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fyf_semaphore.h
Package: sql_for_ali.rar　[view]
Upload User: sunhongbo
Upload Date: 2022-01-25
Package Size: 3010k
Code Size: 4k
Category:

Database system

Development Platform:

C/C++

fyf_semaphore.h：Code Content
  1. /******************************************************************************/
  2. /*    Copyright (c) 2008 Embedded Internet Solutions, Inc                     */
  3. /*    All rights reserved. You are not allowed to copy or distribute          */
  4. /*    the code without permission.                                            */
  5. /*    This is the demo implenment of the Porting APIs needed by            */
  6. /*    MiddleWare.                                                             */
  7. /*    Maybe you should modify it accorrding to Platform.                      */
  8. /*                                                                            */
  9. /*    $author szhy 2008/07/03                                              */
  10. /******************************************************************************/
  11. #ifndef __FYF_SEMAPHORE_H__
  12. #define __FYF_SEMAPHORE_H__
  13. typedef struct 
  14. { 
  15.     BU32 (*FYF_CPI_semaphore_create)(const PU08 name,BS32 initial_count,BU32 
  16.       wait_mode); 
  17.    BS32 (*FYF_CPI_semaphore_destroy)(BU32 handle); 
  18.    BS32 (*FYF_CPI_semaphore_wait)(BU32 handle,BS32 wait_time); 
  19.    BS32 (*FYF_CPI_semaphore_release)(BU32 handle); 
  20. }FYF_SEMAPHORE_PORTING; 
  21. /******************************************************************************/
  22. /*Description: register semaphore                                             */
  23. /*Input      : porting   */
  24. /*Output     : no                                                             */
  25. /*Return     : no                                           */
  26. /******************************************************************************/
  27. void FYF_API_semaphore_register(FYF_SEMAPHORE_PORTING *porting);
  28. /******************************************************************************/
  29. /*Description: create semaphore                                               */
  30. /*Input      : initial token count, task wait mode                            */
  31. /*Output     : no                                                             */
  32. /*Return     : >0 handle, success, 0 failure                                  */
  33. /******************************************************************************/
  34. BU32 FYF_API_semaphore_create(const PU08 name,BS32 initial_count,BU32 wait_mode);
  35. /******************************************************************************/
  36. /*Description: destroy semaphore                                              */
  37. /*Input      : semaphore handle                                               */
  38. /*Output     : no                                                             */
  39. /*Return     : 0 success, -1 failure                                          */
  40. /******************************************************************************/
  41. BS32 FYF_API_semaphore_destroy(BU32 handle);
  42. /******************************************************************************/
  43. /*Description: wait semaphore                                                 */
  44. /*Input      : semaphore handle                                               */
  45. /*Output     : no                                                             */
  46. /*Return     : FYF_OS_QUEUE_SEM_STATUS_AVAILABLE success,                     */
  47. /*              FYF_OS_QUEUE_SEM_STATUS_UNAVAILABLE failure                   */
  48. /******************************************************************************/
  49. BS32 FYF_API_semaphore_wait(BU32 handle,BS32 wait_time);
  50. /******************************************************************************/
  51. /*Description: release semaphore                                              */
  52. /*Input      : semaphore handle                                               */
  53. /*Output     : no                                                             */
  54. /*Return     : 0 success, -1 failure                                          */
  55. /******************************************************************************/
  56. BS32 FYF_API_semaphore_release(BU32 handle); 
  57. #endif