1 files changed, 29 insertions, 8 deletions

diff --git a/src/4a-internals-hal/4a-internals-hal-alsacore-link.h b/src/4a-internals-hal/4a-internals-hal-alsacore-link.h
index 84a096a..0694a81 100644
--- a/src/4a-internals-hal/4a-internals-hal-alsacore-link.h
+++ b/src/4a-internals-hal/4a-internals-hal-alsacore-link.h
@@ -19,6 +19,7 @@
 #define _INTERNALS_HAL_ALSACORE_LINK_INCLUDE_
 
 #include <stdio.h>
+#include <string.h>
 
 #include <wrap-json.h>
 
@@ -29,17 +30,31 @@
 #include <ctl-config.h>
 
 #include "4a-hal-utilities-alsa-data.h"
+#include "4a-hal-utilities-data.h"
 
-#define ALSACORE_API				"alsacore"
+#define ALSACORE_API					"alsacore"
+#define ALSACORE_API_NAME_LENGTH			strlen(ALSACORE_API)
 
-#define ALSACORE_SUBSCRIBE_VERB			"subscribe"
-#define ALSACORE_UNSUBSCRIBE_VERB		"unsubscribe"
-#define ALSACORE_GETINFO_VERB			"infoget"
-#define ALSACORE_CTLGET_VERB			"ctlget"
-#define ALSACORE_CTLSET_VERB			"ctlset"
-#define ALSACORE_ADDCTL_VERB			"addcustomctl"
+#define ALSACORE_SUBSCRIBE_VERB				"subscribe"
+#define ALSACORE_UNSUBSCRIBE_VERB			"unsubscribe"
+#define ALSACORE_GETINFO_VERB				"infoget"
+#define ALSACORE_CTLGET_VERB				"ctlget"
+#define ALSACORE_CTLSET_VERB				"ctlset"
+#define ALSACORE_ADDCTL_VERB				"addcustomctl"
 
-#define ALSACORE_CARD_CONTROL_EVENT_NAME	"controls"
+#define ALSACORE_CARD_CONTROL_EVENT_NAME		"controls"
+
+#define ALSACORE_EVENT_NAME_BEGIN			(ALSACORE_API_NAME_LENGTH + 1)
+#define ALSACORE_CARD_CONTROL_EVENT_NAME_PREFIX		"hw:"
+#define ALSACORE_CARD_CONTROL_EVENT_NAME_PREFIX_LENGTH	strlen(ALSACORE_CARD_CONTROL_EVENT_NAME_PREFIX)
+#define ALSACORE_CARD_CONTROL_EVENT_BEGIN		(ALSACORE_EVENT_NAME_BEGIN + ALSACORE_CARD_CONTROL_EVENT_NAME_PREFIX_LENGTH)
+
+// Enum for handled alsacore events
+
+enum aslacoreEventType {
+	ALSACORE_EVENT_CARD_CONTROL_CHANGE = 0,
+	ALSACORE_UNRECOGNIZED_EVENT = 1
+};
 
 // Enum for the type of subscription/unsubscription to do with alsacore
 enum AlsacoreSubscribeUnsubscribeType {
@@ -50,6 +65,12 @@ enum AlsacoreSubscribeUnsubscribeType {
 // Alsa control types map from string function
 snd_ctl_elem_type_t InternalHalMapsAlsaTypeToEnum(const char *label);
 
+// Internals HAL alsacore events handler function
+int InternalHalHandleAlsaCoreEvents(afb_api_t apiHandle,
+				    const char *evtLabel,
+				    json_object *eventJ,
+				    struct HalData *currentHalData);
+
 // Internals HAL alsacore calls funtions
 int InternalHalGetCardInfo(afb_api_t apiHandle, json_object *requestJ, json_object **responseJ);
 int InternalHalSubscribeToAlsacoreCardEvent(afb_api_t apiHandle, char *cardId);