feat! ddk -> libDDK, use syscall on AMD64.

Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>

1 files changed, 34 insertions, 0 deletions

diff --git a/dev/libDDK/src/ddk_str.c b/dev/libDDK/src/ddk_str.c
new file mode 100644
index 00000000..514cddc7
--- /dev/null
+++ b/dev/libDDK/src/ddk_str.c
@@ -0,0 +1,34 @@
+/* -------------------------------------------
+
+  Copyright Amlal El Mahrouss.
+
+  Purpose: DDK String API.
+
+------------------------------------------- */
+
+#include <DriverKit/str.h>
+
+DDK_EXTERN size_t kstrlen(const char* in) {
+  if (in == nil) return 0;
+
+  if (*in == 0) return 0;
+
+  size_t index = 0;
+
+  while (in[index] != 0) {
+    ++index;
+  }
+
+  return index;
+}
+
+DDK_EXTERN int kstrncpy(char* dst, const char* src, size_t len) {
+  size_t index = 0;
+
+  while (index != len) {
+    dst[index] = src[index];
+    ++index;
+  }
+
+  return index;
+}