Annotation of embedaddon/php/ext/zip/lib/zip_replace.c, revision 1.1.1.1
1.1 misho 1: /*
2: zip_replace.c -- replace file via callback function
3: Copyright (C) 1999-2007 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_replace(struct zip *za, int idx, struct zip_source *source)
42: {
43: if (idx < 0 || idx >= za->nentry || source == NULL) {
44: _zip_error_set(&za->error, ZIP_ER_INVAL, 0);
45: return -1;
46: }
47:
48: if (_zip_replace(za, idx, NULL, source) == -1)
49: return -1;
50:
51: return 0;
52: }
53:
54:
55:
56:
57: int
58: _zip_replace(struct zip *za, int idx, const char *name,
59: struct zip_source *source)
60: {
61: if (idx == -1) {
62: if (_zip_entry_new(za) == NULL)
63: return -1;
64:
65: idx = za->nentry - 1;
66: }
67:
68: _zip_unchange_data(za->entry+idx);
69:
70: if (name && _zip_set_name(za, idx, name) != 0)
71: return -1;
72:
73: za->entry[idx].state = ((za->cdir == NULL || idx >= za->cdir->nentry)
74: ? ZIP_ST_ADDED : ZIP_ST_REPLACED);
75: za->entry[idx].source = source;
76:
77: return idx;
78: }
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