[sr-dev] git:master:1984d4a0: core: parser - helper function to return URI format for local rcv socket

Module: kamailio Branch: master Commit: 1984d4a063a175803b2852c14dcadd8839b4ad83 URL: https://github.com/kamailio/kamailio/commit/1984d4a063a175803b2852c14dcadd8… Author: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Committer: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Date: 2017-06-27T15:53:49+02:00 core: parser - helper function to return URI format for local rcv socket --- Modified: src/core/parser/msg_parser.c Modified: src/core/parser/msg_parser.h --- Diff: https://github.com/kamailio/kamailio/commit/1984d4a063a175803b2852c14dcadd8… Patch: https://github.com/kamailio/kamailio/commit/1984d4a063a175803b2852c14dcadd8… --- diff --git a/src/core/parser/msg_parser.c b/src/core/parser/msg_parser.c index 2a4f2bb593..84a7ba6ff5 100644 --- a/src/core/parser/msg_parser.c +++ b/src/core/parser/msg_parser.c @@ -1102,6 +1102,91 @@ int get_src_uri(sip_msg_t *m, int tmode, str *uri) return 0; } +/** + * get received-on-socket ip, port and protocol in SIP URI format + * - tmode - 0: short format (transport=udp is not added, being default) + */ +int get_rcv_socket_uri(sip_msg_t *m, int tmode, str *uri) +{ + static char buf[MAX_URI_SIZE]; + char* p; + str ip, port; + int len; + str proto; + + if (!uri || !m || !m->rcv.bind_address) { + ERR("invalid parameter value\n"); + return -1; + } + + if(tmode==0) { + switch(m->rcv.proto) { + case PROTO_NONE: + case PROTO_UDP: + proto.s = 0; /* Do not add transport parameter, UDP is default */ + proto.len = 0; + break; + default: + if(get_valid_proto_string(m->rcv.proto, 1, 0, &proto)<0) { + ERR("unknown transport protocol\n"); + return -1; + } + } + } else { + if(get_valid_proto_string(m->rcv.proto, 1, 0, &proto)<0) { + ERR("unknown transport protocol\n"); + return -1; + } + } + + ip.s = m->rcv.bind_address->address_str.s; + ip.len = m->rcv.bind_address->address_str.len; + + port.s = m->rcv.bind_address->port_no_str.s; + port.len = m->rcv.bind_address->port_no_str.len; + + len = 4 + ip.len + 2*(m->rcv.src_ip.af==AF_INET6)+ 1 + port.len; + if (proto.s) { + len += TRANSPORT_PARAM_LEN; + len += proto.len; + } + + if (len > MAX_URI_SIZE) { + ERR("buffer too small\n"); + return -1; + } + + p = buf; + memcpy(p, "sip:", 4); + p += 4; + + if (m->rcv.src_ip.af==AF_INET6) + *p++ = '['; + memcpy(p, ip.s, ip.len); + p += ip.len; + if (m->rcv.src_ip.af==AF_INET6) + *p++ = ']'; + + *p++ = ':'; + + memcpy(p, port.s, port.len); + p += port.len; + + if (proto.s) { + memcpy(p, TRANSPORT_PARAM, TRANSPORT_PARAM_LEN); + p += TRANSPORT_PARAM_LEN; + + memcpy(p, proto.s, proto.len); + p += proto.len; + } + + uri->s = buf; + uri->len = len; + + return 0; +} + + /*! \brief returns a pointer to the begining of the msg's body */ char* get_body(sip_msg_t* const msg) diff --git a/src/core/parser/msg_parser.h b/src/core/parser/msg_parser.h index 13a30d1570..dd5f498a12 100644 --- a/src/core/parser/msg_parser.h +++ b/src/core/parser/msg_parser.h @@ -498,4 +498,9 @@ void msg_ldata_reset(sip_msg_t*); */ int get_src_uri(sip_msg_t *m, int tmode, str *uri); +/** + * get received-on-socket ip, port and protocol in SIP URI format + */ +int get_rcv_socket_uri(sip_msg_t *m, int tmode, str *uri); + #endif