diff options
Diffstat (limited to 'src/ahl-binding.h')
| -rw-r--r-- | src/ahl-binding.h | 97 |
1 files changed, 46 insertions, 51 deletions
diff --git a/src/ahl-binding.h b/src/ahl-binding.h index 2422963..9b4c37e 100644 --- a/src/ahl-binding.h +++ b/src/ahl-binding.h @@ -1,6 +1,5 @@ /* * Copyright (C) 2017 "Audiokinetic Inc" - * Author Francois Thibault <fthibault@audiokinetic.com> * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -19,55 +18,49 @@ #define AHL_BINDING_INCLUDE #define AFB_BINDING_VERSION 2 -#include <afb/afb-binding.h> + +//#define AHL_DISCONNECT_POLICY // define for debugging HLB in standalone only + #include <json-c/json.h> #include <glib.h> +#include <afb/afb-binding.h> #include "ahl-interface.h" +#include "ahl-policy-utils.h" + #ifndef PUBLIC #define PUBLIC #endif -/////////////// Binding private information ////////////////// - -#define AUDIOHL_MAX_DEVICE_URI_LENGTH 256 -#define AUDIOHL_MAX_DEVICE_NAME_LENGTH 256 -#define AUDIOHL_MAX_AUDIOROLE_LENGTH 128 -#define AUDIOHL_MAX_HALAPINAME_LENGTH 64 -#define AUDIOHL_POLICY_ACCEPT 1 -#define AUDIOHL_POLICY_REJECT 0 - -typedef struct EndpointInfo -{ - endpointID_t endpointID; // Unique endpoint ID (per type) - EndpointTypeT type; // Source or sink device - char deviceName[AUDIOHL_MAX_DEVICE_NAME_LENGTH]; // Device name for applications to display - char deviceURI[AUDIOHL_MAX_DEVICE_URI_LENGTH]; // Associated URI - DeviceURITypeT deviceURIType; // Device URI type (includes audio domain information) - char audioRole[AUDIOHL_MAX_AUDIOROLE_LENGTH]; // Audio role that registered this endpoint -> private - char halAPIName[AUDIOHL_MAX_AUDIOROLE_LENGTH]; // HAL associated with the device (for volume control) -> private - int cardNum; // HW card number -> private - int deviceNum; // HW device number -> private - int subDeviceNum; // HW sub device number -> private - // Cached endpoint properties - GHashTable * pStatesHT; // Keep all known states in key value pairs -} EndpointInfoT; - -typedef struct StreamInfo { - streamID_t streamID; - EndpointInfoT endpointInfo; -} StreamInfoT; +#define AHL_SUCCESS 0 +#define AHL_FAIL 1 + +#define AHL_ACCESS_CONTROL_GRANTED 1 +#define AHL_ACCESS_CONTROL_DENIED 0 + +#define AHL_UNDEFINED -1 +#define AHL_STR_MAX_LENGTH 256 + + +typedef struct RoleInfo { + char * pRoleName; // Role string identifier + int iPriority; // Role normalized priority (0-100) + InterruptBehaviorT eInterruptBehavior; // Role behavior when interrupting lower priority streams + GPtrArray * pActionList; // List of supported actions for the role (gchar*) + GPtrArray * pSourceEndpoints; // Source endpoints info (EndpointInfoT*) + GPtrArray * pSinkEndpoints; // Sink endpoints info (EndpointInfoT*) +} RoleInfoT; // Parts of the context that are visible to the policy (for state based decisions) typedef struct AHLPolicyCtx { - GPtrArray * pSourceEndpoints; // Array of source end points for each audio role (GArray*) - GPtrArray * pSinkEndpoints; // Array of sink end points for each audio role (GArray*) - GArray * pRolePriority; // List of role priorities (int). TODO: Should be hash table with role name as key - GArray * pAudioRoles; // List of audio roles (GString) - GArray * pActiveStreams; // List of active streams (StreamInfoT) - int iNumberRoles; // Number of audio roles from configuration - // TODO: Global properties -> exposed to policy + GHashTable * pRoleInfo; // Hash table of role information structure (RoleInfoT*) accessed by role name + GHashTable * pStreams; // List of active streams (StreamInfoT*) accessed by streamID + GPtrArray * pHALList; // List of HAL dependencies + // TODO: Events need to be sent directly by HLB when separation with policy complete + struct afb_event propertyEvent; // AGL event used when property changes + struct afb_event volumeEvent; // AGL event used when volume changes + struct afb_event postActionEvent; // AGL event used on post action call } AHLPolicyCtxT; // Global binding context @@ -76,24 +69,26 @@ typedef struct AHLCtx { endpointID_t nextSourceEndpointID; // Counter to assign new ID endpointID_t nextSinkEndpointID; // Counter to assign new ID endpointID_t nextStreamID; // Counter to assign new ID - GArray * pHALList; // List of HAL dependencies - GHashTable * pDefaultStatesHT; // List of states and default values known to configuration } AHLCtxT; +// Client specific binding context +typedef struct AHLClientCtx { + GArray * pStreamAccessList; // List of streams that client has control over +} AHLClientCtxT; + +// ahl-binding.c PUBLIC int AhlBindingInit(); +PUBLIC void AhlOnEvent(const char *evtname, json_object *eventJ); + // ahl-deviceenum.c -PUBLIC int EnumerateSources(json_object * in_jSourceArray, int in_iRoleIndex, char * in_pRoleName); -PUBLIC int EnumerateSinks(json_object * in_jSinkArray, int in_iRoleIndex, char * in_pRoleName); +int EnumerateDevices(json_object * in_jDeviceArray, char * in_pAudioRole, EndpointTypeT in_deviceType, GPtrArray * out_pEndpointArray); +EndpointInfoT * InitEndpointInfo(); +void TermEndpointInfo( EndpointInfoT * out_pEndpointInfo ); // ahl-config.c -PUBLIC int ParseHLBConfig(); +int ParseHLBConfig(); // ahl-policy.c -PUBLIC int Policy_OpenStream(char *pAudioRole, EndpointTypeT endpointType, endpointID_t endpointID); -PUBLIC int Policy_SetVolume(EndpointTypeT endpointType, endpointID_t endpointID, char *volumeStr, int rampTimeMS); -PUBLIC int Policy_SetProperty(EndpointTypeT endpointType, endpointID_t endpointID, char *propertyName, char *propValueStr, int rampTimeMS); -PUBLIC int Policy_SetState(EndpointTypeT endpointType, endpointID_t endpointID, char *pStateName, char *pStateValue); -PUBLIC int Policy_PostSoundEvent(char *eventName, char *audioRole, char *mediaName, void *audioContext); -PUBLIC int Policy_AudioDeviceChange(); - -#define AUDIOHL_MAXHALCONTROLNAME_LENGTH 128 +#ifndef AHL_DISCONNECT_POLICY +PUBLIC void audiohlapi_raise_event(json_object *EventDataJ); +#endif #endif // AHL_BINDING_INCLUDE |