Module: kamailio Branch: master Commit: 87d11496a15806481c9abf963c6dc13faa661b50 URL: https://github.com/kamailio/kamailio/commit/87d11496a15806481c9abf963c6dc13… Author: Victor Seva &lt;vseva(a)sipwise.com&gt; Committer: Victor Seva &lt;linuxmaniac(a)torreviejawireless.org&gt; Date: 2023-04-12T10:56:24+02:00 dialog: dlg_get_var() support early dialogs to_tag can be empty --- Modified: src/modules/dialog/dialog.c Modified: src/modules/dialog/doc/dialog_admin.xml --- Diff: https://github.com/kamailio/kamailio/commit/87d11496a15806481c9abf963c6dc13… Patch: https://github.com/kamailio/kamailio/commit/87d11496a15806481c9abf963c6dc13… --- diff --git a/src/modules/dialog/dialog.c b/src/modules/dialog/dialog.c index 06cd2c75c7..947c4038ed 100644 --- a/src/modules/dialog/dialog.c +++ b/src/modules/dialog/dialog.c @@ -1790,7 +1790,7 @@ static str *ki_dlg_get_var_helper(sip_msg_t *msg, str *sc, str *sf, str *st, str LM_ERR("invalid From tag parameter\n"); return val; } - if(st==NULL || st->s==NULL || st->len == 0) { + if(st==NULL) { LM_ERR("invalid To tag parameter\n"); return val; } @@ -1860,11 +1860,6 @@ static int w_dlg_get_var(struct sip_msg *msg, char *ci, char *ft, char *tt, char LM_ERR("unable to get To Tag\n"); goto error; } - if(st.s==NULL || st.len == 0) - { - LM_ERR("invalid To tag parameter\n"); - goto error; - } if(fixup_get_svalue(msg, (gparam_p)key, &k)!=0) { LM_ERR("unable to get key name\n"); diff --git a/src/modules/dialog/doc/dialog_admin.xml b/src/modules/dialog/doc/dialog_admin.xml index 17600081f5..6350e2df52 100644 --- a/src/modules/dialog/doc/dialog_admin.xml +++ b/src/modules/dialog/doc/dialog_admin.xml @@ -2213,7 +2213,7 @@ if(dlg_get("abcdef", "123", "456")) </para> </listitem> <listitem> - <para><emphasis>ttag</emphasis> - SIP To tag. + <para><emphasis>ttag</emphasis> - SIP To tag. Use "" value to indicate early dialog. </para> </listitem> <listitem>