Mercurial > code
comparison modules/zip/libzip/lib/zip_source_supports.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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526:b26d8be94adb | 527:8f8c32f102f1 |
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1 /* | |
2 zip_source_supports.c -- check for supported functions | |
3 Copyright (C) 2014-2015 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 #include <stdarg.h> | |
36 | |
37 #include "zipint.h" | |
38 | |
39 | |
40 zip_int64_t | |
41 zip_source_supports(zip_source_t *src) | |
42 { | |
43 return src->supports; | |
44 } | |
45 | |
46 | |
47 ZIP_EXTERN zip_int64_t | |
48 zip_source_make_command_bitmap(zip_source_cmd_t cmd0, ...) | |
49 { | |
50 zip_int64_t bitmap; | |
51 va_list ap; | |
52 | |
53 bitmap = ZIP_SOURCE_MAKE_COMMAND_BITMASK(cmd0); | |
54 | |
55 | |
56 | |
57 va_start(ap, cmd0); | |
58 for (;;) { | |
59 int cmd = va_arg(ap, int); | |
60 if (cmd < 0) { | |
61 break; | |
62 } | |
63 bitmap |= ZIP_SOURCE_MAKE_COMMAND_BITMASK(cmd); | |
64 } | |
65 va_end(ap); | |
66 | |
67 return bitmap; | |
68 } |