/* * Copyright (c) 2015 Grzegorz Kostka (kostka.grzegorz@gmail.com) * Copyright (c) 2015 Kaho Ng (ngkaho1234@gmail.com) * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright *   notice, this list of conditions and the following disclaimer. * - 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. * - The name of the author may not be used to endorse or promote products *   derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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. */ /** @addtogroup lwext4 * @{ *//** * @file  ext4_xattr.h * @brief Extended Attribute manipulation. */ #ifndef EXT4_XATTR_H_#define EXT4_XATTR_H_ #ifdef __cplusplusextern "C" {#endif #include <ext4_config.h>#include <ext4_types.h>#include <ext4_inode.h> struct ext4_xattr_info {	uint8_t name_index;	const char *name;	size_t name_len;	const void *value;	size_t value_len;}; struct ext4_xattr_list_entry {	uint8_t name_index;	char *name;	size_t name_len;	struct ext4_xattr_list_entry *next;}; struct ext4_xattr_search {	/* The first entry in the buffer */	struct ext4_xattr_entry *first; 	/* The address of the buffer */	void *base; 	/* The first inaccessible address */	void *end; 	/* The current entry pointer */	struct ext4_xattr_entry *here; 	/* Entry not found */	bool not_found;}; const char *ext4_extract_xattr_name(const char *full_name, size_t full_name_len,				    uint8_t *name_index, size_t *name_len,				    bool *found); const char *ext4_get_xattr_name_prefix(uint8_t name_index,				       size_t *ret_prefix_len); int ext4_xattr_list(struct ext4_inode_ref *inode_ref,		    struct ext4_xattr_list_entry *list, size_t *list_len); int ext4_xattr_get(struct ext4_inode_ref *inode_ref, uint8_t name_index,		   const char *name, size_t name_len, void *buf, size_t buf_len,		   size_t *data_len); int ext4_xattr_remove(struct ext4_inode_ref *inode_ref, uint8_t name_index,		      const char *name, size_t name_len); int ext4_xattr_set(struct ext4_inode_ref *inode_ref, uint8_t name_index,		   const char *name, size_t name_len, const void *value,		   size_t value_len); #ifdef __cplusplus}#endif #endif/** * @} */