Move functions used to generate json

Move functions used to generate hal information json into
there corresponding files in hal-utilities.

BUG-AGL: SPEC-2329

Change-Id: Id518e7f732ef393bbf98f3b3a32edf01ec81f70c
Signed-off-by: Jonathan Aillet <jonathan.aillet@iot.bzh>

4 files changed, 134 insertions, 2 deletions

diff --git a/lib/4a-hal-utilities/4a-hal-utilities-alsa-data.c b/lib/4a-hal-utilities/4a-hal-utilities-alsa-data.c
index 90fb612..5d37c0a 100644
--- a/lib/4a-hal-utilities/4a-hal-utilities-alsa-data.c
+++ b/lib/4a-hal-utilities/4a-hal-utilities-alsa-data.c
@@ -19,14 +19,80 @@
 
 #include <stdio.h>
 
+#include <wrap-json.h>
+
 #include <afb/afb-binding.h>
 
 #include "4a-hal-utilities-alsa-data.h"
 
 /*******************************************************************************
- *		Free contents of 'InternalHalAlsaMapT' data structure	       *
+ *	Internal Hal - ALSA controls data handling functions		       *
  ******************************************************************************/
 
+json_object *HalUtGetJsonArrayForSpecificControl(afb_api_t apiHandle, struct InternalHalAlsaMap *currentAlsaMapData)
+{
+	int wrapRet;
+
+	json_object *currentAlsaMapDataJ;
+
+	if(! apiHandle) {
+		AFB_API_ERROR(apiHandle, "Can't get current internal hal api handle");
+		return NULL;
+	}
+
+	if(! currentAlsaMapData) {
+		AFB_API_ERROR(apiHandle, "ALSA control data to use to generate json object are empty");
+		return NULL;
+	}
+
+	wrapRet = wrap_json_pack(&currentAlsaMapDataJ,
+				 "{s:s s:s}",
+				 "name", currentAlsaMapData->uid,
+				 "info", currentAlsaMapData->info ? currentAlsaMapData->info : "none");
+	if(wrapRet) {
+		AFB_API_ERROR(apiHandle, "Didn't succeed to allocate current streams json object");
+		return NULL;
+	}
+
+	return currentAlsaMapDataJ;
+}
+
+json_object *HalUtGetJsonArrayForAllControls(afb_api_t apiHandle, struct InternalHalAlsaMapT *currentAlsaMapDataT)
+{
+	unsigned int idx;
+
+	json_object *alsaMapDataArrayJ, *currentAlsaMapDataJ;
+
+	if(! apiHandle) {
+		AFB_API_ERROR(apiHandle, "Can't get current internal hal api handle");
+		return NULL;
+	}
+
+	if(! currentAlsaMapDataT) {
+		AFB_API_ERROR(apiHandle, "Can't get Alsa map data table to handle");
+		return NULL;
+	}
+
+	alsaMapDataArrayJ = json_object_new_array();
+	if(! alsaMapDataArrayJ) {
+		AFB_API_ERROR(apiHandle, "Didn't succeed to allocate ALSA controls data json array");
+		return NULL;
+	}
+
+	for(idx = 0; idx < currentAlsaMapDataT->ctlsCount; idx++) {
+		currentAlsaMapDataJ = HalUtGetJsonArrayForSpecificControl(apiHandle, &currentAlsaMapDataT->ctls[idx]);
+		if(! currentAlsaMapDataJ) {
+			AFB_API_ERROR(apiHandle, "Didn't succeed to generate current ALSA control data json object");
+			json_object_put(alsaMapDataArrayJ);
+			return NULL;
+		}
+
+		json_object_array_add(alsaMapDataArrayJ, currentAlsaMapDataJ);
+	}
+
+	return alsaMapDataArrayJ;
+}
+
 int HalUtlFreeAlsaCtlsMap(struct InternalHalAlsaMapT *alsaCtlsMap)
 {
 	int idx;
diff --git a/lib/4a-hal-utilities/4a-hal-utilities-alsa-data.h b/lib/4a-hal-utilities/4a-hal-utilities-alsa-data.h
index 50171e7..3a4c885 100644
--- a/lib/4a-hal-utilities/4a-hal-utilities-alsa-data.h
+++ b/lib/4a-hal-utilities/4a-hal-utilities-alsa-data.h
@@ -68,7 +68,9 @@ struct InternalHalAlsaMapT {
 	unsigned int ctlsCount;
 };
 
-// Free contents of 'CtlHalAlsaMapT' data structure
+// Internal Hal - ALSA controls data handling functions
+json_object *HalUtGetJsonArrayForSpecificControl(afb_api_t apiHandle, struct InternalHalAlsaMap *currentAlsaMapData);
+json_object *HalUtGetJsonArrayForAllControls(afb_api_t apiHandle, struct InternalHalAlsaMapT *currentAlsaMapDataT);
 int HalUtlFreeAlsaCtlsMap(struct InternalHalAlsaMapT *alsaCtlsMap);
 
 #endif /* _HAL_UTILITIES_ALSA_DATA_INCLUDE_ */
\ No newline at end of file
diff --git a/lib/4a-hal-utilities/4a-hal-utilities-data.c b/lib/4a-hal-utilities/4a-hal-utilities-data.c
index 3918db4..b1401a9 100644
--- a/lib/4a-hal-utilities/4a-hal-utilities-data.c
+++ b/lib/4a-hal-utilities/4a-hal-utilities-data.c
@@ -348,6 +348,68 @@ struct InternalHalMixerData *HalUtlSearchMixerDataByProperties(struct InternalHa
 	return NULL;
 }
 
+json_object *HalUtlGetJsonArrayForSpecificMixerData(afb_api_t apiHandle, struct InternalHalMixerData *mixerData)
+{
+	int wrapRet;
+
+	json_object *currentMixerDataJ;
+
+	if(! apiHandle) {
+		AFB_API_ERROR(apiHandle, "Api handle is not valid");
+		return NULL;
+	}
+
+	if(! mixerData) {
+		AFB_API_ERROR(apiHandle, "Mixer data to use to generate json object are empty");
+		return NULL;
+	}
+
+	wrapRet = wrap_json_pack(&currentMixerDataJ,
+				 "{s:s s:s}",
+				 "name", mixerData->verb,
+				 "cardId", mixerData->streamCardId);
+	if(wrapRet) {
+		AFB_API_ERROR(apiHandle, "Didn't succeed to allocate current mixer json object");
+		return NULL;
+	}
+
+	return currentMixerDataJ;
+}
+
+json_object *HalUtlGetJsonArrayForAllMixersData(afb_api_t apiHandle, struct InternalHalMixerData **mixerDataList)
+{
+	json_object *mixerDataArrayJ, *currentMixerDataJ;
+
+	struct InternalHalMixerData *currentMixerData;
+
+	if(! apiHandle) {
+		AFB_API_ERROR(apiHandle, "Api handle is not valid");
+		return NULL;
+	}
+
+	mixerDataArrayJ = json_object_new_array();
+	if(! mixerDataArrayJ) {
+		AFB_API_ERROR(apiHandle, "Didn't succeed to allocate requested mixer data json array");
+		return NULL;
+	}
+
+	currentMixerData = *mixerDataList;
+	while(currentMixerData) {
+		currentMixerDataJ = HalUtlGetJsonArrayForSpecificMixerData(apiHandle, currentMixerData);
+		if(! currentMixerDataJ) {
+			AFB_API_ERROR(apiHandle, "Didn't succeed to generate current mixer data json object");
+			json_object_put(mixerDataArrayJ);
+			return NULL;
+		}
+
+		json_object_array_add(mixerDataArrayJ, currentMixerDataJ);
+
+		currentMixerData = currentMixerData->next;
+	}
+
+	return mixerDataArrayJ;
+}
+
 /*******************************************************************************
  *	Hal 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 0ec66e6..6d5cd2d 100644
--- a/lib/4a-hal-utilities/4a-hal-utilities-data.h
+++ b/lib/4a-hal-utilities/4a-hal-utilities-data.h
@@ -150,6 +150,8 @@ int HalUtlGetNumberOfMixerDataInList(struct InternalHalMixerData **mixerDataList
 struct InternalHalMixerData *HalUtlSearchMixerDataByProperties(struct InternalHalMixerData **mixerDataList,
 							       char *verb, char *verbToCall,
 							       char *streamCardId);
+json_object *HalUtlGetJsonArrayForSpecificMixerData(afb_api_t apiHandle, struct InternalHalMixerData *mixerData);
+json_object *HalUtlGetJsonArrayForAllMixersData(afb_api_t apiHandle, struct InternalHalMixerData **mixerDataList);
 
 // Hal data handling functions
 struct HalData *HalUtlAddHalToHalList(struct HalData **halDataList);