oem-meta: Add OEM Meta handler

Add OEM Meta class.

Change-Id: Id069d7d491819e446368d78da28a6590bfc6faa9
Signed-off-by: Delphine CC Chiu <Delphine_CC_Chiu@wiwynn.com>
Signed-off-by: Sora Su <baxiche@gmail.com>
diff --git a/oem/meta/utils.cpp b/oem/meta/utils.cpp
new file mode 100644
index 0000000..702cbd3
--- /dev/null
+++ b/oem/meta/utils.cpp
@@ -0,0 +1,34 @@
+#include "utils.hpp"
+
+#include "common/types.hpp"
+
+namespace pldm::oem_meta
+{
+
+namespace
+{
+
+/* @brief map PLDM TID to MCTP EID; currently, they have a one-to-one
+ *        correspondence
+ */
+eid mapTIDtoEID(const pldm_tid_t& tid)
+{
+    eid EID = static_cast<eid>(tid);
+    return EID;
+}
+
+} // namespace
+
+bool checkMetaIana(const pldm_tid_t& tid)
+{
+    [[maybe_unused]] const eid& EID = mapTIDtoEID(tid);
+    return true;
+}
+
+std::string getSlotNumberStringByTID(const pldm_tid_t& tid)
+{
+    [[maybe_unused]] const eid& EID = mapTIDtoEID(tid);
+    return std::string{"0"};
+}
+
+} // namespace pldm::oem_meta