magic.h.in 5.9 KB

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  1. /*
  2. * Copyright (c) Christos Zoulas 2003.
  3. * All Rights Reserved.
  4. *
  5. * Redistribution and use in source and binary forms, with or without
  6. * modification, are permitted provided that the following conditions
  7. * are met:
  8. * 1. Redistributions of source code must retain the above copyright
  9. * notice immediately at the beginning of the file, without modification,
  10. * this list of conditions, and the following disclaimer.
  11. * 2. Redistributions in binary form must reproduce the above copyright
  12. * notice, this list of conditions and the following disclaimer in the
  13. * documentation and/or other materials provided with the distribution.
  14. *
  15. * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  16. * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  18. * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
  19. * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  20. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  21. * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  22. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  23. * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  24. * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  25. * SUCH DAMAGE.
  26. */
  27. #ifndef _MAGIC_H
  28. #define _MAGIC_H
  29. #include <sys/types.h>
  30. #define MAGIC_NONE 0x0000000 /* No flags */
  31. #define MAGIC_DEBUG 0x0000001 /* Turn on debugging */
  32. #define MAGIC_SYMLINK 0x0000002 /* Follow symlinks */
  33. #define MAGIC_COMPRESS 0x0000004 /* Check inside compressed files */
  34. #define MAGIC_DEVICES 0x0000008 /* Look at the contents of devices */
  35. #define MAGIC_MIME_TYPE 0x0000010 /* Return the MIME type */
  36. #define MAGIC_CONTINUE 0x0000020 /* Return all matches */
  37. #define MAGIC_CHECK 0x0000040 /* Print warnings to stderr */
  38. #define MAGIC_PRESERVE_ATIME 0x0000080 /* Restore access time on exit */
  39. #define MAGIC_RAW 0x0000100 /* Don't convert unprintable chars */
  40. #define MAGIC_ERROR 0x0000200 /* Handle ENOENT etc as real errors */
  41. #define MAGIC_MIME_ENCODING 0x0000400 /* Return the MIME encoding */
  42. #define MAGIC_MIME (MAGIC_MIME_TYPE|MAGIC_MIME_ENCODING)
  43. #define MAGIC_APPLE 0x0000800 /* Return the Apple creator/type */
  44. #define MAGIC_EXTENSION 0x1000000 /* Return a /-separated list of
  45. * extensions */
  46. #define MAGIC_COMPRESS_TRANSP 0x2000000 /* Check inside compressed files
  47. * but not report compression */
  48. #define MAGIC_NO_COMPRESS_FORK 0x4000000 /* Don't allow decompression that
  49. * needs to fork */
  50. #define MAGIC_NODESC (MAGIC_EXTENSION|MAGIC_MIME|MAGIC_APPLE)
  51. #define MAGIC_NO_CHECK_COMPRESS 0x0001000 /* Don't check for compressed files */
  52. #define MAGIC_NO_CHECK_TAR 0x0002000 /* Don't check for tar files */
  53. #define MAGIC_NO_CHECK_SOFT 0x0004000 /* Don't check magic entries */
  54. #define MAGIC_NO_CHECK_APPTYPE 0x0008000 /* Don't check application type */
  55. #define MAGIC_NO_CHECK_ELF 0x0010000 /* Don't check for elf details */
  56. #define MAGIC_NO_CHECK_TEXT 0x0020000 /* Don't check for text files */
  57. #define MAGIC_NO_CHECK_CDF 0x0040000 /* Don't check for cdf files */
  58. #define MAGIC_NO_CHECK_CSV 0x0080000 /* Don't check for CSV files */
  59. #define MAGIC_NO_CHECK_TOKENS 0x0100000 /* Don't check tokens */
  60. #define MAGIC_NO_CHECK_ENCODING 0x0200000 /* Don't check text encodings */
  61. #define MAGIC_NO_CHECK_JSON 0x0400000 /* Don't check for JSON files */
  62. #define MAGIC_NO_CHECK_SIMH 0x0800000 /* Don't check for SIMH tape files */
  63. /* No built-in tests; only consult the magic file */
  64. #define MAGIC_NO_CHECK_BUILTIN ( \
  65. MAGIC_NO_CHECK_COMPRESS | \
  66. MAGIC_NO_CHECK_TAR | \
  67. /* MAGIC_NO_CHECK_SOFT | */ \
  68. MAGIC_NO_CHECK_APPTYPE | \
  69. MAGIC_NO_CHECK_ELF | \
  70. MAGIC_NO_CHECK_TEXT | \
  71. MAGIC_NO_CHECK_CSV | \
  72. MAGIC_NO_CHECK_CDF | \
  73. MAGIC_NO_CHECK_TOKENS | \
  74. MAGIC_NO_CHECK_ENCODING | \
  75. MAGIC_NO_CHECK_JSON | \
  76. MAGIC_NO_CHECK_SIMH | \
  77. 0 \
  78. )
  79. #define MAGIC_SNPRINTB "\177\020\
  80. b\0debug\0\
  81. b\1symlink\0\
  82. b\2compress\0\
  83. b\3devices\0\
  84. b\4mime_type\0\
  85. b\5continue\0\
  86. b\6check\0\
  87. b\7preserve_atime\0\
  88. b\10raw\0\
  89. b\11error\0\
  90. b\12mime_encoding\0\
  91. b\13apple\0\
  92. b\14no_check_compress\0\
  93. b\15no_check_tar\0\
  94. b\16no_check_soft\0\
  95. b\17no_check_sapptype\0\
  96. b\20no_check_elf\0\
  97. b\21no_check_text\0\
  98. b\22no_check_cdf\0\
  99. b\23no_check_csv\0\
  100. b\24no_check_tokens\0\
  101. b\25no_check_encoding\0\
  102. b\26no_check_json\0\
  103. b\27no_check_simh\0\
  104. b\30extension\0\
  105. b\31transp_compression\0\
  106. "
  107. /* Defined for backwards compatibility (renamed) */
  108. #define MAGIC_NO_CHECK_ASCII MAGIC_NO_CHECK_TEXT
  109. /* Defined for backwards compatibility; do nothing */
  110. #define MAGIC_NO_CHECK_FORTRAN 0x000000 /* Don't check ascii/fortran */
  111. #define MAGIC_NO_CHECK_TROFF 0x000000 /* Don't check ascii/troff */
  112. #define MAGIC_VERSION X.YY /* This implementation */
  113. #ifdef __cplusplus
  114. extern "C" {
  115. #endif
  116. typedef struct magic_set *magic_t;
  117. magic_t magic_open(int);
  118. void magic_close(magic_t);
  119. const char *magic_getpath(const char *, int);
  120. const char *magic_file(magic_t, const char *);
  121. const char *magic_descriptor(magic_t, int);
  122. const char *magic_buffer(magic_t, const void *, size_t);
  123. const char *magic_error(magic_t);
  124. int magic_getflags(magic_t);
  125. int magic_setflags(magic_t, int);
  126. int magic_version(void);
  127. int magic_load(magic_t, const char *);
  128. int magic_load_buffers(magic_t, void **, size_t *, size_t);
  129. int magic_compile(magic_t, const char *);
  130. int magic_check(magic_t, const char *);
  131. int magic_list(magic_t, const char *);
  132. int magic_errno(magic_t);
  133. #define MAGIC_PARAM_INDIR_MAX 0
  134. #define MAGIC_PARAM_NAME_MAX 1
  135. #define MAGIC_PARAM_ELF_PHNUM_MAX 2
  136. #define MAGIC_PARAM_ELF_SHNUM_MAX 3
  137. #define MAGIC_PARAM_ELF_NOTES_MAX 4
  138. #define MAGIC_PARAM_REGEX_MAX 5
  139. #define MAGIC_PARAM_BYTES_MAX 6
  140. #define MAGIC_PARAM_ENCODING_MAX 7
  141. #define MAGIC_PARAM_ELF_SHSIZE_MAX 8
  142. int magic_setparam(magic_t, int, const void *);
  143. int magic_getparam(magic_t, int, void *);
  144. #ifdef __cplusplus
  145. };
  146. #endif
  147. #endif /* _MAGIC_H */