Changeset 427:3d9f300f3b49 in freeDiameter for extensions/app_sip/locationinfo.c

Timestamp:

Jul 26, 2010, 9:39:27 PM (14 years ago)

Author:

Alexandre Westfahl <awestfahl@freediameter.net>

Branch:

default

Phase:

public

Message:

Added SAR/SAA and UAR/UAA

File:

• extensions/app_sip/locationinfo.c (modified) (4 diffs)

extensions/app_sip/locationinfo.c

@@ -45 +45 @@
         struct avp_hdr *avphdr;
         union avp_value value;
+        int ret=0;
         
         //Result_Code to return in the answer
@@ -58 +59 @@
         ans = *msg;
         
+        //Add the Auth-Application-Id 
+        {
+                CHECK_FCT( fd_msg_avp_new ( sip_dict.Auth_Application_Id, 0, &avp ) );
+                value.i32 = 6;
+                CHECK_FCT( fd_msg_avp_setvalue ( avp, &value ) );
+                CHECK_FCT( fd_msg_avp_add ( ans, MSG_BRW_LAST_CHILD, avp) );
+        }
         // Add the Auth-Session-State AVP 
         {
@@ -69 +77 @@
         }
         
-        //TODO: wait for answer from authors to clear how to find SIP server!
+        
         //Add a SIP_Server_URI
         {
@@ -75 +83 @@
                 CHECK_FCT( fd_msg_avp_hdr( avp, &avphdr )  );
                 
-                //We extract Realm from SIP_AOR
-                char *realm=NULL;
-                
-                
-                realm = strtok( (char *)(avphdr->avp_value->os.data), "@" );
-                realm = strtok( NULL, "@" );
-                
-                if(realm!=NULL)
+                
+                
+                
+                
+                ret=exist_username(avphdr->avp_value->os.data, avphdr->avp_value->os.len);
+                
+                
+                if(ret==2)
+                {//error
+                        /*
+                        If the Diameter server cannot process the Diameter LIR command, e.g.,
+                        due to a database error, the Diameter server MUST set the Result-Code
+                        AVP value to DIAMETER_UNABLE_TO_COMPLY and return it in a Diameter
+                        LIA message.
+                        */
+                        strcpy(result,"DIAMETER_UNABLE_TO_COMPLY");
+                        goto out;
+                }
+                else if(ret==1)
+                {//not found
+                        /*
+                        One of the errors that the Diameter server may find is that the
+                        SIP-AOR AVP value is not a valid user in the realm.  In such cases,
+                        the Diameter server MUST set the Result-Code AVP value to
+                        DIAMETER_ERROR_USER_UNKNOWN and return it in a Diameter LIA message.
+                        
+                        */
+                        strcpy(result,"DIAMETER_ERROR_USER_UNKNOWN");
+                        goto out;
+                }
+                
+                //If we arrive here, the user is known
+                int sipserverurilen;
+                char * sipserver_uri=NULL;
+                
+                ret=get_sipserver_uri(avphdr->avp_value->os.data, avphdr->avp_value->os.len, &sipserver_uri, &sipserverurilen);
+                
+                
+                if(ret==0)
+                {//found
+                        if(sipserver_uri==NULL)
+                        {
+                                //There is a problem because we must get a Diameter_URI here
+                                strcpy(result,"DIAMETER_UNABLE_TO_COMPLY");
+                                goto out;
+                        }
+                        else
+                        {
+                                CHECK_FCT( fd_msg_avp_new ( sip_dict.SIP_Server_URI, 0, &avp ) );
+                                value.os.data=(unsigned char *)sipserver_uri;
+                                value.os.len=sipserverurilen;
+                                CHECK_FCT( fd_msg_avp_setvalue ( avp, &value ) );
+                                CHECK_FCT( fd_msg_avp_add ( ans, MSG_BRW_LAST_CHILD, avp) );
+                                
+                                strcpy(result,"DIAMETER_SUCCESS");
+                        }
+                }
+                else if(ret==1)
+                {//not found
+                        //We don't know this SIP_AOR in SL, that means 
+                        strcpy(result,"DIAMETER_ERROR_USER_UNKNOWN");
+                        goto out;
+                }
+                else
+                {// returned 2, impossible to make request
+                        //We couldn't make the request, we must stop process!
+                        strcpy(result,"DIAMETER_UNABLE_TO_COMPLY");
+                        goto out;
+                }
+                
+                //Adding SIP-Server-Capabilities
+                CHECK_FCT( fd_msg_avp_new ( sip_dict.SIP_Server_Capabilities, 0, &groupedavp ) );
+                //We add mandatory and optional capabilities
+                ret=get_sipserver_cap(avphdr->avp_value->os.data, avphdr->avp_value->os.len, &groupedavp);
+                
+                
+                if(ret==0)
+                {//found
+                if(sipserver_uri==NULL)
                 {
-                        CHECK_FCT( fd_msg_avp_new ( sip_dict.SIP_Server_URI, 0, &avp ) );
-                        value.os.data=(unsigned char *)realm;
-                        value.os.len=strlen(realm);
-                        CHECK_FCT( fd_msg_avp_setvalue ( avp, &value ) );
-                        CHECK_FCT( fd_msg_avp_add ( ans, MSG_BRW_LAST_CHILD, avp) );
+                        //There is a problem because we must get a Diameter_URI here
+                        strcpy(result,"DIAMETER_UNABLE_TO_COMPLY");
+                        CHECK_FCT( fd_msg_free( groupedavp ) );
+                        goto out;
                 }
                 else
                 {
-                        strcpy(result,"DIAMETER_UNABLE_TO_COMPLY");
-                        goto out;
-                }
+                        
+                        CHECK_FCT( fd_msg_avp_add ( ans, MSG_BRW_LAST_CHILD, groupedavp) );
+                        
+                        strcpy(result,"DIAMETER_SUCCESS");
+                }
+                }
+                else if(ret==1)
+                {//not found
+                        //We don't know this SIP_AOR in SL, that means 
+                        strcpy(result,"DIAMETER_ERROR_IDENTITY_NOT_REGISTERED");
+                        CHECK_FCT( fd_msg_free( groupedavp ) );
+                        goto out;
+                }
+                else
+                {// returned 2, impossible to make request
+                        //We couldn't make the request, we must stop process!
+                        strcpy(result,"DIAMETER_UNABLE_TO_COMPLY");
+                        CHECK_FCT( fd_msg_free( groupedavp ) );
+                        goto out;
+                }
+                
+                
+                
         }