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/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __QEMU_PIPE_STREAM_H
#define __QEMU_PIPE_STREAM_H
/* This file implements an IOStream that uses a QEMU fast-pipe
* to communicate with the emulator's 'opengles' service. See
* <hardware/qemu_pipe.h> for more details.
*/
#include <stdlib.h>
#include "IOStream.h"
class QemuPipeStream : public IOStream {
public:
typedef enum { ERR_INVALID_SOCKET = -1000 } QemuPipeStreamError;
explicit QemuPipeStream(size_t bufsize = 10000);
~QemuPipeStream();
int connect(void);
virtual void *allocBuffer(size_t minSize);
virtual int commitBuffer(size_t size);
virtual const unsigned char *readFully( void *buf, size_t len);
virtual const unsigned char *read( void *buf, size_t *inout_len);
bool valid() { return m_sock >= 0; }
int recv(void *buf, size_t len);
virtual int writeFully(const void *buf, size_t len);
private:
int m_sock;
size_t m_bufsize;
unsigned char *m_buf;
QemuPipeStream(int sock, size_t bufSize);
};
#endif
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