1 files changed, 17 insertions, 0 deletions
diff --git a/sys/base/string/len.c b/sys/base/string/len.c
new file mode 100644
index 0000000..5e42919
--- /dev/null
+++ b/sys/base/string/len.c
@@ -0,0 +1,17 @@
+#include "internal.h"
+
+// len returns the length of the string.
+int
+str·len(const string s)
+{
+    Hdr* h = (Hdr*)(s - sizeof(Hdr));
+    return h->len;
+}
+
+// cap returns the capacity of the string buffer.
+int
+str·cap(const string s)
+{
+    Hdr* h = (Hdr*)(s - sizeof(Hdr));
+    return h->cap;
+}