Rework mixer answer handling

Rework mixer answer handling to make it simpler and
to avoid fanciful returns.
Add some error prints to help diagnostic in case of
mixer answer handling error.

BUG-AGL : SPEC-2329

Change-Id: I14fe86496585bdc66b8aa761f4ff2c56333c5515
Signed-off-by: Jonathan Aillet <jonathan.aillet@iot.bzh>

1 files changed, 86 insertions, 22 deletions

diff --git a/lib/4a-hal-utilities/4a-hal-utilities-hal-streams-handler.c b/lib/4a-hal-utilities/4a-hal-utilities-hal-streams-handler.c
index 806387a..9e03f33 100644
--- a/lib/4a-hal-utilities/4a-hal-utilities-hal-streams-handler.c
+++ b/lib/4a-hal-utilities/4a-hal-utilities-hal-streams-handler.c
@@ -291,14 +291,66 @@ struct InternalHalMixerData *HalUtlAddStreamDataAndCreateStreamVerb(afb_api_t ap
 	return createdStreamData;
 }
 
+int HalUtlRemoveStreamDataAndDeleteStreamVerbUsingMixerData(afb_api_t apiHandle,
+							    struct InternalHalMixerData *toRemoveStreamData)
+{
+	int returnedErr, wrapRet;
+
+	json_object *streamRemovedEventJ;
+
+	CtlConfigT *ctrlConfig;
+
+	struct HalData *currentHalData;
+
+	if(! apiHandle || ! toRemoveStreamData)
+		return -1;
+
+	ctrlConfig = (CtlConfigT *) afb_api_get_userdata(apiHandle);
+	if(! ctrlConfig)
+		return -2;
+
+	currentHalData = (struct HalData *) getExternalData(ctrlConfig);
+	if((! currentHalData) ||
+	   (! currentHalData->internalHalData) ||
+	   (! currentHalData->internalHalData->streamsData) ||
+	   (! currentHalData->internalHalData->streamUpdates))
+		return -3;
+
+	if(afb_api_del_verb(apiHandle, toRemoveStreamData->verb, NULL)) {
+		AFB_API_ERROR(apiHandle,"Error while deleting verb for stream : '%s'", toRemoveStreamData->verb);
+		return -4;
+	}
+
+	wrapRet = wrap_json_pack(&streamRemovedEventJ,
+				 "{s:s, s:s, s:s}",
+				 "action", "removed",
+				 "name", toRemoveStreamData->verb,
+				 "cardId", toRemoveStreamData->streamCardId);
+	if(wrapRet) {
+		AFB_API_ERROR(apiHandle,"Didn't succeed to allocate removed stream event json object");
+		return -5;
+	}
+
+	returnedErr = HalUtlRemoveSelectedMixerData(&currentHalData->internalHalData->streamsData, toRemoveStreamData);
+	if(returnedErr) {
+		AFB_API_ERROR(apiHandle,
+			      "Error %i while removing data for stream",
+			      returnedErr);
+		json_object_put(streamRemovedEventJ);
+		return -6;
+	}
+
+	afb_event_push(currentHalData->internalHalData->streamUpdates, streamRemovedEventJ);
+
+	return 0;
+}
+
 int HalUtlRemoveStreamDataAndDeleteStreamVerb(afb_api_t apiHandle,
 					      char *verb,
 					      char *verbToCall,
 					      char *streamCardId)
 {
-	int returnedErr = 0, wrapRet;
-
-	json_object *streamRemovedEventJ;
+	int returnedErr;
 
 	CtlConfigT *ctrlConfig;
 
@@ -324,30 +376,42 @@ int HalUtlRemoveStreamDataAndDeleteStreamVerb(afb_api_t apiHandle,
 	if(! toRemoveStreamData)
 		return -4;
 
-	if(afb_api_del_verb(apiHandle, verb, NULL)) {
-		AFB_API_ERROR(apiHandle,"Error while deleting verb for stream : '%s'", verb);
-		json_object_put(streamRemovedEventJ);
+	returnedErr = HalUtlRemoveStreamDataAndDeleteStreamVerbUsingMixerData(apiHandle,
+									      toRemoveStreamData);
+	if(returnedErr) {
+		AFB_API_ERROR(apiHandle,
+			      "Error %i while removing verb and data for stream : '%s'",
+			      returnedErr,
+			      verb);
 		return -5;
 	}
 
-	returnedErr = HalUtlRemoveSelectedMixerData(&currentHalData->internalHalData->streamsData, toRemoveStreamData);
-	if(returnedErr) {
-		AFB_API_ERROR(apiHandle,"Error %i while removing data for stream : '%s'", returnedErr, verb);
-		json_object_put(streamRemovedEventJ);
-		return -6;
-	}
+	return 0;
+}
 
-	wrapRet = wrap_json_pack(&streamRemovedEventJ,
-				 "{s:s, s:s, s:s}",
-				 "action", "removed",
-				 "name", toRemoveStreamData->verb,
-				 "cardId", toRemoveStreamData->streamCardId);
-	if(wrapRet) {
-		AFB_API_ERROR(apiHandle,"Didn't succeed to allocate removed stream event json object");
-		return -7;
-	}
+int HalUtlRemoveAllStreamsDataAndDeleteAllStreamsVerb(afb_api_t apiHandle)
+{
+	CtlConfigT *ctrlConfig;
 
-	afb_event_push(currentHalData->internalHalData->streamUpdates, streamRemovedEventJ);
+	struct HalData *currentHalData;
+
+	if(! apiHandle)
+		return -1;
+
+	ctrlConfig = (CtlConfigT *) afb_api_get_userdata(apiHandle);
+	if(! ctrlConfig)
+		return -2;
+
+	currentHalData = (struct HalData *) getExternalData(ctrlConfig);
+	if((! currentHalData) ||
+	   (! currentHalData->internalHalData))
+		return -3;
+
+	while(currentHalData->internalHalData->streamsData) {
+		if(HalUtlRemoveStreamDataAndDeleteStreamVerbUsingMixerData(apiHandle,
+									   currentHalData->internalHalData->streamsData))
+			return -4;
+	}
 
 	return 0;
 }
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