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authorTai Vuong <tvuong@audiokinetic.com>2017-11-07 15:40:40 -0500
committerTai Vuong <tvuong@audiokinetic.com>2017-11-07 15:40:40 -0500
commit62d1562669676641613f31f9949008b73d56b458 (patch)
tree3db9d75a615516e4d98df17bf971e023584742ef /ahl-policy
parent2565af906b8e1f40c1e8a1da21b9b29ad995edfe (diff)
Fix memory leak, ducking bug on policy, close stream
Diffstat (limited to 'ahl-policy')
-rw-r--r--ahl-policy/ahl-policy.c276
-rw-r--r--ahl-policy/ahl-policy.h2
2 files changed, 196 insertions, 82 deletions
diff --git a/ahl-policy/ahl-policy.c b/ahl-policy/ahl-policy.c
index 4fb75c7..5e553b2 100644
--- a/ahl-policy/ahl-policy.c
+++ b/ahl-policy/ahl-policy.c
@@ -45,7 +45,7 @@ typedef struct EndPointPolicyInfo {
char * pDeviceName;
char * pHalApiName;
int iVolume; //Current Volume
- GArray * streamInfo; //List of playing or duck stream at a given endpoint
+ GPtrArray * streamInfo; //List of playing or duck stream at a given endpoint
} EndPointPolicyInfoT;
typedef enum SystemState {
@@ -70,8 +70,8 @@ typedef struct StreamConfig {
// Global Policy Local context
typedef struct PolicyLocalCtx {
- GArray * pSourceEndpoints; // List of Source Endpoint with playing stream or interrupted stream
- GArray * pSinkEndpoints; // List of Sink Endpoint with playing stream or interrupted stream
+ GPtrArray * pSourceEndpoints; // List of Source Endpoint with playing stream or interrupted stream
+ GPtrArray * pSinkEndpoints; // List of Sink Endpoint with playing stream or interrupted stream
GPtrArray * pHALList;
SystemStateT systemState;
} PolicyLocalCtxT;
@@ -215,6 +215,7 @@ static int PolicySetVolume(int iEndpointID, int iEndpointType, char *pHalApiName
audiohlapi_raise_event(eventDataJ);
}
+
return POLICY_SUCCESS;
}
@@ -320,7 +321,7 @@ static void PolicyPostStateEvent(int iStreamID, StreamEventT eventState)
static EndPointPolicyInfoT *PolicySearchEndPoint(EndpointTypeT type, char *pDeviceName)
{
- GArray *pcurEndpointArray = NULL;
+ GPtrArray *pcurEndpointArray = NULL;
if(type==ENDPOINTTYPE_SINK)
{
@@ -333,7 +334,7 @@ static EndPointPolicyInfoT *PolicySearchEndPoint(EndpointTypeT type, char *pDevi
for(int i=0; i<pcurEndpointArray->len; i++)
{
- EndPointPolicyInfoT * pCurEndpoint = &g_array_index(pcurEndpointArray,EndPointPolicyInfoT,i);
+ EndPointPolicyInfoT * pCurEndpoint = g_ptr_array_index(pcurEndpointArray,i);
if(strcasecmp(pCurEndpoint->pDeviceName,pDeviceName)==0)
{
@@ -344,29 +345,97 @@ static EndPointPolicyInfoT *PolicySearchEndPoint(EndpointTypeT type, char *pDevi
return NULL;
}
+static void TerminateStreamPolicyInfo(gpointer data)
+ {
+ StreamPolicyInfoT *pStreamPolicyInfo = (StreamPolicyInfoT *)data;
+ if(pStreamPolicyInfo)
+ {
+ if( pStreamPolicyInfo->pAudioRole)
+ {
+ free(pStreamPolicyInfo->pAudioRole);
+ pStreamPolicyInfo->pAudioRole = NULL;
+ }
+ g_slice_free(StreamPolicyInfoT, pStreamPolicyInfo);
+ }
+ }
+
+StreamPolicyInfoT *InitStreamPolicyInfo()
+ {
+ StreamPolicyInfoT *pStreamPolicyInfo = malloc(sizeof(StreamPolicyInfoT));
+ if(pStreamPolicyInfo)
+ {
+ memset(pStreamPolicyInfo,0,sizeof(StreamPolicyInfoT));
+ pStreamPolicyInfo->pAudioRole = malloc(AHL_POLICY_STR_MAX_LENGTH*sizeof(char));
+ }
+ return pStreamPolicyInfo;
+ }
+
+
+ EndPointPolicyInfoT *InitEndPointPolicyInfo()
+ {
+ EndPointPolicyInfoT *pEndPointPolicyInfo = malloc(sizeof(EndPointPolicyInfoT));
+ if(pEndPointPolicyInfo)
+ {
+ memset(pEndPointPolicyInfo,0,sizeof(EndPointPolicyInfoT));
+ pEndPointPolicyInfo->streamInfo = g_ptr_array_new_with_free_func (TerminateStreamPolicyInfo);
+ pEndPointPolicyInfo->pDeviceName = malloc(AHL_POLICY_STR_MAX_LENGTH*sizeof(char));
+ pEndPointPolicyInfo->pHalApiName = malloc(AHL_POLICY_STR_MAX_LENGTH*sizeof(char));
+ }
+
+ return pEndPointPolicyInfo;
+ }
+
+ static void TerminateEndPointPolicyInfo(gpointer data)
+ {
+ EndPointPolicyInfoT *pEndPointPolicyInfo = (EndPointPolicyInfoT*)data;
+ if(pEndPointPolicyInfo)
+ {
+ if( pEndPointPolicyInfo->pDeviceName)
+ {
+ free(pEndPointPolicyInfo->pDeviceName);
+ }
+ if(pEndPointPolicyInfo->pHalApiName)
+ {
+ free(pEndPointPolicyInfo->pHalApiName);
+ }
+ if(pEndPointPolicyInfo->streamInfo)
+ {
+ g_ptr_array_unref(pEndPointPolicyInfo->streamInfo);
+ }
+ g_slice_free(EndPointPolicyInfoT, pEndPointPolicyInfo);
+ }
+ }
+
+
static int PolicyAddEndPoint(StreamInterfaceInfoT *pStreamInfo)
{
EndPointPolicyInfoT *pPolicyEndPoint = PolicySearchEndPoint(pStreamInfo->endpoint.type, pStreamInfo->endpoint.gsDeviceName);
if(pPolicyEndPoint == NULL)
{
//create EndPoint and add playing stream
- EndPointPolicyInfoT newEndPointPolicyInfo;
- newEndPointPolicyInfo.endpointID = pStreamInfo->endpoint.endpointID;
- newEndPointPolicyInfo.type = pStreamInfo->endpoint.type;
- newEndPointPolicyInfo.deviceType = pStreamInfo->endpoint.deviceURIType;
- newEndPointPolicyInfo.pDeviceName = strdup(pStreamInfo->endpoint.gsDeviceName);
- newEndPointPolicyInfo.pHalApiName = strdup(pStreamInfo->endpoint.gsHALAPIName);
- newEndPointPolicyInfo.iVolume = pStreamInfo->endpoint.iVolume;
- newEndPointPolicyInfo.streamInfo = g_array_new(FALSE, TRUE, sizeof(StreamPolicyInfoT));
-
- if(pStreamInfo->endpoint.type == ENDPOINTTYPE_SINK)
+ EndPointPolicyInfoT *pNewEndPointPolicyInfo=InitEndPointPolicyInfo();
+ if(pNewEndPointPolicyInfo)
{
- g_array_append_val(g_PolicyCtx.pSinkEndpoints, newEndPointPolicyInfo);
+ pNewEndPointPolicyInfo->endpointID = pStreamInfo->endpoint.endpointID;
+ pNewEndPointPolicyInfo->type = pStreamInfo->endpoint.type;
+ pNewEndPointPolicyInfo->deviceType = pStreamInfo->endpoint.deviceURIType;
+ g_strlcpy(pNewEndPointPolicyInfo->pDeviceName,pStreamInfo->endpoint.gsDeviceName,AHL_POLICY_STR_MAX_LENGTH);
+ g_strlcpy(pNewEndPointPolicyInfo->pHalApiName,pStreamInfo->endpoint.gsHALAPIName,AHL_POLICY_STR_MAX_LENGTH);
+ pNewEndPointPolicyInfo->iVolume = pStreamInfo->endpoint.iVolume;
+ if(pStreamInfo->endpoint.type == ENDPOINTTYPE_SINK)
+ {
+ g_ptr_array_add(g_PolicyCtx.pSinkEndpoints, pNewEndPointPolicyInfo);
+ }
+ else
+ {
+ g_ptr_array_add(g_PolicyCtx.pSourceEndpoints, pNewEndPointPolicyInfo);
+ }
}
else
{
- g_array_append_val(g_PolicyCtx.pSourceEndpoints, newEndPointPolicyInfo);
- }
+ AFB_ERROR("Unable to allocate memory for a new EndPointPolicyInfo");
+ return POLICY_FAIL;
+ }
}
return POLICY_SUCCESS;
@@ -374,47 +443,56 @@ static int PolicyAddEndPoint(StreamInterfaceInfoT *pStreamInfo)
static int PolicyAddStream(EndPointPolicyInfoT *pCurrEndPointPolicy, StreamInterfaceInfoT *pStreamInfo)
{
- StreamPolicyInfoT newStreamPolicyInfo;
-
- newStreamPolicyInfo.streamID = pStreamInfo->streamID;
- newStreamPolicyInfo.RolePriority = pStreamInfo->iPriority;
- newStreamPolicyInfo.pAudioRole = pStreamInfo->pRoleName;
- newStreamPolicyInfo.interruptBehavior = pStreamInfo->eInterruptBehavior;
- newStreamPolicyInfo.iDuckVolume = 0;
- g_array_append_val(pCurrEndPointPolicy->streamInfo, newStreamPolicyInfo);
+ StreamPolicyInfoT *pNewStreamPolicyInfo = InitStreamPolicyInfo();
+
+ if(pNewStreamPolicyInfo == NULL)
+ {
+ return POLICY_FAIL;
+ }
+ pNewStreamPolicyInfo->streamID = pStreamInfo->streamID;
+ pNewStreamPolicyInfo->RolePriority = pStreamInfo->iPriority;
+ g_strlcpy(pNewStreamPolicyInfo->pAudioRole,pStreamInfo->pRoleName,AHL_POLICY_STR_MAX_LENGTH);
+ pNewStreamPolicyInfo->interruptBehavior = pStreamInfo->eInterruptBehavior;
+ pNewStreamPolicyInfo->iDuckVolume = 0;
+ g_ptr_array_add(pCurrEndPointPolicy->streamInfo, pNewStreamPolicyInfo);
return POLICY_SUCCESS;
}
static int PolicyRunningIdleTransition(EndPointPolicyInfoT *pCurrEndPointPolicy,StreamInterfaceInfoT * pStreamInfo)
{
int err=0;
- if(pCurrEndPointPolicy == NULL || pCurrEndPointPolicy->streamInfo->len == 0)
+ if(pCurrEndPointPolicy == NULL || pCurrEndPointPolicy->streamInfo == NULL)
{
AFB_ERROR("StreamID not found in active endpoint when running to idle transition is requested");
return POLICY_FAIL;
}
// Search for the matching stream
- for(int i=0; i<pCurrEndPointPolicy->streamInfo->len; i++)
+ int iNbStream=pCurrEndPointPolicy->streamInfo->len;
+ for(int i=0; i<iNbStream; i++)
{
- StreamPolicyInfoT currentPolicyStreamInfo = g_array_index(pCurrEndPointPolicy->streamInfo,StreamPolicyInfoT,i);
- if(currentPolicyStreamInfo.streamID == pStreamInfo->streamID)
- {
+ StreamPolicyInfoT *pCurrentPolicyStreamInfo = g_ptr_array_index(pCurrEndPointPolicy->streamInfo,i);
+ if(pCurrentPolicyStreamInfo->streamID == pStreamInfo->streamID)
+ {
//remove the current stream
- g_array_remove_index(pCurrEndPointPolicy->streamInfo, i);
- if(pCurrEndPointPolicy->streamInfo->len > 0) //need to unduck
+ g_ptr_array_remove_index(pCurrEndPointPolicy->streamInfo, i);
+ if((pCurrEndPointPolicy->streamInfo->len > 0) && (i==iNbStream-1)) //need to unduck
{
- //check the last element (always highest priority)
- StreamPolicyInfoT HighPriorityStreamInfo = g_array_index(pCurrEndPointPolicy->streamInfo,StreamPolicyInfoT,pCurrEndPointPolicy->streamInfo->len-1);
- switch(currentPolicyStreamInfo.interruptBehavior)
+ //check the next highest priority stream (last stream is alway higher priority)
+ StreamPolicyInfoT *pHighPriorityStreamInfo = g_ptr_array_index(pCurrEndPointPolicy->streamInfo,pCurrEndPointPolicy->streamInfo->len-1);
+ if(pHighPriorityStreamInfo == NULL)
+ {
+ return POLICY_FAIL;
+ }
+ switch(pCurrentPolicyStreamInfo->interruptBehavior)
{
case INTERRUPTBEHAVIOR_CONTINUE:
//unduck and set Volume back to original value
err = PolicySetVolume(pCurrEndPointPolicy->endpointID,
pCurrEndPointPolicy->type,
pCurrEndPointPolicy->pHalApiName,
- HighPriorityStreamInfo.pAudioRole,
+ pHighPriorityStreamInfo->pAudioRole,
pCurrEndPointPolicy->deviceType,
- HighPriorityStreamInfo.iDuckVolume,
+ pHighPriorityStreamInfo->iDuckVolume,
true, // ramp volume
true);// raise event
if(err)
@@ -424,12 +502,12 @@ static int PolicyRunningIdleTransition(EndPointPolicyInfoT *pCurrEndPointPolicy,
return POLICY_SUCCESS;
case INTERRUPTBEHAVIOR_PAUSE:
- PolicyPostStateEvent(HighPriorityStreamInfo.streamID,STREAM_EVENT_RESUME);
+ PolicyPostStateEvent(pHighPriorityStreamInfo->streamID,STREAM_EVENT_RESUME);
// unmute stream (safety net for legacy streams)
err = PolicySetVolume(pCurrEndPointPolicy->endpointID,
pCurrEndPointPolicy->type,
pCurrEndPointPolicy->pHalApiName,
- HighPriorityStreamInfo.pAudioRole,
+ pHighPriorityStreamInfo->pAudioRole,
pCurrEndPointPolicy->deviceType,
pCurrEndPointPolicy->iVolume, // restore volume
false, // ramp volume
@@ -440,16 +518,19 @@ static int PolicyRunningIdleTransition(EndPointPolicyInfoT *pCurrEndPointPolicy,
}
return POLICY_SUCCESS;
case INTERRUPTBEHAVIOR_CANCEL:
- PolicyPostStateEvent(HighPriorityStreamInfo.streamID,STREAM_EVENT_START);
+ PolicyPostStateEvent(pHighPriorityStreamInfo->streamID,STREAM_EVENT_START);
return POLICY_SUCCESS;
default:
AFB_ERROR("Unsupported Intterupt Behavior");
return POLICY_FAIL;
}
- }
+ }
+ return POLICY_SUCCESS;
}
- }
- return POLICY_SUCCESS;
+
+ }
+ AFB_ERROR("StreamID not found in active endpoint when running to idle transition is requested");
+ return POLICY_FAIL;
}
static int PolicyIdleRunningTransition(EndPointPolicyInfoT *pCurrEndPointPolicy, StreamInterfaceInfoT * pStreamInfo)
@@ -468,7 +549,7 @@ static int PolicyIdleRunningTransition(EndPointPolicyInfoT *pCurrEndPointPolicy,
else //Interrupt case
{
//check the last element
- StreamPolicyInfoT *pCurrentActiveStreamInfo = &g_array_index(pCurrEndPointPolicy->streamInfo,StreamPolicyInfoT,pCurrEndPointPolicy->streamInfo->len-1);
+ StreamPolicyInfoT *pCurrentActiveStreamInfo = g_ptr_array_index(pCurrEndPointPolicy->streamInfo,pCurrEndPointPolicy->streamInfo->len-1);
g_assert_nonnull(pCurrentActiveStreamInfo);
if(pStreamInfo->iPriority >= pCurrentActiveStreamInfo->RolePriority)
{
@@ -517,7 +598,7 @@ static int PolicyIdleRunningTransition(EndPointPolicyInfoT *pCurrEndPointPolicy,
break;
case INTERRUPTBEHAVIOR_CANCEL:
PolicyPostStateEvent(pCurrentActiveStreamInfo->streamID,STREAM_EVENT_STOP);
- g_array_remove_index(pCurrEndPointPolicy->streamInfo, pCurrEndPointPolicy->streamInfo->len-1);
+ g_ptr_array_remove_index(pCurrEndPointPolicy->streamInfo, pCurrEndPointPolicy->streamInfo->len-1);
break;
default:
AFB_ERROR("Unsupported Intterupt Behavior");
@@ -542,7 +623,7 @@ static void PolicySpeedModify(int speed)
{
for(int i=0; i<g_PolicyCtx.pSinkEndpoints->len; i++)
{
- EndPointPolicyInfoT * pCurEndpoint = &g_array_index(g_PolicyCtx.pSinkEndpoints,EndPointPolicyInfoT,i);
+ EndPointPolicyInfoT * pCurEndpoint = g_ptr_array_index(g_PolicyCtx.pSinkEndpoints,i);
if(pCurEndpoint == NULL)
{
AFB_WARNING("Sink Endpoint not found");
@@ -552,7 +633,7 @@ static void PolicySpeedModify(int speed)
//check if active
if(pCurEndpoint->streamInfo->len > 0 )
{
- StreamPolicyInfoT * pCurStream = &g_array_index(pCurEndpoint->streamInfo,StreamPolicyInfoT,pCurEndpoint->streamInfo->len-1);
+ StreamPolicyInfoT * pCurStream = g_ptr_array_index(pCurEndpoint->streamInfo,pCurEndpoint->streamInfo->len-1);
if(strcasecmp(pCurStream->pAudioRole,AHL_ROLE_ENTERTAINMENT)==0)
{
if(speed > 30 && speed < 100)
@@ -595,6 +676,47 @@ static int RetrieveAssociatedHALAPIName(int iAlsaCardNumber,char ** out_pDisplay
return POLICY_FAIL;
}
+static void TerminateHalInfo(gpointer data)
+{
+ HalInfoT *pHalInfo = (HalInfoT*)data;
+ if(pHalInfo)
+ {
+ if(pHalInfo->pDevID)
+ {
+ free(pHalInfo->pDevID);
+ pHalInfo->pDevID = NULL;
+ }
+ if(pHalInfo->pAPIName)
+ {
+ free(pHalInfo->pAPIName);
+ pHalInfo->pAPIName = NULL;
+ }
+ if(pHalInfo->pDisplayName)
+ {
+ free(pHalInfo->pDisplayName);
+ pHalInfo->pDisplayName = NULL;
+ }
+ g_slice_free(HalInfoT, pHalInfo);
+ }
+}
+
+HalInfoT *InitHalInfo()
+{
+ HalInfoT *pHalInfo = (HalInfoT*)malloc(sizeof(HalInfoT));
+ if(pHalInfo == NULL)
+ {
+ AFB_ERROR("Unable to allocate memory for HalInfo");
+ return pHalInfo;
+ }
+ memset(pHalInfo,0,sizeof(HalInfoT));
+
+ pHalInfo->pDevID = malloc(AHL_POLICY_STR_MAX_LENGTH*sizeof(char));
+ pHalInfo->pAPIName = malloc(AHL_POLICY_STR_MAX_LENGTH*sizeof(char));
+ pHalInfo->pDisplayName = malloc(AHL_POLICY_STR_MAX_LENGTH*sizeof(char));
+ return pHalInfo;
+}
+
+
static int GetHALList(void)
{
json_object *j_response = NULL, *j_query = NULL;
@@ -621,21 +743,17 @@ static int GetHALList(void)
AFB_ERROR("Could not retrieve devid string=%s", json_object_get_string(jHAL));
return POLICY_FAIL;
}
-
- HalInfoT *pHalInfo = (HalInfoT*)malloc(sizeof(HalInfoT));
+ HalInfoT *pHalInfo = InitHalInfo();
if(pHalInfo == NULL)
{
AFB_ERROR("Unable to allocate memory for HalInfo");
return POLICY_FAIL;
}
-
- pHalInfo->pDevID = strdup(pDevIDStr);
- pHalInfo->pAPIName = strdup(pAPIName);
- pHalInfo->pDisplayName = strdup(pShortName);
-
+ g_strlcpy(pHalInfo->pDevID,pDevIDStr,AHL_POLICY_STR_MAX_LENGTH);
+ g_strlcpy(pHalInfo->pAPIName,pAPIName,AHL_POLICY_STR_MAX_LENGTH);
+ g_strlcpy(pHalInfo->pDisplayName,pShortName,AHL_POLICY_STR_MAX_LENGTH);
g_ptr_array_add( g_PolicyCtx.pHALList, pHalInfo);
}
-
return POLICY_SUCCESS;
}
@@ -696,7 +814,13 @@ int Policy_CloseStream(json_object *pStreamJ)
{
return AHL_POLICY_REJECT;
}
-
+ //seach corresponding endpoint and gather information on it
+ EndPointPolicyInfoT *pCurrEndPointPolicy = PolicySearchEndPoint(Stream.endpoint.type , Stream.endpoint.gsDeviceName);
+ if(pCurrEndPointPolicy)
+ {
+ //close the stream and handle unduck if need be
+ PolicyRunningIdleTransition(pCurrEndPointPolicy, &Stream);
+ }
return AHL_POLICY_ACCEPT;
}
@@ -1135,9 +1259,10 @@ int Policy_Init()
memset(&g_PolicyCtx,0,sizeof(g_PolicyCtx));
// Initialize Ressources
- g_PolicyCtx.pSourceEndpoints = g_array_new(FALSE,TRUE,sizeof(EndPointPolicyInfoT));
- g_PolicyCtx.pSinkEndpoints = g_array_new(FALSE,TRUE,sizeof(EndPointPolicyInfoT));
- g_PolicyCtx.pHALList = g_ptr_array_new_with_free_func(g_free);
+ g_PolicyCtx.pSourceEndpoints = g_ptr_array_new_with_free_func(TerminateEndPointPolicyInfo);
+ g_PolicyCtx.pSinkEndpoints = g_ptr_array_new_with_free_func(TerminateEndPointPolicyInfo);
+ g_PolicyCtx.pHALList = g_ptr_array_new_with_free_func(TerminateHalInfo);
+
//Require AlsaCore Dependency
int err = afb_daemon_require_api_v2(AHL_POLICY_ALSA_API,1) ;
@@ -1175,34 +1300,23 @@ int Policy_Init()
return AHL_POLICY_ACCEPT;
}
-
+
void Policy_Term()
{
// Free Ressources
- if (g_PolicyCtx.pHALList) {
- g_ptr_array_free(g_PolicyCtx.pHALList,TRUE);
- g_PolicyCtx.pHALList = NULL;
- }
-
-
- if (g_PolicyCtx.pSourceEndpoints) for(int i=0; i<g_PolicyCtx.pSourceEndpoints->len; i++)
+ if(g_PolicyCtx.pHALList)
{
- EndPointPolicyInfoT * pCurEndpoint = &g_array_index(g_PolicyCtx.pSourceEndpoints,EndPointPolicyInfoT,i);
- g_array_free(pCurEndpoint->streamInfo,TRUE);
- pCurEndpoint->streamInfo= NULL;
+ g_ptr_array_unref(g_PolicyCtx.pHALList);
}
- if (g_PolicyCtx.pSinkEndpoints) for(int i=0; i<g_PolicyCtx.pSinkEndpoints->len; i++)
- {
- EndPointPolicyInfoT * pCurEndpoint = &g_array_index(g_PolicyCtx.pSinkEndpoints,EndPointPolicyInfoT,i);
- g_array_free(pCurEndpoint->streamInfo,TRUE);
- pCurEndpoint->streamInfo = NULL;
+ if (g_PolicyCtx.pSourceEndpoints)
+ {
+ g_ptr_array_unref(g_PolicyCtx.pSourceEndpoints);
}
-
- if (g_PolicyCtx.pSourceEndpoints) g_array_free(g_PolicyCtx.pSourceEndpoints,TRUE);
- g_PolicyCtx.pSourceEndpoints = NULL;
- if (g_PolicyCtx.pSinkEndpoints) g_array_free(g_PolicyCtx.pSinkEndpoints,TRUE);
- g_PolicyCtx.pSinkEndpoints = NULL;
+ if (g_PolicyCtx.pSinkEndpoints)
+ {
+ g_ptr_array_unref(g_PolicyCtx.pSinkEndpoints);
+ }
}
// For demo purpose only, should be listening to signal composer / CAN events instead
diff --git a/ahl-policy/ahl-policy.h b/ahl-policy/ahl-policy.h
index ca42016..7910059 100644
--- a/ahl-policy/ahl-policy.h
+++ b/ahl-policy/ahl-policy.h
@@ -22,12 +22,12 @@
#ifndef AHL_DISCONNECT_POLICY
#define MAX_ACTIVE_STREAM_POLICY 30
+#define AHL_POLICY_STR_MAX_LENGTH 256
#define POLICY_FAIL 1
#define POLICY_SUCCESS 0
#define AHL_POLICY_UNDEFINED_HALNAME "UNDEFINED"
#define AHL_POLICY_UNDEFINED_DISPLAYNAME "DeviceNotFound"
-
#define AHL_POLICY_ALSA_API "alsacore"
int Policy_Endpoint_Init(json_object *pInPolicyEndpointJ,json_object **pOutPolicyEndpointJ);