Process and handle alsa controls map

Process and handle alsa controls map by :
Parse and store info from 'halmap' section into a structure.
If the hal is available :
	- Test if controls are available (if use of existing control).
	- Create new controls (if use of control to create).
	- Add a verb for each element of the section.
	- Handle call to alsa when a verb request is detected.
	- Resgister to event from this device.
	- Handle call to action if event on this control is detected.

Change-Id: I246e16e9d02e64a1778f5c78d2458a33bdfb6d7e
Signed-off-by: Jonathan Aillet <jonathan.aillet@iot.bzh>

1 files changed, 3 insertions, 0 deletions

diff --git a/4a-hal/4a-hal-controllers/4a-hal-controllers-cb.h b/4a-hal/4a-hal-controllers/4a-hal-controllers-cb.h
index ba17997..e3eeeeb 100644
--- a/4a-hal/4a-hal-controllers/4a-hal-controllers-cb.h
+++ b/4a-hal/4a-hal-controllers/4a-hal-controllers-cb.h
@@ -24,6 +24,9 @@
 
 #include <ctl-config.h>
 
+// HAL controller event handler function
+void HalCtlsDispatchApiEvent(afb_dynapi *apiHandle, const char *evtLabel, json_object *eventJ);
+
 // HAL controllers sections parsing functions
 int HalCtlsHalMixerConfig(AFB_ApiT apiHandle, CtlSectionT *section, json_object *MixerJ);
 int HalCtlsHalMapConfig(AFB_ApiT apiHandle, CtlSectionT *section, json_object *StreamControlsJ);