[4] | 1 | /**
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| 2 | * cf_thread.c
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| 3 | */
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| 4 | #include "cf_thread.h"
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| 5 | #include "cf_local.h"
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| 6 |
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| 7 | #include <stdlib.h>
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| 8 |
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| 9 | #ifdef _WIN32
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| 10 | # include <windows.h>
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| 11 | # include <process.h>
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| 12 | # define THREAD_TYPE HANDLE
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| 13 | # define MUTEX_TYPE HANDLE
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| 14 | #else // #ifdef _WIN32
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| 15 | # include <pthread.h>
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| 16 | # define THREAD_TYPE pthread_t
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| 17 | # define MUTEX_TYPE pthread_mutex_t
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| 18 | #endif // #ifdef _WIN32
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| 19 |
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| 20 | #define CHECK_INVALID_THREAD(__h) \
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| 21 | if (__h == NULL) \
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| 22 | return CF_ERROR_THREAD_INVALID_ARGS
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| 23 |
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| 24 | #define CHECK_INVALID_MUTEX(__h) \
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| 25 | if (__h == NULL) \
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| 26 | return CF_ERROR_MUTEX_INVALID_ARGS
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| 27 |
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| 28 | int
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[21] | 29 | CF_Thread_Local_Close (void * ctx)
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[4] | 30 | {
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| 31 | #ifdef _WIN32
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| 32 | CloseHandle (ctx);
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| 33 | #else
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| 34 | free (ctx);
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| 35 | #endif
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| 36 |
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| 37 | return CF_OK;
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| 38 | }
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| 39 |
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| 40 | int
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[5] | 41 | CF_Thread_Create (CF_Thread * threadID,
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| 42 | CF_Thread_Function callback,
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| 43 | void * arg)
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[4] | 44 | {
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| 45 | int result = 0;
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| 46 |
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| 47 | #ifdef _WIN32
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[8] | 48 | *threadID = (THREAD_TYPE) _beginthreadex (0, 0, callback, arg, 0, 0);
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| 49 | if (*threadID == NULL)
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| 50 | return CF_ERROR_THREAD_CREATE;
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[4] | 51 | #else
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[8] | 52 | *threadID = (THREAD_TYPE *) calloc (sizeof (THREAD_TYPE), 1);
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| 53 | if (*threadID == NULL)
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| 54 | return CF_ERROR_THREAD_CREATE;
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[4] | 55 |
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[8] | 56 | result = pthread_create ((THREAD_TYPE *) *threadID, NULL, callback, arg);
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| 57 | if (result < 0)
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| 58 | return CF_ERROR_THREAD_CREATE;
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[4] | 59 | #endif
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| 60 |
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| 61 | return CF_OK;
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| 62 | }
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| 63 |
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| 64 | int
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| 65 | CF_Thread_Release (CF_Thread * threadID)
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| 66 | {
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| 67 | CHECK_INVALID_THREAD (*threadID);
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| 68 |
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[21] | 69 | CF_Thread_Local_Close (*threadID);
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[4] | 70 |
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| 71 | return CF_OK;
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| 72 | }
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| 73 |
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| 74 | int
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| 75 | CF_Thread_Join (CF_Thread * threadID)
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| 76 | {
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| 77 | CHECK_INVALID_THREAD (*threadID);
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| 78 |
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| 79 | #ifdef _WIN32
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[5] | 80 | WaitForSingleObject ((THREAD_TYPE) *threadID, INFINITE);
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[4] | 81 | #else
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[22] | 82 | char status[16] = {0x00,};
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| 83 | pthread_join (*((THREAD_TYPE *) *threadID), (void **)status);
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[4] | 84 | #endif
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| 85 |
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| 86 | return CF_OK;
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| 87 | }
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| 88 |
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| 89 | int
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| 90 | CF_Mutex_Create (CF_Mutex * mutex)
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| 91 | {
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| 92 | int result = 0;
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| 93 |
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| 94 | #ifdef _WIN32
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[8] | 95 | *mutex = (MUTEX_TYPE) CreateMutexA (NULL, FALSE, NULL);
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| 96 | if (*mutex == NULL)
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| 97 | return CF_ERROR_MUTEX_CREATE;
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[4] | 98 | #else
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[8] | 99 | *mutex = (MUTEX_TYPE *) calloc (sizeof (MUTEX_TYPE), 1);
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| 100 | if (*mutex == NULL)
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| 101 | return CF_ERROR_MUTEX_CREATE;
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[4] | 102 |
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[8] | 103 | result = pthread_mutex_init (*mutex, NULL);
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| 104 | if (result < 0)
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| 105 | return CF_ERROR_MUTEX_CREATE;
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[4] | 106 | #endif
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| 107 |
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| 108 | return CF_OK;
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| 109 | }
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| 110 |
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| 111 | int
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| 112 | CF_Mutex_Destory (CF_Mutex * mutex)
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| 113 | {
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| 114 | CHECK_INVALID_MUTEX (*mutex);
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| 115 |
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[21] | 116 | CF_Thread_Local_Close (*mutex);
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[4] | 117 |
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| 118 | return CF_OK;
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| 119 | }
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| 120 |
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| 121 | int
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| 122 | CF_Mutex_Lock (CF_Mutex * mutex)
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| 123 | {
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| 124 | CHECK_INVALID_MUTEX (*mutex);
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| 125 |
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| 126 | #ifdef _WIN32
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| 127 | WaitForSingleObject ((MUTEX_TYPE) *mutex, INFINITE);
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| 128 | #else
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| 129 | pthread_mutex_lock ((MUTEX_TYPE *) *mutex);
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| 130 | #endif
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| 131 |
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| 132 | return CF_OK;
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| 133 | }
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| 134 |
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| 135 | int
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| 136 | CF_Mutex_Unlock (CF_Mutex * mutex)
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| 137 | {
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| 138 | CHECK_INVALID_MUTEX (*mutex);
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| 139 |
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| 140 | #ifdef _WIN32
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| 141 | ReleaseMutex (*mutex);
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| 142 | #else
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| 143 | pthread_mutex_unlock ((MUTEX_TYPE *) *mutex);
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| 144 | #endif
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| 145 |
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| 146 | return CF_OK;
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| 147 | }
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