1/* Copyright (c) 2011, The Linux Foundation. All rights reserved. 2 * 3 * Redistribution and use in source and binary forms, with or without 4 * modification, are permitted provided that the following conditions are 5 * met: 6 * * Redistributions of source code must retain the above copyright 7 * notice, this list of conditions and the following disclaimer. 8 * * Redistributions in binary form must reproduce the above 9 * copyright notice, this list of conditions and the following 10 * disclaimer in the documentation and/or other materials provided 11 * with the distribution. 12 * * Neither the name of The Linux Foundation nor the names of its 13 * contributors may be used to endorse or promote products derived 14 * from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 23 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 24 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 25 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 26 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 */ 29#ifndef __LOC_ENG_DMN_CONN_THREAD_HELPER_H__ 30#define __LOC_ENG_DMN_CONN_THREAD_HELPER_H__ 31 32#ifdef __cplusplus 33extern "C" { 34#endif /* __cplusplus */ 35 36#include <pthread.h> 37 38struct loc_eng_dmn_conn_thelper { 39 unsigned char thread_exit; 40 unsigned char thread_ready; 41 pthread_cond_t thread_cond; 42 pthread_mutex_t thread_mutex; 43 pthread_t thread_id; 44 void * thread_context; 45 int (*thread_proc_init) (void * context); 46 int (*thread_proc_pre) (void * context); 47 int (*thread_proc) (void * context); 48 int (*thread_proc_post) (void * context); 49}; 50 51typedef pthread_t (* thelper_create_thread)(const char* name, void (*start)(void *), void* arg); 52int loc_eng_dmn_conn_launch_thelper(struct loc_eng_dmn_conn_thelper * thelper, 53 int (*thread_proc_init) (void * context), 54 int (*thread_proc_pre) (void * context), 55 int (*thread_proc) (void * context), 56 int (*thread_proc_post) (void * context), 57 thelper_create_thread create_thread_cb, 58 void * context); 59 60int loc_eng_dmn_conn_unblock_thelper(struct loc_eng_dmn_conn_thelper * thelper); 61int loc_eng_dmn_conn_join_thelper(struct loc_eng_dmn_conn_thelper * thelper); 62 63/* if only need to use signal */ 64int thelper_signal_init(struct loc_eng_dmn_conn_thelper * thelper); 65int thelper_signal_destroy(struct loc_eng_dmn_conn_thelper * thelper); 66int thelper_signal_wait(struct loc_eng_dmn_conn_thelper * thelper); 67int thelper_signal_ready(struct loc_eng_dmn_conn_thelper * thelper); 68int thelper_signal_block(struct loc_eng_dmn_conn_thelper * thelper); 69 70#ifdef __cplusplus 71} 72#endif /* __cplusplus */ 73 74#endif /* __LOC_ENG_DMN_CONN_THREAD_HELPER_H__ */ 75