PageRenderTime 29ms CodeModel.GetById 25ms RepoModel.GetById 0ms app.codeStats 0ms

/gecko_api/include/jar-ds.h

http://firefox-mac-pdf.googlecode.com/
C Header | 109 lines | 54 code | 15 blank | 40 comment | 2 complexity | 58961c90c7e12c03514ee5ce7dd98d98 MD5 | raw file
  1. /* ***** BEGIN LICENSE BLOCK *****
  2. * Version: MPL 1.1/GPL 2.0/LGPL 2.1
  3. *
  4. * The contents of this file are subject to the Mozilla Public License Version
  5. * 1.1 (the "License"); you may not use this file except in compliance with
  6. * the License. You may obtain a copy of the License at
  7. * http://www.mozilla.org/MPL/
  8. *
  9. * Software distributed under the License is distributed on an "AS IS" basis,
  10. * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  11. * for the specific language governing rights and limitations under the
  12. * License.
  13. *
  14. * The Original Code is the Netscape security libraries.
  15. *
  16. * The Initial Developer of the Original Code is
  17. * Netscape Communications Corporation.
  18. * Portions created by the Initial Developer are Copyright (C) 1994-2000
  19. * the Initial Developer. All Rights Reserved.
  20. *
  21. * Contributor(s):
  22. *
  23. * Alternatively, the contents of this file may be used under the terms of
  24. * either the GNU General Public License Version 2 or later (the "GPL"), or
  25. * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  26. * in which case the provisions of the GPL or the LGPL are applicable instead
  27. * of those above. If you wish to allow use of your version of this file only
  28. * under the terms of either the GPL or the LGPL, and not to allow others to
  29. * use your version of this file under the terms of the MPL, indicate your
  30. * decision by deleting the provisions above and replace them with the notice
  31. * and other provisions required by the GPL or the LGPL. If you do not delete
  32. * the provisions above, a recipient may use your version of this file under
  33. * the terms of any one of the MPL, the GPL or the LGPL.
  34. *
  35. * ***** END LICENSE BLOCK ***** */
  36. #ifndef __JAR_DS_h_
  37. #define __JAR_DS_h_
  38. /* Typedefs */
  39. typedef struct ZZLinkStr ZZLink;
  40. typedef struct ZZListStr ZZList;
  41. /*
  42. ** Circular linked list. Each link contains a pointer to the object that
  43. ** is actually in the list.
  44. */
  45. struct ZZLinkStr
  46. {
  47. ZZLink *next;
  48. ZZLink *prev;
  49. JAR_Item *thing;
  50. };
  51. struct ZZListStr
  52. {
  53. ZZLink link;
  54. };
  55. #define ZZ_InitList(lst) \
  56. { \
  57. (lst)->link.next = &(lst)->link; \
  58. (lst)->link.prev = &(lst)->link; \
  59. (lst)->link.thing = 0; \
  60. }
  61. #define ZZ_ListEmpty(lst) \
  62. ((lst)->link.next == &(lst)->link)
  63. #define ZZ_ListHead(lst) \
  64. ((lst)->link.next)
  65. #define ZZ_ListTail(lst) \
  66. ((lst)->link.prev)
  67. #define ZZ_ListIterDone(lst,lnk) \
  68. ((lnk) == &(lst)->link)
  69. #define ZZ_AppendLink(lst,lnk) \
  70. { \
  71. (lnk)->next = &(lst)->link; \
  72. (lnk)->prev = (lst)->link.prev; \
  73. (lst)->link.prev->next = (lnk); \
  74. (lst)->link.prev = (lnk); \
  75. }
  76. #define ZZ_InsertLink(lst,lnk) \
  77. { \
  78. (lnk)->next = (lst)->link.next; \
  79. (lnk)->prev = &(lst)->link; \
  80. (lst)->link.next->prev = (lnk); \
  81. (lst)->link.next = (lnk); \
  82. }
  83. #define ZZ_RemoveLink(lnk) \
  84. { \
  85. (lnk)->next->prev = (lnk)->prev; \
  86. (lnk)->prev->next = (lnk)->next; \
  87. (lnk)->next = 0; \
  88. (lnk)->prev = 0; \
  89. }
  90. extern ZZLink *ZZ_NewLink (JAR_Item *thing);
  91. extern void ZZ_DestroyLink (ZZLink *link);
  92. extern ZZList *ZZ_NewList (void);
  93. extern void ZZ_DestroyList (ZZList *list);
  94. #endif /* __JAR_DS_h_ */