se_thread.h 2.7 KB

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  1. /*
  2. * Copyright (C) 2011-2017 Intel Corporation. All rights reserved.
  3. *
  4. * Redistribution and use in source and binary forms, with or without
  5. * modification, are permitted provided that the following conditions
  6. * are met:
  7. *
  8. * * Redistributions of source code must retain the above copyright
  9. * notice, this list of conditions and the following disclaimer.
  10. * * Redistributions in binary form must reproduce the above copyright
  11. * notice, this list of conditions and the following disclaimer in
  12. * the documentation and/or other materials provided with the
  13. * distribution.
  14. * * Neither the name of Intel Corporation nor the names of its
  15. * contributors may be used to endorse or promote products derived
  16. * from this software without specific prior written permission.
  17. *
  18. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19. * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20. * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21. * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  22. * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  23. * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  24. * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  25. * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  26. * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27. * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  28. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29. *
  30. */
  31. #ifndef _SE_THREAD_H_
  32. #define _SE_THREAD_H_
  33. #ifndef _GNU_SOURCE
  34. #define _GNU_SOURCE /* for PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP */
  35. #endif
  36. #include <string.h>
  37. #include <unistd.h>
  38. #include <sys/syscall.h>
  39. #include <pthread.h>
  40. typedef pthread_mutex_t se_mutex_t;
  41. typedef pid_t se_thread_id_t;
  42. typedef pthread_key_t se_tls_index_t;
  43. #ifdef __cplusplus
  44. extern "C" {
  45. #endif
  46. /*
  47. @mutex: A pointer to the critical section object.
  48. @return value: If the function succeeds, the return value is nonzero.If the function fails, the return value is zero.
  49. */
  50. void se_mutex_init(se_mutex_t* mutex);
  51. int se_mutex_lock(se_mutex_t* mutex);
  52. int se_mutex_unlock(se_mutex_t* mutex);
  53. int se_mutex_destroy(se_mutex_t* mutex);
  54. unsigned int se_get_threadid(void);
  55. /* tls functions */
  56. int se_tls_alloc(se_tls_index_t *tls_index);
  57. int se_tls_free(se_tls_index_t tls_index);
  58. void * se_tls_get_value(se_tls_index_t tls_index);
  59. int se_tls_set_value(se_tls_index_t tls_index, void *tls_value);
  60. /* se_thread_handle_t se_create_thread(size_t stack_size, thread_start_routine_t start_routine, void *param, se_thread_t* thread); */
  61. #ifdef __cplusplus
  62. }
  63. #endif
  64. #endif