TT#170203 determine SIP method code early

With this we can directly use the method code for decision making
purposes before the CDR generation routine runs.

Change-Id: I8967e77e6cd717bb4d3342a1bf7052c33d0f9b45

cdr.c

@@ -94,30 +94,23 @@ int cdr_process_records(GQueue *records, uint64_t *ext_count,
         if (e->timed_out)
             timed_out = 1;
 
-        if(!e->valid)
-        {
-            ++msg_unknowns;
-            e->method = MED_UNRECOGNIZED;
-        }
-        else if(strcmp(e->sip_method, MSG_INVITE) == 0)
+        if(e->method == MED_INVITE)
         {
             ++msg_invites;
-            e->method = MED_INVITE;
             if(strncmp("200", e->sip_code, 3) == 0)
             {
                 ++invite_200;
             }
         }
-        else if(strcmp(e->sip_method, MSG_BYE) == 0)
+        else if(e->method == MED_BYE)
         {
             ++msg_byes;
-            e->method = MED_BYE;
         }
         else
         {
-            L_DEBUG("Unrecognized record with method '%s' for cid '%s'\n", e->sip_method, callid);
+            if (e->valid)
+                L_DEBUG("Unrecognized record with method '%s' for cid '%s'\n", e->sip_method, callid);
             ++msg_unknowns;
-            e->method = MED_UNRECOGNIZED;
         }
 
         if (check_shutdown())
@@ -1623,4 +1616,21 @@ void cdr_parse_entry(med_entry_t *e)
     {
         e->dst_leg_json = json_tokener_parse(e->dst_leg);
     }
+
+    if (!e->valid)
+    {
+        e->method = MED_UNRECOGNIZED;
+    }
+    else if (strcmp(e->sip_method, MSG_INVITE) == 0)
+    {
+        e->method = MED_INVITE;
+    }
+    else if (strcmp(e->sip_method, MSG_BYE) == 0)
+    {
+        e->method = MED_BYE;
+    }
+    else
+    {
+        e->method = MED_UNRECOGNIZED;
+    }
 }

records.c

@@ -46,10 +46,9 @@ int records_complete(GQueue *records)
     for (GList *l = records->head; l; l = l->next)
     {
         med_entry_t *s = l->data;
-        if (s->sip_method[0] == 'I' && s->sip_method[1] == 'N' && s->sip_method[2] == 'V' &&
-                s->sip_code[0] == '2') {
+        if (s->method == MED_INVITE && s->sip_code[0] == '2') {
             has_inv_200 |= 1;
-        } else if (s->sip_method[0] == 'B' && s->sip_method[1] == 'Y' && s->sip_method[2] == 'E') {
+        } else if (s->method == MED_BYE) {
             has_bye |= 1;
         }
     }