added kernel libraries bindings and cleaned up todos

IdStorage/IdStorage.odin

@@ -0,0 +1,27 @@
+package idstorage
+
+import "core:c"
+import sce "../common"
+
+foreign import idstorage "system:SceIdStorageForDriver_stub"
+
+@(link_prefix = "ksceIdStorage")
+foreign idstorage {
+  /**
+  * @param[in]  leafnum - The read target leaf number
+  * @param[out] buf     - The leaf data buffer pointer, size is 512 byte
+  *
+  * @return 0 on success, < 0 on error.
+  */
+  ReadLeaf :: proc(leafnum: sce.Size, buf: rawptr) -> c.int ---
+
+  /**
+  * @param[in] leafnum - The write target leaf number
+  * @param[in] buf     - The leaf data buffer pointer, size is 512 byte
+  *
+  * @return 0 on success, < 0 on error.
+  *
+  * note - Writing to leaf requires manufacturing mode.
+  */
+  WriteLeaf :: proc(leafnum: sce.Size, buf: rawptr) -> c.int ---
+}