Add a socket type for socket layer

socket/http.c

@@ -123,7 +123,7 @@ nice_http_socket_new (NiceSocket *base_socket,
     priv->recv_buf_fill = 0;
     priv->content_length = 0;
 
-
+    sock->type = NICE_SOCKET_TYPE_HTTP;
     sock->fileno = priv->base_socket->fileno;
     sock->addr = priv->base_socket->addr;
     sock->send_messages = socket_send_messages;

socket/pseudossl.c

@@ -111,6 +111,7 @@ nice_pseudossl_socket_new (NiceSocket *base_socket)
   priv->handshaken = FALSE;
   priv->base_socket = base_socket;
 
+  sock->type = NICE_SOCKET_TYPE_PSEUDOSSL;
   sock->fileno = priv->base_socket->fileno;
   sock->addr = priv->base_socket->addr;
   sock->send_messages = socket_send_messages;

socket/socket.h

@@ -55,9 +55,23 @@ G_BEGIN_DECLS
 
 typedef struct _NiceSocket NiceSocket;
 
+typedef enum {
+  NICE_SOCKET_TYPE_UDP_BSD,
+  NICE_SOCKET_TYPE_TCP_BSD,
+  NICE_SOCKET_TYPE_PSEUDOSSL,
+  NICE_SOCKET_TYPE_HTTP,
+  NICE_SOCKET_TYPE_SOCKS5,
+  NICE_SOCKET_TYPE_TURN,
+  NICE_SOCKET_TYPE_TCP_TURN,
+  NICE_SOCKET_TYPE_TCP_ACTIVE,
+  NICE_SOCKET_TYPE_TCP_PASSIVE,
+  NICE_SOCKET_TYPE_TCP_SO
+} NiceSocketType;
+
 struct _NiceSocket
 {
   NiceAddress addr;
+  NiceSocketType type;
   GSocket *fileno;
   /* Implementations must handle any value of n_recv_messages, including 0. Iff
    * n_recv_messages is 0, recv_messages may be NULL. */

socket/socks5.c

@@ -104,6 +104,7 @@ nice_socks5_socket_new (NiceSocket *base_socket,
     priv->username = g_strdup (username);
     priv->password = g_strdup (password);
 
+    sock->type = NICE_SOCKET_TYPE_SOCKS5;
     sock->fileno = priv->base_socket->fileno;
     sock->addr = priv->base_socket->addr;
     sock->send_messages = socket_send_messages;

socket/tcp-bsd.c

@@ -172,6 +172,7 @@ nice_tcp_bsd_socket_new (GMainContext *ctx, NiceAddress *addr)
   priv->server_addr = *addr;
   priv->error = FALSE;
 
+  sock->type = NICE_SOCKET_TYPE_TCP_BSD;
   sock->fileno = gsock;
   sock->send_messages = socket_send_messages;
   sock->recv_messages = socket_recv_messages;

socket/tcp-turn.c

@@ -84,6 +84,7 @@ nice_tcp_turn_socket_new (NiceSocket *base_socket,
   priv->compatibility = compatibility;
   priv->base_socket = base_socket;
 
+  sock->type = NICE_SOCKET_TYPE_TCP_TURN;
   sock->fileno = priv->base_socket->fileno;
   sock->addr = priv->base_socket->addr;
   sock->send_messages = socket_send_messages;

socket/turn.c

@@ -227,13 +227,16 @@ nice_turn_socket_new (GMainContext *ctx, NiceAddress *addr,
           (GEqualFunc) nice_address_equal,
           (GDestroyNotify) nice_address_free,
           priv_send_data_queue_destroy);
-  sock->addr = *addr;
+
+  sock->type = NICE_SOCKET_TYPE_TURN;
   sock->fileno = base_socket->fileno;
+  sock->addr = *addr;
   sock->send_messages = socket_send_messages;
   sock->recv_messages = socket_recv_messages;
   sock->is_reliable = socket_is_reliable;
   sock->close = socket_close;
   sock->priv = (void *) priv;
+
   return sock;
 }
 

socket/udp-bsd.c

@@ -141,6 +141,7 @@ nice_udp_bsd_socket_new (NiceAddress *addr)
   priv = sock->priv = g_slice_new0 (struct UdpBsdSocketPrivate);
   nice_address_init (&priv->niceaddr);
 
+  sock->type = NICE_SOCKET_TYPE_UDP_BSD;
   sock->fileno = gsock;
   sock->send_messages = socket_send_messages;
   sock->recv_messages = socket_recv_messages;