1 files changed, 23 insertions, 0 deletions
diff --git a/bsp/AE210P/libc/string/strlen.c b/bsp/AE210P/libc/string/strlen.c
new file mode 100644
index 0000000000..02e919d867
--- /dev/null
+++ b/bsp/AE210P/libc/string/strlen.c
@@ -0,0 +1,23 @@
+#include <string.h>
+
+__attribute__((used))
+size_t strlen(const char *s)
+{
+	size_t n = 0;
+
+	while (*s++)
+		n++;
+
+	return n;
+}
+
+__attribute__((used))
+size_t strnlen(const char *s, size_t maxlen)
+{
+	size_t n = 0;
+
+	while (*s++ && maxlen--)
+		n++;
+
+	return n;
+}