diff --git a/audio/7.0/config/api/current.txt b/audio/7.0/config/api/current.txt
index 7d2706c..0bddd75 100644
--- a/audio/7.0/config/api/current.txt
+++ b/audio/7.0/config/api/current.txt
@@ -209,6 +209,7 @@
     enum_constant public static final android.audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_DSD;
     enum_constant public static final android.audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_DTS;
     enum_constant public static final android.audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_DTS_HD;
+    enum_constant public static final android.audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_DTS_UHD;
     enum_constant public static final android.audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_EVRC;
     enum_constant public static final android.audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_EVRCB;
     enum_constant public static final android.audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_EVRCNW;
diff --git a/audio/7.0/config/audio_policy_configuration.xsd b/audio/7.0/config/audio_policy_configuration.xsd
index 2030921..a06e027 100644
--- a/audio/7.0/config/audio_policy_configuration.xsd
+++ b/audio/7.0/config/audio_policy_configuration.xsd
@@ -412,6 +412,7 @@
             <xs:enumeration value="AUDIO_FORMAT_MPEGH_LC_L3"/>
             <xs:enumeration value="AUDIO_FORMAT_MPEGH_LC_L4"/>
             <xs:enumeration value="AUDIO_FORMAT_IEC60958"/>
+            <xs:enumeration value="AUDIO_FORMAT_DTS_UHD"/>
         </xs:restriction>
     </xs:simpleType>
     <xs:simpleType name="extendableAudioFormat">
diff --git a/automotive/vehicle/2.0/default/Android.bp b/automotive/vehicle/2.0/default/Android.bp
index b2f8bf6..d6f3120 100644
--- a/automotive/vehicle/2.0/default/Android.bp
+++ b/automotive/vehicle/2.0/default/Android.bp
@@ -210,6 +210,7 @@
     vendor: true,
     relative_install_path: "hw",
     srcs: ["VehicleService.cpp"],
+    cflags: ["-DENABLE_VENDOR_CLUSTER_PROPERTY_FOR_TESTING"],
     shared_libs: [
         "libbase",
         "libjsoncpp",
diff --git a/automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultConfig.h b/automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultConfig.h
index f5b53d3..2cc956d 100644
--- a/automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultConfig.h
+++ b/automotive/vehicle/2.0/default/impl/vhal_v2_0/DefaultConfig.h
@@ -115,6 +115,28 @@
  */
 const int32_t kMixedTypePropertyForTest =
         0x1111 | VehiclePropertyGroup::VENDOR | VehicleArea::GLOBAL | VehiclePropertyType::MIXED;
+
+#ifdef ENABLE_VENDOR_CLUSTER_PROPERTY_FOR_TESTING
+/**
+ * Converts the system property to the vendor property.
+ * WARNING: This is only for the end-to-end testing, Should NOT include in the
+ * user build */
+inline constexpr int32_t toVendor(VehicleProperty prop) {
+    return (toInt(prop) & ~toInt(VehiclePropertyGroup::MASK)) | VehiclePropertyGroup::VENDOR;
+}
+
+/**
+ * These properties are used for the end-to-end testing of ClusterHomeService.
+ */
+constexpr int32_t VENDOR_CLUSTER_SWITCH_UI = toVendor(VehicleProperty::CLUSTER_SWITCH_UI);
+constexpr int32_t VENDOR_CLUSTER_DISPLAY_STATE = toVendor(VehicleProperty::CLUSTER_DISPLAY_STATE);
+constexpr int32_t VENDOR_CLUSTER_REPORT_STATE = toVendor(VehicleProperty::CLUSTER_REPORT_STATE);
+constexpr int32_t VENDOR_CLUSTER_REQUEST_DISPLAY =
+        toVendor(VehicleProperty::CLUSTER_REQUEST_DISPLAY);
+constexpr int32_t VENDOR_CLUSTER_NAVIGATION_STATE =
+        toVendor(VehicleProperty::CLUSTER_NAVIGATION_STATE);
+#endif  // ENABLE_VENDOR_CLUSTER_PROPERTY_FOR_TESTING
+
 /**
  * FakeDataCommand enum defines the supported command type for kGenerateFakeDataControllingProperty.
  * All those commands can be send independently with each other. And each will override the one sent
@@ -1237,6 +1259,50 @@
                                 .changeMode = VehiclePropertyChangeMode::ON_CHANGE,
                         },
         },
+#ifdef ENABLE_VENDOR_CLUSTER_PROPERTY_FOR_TESTING
+        // Vendor propetry for E2E ClusterHomeService testing.
+        {
+                .config =
+                        {
+                                .prop = VENDOR_CLUSTER_SWITCH_UI,
+                                .access = VehiclePropertyAccess::WRITE,
+                                .changeMode = VehiclePropertyChangeMode::ON_CHANGE,
+                        },
+        },
+        {
+                .config =
+                        {
+                                .prop = VENDOR_CLUSTER_DISPLAY_STATE,
+                                .access = VehiclePropertyAccess::WRITE,
+                                .changeMode = VehiclePropertyChangeMode::ON_CHANGE,
+                        },
+        },
+        {
+                .config =
+                        {
+                                .prop = VENDOR_CLUSTER_REPORT_STATE,
+                                .access = VehiclePropertyAccess::READ,
+                                .changeMode = VehiclePropertyChangeMode::ON_CHANGE,
+                                .configArray = {0, 0, 0, 9, 0, 0, 0, 0, 16},
+                        },
+        },
+        {
+                .config =
+                        {
+                                .prop = VENDOR_CLUSTER_REQUEST_DISPLAY,
+                                .access = VehiclePropertyAccess::READ,
+                                .changeMode = VehiclePropertyChangeMode::ON_CHANGE,
+                        },
+        },
+        {
+                .config =
+                        {
+                                .prop = VENDOR_CLUSTER_NAVIGATION_STATE,
+                                .access = VehiclePropertyAccess::READ,
+                                .changeMode = VehiclePropertyChangeMode::ON_CHANGE,
+                        },
+        },
+#endif  // ENABLE_VENDOR_CLUSTER_PROPERTY_FOR_TESTING
 };
 
 }  // impl
diff --git a/automotive/vehicle/2.0/default/impl/vhal_v2_0/VehicleHalServer.cpp b/automotive/vehicle/2.0/default/impl/vhal_v2_0/VehicleHalServer.cpp
index 0ee1835..6b87052 100644
--- a/automotive/vehicle/2.0/default/impl/vhal_v2_0/VehicleHalServer.cpp
+++ b/automotive/vehicle/2.0/default/impl/vhal_v2_0/VehicleHalServer.cpp
@@ -247,6 +247,28 @@
                     break;
             }
             break;
+
+#ifdef ENABLE_VENDOR_CLUSTER_PROPERTY_FOR_TESTING
+        case toInt(VehicleProperty::CLUSTER_REPORT_STATE):
+        case toInt(VehicleProperty::CLUSTER_REQUEST_DISPLAY):
+        case toInt(VehicleProperty::CLUSTER_NAVIGATION_STATE):
+        case VENDOR_CLUSTER_SWITCH_UI:
+        case VENDOR_CLUSTER_DISPLAY_STATE: {
+            auto updatedPropValue = createVehiclePropValue(getPropType(value.prop), 0);
+            updatedPropValue->prop = value.prop & ~toInt(VehiclePropertyGroup::MASK);
+            if (isSystemProperty(value.prop)) {
+                updatedPropValue->prop |= toInt(VehiclePropertyGroup::VENDOR);
+            } else {
+                updatedPropValue->prop |= toInt(VehiclePropertyGroup::SYSTEM);
+            }
+            updatedPropValue->value = value.value;
+            updatedPropValue->timestamp = elapsedRealtimeNano();
+            updatedPropValue->areaId = value.areaId;
+            onPropertyValueFromCar(*updatedPropValue, updateStatus);
+            return StatusCode::OK;
+        }
+#endif  // ENABLE_VENDOR_CLUSTER_PROPERTY_FOR_TESTING
+
         default:
             break;
     }
diff --git a/camera/device/3.7/Android.bp b/camera/device/3.7/Android.bp
index 15c1b5c..be08e91 100644
--- a/camera/device/3.7/Android.bp
+++ b/camera/device/3.7/Android.bp
@@ -16,6 +16,7 @@
         "types.hal",
         "ICameraDevice.hal",
         "ICameraDeviceSession.hal",
+        "ICameraInjectionSession.hal",
     ],
     interfaces: [
         "android.hardware.camera.common@1.0",
diff --git a/camera/device/3.7/ICameraInjectionSession.hal b/camera/device/3.7/ICameraInjectionSession.hal
new file mode 100644
index 0000000..f5797c3
--- /dev/null
+++ b/camera/device/3.7/ICameraInjectionSession.hal
@@ -0,0 +1,85 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.hardware.camera.device@3.7;
+
+import android.hardware.camera.common@1.0::Status;
+import @3.2::BufferCache;
+import @3.2::CameraMetadata;
+import @3.5::StreamConfiguration;
+import @3.6::HalStreamConfiguration;
+import @3.7::ICameraDeviceSession;
+
+/**
+ * Injection Camera device active session interface.
+ *
+ * When an external camera is injected to replace the internal camera session, the
+ * injection session will be established in camera framework, and then
+ * configureInjectionStreams() will be called to ask the external camera to
+ * configure itself to match the stream configuration of the internal camera.
+ *
+ * Camera framework is responsible to close the injection session once the client
+ * switch back to internal camera streaming.
+ *
+ * If the external camera cannot support the configuration ILLEGAL_ARGUMENT will
+ * be returned.
+ */
+interface ICameraInjectionSession extends @3.7::ICameraDeviceSession {
+    /**
+     * configureInjectionStreams:
+     *
+     * Identical to @3.7::ICameraDeviceSession.configureStreams_3_7, except that:
+     *
+     * @param requestedConfiguration
+     *     The current stream configuration of the internal camera session and
+     *     the injection camera must follow the configuration without overriding
+     *     any part of it.
+     * @param characteristics
+     *     The characteristics of internal camera contains a list of keys so that
+     *     the stream continuity can be maintained after the external camera is
+     *     injected.
+     *
+     * @return status Status code for the operation, one of:
+     *     OK:
+     *         On successful stream configuration.
+     *     INTERNAL_ERROR:
+     *         If there has been a fatal error and the device is no longer
+     *         operational. Only close() can be called successfully by the
+     *         framework after this error is returned.
+     *     ILLEGAL_ARGUMENT:
+     *         If the requested stream configuration is invalid. Some examples
+     *         of invalid stream configurations include:
+     *           - Not including any OUTPUT streams
+     *           - Including streams with unsupported formats, or an unsupported
+     *             size for that format.
+     *           - Including too many output streams of a certain format.
+     *           - Unsupported rotation configuration
+     *           - Stream sizes/formats don't satisfy the
+     *             StreamConfigurationMode requirements
+     *             for non-NORMAL mode, or the requested operation_mode is not
+     *             supported by the HAL.
+     *           - Unsupported usage flag
+     *         The camera service cannot filter out all possible illegal stream
+     *         configurations, since some devices may support more simultaneous
+     *         streams or larger stream resolutions than the minimum required
+     *         for a given camera device hardware level. The HAL must return an
+     *         ILLEGAL_ARGUMENT for any unsupported stream set, and then be
+     *         ready to accept a future valid stream configuration in a later
+     *         configureInjectionStreams call.
+     */
+    configureInjectionStreams(StreamConfiguration requestedConfiguration,
+            CameraMetadata characteristics) generates (Status status);
+};
diff --git a/identity/aidl/default/Android.bp b/identity/aidl/default/Android.bp
index 05b3662..a124b1e 100644
--- a/identity/aidl/default/Android.bp
+++ b/identity/aidl/default/Android.bp
@@ -31,7 +31,7 @@
     ],
     static_libs: [
         "libbase",
-        "libcppbor",
+        "libcppbor_external",
         "libutils",
         "libsoft_attestation_cert",
         "libkeymaster_portable",
@@ -91,7 +91,7 @@
     ],
     static_libs: [
         "libbase",
-        "libcppbor",
+        "libcppbor_external",
         "libutils",
         "libsoft_attestation_cert",
         "libkeymaster_portable",
diff --git a/identity/aidl/default/common/IdentityCredential.cpp b/identity/aidl/default/common/IdentityCredential.cpp
index c8ee0dd..95557b5 100644
--- a/identity/aidl/default/common/IdentityCredential.cpp
+++ b/identity/aidl/default/common/IdentityCredential.cpp
@@ -488,7 +488,7 @@
         }
 
         for (size_t n = 0; n < nsMap->size(); n++) {
-            auto [nsKeyItem, nsValueItem] = (*nsMap)[n];
+            auto& [nsKeyItem, nsValueItem] = (*nsMap)[n];
             const cppbor::Tstr* nsKey = nsKeyItem->asTstr();
             const cppbor::Map* nsInnerMap = nsValueItem->asMap();
             if (nsKey == nullptr || nsInnerMap == nullptr) {
diff --git a/identity/aidl/default/common/IdentityCredential.h b/identity/aidl/default/common/IdentityCredential.h
index 9913b86..ef9d133 100644
--- a/identity/aidl/default/common/IdentityCredential.h
+++ b/identity/aidl/default/common/IdentityCredential.h
@@ -27,7 +27,7 @@
 #include <string>
 #include <vector>
 
-#include <cppbor/cppbor.h>
+#include <cppbor.h>
 
 #include "IdentityCredentialStore.h"
 #include "SecureHardwareProxy.h"
diff --git a/identity/aidl/default/common/WritableIdentityCredential.cpp b/identity/aidl/default/common/WritableIdentityCredential.cpp
index 2d897c7..25f129b 100644
--- a/identity/aidl/default/common/WritableIdentityCredential.cpp
+++ b/identity/aidl/default/common/WritableIdentityCredential.cpp
@@ -23,8 +23,8 @@
 #include <android-base/logging.h>
 #include <android-base/stringprintf.h>
 
-#include <cppbor/cppbor.h>
-#include <cppbor/cppbor_parse.h>
+#include <cppbor.h>
+#include <cppbor_parse.h>
 
 #include <utility>
 
diff --git a/identity/aidl/vts/Android.bp b/identity/aidl/vts/Android.bp
index 82c4011..3592d3e 100644
--- a/identity/aidl/vts/Android.bp
+++ b/identity/aidl/vts/Android.bp
@@ -34,7 +34,7 @@
         "libcrypto",
     ],
     static_libs: [
-        "libcppbor",
+        "libcppbor_external",
         "libkeymaster_portable",
         "libpuresoftkeymasterdevice",
         "android.hardware.keymaster@4.0",
diff --git a/identity/aidl/vts/AuthenticationKeyTests.cpp b/identity/aidl/vts/AuthenticationKeyTests.cpp
index bda3e70..25d74d4 100644
--- a/identity/aidl/vts/AuthenticationKeyTests.cpp
+++ b/identity/aidl/vts/AuthenticationKeyTests.cpp
@@ -118,7 +118,7 @@
     optional<vector<uint8_t>> proofOfProvisioning =
             support::coseSignGetPayload(proofOfProvisioningSignature);
     ASSERT_TRUE(proofOfProvisioning);
-    string cborPretty = support::cborPrettyPrint(proofOfProvisioning.value(), 32, {});
+    string cborPretty = cppbor::prettyPrint(proofOfProvisioning.value(), 32, {});
     EXPECT_EQ(
             "[\n"
             "  'ProofOfProvisioning',\n"
diff --git a/identity/aidl/vts/DeleteCredentialTests.cpp b/identity/aidl/vts/DeleteCredentialTests.cpp
index 1d30067..d3addf4 100644
--- a/identity/aidl/vts/DeleteCredentialTests.cpp
+++ b/identity/aidl/vts/DeleteCredentialTests.cpp
@@ -126,7 +126,7 @@
     optional<vector<uint8_t>> proofOfDeletion =
             support::coseSignGetPayload(proofOfDeletionSignature);
     ASSERT_TRUE(proofOfDeletion);
-    string cborPretty = support::cborPrettyPrint(proofOfDeletion.value(), 32, {});
+    string cborPretty = cppbor::prettyPrint(proofOfDeletion.value(), 32, {});
     EXPECT_EQ("['ProofOfDeletion', 'org.iso.18013-5.2019.mdl', true, ]", cborPretty);
     EXPECT_TRUE(support::coseCheckEcDsaSignature(proofOfDeletionSignature, {},  // Additional data
                                                  credentialPubKey_));
@@ -153,7 +153,7 @@
     optional<vector<uint8_t>> proofOfDeletion =
             support::coseSignGetPayload(proofOfDeletionSignature);
     ASSERT_TRUE(proofOfDeletion);
-    string cborPretty = support::cborPrettyPrint(proofOfDeletion.value(), 32, {});
+    string cborPretty = cppbor::prettyPrint(proofOfDeletion.value(), 32, {});
     EXPECT_EQ("['ProofOfDeletion', 'org.iso.18013-5.2019.mdl', {0x41, 0x42, 0x43}, true, ]",
               cborPretty);
     EXPECT_TRUE(support::coseCheckEcDsaSignature(proofOfDeletionSignature, {},  // Additional data
diff --git a/identity/aidl/vts/EndToEndTests.cpp b/identity/aidl/vts/EndToEndTests.cpp
index 5798b4c..67db915 100644
--- a/identity/aidl/vts/EndToEndTests.cpp
+++ b/identity/aidl/vts/EndToEndTests.cpp
@@ -231,7 +231,7 @@
     optional<vector<uint8_t>> proofOfProvisioning =
             support::coseSignGetPayload(proofOfProvisioningSignature);
     ASSERT_TRUE(proofOfProvisioning);
-    cborPretty = support::cborPrettyPrint(proofOfProvisioning.value(), 32, {"readerCertificate"});
+    cborPretty = cppbor::prettyPrint(proofOfProvisioning.value(), 32, {"readerCertificate"});
     EXPECT_EQ(
             "[\n"
             "  'ProofOfProvisioning',\n"
@@ -339,8 +339,8 @@
     vector<uint8_t> deviceEngagementBytes = deviceEngagement.encode();
     vector<uint8_t> eReaderPubBytes = cppbor::Tstr("ignored").encode();
     cppbor::Array sessionTranscript = cppbor::Array()
-                                              .add(cppbor::Semantic(24, deviceEngagementBytes))
-                                              .add(cppbor::Semantic(24, eReaderPubBytes));
+                                              .add(cppbor::SemanticTag(24, deviceEngagementBytes))
+                                              .add(cppbor::SemanticTag(24, eReaderPubBytes));
     vector<uint8_t> sessionTranscriptEncoded = sessionTranscript.encode();
 
     vector<uint8_t> itemsRequestBytes =
@@ -353,7 +353,7 @@
                                                              .add("Home address", true))
                                 .add("Image", cppbor::Map().add("Portrait image", false)))
                     .encode();
-    cborPretty = support::cborPrettyPrint(itemsRequestBytes, 32, {"EphemeralPublicKey"});
+    cborPretty = cppbor::prettyPrint(itemsRequestBytes, 32, {"EphemeralPublicKey"});
     EXPECT_EQ(
             "{\n"
             "  'nameSpaces' : {\n"
@@ -373,10 +373,10 @@
             cppbor::Array()
                     .add("ReaderAuthentication")
                     .add(sessionTranscript.clone())
-                    .add(cppbor::Semantic(24, itemsRequestBytes))
+                    .add(cppbor::SemanticTag(24, itemsRequestBytes))
                     .encode();
     vector<uint8_t> encodedReaderAuthenticationBytes =
-            cppbor::Semantic(24, encodedReaderAuthentication).encode();
+            cppbor::SemanticTag(24, encodedReaderAuthentication).encode();
     optional<vector<uint8_t>> readerSignature =
             support::coseSignEcDsa(readerKey, {},                     // content
                                    encodedReaderAuthenticationBytes,  // detached content
@@ -443,7 +443,7 @@
     vector<uint8_t> mac;
     vector<uint8_t> deviceNameSpacesEncoded;
     ASSERT_TRUE(credential->finishRetrieval(&mac, &deviceNameSpacesEncoded).isOk());
-    cborPretty = support::cborPrettyPrint(deviceNameSpacesEncoded, 32, {});
+    cborPretty = cppbor::prettyPrint(deviceNameSpacesEncoded, 32, {});
     ASSERT_EQ(
             "{\n"
             "  'PersonalData' : {\n"
@@ -462,10 +462,11 @@
     string docType = "org.iso.18013-5.2019.mdl";
     optional<vector<uint8_t>> readerEphemeralPrivateKey =
             support::ecKeyPairGetPrivateKey(readerEphemeralKeyPair.value());
-    optional<vector<uint8_t>> eMacKey = support::calcEMacKey(
-            readerEphemeralPrivateKey.value(),                           // Private Key
-            signingPubKey.value(),                                       // Public Key
-            cppbor::Semantic(24, sessionTranscript.encode()).encode());  // SessionTranscriptBytes
+    optional<vector<uint8_t>> eMacKey =
+            support::calcEMacKey(readerEphemeralPrivateKey.value(),  // Private Key
+                                 signingPubKey.value(),              // Public Key
+                                 cppbor::SemanticTag(24, sessionTranscript.encode())
+                                         .encode());  // SessionTranscriptBytes
     optional<vector<uint8_t>> calculatedMac =
             support::calcMac(sessionTranscript.encode(),  // SessionTranscript
                              docType,                     // DocType
@@ -486,7 +487,7 @@
                                 testEntriesEntryCounts)
                         .isOk());
     ASSERT_TRUE(credential->finishRetrieval(&mac, &deviceNameSpacesEncoded).isOk());
-    cborPretty = support::cborPrettyPrint(deviceNameSpacesEncoded, 32, {});
+    cborPretty = cppbor::prettyPrint(deviceNameSpacesEncoded, 32, {});
     ASSERT_EQ("{}", cborPretty);
     // Calculate DeviceAuthentication and MAC (MACing key hasn't changed)
     calculatedMac = support::calcMac(sessionTranscript.encode(),  // SessionTranscript
@@ -508,7 +509,7 @@
                                 testEntriesEntryCounts)
                         .isOk());
     ASSERT_TRUE(credential->finishRetrieval(&mac, &deviceNameSpacesEncoded).isOk());
-    cborPretty = support::cborPrettyPrint(deviceNameSpacesEncoded, 32, {});
+    cborPretty = cppbor::prettyPrint(deviceNameSpacesEncoded, 32, {});
     ASSERT_EQ("{}", cborPretty);
     // Calculate DeviceAuthentication and MAC (MACing key hasn't changed)
     calculatedMac = support::calcMac(sessionTranscript.encode(),  // SessionTranscript
diff --git a/identity/aidl/vts/ProveOwnershipTests.cpp b/identity/aidl/vts/ProveOwnershipTests.cpp
index d1a3d39..fa0e293 100644
--- a/identity/aidl/vts/ProveOwnershipTests.cpp
+++ b/identity/aidl/vts/ProveOwnershipTests.cpp
@@ -131,7 +131,7 @@
     optional<vector<uint8_t>> proofOfOwnership =
             support::coseSignGetPayload(proofOfOwnershipSignature);
     ASSERT_TRUE(proofOfOwnership);
-    string cborPretty = support::cborPrettyPrint(proofOfOwnership.value(), 32, {});
+    string cborPretty = cppbor::prettyPrint(proofOfOwnership.value(), 32, {});
     EXPECT_EQ("['ProofOfOwnership', 'org.iso.18013-5.2019.mdl', {0x11, 0x12}, true, ]", cborPretty);
     EXPECT_TRUE(support::coseCheckEcDsaSignature(proofOfOwnershipSignature, {},  // Additional data
                                                  credentialPubKey_));
diff --git a/identity/aidl/vts/ReaderAuthTests.cpp b/identity/aidl/vts/ReaderAuthTests.cpp
index 7656c8e..c4a58c3 100644
--- a/identity/aidl/vts/ReaderAuthTests.cpp
+++ b/identity/aidl/vts/ReaderAuthTests.cpp
@@ -262,8 +262,8 @@
     vector<uint8_t> deviceEngagementBytes = deviceEngagement.encode();
     vector<uint8_t> eReaderPubBytes = cppbor::Tstr("ignored").encode();
     cppbor::Array sessionTranscript = cppbor::Array()
-                                              .add(cppbor::Semantic(24, deviceEngagementBytes))
-                                              .add(cppbor::Semantic(24, eReaderPubBytes));
+                                              .add(cppbor::SemanticTag(24, deviceEngagementBytes))
+                                              .add(cppbor::SemanticTag(24, eReaderPubBytes));
     vector<uint8_t> sessionTranscriptBytes = sessionTranscript.encode();
 
     vector<uint8_t> itemsRequestBytes;
@@ -293,10 +293,10 @@
             cppbor::Array()
                     .add("ReaderAuthentication")
                     .add(sessionTranscript.clone())
-                    .add(cppbor::Semantic(24, itemsRequestBytes))
+                    .add(cppbor::SemanticTag(24, itemsRequestBytes))
                     .encode();
     vector<uint8_t> encodedReaderAuthenticationBytes =
-            cppbor::Semantic(24, encodedReaderAuthentication).encode();
+            cppbor::SemanticTag(24, encodedReaderAuthentication).encode();
 
     optional<vector<uint8_t>> readerSignature =
             support::coseSignEcDsa(readerPrivateKey,                  // private key for reader
@@ -517,8 +517,8 @@
     vector<uint8_t> deviceEngagementBytes = deviceEngagement.encode();
     vector<uint8_t> eReaderPubBytes = cppbor::Tstr("ignored").encode();
     cppbor::Array sessionTranscript = cppbor::Array()
-                                              .add(cppbor::Semantic(24, deviceEngagementBytes))
-                                              .add(cppbor::Semantic(24, eReaderPubBytes));
+                                              .add(cppbor::SemanticTag(24, deviceEngagementBytes))
+                                              .add(cppbor::SemanticTag(24, eReaderPubBytes));
     vector<uint8_t> sessionTranscriptBytes = sessionTranscript.encode();
 
     vector<uint8_t> itemsRequestBytes;
@@ -535,10 +535,10 @@
             cppbor::Array()
                     .add("ReaderAuthentication")
                     .add(sessionTranscript.clone())
-                    .add(cppbor::Semantic(24, itemsRequestBytes))
+                    .add(cppbor::SemanticTag(24, itemsRequestBytes))
                     .encode();
     vector<uint8_t> encodedReaderAuthenticationBytes =
-            cppbor::Semantic(24, encodedReaderAuthentication).encode();
+            cppbor::SemanticTag(24, encodedReaderAuthentication).encode();
 
     vector<vector<uint8_t>> readerCertChain = {cert_reader_SelfSigned_};
     optional<vector<uint8_t>> readerSignature =
diff --git a/identity/aidl/vts/TestCredentialTests.cpp b/identity/aidl/vts/TestCredentialTests.cpp
index d53de3b..46c2229 100644
--- a/identity/aidl/vts/TestCredentialTests.cpp
+++ b/identity/aidl/vts/TestCredentialTests.cpp
@@ -114,7 +114,7 @@
     optional<vector<uint8_t>> proofOfProvisioning =
             support::coseSignGetPayload(proofOfProvisioningSignature);
     ASSERT_TRUE(proofOfProvisioning);
-    string cborPretty = support::cborPrettyPrint(proofOfProvisioning.value(), 32, {});
+    string cborPretty = cppbor::prettyPrint(proofOfProvisioning.value(), 32, {});
     EXPECT_EQ(
             "[\n"
             "  'ProofOfProvisioning',\n"
diff --git a/identity/aidl/vts/UpdateCredentialTests.cpp b/identity/aidl/vts/UpdateCredentialTests.cpp
index 9c5ca55..e05bb3b 100644
--- a/identity/aidl/vts/UpdateCredentialTests.cpp
+++ b/identity/aidl/vts/UpdateCredentialTests.cpp
@@ -114,7 +114,7 @@
     optional<vector<uint8_t>> proofOfProvisioning =
             support::coseSignGetPayload(proofOfProvisioningSignature);
     ASSERT_TRUE(proofOfProvisioning);
-    string cborPretty = support::cborPrettyPrint(proofOfProvisioning.value(), 32, {});
+    string cborPretty = cppbor::prettyPrint(proofOfProvisioning.value(), 32, {});
     EXPECT_EQ(
             "[\n"
             "  'ProofOfProvisioning',\n"
@@ -195,7 +195,7 @@
     optional<vector<uint8_t>> proofOfProvisioning =
             support::coseSignGetPayload(proofOfProvisioningSignature);
     ASSERT_TRUE(proofOfProvisioning);
-    string cborPretty = support::cborPrettyPrint(proofOfProvisioning.value(), 32, {});
+    string cborPretty = cppbor::prettyPrint(proofOfProvisioning.value(), 32, {});
     EXPECT_EQ(
             "[\n"
             "  'ProofOfProvisioning',\n"
diff --git a/identity/aidl/vts/UserAuthTests.cpp b/identity/aidl/vts/UserAuthTests.cpp
index ef89d1c..edd1725 100644
--- a/identity/aidl/vts/UserAuthTests.cpp
+++ b/identity/aidl/vts/UserAuthTests.cpp
@@ -160,8 +160,8 @@
     // Let SessionTranscript be a map here (it's an array in EndToEndTest) just
     // to check that the implementation can deal with either.
     cppbor::Map sessionTranscript;
-    sessionTranscript.add(42, cppbor::Semantic(24, deviceEngagementBytes));
-    sessionTranscript.add(43, cppbor::Semantic(24, eReaderPubBytes));
+    sessionTranscript.add(42, cppbor::SemanticTag(24, deviceEngagementBytes));
+    sessionTranscript.add(43, cppbor::SemanticTag(24, eReaderPubBytes));
     return sessionTranscript;
 }
 
@@ -209,7 +209,7 @@
         vector<uint8_t> dataToSign = cppbor::Array()
                                              .add("ReaderAuthentication")
                                              .add(sessionTranscript_.clone())
-                                             .add(cppbor::Semantic(24, itemsRequestBytes))
+                                             .add(cppbor::SemanticTag(24, itemsRequestBytes))
                                              .encode();
     }
 
diff --git a/identity/aidl/vts/VtsIWritableIdentityCredentialTests.cpp b/identity/aidl/vts/VtsIWritableIdentityCredentialTests.cpp
index cc63c48..bc37020 100644
--- a/identity/aidl/vts/VtsIWritableIdentityCredentialTests.cpp
+++ b/identity/aidl/vts/VtsIWritableIdentityCredentialTests.cpp
@@ -338,8 +338,7 @@
     optional<vector<uint8_t>> proofOfProvisioning =
             support::coseSignGetPayload(proofOfProvisioningSignature);
     ASSERT_TRUE(proofOfProvisioning);
-    string cborPretty =
-            support::cborPrettyPrint(proofOfProvisioning.value(), 32, {"readerCertificate"});
+    string cborPretty = cppbor::prettyPrint(proofOfProvisioning.value(), 32, {"readerCertificate"});
     EXPECT_EQ(
             "[\n"
             "  'ProofOfProvisioning',\n"
@@ -449,9 +448,9 @@
     optional<vector<uint8_t>> proofOfProvisioning =
             support::coseSignGetPayload(proofOfProvisioningSignature);
     ASSERT_TRUE(proofOfProvisioning);
-    string cborPretty = support::cborPrettyPrint(proofOfProvisioning.value(),
-                                                 32,  //
-                                                 {"readerCertificate"});
+    string cborPretty = cppbor::prettyPrint(proofOfProvisioning.value(),
+                                            32,  //
+                                            {"readerCertificate"});
     EXPECT_EQ(
             "[\n"
             "  'ProofOfProvisioning',\n"
diff --git a/identity/support/Android.bp b/identity/support/Android.bp
index d00f59a..774bc40 100644
--- a/identity/support/Android.bp
+++ b/identity/support/Android.bp
@@ -42,7 +42,7 @@
         "libpuresoftkeymasterdevice",
     ],
     static_libs: [
-        "libcppbor",
+        "libcppbor_external",
     ],
 }
 
@@ -59,7 +59,7 @@
         "libhardware",
     ],
     static_libs: [
-        "libcppbor",
+        "libcppbor_external",
         "libgmock",
     ],
     test_suites: ["general-tests"],
@@ -89,7 +89,7 @@
         "tests/cppbor_test.cpp",
     ],
     shared_libs: [
-        "libcppbor",
+        "libcppbor_external",
         "libbase",
     ],
     static_libs: [
@@ -104,7 +104,7 @@
         "tests/cppbor_test.cpp",
     ],
     shared_libs: [
-        "libcppbor",
+        "libcppbor_external",
         "libbase",
     ],
     static_libs: [
diff --git a/identity/support/src/IdentityCredentialSupport.cpp b/identity/support/src/IdentityCredentialSupport.cpp
index aba89c1..4547624 100644
--- a/identity/support/src/IdentityCredentialSupport.cpp
+++ b/identity/support/src/IdentityCredentialSupport.cpp
@@ -148,199 +148,6 @@
 }
 
 // ---------------------------------------------------------------------------
-// CBOR utilities.
-// ---------------------------------------------------------------------------
-
-static bool cborAreAllElementsNonCompound(const cppbor::CompoundItem* compoundItem) {
-    if (compoundItem->type() == cppbor::ARRAY) {
-        const cppbor::Array* array = compoundItem->asArray();
-        for (size_t n = 0; n < array->size(); n++) {
-            const cppbor::Item* entry = (*array)[n].get();
-            switch (entry->type()) {
-                case cppbor::ARRAY:
-                case cppbor::MAP:
-                    return false;
-                default:
-                    break;
-            }
-        }
-    } else {
-        const cppbor::Map* map = compoundItem->asMap();
-        for (size_t n = 0; n < map->size(); n++) {
-            auto [keyEntry, valueEntry] = (*map)[n];
-            switch (keyEntry->type()) {
-                case cppbor::ARRAY:
-                case cppbor::MAP:
-                    return false;
-                default:
-                    break;
-            }
-            switch (valueEntry->type()) {
-                case cppbor::ARRAY:
-                case cppbor::MAP:
-                    return false;
-                default:
-                    break;
-            }
-        }
-    }
-    return true;
-}
-
-static bool cborPrettyPrintInternal(const cppbor::Item* item, string& out, size_t indent,
-                                    size_t maxBStrSize, const vector<string>& mapKeysToNotPrint) {
-    char buf[80];
-
-    string indentString(indent, ' ');
-
-    switch (item->type()) {
-        case cppbor::UINT:
-            snprintf(buf, sizeof(buf), "%" PRIu64, item->asUint()->unsignedValue());
-            out.append(buf);
-            break;
-
-        case cppbor::NINT:
-            snprintf(buf, sizeof(buf), "%" PRId64, item->asNint()->value());
-            out.append(buf);
-            break;
-
-        case cppbor::BSTR: {
-            const cppbor::Bstr* bstr = item->asBstr();
-            const vector<uint8_t>& value = bstr->value();
-            if (value.size() > maxBStrSize) {
-                unsigned char digest[SHA_DIGEST_LENGTH];
-                SHA_CTX ctx;
-                SHA1_Init(&ctx);
-                SHA1_Update(&ctx, value.data(), value.size());
-                SHA1_Final(digest, &ctx);
-                char buf2[SHA_DIGEST_LENGTH * 2 + 1];
-                for (size_t n = 0; n < SHA_DIGEST_LENGTH; n++) {
-                    snprintf(buf2 + n * 2, 3, "%02x", digest[n]);
-                }
-                snprintf(buf, sizeof(buf), "<bstr size=%zd sha1=%s>", value.size(), buf2);
-                out.append(buf);
-            } else {
-                out.append("{");
-                for (size_t n = 0; n < value.size(); n++) {
-                    if (n > 0) {
-                        out.append(", ");
-                    }
-                    snprintf(buf, sizeof(buf), "0x%02x", value[n]);
-                    out.append(buf);
-                }
-                out.append("}");
-            }
-        } break;
-
-        case cppbor::TSTR:
-            out.append("'");
-            {
-                // TODO: escape "'" characters
-                out.append(item->asTstr()->value().c_str());
-            }
-            out.append("'");
-            break;
-
-        case cppbor::ARRAY: {
-            const cppbor::Array* array = item->asArray();
-            if (array->size() == 0) {
-                out.append("[]");
-            } else if (cborAreAllElementsNonCompound(array)) {
-                out.append("[");
-                for (size_t n = 0; n < array->size(); n++) {
-                    if (!cborPrettyPrintInternal((*array)[n].get(), out, indent + 2, maxBStrSize,
-                                                 mapKeysToNotPrint)) {
-                        return false;
-                    }
-                    out.append(", ");
-                }
-                out.append("]");
-            } else {
-                out.append("[\n" + indentString);
-                for (size_t n = 0; n < array->size(); n++) {
-                    out.append("  ");
-                    if (!cborPrettyPrintInternal((*array)[n].get(), out, indent + 2, maxBStrSize,
-                                                 mapKeysToNotPrint)) {
-                        return false;
-                    }
-                    out.append(",\n" + indentString);
-                }
-                out.append("]");
-            }
-        } break;
-
-        case cppbor::MAP: {
-            const cppbor::Map* map = item->asMap();
-
-            if (map->size() == 0) {
-                out.append("{}");
-            } else {
-                out.append("{\n" + indentString);
-                for (size_t n = 0; n < map->size(); n++) {
-                    out.append("  ");
-
-                    auto [map_key, map_value] = (*map)[n];
-
-                    if (!cborPrettyPrintInternal(map_key.get(), out, indent + 2, maxBStrSize,
-                                                 mapKeysToNotPrint)) {
-                        return false;
-                    }
-                    out.append(" : ");
-                    if (map_key->type() == cppbor::TSTR &&
-                        std::find(mapKeysToNotPrint.begin(), mapKeysToNotPrint.end(),
-                                  map_key->asTstr()->value()) != mapKeysToNotPrint.end()) {
-                        out.append("<not printed>");
-                    } else {
-                        if (!cborPrettyPrintInternal(map_value.get(), out, indent + 2, maxBStrSize,
-                                                     mapKeysToNotPrint)) {
-                            return false;
-                        }
-                    }
-                    out.append(",\n" + indentString);
-                }
-                out.append("}");
-            }
-        } break;
-
-        case cppbor::SEMANTIC: {
-            const cppbor::Semantic* semantic = item->asSemantic();
-            snprintf(buf, sizeof(buf), "tag %" PRIu64 " ", semantic->value());
-            out.append(buf);
-            cborPrettyPrintInternal(semantic->child().get(), out, indent, maxBStrSize,
-                                    mapKeysToNotPrint);
-        } break;
-
-        case cppbor::SIMPLE:
-            const cppbor::Bool* asBool = item->asSimple()->asBool();
-            const cppbor::Null* asNull = item->asSimple()->asNull();
-            if (asBool != nullptr) {
-                out.append(asBool->value() ? "true" : "false");
-            } else if (asNull != nullptr) {
-                out.append("null");
-            } else {
-                LOG(ERROR) << "Only boolean/null is implemented for SIMPLE";
-                return false;
-            }
-            break;
-    }
-
-    return true;
-}
-
-string cborPrettyPrint(const vector<uint8_t>& encodedCbor, size_t maxBStrSize,
-                       const vector<string>& mapKeysToNotPrint) {
-    auto [item, _, message] = cppbor::parse(encodedCbor);
-    if (item == nullptr) {
-        LOG(ERROR) << "Data to pretty print is not valid CBOR: " << message;
-        return "";
-    }
-
-    string out;
-    cborPrettyPrintInternal(item.get(), out, 0, maxBStrSize, mapKeysToNotPrint);
-    return out;
-}
-
-// ---------------------------------------------------------------------------
 // Crypto functionality / abstraction.
 // ---------------------------------------------------------------------------
 
@@ -2140,7 +1947,7 @@
     }
 
     for (size_t n = 0; n < protectedHeaders->size(); n++) {
-        auto [keyItem, valueItem] = (*protectedHeaders)[n];
+        auto& [keyItem, valueItem] = (*protectedHeaders)[n];
         const cppbor::Int* number = keyItem->asInt();
         if (number == nullptr) {
             LOG(ERROR) << "Key item in top-level map is not a number";
@@ -2183,7 +1990,7 @@
     }
 
     for (size_t n = 0; n < unprotectedHeaders->size(); n++) {
-        auto [keyItem, valueItem] = (*unprotectedHeaders)[n];
+        auto& [keyItem, valueItem] = (*unprotectedHeaders)[n];
         const cppbor::Int* number = keyItem->asInt();
         if (number == nullptr) {
             LOG(ERROR) << "Key item in top-level map is not a number";
@@ -2335,9 +2142,9 @@
                     .add("DeviceAuthentication")
                     .add(std::move(sessionTranscriptItem))
                     .add(docType)
-                    .add(cppbor::Semantic(kSemanticTagEncodedCbor, deviceNameSpacesEncoded));
+                    .add(cppbor::SemanticTag(kSemanticTagEncodedCbor, deviceNameSpacesEncoded));
     vector<uint8_t> deviceAuthenticationBytes =
-            cppbor::Semantic(kSemanticTagEncodedCbor, deviceAuthentication.encode()).encode();
+            cppbor::SemanticTag(kSemanticTagEncodedCbor, deviceAuthentication.encode()).encode();
     optional<vector<uint8_t>> calculatedMac =
             support::coseMac0(eMacKey, {},                 // payload
                               deviceAuthenticationBytes);  // detached content
diff --git a/identity/support/tests/IdentityCredentialSupportTest.cpp b/identity/support/tests/IdentityCredentialSupportTest.cpp
index 509133c..4c9b87a 100644
--- a/identity/support/tests/IdentityCredentialSupportTest.cpp
+++ b/identity/support/tests/IdentityCredentialSupportTest.cpp
@@ -55,99 +55,6 @@
     EXPECT_FALSE(support::decodeHex("012"));
 }
 
-TEST(IdentityCredentialSupport, CborPrettyPrint) {
-    EXPECT_EQ("'Some text'", support::cborPrettyPrint(cppbor::Tstr("Some text").encode()));
-
-    EXPECT_EQ("''", support::cborPrettyPrint(cppbor::Tstr("").encode()));
-
-    EXPECT_EQ("{0x01, 0x00, 0x02, 0xf0, 0xff, 0x40}",
-              support::cborPrettyPrint(
-                      cppbor::Bstr(vector<uint8_t>({1, 0, 2, 240, 255, 64})).encode()));
-
-    EXPECT_EQ("{}", support::cborPrettyPrint(cppbor::Bstr(vector<uint8_t>()).encode()));
-
-    EXPECT_EQ("true", support::cborPrettyPrint(cppbor::Bool(true).encode()));
-
-    EXPECT_EQ("false", support::cborPrettyPrint(cppbor::Bool(false).encode()));
-
-    EXPECT_EQ("42", support::cborPrettyPrint(cppbor::Uint(42).encode()));
-
-    EXPECT_EQ("9223372036854775807",  // 0x7fff ffff ffff ffff
-              support::cborPrettyPrint(cppbor::Uint(std::numeric_limits<int64_t>::max()).encode()));
-
-    EXPECT_EQ("-42", support::cborPrettyPrint(cppbor::Nint(-42).encode()));
-
-    EXPECT_EQ("-9223372036854775808",  // -0x8000 0000 0000 0000
-              support::cborPrettyPrint(cppbor::Nint(std::numeric_limits<int64_t>::min()).encode()));
-}
-
-TEST(IdentityCredentialSupport, CborPrettyPrintCompound) {
-    cppbor::Array array = cppbor::Array("foo", "bar", "baz");
-    EXPECT_EQ("['foo', 'bar', 'baz', ]", support::cborPrettyPrint(array.encode()));
-
-    cppbor::Map map = cppbor::Map().add("foo", 42).add("bar", 43).add("baz", 44);
-    EXPECT_EQ(
-            "{\n"
-            "  'foo' : 42,\n"
-            "  'bar' : 43,\n"
-            "  'baz' : 44,\n"
-            "}",
-            support::cborPrettyPrint(map.encode()));
-
-    cppbor::Array array2 = cppbor::Array(cppbor::Tstr("Some text"), cppbor::Nint(-42));
-    EXPECT_EQ("['Some text', -42, ]", support::cborPrettyPrint(array2.encode()));
-
-    cppbor::Map map2 = cppbor::Map().add(42, "foo").add(43, "bar").add(44, "baz");
-    EXPECT_EQ(
-            "{\n"
-            "  42 : 'foo',\n"
-            "  43 : 'bar',\n"
-            "  44 : 'baz',\n"
-            "}",
-            support::cborPrettyPrint(map2.encode()));
-
-    cppbor::Array deeplyNestedArrays =
-            cppbor::Array(cppbor::Array(cppbor::Array("a", "b", "c")),
-                          cppbor::Array(cppbor::Array("d", "e", cppbor::Array("f", "g"))));
-    EXPECT_EQ(
-            "[\n"
-            "  ['a', 'b', 'c', ],\n"
-            "  [\n    'd',\n"
-            "    'e',\n"
-            "    ['f', 'g', ],\n"
-            "  ],\n"
-            "]",
-            support::cborPrettyPrint(deeplyNestedArrays.encode()));
-
-    EXPECT_EQ(
-            "[\n"
-            "  {0x0a, 0x0b},\n"
-            "  'foo',\n"
-            "  42,\n"
-            "  ['foo', 'bar', 'baz', ],\n"
-            "  {\n"
-            "    'foo' : 42,\n"
-            "    'bar' : 43,\n"
-            "    'baz' : 44,\n"
-            "  },\n"
-            "  {\n"
-            "    'deep1' : ['Some text', -42, ],\n"
-            "    'deep2' : {\n"
-            "      42 : 'foo',\n"
-            "      43 : 'bar',\n"
-            "      44 : 'baz',\n"
-            "    },\n"
-            "  },\n"
-            "]",
-            support::cborPrettyPrint(cppbor::Array(cppbor::Bstr(vector<uint8_t>{10, 11}),
-                                                   cppbor::Tstr("foo"), cppbor::Uint(42),
-                                                   std::move(array), std::move(map),
-                                                   (cppbor::Map()
-                                                            .add("deep1", std::move(array2))
-                                                            .add("deep2", std::move(map2))))
-                                             .encode()));
-}
-
 TEST(IdentityCredentialSupport, Signatures) {
     vector<uint8_t> data = {1, 2, 3};
 
@@ -219,7 +126,7 @@
     ASSERT_EQ(data, payload.value());
 
     // Finally, check that |coseSign1| are the bytes of a valid COSE_Sign1 message
-    string out = support::cborPrettyPrint(coseSign1.value());
+    string out = cppbor::prettyPrint(coseSign1.value());
     out = replaceLine(out, -2, "  [] // Signature Removed");
     EXPECT_EQ(
             "[\n"
@@ -250,7 +157,7 @@
     ASSERT_EQ(0, payload.value().size());
 
     // Finally, check that |coseSign1| are the bytes of a valid COSE_Sign1 message
-    string out = support::cborPrettyPrint(coseSign1.value());
+    string out = cppbor::prettyPrint(coseSign1.value());
     out = replaceLine(out, -2, "  [] // Signature Removed");
     EXPECT_EQ(
             "[\n"
@@ -411,7 +318,7 @@
             "0x86, 0x5c, 0x28, 0x2c, 0xd5, 0xa5, 0x13, 0xff, 0x3b, 0xd1, 0xde, 0x70, 0x5e, 0xbb, "
             "0xe2, 0x2d, 0x42, 0xbe, 0x53},\n"
             "]",
-            support::cborPrettyPrint(mac.value()));
+            cppbor::prettyPrint(mac.value()));
 }
 
 TEST(IdentityCredentialSupport, CoseMac0DetachedContent) {
@@ -433,7 +340,7 @@
             "0x86, 0x5c, 0x28, 0x2c, 0xd5, 0xa5, 0x13, 0xff, 0x3b, 0xd1, 0xde, 0x70, 0x5e, 0xbb, "
             "0xe2, 0x2d, 0x42, 0xbe, 0x53},\n"
             "]",
-            support::cborPrettyPrint(mac.value()));
+            cppbor::prettyPrint(mac.value()));
 }
 
 // Generates a private key in DER format for a small value of 'd'.
@@ -460,8 +367,8 @@
 
 const cppbor::Item* findValueForTstr(const cppbor::Map* map, const string& keyValue) {
     // TODO: Need cast until libcppbor's Map::get() is marked as const
-    auto [item, found] = ((cppbor::Map*)map)->get(keyValue);
-    if (!found) {
+    const auto& item = map->get(keyValue);
+    if (!item) {
         return nullptr;
     }
     return item.get();
@@ -483,12 +390,13 @@
     return item->asMap();
 }
 
-const cppbor::Semantic* findSemanticValueForTstr(const cppbor::Map* map, const string& keyValue) {
+const cppbor::SemanticTag* findSemanticValueForTstr(const cppbor::Map* map,
+                                                    const string& keyValue) {
     const cppbor::Item* item = findValueForTstr(map, keyValue);
     if (item == nullptr) {
         return nullptr;
     }
-    return item->asSemantic();
+    return item->asSemanticTag();
 }
 
 const std::string findStringValueForTstr(const cppbor::Map* map, const string& keyValue) {
@@ -576,11 +484,11 @@
     auto [sessionEstablishmentItem, _se, _se2] = cppbor::parse(sessionEstablishmentEncoded.value());
     const cppbor::Map* sessionEstablishment = sessionEstablishmentItem->asMap();
     ASSERT_NE(sessionEstablishment, nullptr);
-    const cppbor::Semantic* eReaderKeyBytes =
+    const cppbor::SemanticTag* eReaderKeyBytes =
             findSemanticValueForTstr(sessionEstablishment, "eReaderKeyBytes");
     ASSERT_NE(eReaderKeyBytes, nullptr);
-    ASSERT_EQ(eReaderKeyBytes->value(), 24);
-    const cppbor::Bstr* eReaderKeyBstr = eReaderKeyBytes->child()->asBstr();
+    ASSERT_EQ(eReaderKeyBytes->semanticTag(), 24);
+    const cppbor::Bstr* eReaderKeyBstr = eReaderKeyBytes->asBstr();
     ASSERT_NE(eReaderKeyBstr, nullptr);
     vector<uint8_t> eReaderKeyEncoded = eReaderKeyBstr->value();
     // TODO: verify this agrees with ephemeralReaderKeyX and ephemeralReaderKeyY
@@ -605,12 +513,12 @@
     //   SessionTranscriptBytes = #6.24(bstr .cbor SessionTranscript)
     //
     cppbor::Array sessionTranscript;
-    sessionTranscript.add(cppbor::Semantic(24, deviceEngagementEncoded));
-    sessionTranscript.add(cppbor::Semantic(24, eReaderKeyEncoded));
+    sessionTranscript.add(cppbor::SemanticTag(24, deviceEngagementEncoded));
+    sessionTranscript.add(cppbor::SemanticTag(24, eReaderKeyEncoded));
     sessionTranscript.add(cppbor::Null());
     vector<uint8_t> sessionTranscriptEncoded = sessionTranscript.encode();
     vector<uint8_t> sessionTranscriptBytes =
-            cppbor::Semantic(24, sessionTranscriptEncoded).encode();
+            cppbor::SemanticTag(24, sessionTranscriptEncoded).encode();
 
     // The expected EMacKey is 4c1ebb8aacc633465390fa44edfdb49cb57f2e079aaa771d812584699c0b97e2
     //
@@ -696,11 +604,11 @@
 
     // Dig out the encoded form of DeviceNameSpaces
     //
-    const cppbor::Semantic* deviceNameSpacesBytes =
+    const cppbor::SemanticTag* deviceNameSpacesBytes =
             findSemanticValueForTstr(deviceSigned, "nameSpaces");
     ASSERT_NE(deviceNameSpacesBytes, nullptr);
-    ASSERT_EQ(deviceNameSpacesBytes->value(), 24);
-    const cppbor::Bstr* deviceNameSpacesBstr = deviceNameSpacesBytes->child()->asBstr();
+    ASSERT_EQ(deviceNameSpacesBytes->semanticTag(), 24);
+    const cppbor::Bstr* deviceNameSpacesBstr = deviceNameSpacesBytes->asBstr();
     ASSERT_NE(deviceNameSpacesBstr, nullptr);
     vector<uint8_t> deviceNameSpacesEncoded = deviceNameSpacesBstr->value();
 
diff --git a/power/aidl/android/hardware/power/IPowerHintSession.aidl b/power/aidl/android/hardware/power/IPowerHintSession.aidl
index 9a85bee..c289448 100644
--- a/power/aidl/android/hardware/power/IPowerHintSession.aidl
+++ b/power/aidl/android/hardware/power/IPowerHintSession.aidl
@@ -43,17 +43,17 @@
     void reportActualWorkDuration(in WorkDuration[] durations);
 
     /**
-     * Pause the session when the application is not in foreground and above
+     * Pause the session when the application is not allowed to send hint in framework.
      */
     void pause();
 
     /**
-     * Resume the session when the application is not in foreground and above
+     * Resume the session when the application is allowed to send hint in framework.
      */
     void resume();
 
     /**
-     * Close the session to release resources
+     * Close the session to release resources.
      */
     void close();
 }
diff --git a/power/stats/aidl/vts/VtsHalPowerStatsTargetTest.cpp b/power/stats/aidl/vts/VtsHalPowerStatsTargetTest.cpp
index db2cfd8..c7ba96c 100644
--- a/power/stats/aidl/vts/VtsHalPowerStatsTargetTest.cpp
+++ b/power/stats/aidl/vts/VtsHalPowerStatsTargetTest.cpp
@@ -239,12 +239,22 @@
     ASSERT_OK(powerstats->getEnergyMeterInfo(&info));
 }
 
-// Each channel must have a valid name and subsystem
+// Each channel must have a valid name
 TEST_P(PowerStatsAidl, ValidateChannelNames) {
     std::vector<Channel> channels;
     ASSERT_OK(powerstats->getEnergyMeterInfo(&channels));
+
     for (auto channel : channels) {
         testNameValid(channel.name);
+    }
+}
+
+// Each channel must have a valid subsystem
+TEST_P(PowerStatsAidl, ValidateSubsystemNames) {
+    std::vector<Channel> channels;
+    ASSERT_OK(powerstats->getEnergyMeterInfo(&channels));
+
+    for (auto channel : channels) {
         testNameValid(channel.subsystem);
     }
 }
diff --git a/security/keymint/support/Android.bp b/security/keymint/support/Android.bp
index fe04ede..4c4258b 100644
--- a/security/keymint/support/Android.bp
+++ b/security/keymint/support/Android.bp
@@ -66,6 +66,7 @@
 cc_library {
     name: "libcppcose",
     vendor_available: true,
+    host_supported: true,
     srcs: [
         "cppcose.cpp",
     ],
@@ -73,13 +74,8 @@
         "include",
     ],
     shared_libs: [
-        "libbinder_ndk",
         "libcppbor_external",
         "libcrypto",
         "liblog",
     ],
-    static_libs: [
-        // TODO(swillden): Remove keymint NDK
-        "android.hardware.security.keymint-V1-ndk_platform",
-    ],
 }
diff --git a/sensors/2.1/default/SensorsV2_1.cpp b/sensors/2.1/default/SensorsV2_1.cpp
index 4c5386a..06446a2 100644
--- a/sensors/2.1/default/SensorsV2_1.cpp
+++ b/sensors/2.1/default/SensorsV2_1.cpp
@@ -46,7 +46,8 @@
         mSensorInfo.fifoMaxEventCount = 0;
         mSensorInfo.requiredPermission = "";
         mSensorInfo.flags = static_cast<uint32_t>(V1_0::SensorFlagBits::ON_CHANGE_MODE |
-                                                  V1_0::SensorFlagBits::WAKE_UP);
+                                                  V1_0::SensorFlagBits::WAKE_UP |
+                                                  V1_0::SensorFlagBits::DATA_INJECTION);
     }
 };
 
diff --git a/wifi/1.0/vts/OWNERS b/wifi/1.0/vts/OWNERS
index 8bfb148..e7b2fc5 100644
--- a/wifi/1.0/vts/OWNERS
+++ b/wifi/1.0/vts/OWNERS
@@ -1,2 +1,2 @@
-rpius@google.com
+kumaranand@google.com
 etancohen@google.com
diff --git a/wifi/1.1/vts/OWNERS b/wifi/1.1/vts/OWNERS
index 8bfb148..e7b2fc5 100644
--- a/wifi/1.1/vts/OWNERS
+++ b/wifi/1.1/vts/OWNERS
@@ -1,2 +1,2 @@
-rpius@google.com
+kumaranand@google.com
 etancohen@google.com
diff --git a/wifi/1.2/vts/OWNERS b/wifi/1.2/vts/OWNERS
index 8bfb148..e7b2fc5 100644
--- a/wifi/1.2/vts/OWNERS
+++ b/wifi/1.2/vts/OWNERS
@@ -1,2 +1,2 @@
-rpius@google.com
+kumaranand@google.com
 etancohen@google.com
diff --git a/wifi/1.3/vts/OWNERS b/wifi/1.3/vts/OWNERS
index 8bfb148..e7b2fc5 100644
--- a/wifi/1.3/vts/OWNERS
+++ b/wifi/1.3/vts/OWNERS
@@ -1,2 +1,2 @@
-rpius@google.com
+kumaranand@google.com
 etancohen@google.com
diff --git a/wifi/1.4/vts/OWNERS b/wifi/1.4/vts/OWNERS
index 8bfb148..e7b2fc5 100644
--- a/wifi/1.4/vts/OWNERS
+++ b/wifi/1.4/vts/OWNERS
@@ -1,2 +1,2 @@
-rpius@google.com
+kumaranand@google.com
 etancohen@google.com
diff --git a/wifi/1.5/default/OWNERS b/wifi/1.5/default/OWNERS
index 8bfb148..e7b2fc5 100644
--- a/wifi/1.5/default/OWNERS
+++ b/wifi/1.5/default/OWNERS
@@ -1,2 +1,2 @@
-rpius@google.com
+kumaranand@google.com
 etancohen@google.com
diff --git a/wifi/1.5/vts/OWNERS b/wifi/1.5/vts/OWNERS
index 8bfb148..e7b2fc5 100644
--- a/wifi/1.5/vts/OWNERS
+++ b/wifi/1.5/vts/OWNERS
@@ -1,2 +1,2 @@
-rpius@google.com
+kumaranand@google.com
 etancohen@google.com
diff --git a/wifi/hostapd/1.0/vts/OWNERS b/wifi/hostapd/1.0/vts/OWNERS
index 8bfb148..e7b2fc5 100644
--- a/wifi/hostapd/1.0/vts/OWNERS
+++ b/wifi/hostapd/1.0/vts/OWNERS
@@ -1,2 +1,2 @@
-rpius@google.com
+kumaranand@google.com
 etancohen@google.com
diff --git a/wifi/hostapd/1.1/vts/OWNERS b/wifi/hostapd/1.1/vts/OWNERS
index 8bfb148..e7b2fc5 100644
--- a/wifi/hostapd/1.1/vts/OWNERS
+++ b/wifi/hostapd/1.1/vts/OWNERS
@@ -1,2 +1,2 @@
-rpius@google.com
+kumaranand@google.com
 etancohen@google.com
diff --git a/wifi/hostapd/1.2/vts/OWNERS b/wifi/hostapd/1.2/vts/OWNERS
index 8bfb148..e7b2fc5 100644
--- a/wifi/hostapd/1.2/vts/OWNERS
+++ b/wifi/hostapd/1.2/vts/OWNERS
@@ -1,2 +1,2 @@
-rpius@google.com
+kumaranand@google.com
 etancohen@google.com
diff --git a/wifi/hostapd/1.3/vts/OWNERS b/wifi/hostapd/1.3/vts/OWNERS
index 8bfb148..e7b2fc5 100644
--- a/wifi/hostapd/1.3/vts/OWNERS
+++ b/wifi/hostapd/1.3/vts/OWNERS
@@ -1,2 +1,2 @@
-rpius@google.com
+kumaranand@google.com
 etancohen@google.com
diff --git a/wifi/supplicant/1.2/vts/OWNERS b/wifi/supplicant/1.2/vts/OWNERS
index 8bfb148..e7b2fc5 100644
--- a/wifi/supplicant/1.2/vts/OWNERS
+++ b/wifi/supplicant/1.2/vts/OWNERS
@@ -1,2 +1,2 @@
-rpius@google.com
+kumaranand@google.com
 etancohen@google.com
diff --git a/wifi/supplicant/1.3/vts/OWNERS b/wifi/supplicant/1.3/vts/OWNERS
index 8bfb148..e7b2fc5 100644
--- a/wifi/supplicant/1.3/vts/OWNERS
+++ b/wifi/supplicant/1.3/vts/OWNERS
@@ -1,2 +1,2 @@
-rpius@google.com
+kumaranand@google.com
 etancohen@google.com
diff --git a/wifi/supplicant/1.4/vts/OWNERS b/wifi/supplicant/1.4/vts/OWNERS
index 8bfb148..e7b2fc5 100644
--- a/wifi/supplicant/1.4/vts/OWNERS
+++ b/wifi/supplicant/1.4/vts/OWNERS
@@ -1,2 +1,2 @@
-rpius@google.com
+kumaranand@google.com
 etancohen@google.com