/parser/html/nsHtml5ArrayCopy.h

http://github.com/zpao/v8monkey · C Header · 73 lines · 40 code · 10 blank · 23 comment · 0 complexity · ed05ddab85ce3f0c29fe2faea7807347 MD5 · raw file

  1. /*
  2. * Copyright (c) 2008 Mozilla Foundation
  3. *
  4. * Permission is hereby granted, free of charge, to any person obtaining a
  5. * copy of this software and associated documentation files (the "Software"),
  6. * to deal in the Software without restriction, including without limitation
  7. * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  8. * and/or sell copies of the Software, and to permit persons to whom the
  9. * Software is furnished to do so, subject to the following conditions:
  10. *
  11. * The above copyright notice and this permission notice shall be included in
  12. * all copies or substantial portions of the Software.
  13. *
  14. * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15. * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16. * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  17. * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  18. * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  19. * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  20. * DEALINGS IN THE SOFTWARE.
  21. */
  22. #ifndef nsHtml5ArrayCopy_h__
  23. #define nsHtml5ArrayCopy_h__
  24. #include "prtypes.h"
  25. class nsString;
  26. class nsHtml5StackNode;
  27. class nsHtml5AttributeName;
  28. // Unfortunately, these don't work as template functions because the arguments
  29. // would need coercion from a template class, which complicates things.
  30. class nsHtml5ArrayCopy {
  31. public:
  32. static inline void
  33. arraycopy(PRUnichar* source, PRInt32 sourceOffset, PRUnichar* target, PRInt32 targetOffset, PRInt32 length)
  34. {
  35. memcpy(&(target[targetOffset]), &(source[sourceOffset]), length * sizeof(PRUnichar));
  36. }
  37. static inline void
  38. arraycopy(PRUnichar* source, PRUnichar* target, PRInt32 length)
  39. {
  40. memcpy(target, source, length * sizeof(PRUnichar));
  41. }
  42. static inline void
  43. arraycopy(nsString** source, nsString** target, PRInt32 length)
  44. {
  45. memcpy(target, source, length * sizeof(nsString*));
  46. }
  47. static inline void
  48. arraycopy(nsHtml5AttributeName** source, nsHtml5AttributeName** target, PRInt32 length)
  49. {
  50. memcpy(target, source, length * sizeof(nsHtml5AttributeName*));
  51. }
  52. static inline void
  53. arraycopy(nsHtml5StackNode** source, nsHtml5StackNode** target, PRInt32 length)
  54. {
  55. memcpy(target, source, length * sizeof(nsHtml5StackNode*));
  56. }
  57. static inline void
  58. arraycopy(nsHtml5StackNode** arr, PRInt32 sourceOffset, PRInt32 targetOffset, PRInt32 length)
  59. {
  60. memmove(&(arr[targetOffset]), &(arr[sourceOffset]), length * sizeof(nsHtml5StackNode*));
  61. }
  62. };
  63. #endif // nsHtml5ArrayCopy_h__