| /****************************************************************************** |
| * |
| * Copyright (C) 1999-2014 Broadcom Corporation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at: |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| ******************************************************************************/ |
| |
| |
| /****************************************************************************** |
| * |
| * This file contains functions that interface with the NFC NCI transport. |
| * On the receive side, it routes events to the appropriate handler |
| * (callback). On the transmit side, it manages the command transmission. |
| * |
| ******************************************************************************/ |
| #include <stdlib.h> |
| #include <string.h> |
| #include "nfc_target.h" |
| |
| #if NFC_INCLUDED == TRUE |
| #include "nfc_hal_api.h" |
| #include "nfc_api.h" |
| #include "nci_defs.h" |
| #include "nci_hmsgs.h" |
| #include "nfc_int.h" |
| #include "rw_api.h" |
| #include "rw_int.h" |
| #include "hcidefs.h" |
| #include "nfc_hal_api.h" |
| |
| #if (NFC_RW_ONLY == FALSE) |
| static const UINT8 nfc_mpl_code_to_size[] = |
| {64, 128, 192, 254}; |
| |
| #endif /* NFC_RW_ONLY */ |
| |
| |
| #define NFC_PB_ATTRIB_REQ_FIXED_BYTES 1 |
| #define NFC_LB_ATTRIB_REQ_FIXED_BYTES 8 |
| |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_update_window |
| ** |
| ** Description Update tx cmd window to indicate that NFCC can received |
| ** |
| ** Returns void |
| ** |
| *********************************************************************************/ |
| void nfc_ncif_update_window (void) |
| { |
| /* Sanity check - see if we were expecting a update_window */ |
| if (nfc_cb.nci_cmd_window == NCI_MAX_CMD_WINDOW) |
| { |
| if (nfc_cb.nfc_state != NFC_STATE_W4_HAL_CLOSE) |
| { |
| NFC_TRACE_ERROR0("nfc_ncif_update_window: Unexpected call"); |
| } |
| return; |
| } |
| |
| /* Stop command-pending timer */ |
| nfc_stop_timer (&nfc_cb.nci_wait_rsp_timer); |
| |
| nfc_cb.p_vsc_cback = NULL; |
| nfc_cb.nci_cmd_window++; |
| |
| /* Check if there were any commands waiting to be sent */ |
| nfc_ncif_check_cmd_queue (NULL); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_cmd_timeout |
| ** |
| ** Description Handle a command timeout |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_ncif_cmd_timeout (void) |
| { |
| NFC_TRACE_ERROR0 ("nfc_ncif_cmd_timeout"); |
| |
| /* report an error */ |
| nfc_ncif_event_status(NFC_GEN_ERROR_REVT, NFC_STATUS_HW_TIMEOUT); |
| nfc_ncif_event_status(NFC_NFCC_TIMEOUT_REVT, NFC_STATUS_HW_TIMEOUT); |
| |
| /* if enabling NFC, notify upper layer of failure */ |
| if (nfc_cb.nfc_state == NFC_STATE_CORE_INIT) |
| { |
| nfc_enabled (NFC_STATUS_FAILED, NULL); |
| } |
| |
| /* XXX maco since this failure is unrecoverable, abort the process */ |
| abort(); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_wait_2_deactivate_timeout |
| ** |
| ** Description Handle a command timeout |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_wait_2_deactivate_timeout (void) |
| { |
| NFC_TRACE_ERROR0 ("nfc_wait_2_deactivate_timeout"); |
| nfc_cb.flags &= ~NFC_FL_DEACTIVATING; |
| nci_snd_deactivate_cmd ((UINT8) ((TIMER_PARAM_TYPE) nfc_cb.deactivate_timer.param)); |
| } |
| |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_send_data |
| ** |
| ** Description This function is called to add the NCI data header |
| ** and send it to NCIT task for sending it to transport |
| ** as credits are available. |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| UINT8 nfc_ncif_send_data (tNFC_CONN_CB *p_cb, BT_HDR *p_data) |
| { |
| UINT8 *pp; |
| UINT8 *ps; |
| UINT8 ulen = NCI_MAX_PAYLOAD_SIZE; |
| BT_HDR *p; |
| UINT8 pbf = 1; |
| UINT8 buffer_size = p_cb->buff_size; |
| UINT8 hdr0 = p_cb->conn_id; |
| BOOLEAN fragmented = FALSE; |
| |
| NFC_TRACE_DEBUG3 ("nfc_ncif_send_data :%d, num_buff:%d qc:%d", p_cb->conn_id, p_cb->num_buff, p_cb->tx_q.count); |
| if (p_cb->id == NFC_RF_CONN_ID) |
| { |
| if (nfc_cb.nfc_state != NFC_STATE_OPEN) |
| { |
| if (nfc_cb.nfc_state == NFC_STATE_CLOSING) |
| { |
| if ((p_data == NULL) && /* called because credit from NFCC */ |
| (nfc_cb.flags & NFC_FL_DEACTIVATING)) |
| { |
| if (p_cb->init_credits == p_cb->num_buff) |
| { |
| /* all the credits are back */ |
| nfc_cb.flags &= ~NFC_FL_DEACTIVATING; |
| NFC_TRACE_DEBUG2 ("deactivating NFC-DEP init_credits:%d, num_buff:%d", p_cb->init_credits, p_cb->num_buff); |
| nfc_stop_timer(&nfc_cb.deactivate_timer); |
| nci_snd_deactivate_cmd ((UINT8)((TIMER_PARAM_TYPE)nfc_cb.deactivate_timer.param)); |
| } |
| } |
| } |
| return NCI_STATUS_FAILED; |
| } |
| } |
| |
| if (p_data) |
| { |
| /* always enqueue the data to the tx queue */ |
| GKI_enqueue (&p_cb->tx_q, p_data); |
| } |
| |
| /* try to send the first data packet in the tx queue */ |
| p_data = (BT_HDR *)GKI_getfirst (&p_cb->tx_q); |
| |
| /* post data fragment to NCIT task as credits are available */ |
| while (p_data && (p_data->len >= 0) && (p_cb->num_buff > 0)) |
| { |
| if (p_data->len <= buffer_size) |
| { |
| pbf = 0; /* last fragment */ |
| ulen = (UINT8)(p_data->len); |
| fragmented = FALSE; |
| } |
| else |
| { |
| fragmented = TRUE; |
| ulen = buffer_size; |
| } |
| |
| if (!fragmented) |
| { |
| /* if data packet is not fragmented, use the original buffer */ |
| p = p_data; |
| p_data = (BT_HDR *)GKI_dequeue (&p_cb->tx_q); |
| } |
| else |
| { |
| /* the data packet is too big and need to be fragmented |
| * prepare a new GKI buffer |
| * (even the last fragment to avoid issues) */ |
| if ((p = NCI_GET_CMD_BUF(ulen)) == NULL) |
| return (NCI_STATUS_BUFFER_FULL); |
| p->len = ulen; |
| p->offset = NCI_MSG_OFFSET_SIZE + NCI_DATA_HDR_SIZE + 1; |
| if (p->len) |
| { |
| pp = (UINT8 *)(p + 1) + p->offset; |
| ps = (UINT8 *)(p_data + 1) + p_data->offset; |
| memcpy (pp, ps, ulen); |
| } |
| /* adjust the BT_HDR on the old fragment */ |
| p_data->len -= ulen; |
| p_data->offset += ulen; |
| } |
| |
| p->event = BT_EVT_TO_NFC_NCI; |
| p->layer_specific = pbf; |
| p->len += NCI_DATA_HDR_SIZE; |
| p->offset -= NCI_DATA_HDR_SIZE; |
| pp = (UINT8 *)(p + 1) + p->offset; |
| /* build NCI Data packet header */ |
| NCI_DATA_PBLD_HDR(pp, pbf, hdr0, ulen); |
| |
| if (p_cb->num_buff != NFC_CONN_NO_FC) |
| p_cb->num_buff--; |
| |
| /* send to HAL */ |
| HAL_WRITE(p); |
| |
| if (!fragmented) |
| { |
| /* check if there are more data to send */ |
| p_data = (BT_HDR *)GKI_getfirst (&p_cb->tx_q); |
| } |
| } |
| |
| return (NCI_STATUS_OK); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_check_cmd_queue |
| ** |
| ** Description Send NCI command to the transport |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_ncif_check_cmd_queue (BT_HDR *p_buf) |
| { |
| UINT8 *ps; |
| /* If there are commands waiting in the xmit queue, or if the controller cannot accept any more commands, */ |
| /* then enqueue this command */ |
| if (p_buf) |
| { |
| if ((nfc_cb.nci_cmd_xmit_q.count) || (nfc_cb.nci_cmd_window == 0)) |
| { |
| GKI_enqueue (&nfc_cb.nci_cmd_xmit_q, p_buf); |
| p_buf = NULL; |
| } |
| } |
| |
| /* If controller can accept another command, then send the next command */ |
| if (nfc_cb.nci_cmd_window > 0) |
| { |
| /* If no command was provided, or if older commands were in the queue, then get cmd from the queue */ |
| if (!p_buf) |
| p_buf = (BT_HDR *)GKI_dequeue (&nfc_cb.nci_cmd_xmit_q); |
| |
| if (p_buf) |
| { |
| /* save the message header to double check the response */ |
| ps = (UINT8 *)(p_buf + 1) + p_buf->offset; |
| memcpy(nfc_cb.last_hdr, ps, NFC_SAVED_HDR_SIZE); |
| memcpy(nfc_cb.last_cmd, ps + NCI_MSG_HDR_SIZE, NFC_SAVED_CMD_SIZE); |
| if (p_buf->layer_specific == NFC_WAIT_RSP_VSC) |
| { |
| /* save the callback for NCI VSCs) */ |
| nfc_cb.p_vsc_cback = (void *)((tNFC_NCI_VS_MSG *)p_buf)->p_cback; |
| } |
| |
| /* send to HAL */ |
| HAL_WRITE(p_buf); |
| |
| /* Indicate command is pending */ |
| nfc_cb.nci_cmd_window--; |
| |
| /* start NFC command-timeout timer */ |
| nfc_start_timer (&nfc_cb.nci_wait_rsp_timer, (UINT16)(NFC_TTYPE_NCI_WAIT_RSP), nfc_cb.nci_wait_rsp_tout); |
| } |
| } |
| |
| if (nfc_cb.nci_cmd_window == NCI_MAX_CMD_WINDOW) |
| { |
| /* the command queue must be empty now */ |
| if (nfc_cb.flags & NFC_FL_CONTROL_REQUESTED) |
| { |
| /* HAL requested control or stack needs to handle pre-discover */ |
| nfc_cb.flags &= ~NFC_FL_CONTROL_REQUESTED; |
| if (nfc_cb.flags & NFC_FL_DISCOVER_PENDING) |
| { |
| if (nfc_cb.p_hal->prediscover ()) |
| { |
| /* HAL has the command window now */ |
| nfc_cb.flags |= NFC_FL_CONTROL_GRANTED; |
| nfc_cb.nci_cmd_window = 0; |
| } |
| else |
| { |
| /* HAL does not need to send command, |
| * - restore the command window and issue the discovery command now */ |
| nfc_cb.flags &= ~NFC_FL_DISCOVER_PENDING; |
| ps = (UINT8 *)nfc_cb.p_disc_pending; |
| nci_snd_discover_cmd (*ps, (tNFC_DISCOVER_PARAMS *)(ps + 1)); |
| GKI_freebuf (nfc_cb.p_disc_pending); |
| nfc_cb.p_disc_pending = NULL; |
| } |
| } |
| else if (nfc_cb.flags & NFC_FL_HAL_REQUESTED) |
| { |
| /* grant the control to HAL */ |
| nfc_cb.flags &= ~NFC_FL_HAL_REQUESTED; |
| nfc_cb.flags |= NFC_FL_CONTROL_GRANTED; |
| nfc_cb.nci_cmd_window = 0; |
| nfc_cb.p_hal->control_granted (); |
| } |
| } |
| } |
| } |
| |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_send_cmd |
| ** |
| ** Description Send NCI command to the NCIT task |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_ncif_send_cmd (BT_HDR *p_buf) |
| { |
| /* post the p_buf to NCIT task */ |
| p_buf->event = BT_EVT_TO_NFC_NCI; |
| p_buf->layer_specific = 0; |
| nfc_ncif_check_cmd_queue (p_buf); |
| } |
| |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_process_event |
| ** |
| ** Description This function is called to process the data/response/notification |
| ** from NFCC |
| ** |
| ** Returns TRUE if need to free buffer |
| ** |
| *******************************************************************************/ |
| BOOLEAN nfc_ncif_process_event (BT_HDR *p_msg) |
| { |
| UINT8 mt, pbf, gid, *p, *pp; |
| BOOLEAN free = TRUE; |
| UINT8 oid; |
| UINT8 *p_old, old_gid, old_oid, old_mt; |
| |
| p = (UINT8 *) (p_msg + 1) + p_msg->offset; |
| |
| pp = p; |
| NCI_MSG_PRS_HDR0 (pp, mt, pbf, gid); |
| |
| switch (mt) |
| { |
| case NCI_MT_DATA: |
| NFC_TRACE_DEBUG0 ("NFC received data"); |
| nfc_ncif_proc_data (p_msg); |
| free = FALSE; |
| break; |
| |
| case NCI_MT_RSP: |
| NFC_TRACE_DEBUG1 ("NFC received rsp gid:%d", gid); |
| oid = ((*pp) & NCI_OID_MASK); |
| p_old = nfc_cb.last_hdr; |
| NCI_MSG_PRS_HDR0(p_old, old_mt, pbf, old_gid); |
| old_oid = ((*p_old) & NCI_OID_MASK); |
| /* make sure this is the RSP we are waiting for before updating the command window */ |
| if ((old_gid != gid) || (old_oid != oid)) |
| { |
| NFC_TRACE_ERROR2 ("nfc_ncif_process_event unexpected rsp: gid:0x%x, oid:0x%x", gid, oid); |
| return TRUE; |
| } |
| |
| switch (gid) |
| { |
| case NCI_GID_CORE: /* 0000b NCI Core group */ |
| free = nci_proc_core_rsp (p_msg); |
| break; |
| case NCI_GID_RF_MANAGE: /* 0001b NCI Discovery group */ |
| nci_proc_rf_management_rsp (p_msg); |
| break; |
| #if (NFC_NFCEE_INCLUDED == TRUE) |
| #if (NFC_RW_ONLY == FALSE) |
| case NCI_GID_EE_MANAGE: /* 0x02 0010b NFCEE Discovery group */ |
| nci_proc_ee_management_rsp (p_msg); |
| break; |
| #endif |
| #endif |
| case NCI_GID_PROP: /* 1111b Proprietary */ |
| nci_proc_prop_rsp (p_msg); |
| break; |
| default: |
| NFC_TRACE_ERROR1 ("NFC: Unknown gid:%d", gid); |
| break; |
| } |
| |
| nfc_ncif_update_window (); |
| break; |
| |
| case NCI_MT_NTF: |
| NFC_TRACE_DEBUG1 ("NFC received ntf gid:%d", gid); |
| switch (gid) |
| { |
| case NCI_GID_CORE: /* 0000b NCI Core group */ |
| nci_proc_core_ntf (p_msg); |
| break; |
| case NCI_GID_RF_MANAGE: /* 0001b NCI Discovery group */ |
| nci_proc_rf_management_ntf (p_msg); |
| break; |
| #if (NFC_NFCEE_INCLUDED == TRUE) |
| #if (NFC_RW_ONLY == FALSE) |
| case NCI_GID_EE_MANAGE: /* 0x02 0010b NFCEE Discovery group */ |
| nci_proc_ee_management_ntf (p_msg); |
| break; |
| #endif |
| #endif |
| case NCI_GID_PROP: /* 1111b Proprietary */ |
| nci_proc_prop_ntf (p_msg); |
| break; |
| default: |
| NFC_TRACE_ERROR1 ("NFC: Unknown gid:%d", gid); |
| break; |
| } |
| break; |
| |
| default: |
| NFC_TRACE_DEBUG2 ("NFC received unknown mt:0x%x, gid:%d", mt, gid); |
| } |
| |
| return (free); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_rf_management_status |
| ** |
| ** Description This function is called to report an event |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_ncif_rf_management_status (tNFC_DISCOVER_EVT event, UINT8 status) |
| { |
| tNFC_DISCOVER evt_data; |
| if (nfc_cb.p_discv_cback) |
| { |
| evt_data.status = (tNFC_STATUS) status; |
| (*nfc_cb.p_discv_cback) (event, &evt_data); |
| } |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_set_config_status |
| ** |
| ** Description This function is called to report NFC_SET_CONFIG_REVT |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_ncif_set_config_status (UINT8 *p, UINT8 len) |
| { |
| tNFC_RESPONSE evt_data; |
| if (nfc_cb.p_resp_cback) |
| { |
| evt_data.set_config.status = (tNFC_STATUS) *p++; |
| evt_data.set_config.num_param_id = NFC_STATUS_OK; |
| if (evt_data.set_config.status != NFC_STATUS_OK) |
| { |
| evt_data.set_config.num_param_id = *p++; |
| STREAM_TO_ARRAY (evt_data.set_config.param_ids, p, evt_data.set_config.num_param_id); |
| } |
| |
| (*nfc_cb.p_resp_cback) (NFC_SET_CONFIG_REVT, &evt_data); |
| } |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_event_status |
| ** |
| ** Description This function is called to report an event |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_ncif_event_status (tNFC_RESPONSE_EVT event, UINT8 status) |
| { |
| tNFC_RESPONSE evt_data; |
| if (nfc_cb.p_resp_cback) |
| { |
| evt_data.status = (tNFC_STATUS) status; |
| (*nfc_cb.p_resp_cback) (event, &evt_data); |
| } |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_error_status |
| ** |
| ** Description This function is called to report an error event to data cback |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_ncif_error_status (UINT8 conn_id, UINT8 status) |
| { |
| tNFC_CONN_CB * p_cb; |
| p_cb = nfc_find_conn_cb_by_conn_id (conn_id); |
| if (p_cb && p_cb->p_cback) |
| { |
| (*p_cb->p_cback) (conn_id, NFC_ERROR_CEVT, (tNFC_CONN *) &status); |
| } |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_proc_rf_field_ntf |
| ** |
| ** Description This function is called to process RF field notification |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| #if (NFC_RW_ONLY == FALSE) |
| void nfc_ncif_proc_rf_field_ntf (UINT8 rf_status) |
| { |
| tNFC_RESPONSE evt_data; |
| if (nfc_cb.p_resp_cback) |
| { |
| evt_data.status = (tNFC_STATUS) NFC_STATUS_OK; |
| evt_data.rf_field.rf_field = rf_status; |
| (*nfc_cb.p_resp_cback) (NFC_RF_FIELD_REVT, &evt_data); |
| } |
| } |
| #endif |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_proc_credits |
| ** |
| ** Description This function is called to process data credits |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_ncif_proc_credits(UINT8 *p, UINT16 plen) |
| { |
| UINT8 num, xx; |
| tNFC_CONN_CB * p_cb; |
| |
| num = *p++; |
| for (xx = 0; xx < num; xx++) |
| { |
| p_cb = nfc_find_conn_cb_by_conn_id(*p++); |
| if (p_cb && p_cb->num_buff != NFC_CONN_NO_FC) |
| { |
| p_cb->num_buff += (*p); |
| #if (BT_USE_TRACES == TRUE) |
| if (p_cb->num_buff > p_cb->init_credits) |
| { |
| if (nfc_cb.nfc_state == NFC_STATE_OPEN) |
| { |
| /* if this happens in activated state, it's very likely that our NFCC has issues */ |
| /* However, credit may be returned after deactivation */ |
| NFC_TRACE_ERROR2( "num_buff:0x%x, init_credits:0x%x", p_cb->num_buff, p_cb->init_credits); |
| } |
| p_cb->num_buff = p_cb->init_credits; |
| } |
| #endif |
| /* check if there's nay data in tx q to be sent */ |
| nfc_ncif_send_data (p_cb, NULL); |
| } |
| p++; |
| } |
| } |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_decode_rf_params |
| ** |
| ** Description This function is called to process the detected technology |
| ** and mode and the associated parameters for DISCOVER_NTF and |
| ** ACTIVATE_NTF |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| UINT8 * nfc_ncif_decode_rf_params (tNFC_RF_TECH_PARAMS *p_param, UINT8 *p) |
| { |
| tNFC_RF_PA_PARAMS *p_pa; |
| UINT8 len, *p_start, u8; |
| tNFC_RF_PB_PARAMS *p_pb; |
| tNFC_RF_LF_PARAMS *p_lf; |
| tNFC_RF_PF_PARAMS *p_pf; |
| tNFC_RF_PISO15693_PARAMS *p_i93; |
| |
| len = *p++; |
| p_start = p; |
| memset ( &p_param->param, 0, sizeof (tNFC_RF_TECH_PARAMU)); |
| |
| if ( NCI_DISCOVERY_TYPE_POLL_A == p_param->mode |
| || NCI_DISCOVERY_TYPE_POLL_A_ACTIVE == p_param->mode ) |
| { |
| p_pa = &p_param->param.pa; |
| /* |
| SENS_RES Response 2 bytes Defined in [DIGPROT] Available after Technology Detection |
| NFCID1 length 1 byte Length of NFCID1 Available after Collision Resolution |
| NFCID1 4, 7, or 10 bytes Defined in [DIGPROT]Available after Collision Resolution |
| SEL_RES Response 1 byte Defined in [DIGPROT]Available after Collision Resolution |
| HRx Length 1 Octets Length of HRx Parameters collected from the response to the T1T RID command. |
| HRx 0 or 2 Octets If present, the first byte SHALL contain HR0 and the second byte SHALL contain HR1 as defined in [DIGITAL]. |
| */ |
| STREAM_TO_ARRAY (p_pa->sens_res, p, 2); |
| p_pa->nfcid1_len = *p++; |
| if (p_pa->nfcid1_len > NCI_NFCID1_MAX_LEN) |
| p_pa->nfcid1_len = NCI_NFCID1_MAX_LEN; |
| STREAM_TO_ARRAY (p_pa->nfcid1, p, p_pa->nfcid1_len); |
| u8 = *p++; |
| if (u8) |
| p_pa->sel_rsp = *p++; |
| if (len == (7 + p_pa->nfcid1_len + u8)) /* 2(sens_res) + 1(len) + p_pa->nfcid1_len + 1(len) + u8 + hr (1:len + 2) */ |
| { |
| p_pa->hr_len = *p++; |
| if (p_pa->hr_len == NCI_T1T_HR_LEN) |
| { |
| p_pa->hr[0] = *p++; |
| p_pa->hr[1] = *p; |
| } |
| } |
| } |
| else if (NCI_DISCOVERY_TYPE_POLL_B == p_param->mode) |
| { |
| /* |
| SENSB_RES Response length (n) 1 byte Length of SENSB_RES Response (Byte 2 - Byte 12 or 13)Available after Technology Detection |
| SENSB_RES Response Byte 2 - Byte 12 or 13 11 or 12 bytes Defined in [DIGPROT] Available after Technology Detection |
| */ |
| p_pb = &p_param->param.pb; |
| p_pb->sensb_res_len = *p++; |
| if (p_pb->sensb_res_len > NCI_MAX_SENSB_RES_LEN) |
| p_pb->sensb_res_len = NCI_MAX_SENSB_RES_LEN; |
| STREAM_TO_ARRAY (p_pb->sensb_res, p, p_pb->sensb_res_len); |
| memcpy (p_pb->nfcid0, p_pb->sensb_res, NFC_NFCID0_MAX_LEN); |
| } |
| else if ( NCI_DISCOVERY_TYPE_POLL_F == p_param->mode |
| || NCI_DISCOVERY_TYPE_POLL_F_ACTIVE == p_param->mode ) |
| { |
| /* |
| Bit Rate 1 byte 1 212 kbps/2 424 kbps/0 and 3 to 255 RFU |
| SENSF_RES Response length.(n) 1 byte Length of SENSF_RES (Byte 2 - Byte 17 or 19).Available after Technology Detection |
| SENSF_RES Response Byte 2 - Byte 17 or 19 n bytes Defined in [DIGPROT] Available after Technology Detection |
| */ |
| p_pf = &p_param->param.pf; |
| p_pf->bit_rate = *p++; |
| p_pf->sensf_res_len = *p++; |
| if (p_pf->sensf_res_len > NCI_MAX_SENSF_RES_LEN) |
| p_pf->sensf_res_len = NCI_MAX_SENSF_RES_LEN; |
| STREAM_TO_ARRAY (p_pf->sensf_res, p, p_pf->sensf_res_len); |
| memcpy (p_pf->nfcid2, p_pf->sensf_res, NCI_NFCID2_LEN); |
| p_pf->mrti_check = p_pf->sensf_res[NCI_MRTI_CHECK_INDEX]; |
| p_pf->mrti_update = p_pf->sensf_res[NCI_MRTI_UPDATE_INDEX]; |
| } |
| else if ( NCI_DISCOVERY_TYPE_LISTEN_F == p_param->mode |
| || NCI_DISCOVERY_TYPE_LISTEN_F_ACTIVE == p_param->mode ) |
| { |
| p_lf = &p_param->param.lf; |
| u8 = *p++; |
| if (u8) |
| { |
| STREAM_TO_ARRAY (p_lf->nfcid2, p, NCI_NFCID2_LEN); |
| } |
| } |
| else if (NCI_DISCOVERY_TYPE_POLL_ISO15693 == p_param->mode) |
| { |
| p_i93 = &p_param->param.pi93; |
| p_i93->flag = *p++; |
| p_i93->dsfid = *p++; |
| STREAM_TO_ARRAY (p_i93->uid, p, NFC_ISO15693_UID_LEN); |
| } |
| else if (NCI_DISCOVERY_TYPE_POLL_KOVIO == p_param->mode) |
| { |
| p_param->param.pk.uid_len = *p++; |
| if (p_param->param.pk.uid_len > NFC_KOVIO_MAX_LEN) |
| { |
| NFC_TRACE_ERROR2( "Kovio UID len:0x%x exceeds max(0x%x)", p_param->param.pk.uid_len, NFC_KOVIO_MAX_LEN); |
| p_param->param.pk.uid_len = NFC_KOVIO_MAX_LEN; |
| } |
| STREAM_TO_ARRAY (p_param->param.pk.uid, p, p_param->param.pk.uid_len); |
| } |
| |
| return (p_start + len); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_proc_discover_ntf |
| ** |
| ** Description This function is called to process discover notification |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_ncif_proc_discover_ntf (UINT8 *p, UINT16 plen) |
| { |
| tNFC_DISCOVER evt_data; |
| |
| if (nfc_cb.p_discv_cback) |
| { |
| p += NCI_MSG_HDR_SIZE; |
| evt_data.status = NCI_STATUS_OK; |
| evt_data.result.rf_disc_id = *p++; |
| evt_data.result.protocol = *p++; |
| |
| /* fill in tNFC_RESULT_DEVT */ |
| evt_data.result.rf_tech_param.mode = *p++; |
| p = nfc_ncif_decode_rf_params (&evt_data.result.rf_tech_param, p); |
| |
| evt_data.result.more = *p++; |
| (*nfc_cb.p_discv_cback) (NFC_RESULT_DEVT, &evt_data); |
| } |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_proc_activate |
| ** |
| ** Description This function is called to process de-activate |
| ** response and notification |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_ncif_proc_activate (UINT8 *p, UINT8 len) |
| { |
| tNFC_DISCOVER evt_data; |
| tNFC_INTF_PARAMS *p_intf = &evt_data.activate.intf_param; |
| tNFC_INTF_PA_ISO_DEP *p_pa_iso; |
| tNFC_INTF_LB_ISO_DEP *p_lb_iso; |
| tNFC_INTF_PB_ISO_DEP *p_pb_iso; |
| #if (NFC_RW_ONLY == FALSE) |
| tNFC_INTF_PA_NFC_DEP *p_pa_nfc; |
| int mpl_idx = 0; |
| UINT8 gb_idx = 0, mpl; |
| #endif |
| UINT8 t0; |
| tNCI_DISCOVERY_TYPE mode; |
| tNFC_CONN_CB * p_cb = &nfc_cb.conn_cb[NFC_RF_CONN_ID]; |
| UINT8 *pp, len_act; |
| UINT8 buff_size, num_buff; |
| tNFC_RF_PA_PARAMS *p_pa; |
| |
| nfc_set_state (NFC_STATE_OPEN); |
| |
| memset (p_intf, 0, sizeof (tNFC_INTF_PARAMS)); |
| evt_data.activate.rf_disc_id = *p++; |
| p_intf->type = *p++; |
| evt_data.activate.protocol = *p++; |
| |
| if (evt_data.activate.protocol == NCI_PROTOCOL_18092_ACTIVE) |
| evt_data.activate.protocol = NCI_PROTOCOL_NFC_DEP; |
| |
| evt_data.activate.rf_tech_param.mode = *p++; |
| buff_size = *p++; |
| num_buff = *p++; |
| /* fill in tNFC_activate_DEVT */ |
| p = nfc_ncif_decode_rf_params (&evt_data.activate.rf_tech_param, p); |
| |
| evt_data.activate.data_mode = *p++; |
| evt_data.activate.tx_bitrate = *p++; |
| evt_data.activate.rx_bitrate = *p++; |
| mode = evt_data.activate.rf_tech_param.mode; |
| len_act = *p++; |
| NFC_TRACE_DEBUG3 ("nfc_ncif_proc_activate:%d %d, mode:0x%02x", len, len_act, mode); |
| /* just in case the interface reports activation parameters not defined in the NCI spec */ |
| p_intf->intf_param.frame.param_len = len_act; |
| if (p_intf->intf_param.frame.param_len > NFC_MAX_RAW_PARAMS) |
| p_intf->intf_param.frame.param_len = NFC_MAX_RAW_PARAMS; |
| pp = p; |
| STREAM_TO_ARRAY (p_intf->intf_param.frame.param, pp, p_intf->intf_param.frame.param_len); |
| if (evt_data.activate.intf_param.type == NCI_INTERFACE_ISO_DEP) |
| { |
| /* Make max payload of NCI aligned to max payload of ISO-DEP for better performance */ |
| if (buff_size > NCI_ISO_DEP_MAX_INFO) |
| buff_size = NCI_ISO_DEP_MAX_INFO; |
| |
| switch (mode) |
| { |
| case NCI_DISCOVERY_TYPE_POLL_A: |
| p_pa_iso = &p_intf->intf_param.pa_iso; |
| p_pa_iso->ats_res_len = *p++; |
| |
| if (p_pa_iso->ats_res_len == 0) |
| break; |
| |
| if (p_pa_iso->ats_res_len > NFC_MAX_ATS_LEN) |
| p_pa_iso->ats_res_len = NFC_MAX_ATS_LEN; |
| STREAM_TO_ARRAY (p_pa_iso->ats_res, p, p_pa_iso->ats_res_len); |
| pp = &p_pa_iso->ats_res[NCI_ATS_T0_INDEX]; |
| t0 = p_pa_iso->ats_res[NCI_ATS_T0_INDEX]; |
| pp++; /* T0 */ |
| if (t0 & NCI_ATS_TA_MASK) |
| pp++; /* TA */ |
| if (t0 & NCI_ATS_TB_MASK) |
| { |
| /* FWI (Frame Waiting time Integer) & SPGI (Start-up Frame Guard time Integer) */ |
| p_pa_iso->fwi = (((*pp) >> 4) & 0x0F); |
| p_pa_iso->sfgi = ((*pp) & 0x0F); |
| pp++; /* TB */ |
| } |
| if (t0 & NCI_ATS_TC_MASK) |
| { |
| p_pa_iso->nad_used = ((*pp) & 0x01); |
| pp++; /* TC */ |
| } |
| p_pa_iso->his_byte_len = (UINT8) (p_pa_iso->ats_res_len - (pp - p_pa_iso->ats_res)); |
| if (p_pa_iso->his_byte_len > NFC_MAX_HIS_BYTES_LEN) |
| p_pa_iso->his_byte_len = NFC_MAX_HIS_BYTES_LEN; |
| memcpy (p_pa_iso->his_byte, pp, p_pa_iso->his_byte_len); |
| break; |
| |
| case NCI_DISCOVERY_TYPE_LISTEN_A: |
| p_intf->intf_param.la_iso.rats = *p++; |
| break; |
| |
| case NCI_DISCOVERY_TYPE_POLL_B: |
| /* ATTRIB RSP |
| Byte 1 Byte 2 ~ 2+n-1 |
| MBLI/DID Higher layer - Response |
| */ |
| p_pb_iso = &p_intf->intf_param.pb_iso; |
| p_pb_iso->attrib_res_len = *p++; |
| |
| if (p_pb_iso->attrib_res_len == 0) |
| break; |
| |
| if (p_pb_iso->attrib_res_len > NFC_MAX_ATTRIB_LEN) |
| p_pb_iso->attrib_res_len = NFC_MAX_ATTRIB_LEN; |
| STREAM_TO_ARRAY (p_pb_iso->attrib_res, p, p_pb_iso->attrib_res_len); |
| p_pb_iso->mbli = (p_pb_iso->attrib_res[0]) >> 4; |
| if (p_pb_iso->attrib_res_len > NFC_PB_ATTRIB_REQ_FIXED_BYTES) |
| { |
| p_pb_iso->hi_info_len = p_pb_iso->attrib_res_len - NFC_PB_ATTRIB_REQ_FIXED_BYTES; |
| if (p_pb_iso->hi_info_len > NFC_MAX_GEN_BYTES_LEN) |
| p_pb_iso->hi_info_len = NFC_MAX_GEN_BYTES_LEN; |
| memcpy (p_pb_iso->hi_info, &p_pb_iso->attrib_res[NFC_PB_ATTRIB_REQ_FIXED_BYTES], p_pb_iso->hi_info_len); |
| } |
| break; |
| |
| case NCI_DISCOVERY_TYPE_LISTEN_B: |
| /* ATTRIB CMD |
| Byte 2~5 Byte 6 Byte 7 Byte 8 Byte 9 Byte 10 ~ 10+k-1 |
| NFCID0 Param 1 Param 2 Param 3 Param 4 Higher layer - INF |
| */ |
| p_lb_iso = &p_intf->intf_param.lb_iso; |
| p_lb_iso->attrib_req_len = *p++; |
| |
| if (p_lb_iso->attrib_req_len == 0) |
| break; |
| |
| if (p_lb_iso->attrib_req_len > NFC_MAX_ATTRIB_LEN) |
| p_lb_iso->attrib_req_len = NFC_MAX_ATTRIB_LEN; |
| STREAM_TO_ARRAY (p_lb_iso->attrib_req, p, p_lb_iso->attrib_req_len); |
| memcpy (p_lb_iso->nfcid0, p_lb_iso->attrib_req, NFC_NFCID0_MAX_LEN); |
| if (p_lb_iso->attrib_req_len > NFC_LB_ATTRIB_REQ_FIXED_BYTES) |
| { |
| p_lb_iso->hi_info_len = p_lb_iso->attrib_req_len - NFC_LB_ATTRIB_REQ_FIXED_BYTES; |
| if (p_lb_iso->hi_info_len > NFC_MAX_GEN_BYTES_LEN) |
| p_lb_iso->hi_info_len = NFC_MAX_GEN_BYTES_LEN; |
| memcpy (p_lb_iso->hi_info, &p_lb_iso->attrib_req[NFC_LB_ATTRIB_REQ_FIXED_BYTES], p_lb_iso->hi_info_len); |
| } |
| break; |
| } |
| |
| } |
| #if (NFC_RW_ONLY == FALSE) |
| else if (evt_data.activate.intf_param.type == NCI_INTERFACE_NFC_DEP) |
| { |
| /* Make max payload of NCI aligned to max payload of NFC-DEP for better performance */ |
| if (buff_size > NCI_NFC_DEP_MAX_DATA) |
| buff_size = NCI_NFC_DEP_MAX_DATA; |
| |
| p_pa_nfc = &p_intf->intf_param.pa_nfc; |
| p_pa_nfc->atr_res_len = *p++; |
| |
| if (p_pa_nfc->atr_res_len > 0) |
| { |
| if (p_pa_nfc->atr_res_len > NFC_MAX_ATS_LEN) |
| p_pa_nfc->atr_res_len = NFC_MAX_ATS_LEN; |
| STREAM_TO_ARRAY (p_pa_nfc->atr_res, p, p_pa_nfc->atr_res_len); |
| if ( (mode == NCI_DISCOVERY_TYPE_POLL_A) |
| ||(mode == NCI_DISCOVERY_TYPE_POLL_F) |
| ||(mode == NCI_DISCOVERY_TYPE_POLL_A_ACTIVE) |
| ||(mode == NCI_DISCOVERY_TYPE_POLL_F_ACTIVE) ) |
| { |
| /* ATR_RES |
| Byte 3~12 Byte 13 Byte 14 Byte 15 Byte 16 Byte 17 Byte 18~18+n |
| NFCID3T DIDT BST BRT TO PPT [GT0 ... GTn] */ |
| mpl_idx = 14; |
| gb_idx = NCI_P_GEN_BYTE_INDEX; |
| p_pa_nfc->waiting_time = p_pa_nfc->atr_res[NCI_L_NFC_DEP_TO_INDEX] & 0x0F; |
| } |
| else if ( (mode == NCI_DISCOVERY_TYPE_LISTEN_A) |
| ||(mode == NCI_DISCOVERY_TYPE_LISTEN_F) |
| ||(mode == NCI_DISCOVERY_TYPE_LISTEN_A_ACTIVE) |
| ||(mode == NCI_DISCOVERY_TYPE_LISTEN_F_ACTIVE) ) |
| { |
| /* ATR_REQ |
| Byte 3~12 Byte 13 Byte 14 Byte 15 Byte 16 Byte 17~17+n |
| NFCID3I DIDI BSI BRI PPI [GI0 ... GIn] */ |
| mpl_idx = 13; |
| gb_idx = NCI_L_GEN_BYTE_INDEX; |
| } |
| |
| mpl = ((p_pa_nfc->atr_res[mpl_idx]) >> 4) & 0x03; |
| p_pa_nfc->max_payload_size = nfc_mpl_code_to_size[mpl]; |
| if (p_pa_nfc->atr_res_len > gb_idx) |
| { |
| p_pa_nfc->gen_bytes_len = p_pa_nfc->atr_res_len - gb_idx; |
| if (p_pa_nfc->gen_bytes_len > NFC_MAX_GEN_BYTES_LEN) |
| p_pa_nfc->gen_bytes_len = NFC_MAX_GEN_BYTES_LEN; |
| memcpy (p_pa_nfc->gen_bytes, &p_pa_nfc->atr_res[gb_idx], p_pa_nfc->gen_bytes_len); |
| } |
| } |
| } |
| #endif |
| else if ((evt_data.activate.intf_param.type == NCI_INTERFACE_FRAME) && (evt_data.activate.protocol == NCI_PROTOCOL_T1T) ) |
| { |
| p_pa = &evt_data.activate.rf_tech_param.param.pa; |
| if ((len_act == NCI_T1T_HR_LEN) && (p_pa->hr_len == 0)) |
| { |
| p_pa->hr_len = NCI_T1T_HR_LEN; |
| p_pa->hr[0] = *p++; |
| p_pa->hr[1] = *p++; |
| } |
| } |
| |
| p_cb->act_protocol = evt_data.activate.protocol; |
| p_cb->buff_size = buff_size; |
| p_cb->num_buff = num_buff; |
| p_cb->init_credits = num_buff; |
| |
| if (nfc_cb.p_discv_cback) |
| { |
| (*nfc_cb.p_discv_cback) (NFC_ACTIVATE_DEVT, &evt_data); |
| } |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_proc_deactivate |
| ** |
| ** Description This function is called to process de-activate |
| ** response and notification |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_ncif_proc_deactivate (UINT8 status, UINT8 deact_type, BOOLEAN is_ntf) |
| { |
| tNFC_DISCOVER evt_data; |
| tNFC_DEACTIVATE_DEVT *p_deact; |
| tNFC_CONN_CB * p_cb = &nfc_cb.conn_cb[NFC_RF_CONN_ID]; |
| void *p_data; |
| |
| nfc_set_state (NFC_STATE_IDLE); |
| p_deact = &evt_data.deactivate; |
| p_deact->status = status; |
| p_deact->type = deact_type; |
| p_deact->is_ntf = is_ntf; |
| |
| while ((p_data = GKI_dequeue (&p_cb->rx_q)) != NULL) |
| { |
| GKI_freebuf (p_data); |
| } |
| |
| while ((p_data = GKI_dequeue (&p_cb->tx_q)) != NULL) |
| { |
| GKI_freebuf (p_data); |
| } |
| |
| if (p_cb->p_cback) |
| (*p_cb->p_cback) (NFC_RF_CONN_ID, NFC_DEACTIVATE_CEVT, (tNFC_CONN *) p_deact); |
| |
| if (nfc_cb.p_discv_cback) |
| { |
| (*nfc_cb.p_discv_cback) (NFC_DEACTIVATE_DEVT, &evt_data); |
| } |
| } |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_proc_ee_action |
| ** |
| ** Description This function is called to process NFCEE ACTION NTF |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| #if ((NFC_NFCEE_INCLUDED == TRUE) && (NFC_RW_ONLY == FALSE)) |
| void nfc_ncif_proc_ee_action (UINT8 *p, UINT16 plen) |
| { |
| tNFC_EE_ACTION_REVT evt_data; |
| tNFC_RESPONSE_CBACK *p_cback = nfc_cb.p_resp_cback; |
| UINT8 data_len, ulen, tag, *p_data; |
| UINT8 max_len; |
| |
| if (p_cback) |
| { |
| memset (&evt_data.act_data, 0, sizeof (tNFC_ACTION_DATA)); |
| evt_data.status = NFC_STATUS_OK; |
| evt_data.nfcee_id = *p++; |
| evt_data.act_data.trigger = *p++; |
| data_len = *p++; |
| if (plen >= 3) |
| plen -= 3; |
| if (data_len > plen) |
| data_len = (UINT8) plen; |
| |
| switch (evt_data.act_data.trigger) |
| { |
| case NCI_EE_TRIG_7816_SELECT: |
| if (data_len > NFC_MAX_AID_LEN) |
| data_len = NFC_MAX_AID_LEN; |
| evt_data.act_data.param.aid.len_aid = data_len; |
| STREAM_TO_ARRAY (evt_data.act_data.param.aid.aid, p, data_len); |
| break; |
| case NCI_EE_TRIG_RF_PROTOCOL: |
| evt_data.act_data.param.protocol = *p++; |
| break; |
| case NCI_EE_TRIG_RF_TECHNOLOGY: |
| evt_data.act_data.param.technology = *p++; |
| break; |
| case NCI_EE_TRIG_APP_INIT: |
| while (data_len > NFC_TL_SIZE) |
| { |
| data_len -= NFC_TL_SIZE; |
| tag = *p++; |
| ulen = *p++; |
| if (ulen > data_len) |
| ulen = data_len; |
| p_data = NULL; |
| max_len = ulen; |
| switch (tag) |
| { |
| case NCI_EE_ACT_TAG_AID: /* AID */ |
| if (max_len > NFC_MAX_AID_LEN) |
| max_len = NFC_MAX_AID_LEN; |
| evt_data.act_data.param.app_init.len_aid = max_len; |
| p_data = evt_data.act_data.param.app_init.aid; |
| break; |
| case NCI_EE_ACT_TAG_DATA: /* hex data for app */ |
| if (max_len > NFC_MAX_APP_DATA_LEN) |
| max_len = NFC_MAX_APP_DATA_LEN; |
| evt_data.act_data.param.app_init.len_data = max_len; |
| p_data = evt_data.act_data.param.app_init.data; |
| break; |
| } |
| if (p_data) |
| { |
| STREAM_TO_ARRAY (p_data, p, max_len); |
| } |
| data_len -= ulen; |
| } |
| break; |
| } |
| (*p_cback) (NFC_EE_ACTION_REVT, (tNFC_RESPONSE *) &evt_data); |
| } |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_proc_ee_discover_req |
| ** |
| ** Description This function is called to process NFCEE DISCOVER REQ NTF |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_ncif_proc_ee_discover_req (UINT8 *p, UINT16 plen) |
| { |
| tNFC_RESPONSE_CBACK *p_cback = nfc_cb.p_resp_cback; |
| tNFC_EE_DISCOVER_REQ_REVT ee_disc_req; |
| tNFC_EE_DISCOVER_INFO *p_info; |
| UINT8 u8; |
| |
| NFC_TRACE_DEBUG2 ("nfc_ncif_proc_ee_discover_req %d len:%d", *p, plen); |
| if (p_cback) |
| { |
| u8 = *p; |
| ee_disc_req.status = NFC_STATUS_OK; |
| ee_disc_req.num_info = *p++; |
| p_info = ee_disc_req.info; |
| if (plen) |
| plen--; |
| while ((u8 > 0) && (plen >= NFC_EE_DISCOVER_ENTRY_LEN)) |
| { |
| p_info->op = *p++; /* T */ |
| if (*p != NFC_EE_DISCOVER_INFO_LEN)/* L */ |
| { |
| NFC_TRACE_DEBUG1 ("bad entry len:%d", *p ); |
| return; |
| } |
| p++; |
| /* V */ |
| p_info->nfcee_id = *p++; |
| p_info->tech_n_mode = *p++; |
| p_info->protocol = *p++; |
| u8--; |
| plen -=NFC_EE_DISCOVER_ENTRY_LEN; |
| p_info++; |
| } |
| (*p_cback) (NFC_EE_DISCOVER_REQ_REVT, (tNFC_RESPONSE *) &ee_disc_req); |
| } |
| |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_proc_get_routing |
| ** |
| ** Description This function is called to process get routing notification |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_ncif_proc_get_routing (UINT8 *p, UINT8 len) |
| { |
| tNFC_GET_ROUTING_REVT evt_data; |
| UINT8 more, num_entries, xx, yy, *pn, tl; |
| tNFC_STATUS status = NFC_STATUS_CONTINUE; |
| |
| if (nfc_cb.p_resp_cback) |
| { |
| more = *p++; |
| num_entries = *p++; |
| for (xx = 0; xx < num_entries; xx++) |
| { |
| if ((more == FALSE) && (xx == (num_entries - 1))) |
| status = NFC_STATUS_OK; |
| evt_data.status = (tNFC_STATUS) status; |
| evt_data.nfcee_id = *p++; |
| evt_data.num_tlvs = *p++; |
| evt_data.tlv_size = 0; |
| pn = evt_data.param_tlvs; |
| for (yy = 0; yy < evt_data.num_tlvs; yy++) |
| { |
| tl = *(p+1); |
| tl += NFC_TL_SIZE; |
| STREAM_TO_ARRAY (pn, p, tl); |
| evt_data.tlv_size += tl; |
| pn += tl; |
| } |
| (*nfc_cb.p_resp_cback) (NFC_GET_ROUTING_REVT, (tNFC_RESPONSE *) &evt_data); |
| } |
| } |
| } |
| #endif |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_proc_conn_create_rsp |
| ** |
| ** Description This function is called to process connection create |
| ** response |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_ncif_proc_conn_create_rsp (UINT8 *p, UINT16 plen, UINT8 dest_type) |
| { |
| tNFC_CONN_CB * p_cb; |
| tNFC_STATUS status; |
| tNFC_CONN_CBACK *p_cback; |
| tNFC_CONN evt_data; |
| UINT8 conn_id; |
| |
| /* find the pending connection control block */ |
| p_cb = nfc_find_conn_cb_by_conn_id (NFC_PEND_CONN_ID); |
| if (p_cb) |
| { |
| p += NCI_MSG_HDR_SIZE; |
| status = *p++; |
| p_cb->buff_size = *p++; |
| p_cb->num_buff = p_cb->init_credits = *p++; |
| conn_id = *p++; |
| evt_data.conn_create.status = status; |
| evt_data.conn_create.dest_type = dest_type; |
| evt_data.conn_create.id = p_cb->id; |
| evt_data.conn_create.buff_size = p_cb->buff_size; |
| evt_data.conn_create.num_buffs = p_cb->num_buff; |
| p_cback = p_cb->p_cback; |
| if (status == NCI_STATUS_OK) |
| { |
| nfc_set_conn_id (p_cb, conn_id); |
| } |
| else |
| { |
| nfc_free_conn_cb (p_cb); |
| } |
| |
| |
| if (p_cback) |
| (*p_cback) (conn_id, NFC_CONN_CREATE_CEVT, &evt_data); |
| } |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_report_conn_close_evt |
| ** |
| ** Description This function is called to report connection close event |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_ncif_report_conn_close_evt (UINT8 conn_id, tNFC_STATUS status) |
| { |
| tNFC_CONN evt_data; |
| tNFC_CONN_CBACK *p_cback; |
| tNFC_CONN_CB *p_cb; |
| |
| p_cb = nfc_find_conn_cb_by_conn_id (conn_id); |
| if (p_cb) |
| { |
| p_cback = p_cb->p_cback; |
| nfc_free_conn_cb (p_cb); |
| evt_data.status = status; |
| if (p_cback) |
| (*p_cback) (conn_id, NFC_CONN_CLOSE_CEVT, &evt_data); |
| } |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_proc_reset_rsp |
| ** |
| ** Description This function is called to process reset response/notification |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_ncif_proc_reset_rsp (UINT8 *p, BOOLEAN is_ntf) |
| { |
| UINT8 status = *p++; |
| |
| if (is_ntf) |
| { |
| NFC_TRACE_ERROR1 ("reset notification!!:0x%x ", status); |
| /* clean up, if the state is OPEN |
| * FW does not report reset ntf right now */ |
| if (nfc_cb.nfc_state == NFC_STATE_OPEN) |
| { |
| /*if any conn_cb is connected, close it. |
| if any pending outgoing packets are dropped.*/ |
| nfc_reset_all_conn_cbs (); |
| } |
| status = NCI_STATUS_OK; |
| } |
| |
| if (nfc_cb.flags & (NFC_FL_RESTARTING|NFC_FL_POWER_CYCLE_NFCC)) |
| { |
| nfc_reset_all_conn_cbs (); |
| } |
| |
| if (status == NCI_STATUS_OK) |
| { |
| if ((*p) != NCI_VERSION) |
| { |
| NFC_TRACE_ERROR2 ("NCI version mismatch!!:0x%02x != 0x%02x ", NCI_VERSION, *p); |
| if ((*p) < NCI_VERSION_0_F) |
| { |
| NFC_TRACE_ERROR0 ("NFCC version is too old"); |
| status = NCI_STATUS_FAILED; |
| } |
| } |
| } |
| |
| if (status == NCI_STATUS_OK) |
| { |
| nci_snd_core_init (); |
| } |
| else |
| { |
| NFC_TRACE_ERROR0 ("Failed to reset NFCC"); |
| nfc_enabled (status, NULL); |
| } |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_proc_init_rsp |
| ** |
| ** Description This function is called to process init response |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_ncif_proc_init_rsp (BT_HDR *p_msg) |
| { |
| UINT8 *p, status; |
| tNFC_CONN_CB * p_cb = &nfc_cb.conn_cb[NFC_RF_CONN_ID]; |
| |
| p = (UINT8 *) (p_msg + 1) + p_msg->offset; |
| |
| /* handle init params in nfc_enabled */ |
| status = *(p + NCI_MSG_HDR_SIZE); |
| if (status == NCI_STATUS_OK) |
| { |
| p_cb->id = NFC_RF_CONN_ID; |
| p_cb->act_protocol = NCI_PROTOCOL_UNKNOWN; |
| |
| nfc_set_state (NFC_STATE_W4_POST_INIT_CPLT); |
| |
| nfc_cb.p_nci_init_rsp = p_msg; |
| nfc_cb.p_hal->core_initialized (p_msg->len - p_msg->offset, p); |
| } |
| else |
| { |
| nfc_enabled (status, NULL); |
| GKI_freebuf (p_msg); |
| } |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_proc_get_config_rsp |
| ** |
| ** Description This function is called to process get config response |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_ncif_proc_get_config_rsp (BT_HDR *p_evt) |
| { |
| UINT8 *p; |
| tNFC_RESPONSE_CBACK *p_cback = nfc_cb.p_resp_cback; |
| tNFC_RESPONSE evt_data; |
| |
| p_evt->offset += NCI_MSG_HDR_SIZE; |
| p_evt->len -= NCI_MSG_HDR_SIZE; |
| if (p_cback) |
| { |
| p = (UINT8 *) (p_evt + 1) + p_evt->offset; |
| evt_data.get_config.status = *p++; |
| evt_data.get_config.tlv_size = p_evt->len; |
| evt_data.get_config.p_param_tlvs = p; |
| (*p_cback) (NFC_GET_CONFIG_REVT, &evt_data); |
| } |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_proc_t3t_polling_ntf |
| ** |
| ** Description Handle NCI_MSG_RF_T3T_POLLING NTF |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_ncif_proc_t3t_polling_ntf (UINT8 *p, UINT16 plen) |
| { |
| UINT8 status; |
| UINT8 num_responses; |
| |
| /* Pass result to RW_T3T for processing */ |
| STREAM_TO_UINT8 (status, p); |
| STREAM_TO_UINT8 (num_responses, p); |
| plen-=NFC_TL_SIZE; |
| rw_t3t_handle_nci_poll_ntf (status, num_responses, (UINT8) plen, p); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_data_event |
| ** |
| ** Description Report Data event on the given connection control block |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_data_event (tNFC_CONN_CB * p_cb) |
| { |
| BT_HDR *p_evt; |
| tNFC_DATA_CEVT data_cevt; |
| UINT8 *p; |
| |
| if (p_cb->p_cback) |
| { |
| while ((p_evt = (BT_HDR *)GKI_getfirst (&p_cb->rx_q)) != NULL) |
| { |
| if (p_evt->layer_specific & NFC_RAS_FRAGMENTED) |
| { |
| /* Not the last fragment */ |
| if (!(p_evt->layer_specific & NFC_RAS_TOO_BIG)) |
| { |
| /* buffer can hold more */ |
| if ( (p_cb->conn_id != NFC_RF_CONN_ID) |
| ||(nfc_cb.reassembly) ) |
| { |
| /* If not rf connection or If rf connection and reassembly requested, |
| * try to Reassemble next packet */ |
| break; |
| } |
| } |
| } |
| |
| p_evt = (BT_HDR *) GKI_dequeue (&p_cb->rx_q); |
| /* report data event */ |
| p_evt->offset += NCI_MSG_HDR_SIZE; |
| p_evt->len -= NCI_MSG_HDR_SIZE; |
| |
| if (p_evt->layer_specific) |
| data_cevt.status = NFC_STATUS_CONTINUE; |
| else |
| { |
| nfc_cb.reassembly = TRUE; |
| data_cevt.status = NFC_STATUS_OK; |
| } |
| |
| data_cevt.p_data = p_evt; |
| /* adjust payload, if needed */ |
| if (p_cb->conn_id == NFC_RF_CONN_ID) |
| { |
| /* if NCI_PROTOCOL_T1T/NCI_PROTOCOL_T2T/NCI_PROTOCOL_T3T, the status byte needs to be removed |
| */ |
| if ((p_cb->act_protocol >= NCI_PROTOCOL_T1T) && (p_cb->act_protocol <= NCI_PROTOCOL_T3T)) |
| { |
| p_evt->len--; |
| p = (UINT8 *) (p_evt + 1); |
| data_cevt.status = *(p + p_evt->offset + p_evt->len); |
| } |
| } |
| (*p_cb->p_cback) (p_cb->conn_id, NFC_DATA_CEVT, (tNFC_CONN *) &data_cevt); |
| p_evt = NULL; |
| } |
| } |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function nfc_ncif_proc_data |
| ** |
| ** Description Find the connection control block associated with the data |
| ** packet. Assemble the data packet, if needed. |
| ** Report the Data event. |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void nfc_ncif_proc_data (BT_HDR *p_msg) |
| { |
| UINT8 *pp, cid; |
| tNFC_CONN_CB * p_cb; |
| UINT8 pbf; |
| BT_HDR *p_last; |
| UINT8 *ps, *pd; |
| UINT16 size; |
| BT_HDR *p_max = NULL; |
| UINT16 len; |
| |
| pp = (UINT8 *) (p_msg+1) + p_msg->offset; |
| NFC_TRACE_DEBUG3 ("nfc_ncif_proc_data 0x%02x%02x%02x", pp[0], pp[1], pp[2]); |
| NCI_DATA_PRS_HDR (pp, pbf, cid, len); |
| p_cb = nfc_find_conn_cb_by_conn_id (cid); |
| if (p_cb && (p_msg->len >= NCI_DATA_HDR_SIZE)) |
| { |
| NFC_TRACE_DEBUG1 ("nfc_ncif_proc_data len:%d", len); |
| |
| p_msg->layer_specific = 0; |
| if (pbf) |
| p_msg->layer_specific = NFC_RAS_FRAGMENTED; |
| p_last = (BT_HDR *)GKI_getlast (&p_cb->rx_q); |
| if (p_last && (p_last->layer_specific & NFC_RAS_FRAGMENTED)) |
| { |
| /* last data buffer is not last fragment, append this new packet to the last */ |
| size = GKI_get_buf_size(p_last); |
| if (size < (BT_HDR_SIZE + p_last->len + p_last->offset + len)) |
| { |
| /* the current size of p_last is not big enough to hold the new fragment, p_msg */ |
| if (size != GKI_MAX_BUF_SIZE) |
| { |
| /* try the biggest GKI pool */ |
| p_max = (BT_HDR *)GKI_getpoolbuf (GKI_MAX_BUF_SIZE_POOL_ID); |
| if (p_max) |
| { |
| /* copy the content of last buffer to the new buffer */ |
| memcpy(p_max, p_last, BT_HDR_SIZE); |
| pd = (UINT8 *)(p_max + 1) + p_max->offset; |
| ps = (UINT8 *)(p_last + 1) + p_last->offset; |
| memcpy(pd, ps, p_last->len); |
| |
| /* place the new buffer in the queue instead */ |
| GKI_remove_from_queue (&p_cb->rx_q, p_last); |
| GKI_freebuf (p_last); |
| GKI_enqueue (&p_cb->rx_q, p_max); |
| p_last = p_max; |
| } |
| } |
| if (p_max == NULL) |
| { |
| /* Biggest GKI Pool not available (or) |
| * Biggest available GKI Pool is not big enough to hold the new fragment, p_msg */ |
| p_last->layer_specific |= NFC_RAS_TOO_BIG; |
| } |
| } |
| |
| ps = (UINT8 *)(p_msg + 1) + p_msg->offset + NCI_MSG_HDR_SIZE; |
| len = p_msg->len - NCI_MSG_HDR_SIZE; |
| |
| if (!(p_last->layer_specific & NFC_RAS_TOO_BIG)) |
| { |
| pd = (UINT8 *)(p_last + 1) + p_last->offset + p_last->len; |
| memcpy(pd, ps, len); |
| p_last->len += len; |
| /* do not need to update pbf and len in NCI header. |
| * They are stripped off at NFC_DATA_CEVT and len may exceed 255 */ |
| NFC_TRACE_DEBUG1 ("nfc_ncif_proc_data len:%d", p_last->len); |
| p_last->layer_specific = p_msg->layer_specific; |
| GKI_freebuf (p_msg); |
| #ifdef DISP_NCI |
| if (!(p_last->layer_specific & NFC_RAS_FRAGMENTED)) |
| { |
| /* this packet was reassembled. display the complete packet */ |
| DISP_NCI ((UINT8 *)(p_last + 1) + p_last->offset, p_last->len, TRUE); |
| } |
| #endif |
| nfc_data_event (p_cb); |
| } |
| else |
| { |
| /* Not enough memory to add new buffer |
| * Send data already in queue first with status Continue */ |
| nfc_data_event (p_cb); |
| /* now enqueue the new buffer to the rx queue */ |
| GKI_enqueue (&p_cb->rx_q, p_msg); |
| } |
| } |
| else |
| { |
| /* if this is the first fragment on RF link */ |
| if ( (p_msg->layer_specific & NFC_RAS_FRAGMENTED) |
| &&(p_cb->conn_id == NFC_RF_CONN_ID) |
| &&(p_cb->p_cback) ) |
| { |
| /* Indicate upper layer that local device started receiving data */ |
| (*p_cb->p_cback) (p_cb->conn_id, NFC_DATA_START_CEVT, NULL); |
| } |
| /* enqueue the new buffer to the rx queue */ |
| GKI_enqueue (&p_cb->rx_q, p_msg); |
| nfc_data_event (p_cb); |
| } |
| return; |
| } |
| GKI_freebuf (p_msg); |
| } |
| |
| #endif /* NFC_INCLUDED == TRUE*/ |
