azio.cc File Reference

#include <fcntl.h>
#include <sys/types.h>
#include <cerrno>
#include <cstdio>
#include <cstring>
#include "my_byteorder.h"
#include "my_dbug.h"
#include "my_inttypes.h"
#include "my_io.h"
#include "my_psi_config.h"
#include "my_thread_local.h"
#include "mysql/psi/mysql_file.h"
#include "storage/archive/azlib.h"

Macros
#define	HEAD_CRC   0x02 /* bit 1 set: header CRC present */
#define	EXTRA_FIELD   0x04 /* bit 2 set: extra field present */
#define	ORIG_NAME   0x08 /* bit 3 set: original file name present */
#define	COMMENT   0x10 /* bit 4 set: file comment present */
#define	RESERVED   0xE0 /* bits 5..7: reserved */

Functions
int	az_open (azio_stream *s, const char *path, int Flags, File fd)
int	do_flush (azio_stream *file, int flush)
int	get_byte (azio_stream *s)
void	check_header (azio_stream *s)
int	write_header (azio_stream *s)
int	destroy (azio_stream *s)
void	putLong (File file, uLong x)
uLong	getLong (azio_stream *s)
void	read_header (azio_stream *s, unsigned char *buffer)
int	azopen (azio_stream *s, const char *path, int Flags)
int	azdopen (azio_stream *s, File fd, int Flags)
size_t ZEXPORT	azread (azio_stream *s, voidp buf, size_t len, int *error)
unsigned int	azwrite (azio_stream *s, const voidp buf, unsigned int len)
int ZEXPORT	azflush (azio_stream *s, int flush)
int	azrewind (azio_stream *s)
my_off_t	azseek (azio_stream *s, my_off_t offset, int whence)
my_off_t ZEXPORT	aztell (azio_stream *file)
int	azclose (azio_stream *s)
int	azwrite_frm (azio_stream *s, char *blob, size_t length)
int	azread_frm (azio_stream *s, char *blob)
int	azwrite_comment (azio_stream *s, char *blob, size_t length)
int	azread_comment (azio_stream *s, char *blob)

Variables
static int const	gz_magic [2] = {0x1f, 0x8b}
static int const	az_magic [3] = {0xfe, 0x03, 0x01}
PSI_file_key	arch_key_file_data

Macro Definition Documentation

COMMENT

#define COMMENT   0x10 /* bit 4 set: file comment present */

EXTRA_FIELD

#define EXTRA_FIELD   0x04 /* bit 2 set: extra field present */

HEAD_CRC

#define HEAD_CRC   0x02 /* bit 1 set: header CRC present */

ORIG_NAME

#define ORIG_NAME   0x08 /* bit 3 set: original file name present */

RESERVED

#define RESERVED   0xE0 /* bits 5..7: reserved */

Function Documentation

az_open()

int az_open	(	azio_stream *	s,
		const char *	path,
		int	Flags,
		File	fd
	)

azclose()

int azclose

(

azio_stream *

s

)

azdopen()

int azdopen	(	azio_stream *	s,
		File	fd,
		int	Flags
	)

azflush()

int ZEXPORT azflush	(	azio_stream *	s,
		int	flush
	)

azopen()

int azopen	(	azio_stream *	s,
		const char *	path,
		int	Flags
	)

azread()

size_t ZEXPORT azread	(	azio_stream *	s,
		voidp	buf,
		size_t	len,
		int *	error
	)

azread_comment()

int azread_comment	(	azio_stream *	s,
		char *	blob
	)

azread_frm()

int azread_frm	(	azio_stream *	s,
		char *	blob
	)

azrewind()

int azrewind

(

azio_stream *

s

)

azseek()

my_off_t azseek	(	azio_stream *	s,
		my_off_t	offset,
		int	whence
	)

aztell()

my_off_t ZEXPORT aztell

(

azio_stream *

file

)

azwrite()

unsigned int azwrite	(	azio_stream *	s,
		const voidp	buf,
		unsigned int	len
	)

azwrite_comment()

int azwrite_comment	(	azio_stream *	s,
		char *	blob,
		size_t	length
	)

azwrite_frm()

int azwrite_frm	(	azio_stream *	s,
		char *	blob,
		size_t	length
	)

check_header()

void check_header

(

azio_stream *

s

)

destroy()

int destroy

(

azio_stream *

s

)

do_flush()

int do_flush	(	azio_stream *	file,
		int	flush
	)

get_byte()

int get_byte

(

azio_stream *

s

)

getLong()

uLong getLong

(

azio_stream *

s

)

putLong()

void putLong	(	File	file,
		uLong	x
	)

read_header()

void read_header	(	azio_stream *	s,
		unsigned char *	buffer
	)

write_header()

int write_header

(

azio_stream *

s

)

Variable Documentation

arch_key_file_data

PSI_file_key arch_key_file_data

az_magic

int const az_magic[3] = {0xfe, 0x03, 0x01}

static

gz_magic

int const gz_magic[2] = {0x1f, 0x8b}

static