1 /* 2 * Copyright (C) 2011 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 #ifndef __SOCKET_STREAM_H 17 #define __SOCKET_STREAM_H 18 19 #include <stdlib.h> 20 #include "IOStream.h" 21 22 class SocketStream : public IOStream { 23 public: 24 typedef enum { ERR_INVALID_SOCKET = -1000 } SocketStreamError; 25 static const size_t MAX_ADDRSTR_LEN = 256; 26 27 explicit SocketStream(size_t bufsize = 10000); 28 virtual ~SocketStream(); 29 30 virtual int listen(char addrstr[MAX_ADDRSTR_LEN]) = 0; 31 virtual SocketStream *accept() = 0; 32 virtual int connect(const char* addr) = 0; 33 34 virtual void *allocBuffer(size_t minSize); 35 virtual int commitBuffer(size_t size); 36 virtual const unsigned char *readFully(void *buf, size_t len); 37 virtual const unsigned char *read(void *buf, size_t *inout_len); 38 valid()39 bool valid() { return m_sock >= 0; } 40 virtual int recv(void *buf, size_t len); 41 virtual int writeFully(const void *buf, size_t len); 42 43 protected: 44 int m_sock; 45 size_t m_bufsize; 46 unsigned char *m_buf; 47 48 SocketStream(int sock, size_t bufSize); 49 }; 50 51 #endif /* __SOCKET_STREAM_H */ 52