diff --git a/broadcastradio/1.0/default/Utils.cpp b/broadcastradio/1.0/default/Utils.cpp
new file mode 100644
index 0000000..bdaae00
--- /dev/null
+++ b/broadcastradio/1.0/default/Utils.cpp
@@ -0,0 +1,297 @@
+/*
+ * Copyright (C) 2016 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.
+ */
+#define LOG_TAG "BroadcastRadioHalUtils"
+//#define LOG_NDEBUG 0
+
+#include <utils/Log.h>
+#include <utils/misc.h>
+#include <system/radio_metadata.h>
+
+#include "Utils.h"
+
+namespace android {
+namespace hardware {
+namespace broadcastradio {
+namespace V1_0 {
+namespace implementation {
+
+const char *Utils::sClassModuleNames[] = {
+    RADIO_HARDWARE_MODULE_ID_FM, /* corresponds to RADIO_CLASS_AM_FM */
+    RADIO_HARDWARE_MODULE_ID_SAT,  /* corresponds to RADIO_CLASS_SAT */
+    RADIO_HARDWARE_MODULE_ID_DT,   /* corresponds to RADIO_CLASS_DT */
+};
+
+// make sure HIDL enum values are aligned with legacy values
+static_assert(RADIO_CLASS_AM_FM == static_cast<int>(Class::AM_FM),
+              "AM/FM class mismatch with legacy");
+static_assert(RADIO_CLASS_SAT == static_cast<int>(Class::SAT),
+              "SAT class mismatch with legacy");
+static_assert(RADIO_CLASS_DT == static_cast<int>(Class::DT),
+              "DT class mismatch with legacy");
+
+static_assert(RADIO_BAND_AM == static_cast<int>(Band::AM),
+              "AM band mismatch with legacy");
+static_assert(RADIO_BAND_FM == static_cast<int>(Band::FM),
+              "FM band mismatch with legacy");
+static_assert(RADIO_BAND_AM_HD == static_cast<int>(Band::AM_HD),
+              "AM HD band mismatch with legacy");
+static_assert(RADIO_BAND_FM_HD == static_cast<int>(Band::FM_HD),
+              "FM HD band mismatch with legacy");
+
+static_assert(RADIO_RDS_NONE == static_cast<int>(Rds::NONE),
+              "RDS NONE mismatch with legacy");
+static_assert(RADIO_RDS_WORLD == static_cast<int>(Rds::WORLD),
+              "RDS WORLD mismatch with legacy");
+static_assert(RADIO_RDS_US == static_cast<int>(Rds::US),
+              "RDS US mismatch with legacy");
+
+static_assert(RADIO_DEEMPHASIS_50 == static_cast<int>(Deemphasis::D50),
+              "De-emphasis 50 mismatch with legacy");
+static_assert(RADIO_DEEMPHASIS_75 == static_cast<int>(Deemphasis::D75),
+              "De-emphasis 75 mismatch with legacy");
+
+static_assert(RADIO_DIRECTION_UP == static_cast<int>(Direction::UP),
+              "Direction Up mismatch with legacy");
+static_assert(RADIO_DIRECTION_DOWN == static_cast<int>(Direction::DOWN),
+              "Direction Up mismatch with legacy");
+
+static_assert(RADIO_METADATA_TYPE_INVALID == static_cast<int>(MetadataType::INVALID),
+              "Metadata type INVALID mismatch with legacy");
+static_assert(RADIO_METADATA_TYPE_INT == static_cast<int>(MetadataType::INT),
+              "Metadata type INT mismatch with legacy");
+static_assert(RADIO_METADATA_TYPE_TEXT == static_cast<int>(MetadataType::TEXT),
+              "Metadata type TEXT mismatch with legacy");
+static_assert(RADIO_METADATA_TYPE_RAW == static_cast<int>(MetadataType::RAW),
+              "Metadata type RAW mismatch with legacy");
+static_assert(RADIO_METADATA_TYPE_CLOCK == static_cast<int>(MetadataType::CLOCK),
+              "Metadata type CLOCK mismatch with legacy");
+
+static_assert(RADIO_METADATA_KEY_INVALID == static_cast<int>(MetadataKey::INVALID),
+              "Metadata key INVALID mismatch with legacy");
+static_assert(RADIO_METADATA_KEY_RDS_PI == static_cast<int>(MetadataKey::RDS_PI),
+              "Metadata key RDS_PI mismatch with legacy");
+static_assert(RADIO_METADATA_KEY_RDS_PS == static_cast<int>(MetadataKey::RDS_PS),
+              "Metadata key RDS_PS mismatch with legacy");
+static_assert(RADIO_METADATA_KEY_RDS_PTY == static_cast<int>(MetadataKey::RDS_PTY),
+              "Metadata key RDS_PTY mismatch with legacy");
+static_assert(RADIO_METADATA_KEY_RBDS_PTY == static_cast<int>(MetadataKey::RBDS_PTY),
+              "Metadata key RBDS_PTY mismatch with legacy");
+static_assert(RADIO_METADATA_KEY_RDS_RT == static_cast<int>(MetadataKey::RDS_RT),
+              "Metadata key RDS_RT mismatch with legacy");
+static_assert(RADIO_METADATA_KEY_TITLE == static_cast<int>(MetadataKey::TITLE),
+              "Metadata key TITLE mismatch with legacy");
+static_assert(RADIO_METADATA_KEY_ARTIST == static_cast<int>(MetadataKey::ARTIST),
+              "Metadata key ARTIST mismatch with legacy");
+static_assert(RADIO_METADATA_KEY_ALBUM == static_cast<int>(MetadataKey::ALBUM),
+              "Metadata key ALBUM mismatch with legacy");
+static_assert(RADIO_METADATA_KEY_GENRE == static_cast<int>(MetadataKey::GENRE),
+              "Metadata key GENRE mismatch with legacy");
+static_assert(RADIO_METADATA_KEY_ICON == static_cast<int>(MetadataKey::ICON),
+              "Metadata key ICON mismatch with legacy");
+static_assert(RADIO_METADATA_KEY_ART == static_cast<int>(MetadataKey::ART),
+              "Metadata key ART mismatch with legacy");
+static_assert(RADIO_METADATA_KEY_CLOCK == static_cast<int>(MetadataKey::CLOCK),
+              "Metadata key CLOCK mismatch with legacy");
+
+
+//static
+const char * Utils::getClassString(Class ClassId)
+{
+    int id = static_cast<int>(ClassId);
+
+    if ((id < 0) ||
+            (id >= NELEM(sClassModuleNames))) {
+        ALOGE("invalid class ID %d", id);
+        return NULL;
+    }
+    return sClassModuleNames[id];
+}
+
+//static
+Result Utils::convertHalResult(int rc)
+{
+    switch (rc) {
+        case 0:
+            return Result::OK;
+        case -EINVAL:
+            return Result::INVALID_ARGUMENTS;
+        case -ENOSYS:
+            return Result::INVALID_STATE;
+        case -ETIMEDOUT:
+            return Result::TIMEOUT;
+        case -ENODEV:
+        default:
+            return Result::NOT_INITIALIZED;
+    }
+}
+
+//static
+void Utils::convertBandConfigFromHal(
+        BandConfig *config,
+        const radio_hal_band_config_t *halConfig)
+{
+
+    config->type = static_cast<Band>(halConfig->type);
+    config->antennaConnected = halConfig->antenna_connected;
+    config->lowerLimit = halConfig->lower_limit;
+    config->upperLimit = halConfig->upper_limit;
+    config->spacings.setToExternal(const_cast<unsigned int *>(&halConfig->spacings[0]),
+                                       halConfig->num_spacings * sizeof(uint32_t));
+    // FIXME: transfer buffer ownership. should have a method for that in hidl_vec
+    config->spacings.resize(halConfig->num_spacings);
+
+    if (config->type == Band::FM) {
+        config->ext.fm.deemphasis = static_cast<Deemphasis>(halConfig->fm.deemphasis);
+        config->ext.fm.stereo = halConfig->fm.stereo;
+        config->ext.fm.rds = static_cast<Rds>(halConfig->fm.rds);
+        config->ext.fm.ta = halConfig->fm.ta;
+        config->ext.fm.af = halConfig->fm.af;
+        config->ext.fm.ea = halConfig->fm.ea;
+    } else {
+        config->ext.am.stereo = halConfig->am.stereo;
+    }
+}
+
+//static
+void Utils::convertPropertiesFromHal(
+        Properties *properties,
+        const radio_hal_properties_t *halProperties)
+{
+    properties->classId = static_cast<Class>(halProperties->class_id);
+    properties->implementor.setToExternal(halProperties->implementor, strlen(halProperties->implementor));
+    properties->product.setToExternal(halProperties->product, strlen(halProperties->product));
+    properties->version.setToExternal(halProperties->version, strlen(halProperties->version));
+    properties->serial.setToExternal(halProperties->serial, strlen(halProperties->serial));
+    properties->numTuners = halProperties->num_tuners;
+    properties->numAudioSources = halProperties->num_audio_sources;
+    properties->supportsCapture = halProperties->supports_capture;
+
+    BandConfig *bands =
+            new BandConfig[halProperties->num_bands];
+    for (size_t i = 0; i < halProperties->num_bands; i++) {
+        convertBandConfigFromHal(&bands[i], &halProperties->bands[i]);
+    }
+    properties->bands.setToExternal(bands, halProperties->num_bands);
+    // FIXME: transfer buffer ownership. should have a method for that in hidl_vec
+    properties->bands.resize(halProperties->num_bands);
+    delete[] bands;
+}
+
+//static
+void Utils::convertBandConfigToHal(
+        radio_hal_band_config_t *halConfig,
+        const BandConfig *config)
+{
+
+    halConfig->type = static_cast<radio_band_t>(config->type);
+    halConfig->antenna_connected = config->antennaConnected;
+    halConfig->lower_limit = config->lowerLimit;
+    halConfig->upper_limit = config->upperLimit;
+    halConfig->num_spacings = config->spacings.size();
+    if (halConfig->num_spacings > RADIO_NUM_SPACINGS_MAX) {
+        halConfig->num_spacings = RADIO_NUM_SPACINGS_MAX;
+    }
+    memcpy(halConfig->spacings, config->spacings.data(),
+           sizeof(uint32_t) * halConfig->num_spacings);
+
+    if (config->type == Band::FM) {
+        halConfig->fm.deemphasis = static_cast<radio_deemphasis_t>(config->ext.fm.deemphasis);
+        halConfig->fm.stereo = config->ext.fm.stereo;
+        halConfig->fm.rds = static_cast<radio_rds_t>(config->ext.fm.rds);
+        halConfig->fm.ta = config->ext.fm.ta;
+        halConfig->fm.af = config->ext.fm.af;
+        halConfig->fm.ea = config->ext.fm.ea;
+    } else {
+        halConfig->am.stereo = config->ext.am.stereo;
+    }
+}
+
+
+//static
+void Utils::convertProgramInfoFromHal(ProgramInfo *info,
+                                      radio_program_info_t *halInfo,
+                                      bool withMetadata)
+{
+    info->channel = halInfo->channel;
+    info->subChannel = halInfo->sub_channel;
+    info->tuned = halInfo->tuned;
+    info->stereo = halInfo->stereo;
+    info->digital = halInfo->digital;
+    info->signalStrength = halInfo->signal_strength;
+    if (withMetadata && halInfo->metadata != NULL) {
+        convertMetaDataFromHal(info->metadata, halInfo->metadata);
+    }
+}
+
+//static
+int Utils::convertMetaDataFromHal(hidl_vec<MetaData>& metadata,
+                                   radio_metadata_t *halMetadata)
+{
+    if (halMetadata == NULL) {
+        return 0;
+    }
+
+    int count = radio_metadata_get_count(halMetadata);
+    if (count <= 0) {
+        return count;
+    }
+    MetaData *newMetadata =
+            new MetaData[count];
+    int outCount = 0;
+    for (int i = 0; i < count; i++) {
+        radio_metadata_key_t key;
+        radio_metadata_type_t type;
+        void *value;
+        size_t size;
+        if (radio_metadata_get_at_index(halMetadata, i , &key, &type, &value, &size) != 0 ||
+                size == 0) {
+            continue;
+        }
+        switch (type) {
+            case RADIO_METADATA_TYPE_INT: {
+                newMetadata[outCount].intValue = *(static_cast<int32_t *>(value));
+            } break;
+            case RADIO_METADATA_TYPE_TEXT: {
+                newMetadata[outCount].stringValue = static_cast<char *>(value);
+            } break;
+            case RADIO_METADATA_TYPE_RAW: {
+                newMetadata[outCount].rawValue.setToExternal(static_cast<uint8_t *>(value), size);
+                // FIXME: transfer buffer ownership. should have a method for that in hidl_vec
+                newMetadata[outCount].rawValue.resize(size);
+            } break;
+            case RADIO_METADATA_TYPE_CLOCK: {
+                  radio_metadata_clock_t *clock = static_cast<radio_metadata_clock_t *>(value);
+                  newMetadata[outCount].clockValue.utcSecondsSinceEpoch =
+                          clock->utc_seconds_since_epoch;
+                  newMetadata[outCount].clockValue.timezoneOffsetInMinutes =
+                          clock->timezone_offset_in_minutes;
+            } break;
+        }
+        newMetadata[outCount].type = static_cast<MetadataType>(type);
+        newMetadata[outCount].key = static_cast<MetadataKey>(key);
+        outCount++;
+    }
+    metadata.setToExternal(newMetadata, outCount);
+    // FIXME: transfer buffer ownership. should have a method for that in hidl_vec
+    metadata.resize(outCount);
+    return outCount;
+}
+
+} // namespace implementation
+}  // namespace V1_0
+}  // namespace broadcastradio
+}  // namespace hardware
+}  // namespace android