rpmio/rpmxar.h File Reference

Structure(s)and methods for a XAR archive wrapper format. More...

#include <rpmiotypes.h>

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Defines
#define	rpmxarUnlink(_xar, _msg)   ((rpmxar)rpmioUnlinkPoolItem((rpmioItem)(_xar), _msg, __FILE__, __LINE__))
#define	rpmxarLink(_xar, _msg)   ((rpmxar)rpmioLinkPoolItem((rpmioItem)(_xar), _msg, __FILE__, __LINE__))
#define	rpmxarFree(_xar, _msg)   ((rpmxar)rpmioFreePoolItem((rpmioItem)(_xar), _msg, __FILE__, __LINE__))
Typedefs
typedef struct rpmxar_s *	rpmxar
Functions
rpmxar	rpmxarUnlink (rpmxar xar, const char *msg)
	Unreference a xar archive instance.
rpmxar	rpmxarLink (rpmxar xar, const char *msg)
	Reference a xar archive instance.
rpmxar	rpmxarFree (rpmxar xar, const char *msg)
	Destroy a xar archive instance.
rpmxar	rpmxarNew (const char *fn, const char *fmode)
	Create a xar archive instance.
int	rpmxarNext (rpmxar xar)
	Iterate a xar archive instance.
int	rpmxarPush (rpmxar xar, const char *fn, unsigned char *b, size_t bsize)
int	rpmxarPull (rpmxar xar, const char *fn)
int	rpmxarSwapBuf (rpmxar xar, unsigned char *b, size_t bsize, unsigned char **obp, size_t *obsizep)
ssize_t	xarRead (void *cookie, char *buf, size_t count)
const char *	rpmxarPath (rpmxar xar)
	Return path of current archive member.
int	rpmxarStat (rpmxar xar, struct stat *st)
	Return stat(2) of current archive member.
Variables
int	_xar_debug

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Detailed Description

Structure(s)and methods for a XAR archive wrapper format.

Definition in file rpmxar.h.

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Define Documentation

#define rpmxarFree	(		_xar,
			_msg
	)		((rpmxar)rpmioFreePoolItem((rpmioItem)(_xar), _msg, __FILE__, __LINE__))

Definition at line 79 of file rpmxar.h.

#define rpmxarLink	(		_xar,
			_msg
	)		((rpmxar)rpmioLinkPoolItem((rpmioItem)(_xar), _msg, __FILE__, __LINE__))

Definition at line 66 of file rpmxar.h.

#define rpmxarUnlink	(		_xar,
			_msg
	)		((rpmxar)rpmioUnlinkPoolItem((rpmioItem)(_xar), _msg, __FILE__, __LINE__))

Definition at line 54 of file rpmxar.h.

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Typedef Documentation

typedef struct rpmxar_s* rpmxar

Definition at line 14 of file rpmxar.h.

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Function Documentation

rpmxar rpmxarFree	(	rpmxar	xar,
		const char *	msg
	)

Destroy a xar archive instance.

Parameters:

xar	xar archive
msg

Returns:

NULL on last dereference

Referenced by fdFini(), and rdLead().

rpmxar rpmxarLink	(	rpmxar	xar,
		const char *	msg
	)

Reference a xar archive instance.

Parameters:

xar	xar archive
msg

Returns:

new xar archive reference

Referenced by fdSetXAR(), and rpmxarNew().

rpmxar rpmxarNew	(	const char *	fn,
		const char *	fmode
	)

Create a xar archive instance.

Parameters:

fn	xar file
fmode	"r" for reading, "w" for writing

Returns:

new xar instance

Definition at line 112 of file rpmxar.c.

References _xar_debug, READ, rpmxarGetPool(), rpmxarLink(), WRITE, xar_iter_new, and xar_open.

Referenced by rdLead().

int rpmxarNext

(

rpmxar

xar

)

Iterate a xar archive instance.

Parameters:

xar	xar archive

Returns:

0 on SUCCESS, 1 on end-of-iteration

Definition at line 128 of file rpmxar.c.

References _xar_debug, xar_file_first, and xar_file_next.

Referenced by rdLead(), rdSignature(), readFile(), rpmReadHeader(), and xarRead().

const char* rpmxarPath

(

rpmxar

xar

)

Return path of current archive member.

Parameters:

xar	xar archive

Returns:

path of xar member

Definition at line 260 of file rpmxar.c.

References _xar_debug, and xar_get_path.

Referenced by rpmxarStat().

int rpmxarPull	(	rpmxar	xar,
		const char *	fn
	)

Definition at line 168 of file rpmxar.c.

References _free(), _xar_debug, xar_extract_tobuffersz, and xar_get_path.

Referenced by rdLead(), rdSignature(), readFile(), rpmReadHeader(), and xarRead().

int rpmxarPush	(	rpmxar	xar,
		const char *	fn,
		unsigned char *	b,
		size_t	bsize
	)

Definition at line 147 of file rpmxar.c.

References _xar_debug, xar_add_frombuffer, XAR_OPT_COMPRESSION, xar_opt_set, XAR_OPT_VAL_GZIP, and XAR_OPT_VAL_NONE.

int rpmxarStat	(	rpmxar	xar,
		struct stat *	st
	)

Return stat(2) of current archive member.

Parameters:

xar	xar archive

Return values:

*st	stat(2) of current member

Returns:

0 on success

Definition at line 395 of file rpmxar.c.

References _free(), _xar_debug, hashFunctionString(), rpmxarPath(), xarDev(), xarGid(), xarMode(), xarSize(), xarTime(), and xarUid().

int rpmxarSwapBuf	(	rpmxar	xar,
		unsigned char *	b,
		size_t	bsize,
		unsigned char **	obp,
		size_t *	obsizep
	)

Definition at line 203 of file rpmxar.c.

References _free(), and _xar_debug.

Referenced by rdLead(), and xarRead().

rpmxar rpmxarUnlink	(	rpmxar	xar,
		const char *	msg
	)

Unreference a xar archive instance.

Parameters:

xar	xar archive
msg

Returns:

NULL on last dereference

ssize_t xarRead	(	void *	cookie,
		char *	buf,
		size_t	count
	)

Definition at line 229 of file rpmxar.c.

References _xar_debug, fdGetXAR(), RPMRC_FAIL, rpmxarNext(), rpmxarPull(), and rpmxarSwapBuf().

Referenced by __fdRead().

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Variable Documentation

int _xar_debug

Definition at line 70 of file rpmxar.c.