1 /*
2  * Copyright (C) 2019 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 
17 #ifndef _AUDIO_FIFO_WRAPPER_H_
18 #define _AUDIO_FIFO_WRAPPER_H_
19 
20 #ifdef __cplusplus
21 extern "C" {
22 #endif
23 
24 void *fifo_init(uint32_t bytes, bool reader_throttles_writer);
25 void fifo_release(void *fifo_itfe);
26 ssize_t fifo_read(void *fifo_itfe, void *buffer, size_t bytes);
27 ssize_t fifo_write(void *fifo_itfe, void *buffer, size_t bytes);
28 ssize_t fifo_available_to_read(void *fifo_itfe);
29 ssize_t fifo_available_to_write(void *fifo_itfe);
30 ssize_t fifo_flush(void *fifo_itfe);
31 
32 #ifdef __cplusplus
33 }
34 #endif
35 #endif /* #ifndef _AUDIO_FIFO_WRAPPER_H_ */
36