Incorporated src/unix/gsocket.c 1.86 to 1.92 changes (except 1.90 to 1.91

which was applied by Vadim as 1.9 to 1.10 of src/unix/gsocket.cpp)


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@28515 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/unix/gsockunx.h

@@ -44,6 +44,7 @@ public:
     GAddress *GetPeer();
     GSocketError SetServer();
     GSocket *WaitConnection();
+    int SetReusable();
     GSocketError Connect(GSocketStream stream);
     GSocketError SetNonOriented();
     int Read(char *buffer, int size);
@@ -55,6 +56,9 @@ public:
     void SetCallback(GSocketEventFlags flags,
         GSocketCallback callback, char *cdata);
     void UnsetCallback(GSocketEventFlags flags);
+    GSocketError GetSockOpt(int level, int optname, void *optval, int *optlen);
+    GSocketError SetSockOpt(int level, int optname,
+        const void *optval, int optlen);
     /* API compatibility functions */
     static void _GSocket_Detected_Read(GSocket *socket);
     static void _GSocket_Detected_Write(GSocket *socket);
@@ -172,6 +176,8 @@ inline GSocketError GSocket_SetServer(GSocket *socket)
 {   return socket->SetServer(); }
 inline GSocket *GSocket_WaitConnection(GSocket *socket)
 {   return socket->WaitConnection(); }
+inline int GSocket_SetReusable(GSocket *socket)
+{   return socket->SetReusable(); }
 inline GSocketError GSocket_Connect(GSocket *socket, GSocketStream stream)
 {   return socket->Connect(stream); }
 inline GSocketError GSocket_SetNonOriented(GSocket *socket)
@@ -191,6 +197,12 @@ inline void GSocket_SetCallback(GSocket *socket, GSocketEventFlags flags,
 {   socket->SetCallback(flags,fallback,cdata); }
 inline void GSocket_UnsetCallback(GSocket *socket, GSocketEventFlags flags)
 {   socket->UnsetCallback(flags); }
+inline GSocketError GSocket_GetSockOpt(GSocket *socket, int level, int optname,
+                        void *optval, int *optlen)
+{   return socket->GetSockOpt(level,optname,optval,optlen); }
+inline GSocketError GSocket_SetSockOpt(GSocket *socket, int level, int optname,
+                        const void *optval, int optlen)
+{   return socket->SetSockOpt(level,optname,optval,optlen); }
 
 #endif /* def wxUSE_GSOCKET_CPLUSPLUS */
 

src/unix/gsocket.cpp

@@ -475,7 +475,8 @@ GSocketError GSocketBSD::SetServer()
   /* allow a socket to re-bind if the socket is in the TIME_WAIT
      state after being previously closed.
    */
-  setsockopt(m_fd, SOL_SOCKET, SO_REUSEADDR, (const char*)&arg, sizeof(u_long));
+  if(m_reusable)
+    setsockopt(m_fd, SOL_SOCKET, SO_REUSEADDR, (const char*)&arg, sizeof(u_long));
 
   /* Bind to the local address,
    * retrieve the actual address bound,
@@ -588,6 +589,16 @@ GSocket *GSocketBSD::WaitConnection()
   return connection;
 }
 
+int GSocketBSD::SetReusable()
+{
+    /* socket must not be null, and must not be in use/already bound */
+    if (NULL != this && m_fd == INVALID_SOCKET) {
+        m_reusable = TRUE;
+        return TRUE;
+    }
+    return FALSE;
+}
+
 /* Client specific parts */
 
 /* GSocket_Connect:
@@ -1117,6 +1128,26 @@ void GSocketBSD::UnsetCallback(GSocketEventFlags flags)
 }
 
 
+GSocketError GSocketBSD::GetSockOpt(int level, int optname,
+                                void *optval, int *optlen)
+{
+    if (getsockopt(m_fd, level, optname, optval, optlen) == 0)
+    {
+        return GSOCK_NOERROR;
+    }
+    return GSOCK_OPTERR;
+}
+
+GSocketError GSocketBSD::SetSockOpt(int level, int optname,
+                                const void *optval, int optlen)
+{
+    if (setsockopt(m_fd, level, optname, optval, optlen) == 0)
+    {
+        return GSOCK_NOERROR;
+    }
+    return GSOCK_OPTERR;
+}
+
 #define CALL_CALLBACK(event) {                                  \
   Disable(event);                                      \
   if (m_cbacks[event])                                          \