diff options
Diffstat (limited to 'media/cdm/json_web_key.cc')
| -rw-r--r-- | media/cdm/json_web_key.cc | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/media/cdm/json_web_key.cc b/media/cdm/json_web_key.cc index 43533f0..f60c6f5 100644 --- a/media/cdm/json_web_key.cc +++ b/media/cdm/json_web_key.cc @@ -329,6 +329,25 @@ void CreateLicenseRequest(const KeyIdList& key_ids, license->swap(result); } +void CreateKeyIdsInitData(const KeyIdList& key_ids, + std::vector<uint8>* init_data) { + // Create the init_data. + scoped_ptr<base::DictionaryValue> dictionary(new base::DictionaryValue()); + scoped_ptr<base::ListValue> list(new base::ListValue()); + for (const auto& key_id : key_ids) + list->AppendString(EncodeBase64Url(&key_id[0], key_id.size())); + dictionary->Set(kKeyIdsTag, list.release()); + + // Serialize the dictionary as a string. + std::string json; + JSONStringValueSerializer serializer(&json); + serializer.Serialize(*dictionary); + + // Convert the serialized data into std::vector and return it. + std::vector<uint8> result(json.begin(), json.end()); + init_data->swap(result); +} + bool ExtractFirstKeyIdFromLicenseRequest(const std::vector<uint8>& license, std::vector<uint8>* first_key) { const std::string license_as_str( |