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-rw-r--r--4a-hal/4a-hal-controllers/4a-hal-controllers-alsacore-link.h1
-rw-r--r--4a-hal/4a-hal-controllers/4a-hal-controllers-cb.c61
2 files changed, 59 insertions, 3 deletions
diff --git a/4a-hal/4a-hal-controllers/4a-hal-controllers-alsacore-link.h b/4a-hal/4a-hal-controllers/4a-hal-controllers-alsacore-link.h
index 45dc996..5d687aa 100644
--- a/4a-hal/4a-hal-controllers/4a-hal-controllers-alsacore-link.h
+++ b/4a-hal/4a-hal-controllers/4a-hal-controllers-alsacore-link.h
@@ -62,6 +62,7 @@ struct CtlHalAlsaCtl {
struct CtlHalAlsaMap {
const char *uid;
char *info;
+ AFB_EventT alsaControlEvent;
struct CtlHalAlsaCtl ctl;
json_object *actionJ;
CtlActionT *action;
diff --git a/4a-hal/4a-hal-controllers/4a-hal-controllers-cb.c b/4a-hal/4a-hal-controllers/4a-hal-controllers-cb.c
index f5099c3..97caecd 100644
--- a/4a-hal/4a-hal-controllers/4a-hal-controllers-cb.c
+++ b/4a-hal/4a-hal-controllers/4a-hal-controllers-cb.c
@@ -44,7 +44,7 @@ void HalCtlsDispatchApiEvent(afb_dynapi *apiHandle, const char *evtLabel, json_o
struct SpecificHalData *currentHalData;
struct CtlHalAlsaMapT *currentHalAlsaCtlsT;
- json_object *valuesJ;
+ json_object *valuesJ, *normalizedValuesJ;
AFB_ApiDebug(apiHandle, "Evtname=%s [msg=%s]", evtLabel, json_object_get_string(eventJ));
@@ -90,6 +90,19 @@ void HalCtlsDispatchApiEvent(afb_dynapi *apiHandle, const char *evtLabel, json_o
numid);
}
+ if((! currentHalAlsaCtlsT->ctls[idx].alsaControlEvent) ||
+ HalCtlsConvertJsonValues(apiHandle,
+ &currentHalAlsaCtlsT->ctls[idx].ctl.alsaCtlProperties,
+ valuesJ,
+ &normalizedValuesJ,
+ CONVERSION_ALSACORE_TO_NORMALIZED) ||
+ (AFB_EventPush(currentHalAlsaCtlsT->ctls[idx].alsaControlEvent, normalizedValuesJ) < 0)) {
+ AFB_ApiError(apiHandle,
+ "Couldn't generate an event for known halmap %s (alsa control id %i)",
+ currentHalAlsaCtlsT->ctls[idx].uid,
+ currentHalAlsaCtlsT->ctls[idx].ctl.numid);
+ }
+
return;
}
}
@@ -275,13 +288,21 @@ int HalCtlsHandleOneHalMapObject(AFB_ApiT apiHandle, char *cardId, struct CtlHal
}
}
- if(afb_dynapi_add_verb(apiHandle, alsaMap->uid, alsaMap->info, HalCtlsActionOnAlsaCtl, (void *) alsaMap, NULL, 0)) {
+ alsaMap->alsaControlEvent = AFB_EventMake(apiHandle, alsaMap->uid);
+ if(! AFB_EventIsValid(alsaMap->alsaControlEvent)) {
AFB_ApiError(apiHandle,
- "Didn't to create verb for current alsa control to load action using alsa object:\n-- %s",
+ "Didn't succeed to create event for current alsa control to load action using alsa object:\n-- %s",
json_object_get_string(alsaMap->actionJ));
return -6;
}
+ if(afb_dynapi_add_verb(apiHandle, alsaMap->uid, alsaMap->info, HalCtlsActionOnAlsaCtl, (void *) alsaMap, NULL, 0)) {
+ AFB_ApiError(apiHandle,
+ "Didn't succeed to create verb for current alsa control to load action using alsa object:\n-- %s",
+ json_object_get_string(alsaMap->actionJ));
+ return -7;
+ }
+
return 0;
}
@@ -779,6 +800,7 @@ void HalCtlsSubscribeUnsubscribe(AFB_ReqT request, enum SubscribeUnsubscribeType
struct SpecificHalData *currentCtlHalData;
struct CtlHalMixerDataT *halStreamsData;
+ struct CtlHalAlsaMapT *halAlsaMapT;
json_object *requestJson, *requestedSubscriptionsJ, *requestedSubscriptionJ = NULL;
json_type requestJsonType;
@@ -807,6 +829,7 @@ void HalCtlsSubscribeUnsubscribe(AFB_ReqT request, enum SubscribeUnsubscribeType
}
halStreamsData = &currentCtlHalData->ctlHalSpecificData->ctlHalStreamsData;
+ halAlsaMapT = currentCtlHalData->ctlHalSpecificData->ctlHalAlsaMapT;
requestJson = AFB_ReqJson(request);
if(! requestJson) {
@@ -877,6 +900,38 @@ void HalCtlsSubscribeUnsubscribe(AFB_ReqT request, enum SubscribeUnsubscribeType
searchIdx++;
}
+
+ searchIdx = 0;
+ while((searchIdx < (halAlsaMapT ? halAlsaMapT->ctlsCount : 0)) &&
+ (! subscriptionFound)) {
+ if(! strcasecmp(currentSubscriptionString, halAlsaMapT->ctls[searchIdx].uid)) {
+ if(halAlsaMapT->ctls[searchIdx].alsaControlEvent &&
+ subscribeUnsubscribeType == SUBSCRIPTION &&
+ afb_req_subscribe(request, halAlsaMapT->ctls[searchIdx].alsaControlEvent)) {
+ AFB_ReqFailF(request,
+ "request_control_event",
+ "Error while trying to subscribe to %s halmap controls events",
+ halAlsaMapT->ctls[searchIdx].uid);
+ return;
+ }
+ else if(halAlsaMapT->ctls[searchIdx].alsaControlEvent &&
+ subscribeUnsubscribeType == UNSUBSCRIPTION &&
+ afb_req_unsubscribe(request, halAlsaMapT->ctls[searchIdx].alsaControlEvent)) {
+ AFB_ReqFailF(request,
+ "request_stream_event",
+ "Error while trying to unsubscribe to %s halmap controls events",
+ halAlsaMapT->ctls[searchIdx].uid);
+ return;
+ }
+
+ subscriptionFound = 1;
+ subscriptionDoneNb++;
+
+ break;
+ }
+
+ searchIdx++;
+ }
}
if(subscriptionDoneNb == 0)