263 keymaster_error_t BlockCipherEvpOperation::GetIv(const AuthorizationSet& input_params) {  in GetIv()  argument
265     if (!input_params.GetTagValue(TAG_NONCE, &iv_blob)) {  in GetIv()
294 bool BlockCipherEvpOperation::HandleAad(const AuthorizationSet& input_params, const Buffer& input,  in HandleAad()  argument
300     if (input_params.GetTagValue(TAG_ASSOCIATED_DATA, &aad)) {  in HandleAad()
402 keymaster_error_t BlockCipherEvpEncryptOperation::Begin(const AuthorizationSet& input_params,  in Begin()  argument
408         if (input_params.find(TAG_NONCE) == -1) {  in Begin()
411             error = GetIv(input_params);  in Begin()
420     return BlockCipherEvpOperation::Begin(input_params, output_params);  in Begin()
454 keymaster_error_t BlockCipherEvpDecryptOperation::Begin(const AuthorizationSet& input_params,  in Begin()  argument
457         keymaster_error_t error = GetIv(input_params);  in Begin()
467     return BlockCipherEvpOperation::Begin(input_params, output_params);  in Begin()