Improve json dependency list generation function

Add function to generate json dependency list while indicating which
dependency is handled (using dependency 'uid').
Will be useful for mixer calls.

BUG-AGL: SPEC-2886

Change-Id: I2d23845af00796d73ce641e8c33a0e880f50c8b3
Signed-off-by: Jonathan Aillet <jonathan.aillet@iot.bzh>

2 files changed, 62 insertions, 0 deletions

diff --git a/lib/4a-hal-utilities/4a-hal-utilities-data.c b/lib/4a-hal-utilities/4a-hal-utilities-data.c
index 888516f..865bebb 100644
--- a/lib/4a-hal-utilities/4a-hal-utilities-data.c
+++ b/lib/4a-hal-utilities/4a-hal-utilities-data.c
@@ -792,6 +792,64 @@ json_object *HalUtlGetJsonArrayForAllDependencies(afb_api_t apiHandle,
 	return requestedDependenciesInfoJ;
 }
 
+json_object *HalUtlGetJsonArrayForAllDependenciesInfoWithHandledDependency(afb_api_t apiHandle,
+									   struct cds_list_head *probedDevicesListHead,
+									   enum DependencyInfoJsonFormat jsonFormat,
+									   char *handledProbedDeviceUid)
+{
+	int err;
+	size_t idx, dependencyNb;
+	char *currentDependencyObjectUidString = NULL;
+
+	json_object *requestedDependenciesInfoJ, *currentDependencyObject;
+
+	if(! apiHandle) {
+		AFB_API_ERROR(apiHandle, "Api handle is not valid");
+		return NULL;
+	}
+
+	if(! probedDevicesListHead) {
+		AFB_API_ERROR(apiHandle, "Probed device list is not valid");
+		return NULL;
+	}
+
+	if(cds_list_empty(probedDevicesListHead)) {
+		AFB_API_INFO(apiHandle, "Probed device list is empty");
+		return NULL;
+	}
+
+	if(! handledProbedDeviceUid) {
+		AFB_API_ERROR(apiHandle, "Probed device uid is not valid");
+		return NULL;
+	}
+
+	requestedDependenciesInfoJ = HalUtlGetJsonArrayForAllDependencies(apiHandle,
+									  probedDevicesListHead,
+									  jsonFormat);
+	if(! requestedDependenciesInfoJ) {
+		AFB_API_ERROR(apiHandle, "Didn't succeed get all devices (dependencies) info");
+		return NULL;
+	}
+
+	dependencyNb = json_object_array_length(requestedDependenciesInfoJ);
+	for(idx = 0; idx < dependencyNb; idx++) {
+		currentDependencyObject = json_object_array_get_idx(requestedDependenciesInfoJ, idx);
+
+		err = wrap_json_unpack(currentDependencyObject, "{s:s}", "uid", &currentDependencyObjectUidString);
+		if(err) {
+			AFB_API_ERROR(apiHandle, "Dependency object is malformed (no uid key)");
+			return NULL;
+		}
+
+		if(! strcmp(handledProbedDeviceUid, currentDependencyObjectUidString))
+			json_object_object_add(currentDependencyObject, "handled", json_object_new_boolean(1));
+		else
+			json_object_object_add(currentDependencyObject, "handled", json_object_new_boolean(0));
+	}
+
+	return requestedDependenciesInfoJ;
+}
+
 /*******************************************************************************
  *	Internal Hal - Streams data handling functions			       *
  ******************************************************************************/
diff --git a/lib/4a-hal-utilities/4a-hal-utilities-data.h b/lib/4a-hal-utilities/4a-hal-utilities-data.h
index 8e94078..e57bd85 100644
--- a/lib/4a-hal-utilities/4a-hal-utilities-data.h
+++ b/lib/4a-hal-utilities/4a-hal-utilities-data.h
@@ -177,6 +177,10 @@ json_object *HalUtlGetJsonArrayForAvailableDependencies(afb_api_t apiHandle,
 json_object *HalUtlGetJsonArrayForAllDependencies(afb_api_t apiHandle,
 						  struct cds_list_head *probedDevicesListHead,
 						  enum DependencyInfoJsonFormat jsonFormat);
+json_object *HalUtlGetJsonArrayForAllDependenciesInfoWithHandledDependency(afb_api_t apiHandle,
+									   struct cds_list_head *probedDevicesListHead,
+									   enum DependencyInfoJsonFormat jsonFormat,
+									   char *handledProbedDeviceUid);
 
 // Internal Hal - Streams data handling functions
 struct InternalHalMixerData *HalUtlAddMixerDataToMixerDataList(struct cds_list_head *mixerDataListHead);