Mercurial > code
diff modules/zip/libzip/lib/zip_get_archive_comment.c @ 527:8f8c32f102f1
Zip: resurrection
author | David Demelier <markand@malikania.fr> |
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date | Wed, 01 Jun 2016 17:36:52 +0200 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/modules/zip/libzip/lib/zip_get_archive_comment.c Wed Jun 01 17:36:52 2016 +0200 @@ -0,0 +1,59 @@ +/* + zip_get_archive_comment.c -- get archive comment + Copyright (C) 2006-2014 Dieter Baron and Thomas Klausner + + This file is part of libzip, a library to manipulate ZIP archives. + The authors can be contacted at <libzip@nih.at> + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + 1. Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + 2. Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + 3. The names of the authors may not be used to endorse or promote + products derived from this software without specific prior + written permission. + + THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS + OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY + DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE + GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER + IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR + OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + + +#include <string.h> + +#include "zipint.h" + + +ZIP_EXTERN const char * +zip_get_archive_comment(zip_t *za, int *lenp, zip_flags_t flags) +{ + zip_string_t *comment; + zip_uint32_t len; + const zip_uint8_t *str; + + if ((flags & ZIP_FL_UNCHANGED) || (za->comment_changes == NULL)) + comment = za->comment_orig; + else + comment = za->comment_changes; + + if ((str=_zip_string_get(comment, &len, flags, &za->error)) == NULL) + return NULL; + + if (lenp) + *lenp = (int)len; + + return (const char *)str; +}