1 files changed, 19 insertions, 0 deletions
diff --git a/lib/libc/string/strlen.c b/lib/libc/string/strlen.c
new file mode 100644
index 0000000..a1a73b6
--- /dev/null
+++ b/lib/libc/string/strlen.c
@@ -0,0 +1,19 @@
+#include <string.h>
+
+size_t 
+strlen(const char *s)
+{
+	int n;
+	for (n = 0; s[n]; n++) 
+		;
+	return n;
+}
+
+size_t
+strnlen(const char *s, size_t max)
+{
+	int n;
+	for (n = 0; s[n] && n < max; n++)
+		;
+	return n;
+}