Esempio n. 1
0
static void btu_hci_msg_process(BT_HDR *p_msg)
{
    /* Determine the input message type. */
    switch (p_msg->event & BT_EVT_MASK) {
    case BTU_POST_TO_TASK_NO_GOOD_HORRIBLE_HACK: // TODO(zachoverflow): remove this
      {
        post_to_task_hack_t *ph = (post_to_task_hack_t *) &p_msg->data[0];
        ph->callback(p_msg);
        break;
      }
    case BT_EVT_TO_BTU_HCI_ACL:
        /* All Acl Data goes to L2CAP */
        l2c_rcv_acl_data (p_msg);
        break;

    case BT_EVT_TO_BTU_L2C_SEG_XMIT:
        /* L2CAP segment transmit complete */
        l2c_link_segments_xmitted (p_msg);
        break;

    case BT_EVT_TO_BTU_HCI_SCO:
#if BTM_SCO_INCLUDED == TRUE
        btm_route_sco_data (p_msg);
        break;
#endif

    case BT_EVT_TO_BTU_HCI_EVT:
        btu_hcif_process_event ((UINT8)(p_msg->event & BT_SUB_EVT_MASK), p_msg);
        osi_free(p_msg);

#if (defined(HCILP_INCLUDED) && HCILP_INCLUDED == TRUE)
        /* If host receives events which it doesn't response to, */
        /* host should start idle timer to enter sleep mode.     */
        btu_check_bt_sleep ();
#endif
        break;

    case BT_EVT_TO_BTU_HCI_CMD:
        btu_hcif_send_cmd ((UINT8)(p_msg->event & BT_SUB_EVT_MASK), p_msg);
        break;

    default:;
        int i = 0;
        uint16_t mask = (UINT16) (p_msg->event & BT_EVT_MASK);
        BOOLEAN handled = FALSE;

        for (; !handled && i < BTU_MAX_REG_EVENT; i++) {
            if (btu_cb.event_reg[i].event_cb == NULL) {
                continue;
            }

            if (mask == btu_cb.event_reg[i].event_range) {
                if (btu_cb.event_reg[i].event_cb) {
                    btu_cb.event_reg[i].event_cb(p_msg);
                    handled = TRUE;
                }
            }
        }

        if (handled == FALSE) {
            osi_free (p_msg);
        }

        break;
    }

}
Esempio n. 2
0
/*******************************************************************************
**
** Function         btu_task
**
** Description      This is the main task of the Bluetooth Upper Layers unit.
**                  It sits in a loop waiting for messages, and dispatches them
**                  to the appropiate handlers.
**
** Returns          should never return
**
*******************************************************************************/
BTU_API UINT32 btu_task (UINT32 param)
{
    UINT16           event;
    BT_HDR          *p_msg;
    UINT8            i;
    UINT16           mask;
    BOOLEAN          handled;

#if (defined(HCISU_H4_INCLUDED) && HCISU_H4_INCLUDED == TRUE)
    /* wait an event that HCISU is ready */
    GKI_wait(0xFFFF, 0);
#endif
    /* Initialize the mandatory core stack control blocks
       (BTU, BTM, L2CAP, and SDP)
     */
    btu_init_core();

    /* Initialize any optional stack components */
    BTE_InitStack();

#if (defined(BTU_BTA_INCLUDED) && BTU_BTA_INCLUDED == TRUE)
    bta_sys_init();
#endif

    /* Initialise platform trace levels at this point as BTE_InitStack() and bta_sys_init()
     * reset the control blocks and preset the trace level with XXX_INITIAL_TRACE_LEVEL
     */
#if ( BT_USE_TRACES==TRUE )
    BTE_InitTraceLevels();
#endif

    /* Send a startup evt message to BTIF_TASK to kickstart the init procedure */
    GKI_send_event(BTIF_TASK, BT_EVT_TRIGGER_STACK_INIT);

    raise_priority_a2dp(TASK_HIGH_BTU);

    /* Wait for, and process, events */
    for (;;)
    {
        event = GKI_wait (0xFFFF, 0);

        if (event & TASK_MBOX_0_EVT_MASK)
        {
            /* Process all messages in the queue */
            while ((p_msg = (BT_HDR *) GKI_read_mbox (BTU_HCI_RCV_MBOX)) != NULL)
            {
                /* Determine the input message type. */
                switch (p_msg->event & BT_EVT_MASK)
                {
                    case BT_EVT_TO_BTU_HCI_ACL:
                        /* All Acl Data goes to L2CAP */
                        l2c_rcv_acl_data (p_msg);
                        break;

                    case BT_EVT_TO_BTU_L2C_SEG_XMIT:
                        /* L2CAP segment transmit complete */
                        l2c_link_segments_xmitted (p_msg);
                        break;

                    case BT_EVT_TO_BTU_HCI_SCO:
#if BTM_SCO_INCLUDED == TRUE
                        btm_route_sco_data (p_msg);
                        break;
#endif

                    case BT_EVT_TO_BTU_HCI_EVT:
                        btu_hcif_process_event ((UINT8)(p_msg->event & BT_SUB_EVT_MASK), p_msg);
                        GKI_freebuf(p_msg);

#if (defined(HCILP_INCLUDED) && HCILP_INCLUDED == TRUE)
                        /* If host receives events which it doesn't response to, */
                        /* host should start idle timer to enter sleep mode.     */
                        btu_check_bt_sleep ();
#endif
                        break;

                    case BT_EVT_TO_BTU_HCI_CMD:
                        btu_hcif_send_cmd ((UINT8)(p_msg->event & BT_SUB_EVT_MASK), p_msg);
                        break;

#if (defined(OBX_INCLUDED) && OBX_INCLUDED == TRUE)
#if (defined(OBX_SERVER_INCLUDED) && OBX_SERVER_INCLUDED == TRUE)
                    case BT_EVT_TO_OBX_SR_MSG:
                        obx_sr_proc_evt((tOBX_PORT_EVT *)(p_msg + 1));
                        GKI_freebuf (p_msg);
                        break;

                    case BT_EVT_TO_OBX_SR_L2C_MSG:
                        obx_sr_proc_l2c_evt((tOBX_L2C_EVT_MSG *)(p_msg + 1));
                        GKI_freebuf (p_msg);
                        break;
#endif

#if (defined(OBX_CLIENT_INCLUDED) && OBX_CLIENT_INCLUDED == TRUE)
                    case BT_EVT_TO_OBX_CL_MSG:
                        obx_cl_proc_evt((tOBX_PORT_EVT *)(p_msg + 1));
                        GKI_freebuf (p_msg);
                        break;

                    case BT_EVT_TO_OBX_CL_L2C_MSG:
                        obx_cl_proc_l2c_evt((tOBX_L2C_EVT_MSG *)(p_msg + 1));
                        GKI_freebuf (p_msg);
                        break;
#endif

#if (defined(BIP_INCLUDED) && BIP_INCLUDED == TRUE)
                    case BT_EVT_TO_BIP_CMDS :
                        bip_proc_btu_event(p_msg);
                        GKI_freebuf (p_msg);
                        break;
#endif /* BIP */
#if (BPP_SND_INCLUDED == TRUE || BPP_INCLUDED == TRUE)
                    case BT_EVT_TO_BPP_PR_CMDS:
                        bpp_pr_proc_event(p_msg);
                        GKI_freebuf (p_msg);
                        break;
                    case BT_EVT_TO_BPP_SND_CMDS:
                        bpp_snd_proc_event(p_msg);
                        GKI_freebuf (p_msg);
                        break;

#endif /* BPP */

#endif /* OBX */

#if (defined(SAP_SERVER_INCLUDED) && SAP_SERVER_INCLUDED == TRUE)
                    case BT_EVT_TO_BTU_SAP :
                        sap_proc_btu_event(p_msg);
                        GKI_freebuf (p_msg);
                        break;
#endif /* SAP */
#if (defined(GAP_CONN_INCLUDED) && GAP_CONN_INCLUDED == TRUE && GAP_CONN_POST_EVT_INCLUDED == TRUE)
                    case BT_EVT_TO_GAP_MSG :
                        gap_proc_btu_event(p_msg);
                        GKI_freebuf (p_msg);
                        break;
#endif
                    case BT_EVT_TO_START_TIMER :
                        /* Start free running 1 second timer for list management */
                        GKI_start_timer (TIMER_0, GKI_SECS_TO_TICKS (1), TRUE);
                        GKI_freebuf (p_msg);
                        break;

#if defined(QUICK_TIMER_TICKS_PER_SEC) && (QUICK_TIMER_TICKS_PER_SEC > 0)
                    case BT_EVT_TO_START_QUICK_TIMER :
                        GKI_start_timer (TIMER_2, QUICK_TIMER_TICKS, TRUE);
                        GKI_freebuf (p_msg);
                        break;
#endif

                    default:
                        i = 0;
                        mask = (UINT16) (p_msg->event & BT_EVT_MASK);
                        handled = FALSE;

                        for (; !handled && i < BTU_MAX_REG_EVENT; i++)
                        {
                            if (btu_cb.event_reg[i].event_cb == NULL)
                                continue;

                            if (mask == btu_cb.event_reg[i].event_range)
                            {
                                if (btu_cb.event_reg[i].event_cb)
                                {
                                    btu_cb.event_reg[i].event_cb(p_msg);
                                    handled = TRUE;
                                }
                            }
                        }

                        if (handled == FALSE)
                            GKI_freebuf (p_msg);

                        break;
                }
            }
        }


        if (event & TIMER_0_EVT_MASK)
        {
            TIMER_LIST_ENT  *p_tle;

            GKI_update_timer_list (&btu_cb.timer_queue, 1);

            while ((btu_cb.timer_queue.p_first) && (!btu_cb.timer_queue.p_first->ticks))
            {
                p_tle = btu_cb.timer_queue.p_first;
                GKI_remove_from_timer_list (&btu_cb.timer_queue, p_tle);

                switch (p_tle->event)
                {
                    case BTU_TTYPE_BTM_DEV_CTL:
                        btm_dev_timeout(p_tle);
                        break;

                    case BTU_TTYPE_BTM_ACL:
                        btm_acl_timeout(p_tle);
                        break;

                    case BTU_TTYPE_L2CAP_LINK:
                    case BTU_TTYPE_L2CAP_CHNL:
                    case BTU_TTYPE_L2CAP_HOLD:
                    case BTU_TTYPE_L2CAP_INFO:
                    case BTU_TTYPE_L2CAP_FCR_ACK:

                        l2c_process_timeout (p_tle);
                        break;

                    case BTU_TTYPE_SDP:
                        sdp_conn_timeout ((tCONN_CB *)p_tle->param);
                        break;

                    case BTU_TTYPE_BTM_RMT_NAME:
                        btm_inq_rmt_name_failed();
                        break;

#if (defined(RFCOMM_INCLUDED) && RFCOMM_INCLUDED == TRUE)
                    case BTU_TTYPE_RFCOMM_MFC:
                    case BTU_TTYPE_RFCOMM_PORT:
                        rfcomm_process_timeout (p_tle);
                        break;

#endif /* If defined(RFCOMM_INCLUDED) && RFCOMM_INCLUDED == TRUE */

#if ((defined(BNEP_INCLUDED) && BNEP_INCLUDED == TRUE))
                    case BTU_TTYPE_BNEP:
                        bnep_process_timeout(p_tle);
                        break;
#endif


#if (defined(AVDT_INCLUDED) && AVDT_INCLUDED == TRUE)
                    case BTU_TTYPE_AVDT_CCB_RET:
                    case BTU_TTYPE_AVDT_CCB_RSP:
                    case BTU_TTYPE_AVDT_CCB_IDLE:
                    case BTU_TTYPE_AVDT_SCB_TC:
                        avdt_process_timeout(p_tle);
                        break;
#endif

#if (defined(OBX_INCLUDED) && OBX_INCLUDED == TRUE)
#if (defined(OBX_CLIENT_INCLUDED) && OBX_CLIENT_INCLUDED == TRUE)
                    case BTU_TTYPE_OBX_CLIENT_TO:
                        obx_cl_timeout(p_tle);
                        break;
#endif
#if (defined(OBX_SERVER_INCLUDED) && OBX_SERVER_INCLUDED == TRUE)
                    case BTU_TTYPE_OBX_SERVER_TO:
                        obx_sr_timeout(p_tle);
                        break;

                    case BTU_TTYPE_OBX_SVR_SESS_TO:
                        obx_sr_sess_timeout(p_tle);
                        break;
#endif
#endif

#if (defined(SAP_SERVER_INCLUDED) && SAP_SERVER_INCLUDED == TRUE)
                    case BTU_TTYPE_SAP_TO:
                        sap_process_timeout(p_tle);
                        break;
#endif

                    case BTU_TTYPE_BTU_CMD_CMPL:
                        btu_hcif_cmd_timeout((UINT8)(p_tle->event - BTU_TTYPE_BTU_CMD_CMPL));
                        break;

#if (defined(HID_HOST_INCLUDED) && HID_HOST_INCLUDED == TRUE)
                    case BTU_TTYPE_HID_HOST_REPAGE_TO :
                        hidh_proc_repage_timeout(p_tle);
                        break;
#endif

#if (defined(BLE_INCLUDED) && BLE_INCLUDED == TRUE)
                    case BTU_TTYPE_BLE_INQUIRY:
                    case BTU_TTYPE_BLE_GAP_LIM_DISC:
                    case BTU_TTYPE_BLE_RANDOM_ADDR:
                        btm_ble_timeout(p_tle);
                        break;

                    case BTU_TTYPE_BLE_SCAN_PARAM_IDLE:
                        btm_ble_scan_param_idle();
                        break;

                    case BTU_TTYPE_ATT_WAIT_FOR_RSP:
                        gatt_rsp_timeout(p_tle);
                        break;

                    case BTU_TTYPE_ATT_WAIT_FOR_IND_ACK:
                        gatt_ind_ack_timeout(p_tle);
                        break;
#if (defined(SMP_INCLUDED) && SMP_INCLUDED == TRUE)
                    case BTU_TTYPE_SMP_PAIRING_CMD:
                        smp_rsp_timeout(p_tle);
                        break;
#endif

#endif

#if (MCA_INCLUDED == TRUE)
                    case BTU_TTYPE_MCA_CCB_RSP:
                        mca_process_timeout(p_tle);
                        break;
#endif
                    case BTU_TTYPE_USER_FUNC:
                        {
                            tUSER_TIMEOUT_FUNC  *p_uf = (tUSER_TIMEOUT_FUNC *)p_tle->param;
                            (*p_uf)(p_tle);
                        }
                        break;

                    default:
                        i = 0;
                        handled = FALSE;

                        for (; !handled && i < BTU_MAX_REG_TIMER; i++)
                        {
                            if (btu_cb.timer_reg[i].timer_cb == NULL)
                                continue;
                            if (btu_cb.timer_reg[i].p_tle == p_tle)
                            {
                                btu_cb.timer_reg[i].timer_cb(p_tle);
                                handled = TRUE;
                            }
                        }
                        break;
                }
            }

            /* if timer list is empty stop periodic GKI timer */
            if (btu_cb.timer_queue.p_first == NULL)
            {
                GKI_stop_timer(TIMER_0);
            }
        }

#if defined(QUICK_TIMER_TICKS_PER_SEC) && (QUICK_TIMER_TICKS_PER_SEC > 0)
        if (event & TIMER_2_EVT_MASK)
        {
            btu_process_quick_timer_evt();
        }
#endif


#if (RPC_INCLUDED == TRUE)
        /* if RPC message queue event */
        if (event & RPCGEN_MSG_EVT)
        {
            if ((p_msg = (BT_HDR *) GKI_read_mbox(RPCGEN_MSG_MBOX)) != NULL)
                RPCT_RpcgenMsg(p_msg);  /* handle RPC message queue */
        }
#endif

#if (defined(BTU_BTA_INCLUDED) && BTU_BTA_INCLUDED == TRUE)
        if (event & TASK_MBOX_2_EVT_MASK)
        {
            while ((p_msg = (BT_HDR *) GKI_read_mbox(TASK_MBOX_2)) != NULL)
            {
                bta_sys_event(p_msg);
            }
        }

        if (event & TIMER_1_EVT_MASK)
        {
            bta_sys_timer_update();
        }
#endif

        if (event & EVENT_MASK(APPL_EVT_7))
            break;
    }

    return(0);
}