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/*
* Author:
* Guido Draheim <guidod@gmx.de>
*
* Copyright (c) 2000,2001,2002,2003 Guido Draheim
* All rights reserved,
* use under the restrictions of the
* Lesser GNU General Public License
* or alternatively the restrictions
* of the Mozilla Public License 1.1
*/
#include <zzip/lib.h> /* exported... */
#include <zzip/file.h>
#include <zzip/format.h>
#ifdef ZZIP_HAVE_SYS_STAT_H
#include <sys/stat.h>
#else
#include <stdlib.h>
#include <stdio.h>
#endif
/**
* just returns dir->errcode of the ZZIP_DIR handle
* see: => zzip_dir_open, => zzip_dir_open, => zzip_readdir, => zzip_dir_read
*/
int
zzip_error(ZZIP_DIR * dir)
{
return dir->errcode;
}
/** => zzip_error
* This function just does dir->errcode = errcode
*/
void
zzip_seterror(ZZIP_DIR * dir, int errcode) { dir->errcode = errcode; }
/**
* This function will just return fp->dir
*
* If a ZZIP_FILE is contained within a zip-file that one will be a valid
* pointer, otherwise a NULL is returned and the ZZIP_FILE wraps a real file.
*/
ZZIP_DIR *
zzip_dirhandle(ZZIP_FILE * fp)
{
return fp->dir;
}
/** => zzip_dirhandle
* This function will just return dir->fd
*
* If a ZZIP_DIR does point to a zipfile then the file-descriptor of that
* zipfile is returned, otherwise a NULL is returned and the ZZIP_DIR wraps
* a real directory DIR (if you have dirent on your system).
*/
int
zzip_dirfd(ZZIP_DIR * dir)
{
return dir->fd;
}
/**
* return static const string of the known compression methods,
* otherwise just "zipped" is returned
*/
zzip_char_t *
zzip_compr_str(int compr)
{
switch (compr)
{
/* *INDENT-OFF* */
case ZZIP_IS_STORED: return "stored";
case ZZIP_IS_SHRUNK: return "shrunk";
case ZZIP_IS_REDUCEDx1:
case ZZIP_IS_REDUCEDx2:
case ZZIP_IS_REDUCEDx3:
case ZZIP_IS_REDUCEDx4: return "reduced";
case ZZIP_IS_IMPLODED: return "imploded";
case ZZIP_IS_TOKENIZED: return "tokenized";
case ZZIP_IS_DEFLATED: return "deflated";
case ZZIP_IS_DEFLATED_BETTER: return "deflatedX";
case ZZIP_IS_IMPLODED_BETTER: return "implodedX";
default:
if (0 < compr && compr < 256) return "zipped";
else
{
# ifdef S_ISDIR
if (S_ISDIR(compr)) return "directory";
# endif
# ifdef S_ISCHR
if (S_ISCHR(compr)) return "is/chr";
# endif
# ifdef S_ISBLK
if (S_ISBLK(compr)) return "is/blk";
# endif
# ifdef S_ISFIFO
if (S_ISFIFO(compr)) return "is/fifo";
# endif
# ifdef S_ISSOCK
if (S_ISSOCK(compr)) return "is/sock";
# endif
# ifdef S_ISLNK
if (S_ISLNK(compr)) return "is/lnk";
# endif
return "special";
}
/* *INDENT-ON* */
} /*switch */
}
/** => zzip_file_real
* This function checks if the ZZIP_DIR-handle is wrapping
* a real directory or a zip-archive.
* Returns 1 for a stat'able directory, and 0 for a handle to zip-archive.
*/
int
zzip_dir_real(ZZIP_DIR * dir)
{
return dir->realdir != 0;
}
/**
* This function checks if the ZZIP_FILE-handle is wrapping
* a real file or a zip-contained file.
* Returns 1 for a stat'able file, and 0 for a file inside a zip-archive.
*/
int
zzip_file_real(ZZIP_FILE * fp)
{
return fp->dir == 0; /* ie. not dependent on a zip-arch-dir */
}
/** => zzip_file_real
* This function returns the posix DIR* handle (if one exists).
* Check before with => zzip_dir_real if the
* the ZZIP_DIR points to a real directory.
*/
void *
zzip_realdir(ZZIP_DIR * dir)
{
return dir->realdir;
}
/** => zzip_file_real
* This function returns the posix file descriptor (if one exists).
* Check before with => zzip_file_real if the
* the ZZIP_FILE points to a real file.
*/
int
zzip_realfd(ZZIP_FILE * fp)
{
return fp->fd;
}
/*
* Local variables:
* c-file-style: "stroustrup"
* End:
*/
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