SIP: Extract IMSI from SIP URI

[lcr.git] / sip.cpp

diff --git a/sip.cpp b/sip.cpp
index a678449..4e33421 100644 (file)
--- a/sip.cpp
+++ b/sip.cpp
@@ -1314,7 +1314,8 @@ int Psip::parse_sdp(sip_t const *sip, unsigned int *ip, unsigned short *port, ui
 void Psip::i_invite(int status, char const *phrase, nua_t *nua, nua_magic_t *magic, nua_handle_t *nh, nua_hmagic_t *hmagic, sip_t const *sip, tagi_t tagss[])
 {
        struct sip_inst *inst = (struct sip_inst *) p_s_sip_inst;
-       const char *from = "", *to = "";
+       const char *from = "", *to = "", *name = "";
+       char imsi[16] = "";
        int ret;
        class Endpoint *epoint;
        struct lcr_msg *message;
@@ -1330,10 +1331,22 @@ void Psip::i_invite(int status, char const *phrase, nua_t *nua, nua_magic_t *mag
                return;
        }
 
-       if (sip->sip_from && sip->sip_from->a_url)
-               from = sip->sip_from->a_url->url_user;
-       if (sip->sip_to && sip->sip_to->a_url)
-               to = sip->sip_to->a_url->url_user;
+       if (sip->sip_from) {
+               if (sip->sip_from->a_url)
+                       from = sip->sip_from->a_url->url_user;
+               if (sip->sip_from->a_display) {
+                       name = sip->sip_from->a_display;
+                       if (!strncmp(name, "\"IMSI", 5)) {
+                               strncpy(imsi, name + 5, 15);
+                               imsi[15] = '\0';
+                               name = "";
+                       }
+               }
+       }
+       if (sip->sip_to) {
+               if (sip->sip_to->a_url)
+                       to = sip->sip_to->a_url->url_user;
+       }
        PDEBUG(DEBUG_SIP, "invite received (%s->%s)\n", from, to);
 
        sip_trace_header(this, "Payload received", DIRECTION_NONE);
@@ -1408,6 +1421,12 @@ void Psip::i_invite(int status, char const *phrase, nua_t *nua, nua_magic_t *mag
                p_callerinfo.ntype = INFO_NTYPE_UNKNOWN;
                SCPY(p_callerinfo.id, from);
                add_trace("calling", "number", "%s", from);
+               SCPY(p_callerinfo.name, name);
+               if (name[0])
+                       add_trace("calling", "name", "%s", name);
+               SCPY(p_callerinfo.imsi, imsi);
+               if (imsi[0])
+                       add_trace("calling", "imsi", "%s", imsi);
        }
        SCPY(p_callerinfo.interface, inst->interface_name);
        /* dialing information */