Annotation of embedaddon/php/ext/zip/lib/zip_set_archive_flag.c, revision 1.1.1.2
1.1 misho 1: /*
2: zip_get_archive_flag.c -- set archive global flag
3: Copyright (C) 2008-2009 Dieter Baron and Thomas Klausner
4:
5: This file is part of libzip, a library to manipulate ZIP archives.
6: The authors can be contacted at <libzip@nih.at>
7:
8: Redistribution and use in source and binary forms, with or without
9: modification, are permitted provided that the following conditions
10: are met:
11: 1. Redistributions of source code must retain the above copyright
12: notice, this list of conditions and the following disclaimer.
13: 2. Redistributions in binary form must reproduce the above copyright
14: notice, this list of conditions and the following disclaimer in
15: the documentation and/or other materials provided with the
16: distribution.
17: 3. The names of the authors may not be used to endorse or promote
18: products derived from this software without specific prior
19: written permission.
20:
21: THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
22: OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
23: WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24: ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
25: DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26: DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
27: GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28: INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
29: IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
30: OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
31: IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32: */
33:
34:
35:
36: #include "zipint.h"
37:
38:
39:
40: ZIP_EXTERN(int)
41: zip_set_archive_flag(struct zip *za, int flag, int value)
42: {
1.1.1.2 ! misho 43: unsigned int new_flags;
! 44:
1.1 misho 45: if (value)
1.1.1.2 ! misho 46: new_flags = za->ch_flags | flag;
1.1 misho 47: else
1.1.1.2 ! misho 48: new_flags = za->ch_flags & ~flag;
! 49:
! 50: if (new_flags == za->ch_flags)
! 51: return 0;
! 52:
! 53: if (ZIP_IS_RDONLY(za)) {
! 54: _zip_error_set(&za->error, ZIP_ER_RDONLY, 0);
! 55: return -1;
! 56: }
! 57:
! 58: if ((flag & ZIP_AFL_RDONLY) && value
! 59: && (za->ch_flags & ZIP_AFL_RDONLY) == 0) {
! 60: if (_zip_changed(za, NULL)) {
! 61: _zip_error_set(&za->error, ZIP_ER_CHANGED, 0);
! 62: return -1;
! 63: }
! 64: }
! 65:
! 66: za->ch_flags = new_flags;
1.1 misho 67:
68: return 0;
69: }
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