file/src/magic.c File Reference

#include "file.h"
#include "magic.h"
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <sys/types.h>
#include <sys/param.h>
#include <sys/stat.h>
#include <limits.h>
#include <netinet/in.h>
#include "patchlevel.h"

Include dependency graph for magic.c:

Go to the source code of this file.

Defines
#define	STDIN_FILENO   0
#define	SLOP   (1 + sizeof(union VALUETYPE))
Functions
static const char *	rcsid (const char *p)
static void	free_mlist (struct mlist *mlist)
static void	close_and_restore (const struct magic_set *ms, const char *name, int fd, const struct stat *sb)
static int	info_from_stat (struct magic_set *ms, mode_t md)
magic_set *	magic_open (int flags)
void	magic_close (struct magic_set *ms)
int	magic_load (struct magic_set *ms, const char *magicfile)
int	magic_compile (struct magic_set *ms, const char *magicfile)
int	magic_check (struct magic_set *ms, const char *magicfile)
const char *	magic_file (struct magic_set *ms, const char *inname)
const char *	magic_buffer (struct magic_set *ms, const void *buf, size_t nb)
const char *	magic_error (struct magic_set *ms)
int	magic_errno (struct magic_set *ms)
int	magic_setflags (struct magic_set *ms, int flags)

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Define Documentation

#define SLOP   (1 + sizeof(union VALUETYPE))

Referenced by magic_file().

#define STDIN_FILENO   0

Definition at line 86 of file magic.c.

Referenced by checkPassPhrase(), close_and_restore(), getOutputFrom(), magic_file(), main(), readRPM(), runScript(), sread(), and ufdOpen().

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Function Documentation

static void close_and_restore	(	const struct magic_set *	ms,
		const char *	name,
		int	fd,
		const struct stat *	sb
	)			[static]

Definition at line 205 of file magic.c.

References magic_set::flags, MAGIC_PRESERVE_ATIME, and STDIN_FILENO.

Referenced by magic_file().

static void free_mlist

(

struct mlist *

mlist

)

[static]

Definition at line 128 of file magic.c.

References file_delmagic(), mlist::magic, mlist::mapped, next, mlist::next, and mlist::nmagic.

Referenced by magic_check(), magic_close(), magic_compile(), and magic_load().

static int info_from_stat	(	struct magic_set *	ms,
		mode_t	md
	)			[static]

Definition at line 146 of file magic.c.

References file_printf().

Referenced by magic_file().

const char* magic_buffer	(	struct magic_set *	ms,
		const void *	buf,
		size_t	nb
	)

Definition at line 353 of file magic.c.

References file_buffer(), file_getbuffer(), and file_reset().

int magic_check	(	struct magic_set *	ms,
		const char *	magicfile
	)

Definition at line 197 of file magic.c.

References file_apprentice(), FILE_CHECK, and free_mlist().

Referenced by main().

void magic_close

(

struct magic_set *

ms

)

Definition at line 164 of file magic.c.

References magic_set::out::buf, magic_set::c, free_mlist(), magic_set::cont::li, magic_set::mlist, magic_set::o, and magic_set::out::pbuf.

Referenced by main(), and rpmfcClassify().

int magic_compile	(	struct magic_set *	ms,
		const char *	magicfile
	)

Definition at line 189 of file magic.c.

References file_apprentice(), FILE_COMPILE, and free_mlist().

Referenced by main().

int magic_errno

(

struct magic_set *

ms

)

Definition at line 375 of file magic.c.

References magic_set::error, and magic_set::haderr.

const char* magic_error

(

struct magic_set *

ms

)

Definition at line 369 of file magic.c.

References magic_set::out::buf, magic_set::haderr, and magic_set::o.

Referenced by load(), main(), process(), and rpmfcClassify().

const char* magic_file	(	struct magic_set *	ms,
		const char *	inname
	)

Definition at line 240 of file magic.c.

References alloca(), close_and_restore(), errno, file_buffer(), file_error(), file_fsmagic(), file_getbuffer(), file_printf(), file_reset(), magic_set::flags, HOWMANY, info_from_stat(), MAGIC_MIME, O_BINARY, SLOP, sread(), and STDIN_FILENO.

Referenced by file_fsmagic(), process(), and rpmfcClassify().

int magic_load	(	struct magic_set *	ms,
		const char *	magicfile
	)

Definition at line 177 of file magic.c.

References file_apprentice(), FILE_LOAD, free_mlist(), and magic_set::mlist.

Referenced by load(), and rpmfcClassify().

struct magic_set* magic_open

(

int

flags

)

[read]

Definition at line 90 of file magic.c.

References magic_set::out::buf, magic_set::c, errno, magic_set::error, magic_set::haderr, magic_set::out::left, magic_set::cont::len, magic_set::cont::li, magic_setflags(), magic_set::mlist, magic_set::o, magic_set::out::pbuf, magic_set::out::psize, magic_set::out::ptr, and magic_set::out::size.

Referenced by load(), main(), and rpmfcClassify().

int magic_setflags	(	struct magic_set *	ms,
		int	flags
	)

Definition at line 381 of file magic.c.

References magic_set::flags, and MAGIC_PRESERVE_ATIME.

Referenced by magic_open().

static const char* rcsid

(

const char *

p

)

[static]

Definition at line 66 of file magic.c.

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