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/gecko_api/include/prtpool.h

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  1. /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
  2. /* ***** BEGIN LICENSE BLOCK *****
  3. * Version: MPL 1.1/GPL 2.0/LGPL 2.1
  4. *
  5. * The contents of this file are subject to the Mozilla Public License Version
  6. * 1.1 (the "License"); you may not use this file except in compliance with
  7. * the License. You may obtain a copy of the License at
  8. * http://www.mozilla.org/MPL/
  9. *
  10. * Software distributed under the License is distributed on an "AS IS" basis,
  11. * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  12. * for the specific language governing rights and limitations under the
  13. * License.
  14. *
  15. * The Original Code is the Netscape Portable Runtime (NSPR).
  16. *
  17. * The Initial Developer of the Original Code is
  18. * Netscape Communications Corporation.
  19. * Portions created by the Initial Developer are Copyright (C) 1999-2000
  20. * the Initial Developer. All Rights Reserved.
  21. *
  22. * Contributor(s):
  23. *
  24. * Alternatively, the contents of this file may be used under the terms of
  25. * either the GNU General Public License Version 2 or later (the "GPL"), or
  26. * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  27. * in which case the provisions of the GPL or the LGPL are applicable instead
  28. * of those above. If you wish to allow use of your version of this file only
  29. * under the terms of either the GPL or the LGPL, and not to allow others to
  30. * use your version of this file under the terms of the MPL, indicate your
  31. * decision by deleting the provisions above and replace them with the notice
  32. * and other provisions required by the GPL or the LGPL. If you do not delete
  33. * the provisions above, a recipient may use your version of this file under
  34. * the terms of any one of the MPL, the GPL or the LGPL.
  35. *
  36. * ***** END LICENSE BLOCK ***** */
  37. #ifndef prtpool_h___
  38. #define prtpool_h___
  39. #include "prtypes.h"
  40. #include "prthread.h"
  41. #include "prio.h"
  42. #include "prerror.h"
  43. /*
  44. * NOTE:
  45. * THIS API IS A PRELIMINARY VERSION IN NSPR 4.0 AND IS SUBJECT TO
  46. * CHANGE
  47. */
  48. PR_BEGIN_EXTERN_C
  49. typedef struct PRJobIoDesc {
  50. PRFileDesc *socket;
  51. PRErrorCode error;
  52. PRIntervalTime timeout;
  53. } PRJobIoDesc;
  54. typedef struct PRThreadPool PRThreadPool;
  55. typedef struct PRJob PRJob;
  56. typedef void (PR_CALLBACK *PRJobFn) (void *arg);
  57. /* Create thread pool */
  58. NSPR_API(PRThreadPool *)
  59. PR_CreateThreadPool(PRInt32 initial_threads, PRInt32 max_threads,
  60. PRUint32 stacksize);
  61. /* queue a job */
  62. NSPR_API(PRJob *)
  63. PR_QueueJob(PRThreadPool *tpool, PRJobFn fn, void *arg, PRBool joinable);
  64. /* queue a job, when a socket is readable */
  65. NSPR_API(PRJob *)
  66. PR_QueueJob_Read(PRThreadPool *tpool, PRJobIoDesc *iod,
  67. PRJobFn fn, void * arg, PRBool joinable);
  68. /* queue a job, when a socket is writeable */
  69. NSPR_API(PRJob *)
  70. PR_QueueJob_Write(PRThreadPool *tpool, PRJobIoDesc *iod,
  71. PRJobFn fn, void * arg, PRBool joinable);
  72. /* queue a job, when a socket has a pending connection */
  73. NSPR_API(PRJob *)
  74. PR_QueueJob_Accept(PRThreadPool *tpool, PRJobIoDesc *iod,
  75. PRJobFn fn, void * arg, PRBool joinable);
  76. /* queue a job, when the socket connection to addr succeeds or fails */
  77. NSPR_API(PRJob *)
  78. PR_QueueJob_Connect(PRThreadPool *tpool, PRJobIoDesc *iod,
  79. const PRNetAddr *addr, PRJobFn fn, void * arg, PRBool joinable);
  80. /* queue a job, when a timer exipres */
  81. NSPR_API(PRJob *)
  82. PR_QueueJob_Timer(PRThreadPool *tpool, PRIntervalTime timeout,
  83. PRJobFn fn, void * arg, PRBool joinable);
  84. /* cancel a job */
  85. NSPR_API(PRStatus)
  86. PR_CancelJob(PRJob *job);
  87. /* join a job */
  88. NSPR_API(PRStatus)
  89. PR_JoinJob(PRJob *job);
  90. /* shutdown pool */
  91. NSPR_API(PRStatus)
  92. PR_ShutdownThreadPool(PRThreadPool *tpool);
  93. /* join pool, wait for exit of all threads */
  94. NSPR_API(PRStatus)
  95. PR_JoinThreadPool(PRThreadPool *tpool);
  96. PR_END_EXTERN_C
  97. #endif /* prtpool_h___ */