2 * Copyright (C) 2011 The Android Open Source Project
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
16 #ifndef __QEMU_PIPE_STREAM_H
17 #define __QEMU_PIPE_STREAM_H
19 /* This file implements an IOStream that uses a QEMU fast-pipe
20 * to communicate with the emulator's 'opengles' service. See
21 * <hardware/qemu_pipe.h> for more details.
26 class QemuPipeStream : public IOStream {
28 typedef enum { ERR_INVALID_SOCKET = -1000 } QemuPipeStreamError;
30 explicit QemuPipeStream(size_t bufsize = 10000);
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);
39 bool valid() { return m_sock >= 0; }
40 int recv(void *buf, size_t len);
42 virtual int writeFully(const void *buf, size_t len);
48 QemuPipeStream(int sock, size_t bufSize);