sortix--sortix/libc/unistd/pwrite.c

/*
 * Copyright (c) 2011, 2012 Jonas 'Sortie' Termansen.
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 *
 * unistd/pwrite.c
 * Writes to a file descriptor at the given offset.
 */

#include <sys/syscall.h>

#include <unistd.h>

DEFN_SYSCALL4(ssize_t, sys_pwrite, SYSCALL_PWRITE, int, const void*, size_t, off_t);

ssize_t pwrite(int fd, const void* buf, size_t count, off_t offset)
{
	return sys_pwrite(fd, buf, count, offset);
}