Diff: Socket.cpp
- Revision:
- 0:f6f434d9a03a
diff -r 000000000000 -r f6f434d9a03a Socket.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/Socket.cpp Sat Dec 17 02:17:39 2011 +0000
@@ -0,0 +1,140 @@
+/*
+Copyright (c) 2010 Peter Barrett
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "Utils.h"
+#include "Socket.h"
+
+#define MAX_SOCKET_HANDLERS 3
+#define MAX_SOCKETS 16
+
+class SocketInternalPad
+{
+ public:
+ SocketInternal si;
+ u8 pad[8];
+};
+
+class SocketManager
+{
+ SocketHandler* _handlers[MAX_SOCKET_HANDLERS];
+ SocketInternalPad _sockets[MAX_SOCKETS];
+
+ public:
+ SocketManager()
+ {
+ memset(_handlers,0,sizeof(_handlers));
+ memset(_sockets,0,sizeof(_sockets));
+ }
+
+ SocketHandler* GetHandler(int type)
+ {
+ if (type < 1 || type > MAX_SOCKET_HANDLERS)
+ return 0;
+ return _handlers[type - 1];
+ }
+
+ SocketInternal* GetInternal(int s)
+ {
+ if (s < 1 || s > MAX_SOCKETS)
+ return 0;
+ return &_sockets[s - 1].si;
+ }
+
+ int RegisterSocketHandler(int type, SocketHandler* handler)
+ {
+ if (type < 1 || type > MAX_SOCKET_HANDLERS)
+ return ERR_SOCKET_TYPE_NOT_FOUND;
+ _handlers[type - 1] = handler;
+ return 0;
+ }
+
+ int Open(int type, SocketAddrHdr* addr, SocketCallback callback, void* userData)
+ {
+ SocketHandler* h = GetHandler(type);
+ if (!h)
+ return ERR_SOCKET_TYPE_NOT_FOUND;
+
+ for (int i = 0; i < MAX_SOCKETS; i++)
+ {
+ SocketInternal* si = (SocketInternal*)(_sockets+i);
+ if (si->ID == 0)
+ {
+ si->ID = i+1;
+ si->Type = type;
+ si->Callback = callback;
+ si->userData = userData;
+ return h->Open(si,addr);
+ }
+ }
+ return ERR_SOCKET_NONE_LEFT;
+ }
+
+ int Send(int socket, const u8* data, int len)
+ {
+ SocketInternal* si = GetInternal(socket);
+ if (!si || si->ID != socket)
+ return ERR_SOCKET_NOT_FOUND;
+ return GetHandler(si->Type)->Send(si,data,len);
+ }
+
+ int Close(int socket)
+ {
+ SocketInternal* si = GetInternal(socket);
+ if (!si || si->ID != socket)
+ return ERR_SOCKET_NOT_FOUND;
+ si->ID = 0;
+ return GetHandler(si->Type)->Close(si);
+ }
+};
+
+SocketManager gSocketManager;
+
+int Socket_Open(int type, SocketAddrHdr* addr, SocketCallback callback, void* userData)
+{
+ return gSocketManager.Open(type,addr,callback,userData);
+}
+
+int Socket_Send(int socket, const u8* data, int len)
+{
+ return gSocketManager.Send(socket,data,len);
+}
+
+int Socket_Close(int socket)
+{
+ return gSocketManager.Close(socket);
+}
+
+int RegisterSocketHandler(int type, SocketHandler* handler)
+{
+ return gSocketManager.RegisterSocketHandler(type,handler);
+}
+
+SocketInternal* GetSocketInternal(int socket)
+{
+ return gSocketManager.GetInternal(socket);
+}
+