seekgzip.h

#ifndef __SEEKGZIP_H__
#define __SEEKGZIP_H__

struct tag_seekgzip; typedef struct tag_seekgzip seekgzip_t;

enum {
	SEEKGZIP_SUCCESS=0,
	SEEKGZIP_ERROR=-1024,
	SEEKGZIP_OPENERROR,
	SEEKGZIP_EXPIREDINDEX,
	SEEKGZIP_READERROR,
	SEEKGZIP_WRITEERROR,
	SEEKGZIP_DATAERROR,
	SEEKGZIP_OUTOFMEMORY,
	SEEKGZIP_IMCOMPATIBLE,
	SEEKGZIP_ZLIBERROR,
};

seekgzip_t*
seekgzip_open(
	const char *filename,
	int flags
	);

void
seekgzip_close(
	seekgzip_t* zs
	);

void
seekgzip_seek(
	seekgzip_t *zs,
	off_t offset
	);

off_t
seekgzip_tell(
	seekgzip_t *zs
	);

int
seekgzip_read(
	seekgzip_t* zs,
	void *buffer,
	int size
	);

int
seekgzip_error(
	seekgzip_t* sgz
	);

off_t seekgzip_unpacked_length(seekgzip_t *sz);
off_t seekgzip_packed_length(seekgzip_t *sz);

#endif/*__SEEKGZIP_H__*/