2N/A/*
2N/A * CDDL HEADER START
2N/A *
2N/A * The contents of this file are subject to the terms of the
2N/A * Common Development and Distribution License (the "License").
2N/A * You may not use this file except in compliance with the License.
2N/A *
2N/A * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
2N/A * or http://www.opensolaris.org/os/licensing.
2N/A * See the License for the specific language governing permissions
2N/A * and limitations under the License.
2N/A *
2N/A * When distributing Covered Code, include this CDDL HEADER in each
2N/A * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
2N/A * If applicable, add the following below this CDDL HEADER, with the
2N/A * fields enclosed by brackets "[]" replaced with your own identifying
2N/A * information: Portions Copyright [yyyy] [name of copyright owner]
2N/A *
2N/A * CDDL HEADER END
2N/A */
2N/A
2N/A/*
2N/A * Copyright (c) 1990, 2010, Oracle and/or its affiliates. All rights reserved.
2N/A */
2N/A
2N/A/* Copyright (c) 1986 AT&T */
2N/A/* All Rights Reserved */
2N/A
2N/A#pragma weak _wcsncpy = wcsncpy
2N/A#pragma weak _wsncpy = wsncpy
2N/A
2N/A#include "lint.h"
2N/A#include <stdlib.h>
2N/A#include <wchar.h>
2N/A
2N/A/*
2N/A * Copy s2 to s1, truncating or null-padding to always copy n
2N/A * wide-character codes. Return s1.
2N/A */
2N/Awchar_t *
2N/Awcsncpy(wchar_t *s1, const wchar_t *s2, size_t n)
2N/A{
2N/A wchar_t *os1 = s1;
2N/A
2N/A n++;
2N/A while (--n > 0 && (*s1++ = *s2++) != 0)
2N/A continue;
2N/A if (n > 0)
2N/A while (--n > 0)
2N/A *s1++ = 0;
2N/A return (os1);
2N/A}
2N/A
2N/Awchar_t *
2N/Awsncpy(wchar_t *s1, const wchar_t *s2, size_t n)
2N/A{
2N/A return (wcsncpy(s1, s2, n));
2N/A}
2N/A
2N/A/*
2N/A * Same as wcsncpy(), except return a pointer to the terminating null
2N/A * wide-character code in s1, or, if s1 is not null-terminated, s1 + n.
2N/A */
2N/Awchar_t *
2N/Awcpncpy(wchar_t *s1, const wchar_t *s2, size_t n)
2N/A{
2N/A wchar_t *os1 = s1;
2N/A
2N/A n++;
2N/A while (--n != 0) {
2N/A if ((*s1++ = *s2++) == 0) {
2N/A os1 = s1 - 1;
2N/A break;
2N/A }
2N/A os1 = s1;
2N/A }
2N/A if (n != 0)
2N/A while (--n != 0)
2N/A *s1++ = 0;
2N/A return (os1);
2N/A}