| /*-------------------------------------------------------------------------- |
| Copyright (c) 2010, Code Aurora Forum. All rights reserved. |
| |
| Redistribution and use in source and binary forms, with or without |
| modification, are permitted provided that the following conditions are met: |
| * Redistributions of source code must retain the above copyright |
| notice, this list of conditions and the following disclaimer. |
| * Redistributions in binary form must reproduce the above copyright |
| notice, this list of conditions and the following disclaimer in the |
| documentation and/or other materials provided with the distribution. |
| * Neither the name of Code Aurora nor |
| the names of its contributors may be used to endorse or promote |
| products derived from this software without specific prior written |
| permission. |
| |
| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| --------------------------------------------------------------------------*/ |
| |
| /*======================================================================== |
| Include Files |
| ==========================================================================*/ |
| #include <pthread.h> |
| #include "venc_debug.h" |
| #include "venc_thread.h" |
| #include <stdlib.h> |
| |
| typedef struct venc_thread_type |
| { |
| thread_fn_type pfn; |
| int priority; |
| pthread_t thread; |
| void* thread_data; |
| } venc_thread_type; |
| |
| |
| ///////////////////////////////////////////////////////////////////////////// |
| ///////////////////////////////////////////////////////////////////////////// |
| static void* venc_thread_entry(void* thread_data) |
| { |
| venc_thread_type* thread = (venc_thread_type*) thread_data; |
| return (void*) thread->pfn(thread->thread_data); |
| } |
| |
| ///////////////////////////////////////////////////////////////////////////// |
| ///////////////////////////////////////////////////////////////////////////// |
| int venc_thread_create(void** handle, |
| thread_fn_type pfn, |
| void* thread_data, |
| int priority) |
| { |
| int result = 0; |
| venc_thread_type* thread = (venc_thread_type*) malloc(sizeof(venc_thread_type)); |
| *handle = thread; |
| |
| if (thread) |
| { |
| int create_result; |
| thread->pfn = pfn; |
| thread->thread_data = thread_data; |
| thread->priority = priority; |
| create_result = pthread_create(&thread->thread, |
| NULL, |
| venc_thread_entry, |
| (void*) thread); |
| if (create_result != 0) |
| { |
| VENC_MSG_ERROR("failed to create thread"); |
| result = 1; |
| } |
| } |
| else |
| { |
| VENC_MSG_ERROR("failed to allocate thread"); |
| result = 1; |
| } |
| return result; |
| } |
| |
| ///////////////////////////////////////////////////////////////////////////// |
| ///////////////////////////////////////////////////////////////////////////// |
| int venc_thread_destroy(void* handle, int* thread_result) |
| { |
| int result = 0; |
| venc_thread_type* thread = (venc_thread_type*) handle; |
| |
| if (thread) |
| { |
| if (pthread_join(thread->thread, (void**) thread_result) != 0) |
| { |
| VENC_MSG_ERROR("failed to join thread"); |
| result = 1; |
| } |
| free(thread); |
| } |
| else |
| { |
| VENC_MSG_ERROR("handle is null"); |
| result = 1; |
| } |
| return result; |
| } |