ClamAV is an open source (GPLv2) anti-virus toolkit.
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 
clamav/clamav-devel/libclamav/zziplib/zzip-stat.c

82 lines
1.9 KiB

/*
* Author:
* Guido Draheim <guidod@gmx.de>
* Tomi Ollila <Tomi.Ollila@iki.fi>
*
* Copyright (c) 1999,2000,2001,2002 Guido Draheim
* All rights reserved,
* use under the restrictions of the
* Lesser GNU General Public License
* note the additional license information
* that can be found in COPYING.ZZIP
*
* Description:
* although this file is defining a function called zzip_stat it
* will not need a real stat(2) exported by the Operating System.
* It will just try to fill the fields of the ZZIP_STAT structure
* of
*/
#if HAVE_CONFIG_H
#include "clamav-config.h"
#endif
#include <zzip.h> /* exported...*/
#include <string.h>
#include "strc.h"
/**
* obtain information about a filename in an opened zip-archive without
* opening that file first. Mostly used to obtain the uncompressed
* size of a file inside a zip-archive. see => zzip_dir_open.
*/
int
zzip_dir_stat(ZZIP_DIR * dir, zzip_char_t* name, ZZIP_STAT * zs, int flags)
{
struct zzip_dir_hdr * hdr = dir->hdr0;
int (*cmp)(zzip_char_t*, zzip_char_t*);
cmp = (flags & ZZIP_CASEINSENSITIVE) ? strcasecmp : strcmp;
if (flags & ZZIP_IGNOREPATH)
{
char* n = strrchr(name, '/');
if (n) name = n + 1;
}
if (hdr)
while (1)
{
register char* hdr_name = hdr->d_name;
if (flags & ZZIP_IGNOREPATH)
{
register char* n = strrchr(hdr_name, '/');
if (n) hdr_name = n + 1;
}
if (! cmp(hdr_name, name))
break;
if (! hdr->d_reclen)
{
dir->errcode = ZZIP_ENOENT;
return -1;
}
hdr = (struct zzip_dir_hdr *) ((char *)hdr + hdr->d_reclen);
}
zs->d_compr = hdr->d_compr;
zs->d_csize = hdr->d_csize;
zs->st_size = hdr->d_usize;
zs->d_name = hdr->d_name;
return 0;
}
/*
* Local variables:
* c-file-style: "stroustrup"
* End:
*/