* src/stream_output/announce.c:
authorSam Hocevar <sam@videolan.org>
Wed, 25 Jun 2003 23:46:19 +0000 (23:46 +0000)
committerSam Hocevar <sam@videolan.org>
Wed, 25 Jun 2003 23:46:19 +0000 (23:46 +0000)
    + Fixed a multiline string.
    + Coding style fixes.

src/stream_output/announce.c

index 17bc34d..61eaeeb 100644 (file)
 /*****************************************************************************
  * sout_SAPNew: Creates a SAP Session
  *****************************************************************************/
-sap_session_t * sout_SAPNew ( sout_instance_t *p_sout , 
-                char * psz_url_arg , char *psz_port_arg , 
-                char * psz_name_arg, int ip_version, 
+sap_session_t * sout_SAPNew ( sout_instance_t *p_sout ,
+                char * psz_url_arg , char *psz_port_arg ,
+                char * psz_name_arg, int ip_version,
                 char * psz_v6_scope )
 {
-      
     sap_session_t       *p_new; /* The SAP structure */
     module_t            *p_network; /* Network module */
     network_socket_t    socket_desc; /* Socket descriptor */
     char                psz_network[6]; /* IPv4 or IPv6 */
-    char                *sap_ipv6_addr=NULL; /* IPv6 built address */     
-    
-    /* Allocate the SAP structure */ 
+    char                *sap_ipv6_addr=NULL; /* IPv6 built address */
+
+    /* Allocate the SAP structure */
     p_new = (sap_session_t *)malloc( sizeof ( sap_session_t ) ) ;
     if ( !p_new )
     {
-        msg_Err( p_sout, "No memory left" );        
+        msg_Err( p_sout, "No memory left" );
         return NULL;
     }
-                
+
     /* Fill the information in the structure */
     sprintf ( p_new->psz_url , "%s" , psz_url_arg );
     sprintf ( p_new->psz_name , "%s" , psz_name_arg );
@@ -74,12 +73,12 @@ sap_session_t * sout_SAPNew ( sout_instance_t *p_sout ,
     sprintf ( p_new->psz_port, "%s" , psz_port_arg );
 
     p_new->i_ip_version = ip_version;
-                        
+
     /* Only "6" triggers IPv6. IPv4 is default */
-    if(ip_version != 6)
+    if( ip_version != 6 )
     {
         msg_Dbg( p_sout , "Creating IPv4 SAP socket" );
-        
+
         /* Fill the socket descriptor */
         socket_desc.i_type            = NETWORK_UDP;
         socket_desc.psz_bind_addr     = "";
@@ -87,9 +86,9 @@ sap_session_t * sout_SAPNew ( sout_instance_t *p_sout ,
         socket_desc.psz_server_addr   = SAP_IPV4_ADDR;
         socket_desc.i_server_port     = SAP_PORT;
         socket_desc.i_handle          = 0;
-       
-        /* Call the network module */ 
-        sprintf ( psz_network, "ipv4" ); 
+
+        /* Call the network module */
+        sprintf ( psz_network, "ipv4" );
         p_sout->p_private=(void*) &socket_desc;
         if( !( p_network = module_Need( p_sout, "network", psz_network ) ) )
         {
@@ -97,42 +96,41 @@ sap_session_t * sout_SAPNew ( sout_instance_t *p_sout ,
              return NULL;
         }
         module_Unneed( p_sout, p_network );
-              
+
         p_new->socket   =       socket_desc.i_handle;
         if(p_new->socket <= 0 )
         {
             msg_Warn( p_sout, "Unable to initialize SAP" );
             return NULL;
         }
-        
     }
     else
     {
-        msg_Dbg(p_sout , "Creating IPv6 SAP socket with scope %s" 
+        msg_Dbg(p_sout , "Creating IPv6 SAP socket with scope %s"
                         , psz_v6_scope );
 
         /* Initialize and build the IPv6 address to broadcast to */
         sap_ipv6_addr = (char *)malloc(28*sizeof(char));
         if ( !sap_ipv6_addr )
         {
-            msg_Err( p_sout, "No memory left" );        
+            msg_Err( p_sout, "No memory left" );
             return NULL;
         }
         sprintf(sap_ipv6_addr,"%s%c%s",
                          SAP_IPV6_ADDR_1,
                          psz_v6_scope[0],
-                         SAP_IPV6_ADDR_2); 
+                         SAP_IPV6_ADDR_2);
 
         /* Fill the socket descriptor */
         socket_desc.i_type        = NETWORK_UDP;
-        socket_desc.psz_bind_addr = ""; 
+        socket_desc.psz_bind_addr = "";
         socket_desc.i_bind_port   = 0;
         socket_desc.psz_server_addr = sap_ipv6_addr;
         socket_desc.i_server_port     = SAP_PORT;
         socket_desc.i_handle          = 0;
-            
-        sprintf ( psz_network, "ipv6" ); 
-        
+
+        sprintf ( psz_network, "ipv6" );
+
         /* Call the network module */
         p_sout->p_private=(void*) &socket_desc;
         if( !( p_network = module_Need( p_sout, "network", psz_network ) ) )
@@ -141,137 +139,135 @@ sap_session_t * sout_SAPNew ( sout_instance_t *p_sout ,
             return NULL;
         }
         module_Unneed( p_sout, p_network );
-               
+
         p_new->socket   =       socket_desc.i_handle;
 
         if(p_new->socket <= 0 )
         {
-             msg_Warn( p_sout, "Unable to initialize SAP" );
-             return NULL;
-         }
-                
+            msg_Warn( p_sout, "Unable to initialize SAP" );
+            return NULL;
+        }
 
         /* Free what we allocated */
         if( sap_ipv6_addr ) free(sap_ipv6_addr);
     }
-            
+
     msg_Dbg (p_sout,"SAP initialization complete");
-  
+
     return(p_new);
 }
 
 /*****************************************************************************
- * sout_SAPDelete: Deletes a SAP Session 
+ * sout_SAPDelete: Deletes a SAP Session
  *****************************************************************************/
 void sout_SAPDelete( sout_instance_t *p_sout , sap_session_t * p_this )
 {
-        if( close(p_this->socket) )
-                msg_Err ( p_sout, "Unable to close SAP socket");
-        
-        if( p_this ) free( p_this );        
-}       
+    if( close(p_this->socket) )
+    {
+        msg_Err ( p_sout, "Unable to close SAP socket");
+    }
+
+    if( p_this ) free( p_this );
+}
 
 /*****************************************************************************
- * sout_SAPSend: Sends a SAP packet 
+ * sout_SAPSend: Sends a SAP packet
  *****************************************************************************/
 void sout_SAPSend( sout_instance_t *p_sout, sap_session_t * p_this)
 {
-        
     char *sap_head;                         /* SAP header */
     char sap_msg[1000];                     /* SDP content */
     char *sap_send;                         /* What we send */
-    char *payload_type="application/sdp";   
+    char *payload_type="application/sdp";
     int i_send_result=0;                    /* Result of send */
     int i;
     int i_header_size;                      /* SAP header size */
     int i_msg_size;                         /* SDP content size */
     int i_size;                             /* Total size */
-    
+
     /* We send a packet every 24 calls to the function */
     if( p_this->sendnow == 24 )
     {
         i_header_size = 9 + strlen( payload_type );
         sap_head = ( char * )malloc( i_header_size * sizeof( char ) );
-        
-        if( ! sap_head )         
+
+        if( ! sap_head )
         {
             msg_Warn( p_sout , "No memory left");
             return;
-        }       
-         
+        }
+
         /* Create the SAP headers */
         sap_head[0]=0x20; /* Means IPv4, not encrypted, not compressed */
         sap_head[1]=0x00; /* No authentification */
         sap_head[2]=0x42; /* Version */
         sap_head[3]=0x12; /* Version */
-          
+
         sap_head[4]=0x01; /* Source IP  FIXME: we should get the real address */
         sap_head[5]=0x02; /* idem */
         sap_head[6]=0x03; /* idem */
         sap_head[7]=0x04; /* idem */
-          
+
         strncpy( sap_head+8 , payload_type , 15 );
-        sap_head[ i_header_size-1 ] = '\0'; 
-       
+        sap_head[ i_header_size-1 ] = '\0';
+
         /* Create the SDP content */
-        /* Do not add spaces at beginning of the lines ! */  
-          sprintf(sap_msg,"v=0\n\
-o=VideoLAN 3247692199 3247895918 IN IP4 VideoLAN\n\
-s=%s\n\
-u=VideoLAN\n\
-t=0 0\n\
-m=audio %s udp 14\n\
-c=IN IP4 %s/15\n\
-a=type:test\n", p_this->psz_name , p_this->psz_port , p_this->psz_url );
-     
-       i_msg_size = strlen( sap_msg );     
-       i_size = i_msg_size + i_header_size;
-     
-       /* Create the message */
-       sap_send = ( char* )malloc( i_size*sizeof(char) ); 
-       if(! sap_send)
-       {
-           msg_Err( p_sout ,  "No memory left") ;
-          return;
-       } 
-      
-       for(i=0 ; i<i_header_size ; i++)
-       {
-           sap_send[i] = sap_head[i];
-       }
-       
-       for( ;  i<i_size; i++)
-       {
-           sap_send[i] = sap_msg[i-i_header_size];
-       }
-    
-      if(i_size<1024) /* We mustn't send packets larger than 1024B */     
-      {
-          if( p_this->i_ip_version == 6)
-          {
-               i_send_result =  send( p_this->socket , sap_send ,
-                           i_size , 0 );
-          } 
-          else
-          {
-                i_send_result =  send( p_this->socket , sap_send ,
-                             i_size , 0 );
-           }
-      }
-     
-      if(i_send_result == -1)
-      {
-          msg_Warn(p_sout , "SAP Send failed on socket %i. " ,
-                          p_this->socket );
-          perror("sendto"); 
-       }
-      
-       p_this->sendnow = 0;
-       
-       /* Free what we allocated */
-       if(sap_send) free(sap_send);
-       if(sap_head) free(sap_head);
-   }
-    
-   p_this->sendnow++;  
+        /* Do not add spaces at beginning of the lines ! */
+        sprintf( sap_msg, "v=0\n"
+                          "o=VideoLAN 3247692199 3247895918 IN IP4 VideoLAN\n"
+                          "s=%s\n"
+                          "u=VideoLAN\n"
+                          "t=0 0\n"
+                          "m=audio %s udp 14\n"
+                          "c=IN IP4 %s/15\n"
+                          "a=type:test\n",
+                 p_this->psz_name , p_this->psz_port , p_this->psz_url );
+
+        i_msg_size = strlen( sap_msg );
+        i_size = i_msg_size + i_header_size;
+
+        /* Create the message */
+        sap_send = ( char* )malloc( i_size*sizeof(char) );
+        if( !sap_send )
+        {
+            msg_Err( p_sout ,  "No memory left") ;
+            return;
+        }
+
+        for( i = 0 ; i < i_header_size ; i++ )
+        {
+            sap_send[i] = sap_head[i];
+        }
+
+        for( ;  i < i_size ; i++ )
+        {
+            sap_send[i] = sap_msg[i-i_header_size];
+        }
+
+        if( i_size < 1024 ) /* We mustn't send packets larger than 1024B */
+        {
+            if( p_this->i_ip_version == 6)
+            {
+                i_send_result =  send( p_this->socket, sap_send, i_size, 0 );
+            }
+            else
+            {
+                i_send_result =  send( p_this->socket, sap_send, i_size, 0 );
+            }
+        }
+
+        if( i_send_result == -1 )
+        {
+            msg_Warn(p_sout, "SAP send failed on socket %i", p_this->socket );
+            perror("sendto");
+        }
+
+        p_this->sendnow = 0;
+
+        /* Free what we allocated */
+        if(sap_send) free(sap_send);
+        if(sap_head) free(sap_head);
+    }
+
+    p_this->sendnow++;
 }