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diff --git a/src/ahl-policy-utils.h b/src/ahl-policy-utils.h
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-/*
- * Copyright (C) 2017 "Audiokinetic Inc"
- *
- * 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.
- */
-
-#ifndef AHL_POLICY_UTILS_INCLUDE
-#define AHL_POLICY_UTILS_INCLUDE
-
-#define AFB_BINDING_VERSION 2
-#include <json-c/json.h>
-#include <afb/afb-binding.h>
-#include <glib.h>
-
-#define AHL_POLICY_ACCEPT 1
-#define AHL_POLICY_REJECT 0
-#define AHL_POLICY_UTIL_SUCCESS 0
-#define AHL_POLICY_UTIL_FAIL 1
-
-typedef int endpointID_t;
-typedef int streamID_t;
-
-typedef enum StreamEvent {
- STREAM_EVENT_START = 0, // Stream is inactive
- STREAM_EVENT_STOP, // Stream is running
- STREAM_EVENT_PAUSE, // Audio stream paused
- STREAM_EVENT_RESUME, // Audio stream resumed
- STREAM_EVENT_MUTED, // Audio stream muted
- STREAM_EVENT_UNMUTED, // Audio stream unmuted
- STREAM_EVENT_MAXVALUE // Enum count, keep at the end
-} StreamEventT;
-
-typedef enum StreamMute {
- STREAM_UNMUTED = 0, // Stream is not muted
- STREAM_MUTED, // Stream is muted
- STREAM_MUTE_MAXVALUE, // Enum count, keep at the end
-} StreamMuteT;
-
-typedef enum EndpointType {
- ENDPOINTTYPE_SOURCE = 0, // source devices
- ENDPOINTTYPE_SINK, // sink devices
- ENDPOINTTYPE_MAXVALUE // Enum count, keep at the end
-} EndpointTypeT;
-
-typedef enum StreamState {
- STREAM_STATE_IDLE = 0, // Stream is inactive
- STREAM_STATE_RUNNING, // Stream is active and running
- STREAM_STATE_PAUSED, // Stream is active but paused
- STREAM_STATE_MAXVALUE // Enum count, keep at the end
-} StreamStateT;
-
-// Define default behavior of audio role when interrupting lower priority sources
-typedef enum InterruptBehavior {
- INTERRUPTBEHAVIOR_CONTINUE = 0, // Continue to play lower priority source when interrupted (e.g. media may be ducked)
- INTERRUPTBEHAVIOR_CANCEL, // Abort playback of lower priority source when interrupted (e.g. non-important HMI feedback that does not make sense later)
- INTERRUPTBEHAVIOR_PAUSE, // Pause lower priority source when interrupted, to be resumed afterwards (e.g. non-temporal guidance)
- INTERRUPTBEHAVIOR_MAXVALUE, // Enum count, keep at the end
-} InterruptBehaviorT;
-
-typedef enum DeviceURIType {
- DEVICEURITYPE_ALSA_HW = 0, // Alsa hardware device URI
- DEVICEURITYPE_ALSA_DMIX, // Alsa Dmix device URI (only for playback devices)
- DEVICEURITYPE_ALSA_DSNOOP, // Alsa DSnoop device URI (only for capture devices)
- DEVICEURITYPE_ALSA_SOFTVOL, // Alsa softvol device URI
- DEVICEURITYPE_ALSA_PLUG, // Alsa plug device URI
- DEVICEURITYPE_ALSA_OTHER, // Alsa domain URI device of unspecified type
- DEVICEURITYPE_NOT_ALSA, // Unknown (not ALSA domain)
- DEVICEURITYPE_MAXVALUE // Enum count, keep at the end
-} DeviceURITypeT;
-
-// CPU endianness assumed in all formats
-typedef enum SampleType {
- AHL_FORMAT_UNKNOWN = -1, // Unknown
- AHL_FORMAT_U8 = 0, // Unsigned 8 bit
- AHL_FORMAT_S16, // Signed 16 bit Little Endian
- AHL_FORMAT_S24, // Signed 24 bit Little Endian using low three bytes in 32-bit word
- AHL_FORMAT_S32, // Signed 32 bit Little Endian
- AHL_FORMAT_FLOAT, // Float 32 bit Little Endian, Range -1.0 to 1.0
- AHL_FORMAT_FLOAT64, // Float 64 bit Little Endian, Range -1.0 to 1.0
- AHL_FORMAT_IEC958, // IEC-958 Little Endian (SPDIF)
- AHL_FORMAT_MU_LAW, // Mu-Law
- AHL_FORMAT_A_LAW, // A-Law
- AHL_FORMAT_IMA_ADPCM, // Ima-ADPCM
- AHL_FORMAT_MPEG, // MPEG
- AHL_FORMAT_GSM, // GSM
- AHL_FORMAT_G723, // G723
- AHL_FORMAT_DSD, // Direct stream digital
- AHL_FORMAT_MAXVALUE, // Enum count, keep at the end
-} SampleTypeT;
-
-typedef struct AudioFormat {
- int sampleRate; // Sample rate
- int numChannels; // Number of channels
- SampleTypeT sampleType; // Sample type
- // TODO: Interleaving?
- // TODO: Sample sub format?
-} AudioFormatT;
-
-typedef struct AlsaDeviceInfo {
- int cardNum; // HW card number
- int deviceNum; // HW device number
- int subDeviceNum; // HW sub device number
-} AlsaDeviceInfoT;
-
-typedef enum EndpointSelectionMode {
- ENDPOINTSELMODE_AUTO = 0, // Automatic endpoint selection based on config priority
- ENDPOINTSELMODE_MANUAL, // Explicit endpoint selection
- ENDPOINTSELMODEMAXVALUE, // Enum count, keep at the end
-} EndpointSelectionModeT;
-
-typedef struct EndpointInfo
-{
- endpointID_t endpointID; // Unique endpoint ID (per type)
- EndpointTypeT type; // Source or sink device
- char * gsDeviceName; // Unique device card name
- char * gsDisplayName; // Application display name
- char * gsDeviceURI; // Associated URI
- char * gsDeviceDomain; // Device URI domain (e.g. alsa or pulse)
- char * pRoleName; // Role assigned to this endpoint
- DeviceURITypeT deviceURIType; // Device URI type (includes audio domain information)
- char * gsHALAPIName; // HAL associated with the device (for volume control)
- AlsaDeviceInfoT alsaInfo; // ALSA specific device information
- AudioFormatT format; // Preferred audio format supported (later could be array of supported formats)
- int iVolume; // Storage for current endpoint volume (policy effected).
- GHashTable * pPropTable; // Storage for array of properties (policy effected)
-} EndpointInfoT;
-
-typedef struct StreamInfo {
- streamID_t streamID; // Stream unique ID
- EndpointInfoT * pEndpointInfo; // Associated endpoint information (reference)
- StreamStateT streamState; // Stream activity state
- StreamMuteT streamMute; // Stream mute state
- struct afb_event streamStateEvent; // Stream specific event for stream state changes
- EndpointSelectionModeT endpointSelMode; // Automatic (priority based) or manual endpoint selection
- char * pRoleName; // Role string identifier (from role config but could be programatically overriden later)
- int iPriority; // Role normalized priority (0-100) (from role config but could be programatically overriden later)
- InterruptBehaviorT eInterruptBehavior; // Role behavior when interrupting lower priority streams (from role config but could be programatically overriden later)
-} StreamInfoT;
-
-
-typedef struct StreamPolicyInfo {
- streamID_t streamID;
- int RolePriority;
- char * pAudioRole;
- InterruptBehaviorT interruptBehavior;
- int iDuckVolume; //duck Volume
-} StreamPolicyInfoT;
-
-typedef struct EndPointPolicyInfo {
- endpointID_t endpointID;
- EndpointTypeT type;
- DeviceURITypeT deviceType;
- char * pDeviceName;
- char * pHalApiName;
- int iVolume; //Current Volume
- GArray * streamInfo; //List of playing or duck stream at a given endpoint
-} EndPointPolicyInfoT;
-
-void Add_Endpoint_Property_Double( EndpointInfoT * io_pEndpointInfo, char * in_pPropertyName, double in_dPropertyValue);
-void Add_Endpoint_Property_Int( EndpointInfoT * io_pEndpointInfo, char * in_pPropertyName, int in_iPropertyValue);
-void Add_Endpoint_Property_String( EndpointInfoT * io_pEndpointInfo, char * in_pPropertyName, const char * in_pPropertyValue);
-int PolicyEndpointStructToJSON(EndpointInfoT * pPolicyEndpoint, json_object **ppPolicyEndpointJ);
-int PolicyCtxJSONToEndpoint(json_object *pEndpointJ, EndpointInfoT * pPolicyStream);
-int PolicyStreamStructToJSON(StreamInfoT * pPolicyStream, json_object **ppPolicyStreamJ);
-int PolicyCtxJSONToStream(json_object *pStreamJ, StreamInfoT * pPolicyStream);
-
-#endif // AHL_POLICY_UTILS_INCLUDE