xref: /xnu-10063.141.1/libsyscall/wrappers/string/strcpy.c (revision d8b80295118ef25ac3a784134bcf95cd8e88109f)
1*d8b80295SApple OSS Distributions /*
2*d8b80295SApple OSS Distributions  * Copyright (c) 2011 Apple, Inc. All rights reserved.
3*d8b80295SApple OSS Distributions  *
4*d8b80295SApple OSS Distributions  * @APPLE_LICENSE_HEADER_START@
5*d8b80295SApple OSS Distributions  *
6*d8b80295SApple OSS Distributions  * This file contains Original Code and/or Modifications of Original Code
7*d8b80295SApple OSS Distributions  * as defined in and that are subject to the Apple Public Source License
8*d8b80295SApple OSS Distributions  * Version 2.0 (the 'License'). You may not use this file except in
9*d8b80295SApple OSS Distributions  * compliance with the License. Please obtain a copy of the License at
10*d8b80295SApple OSS Distributions  * http://www.opensource.apple.com/apsl/ and read it before using this
11*d8b80295SApple OSS Distributions  * file.
12*d8b80295SApple OSS Distributions  *
13*d8b80295SApple OSS Distributions  * The Original Code and all software distributed under the License are
14*d8b80295SApple OSS Distributions  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15*d8b80295SApple OSS Distributions  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16*d8b80295SApple OSS Distributions  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17*d8b80295SApple OSS Distributions  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18*d8b80295SApple OSS Distributions  * Please see the License for the specific language governing rights and
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20*d8b80295SApple OSS Distributions  *
21*d8b80295SApple OSS Distributions  * @APPLE_LICENSE_HEADER_END@
22*d8b80295SApple OSS Distributions  */
23*d8b80295SApple OSS Distributions 
24*d8b80295SApple OSS Distributions #include "strings.h"
25*d8b80295SApple OSS Distributions 
26*d8b80295SApple OSS Distributions __attribute__((visibility("hidden")))
27*d8b80295SApple OSS Distributions char *
_libkernel_strcpy(char * restrict dst,const char * restrict src)28*d8b80295SApple OSS Distributions _libkernel_strcpy(char * restrict dst, const char * restrict src)
29*d8b80295SApple OSS Distributions {
30*d8b80295SApple OSS Distributions 	const size_t length = _libkernel_strlen(src);
31*d8b80295SApple OSS Distributions 	//  The stpcpy() and strcpy() functions copy the string src to dst
32*d8b80295SApple OSS Distributions 	//  (including the terminating '\0' character).
33*d8b80295SApple OSS Distributions 	_libkernel_memmove(dst, src, length + 1);
34*d8b80295SApple OSS Distributions 	//  The strcpy() and strncpy() functions return dst.
35*d8b80295SApple OSS Distributions 	return dst;
36*d8b80295SApple OSS Distributions }
37