mirror of
https://github.com/hrydgard/ppsspp.git
synced 2024-11-26 23:10:38 +00:00
68 lines
2.3 KiB
C
68 lines
2.3 KiB
C
/*
|
|
zip_source_layered.c -- create layered source
|
|
Copyright (C) 2009-2019 Dieter Baron and Thomas Klausner
|
|
|
|
This file is part of libzip, a library to manipulate ZIP archives.
|
|
The authors can be contacted at <libzip@nih.at>
|
|
|
|
Redistribution and use in source and binary forms, with or without
|
|
modification, are permitted provided that the following conditions
|
|
are met:
|
|
1. Redistributions of source code must retain the above copyright
|
|
notice, this list of conditions and the following disclaimer.
|
|
2. Redistributions in binary form must reproduce the above copyright
|
|
notice, this list of conditions and the following disclaimer in
|
|
the documentation and/or other materials provided with the
|
|
distribution.
|
|
3. The names of the authors may not be used to endorse or promote
|
|
products derived from this software without specific prior
|
|
written permission.
|
|
|
|
THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
|
|
OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
|
|
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
|
|
GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
|
|
IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
|
|
OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
|
|
IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
|
|
#include <stdlib.h>
|
|
|
|
#include "zipint.h"
|
|
|
|
|
|
zip_source_t *
|
|
zip_source_layered(zip_t *za, zip_source_t *src, zip_source_layered_callback cb, void *ud) {
|
|
if (za == NULL)
|
|
return NULL;
|
|
|
|
return zip_source_layered_create(src, cb, ud, &za->error);
|
|
}
|
|
|
|
|
|
zip_source_t *
|
|
zip_source_layered_create(zip_source_t *src, zip_source_layered_callback cb, void *ud, zip_error_t *error) {
|
|
zip_source_t *zs;
|
|
|
|
if ((zs = _zip_source_new(error)) == NULL)
|
|
return NULL;
|
|
|
|
zip_source_keep(src);
|
|
zs->src = src;
|
|
zs->cb.l = cb;
|
|
zs->ud = ud;
|
|
|
|
zs->supports = cb(src, ud, NULL, 0, ZIP_SOURCE_SUPPORTS);
|
|
if (zs->supports < 0) {
|
|
zs->supports = ZIP_SOURCE_SUPPORTS_READABLE;
|
|
}
|
|
|
|
return zs;
|
|
}
|