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296 lines
12 KiB
296 lines
12 KiB
/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define LOG_TAG "BroadcastRadioHalUtils"
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//#define LOG_NDEBUG 0
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#include <log/log.h>
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#include <utils/misc.h>
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#include <system/radio_metadata.h>
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#include "Utils.h"
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namespace android {
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namespace hardware {
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namespace broadcastradio {
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namespace V1_0 {
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namespace implementation {
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const char *Utils::sClassModuleNames[] = {
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RADIO_HARDWARE_MODULE_ID_FM, /* corresponds to RADIO_CLASS_AM_FM */
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RADIO_HARDWARE_MODULE_ID_SAT, /* corresponds to RADIO_CLASS_SAT */
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RADIO_HARDWARE_MODULE_ID_DT, /* corresponds to RADIO_CLASS_DT */
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};
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// make sure HIDL enum values are aligned with legacy values
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static_assert(RADIO_CLASS_AM_FM == static_cast<int>(Class::AM_FM),
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"AM/FM class mismatch with legacy");
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static_assert(RADIO_CLASS_SAT == static_cast<int>(Class::SAT),
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"SAT class mismatch with legacy");
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static_assert(RADIO_CLASS_DT == static_cast<int>(Class::DT),
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"DT class mismatch with legacy");
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static_assert(RADIO_BAND_AM == static_cast<int>(Band::AM),
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"AM band mismatch with legacy");
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static_assert(RADIO_BAND_FM == static_cast<int>(Band::FM),
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"FM band mismatch with legacy");
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static_assert(RADIO_BAND_AM_HD == static_cast<int>(Band::AM_HD),
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"AM HD band mismatch with legacy");
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static_assert(RADIO_BAND_FM_HD == static_cast<int>(Band::FM_HD),
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"FM HD band mismatch with legacy");
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static_assert(RADIO_RDS_NONE == static_cast<int>(Rds::NONE),
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"RDS NONE mismatch with legacy");
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static_assert(RADIO_RDS_WORLD == static_cast<int>(Rds::WORLD),
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"RDS WORLD mismatch with legacy");
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static_assert(RADIO_RDS_US == static_cast<int>(Rds::US),
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"RDS US mismatch with legacy");
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static_assert(RADIO_DEEMPHASIS_50 == static_cast<int>(Deemphasis::D50),
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"De-emphasis 50 mismatch with legacy");
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static_assert(RADIO_DEEMPHASIS_75 == static_cast<int>(Deemphasis::D75),
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"De-emphasis 75 mismatch with legacy");
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static_assert(RADIO_DIRECTION_UP == static_cast<int>(Direction::UP),
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"Direction Up mismatch with legacy");
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static_assert(RADIO_DIRECTION_DOWN == static_cast<int>(Direction::DOWN),
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"Direction Up mismatch with legacy");
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static_assert(RADIO_METADATA_TYPE_INVALID == static_cast<int>(MetadataType::INVALID),
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"Metadata type INVALID mismatch with legacy");
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static_assert(RADIO_METADATA_TYPE_INT == static_cast<int>(MetadataType::INT),
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"Metadata type INT mismatch with legacy");
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static_assert(RADIO_METADATA_TYPE_TEXT == static_cast<int>(MetadataType::TEXT),
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"Metadata type TEXT mismatch with legacy");
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static_assert(RADIO_METADATA_TYPE_RAW == static_cast<int>(MetadataType::RAW),
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"Metadata type RAW mismatch with legacy");
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static_assert(RADIO_METADATA_TYPE_CLOCK == static_cast<int>(MetadataType::CLOCK),
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"Metadata type CLOCK mismatch with legacy");
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static_assert(RADIO_METADATA_KEY_INVALID == static_cast<int>(MetadataKey::INVALID),
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"Metadata key INVALID mismatch with legacy");
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static_assert(RADIO_METADATA_KEY_RDS_PI == static_cast<int>(MetadataKey::RDS_PI),
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"Metadata key RDS_PI mismatch with legacy");
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static_assert(RADIO_METADATA_KEY_RDS_PS == static_cast<int>(MetadataKey::RDS_PS),
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"Metadata key RDS_PS mismatch with legacy");
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static_assert(RADIO_METADATA_KEY_RDS_PTY == static_cast<int>(MetadataKey::RDS_PTY),
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"Metadata key RDS_PTY mismatch with legacy");
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static_assert(RADIO_METADATA_KEY_RBDS_PTY == static_cast<int>(MetadataKey::RBDS_PTY),
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"Metadata key RBDS_PTY mismatch with legacy");
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static_assert(RADIO_METADATA_KEY_RDS_RT == static_cast<int>(MetadataKey::RDS_RT),
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"Metadata key RDS_RT mismatch with legacy");
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static_assert(RADIO_METADATA_KEY_TITLE == static_cast<int>(MetadataKey::TITLE),
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"Metadata key TITLE mismatch with legacy");
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static_assert(RADIO_METADATA_KEY_ARTIST == static_cast<int>(MetadataKey::ARTIST),
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"Metadata key ARTIST mismatch with legacy");
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static_assert(RADIO_METADATA_KEY_ALBUM == static_cast<int>(MetadataKey::ALBUM),
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"Metadata key ALBUM mismatch with legacy");
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static_assert(RADIO_METADATA_KEY_GENRE == static_cast<int>(MetadataKey::GENRE),
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"Metadata key GENRE mismatch with legacy");
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static_assert(RADIO_METADATA_KEY_ICON == static_cast<int>(MetadataKey::ICON),
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"Metadata key ICON mismatch with legacy");
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static_assert(RADIO_METADATA_KEY_ART == static_cast<int>(MetadataKey::ART),
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"Metadata key ART mismatch with legacy");
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static_assert(RADIO_METADATA_KEY_CLOCK == static_cast<int>(MetadataKey::CLOCK),
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"Metadata key CLOCK mismatch with legacy");
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//static
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const char * Utils::getClassString(Class ClassId)
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{
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int id = static_cast<int>(ClassId);
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if ((id < 0) ||
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(id >= NELEM(sClassModuleNames))) {
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ALOGE("invalid class ID %d", id);
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return NULL;
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}
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return sClassModuleNames[id];
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}
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//static
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Result Utils::convertHalResult(int rc)
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{
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switch (rc) {
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case 0:
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return Result::OK;
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case -EINVAL:
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return Result::INVALID_ARGUMENTS;
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case -ENOSYS:
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return Result::INVALID_STATE;
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case -ETIMEDOUT:
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return Result::TIMEOUT;
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case -ENODEV:
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default:
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return Result::NOT_INITIALIZED;
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}
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}
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//static
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void Utils::convertBandConfigFromHal(
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BandConfig *config,
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const radio_hal_band_config_t *halConfig)
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{
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config->type = static_cast<Band>(halConfig->type);
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config->antennaConnected = halConfig->antenna_connected;
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config->lowerLimit = halConfig->lower_limit;
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config->upperLimit = halConfig->upper_limit;
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config->spacings.setToExternal(const_cast<unsigned int *>(&halConfig->spacings[0]),
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halConfig->num_spacings * sizeof(uint32_t));
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// FIXME: transfer buffer ownership. should have a method for that in hidl_vec
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config->spacings.resize(halConfig->num_spacings);
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if (config->type == Band::FM) {
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config->ext.fm.deemphasis = static_cast<Deemphasis>(halConfig->fm.deemphasis);
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config->ext.fm.stereo = halConfig->fm.stereo;
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config->ext.fm.rds = static_cast<Rds>(halConfig->fm.rds);
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config->ext.fm.ta = halConfig->fm.ta;
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config->ext.fm.af = halConfig->fm.af;
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config->ext.fm.ea = halConfig->fm.ea;
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} else {
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config->ext.am.stereo = halConfig->am.stereo;
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}
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}
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//static
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void Utils::convertPropertiesFromHal(
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Properties *properties,
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const radio_hal_properties_t *halProperties)
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{
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properties->classId = static_cast<Class>(halProperties->class_id);
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properties->implementor.setToExternal(halProperties->implementor, strlen(halProperties->implementor));
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properties->product.setToExternal(halProperties->product, strlen(halProperties->product));
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properties->version.setToExternal(halProperties->version, strlen(halProperties->version));
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properties->serial.setToExternal(halProperties->serial, strlen(halProperties->serial));
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properties->numTuners = halProperties->num_tuners;
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properties->numAudioSources = halProperties->num_audio_sources;
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properties->supportsCapture = halProperties->supports_capture;
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BandConfig *bands =
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new BandConfig[halProperties->num_bands];
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for (size_t i = 0; i < halProperties->num_bands; i++) {
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convertBandConfigFromHal(&bands[i], &halProperties->bands[i]);
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}
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properties->bands.setToExternal(bands, halProperties->num_bands);
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// FIXME: transfer buffer ownership. should have a method for that in hidl_vec
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properties->bands.resize(halProperties->num_bands);
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delete[] bands;
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}
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//static
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void Utils::convertBandConfigToHal(
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radio_hal_band_config_t *halConfig,
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const BandConfig *config)
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{
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halConfig->type = static_cast<radio_band_t>(config->type);
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halConfig->antenna_connected = config->antennaConnected;
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halConfig->lower_limit = config->lowerLimit;
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halConfig->upper_limit = config->upperLimit;
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halConfig->num_spacings = config->spacings.size();
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if (halConfig->num_spacings > RADIO_NUM_SPACINGS_MAX) {
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halConfig->num_spacings = RADIO_NUM_SPACINGS_MAX;
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}
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memcpy(halConfig->spacings, config->spacings.data(),
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sizeof(uint32_t) * halConfig->num_spacings);
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if (config->type == Band::FM) {
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halConfig->fm.deemphasis = static_cast<radio_deemphasis_t>(config->ext.fm.deemphasis);
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halConfig->fm.stereo = config->ext.fm.stereo;
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halConfig->fm.rds = static_cast<radio_rds_t>(config->ext.fm.rds);
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halConfig->fm.ta = config->ext.fm.ta;
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halConfig->fm.af = config->ext.fm.af;
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halConfig->fm.ea = config->ext.fm.ea;
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} else {
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halConfig->am.stereo = config->ext.am.stereo;
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}
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}
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//static
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void Utils::convertProgramInfoFromHal(ProgramInfo *info,
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radio_program_info_t *halInfo)
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{
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info->channel = halInfo->channel;
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info->subChannel = halInfo->sub_channel;
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info->tuned = halInfo->tuned;
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info->stereo = halInfo->stereo;
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info->digital = halInfo->digital;
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info->signalStrength = halInfo->signal_strength;
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convertMetaDataFromHal(info->metadata, halInfo->metadata);
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}
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//static
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int Utils::convertMetaDataFromHal(hidl_vec<MetaData>& metadata,
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radio_metadata_t *halMetadata)
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{
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if (halMetadata == NULL) {
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ALOGE("Invalid argument: halMetadata is NULL");
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return 0;
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}
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int count = radio_metadata_get_count(halMetadata);
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if (count <= 0) {
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return count;
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}
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MetaData *newMetadata =
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new MetaData[count];
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int outCount = 0;
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for (int i = 0; i < count; i++) {
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radio_metadata_key_t key;
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radio_metadata_type_t type;
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void *value;
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size_t size;
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if (radio_metadata_get_at_index(halMetadata, i , &key, &type, &value, &size) != 0 ||
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size == 0) {
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continue;
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}
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switch (type) {
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case RADIO_METADATA_TYPE_INT: {
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newMetadata[outCount].intValue = *(static_cast<int32_t *>(value));
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} break;
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case RADIO_METADATA_TYPE_TEXT: {
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newMetadata[outCount].stringValue = static_cast<char *>(value);
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} break;
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case RADIO_METADATA_TYPE_RAW: {
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newMetadata[outCount].rawValue.setToExternal(static_cast<uint8_t *>(value), size);
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// FIXME: transfer buffer ownership. should have a method for that in hidl_vec
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newMetadata[outCount].rawValue.resize(size);
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} break;
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case RADIO_METADATA_TYPE_CLOCK: {
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radio_metadata_clock_t *clock = static_cast<radio_metadata_clock_t *>(value);
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newMetadata[outCount].clockValue.utcSecondsSinceEpoch =
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clock->utc_seconds_since_epoch;
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newMetadata[outCount].clockValue.timezoneOffsetInMinutes =
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clock->timezone_offset_in_minutes;
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} break;
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}
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newMetadata[outCount].type = static_cast<MetadataType>(type);
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newMetadata[outCount].key = static_cast<MetadataKey>(key);
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outCount++;
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}
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metadata.setToExternal(newMetadata, outCount);
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// FIXME: transfer buffer ownership. should have a method for that in hidl_vec
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metadata.resize(outCount);
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return outCount;
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}
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} // namespace implementation
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} // namespace V1_0
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} // namespace broadcastradio
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} // namespace hardware
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} // namespace android
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