file/src/compress.c File Reference

#include "file.h"
#include "magic.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/ioctl.h>

Include dependency graph for compress.c:

Go to the source code of this file.

Defines
#define	NODATA   ((size_t)~0)
Functions
static const char *	rcsid (const char *p)
static ssize_t	swrite (int fd, const void *buf, size_t n)
static size_t	uncompressbuf (struct magic_set *ms, int fd, size_t method, const unsigned char *old, unsigned char **newch, size_t n)
int	file_zmagic (struct magic_set *ms, int fd, const char *name, const unsigned char *buf, size_t nbytes)
ssize_t	sread (int fd, void *buf, size_t n, int canbepipe)
int	file_pipe2file (struct magic_set *ms, int fd, const void *startbuf, size_t nbytes)
Variables
struct {
const char *   magic
size_t   maglen
const char *const   argv [3]
int   silent
}	compr []
static size_t	ncompr = sizeof(compr) / sizeof(compr[0])

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Define Documentation

#define NODATA   ((size_t)~0)

Definition at line 89 of file compress.c.

Referenced by file_zmagic(), and uncompressbuf().

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Function Documentation

int file_pipe2file	(	struct magic_set *	ms,
		int	fd,
		const void *	startbuf,
		size_t	nbytes
	)

Definition at line 236 of file compress.c.

References errno, file_badseek(), file_error(), SEEK_SET, sread(), and swrite().

int file_zmagic	(	struct magic_set *	ms,
		int	fd,
		const char *	name,
		const unsigned char *	buf,
		size_t	nbytes
	)

Definition at line 106 of file compress.c.

References file_buffer(), file_printf(), magic_set::flags, MAGIC_COMPRESS, maglen, NODATA, and uncompressbuf().

Referenced by file_buffer().

static const char* rcsid

(

const char *

p

)

[static]

Definition at line 58 of file compress.c.

ssize_t sread	(	int	fd,
		void *	buf,
		size_t	n,
		int	canbepipe
	)

Definition at line 172 of file compress.c.

References check, errno, and STDIN_FILENO.

Referenced by file_pipe2file(), magic_file(), and uncompressbuf().

static ssize_t swrite	(	int	fd,
		const void *	buf,
		size_t	n
	)			[static]

Definition at line 147 of file compress.c.

References errno.

Referenced by file_pipe2file(), and uncompressbuf().

static size_t uncompressbuf	(	struct magic_set *	ms,
		int	fd,
		size_t	method,
		const unsigned char *	old,
		unsigned char **	newch,
		size_t	n
	)			[static]

Definition at line 373 of file compress.c.

References argv, errno, EXIT_FAILURE, file_error(), HOWMANY, NODATA, SEEK_SET, silent, sread(), strerror, and swrite().

Referenced by file_zmagic().

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Variable Documentation

const char* const argv[3]

Definition at line 68 of file compress.c.

Referenced by addOrAppendListEntry(), doScript(), doSetupMacro(), grabArgs(), headerMacrosLoad(), headerMacrosUnload(), mireSkip(), missingokTag(), parseDescription(), parseFiles(), parseScript(), processBinaryFile(), rpmfcExpandAppend(), rpmGlob(), rpmReadPackageManifest(), runInstScript(), runScript(), uncompressbuf(), and XpoptParseArgvString().

struct { ... } compr[] [static]

const char* magic

Definition at line 65 of file compress.c.

Referenced by apprentice_1(), byteswap(), load(), main(), match(), and process().

size_t maglen

Definition at line 66 of file compress.c.

Referenced by file_zmagic().

size_t ncompr = sizeof(compr) / sizeof(compr[0]) [static]

Definition at line 87 of file compress.c.

int silent

Definition at line 69 of file compress.c.

Referenced by uncompressbuf().

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