hfp_headset_call_control.c

来自「CSR蓝牙芯片 无线蓝牙耳机的语音网关程序 蓝牙耳机程序已经上传」· C语言 代码 · 共 152 行

/****************************************************************************
Copyright (C) Cambridge Silicon Radio Ltd. 2004

FILE NAME
    hfp_headset_call_control.c

DESCRIPTION
    

NOTES

*/


/****************************************************************************
    Header files
*/
#include "headset_private.h"
#include "hfp_headset_call_control.h"
#include "hfp_headset_sco.h"

#include <hfp.h>


/****************************************************************************
NAME    
    hfpHeadsetAnswerCall
    
DESCRIPTION
    Answer an incoming call from the headset

RETURNS
    void
*/
void hfpHeadsetAnswerCall(const headsetTaskData *app)
{
    /* 
        Call the HFP lib function, this will determine the AT cmd to send
        depending on whether the profile instance is HSP or HFP compliant.
    */ 
    HfpAnswerCall(app->hfp);
}


/****************************************************************************
NAME    
    hfpHeadsetHandleAnswerCallCfm
    
DESCRIPTION
    Cfm from the HFP lib telling us whether the answer call response was
    accepted by the AG or not.

RETURNS
    void
*/
void hfpHeadsetHandleAnswerCallCfm(headsetTaskData *app, const HFP_ANSWER_CALL_CFM_T *cfm)
{
    app = app;
    cfm = cfm;
}


/****************************************************************************
NAME    
    hfpHeadsetRejectCall
    
DESCRIPTION
    Reject an incoming/ outgoing call from the headset

RETURNS
    void
*/
void hfpHeadsetRejectCall(const headsetTaskData *app)
{
    /* Reject incoming call - only valid for instances of HFP */ 
    HfpRejectCall(app->hfp);
}


/****************************************************************************
NAME    
    hfpHeadsetHandleRejectCallCfm
    
DESCRIPTION
    Cfm from the HFP lib telling us whether the reject call response was
    accepted by the AG or not.

RETURNS
    void
*/
void hfpHeadsetHandleRejectCallCfm(headsetTaskData *app, const HFP_REJECT_CALL_CFM_T *cfm)
{
    app = app;
    cfm = cfm;
}


/****************************************************************************
NAME    
    hfpHeadsetHangUpCall
    
DESCRIPTION
    Hang up the call from the headset.

RETURNS
    void
*/
void hfpHeadsetHangUpCall(const headsetTaskData *app)
{
    /* Terminate the current ongoing call process */
    HfpTerminateCall(app->hfp);
}


/****************************************************************************
NAME    
    hfpHeadsetHandleTerminateCallCfm
    
DESCRIPTION
    Cfm from the HFP lib telling us whether the hang up call response was 
    accepted  by the AG or not.

RETURNS
    void
*/
void hfpHeadsetHandleTerminateCallCfm(headsetTaskData *app, const HFP_TERMINATE_CALL_CFM_T *cfm)
{
    app = app;
    cfm = cfm;
}


/****************************************************************************
NAME    
    hfpHeadsetTransferAudio
    
DESCRIPTION
    If the audio is at the headset end transfer it back to the AG and
    vice versa.

RETURNS
    void
*/
void hfpHeadsetTransferAudio(const headsetTaskData *app, hfp_audio_transfer_direction dir)
{
    /* 
        Decide what packet type to use based on the SCO packets supported by 
        the remote end and initiate the audio transfer.
    */
    HfpTransferAudioConnection(app->hfp, dir, hfpGetBestScoPktType(app));
}