From 409cc2477d8b5125ac9660f19072889547602612 Mon Sep 17 00:00:00 2001 From: Tim Kientzle Date: Mon, 28 Dec 2009 03:24:56 +0000 Subject: [PATCH] Fix line endings. --- .../archive_read_support_format_raw.c | 374 +++++++++--------- 1 file changed, 187 insertions(+), 187 deletions(-) diff --git a/lib/libarchive/archive_read_support_format_raw.c b/lib/libarchive/archive_read_support_format_raw.c index 7fcfcc1984bd..44b0aa0fbfc2 100644 --- a/lib/libarchive/archive_read_support_format_raw.c +++ b/lib/libarchive/archive_read_support_format_raw.c @@ -1,187 +1,187 @@ -/*- - * Copyright (c) 2003-2009 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("$FreeBSD$"); - -#ifdef HAVE_ERRNO_H -#include -#endif -#include -#ifdef HAVE_STDLIB_H -#include -#endif - -#include "archive.h" -#include "archive_entry.h" -#include "archive_private.h" -#include "archive_read_private.h" - -struct raw_info { - int64_t offset; /* Current position in the file. */ - int end_of_file; -}; - -static int archive_read_format_raw_bid(struct archive_read *); -static int archive_read_format_raw_cleanup(struct archive_read *); -static int archive_read_format_raw_read_data(struct archive_read *, - const void **, size_t *, off_t *); -static int archive_read_format_raw_read_data_skip(struct archive_read *); -static int archive_read_format_raw_read_header(struct archive_read *, - struct archive_entry *); - -int -archive_read_support_format_raw(struct archive *_a) -{ - struct raw_info *info; - struct archive_read *a = (struct archive_read *)_a; - int r; - - info = (struct raw_info *)calloc(1, sizeof(*info)); - if (info == NULL) { - archive_set_error(&a->archive, ENOMEM, - "Can't allocate raw_info data"); - return (ARCHIVE_FATAL); - } - - r = __archive_read_register_format(a, - info, - "raw", - archive_read_format_raw_bid, - NULL, - archive_read_format_raw_read_header, - archive_read_format_raw_read_data, - archive_read_format_raw_read_data_skip, - archive_read_format_raw_cleanup); - if (r != ARCHIVE_OK) - free(info); - return (r); -} - -/* - * Bid 1 if this is a non-empty file. Anyone who can really support - * this should outbid us, so it should generally be safe to use "raw" - * in conjunction with other formats. But, this could really confuse - * folks if there are bid errors or minor file damage, so we don't - * include "raw" as part of support_format_all(). - */ -static int -archive_read_format_raw_bid(struct archive_read *a) -{ - const char *p; - - if ((p = __archive_read_ahead(a, 1, NULL)) == NULL) - return (-1); - return (1); -} - -/* - * Mock up a fake header. - */ -static int -archive_read_format_raw_read_header(struct archive_read *a, - struct archive_entry *entry) -{ - struct raw_info *info; - - info = (struct raw_info *)(a->format->data); - if (info->end_of_file) - return (ARCHIVE_EOF); - - a->archive.archive_format = ARCHIVE_FORMAT_RAW; - a->archive.archive_format_name = "Raw data"; - archive_entry_set_pathname(entry, "data"); - /* XXX should we set mode to mimic a regular file? XXX */ - /* I'm deliberately leaving most fields unset here. */ - return (ARCHIVE_OK); -} - -static int -archive_read_format_raw_read_data(struct archive_read *a, - const void **buff, size_t *size, off_t *offset) -{ - struct raw_info *info; - ssize_t avail; - - info = (struct raw_info *)(a->format->data); - if (info->end_of_file) - return (ARCHIVE_EOF); - - /* Get whatever bytes are immediately available. */ - *buff = __archive_read_ahead(a, 1, &avail); - if (avail > 0) { - /* Consume and return the bytes we just read */ - __archive_read_consume(a, avail); - *size = avail; - *offset = info->offset; - info->offset += *size; - return (ARCHIVE_OK); - } else if (0 == avail) { - /* Record and return end-of-file. */ - info->end_of_file = 1; - *size = 0; - *offset = info->offset; - return (ARCHIVE_EOF); - } else { - /* Record and return an error. */ - *size = 0; - *offset = info->offset; - return (avail); - } - return (ARCHIVE_OK); -} - -static int -archive_read_format_raw_read_data_skip(struct archive_read *a) -{ - struct raw_info *info; - off_t bytes_skipped; - int64_t request = 1024 * 1024 * 1024UL; /* Skip 1 GB at a time. */ - - info = (struct raw_info *)(a->format->data); - if (info->end_of_file) - return (ARCHIVE_EOF); - info->end_of_file = 1; - - for (;;) { - bytes_skipped = __archive_read_skip_lenient(a, request); - if (bytes_skipped < 0) - return (ARCHIVE_FATAL); - if (bytes_skipped < request) - return (ARCHIVE_OK); - /* We skipped all the bytes we asked for. There might - * be more, so try again. */ - } -} - -static int -archive_read_format_raw_cleanup(struct archive_read *a) -{ - struct raw_info *info; - - info = (struct raw_info *)(a->format->data); - free(info); - a->format->data = NULL; - return (ARCHIVE_OK); -} +/*- + * Copyright (c) 2003-2009 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("$FreeBSD$"); + +#ifdef HAVE_ERRNO_H +#include +#endif +#include +#ifdef HAVE_STDLIB_H +#include +#endif + +#include "archive.h" +#include "archive_entry.h" +#include "archive_private.h" +#include "archive_read_private.h" + +struct raw_info { + int64_t offset; /* Current position in the file. */ + int end_of_file; +}; + +static int archive_read_format_raw_bid(struct archive_read *); +static int archive_read_format_raw_cleanup(struct archive_read *); +static int archive_read_format_raw_read_data(struct archive_read *, + const void **, size_t *, off_t *); +static int archive_read_format_raw_read_data_skip(struct archive_read *); +static int archive_read_format_raw_read_header(struct archive_read *, + struct archive_entry *); + +int +archive_read_support_format_raw(struct archive *_a) +{ + struct raw_info *info; + struct archive_read *a = (struct archive_read *)_a; + int r; + + info = (struct raw_info *)calloc(1, sizeof(*info)); + if (info == NULL) { + archive_set_error(&a->archive, ENOMEM, + "Can't allocate raw_info data"); + return (ARCHIVE_FATAL); + } + + r = __archive_read_register_format(a, + info, + "raw", + archive_read_format_raw_bid, + NULL, + archive_read_format_raw_read_header, + archive_read_format_raw_read_data, + archive_read_format_raw_read_data_skip, + archive_read_format_raw_cleanup); + if (r != ARCHIVE_OK) + free(info); + return (r); +} + +/* + * Bid 1 if this is a non-empty file. Anyone who can really support + * this should outbid us, so it should generally be safe to use "raw" + * in conjunction with other formats. But, this could really confuse + * folks if there are bid errors or minor file damage, so we don't + * include "raw" as part of support_format_all(). + */ +static int +archive_read_format_raw_bid(struct archive_read *a) +{ + const char *p; + + if ((p = __archive_read_ahead(a, 1, NULL)) == NULL) + return (-1); + return (1); +} + +/* + * Mock up a fake header. + */ +static int +archive_read_format_raw_read_header(struct archive_read *a, + struct archive_entry *entry) +{ + struct raw_info *info; + + info = (struct raw_info *)(a->format->data); + if (info->end_of_file) + return (ARCHIVE_EOF); + + a->archive.archive_format = ARCHIVE_FORMAT_RAW; + a->archive.archive_format_name = "Raw data"; + archive_entry_set_pathname(entry, "data"); + /* XXX should we set mode to mimic a regular file? XXX */ + /* I'm deliberately leaving most fields unset here. */ + return (ARCHIVE_OK); +} + +static int +archive_read_format_raw_read_data(struct archive_read *a, + const void **buff, size_t *size, off_t *offset) +{ + struct raw_info *info; + ssize_t avail; + + info = (struct raw_info *)(a->format->data); + if (info->end_of_file) + return (ARCHIVE_EOF); + + /* Get whatever bytes are immediately available. */ + *buff = __archive_read_ahead(a, 1, &avail); + if (avail > 0) { + /* Consume and return the bytes we just read */ + __archive_read_consume(a, avail); + *size = avail; + *offset = info->offset; + info->offset += *size; + return (ARCHIVE_OK); + } else if (0 == avail) { + /* Record and return end-of-file. */ + info->end_of_file = 1; + *size = 0; + *offset = info->offset; + return (ARCHIVE_EOF); + } else { + /* Record and return an error. */ + *size = 0; + *offset = info->offset; + return (avail); + } + return (ARCHIVE_OK); +} + +static int +archive_read_format_raw_read_data_skip(struct archive_read *a) +{ + struct raw_info *info; + off_t bytes_skipped; + int64_t request = 1024 * 1024 * 1024UL; /* Skip 1 GB at a time. */ + + info = (struct raw_info *)(a->format->data); + if (info->end_of_file) + return (ARCHIVE_EOF); + info->end_of_file = 1; + + for (;;) { + bytes_skipped = __archive_read_skip_lenient(a, request); + if (bytes_skipped < 0) + return (ARCHIVE_FATAL); + if (bytes_skipped < request) + return (ARCHIVE_OK); + /* We skipped all the bytes we asked for. There might + * be more, so try again. */ + } +} + +static int +archive_read_format_raw_cleanup(struct archive_read *a) +{ + struct raw_info *info; + + info = (struct raw_info *)(a->format->data); + free(info); + a->format->data = NULL; + return (ARCHIVE_OK); +}