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/*-
* Copyright (c) 2011 Tim Kientzle
* All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``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 AUTHOR(S) 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 "archive_platform.h"
__FBSDID("$FreeBSD$");
#include "archive_read_private.h"
#include "archive_options_private.h"
static int archive_set_format_option(struct archive *a,
const char *m, const char *o, const char *v);
static int archive_set_filter_option(struct archive *a,
const char *m, const char *o, const char *v);
static int archive_set_option(struct archive *a,
const char *m, const char *o, const char *v);
int
archive_read_set_format_option(struct archive *a, const char *m, const char *o,
const char *v)
{
return _archive_set_option(a, m, o, v,
ARCHIVE_READ_MAGIC, "archive_read_set_format_option",
archive_set_format_option);
}
int
archive_read_set_filter_option(struct archive *a, const char *m, const char *o,
const char *v)
{
return _archive_set_option(a, m, o, v,
ARCHIVE_READ_MAGIC, "archive_read_set_filter_option",
archive_set_filter_option);
}
int
archive_read_set_option(struct archive *a, const char *m, const char *o,
const char *v)
{
return _archive_set_option(a, m, o, v,
ARCHIVE_READ_MAGIC, "archive_read_set_option",
archive_set_option);
}
int
archive_read_set_options(struct archive *a, const char *options)
{
return _archive_set_options(a, options,
ARCHIVE_READ_MAGIC, "archive_read_set_options",
archive_set_option);
}
static int
archive_set_format_option(struct archive *_a, const char *m, const char *o,
const char *v)
{
struct archive_read *a = (struct archive_read *)_a;
size_t i;
int r, rv = ARCHIVE_WARN, matched_modules = 0;
for (i = 0; i < sizeof(a->formats)/sizeof(a->formats[0]); i++) {
struct archive_format_descriptor *format = &a->formats[i];
if (format->options == NULL || format->name == NULL)
/* This format does not support option. */
continue;
if (m != NULL) {
if (strcmp(format->name, m) != 0)
continue;
++matched_modules;
}
a->format = format;
r = format->options(a, o, v);
a->format = NULL;
if (r == ARCHIVE_FATAL)
return (ARCHIVE_FATAL);
if (r == ARCHIVE_OK)
rv = ARCHIVE_OK;
}
/* If the format name didn't match, return a special code for
* _archive_set_option[s]. */
if (m != NULL && matched_modules == 0)
return ARCHIVE_WARN - 1;
return (rv);
}
static int
archive_set_filter_option(struct archive *_a, const char *m, const char *o,
const char *v)
{
struct archive_read *a = (struct archive_read *)_a;
struct archive_read_filter *filter;
struct archive_read_filter_bidder *bidder;
int r, rv = ARCHIVE_WARN, matched_modules = 0;
for (filter = a->filter; filter != NULL; filter = filter->upstream) {
bidder = filter->bidder;
if (bidder == NULL)
continue;
if (bidder->options == NULL)
/* This bidder does not support option */
continue;
if (m != NULL) {
if (strcmp(filter->name, m) != 0)
continue;
++matched_modules;
}
r = bidder->options(bidder, o, v);
if (r == ARCHIVE_FATAL)
return (ARCHIVE_FATAL);
if (r == ARCHIVE_OK)
rv = ARCHIVE_OK;
}
/* If the filter name didn't match, return a special code for
* _archive_set_option[s]. */
if (m != NULL && matched_modules == 0)
return ARCHIVE_WARN - 1;
return (rv);
}
static int
archive_set_option(struct archive *a, const char *m, const char *o,
const char *v)
{
return _archive_set_either_option(a, m, o, v,
archive_set_format_option,
archive_set_filter_option);
}