1 /****************************************************************************** 2 * 3 * Copyright (C) 2015 Google, Inc. 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ******************************************************************************/ 18 19 #pragma once 20 21 #include <stdint.h> 22 23 // Audio state definitions. 24 typedef enum { 25 SCO_STATE_OFF = 0, // Audio is off. 26 SCO_STATE_OFF_TRANSFER, // Closed pending final transfer of audio. 27 SCO_STATE_ON, // Audio is on. 28 SCO_STATE_SETUP, // Open pending completion of audio setup. 29 } sco_state_t; 30 31 // Codec type definitions. 32 typedef enum { 33 SCO_CODEC_NONE = 0x0000, 34 SCO_CODEC_CVSD = 0x0001, 35 SCO_CODEC_MSBC = 0x0002, 36 } sco_codec_t; 37 38 // Set the audio state on the controller for SCO (PCM, WBS, ...) using the 39 // vendor library. 40 void set_audio_state(uint16_t handle, sco_codec_t codec, sco_state_t state); 41