RDKEMW-6149: Implementation of IARM libds event notification APIs (#121)

[hgfell683]

• RDKEMW-6161 devicesettings interface changes

• wip

• pc build done

• remove power event listener

• added .clang-format

• Revert "wip"

This reverts commit f9d38b7.

• remove unused Display Connection Change Listener

• script to build devicesettings alone

• remove unused OnSleepModeChanged

• Video implementation

• major refactoring

• self review

• cov_build.sh cleanup

• dtor to clean up CallbackList

• minor cleanup before stating audio

• added implementation for IAudioPortEvents

• revert / clean up audioOutputPort

• make dispatch private

• copilot review rework

• clean up audioOutputPort

• some more cleanupgit add .

• some more cleanupgit status

• some more cleanup!!

• treat all c string to be null terminated

error handling will require more work & buggy

• avoid templates for dispatch handling

templates would have been fine too, but then I was not able to enable static compilation erorr, without that new devs could get confused. Moreover there are limited callback lists and specialization was required anyway.

• better indentation

• some more documentation

• some more documentation

• revert some interface changes

• some rename, remove OnAudioLevelChangedEvent

• restore OnAudioLevelChanged, implement OnZoomSettingsChanged

• improv error handling

• Revert "pc build done"

This reverts commit b1d3e6f.

• revert compositeIn interface changes

• revert pc build

• minor undo pcbuild

• remove unused header

• fix full stack build error (fix full stack build error #109)

• fix full stack build error

• rename some IARMGroup to maintain consistency

• minor review comment

• renaming for consistency

• implement OnDisplayHDMIHotPlug event

• minor rename

• fix typo

• implement a pending TODO (Video Out OnHDCPStatusChange)

• avoid redundant type aliases

• IARMGroupHdmiIn changes added

• fix incorrect merge

• topic/RDKEMW6161- Composite and Display Implementation Changes

• topic/RDKEMW6161- Composite and Display Implementation: Native Build error fix and Coverty fix

• topic/RDKEMW6161- Composite and Display Implementation: Remove Native fix

• topic/RDKEMW6161- Composite and Display Implementation: Error Fix and Coverty Fix

• hdmi-in implementation

• hdmi-in copilot comments

• hdmi-in copilot comments1

• to trigger nav build to user branch

• temporarily enable native builds for feature branches

• resolve all compiler warnings

-Wall -Wextra -Wpedantic -Wconversion -Wshadow -Wnull-dereference -Wold-style-cast -Woverloaded-virtual -Wnon-virtual-dtor -Wsign-conversion -Wunused -Wdouble-promotion -Wformat=2 -Wcast-qual -Wcast-align -Wuseless-cast -Wlogical-op -Wmissing-include-dirs -Wredundant-decls -Wundef -Wodr -Wduplicated-cond -Wduplicated-branches

• minor indentation changes

• topic/RDKEMW6161- Comments Update and Warning Fix

• continue1

• topic/RDKEMW6161- Update Error Fix

• topic/RDKEMW6161- Update copilot Fix

• minor: indentation changes

• implement mutex per callabacklist

• associate clientName with notification listener

• prepend IarmHostImpl scope

• minor: resolve compilation error

• redefine dsAudioPortState_t, but then control visibility

• fixing hdmi in warnings

• name changed to Hdmi

• fix full stack build failure

• minor fix, after rebasing to latest

• improve logging in libds

• minor fixes

• fix minor compile error

• fix minor compile error

• Ensure buffer is null-terminated if snprintf fails

• Copilot review comment suggesting wrong fix

• remove OnDisplayHDCPStatus() from IDisplayEvents

• rename IarmHostImpl => IarmImpl

• topic/RDKEMW6161- Comments Updated

• topic/RDKEMW6161- Copilot fix for Updated Comments

• compile time enable / disable INT_DEBUG logs

• LOG_LEVEL => DS_LOG_LEVEL in comments

• avoid unused compiler warnings.

• clean up unsupported apis

• Revert "clean up unsupported apis"

This reverts commit b6828d2.

• Revert "avoid unused compiler warnings."

This reverts commit 5490cb4.

• vnsprintf / snprintf both take care of null termination

• more idiomatic nop

• remove unused const

---