object oriented style extension

[versaloon]

The source code is here:
https://github.com/vsfteam/vsf/tree/master/source/component/3rd-party/btstack/extension/btstack_oo

Working project is here:
https://github.com/vsfteam/vsf/tree/master/example/btstack/project/vc

Below is some comments about install the testing environment, but I think the code above is enough.

software:

1. visual studio 2022 community version
2. zadig-2.7.exe
3. windows 10

hardware:

1. bluetooth usb dongle, BCM20702A0
2. PC running windows10

Setup:

1. clone https://github.com/vsfteam/vsf.git

2. update submodule
   I) source/component/3rd-party/btstack/raw
   II) source/utilities/3rd-party/PLOOC/raw

3. install visual studio 2022
   I) Desktop development with C++
   II) Universal Windows Platform development
   III) llvm support(compile, etc)

4. insert BCM20702A0 dongle and install winusb driver by zadig

5. open vsf_btstack.sln in vsf/example/btstack/project/vc

6. modify l2cap.c, remove static of l2cap_get_channel_for_local_cid

7. compile and run

8. active 2 joycon controllers