Add EMMG to carry fingerprinting and service blocking info

common/BUILD

@@ -113,6 +113,7 @@ cc_test(
         "//testing:gunit_main",
         "@abseil_repo//absl/memory",
         "//protos/public:device_common_cc_proto",
+        "//protos/public:device_security_profile_data_cc_proto",
         "//protos/public:security_profile_cc_proto",
     ],
 )
@@ -429,6 +430,7 @@ cc_test(
     timeout = "short",
     srcs = ["rsa_key_test.cc"],
     deps = [
+        ":hash_algorithm",
         ":rsa_key",
         ":rsa_test_keys",
         ":rsa_util",
@@ -515,6 +517,7 @@ cc_test(
         ":ec_key",
         ":ec_test_keys",
         ":ec_util",
+        ":hash_algorithm",
         ":random_util",
         "//testing:gunit",
         "//testing:gunit_main",
@@ -887,6 +890,7 @@ cc_library(
         "//protos/public:client_identification_cc_proto",
         "//protos/public:drm_certificate_cc_proto",
         "//protos/public:errors_cc_proto",
+        "//protos/public:external_license_cc_proto",
         "//protos/public:signed_drm_certificate_cc_proto",
     ],
 )
@@ -911,6 +915,7 @@ cc_test(
         "//protos/public:client_identification_cc_proto",
         "//protos/public:drm_certificate_cc_proto",
         "//protos/public:errors_cc_proto",
+        "//protos/public:external_license_cc_proto",
         "//protos/public:license_server_sdk_cc_proto",
         "//protos/public:signed_drm_certificate_cc_proto",
     ],
@@ -1130,10 +1135,22 @@ cc_library(
     hdrs = ["core_message_util.h"],
     deps = [
         ":sha_util",
+        "//base",
+        "@abseil_repo//absl/strings",
         "//common/oemcrypto_core_message/odk:kdo",
     ],
 )
 
+cc_test(
+    name = "core_message_util_test",
+    srcs = ["core_message_util_test.cc"],
+    deps = [
+        ":core_message_util",
+        "//testing:gunit_main",
+        "@abseil_repo//absl/strings",
+    ],
+)
+
 cc_library(
     name = "hash_algorithm",
     hdrs = ["hash_algorithm.h"],