RZip.cxx File Reference

#include "Compression.h"
#include "RConfigure.h"
#include "RZip.h"
#include "Bits.h"
#include "ZipLZMA.h"
#include "ZipLZ4.h"
#include "ZipZSTD.h"
#include "zlib.h"
#include <cstdio>
#include <cassert>

Include dependency graph for RZip.cxx:

Macros
#define	HDRSIZE   9

Functions
static int	is_valid_header (unsigned char *src)
static int	is_valid_header_lz4 (unsigned char *src)
static int	is_valid_header_lzma (unsigned char *src)
static int	is_valid_header_old (unsigned char *src)
static int	is_valid_header_zlib (unsigned char *src)
	Below are the routines for unzipping (inflating) buffers.
static int	is_valid_header_zstd (unsigned char *src)
unsigned long	R__crc32 (unsigned long crc, unsigned char *buf, unsigned int len)
ROOT::RCompressionSetting::EAlgorithm::EValues	R__getCompressionAlgorithm (unsigned char *buf, size_t bufsize)
int	R__SetZipMode (ROOT::RCompressionSetting::EAlgorithm::EValues mode)
int	R__unzip (int *srcsize, uch *src, int *tgtsize, uch *tgt, int *irep)
int	R__unzip_header (int *srcsize, uch *src, int *tgtsize)
static int	R__unzipZLIB (int *srcsize, unsigned char *src, int *tgtsize, unsigned char *tgt, int *irep)
int	R__zipMultipleAlgorithm (int cxlevel, int *srcsize, char *src, int *tgtsize, char *tgt, int *irep, ROOT::RCompressionSetting::EAlgorithm::EValues compressionAlgorithm)
static int	R__zipOld (int cxlevel, int *srcsize, char *src, int *tgtsize, char *tgrt, int *irep)
	Forward decl's.
static int	R__zipZLIB (int cxlevel, int *srcsize, char *src, int *tgtsize, char *tgt, int *irep)
	Compress buffer contents using the venerable zlib algorithm.

Variables
ROOT::RCompressionSetting::EAlgorithm::EValues	R__ZipMode = ROOT::RCompressionSetting::EAlgorithm::EValues::kZLIB

Macro Definition Documentation

HDRSIZE

#define HDRSIZE   9

Definition at line 26 of file RZip.cxx.

Function Documentation

is_valid_header()

int is_valid_header ( unsigned char * src )

static

Definition at line 269 of file RZip.cxx.

is_valid_header_lz4()

int is_valid_header_lz4 ( unsigned char * src )

static

Definition at line 259 of file RZip.cxx.

is_valid_header_lzma()

int is_valid_header_lzma ( unsigned char * src )

static

Definition at line 254 of file RZip.cxx.

is_valid_header_old()

int is_valid_header_old ( unsigned char * src )

static

Definition at line 249 of file RZip.cxx.

is_valid_header_zlib()

int is_valid_header_zlib ( unsigned char * src )

static

Below are the routines for unzipping (inflating) buffers.

Definition at line 244 of file RZip.cxx.

is_valid_header_zstd()

int is_valid_header_zstd ( unsigned char * src )

static

Definition at line 264 of file RZip.cxx.

R__crc32()

unsigned long R__crc32	(	unsigned long	crc,
		unsigned char *	buf,
		unsigned int	len )

Definition at line 61 of file RZip.cxx.

R__getCompressionAlgorithm()

ROOT::RCompressionSetting::EAlgorithm::EValues R__getCompressionAlgorithm	(	unsigned char *	buf,
		size_t	bufsize )

Definition at line 275 of file RZip.cxx.

R__SetZipMode()

int R__SetZipMode

(

ROOT::RCompressionSetting::EAlgorithm::EValues

mode

)

Definition at line 56 of file RZip.cxx.

R__unzip()

int R__unzip	(	int *	srcsize,
		uch *	src,
		int *	tgtsize,
		uch *	tgt,
		int *	irep )

Definition at line 334 of file RZip.cxx.

R__unzip_header()

int R__unzip_header	(	int *	srcsize,
		uch *	src,
		int *	tgtsize )

Definition at line 294 of file RZip.cxx.

R__unzipZLIB()

int R__unzipZLIB ( int * srcsize, unsigned char * src, int * tgtsize, unsigned char * tgt, int * irep )

static

Definition at line 406 of file RZip.cxx.

R__zipMultipleAlgorithm()

int R__zipMultipleAlgorithm	(	int	cxlevel,
		int *	srcsize,
		char *	src,
		int *	tgtsize,
		char *	tgt,
		int *	irep,
		ROOT::RCompressionSetting::EAlgorithm::EValues	compressionAlgorithm )

Definition at line 73 of file RZip.cxx.

R__zipOld()

int R__zipOld ( int cxlevel, int * srcsize, char * src, int * tgtsize, char * tgrt, int * irep )

static

Forward decl's.

Definition at line 115 of file RZip.cxx.

R__zipZLIB()

int R__zipZLIB ( int cxlevel, int * srcsize, char * src, int * tgtsize, char * tgrt, int * irep )

static

Compress buffer contents using the venerable zlib algorithm.

Definition at line 176 of file RZip.cxx.

Variable Documentation

R__ZipMode

ROOT::RCompressionSetting::EAlgorithm::EValues R__ZipMode = ROOT::RCompressionSetting::EAlgorithm::EValues::kZLIB

Definition at line 51 of file RZip.cxx.