mirror of https://github.com/PCSX2/pcsx2.git
157 lines
3.8 KiB
C
157 lines
3.8 KiB
C
/*
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zip_error.c -- zip_error_t helper functions
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Copyright (C) 1999-2021 Dieter Baron and Thomas Klausner
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This file is part of libzip, a library to manipulate ZIP archives.
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The authors can be contacted at <info@libzip.org>
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the
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distribution.
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3. The names of the authors may not be used to endorse or promote
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products derived from this software without specific prior
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written permission.
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THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
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OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
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IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdlib.h>
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#include "zipint.h"
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ZIP_EXTERN int
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zip_error_code_system(const zip_error_t *error) {
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return error->sys_err;
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}
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ZIP_EXTERN int
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zip_error_code_zip(const zip_error_t *error) {
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return error->zip_err;
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}
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ZIP_EXTERN void
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zip_error_fini(zip_error_t *err) {
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free(err->str);
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err->str = NULL;
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}
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ZIP_EXTERN void
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zip_error_init(zip_error_t *err) {
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err->zip_err = ZIP_ER_OK;
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err->sys_err = 0;
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err->str = NULL;
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}
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ZIP_EXTERN void
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zip_error_init_with_code(zip_error_t *error, int ze) {
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zip_error_init(error);
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error->zip_err = ze;
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switch (zip_error_system_type(error)) {
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case ZIP_ET_SYS:
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case ZIP_ET_LIBZIP:
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error->sys_err = errno;
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break;
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default:
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error->sys_err = 0;
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break;
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}
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}
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ZIP_EXTERN int
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zip_error_system_type(const zip_error_t *error) {
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if (error->zip_err < 0 || error->zip_err >= _zip_err_str_count)
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return ZIP_ET_NONE;
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return _zip_err_str[error->zip_err].type;
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}
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void
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_zip_error_clear(zip_error_t *err) {
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if (err == NULL)
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return;
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err->zip_err = ZIP_ER_OK;
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err->sys_err = 0;
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}
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void
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_zip_error_copy(zip_error_t *dst, const zip_error_t *src) {
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if (dst == NULL) {
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return;
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}
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dst->zip_err = src->zip_err;
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dst->sys_err = src->sys_err;
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}
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void
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_zip_error_get(const zip_error_t *err, int *zep, int *sep) {
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if (zep)
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*zep = err->zip_err;
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if (sep) {
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if (zip_error_system_type(err) != ZIP_ET_NONE)
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*sep = err->sys_err;
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else
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*sep = 0;
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}
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}
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void
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zip_error_set(zip_error_t *err, int ze, int se) {
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if (err) {
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err->zip_err = ze;
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err->sys_err = se;
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}
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}
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void
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zip_error_set_from_source(zip_error_t *err, zip_source_t *src) {
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if (src == NULL) {
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zip_error_set(err, ZIP_ER_INVAL, 0);
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return;
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}
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_zip_error_copy(err, zip_source_error(src));
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}
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zip_int64_t
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zip_error_to_data(const zip_error_t *error, void *data, zip_uint64_t length) {
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int *e = (int *)data;
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if (length < sizeof(int) * 2) {
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return -1;
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}
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e[0] = zip_error_code_zip(error);
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e[1] = zip_error_code_system(error);
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return sizeof(int) * 2;
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}
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