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/****************** Start of $RCSfile: zutils.h,v $ ****************
*
* $Source: /home/alb/afbackup/afbackup-3.3.6/RCS/zutils.h,v $
* $Id: zutils.h,v 1.1 2001/11/02 10:37:28 alb Exp alb $
* $Date: 2001/11/02 10:37:28 $
* $Author: alb $
*
*
******* description ***********************************************
*
*
*
*******************************************************************/
#ifndef __ZUTILS_H
#define __ZUTILS_H __ZUTILS_H
#ifdef USE_ZLIB
#include <zlib.h>
#define Z_UNINITIALIZED 0
#define Z_INIT_FOR_INFLATE 1
#define Z_INIT_FOR_DEFLATE 2
typedef struct ZFile_s {
Int8 initialized;
Int32 level;
Int32 maxblock;
int fd;
Flag compr_done;
Flag file_exh;
Int32 numblock;
z_stream z_stream;
UChar filebuf[0x2000];
} ZFile;
#define ZFILE_INIT { \
Z_UNINITIALIZED, \
(Int32) 0, \
(Int32) 0, \
(int) -1, \
NO, \
NO, \
(Int32) 0, \
}
#define zfile_init(zf) { ZFile zfile_i = ZFILE_INIT; \
memset(&(zfile_i.z_stream), 0, sizeof(z_stream)); \
memset(&(zfile_i.filebuf), 0, sizeof(zfile_i.filebuf)); \
memcpy((zf), &zfile_i, sizeof(zfile_i)); }
extern Int32 reset_zfile(ZFile *);
extern Int32 open_file_zip(ZFile *, int, Int32, Int32);
extern Int32 open_file_unzip(ZFile *, int);
extern Int32 read_file_zip(ZFile *, UChar *, Int32,
Int32 (*)(int, UChar *, Int32));
extern Int32 write_file_unzip(ZFile *, UChar *, Int32, Flag,
Int32 (*)(int, UChar *, Int32));
extern void close_file_zip(ZFile *);
#endif /* defined(USE_ZLIB) */
#endif /* !defined(__ZUTILS_H) */
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