TCPAsynch.h

00001 /*
00002  * PackageLicenseDeclared: Apache-2.0
00003  * Copyright (c) 2015 ARM Limited
00004  *
00005  * Licensed under the Apache License, Version 2.0 (the "License");
00006  * you may not use this file except in compliance with the License.
00007  * You may obtain a copy of the License at
00008  *
00009  *     http://www.apache.org/licenses/LICENSE-2.0
00010  *
00011  * Unless required by applicable law or agreed to in writing, software
00012  * distributed under the License is distributed on an "AS IS" BASIS,
00013  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00014  * See the License for the specific language governing permissions and
00015  * limitations under the License.
00016  */
00017 #ifndef __MBED_NET_SOCKETS_V0_TCP_ASYNCH__
00018 #define __MBED_NET_SOCKETS_V0_TCP_ASYNCH__
00019 
00020 #include "Socket.h"
00021 #include "mbed-net-socket-abstract/socket_api.h"
00022 
00023 #include "Ticker.h"
00024 
00025 namespace mbed {
00026 namespace Sockets {
00027 namespace v0 {
00028 class TCPAsynch: public Socket {
00029 protected:
00030     TCPAsynch(const socket_stack_t stack);
00031     ~TCPAsynch();
00032 
00033 public:
00034     virtual socket_error_t open(const socket_address_family_t af);
00035 protected:
00036     static Ticker _ticker;
00037     static FunctionPointer0<void> _tick_handler;
00038     // uintptr_t is used to guarantee that there will always be a large enough
00039     // counter to avoid overflows. Memory allocation will always fail before
00040     // counter overflow if the counter is the same size as the pointer type and
00041     // sizeof(TCPAsynch) > 0
00042     static uintptr_t _TCPSockets;
00043 };
00044 } // namespace v0
00045 } // namespace Sockets
00046 } // namespace mbed
00047 #endif // __MBED_NET_SOCKETS_V0_TCP_ASYNCH__