diff options
Diffstat (limited to 'lib/strlcpy.c')
| -rw-r--r-- | lib/strlcpy.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/lib/strlcpy.c b/lib/strlcpy.c new file mode 100644 index 0000000..1dc6147 --- /dev/null +++ b/lib/strlcpy.c @@ -0,0 +1,43 @@ +/* + * Copyright (c) 2011 Apple, Inc. All rights reserved. + * + * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ + * + * This file contains Original Code and/or Modifications of Original Code + * as defined in and that are subject to the Apple Public Source License + * Version 2.0 (the 'License'). You may not use this file except in + * compliance with the License. The rights granted to you under the License + * may not be used to create, or enable the creation or redistribution of, + * unlawful or unlicensed copies of an Apple operating system, or to + * circumvent, violate, or enable the circumvention or violation of, any + * terms of an Apple operating system software license agreement. + * + * Please obtain a copy of the License at + * http://www.opensource.apple.com/apsl/ and read it before using this file. + * + * The Original Code and all software distributed under the License are + * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER + * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, + * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. + * Please see the License for the specific language governing rights and + * limitations under the License. + * + * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ + */ + +#include "string.h" + +#undef strlcpy +size_t +strlcpy(char * dst, const char * src, size_t maxlen) { + const size_t srclen = strlen(src); + if (srclen + 1 < maxlen) { + memcpy(dst, src, srclen + 1); + } else if (maxlen != 0) { + memcpy(dst, src, maxlen - 1); + dst[maxlen-1] = '\0'; + } + return srclen; +} + |