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
22class SocketStream : public IOStream {
23public:
24    typedef enum { ERR_INVALID_SOCKET = -1000 } SocketStreamError;
25
26    explicit SocketStream(size_t bufsize = 10000);
27    virtual ~SocketStream();
28
29    virtual int listen(unsigned short port) = 0;
30    virtual SocketStream *accept() = 0;
31    virtual int connect(unsigned short port) = 0;
32
33    virtual void *allocBuffer(size_t minSize);
34    virtual int commitBuffer(size_t size);
35    virtual const unsigned char *readFully(void *buf, size_t len);
36    virtual const unsigned char *read(void *buf, size_t *inout_len);
37
38    bool valid() { return m_sock >= 0; }
39    virtual int recv(void *buf, size_t len);
40    virtual int writeFully(const void *buf, size_t len);
41
42protected:
43    int            m_sock;
44    size_t         m_bufsize;
45    unsigned char *m_buf;
46
47    SocketStream(int sock, size_t bufSize);
48};
49
50#endif /* __SOCKET_STREAM_H */
51