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/*
* Copyright 2020 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.
*/
#include <string.h>
#include <errno.h>
#include <audio_utils/Metadata.h>
using namespace android::audio_utils::metadata;
audio_metadata_t *audio_metadata_create() {
return reinterpret_cast<audio_metadata_t *>
(new(std::nothrow) Data());
}
int audio_metadata_put_int32(audio_metadata_t *metadata, const char *key, int32_t value) {
if (metadata == nullptr || key == nullptr) {
return -EINVAL;
}
reinterpret_cast<Data *>(metadata)->emplace(key, value);
return 0;
}
int audio_metadata_put_int64(audio_metadata_t *metadata, const char *key, int64_t value) {
if (metadata == nullptr || key == nullptr) {
return -EINVAL;
}
reinterpret_cast<Data *>(metadata)->emplace(key, value);
return 0;
}
int audio_metadata_put_float(audio_metadata_t *metadata, const char *key, float value) {
if (metadata == nullptr || key == nullptr) {
return -EINVAL;
}
reinterpret_cast<Data *>(metadata)->emplace(key, value);
return 0;
}
int audio_metadata_put_double(audio_metadata_t *metadata, const char *key, double value) {
if (metadata == nullptr || key == nullptr) {
return -EINVAL;
}
reinterpret_cast<Data *>(metadata)->emplace(key, value);
return 0;
}
int audio_metadata_put_string(audio_metadata_t *metadata, const char *key, const char *value) {
if (metadata == nullptr || key == nullptr || value == nullptr) {
return -EINVAL;
}
reinterpret_cast<Data *>(metadata)->emplace(key, value);
return 0;
}
int audio_metadata_put_data(
audio_metadata_t *metadata, const char *key, audio_metadata_t *value) {
if (metadata == nullptr || key == nullptr || value == nullptr) {
return -EINVAL;
}
reinterpret_cast<Data *>(metadata)->emplace(key, *reinterpret_cast<Data *>(value));
return 0;
}
// audio_metadata_put_unknown() is declared but not implemented
int audio_metadata_get_int32(audio_metadata_t *metadata, const char *key, int32_t *value) {
if (metadata == nullptr || key == nullptr || value == nullptr) {
return -EINVAL;
}
int32_t *val = reinterpret_cast<Data *>(metadata)->get_ptr(Key<int32_t>(key));
if (val == nullptr) {
return -ENOENT;
}
*value = *val;
return 0;
}
int audio_metadata_get_int64(audio_metadata_t *metadata, const char *key, int64_t *value) {
if (metadata == nullptr || key == nullptr || value == nullptr) {
return -EINVAL;
}
int64_t *val = reinterpret_cast<Data *>(metadata)->get_ptr(Key<int64_t>(key));
if (val == nullptr) {
return -ENOENT;
}
*value = *val;
return 0;
}
int audio_metadata_get_float(audio_metadata_t *metadata, const char *key, float *value) {
if (metadata == nullptr || key == nullptr || value == nullptr) {
return -EINVAL;
}
float *val = reinterpret_cast<Data *>(metadata)->get_ptr(Key<float>(key));
if (val == nullptr) {
return -ENOENT;
}
*value = *val;
return 0;
}
int audio_metadata_get_double(audio_metadata_t *metadata, const char *key, double *value) {
if (metadata == nullptr || key == nullptr || value == nullptr) {
return -EINVAL;
}
double *val = reinterpret_cast<Data *>(metadata)->get_ptr(Key<double>(key));
if (val == nullptr) {
return -ENOENT;
}
*value = *val;
return 0;
}
int audio_metadata_get_string(audio_metadata_t *metadata, const char *key, char **value) {
if (metadata == nullptr || key == nullptr || value == nullptr) {
return -EINVAL;
}
std::string *valueStr = reinterpret_cast<Data *>(metadata)->get_ptr(Key<std::string>(key));
if (valueStr == nullptr) {
return -ENOENT;
}
*value = strdup(valueStr->c_str());
return *value == nullptr ? -ENOMEM : 0;
}
int audio_metadata_get_data(
audio_metadata_t *metadata, const char *key, audio_metadata_t **value) {
if (metadata == nullptr || key == nullptr || value == nullptr) {
return -EINVAL;
}
Data *valueData = reinterpret_cast<Data *>(metadata)->get_ptr(Key<Data>(key));
if (valueData == nullptr) {
*value = nullptr;
return -ENOENT;
}
*value = reinterpret_cast<audio_metadata_t *>(
new(std::nothrow) Data(*valueData));
return *value == nullptr ? -ENOMEM : 0;
}
// audio_metadata_get_unknown() is declared but not implemented
ssize_t audio_metadata_erase(audio_metadata_t *metadata, const char *key) {
if (metadata == nullptr || key == nullptr) {
return -EINVAL;
}
return reinterpret_cast<Data *>(metadata)->erase(key);
}
void audio_metadata_destroy(audio_metadata_t *metadata) {
delete reinterpret_cast<Data *>(metadata);
}
audio_metadata_t *audio_metadata_from_byte_string(const uint8_t *byteString, size_t length) {
if (byteString == nullptr) {
return nullptr;
}
return reinterpret_cast<audio_metadata_t *>(
new(std::nothrow) Data(dataFromByteString(ByteString(byteString, length))));
}
ssize_t byte_string_from_audio_metadata(audio_metadata_t *metadata, uint8_t **byteString) {
if (metadata == nullptr || byteString == nullptr) {
return -EINVAL;
}
ByteString bs = byteStringFromData(*reinterpret_cast<Data *>(metadata));
*byteString = (uint8_t *) malloc(bs.size());
if (*byteString == nullptr) {
return -ENOMEM;
}
memcpy(*byteString, bs.c_str(), bs.size());
return bs.size();
}
size_t audio_metadata_byte_string_len(const uint8_t *byteString) {
return dataByteStringLen(byteString);
}
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