| Current File : //usr/include/magic.h |
/*
* Copyright (c) Christos Zoulas 2003.
* All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice immediately at the beginning of the file, without modification,
* this list of conditions, and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef _MAGIC_H
#define _MAGIC_H
#include <sys/types.h>
#define MAGIC_NONE 0x0000000 /* No flags */
#define MAGIC_DEBUG 0x0000001 /* Turn on debugging */
#define MAGIC_SYMLINK 0x0000002 /* Follow symlinks */
#define MAGIC_COMPRESS 0x0000004 /* Check inside compressed files */
#define MAGIC_DEVICES 0x0000008 /* Look at the contents of devices */
#define MAGIC_MIME_TYPE 0x0000010 /* Return the MIME type */
#define MAGIC_CONTINUE 0x0000020 /* Return all matches */
#define MAGIC_CHECK 0x0000040 /* Print warnings to stderr */
#define MAGIC_PRESERVE_ATIME 0x0000080 /* Restore access time on exit */
#define MAGIC_RAW 0x0000100 /* Don't convert unprintable chars */
#define MAGIC_ERROR 0x0000200 /* Handle ENOENT etc as real errors */
#define MAGIC_MIME_ENCODING 0x0000400 /* Return the MIME encoding */
#define MAGIC_MIME (MAGIC_MIME_TYPE|MAGIC_MIME_ENCODING)
#define MAGIC_APPLE 0x0000800 /* Return the Apple creator/type */
#define MAGIC_EXTENSION 0x1000000 /* Return a /-separated list of
* extensions */
#define MAGIC_COMPRESS_TRANSP 0x2000000 /* Check inside compressed files
* but not report compression */
#define MAGIC_NODESC (MAGIC_EXTENSION|MAGIC_MIME|MAGIC_APPLE)
#define MAGIC_NO_CHECK_COMPRESS 0x0001000 /* Don't check for compressed files */
#define MAGIC_NO_CHECK_TAR 0x0002000 /* Don't check for tar files */
#define MAGIC_NO_CHECK_SOFT 0x0004000 /* Don't check magic entries */
#define MAGIC_NO_CHECK_APPTYPE 0x0008000 /* Don't check application type */
#define MAGIC_NO_CHECK_ELF 0x0010000 /* Don't check for elf details */
#define MAGIC_NO_CHECK_TEXT 0x0020000 /* Don't check for text files */
#define MAGIC_NO_CHECK_CDF 0x0040000 /* Don't check for cdf files */
#define MAGIC_NO_CHECK_TOKENS 0x0100000 /* Don't check tokens */
#define MAGIC_NO_CHECK_ENCODING 0x0200000 /* Don't check text encodings */
/* No built-in tests; only consult the magic file */
#define MAGIC_NO_CHECK_BUILTIN ( \
MAGIC_NO_CHECK_COMPRESS | \
MAGIC_NO_CHECK_TAR | \
/* MAGIC_NO_CHECK_SOFT | */ \
MAGIC_NO_CHECK_APPTYPE | \
MAGIC_NO_CHECK_ELF | \
MAGIC_NO_CHECK_TEXT | \
MAGIC_NO_CHECK_CDF | \
MAGIC_NO_CHECK_TOKENS | \
MAGIC_NO_CHECK_ENCODING | \
0 \
)
#define MAGIC_SNPRINTB "\177\020\
b\0debug\0\
b\1symlink\0\
b\2compress\0\
b\3devices\0\
b\4mime_type\0\
b\5continue\0\
b\6check\0\
b\7preserve_atime\0\
b\10raw\0\
b\11error\0\
b\12mime_encoding\0\
b\13apple\0\
b\14no_check_compress\0\
b\15no_check_tar\0\
b\16no_check_soft\0\
b\17no_check_sapptype\0\
b\20no_check_elf\0\
b\21no_check_text\0\
b\22no_check_cdf\0\
b\23no_check_reserved0\0\
b\24no_check_tokens\0\
b\25no_check_encoding\0\
b\26no_check_reserved1\0\
b\27no_check_reserved2\0\
b\30extension\0\
b\31transp_compression\0\
"
/* Defined for backwards compatibility (renamed) */
#define MAGIC_NO_CHECK_ASCII MAGIC_NO_CHECK_TEXT
/* Defined for backwards compatibility; do nothing */
#define MAGIC_NO_CHECK_FORTRAN 0x000000 /* Don't check ascii/fortran */
#define MAGIC_NO_CHECK_TROFF 0x000000 /* Don't check ascii/troff */
#define MAGIC_VERSION 533 /* This implementation */
#ifdef __cplusplus
extern "C" {
#endif
typedef struct magic_set *magic_t;
magic_t magic_open(int);
void magic_close(magic_t);
const char *magic_getpath(const char *, int);
const char *magic_file(magic_t, const char *);
const char *magic_descriptor(magic_t, int);
const char *magic_buffer(magic_t, const void *, size_t);
const char *magic_error(magic_t);
int magic_getflags(magic_t);
int magic_setflags(magic_t, int);
int magic_version(void);
int magic_load(magic_t, const char *);
int magic_load_buffers(magic_t, void **, size_t *, size_t);
int magic_compile(magic_t, const char *);
int magic_check(magic_t, const char *);
int magic_list(magic_t, const char *);
int magic_errno(magic_t);
#define MAGIC_PARAM_INDIR_MAX 0
#define MAGIC_PARAM_NAME_MAX 1
#define MAGIC_PARAM_ELF_PHNUM_MAX 2
#define MAGIC_PARAM_ELF_SHNUM_MAX 3
#define MAGIC_PARAM_ELF_NOTES_MAX 4
#define MAGIC_PARAM_REGEX_MAX 5
#define MAGIC_PARAM_BYTES_MAX 6
int magic_setparam(magic_t, int, const void *);
int magic_getparam(magic_t, int, void *);
#ifdef __cplusplus
};
#endif
#endif /* _MAGIC_H */