Module: kamailio Branch: master Commit: 96ca5c95e9380a56d886fad699a5966b7b00f5b6 URL: https://github.com/kamailio/kamailio/commit/96ca5c95e9380a56d886fad699a5966… Author: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Committer: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Date: 2017-01-17T11:54:57+01:00 tm: generate from tag if not provided for request_within() - related to GH #931 --- Modified: src/modules/tm/t_msgbuilder.c --- Diff: https://github.com/kamailio/kamailio/commit/96ca5c95e9380a56d886fad699a5966… Patch: https://github.com/kamailio/kamailio/commit/96ca5c95e9380a56d886fad699a5966… --- diff --git a/src/modules/tm/t_msgbuilder.c b/src/modules/tm/t_msgbuilder.c index dadba50..5a20dcf 100644 --- a/src/modules/tm/t_msgbuilder.c +++ b/src/modules/tm/t_msgbuilder.c @@ -1491,11 +1491,20 @@ char* build_uac_req(str* method, str* headers, str* body, dlg_t* dialog, str content_length, cseq, via; unsigned int maxfwd_len; int tbracket, fbracket; + str fromtag = STR_NULL; + str loc_tag = STR_NULL; if (!method || !dialog) { LM_ERR("invalid parameter value\n"); return 0; } + + if (dialog->id.loc_tag.len<=0) { + /* From Tag is mandatory in RFC3261 - generate one if not provided */ + generate_fromtag(&fromtag, &dialog->id.call_id); + loc_tag = dialog->id.loc_tag; + dialog->id.loc_tag = fromtag; + } if (print_content_length(&content_length, body) < 0) { LM_ERR("error while printing content-length\n"); return 0; @@ -1580,6 +1589,9 @@ char* build_uac_req(str* method, str* headers, str* body, dlg_t* dialog, memapp(w, via.s, via.len); /* Top-most Via */ w = print_to(w, dialog, t, tbracket); /* To */ w = print_from(w, dialog, t, fbracket); /* From */ + if(fromtag.len>0) { + dialog->id.loc_tag = loc_tag; + } w = print_cseq(w, &cseq, method, t); /* CSeq */ w = print_callid(w, dialog, t); /* Call-ID */ w = print_routeset(w, dialog); /* Route set */