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Annotation of embedaddon/php/ext/zip/lib/zip_replace.c, revision 1.1.1.2

1.1       misho       1: /*
                      2:   zip_replace.c -- replace file via callback function
1.1.1.2 ! misho       3:   Copyright (C) 1999-2009 Dieter Baron and Thomas Klausner
1.1       misho       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)
1.1.1.2 ! misho      41: zip_replace(struct zip *za, zip_uint64_t idx, struct zip_source *source)
1.1       misho      42: {
1.1.1.2 ! misho      43:     if (idx >= za->nentry || source == NULL) {
1.1       misho      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: 
1.1.1.2 ! misho      57: /* NOTE: Signed due to -1 on error.  See zip_add.c for more details. */
        !            58: 
        !            59: zip_int64_t
        !            60: _zip_replace(struct zip *za, zip_uint64_t idx, const char *name,
1.1       misho      61:             struct zip_source *source)
                     62: {
1.1.1.2 ! misho      63:     if (ZIP_IS_RDONLY(za)) {
        !            64:        _zip_error_set(&za->error, ZIP_ER_RDONLY, 0);
        !            65:        return -1;
        !            66:     }
        !            67: 
        !            68:     if (idx == ZIP_UINT64_MAX) {
1.1       misho      69:        if (_zip_entry_new(za) == NULL)
                     70:            return -1;
                     71: 
                     72:        idx = za->nentry - 1;
                     73:     }
                     74:     
                     75:     _zip_unchange_data(za->entry+idx);
                     76: 
                     77:     if (name && _zip_set_name(za, idx, name) != 0)
                     78:        return -1;
                     79:     
                     80:     za->entry[idx].state = ((za->cdir == NULL || idx >= za->cdir->nentry)
                     81:                            ? ZIP_ST_ADDED : ZIP_ST_REPLACED);
                     82:     za->entry[idx].source = source;
                     83: 
                     84:     return idx;
                     85: }