Module: kamailio Branch: master Commit: 0bc56bd13b343057a62177b1b77e9aa82ae00155 URL: https://github.com/kamailio/kamailio/commit/0bc56bd13b343057a62177b1b77e9aa8...

Author: Daniel-Constantin Mierla miconda@gmail.com Committer: Daniel-Constantin Mierla miconda@gmail.com Date: 2022-06-01T12:58:07+02:00

ims_ipsec_pcscf: new option to skip resetting the dst uri in ipsec_forward()

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Modified: src/modules/ims_ipsec_pcscf/cmd.c

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Diff: https://github.com/kamailio/kamailio/commit/0bc56bd13b343057a62177b1b77e9aa8... Patch: https://github.com/kamailio/kamailio/commit/0bc56bd13b343057a62177b1b77e9aa8...

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diff --git a/src/modules/ims_ipsec_pcscf/cmd.c b/src/modules/ims_ipsec_pcscf/cmd.c index 480191cb44..8fa4d9cf23 100644 --- a/src/modules/ims_ipsec_pcscf/cmd.c +++ b/src/modules/ims_ipsec_pcscf/cmd.c @@ -86,6 +86,8 @@ extern struct tm_binds tmb; #define IPSEC_RURIADDR_SEARCH (1<<3) /* if set - do not use alias for IPSec tunnel received details */ #define IPSEC_NOALIAS_SEARCH (1<<4) +/* if set - do not reset dst uri for IPsec forward */ +#define IPSEC_NODSTURI_RESET (1<<5)

/* if set - delete unused tunnels before every registration */ #define IPSEC_CREATE_DELETE_UNUSED_TUNNELS 0x01 @@ -893,14 +895,13 @@ int ipsec_forward(struct sip_msg *m, udomain_t *d, int _cflags) // from URI //int uri_len = 4 /* strlen("sip:") */ + ci.via_host.len + 5 /* max len of port number */ ;

- if(m->dst_uri.s) { - LM_DBG("resetting dst uri\n"); + if(!(_cflags & IPSEC_NODSTURI_RESET) && (m->dst_uri.s!=NULL)) { + LM_DBG("resetting dst uri [%.*s]\n", m->dst_uri.len, m->dst_uri.s); pkg_free(m->dst_uri.s); m->dst_uri.s = NULL; m->dst_uri.len = 0; }

- char buf[1024]; if(m->first_line.type == SIP_REPLY) { // for Reply get the dest proto from the received request dst_proto = req->rcv.proto; @@ -931,18 +932,21 @@ int ipsec_forward(struct sip_msg *m, udomain_t *d, int _cflags) dst_port = s->port_us; }

- int buf_len = snprintf(buf, sizeof(buf) - 1, "sip:%.*s:%d", ci.via_host.len, - ci.via_host.s, dst_port); + if(!(_cflags & IPSEC_NODSTURI_RESET)) { + char buf[1024]; + int buf_len = snprintf(buf, sizeof(buf) - 1, "sip:%.*s:%d", ci.via_host.len, + ci.via_host.s, dst_port);

- if((m->dst_uri.s = pkg_malloc(buf_len + 1)) == NULL) { - LM_ERR("Error allocating memory for dst_uri\n"); - goto cleanup; - } + if((m->dst_uri.s = pkg_malloc(buf_len + 1)) == NULL) { + LM_ERR("Error allocating memory for dst_uri\n"); + goto cleanup; + }

- memcpy(m->dst_uri.s, buf, buf_len); - m->dst_uri.len = buf_len; - m->dst_uri.s[m->dst_uri.len] = '\0'; - LM_ERR("new destination URI: %.*s\n", m->dst_uri.len, m->dst_uri.s); + memcpy(m->dst_uri.s, buf, buf_len); + m->dst_uri.len = buf_len; + m->dst_uri.s[m->dst_uri.len] = '\0'; + LM_ERR("new destination URI: %.*s\n", m->dst_uri.len, m->dst_uri.s); + }

// Set send socket struct socket_info *client_sock = grep_sock_info(