xref: /xnu-8020.101.4/libsyscall/wrappers/string/strcpy.c (revision e7776783b89a353188416a9a346c6cdb4928faad)
1*e7776783SApple OSS Distributions /*
2*e7776783SApple OSS Distributions  * Copyright (c) 2011 Apple, Inc. All rights reserved.
3*e7776783SApple OSS Distributions  *
4*e7776783SApple OSS Distributions  * @APPLE_LICENSE_HEADER_START@
5*e7776783SApple OSS Distributions  *
6*e7776783SApple OSS Distributions  * This file contains Original Code and/or Modifications of Original Code
7*e7776783SApple OSS Distributions  * as defined in and that are subject to the Apple Public Source License
8*e7776783SApple OSS Distributions  * Version 2.0 (the 'License'). You may not use this file except in
9*e7776783SApple OSS Distributions  * compliance with the License. Please obtain a copy of the License at
10*e7776783SApple OSS Distributions  * http://www.opensource.apple.com/apsl/ and read it before using this
11*e7776783SApple OSS Distributions  * file.
12*e7776783SApple OSS Distributions  *
13*e7776783SApple OSS Distributions  * The Original Code and all software distributed under the License are
14*e7776783SApple OSS Distributions  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15*e7776783SApple OSS Distributions  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16*e7776783SApple OSS Distributions  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17*e7776783SApple OSS Distributions  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18*e7776783SApple OSS Distributions  * Please see the License for the specific language governing rights and
19*e7776783SApple OSS Distributions  * limitations under the License.
20*e7776783SApple OSS Distributions  *
21*e7776783SApple OSS Distributions  * @APPLE_LICENSE_HEADER_END@
22*e7776783SApple OSS Distributions  */
23*e7776783SApple OSS Distributions 
24*e7776783SApple OSS Distributions #include "strings.h"
25*e7776783SApple OSS Distributions 
26*e7776783SApple OSS Distributions __attribute__((visibility("hidden")))
27*e7776783SApple OSS Distributions char *
_libkernel_strcpy(char * restrict dst,const char * restrict src)28*e7776783SApple OSS Distributions _libkernel_strcpy(char * restrict dst, const char * restrict src)
29*e7776783SApple OSS Distributions {
30*e7776783SApple OSS Distributions 	const size_t length = _libkernel_strlen(src);
31*e7776783SApple OSS Distributions 	//  The stpcpy() and strcpy() functions copy the string src to dst
32*e7776783SApple OSS Distributions 	//  (including the terminating '\0' character).
33*e7776783SApple OSS Distributions 	_libkernel_memmove(dst, src, length + 1);
34*e7776783SApple OSS Distributions 	//  The strcpy() and strncpy() functions return dst.
35*e7776783SApple OSS Distributions 	return dst;
36*e7776783SApple OSS Distributions }
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