diff options
Diffstat (limited to 'Utilities/cmlibarchive/libarchive/archive_entry_xattr.c')
| -rw-r--r-- | Utilities/cmlibarchive/libarchive/archive_entry_xattr.c | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/Utilities/cmlibarchive/libarchive/archive_entry_xattr.c b/Utilities/cmlibarchive/libarchive/archive_entry_xattr.c new file mode 100644 index 000000000..a3efe7ca8 --- /dev/null +++ b/Utilities/cmlibarchive/libarchive/archive_entry_xattr.c @@ -0,0 +1,158 @@ +/*- + * Copyright (c) 2003-2007 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: head/lib/libarchive/archive_entry_xattr.c 201096 2009-12-28 02:41:27Z kientzle $"); + +#ifdef HAVE_SYS_STAT_H +#include <sys/stat.h> +#endif +#ifdef HAVE_SYS_TYPES_H +#include <sys/types.h> +#endif +#ifdef HAVE_LIMITS_H +#include <limits.h> +#endif +#ifdef HAVE_LINUX_FS_H +#include <linux/fs.h> /* for Linux file flags */ +#endif +/* + * Some Linux distributions have both linux/ext2_fs.h and ext2fs/ext2_fs.h. + * As the include guards don't agree, the order of include is important. + */ +#ifdef HAVE_LINUX_EXT2_FS_H +#include <linux/ext2_fs.h> /* for Linux file flags */ +#endif +#if defined(HAVE_EXT2FS_EXT2_FS_H) && !defined(__CYGWIN__) +#include <ext2fs/ext2_fs.h> /* for Linux file flags */ +#endif +#include <stddef.h> +#include <stdio.h> +#ifdef HAVE_STDLIB_H +#include <stdlib.h> +#endif +#ifdef HAVE_STRING_H +#include <string.h> +#endif +#ifdef HAVE_WCHAR_H +#include <wchar.h> +#endif + +#include "archive.h" +#include "archive_entry.h" +#include "archive_private.h" +#include "archive_entry_private.h" + +/* + * extended attribute handling + */ + +void +archive_entry_xattr_clear(struct archive_entry *entry) +{ + struct ae_xattr *xp; + + while (entry->xattr_head != NULL) { + xp = entry->xattr_head->next; + free(entry->xattr_head->name); + free(entry->xattr_head->value); + free(entry->xattr_head); + entry->xattr_head = xp; + } + + entry->xattr_head = NULL; +} + +void +archive_entry_xattr_add_entry(struct archive_entry *entry, + const char *name, const void *value, size_t size) +{ + struct ae_xattr *xp; + + for (xp = entry->xattr_head; xp != NULL; xp = xp->next) + ; + + if ((xp = (struct ae_xattr *)malloc(sizeof(struct ae_xattr))) == NULL) + /* XXX Error XXX */ + return; + + xp->name = strdup(name); + if ((xp->value = malloc(size)) != NULL) { + memcpy(xp->value, value, size); + xp->size = size; + } else + xp->size = 0; + + xp->next = entry->xattr_head; + entry->xattr_head = xp; +} + + +/* + * returns number of the extended attribute entries + */ +int +archive_entry_xattr_count(struct archive_entry *entry) +{ + struct ae_xattr *xp; + int count = 0; + + for (xp = entry->xattr_head; xp != NULL; xp = xp->next) + count++; + + return count; +} + +int +archive_entry_xattr_reset(struct archive_entry * entry) +{ + entry->xattr_p = entry->xattr_head; + + return archive_entry_xattr_count(entry); +} + +int +archive_entry_xattr_next(struct archive_entry * entry, + const char **name, const void **value, size_t *size) +{ + if (entry->xattr_p) { + *name = entry->xattr_p->name; + *value = entry->xattr_p->value; + *size = entry->xattr_p->size; + + entry->xattr_p = entry->xattr_p->next; + + return (ARCHIVE_OK); + } else { + *name = NULL; + *value = NULL; + *size = (size_t)0; + return (ARCHIVE_WARN); + } +} + +/* + * end of xattr handling + */ |