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;
+}
+