diff options
Diffstat (limited to 'src/libs/3rdparty/libarchive/archive_read_set_options.c')
| -rw-r--r-- | src/libs/3rdparty/libarchive/archive_read_set_options.c | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/src/libs/3rdparty/libarchive/archive_read_set_options.c b/src/libs/3rdparty/libarchive/archive_read_set_options.c new file mode 100644 index 000000000..2e2eea690 --- /dev/null +++ b/src/libs/3rdparty/libarchive/archive_read_set_options.c @@ -0,0 +1,155 @@ +/*- + * 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); +} |