Exemple #1
0
/*******************************************************************************
**
** Function         bta_ag_colli_timer_cback
**
** Description      AG connection collision timer callback
**
**
** Returns          void
**
*******************************************************************************/
static void bta_ag_colli_timer_cback (TIMER_LIST_ENT *p_tle)
{
    tBTA_AG_SCB *p_scb;

    APPL_TRACE_DEBUG ("bta_ag_colli_timer_cback");

    if (p_tle)
    {
        p_scb = (tBTA_AG_SCB *)p_tle->param;

        if (p_scb)
        {
            p_scb->colli_tmr_on = FALSE;

            /* If the peer haven't opened AG connection     */
            /* we will restart opening process.             */
            bta_ag_resume_open (p_scb);
        }
    }
}
Exemple #2
0
/*******************************************************************************
**
** Function         bta_ag_rfc_acp_open
**
** Description      Handle RFCOMM channel open when accepting connection.
**
**
** Returns          void
**
*******************************************************************************/
void bta_ag_rfc_acp_open(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
{
    UINT16          lcid;
    int             i;
    tBTA_AG_SCB     *ag_scb, *other_scb;
    BD_ADDR         dev_addr;
    int             status;

    /* set role */
    p_scb->role = BTA_AG_ACP;

    APPL_TRACE_IMP ("bta_ag_rfc_acp_open: serv_handle0 = %d serv_handle1 = %d",
                       p_scb->serv_handle[0], p_scb->serv_handle[1]);

    /* get bd addr of peer */
    if (PORT_SUCCESS != (status=PORT_CheckConnection(p_data->rfc.port_handle, dev_addr, &lcid)))
    {
        APPL_TRACE_DEBUG ("bta_ag_rfc_acp_open error PORT_CheckConnection returned status %d", status);
    }

    /* Collision Handling */
    for (i = 0, ag_scb = &bta_ag_cb.scb[0]; i < BTA_AG_NUM_SCB; i++, ag_scb++)
    {
        if ((ag_scb->in_use) && (ag_scb->colli_tmr_on))
        {
            /* stop collision timer */
            ag_scb->colli_tmr_on = FALSE;
            bta_sys_stop_timer (&ag_scb->colli_timer);

            if (bdcmp (dev_addr, ag_scb->peer_addr) == 0)
            {
                /* If incoming and outgoing device are same, nothing more to do.            */
                /* Outgoing conn will be aborted because we have successful incoming conn.  */
            }
            else
            {
                /* Resume outgoing connection. */
                other_scb = bta_ag_get_other_idle_scb (p_scb);
                if (other_scb)
                {
                    bdcpy(other_scb->peer_addr, ag_scb->peer_addr);
                    other_scb->open_services = ag_scb->open_services;
                    other_scb->cli_sec_mask = ag_scb->cli_sec_mask;

                    bta_ag_resume_open (other_scb);
                }
            }

            break;
        }
    }

    bdcpy (p_scb->peer_addr, dev_addr);

    /* determine connected service from port handle */
    for (i = 0; i < BTA_AG_NUM_IDX; i++)
    {
        APPL_TRACE_DEBUG ("bta_ag_rfc_acp_open: i = %d serv_handle = %d port_handle = %d",
                           i, p_scb->serv_handle[i], p_data->rfc.port_handle);

        if (p_scb->serv_handle[i] == p_data->rfc.port_handle)
        {
            p_scb->conn_service = i;
            p_scb->conn_handle = p_data->rfc.port_handle;
            break;
        }
    }

    APPL_TRACE_IMP ("bta_ag_rfc_acp_open: conn_service = %d conn_handle = %d",
                       p_scb->conn_service, p_scb->conn_handle);

    /* close any unopened server */
    bta_ag_close_servers(p_scb, (p_scb->reg_services & ~bta_ag_svc_mask[p_scb->conn_service]));

    /* do service discovery to get features */
    bta_ag_do_disc(p_scb, bta_ag_svc_mask[p_scb->conn_service]);

    /* continue with common open processing */
    bta_ag_rfc_open(p_scb, p_data);



}