Module: kamailio Branch: master Commit: d613f30214782d47ed0aab8bf2fb55329d87862a URL: https://github.com/kamailio/kamailio/commit/d613f30214782d47ed0aab8bf2fb5532...

Author: Daniel-Constantin Mierla miconda@gmail.com Committer: Daniel-Constantin Mierla miconda@gmail.com Date: 2025-01-21T21:43:06+01:00

core: reworked how rport, received and extra params are added to first via of generated replies

---

Modified: src/core/msg_translator.c

---

Diff: https://github.com/kamailio/kamailio/commit/d613f30214782d47ed0aab8bf2fb5532... Patch: https://github.com/kamailio/kamailio/commit/d613f30214782d47ed0aab8bf2fb5532...

---

diff --git a/src/core/msg_translator.c b/src/core/msg_translator.c index 7ad113aa955..6cd65716625 100644 --- a/src/core/msg_translator.c +++ b/src/core/msg_translator.c @@ -2667,57 +2667,50 @@ char *build_res_buf_from_sip_req(unsigned int code, str *text, str *new_tag, if(unlikely(httpreq)) pvia = p; if(hdr == msg->h_via1) { - if(rport_buf) { - if(msg->via1->rport) { /* delete the old one */ - /* copy until rport */ - append_str_trans(p, hdr->name.s, - msg->via1->rport->start - hdr->name.s - 1, - msg); - /* copy new rport */ - append_str(p, rport_buf, rport_len); - /* copy the rest of the via */ - append_str_trans(p, - msg->via1->rport->start - + msg->via1->rport->size, - hdr->body.s + hdr->body.len - - msg->via1->rport->start - - msg->via1->rport->size, - msg); - } else if(msg->via1->branch) { /* add after branch */ - /* copy until after branch */ - append_str_trans(p, hdr->name.s, - msg->via1->branch->start - hdr->name.s - + msg->via1->branch->size, - msg); - /* copy new rport */ - append_str(p, rport_buf, rport_len); - /* copy the rest of the via */ - append_str_trans(p, - msg->via1->branch->start - + msg->via1->branch->size, - hdr->body.s + hdr->body.len - - msg->via1->branch->start - - msg->via1->branch->size, - msg); - } else { /* just append the new one */ - /* normal whole via copy */ - append_str_trans(p, hdr->name.s, - (hdr->body.s + hdr->body.len) - hdr->name.s, - msg); - append_str(p, rport_buf, rport_len); - } - } else { - /* normal whole via copy */ + if(rport_buf && msg->via1->rport) { /* replace old rport */ + /* copy until rport */ + append_str_trans(p, hdr->name.s, + msg->via1->rport->start - hdr->name.s - 1, msg); + } else if(msg->via1->branch) { /* add after branch */ + append_str_trans(p, hdr->name.s, + msg->via1->branch->start - hdr->name.s + + msg->via1->branch->size, + msg); + } else { /* append after header */ append_str_trans(p, hdr->name.s, (hdr->body.s + hdr->body.len) - hdr->name.s, msg); } + if(rport_buf) { + /* add rport */ + append_str(p, rport_buf, rport_len); + } if(received_buf) { + /* add received */ append_str(p, received_buf, received_len); } if(xparams.len > 0) { + /* add extra parameters */ append_str(p, xparams.s, xparams.len); } + /* copy the rest of the via */ + if(rport_buf && msg->via1->rport) { + append_str_trans(p, + msg->via1->rport->start + + msg->via1->rport->size, + hdr->body.s + hdr->body.len + - msg->via1->rport->start + - msg->via1->rport->size, + msg); + } else if(msg->via1->branch) { + append_str_trans(p, + msg->via1->branch->start + + msg->via1->branch->size, + hdr->body.s + hdr->body.len + - msg->via1->branch->start + - msg->via1->branch->size, + msg); + } } else { /* normal whole via copy */ append_str_trans(p, hdr->name.s,