); + if (addr->presence & OSMO_SCCP_ADDR_T_GT) + OSMO_STRBUF_PRINTF(sb, ":GT-%s", osmo_sccp_gt_dump(&addr->gt)); + + /* inet_ntop() and osmo_sccp_gt_dump() may have written non-id chars. */ + osmo_identifier_sanitize_buf(buf, "", '-'); + return sb.chars_needed; +} + +char *osmo_sccp_addr_to_id_c(void *ctx, const struct osmo_ss7_instance *ss7, const struct osmo_sccp_addr *addr) +{ + OSMO_NAME_C_IMPL(ctx, 64, "ERROR", osmo_sccp_addr_to_id_buf, ss7, addr) +} + /* Rather use osmo_sccp_addr_to_str_buf() or osmo_sccp_addr_to_str_c() to not use a static buffer */ char *osmo_sccp_addr_name(const struct osmo_ss7_instance *ss7, const struct osmo_sccp_addr *addr) { -- To view, visit https://gerrit.osmocom.org/c/libosmo-sccp/+/20260 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: libosmo-sccp Gerrit-Branch: master Gerrit-Change-Id: Iadd34a167a7712796b2501f6a75b5a8d26a828eb Gerrit-Change-Number: 20260 Gerrit-PatchSet: 1 Gerrit-Owner: neels <nhofmeyr at sysmocom.de> Gerrit-MessageType: newchange -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/gerrit-log/attachments/20200923/41cd9cfc/attachment.htm>