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