android-hfpclient-电话功能

HeadsetClientService:

connect –连接

电话操作和状态

bluedroid 对应的电话操作

typedef enum {

    BTHF_CLIENT_CALL_ACTION_CHLD_0 = 0,//held call release

Releases all held calls or sets User Determined User Busy (UDUB) for a waiting call

 

    BTHF_CLIENT_CALL_ACTION_CHLD_1,// accept and release call

Releases all active calls (if any exist) and accepts the other (held or waiting) call

 

 

 

    BTHF_CLIENT_CALL_ACTION_CHLD_2,//accept and hold call

Places all active calls (if any exist) on hold and accepts the other (held or waiting) call.

 

 

 

    BTHF_CLIENT_CALL_ACTION_CHLD_3,//