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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2018 Olaf Wintermann. 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 COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT HOLDER OR CONTRIBUTORS 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.
 */

#ifndef LIBXATTR_H
#define LIBXATTR_H

#include <sys/types.h>
#include <stdlib.h>

#ifdef __cplusplus
extern "C" {
#endif
    
typedef void*(*libxattr_malloc_func)(void *pool, size_t size);
typedef void(*libxattr_free_func)(void *pool, void *ptr);

    
char ** xattr_list(const char *path, ssize_t *nelm);

char * xattr_get(const char *path, const char *attr, ssize_t *len);

char * xattr_get_alloc(
        void *pool,
        libxattr_malloc_func malloc_func,
        libxattr_free_func free_func,
        const char *path,
        const char *attr,
        ssize_t *len);

int xattr_set(const char *path, const char *name, const void *value, size_t len);

int xattr_remove(const char *path, const char *name);

void xattr_free_list(char **attrnames, ssize_t nelm);

#ifdef __cplusplus
}
#endif

#endif /* LIBXATTR_H */