odk: core serialization structs & functions

odk directory copied from wvgerrit.
branch oemcrypto-v16
commit 0c9a7dc

Bug: 140758896
Test: odk_test
Change-Id: I0c631f771b794468a63e4395f6b9c3b60a1dfd4f

libwvdrmengine/oemcrypto/odk/include/odk_structs_priv.h

@@ -0,0 +1,54 @@
+/*
+ * Copyright 2019 Google LLC. All Rights Reserved. This file and proprietary
+ * source code may only be used and distributed under the Widevine Master
+ * License Agreement.
+ */
+
+#ifndef ODK_STRUCTS_PRIV_H_
+#define ODK_STRUCTS_PRIV_H_
+
+#include <stdint.h>
+#include "OEMCryptoCENCCommon.h"
+#include "odk_structs.h"
+
+typedef enum {
+  ODK_License_Request_Type = 1,
+  ODK_License_Response_Type = 2,
+  ODK_Renewal_Request_Type = 3,
+  ODK_Renewal_Response_Type = 4,
+  ODK_Provisioning_Request_Type = 5,
+  ODK_Provisioning_Response_Type = 6,
+} ODK_MessageType;
+
+typedef struct {
+  uint32_t message_type;
+  uint32_t message_length;
+  ODK_NonceValues nonce_values;
+} ODK_CoreMessage;
+
+typedef struct {
+  ODK_CoreMessage core_message;
+} ODK_PreparedLicense;
+
+typedef struct {
+  ODK_CoreMessage core_message;
+  uint64_t playback_time;
+} ODK_RenewalMessage;
+
+typedef struct {
+  ODK_CoreMessage core_message;
+  uint32_t device_id_length;
+  uint8_t device_id[ODK_DEVICE_ID_LEN_MAX];
+} ODK_ProvisioningMessage;
+
+typedef struct {
+  ODK_CoreMessage core_message;
+  ODK_ParsedLicense* parsed_license;
+} ODK_LicenseResponse;
+
+typedef struct {
+  ODK_ProvisioningMessage core_provisioning;
+  ODK_ParsedProvisioning* parsed_provisioning;
+} ODK_ProvisioningResponse;
+
+#endif  // ODK_STRUCTS_PRIV_H_