xref: /xnu-11215.41.3/libsyscall/wrappers/string/strcpy.c (revision 33de042d024d46de5ff4e89f2471de6608e37fa4)
1*33de042dSApple OSS Distributions /*
2*33de042dSApple OSS Distributions  * Copyright (c) 2011 Apple, Inc. All rights reserved.
3*33de042dSApple OSS Distributions  *
4*33de042dSApple OSS Distributions  * @APPLE_LICENSE_HEADER_START@
5*33de042dSApple OSS Distributions  *
6*33de042dSApple OSS Distributions  * This file contains Original Code and/or Modifications of Original Code
7*33de042dSApple OSS Distributions  * as defined in and that are subject to the Apple Public Source License
8*33de042dSApple OSS Distributions  * Version 2.0 (the 'License'). You may not use this file except in
9*33de042dSApple OSS Distributions  * compliance with the License. Please obtain a copy of the License at
10*33de042dSApple OSS Distributions  * http://www.opensource.apple.com/apsl/ and read it before using this
11*33de042dSApple OSS Distributions  * file.
12*33de042dSApple OSS Distributions  *
13*33de042dSApple OSS Distributions  * The Original Code and all software distributed under the License are
14*33de042dSApple OSS Distributions  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15*33de042dSApple OSS Distributions  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16*33de042dSApple OSS Distributions  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17*33de042dSApple OSS Distributions  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18*33de042dSApple OSS Distributions  * Please see the License for the specific language governing rights and
19*33de042dSApple OSS Distributions  * limitations under the License.
20*33de042dSApple OSS Distributions  *
21*33de042dSApple OSS Distributions  * @APPLE_LICENSE_HEADER_END@
22*33de042dSApple OSS Distributions  */
23*33de042dSApple OSS Distributions 
24*33de042dSApple OSS Distributions #include "strings.h"
25*33de042dSApple OSS Distributions 
26*33de042dSApple OSS Distributions __attribute__((visibility("hidden")))
27*33de042dSApple OSS Distributions char *
_libkernel_strcpy(char * restrict dst,const char * restrict src)28*33de042dSApple OSS Distributions _libkernel_strcpy(char * restrict dst, const char * restrict src)
29*33de042dSApple OSS Distributions {
30*33de042dSApple OSS Distributions 	const size_t length = _libkernel_strlen(src);
31*33de042dSApple OSS Distributions 	//  The stpcpy() and strcpy() functions copy the string src to dst
32*33de042dSApple OSS Distributions 	//  (including the terminating '\0' character).
33*33de042dSApple OSS Distributions 	_libkernel_memmove(dst, src, length + 1);
34*33de042dSApple OSS Distributions 	//  The strcpy() and strncpy() functions return dst.
35*33de042dSApple OSS Distributions 	return dst;
36*33de042dSApple OSS Distributions }
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