mirror of https://github.com/PCSX2/pcsx2.git
64 lines
2.4 KiB
C
64 lines
2.4 KiB
C
|
/*
|
||
|
|
zip_source_zip.c -- create data source from zip file
|
||
|
|
Copyright (C) 1999-2021 Dieter Baron and Thomas Klausner
|
||
|
|
|
||
|
|
This file is part of libzip, a library to manipulate ZIP archives.
|
||
|
|
The authors can be contacted at <info@libzip.org>
|
||
|
|
|
||
|
|
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>
|
||
|
|
|
||
|
|
#define _ZIP_COMPILING_DEPRECATED
|
||
|
|
#include "zipint.h"
|
||
|
|
|
||
|
|
ZIP_EXTERN zip_source_t *zip_source_zip_create(zip_t *srcza, zip_uint64_t srcidx, zip_flags_t flags, zip_uint64_t start, zip_int64_t len, zip_error_t *error) {
|
||
|
|
if (len < -1) {
|
||
|
|
zip_error_set(error, ZIP_ER_INVAL, 0);
|
||
|
|
return NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (len == 0) {
|
||
|
|
len = -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (start == 0 && len == -1) {
|
||
|
|
flags |= ZIP_FL_COMPRESSED;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
flags &= ~ZIP_FL_COMPRESSED;
|
||
|
|
}
|
||
|
|
|
||
|
|
return zip_source_zip_file_create(srcza, srcidx, flags, start, len, NULL, error);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
ZIP_EXTERN zip_source_t *zip_source_zip(zip_t *za, zip_t *srcza, zip_uint64_t srcidx, zip_flags_t flags, zip_uint64_t start, zip_int64_t len) {
|
||
|
|
return zip_source_zip_create(srcza, srcidx, flags, start, len, &za->error);
|
||
|
|
}
|