| /* $Id$ |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to you 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. |
| */ |
| |
| /* |
| * etch_wait.h -- wait implementation |
| */ |
| |
| #ifndef _ETCH_WAIT_H_ |
| #define _ETCH_WAIT_H_ |
| |
| #include "etch_errno.h" |
| #include "etch_mem.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| typedef struct etch_wait_t etch_wait_t; |
| |
| /** |
| * create a new etch wait instance. |
| * @param waiter address where the new created mutex will be stored. |
| * @param pool memory pool, if pool is null the global pool will be used |
| * @return status |
| */ |
| etch_status_t etch_wait_create(etch_wait_t** waiter, etch_pool_t* pool); |
| |
| /** |
| * set autoreset mode |
| * @param waiter instance. |
| * @param autorest mode 0 = autoreset off, 1 = autoreset on. If autoreset is |
| * on, the signal state will automaticly reset after a signal was send to |
| * the sleeping threads. |
| * @return status |
| */ |
| |
| |
| /** |
| * wait until signaled. |
| * @param waiter instance |
| * @return status |
| */ |
| etch_status_t etch_wait_wait(etch_wait_t* waiter, int64 cond_value); |
| |
| /** |
| * wait until signaled and new value. |
| * @param waiter instance |
| * @param timeout in ms |
| * @return status |
| */ |
| etch_status_t etch_wait_wait_and_set(etch_wait_t* waiter, int64 cond_value, int64 new_cond_value); |
| |
| /** |
| * wait timed until signaled. |
| * @param waiter instance |
| * @param timeout in ms |
| * @return status |
| */ |
| etch_status_t etch_wait_timedwait(etch_wait_t* waiter, int64 cond_value, uint32 timeout); |
| |
| /** |
| * wait timed until signaled and new value. |
| * @param waiter instance |
| * @param timeout in ms |
| * @return status |
| */ |
| etch_status_t etch_wait_timedwait_and_set(etch_wait_t* waiter, int64 cond_value, uint32 timeout, int64 new_cond_value); |
| |
| |
| /** |
| * set etch_wait in signaled state, all waiting thread will |
| * be signaled |
| * @param waiter instance |
| * @return status |
| */ |
| etch_status_t etch_wait_set(etch_wait_t* waiter, int64 cond_value); |
| |
| /** |
| * set condition variable without signaling waiting threads |
| * be signaled |
| * @param waiter instance |
| * @return status |
| */ |
| etch_status_t etch_wait_reset(etch_wait_t* waiter, int64 cond_value); |
| |
| /** |
| * destroy the given mutex. |
| * @param mutex |
| */ |
| etch_status_t etch_wait_destroy(etch_wait_t* waiter); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* _ETCH_WAIT_H_ */ |