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| 1 /* Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 /* Copyright (c) 2016 The Chromium Authors. All rights reserved. |
| 2 * Use of this source code is governed by a BSD-style license that can be | 2 * Use of this source code is governed by a BSD-style license that can be |
| 3 * found in the LICENSE file. */ | 3 * found in the LICENSE file. */ |
| 4 | 4 |
| 5 #ifndef QUEUE_H_ | 5 #ifndef QUEUE_H_ |
| 6 #define QUEUE_H_ | 6 #define QUEUE_H_ |
| 7 | 7 |
| 8 #include "ppapi/c/pp_var.h" | 8 #include "ppapi/c/pp_var.h" |
| 9 | 9 |
| 10 /* This file implements a single-producer/single-consumer queue, using a mutex | 10 /* This file implements a single-producer/single-consumer queue, using a mutex |
| 11 * and a condition variable. | 11 * and a condition variable. |
| (...skipping 10 matching lines...) Expand all Loading... |
| 22 * DequeueMessage will block until a message is available using a condition | 22 * DequeueMessage will block until a message is available using a condition |
| 23 * variable. Again, this may not be as fast as spin-waiting, but will consume | 23 * variable. Again, this may not be as fast as spin-waiting, but will consume |
| 24 * much less CPU (and battery), which is important to consider for ChromeOS | 24 * much less CPU (and battery), which is important to consider for ChromeOS |
| 25 * devices. */ | 25 * devices. */ |
| 26 | 26 |
| 27 void InitializeMessageQueue(); | 27 void InitializeMessageQueue(); |
| 28 int EnqueueMessage(struct PP_Var message); | 28 int EnqueueMessage(struct PP_Var message); |
| 29 struct PP_Var DequeueMessage(); | 29 struct PP_Var DequeueMessage(); |
| 30 | 30 |
| 31 #endif /* QUEUE_H_ */ | 31 #endif /* QUEUE_H_ */ |
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