'status_code' type of incoming SIP messages changed from String to Nu…

…mber.

src/DigestAuthentication.js

@@ -23,7 +23,7 @@ JsSIP.DigestAuthentication = function (ua, request, response) {
       password: ua.configuration.password
     };
 
-  if(response.status_code === '401') {
+  if(response.status_code === 401) {
     authenticate = response.parseHeader('www-authenticate');
   } else {
     authenticate = response.parseHeader('proxy-authenticate');

src/RequestSender.js

@@ -72,10 +72,10 @@ JsSIP.RequestSender.prototype = {
     * Authentication
     * Authenticate once. _challenged_ flag used to avoid infinite authentications.
     */
-    if ((status_code === '401' || status_code === '407') && !this.challenged && this.ua.configuration.password !== null) {
+    if ((status_code === 401 || status_code === 407) && !this.challenged && this.ua.configuration.password !== null) {
       authorization = JsSIP.DigestAuthentication(this.ua, this.request, response);
 
-      if (status_code === '401') {
+      if (status_code === 401) {
         this.request.setHeader('authorization', authorization);
       } else {
         this.request.setHeader('proxy-authorization', authorization);

src/Session.js

@@ -1070,11 +1070,11 @@ JsSIP.Session = (function() {
 
         // RFC3261 14.1.
         // Terminate the dialog if a 408 or 481 is received from a re-Invite.
-        if (status_code === '408' || status_code === '481') {
+        if (status_code === 408 || status_code === 481) {
           this.session.ended('remote', null, JsSIP.c.causes.IN_DIALOG_408_OR_481);
           this.session.onFailure(response);
           this.onReceiveResponse(response);
-        } else if (status_code === '491' && response.method === JsSIP.c.INVITE) {
+        } else if (status_code === 491 && response.method === JsSIP.c.INVITE) {
           if(!this.reatempt && this.session.status !== JsSIP.c.SESSION_TERMINATED) {
             this.request.cseq.value = this.request.dialog.local_seqnum += 1;
             this.reatemptTimer = window.setTimeout(

src/grammar/src/grammar.pegjs

@@ -311,8 +311,8 @@ extension_method  = token
 
 Status_Line     = SIP_Version SP Status_Code SP Reason_Phrase
 
-Status_Code     = extension_code {
-                  data.status_code = input.substring(pos, offset); }
+Status_Code     = status_code: extension_code {
+                  data.status_code = parseInt(status_code.join("")); }
 
 extension_code  = DIGIT DIGIT DIGIT
 

src/utils.js

@@ -108,7 +108,7 @@ JsSIP.utils = {
     var cause;
 
     for (cause in JsSIP.c.SIP_ERROR_CAUSES) {
-      if (JsSIP.c.SIP_ERROR_CAUSES[cause].indexOf(parseInt(status_code, 10)) !== -1) {
+      if (JsSIP.c.SIP_ERROR_CAUSES[cause].indexOf(status_code) !== -1) {
         return cause;
       }
     }