Annotation of embedaddon/php/ext/zip/lib/zip_source_open.c, revision 1.1
1.1 ! misho 1: /*
! 2: zip_source_open.c -- open zip_source (prepare for reading)
! 3: Copyright (C) 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_source_open(struct zip_source *src)
! 42: {
! 43: zip_int64_t ret;
! 44:
! 45: if (src->is_open) {
! 46: src->error_source = ZIP_LES_INVAL;
! 47: return -1;
! 48: }
! 49:
! 50: if (src->src == NULL) {
! 51: if (src->cb.f(src->ud, NULL, 0, ZIP_SOURCE_OPEN) < 0)
! 52: return -1;
! 53: }
! 54: else {
! 55: if (zip_source_open(src->src) < 0) {
! 56: src->error_source = ZIP_LES_LOWER;
! 57: return -1;
! 58: }
! 59:
! 60: ret = src->cb.l(src->src, src->ud, NULL, 0, ZIP_SOURCE_OPEN);
! 61:
! 62: if (ret < 0) {
! 63: (void)zip_source_close(src->src);
! 64:
! 65: if (ret == ZIP_SOURCE_ERR_LOWER)
! 66: src->error_source = ZIP_LES_LOWER;
! 67: else
! 68: src->error_source = ZIP_LES_UPPER;
! 69: return -1;
! 70: }
! 71: }
! 72:
! 73: src->is_open = 1;
! 74:
! 75: return 0;
! 76: }
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