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      1 /******************************************************************************
      2  *
      3  * Copyright (C) 2015 The Android Open Source Project
      4  *
      5  * Licensed under the Apache License, Version 2.0 (the "License");
      6  * you may not use this file except in compliance with the License.
      7  * You may obtain a copy of the License at:
      8  *
      9  * http://www.apache.org/licenses/LICENSE-2.0
     10  *
     11  * Unless required by applicable law or agreed to in writing, software
     12  * distributed under the License is distributed on an "AS IS" BASIS,
     13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14  * See the License for the specific language governing permissions and
     15  * limitations under the License.
     16  *
     17  *****************************************************************************
     18  * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
     19 */
     20 /*****************************************************************************/
     21 /*                                                                           */
     22 /*  File Name         : ithread.h                                            */
     23 /*                                                                           */
     24 /*  Description       : This file contains all the necessary structure and   */
     25 /*                      enumeration definitions needed for the Application   */
     26 /*                      Program Interface(API) of the                        */
     27 /*                      Thread Abstraction Layer                             */
     28 /*                                                                           */
     29 /*  List of Functions :     ithread_get_handle_size                          */
     30 /*                          ithread_get_mutex_lock_size                      */
     31 /*                          ithread_create                                   */
     32 /*                          ithread_join                                     */
     33 /*                          ithread_get_mutex_struct_size                    */
     34 /*                          ithread_mutex_init                               */
     35 /*                          ithread_mutex_destroy                            */
     36 /*                          ithread_mutex_lock                               */
     37 /*                          ithread_mutex_unlock                             */
     38 /*                          ithread_yield                                    */
     39 /*                          ithread_sleep                                    */
     40 /*                          ithread_msleep                                   */
     41 /*                          ithread_usleep                                   */
     42 /*                          ithread_get_sem_struct_size                      */
     43 /*                          ithread_sem_init                                 */
     44 /*                          ithread_sem_post                                 */
     45 /*                          ithread_sem_wait                                 */
     46 /*                          ithread_sem_destroy                              */
     47 /*                          ithread_set_affinity                             */
     48 /*                                                                           */
     49 /*  Issues / Problems : None                                                 */
     50 /*                                                                           */
     51 /*  Revision History  :                                                      */
     52 /*                                                                           */
     53 /*         DD MM YYYY   Author(s)       Changes                              */
     54 /*         06 09 2012   Harish          Initial Version                      */
     55 /*                                                                           */
     56 /*****************************************************************************/
     57 
     58 #ifndef _ITHREAD_H_
     59 #define _ITHREAD_H_
     60 
     61 UWORD32 ithread_get_handle_size(void);
     62 
     63 UWORD32 ithread_get_mutex_lock_size(void);
     64 
     65 WORD32  ithread_create(void *thread_handle, void *attribute, void *strt, void *argument);
     66 
     67 WORD32  ithread_join(void *thread_id, void ** val_ptr);
     68 
     69 WORD32  ithread_get_mutex_struct_size(void);
     70 
     71 WORD32  ithread_mutex_init(void *mutex);
     72 
     73 WORD32  ithread_mutex_destroy(void *mutex);
     74 
     75 WORD32  ithread_mutex_lock(void *mutex);
     76 
     77 WORD32  ithread_mutex_unlock(void *mutex);
     78 
     79 void    ithread_yield(void);
     80 
     81 void    ithread_sleep(UWORD32 u4_time);
     82 
     83 void    ithread_msleep(UWORD32 u4_time_ms);
     84 
     85 void    ithread_usleep(UWORD32 u4_time_us);
     86 
     87 UWORD32 ithread_get_sem_struct_size(void);
     88 
     89 WORD32  ithread_sem_init(void *sem,WORD32 pshared,UWORD32 value);
     90 
     91 WORD32  ithread_sem_post(void *sem);
     92 
     93 WORD32  ithread_sem_wait(void *sem);
     94 
     95 WORD32  ithread_sem_destroy(void *sem);
     96 
     97 WORD32  ithread_set_affinity(WORD32 core_id);
     98 
     99 void    ithread_set_name(CHAR *pc_thread_name);
    100 
    101 #endif /* _ITHREAD_H_ */
    102