/******************************************************************************
*
* Copyright (C) 2010-2014 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 the action functions the NFA_RW state machine.
*
******************************************************************************/
#include <string.h>
#include "nfa_rw_int.h"
#include "nfa_dm_int.h"
#include "nfa_sys_int.h"
#include "nfa_mem_co.h"
#include "ndef_utils.h"
#include "rw_api.h"
#define NFA_RW_OPTION_INVALID 0xFF
/* Local static function prototypes */
static tNFC_STATUS nfa_rw_start_ndef_read(void);
static tNFC_STATUS nfa_rw_start_ndef_write(void);
static tNFC_STATUS nfa_rw_start_ndef_detection(void);
static tNFC_STATUS nfa_rw_config_tag_ro(BOOLEAN b_hard_lock);
static BOOLEAN nfa_rw_op_req_while_busy(tNFA_RW_MSG *p_data);
static void nfa_rw_error_cleanup (UINT8 event);
static void nfa_rw_presence_check (tNFA_RW_MSG *p_data);
static void nfa_rw_handle_t2t_evt (tRW_EVENT event, tRW_DATA *p_rw_data);
static BOOLEAN nfa_rw_detect_ndef(tNFA_RW_MSG *p_data);
static void nfa_rw_cback (tRW_EVENT event, tRW_DATA *p_rw_data);
/*******************************************************************************
**
** Function nfa_rw_free_ndef_rx_buf
**
** Description Free buffer allocated to hold incoming NDEF message
**
** Returns Nothing
**
*******************************************************************************/
void nfa_rw_free_ndef_rx_buf(void)
{
if (nfa_rw_cb.p_ndef_buf)
{
nfa_mem_co_free(nfa_rw_cb.p_ndef_buf);
nfa_rw_cb.p_ndef_buf = NULL;
}
}
/*******************************************************************************
**
** Function nfa_rw_store_ndef_rx_buf
**
** Description Store data into NDEF buffer
**
** Returns Nothing
**
*******************************************************************************/
static void nfa_rw_store_ndef_rx_buf (tRW_DATA *p_rw_data)
{
UINT8 *p;
p = (UINT8 *)(p_rw_data->data.p_data + 1) + p_rw_data->data.p_data->offset;
/* Save data into buffer */
memcpy(&nfa_rw_cb.p_ndef_buf[nfa_rw_cb.ndef_rd_offset], p, p_rw_data->data.p_data->len);
nfa_rw_cb.ndef_rd_offset += p_rw_data->data.p_data->len;
GKI_freebuf(p_rw_data->data.p_data);
p_rw_data->data.p_data = NULL;
}
/*******************************************************************************
**
** Function nfa_rw_send_data_to_upper
**
** Description Send data to upper layer
**
** Returns Nothing
**
*******************************************************************************/
static void nfa_rw_send_data_to_upper (tRW_DATA *p_rw_data)
{
tNFA_CONN_EVT_DATA conn_evt_data;
if ( (p_rw_data->status == NFC_STATUS_TIMEOUT)
||(p_rw_data->data.p_data == NULL) )
return;
#if (BT_TRACE_VERBOSE == TRUE)
NFA_TRACE_DEBUG2 ("nfa_rw_send_data_to_upper: Len [0x%X] Status [%s]", p_rw_data->data.p_data->len, NFC_GetStatusName (p_rw_data->data.status));
#else
NFA_TRACE_DEBUG2 ("nfa_rw_send_data_to_upper: Len [0x%X] Status [0x%X]", p_rw_data->data.p_data->len, p_rw_data->data.status);
#endif
/* Notify conn cback of NFA_DATA_EVT */
conn_evt_data.data.status = p_rw_data->data.status;
conn_evt_data.data.p_data = (UINT8 *)(p_rw_data->data.p_data + 1) + p_rw_data->data.p_data->offset;
conn_evt_data.data.len = p_rw_data->data.p_data->len;
nfa_dm_act_conn_cback_notify(NFA_DATA_EVT, &conn_evt_data);
GKI_freebuf(p_rw_data->data.p_data);
p_rw_data->data.p_data = NULL;
}
/*******************************************************************************
**
** Function nfa_rw_error_cleanup
**
** Description Handle failure - signal command complete and notify app
**
** Returns Nothing
**
*******************************************************************************/
static void nfa_rw_error_cleanup (UINT8 event)
{
tNFA_CONN_EVT_DATA conn_evt_data;
nfa_rw_command_complete();
conn_evt_data.status = NFA_STATUS_FAILED;
nfa_dm_act_conn_cback_notify (event, &conn_evt_data);
}
/*******************************************************************************
**
** Function nfa_rw_check_start_presence_check_timer
**
** Description Start timer to wait for specified time before presence check
**
** Returns Nothing
**
*******************************************************************************/
static void nfa_rw_check_start_presence_check_timer (UINT16 presence_check_start_delay)
{
if (!p_nfa_dm_cfg->auto_presence_check)
return;
if (nfa_rw_cb.flags & NFA_RW_FL_NOT_EXCL_RF_MODE)
{
if (presence_check_start_delay)
{
NFA_TRACE_DEBUG0("Starting presence check timer...");
nfa_sys_start_timer(&nfa_rw_cb.tle, NFA_RW_PRESENCE_CHECK_TICK_EVT, presence_check_start_delay);
}
else
{
/* Presence check now */
nfa_rw_presence_check (NULL);
}
}
}
/*******************************************************************************
**
** Function nfa_rw_stop_presence_check_timer
**
** Description Stop timer for presence check
**
** Returns Nothing
**
*******************************************************************************/
void nfa_rw_stop_presence_check_timer(void)
{
nfa_sys_stop_timer(&nfa_rw_cb.tle);
NFA_TRACE_DEBUG0("Stopped presence check timer (if started)");
}
/*******************************************************************************
**
** Function nfa_rw_handle_ndef_detect
**
** Description Handler for NDEF detection reader/writer event
**
** Returns Nothing
**
*******************************************************************************/
static void nfa_rw_handle_ndef_detect(tRW_EVENT event, tRW_DATA *p_rw_data)
{
tNFA_CONN_EVT_DATA conn_evt_data;
NFA_TRACE_DEBUG3("NDEF Detection completed: cur_size=%i, max_size=%i, flags=0x%x",
p_rw_data->ndef.cur_size, p_rw_data->ndef.max_size, p_rw_data->ndef.flags);
/* Check if NDEF detection succeeded */
if (p_rw_data->ndef.status == NFC_STATUS_OK)
{
/* Set NDEF detection state */
nfa_rw_cb.ndef_st = NFA_RW_NDEF_ST_TRUE;
nfa_rw_cb.flags |= NFA_RW_FL_NDEF_OK;
/* Store ndef properties */
conn_evt_data.ndef_detect.status = NFA_STATUS_OK;
conn_evt_data.ndef_detect.protocol = p_rw_data->ndef.protocol;
conn_evt_data.ndef_detect.cur_size = nfa_rw_cb.ndef_cur_size = p_rw_data->ndef.cur_size;
conn_evt_data.ndef_detect.max_size = nfa_rw_cb.ndef_max_size = p_rw_data->ndef.max_size;
conn_evt_data.ndef_detect.flags = p_rw_data->ndef.flags;
if (p_rw_data->ndef.flags & RW_NDEF_FL_READ_ONLY)
nfa_rw_cb.flags |= NFA_RW_FL_TAG_IS_READONLY;
else
nfa_rw_cb.flags &= ~NFA_RW_FL_TAG_IS_READONLY;
/* Determine what operation triggered the NDEF detection procedure */
if (nfa_rw_cb.cur_op == NFA_RW_OP_READ_NDEF)
{
/* if ndef detection was done as part of ndef-read operation, then perform ndef read now */
if ((conn_evt_data.status = nfa_rw_start_ndef_read()) != NFA_STATUS_OK)
{
/* Failed to start NDEF Read */
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
nfa_dm_act_conn_cback_notify(NFA_READ_CPLT_EVT, &conn_evt_data);
}
}
else if (nfa_rw_cb.cur_op == NFA_RW_OP_WRITE_NDEF)
{
/* if ndef detection was done as part of ndef-write operation, then perform ndef write now */
if ((conn_evt_data.status = nfa_rw_start_ndef_write()) != NFA_STATUS_OK)
{
/* Failed to start NDEF Write. */
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
nfa_dm_act_conn_cback_notify(NFA_WRITE_CPLT_EVT, &conn_evt_data);
}
}
else
{
/* current op was stand-alone NFA_DetectNDef. Command complete - perform cleanup and notify app */
nfa_rw_cb.cur_op = NFA_RW_OP_MAX;
nfa_rw_command_complete();
nfa_dm_act_conn_cback_notify(NFA_NDEF_DETECT_EVT, &conn_evt_data);
}
}
else
{
/* NDEF detection failed... */
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
nfa_rw_cb.ndef_st = NFA_RW_NDEF_ST_FALSE;
conn_evt_data.status = p_rw_data->ndef.status;
if (nfa_rw_cb.cur_op == NFA_RW_OP_READ_NDEF)
{
/* if ndef detection was done as part of ndef-read operation, then notify NDEF handlers of failure */
nfa_dm_ndef_handle_message(NFA_STATUS_FAILED, NULL, 0);
/* Notify app of read status */
nfa_dm_act_conn_cback_notify(NFA_READ_CPLT_EVT, &conn_evt_data);
}
else if (nfa_rw_cb.cur_op == NFA_RW_OP_WRITE_NDEF)
{
/* if ndef detection was done as part of ndef-write operation, then notify app of failure */
nfa_dm_act_conn_cback_notify(NFA_WRITE_CPLT_EVT, &conn_evt_data);
}
else if (nfa_rw_cb.cur_op == NFA_RW_OP_DETECT_NDEF)
{
conn_evt_data.ndef_detect.protocol = p_rw_data->ndef.protocol;
/* current op was stand-alone NFA_DetectNDef. Notify app of failure */
if (p_rw_data->ndef.status == NFC_STATUS_TIMEOUT)
{
/* Tag could have moved away */
conn_evt_data.ndef_detect.cur_size = 0;
conn_evt_data.ndef_detect.max_size = 0;
conn_evt_data.ndef_detect.flags = RW_NDEF_FL_UNKNOWN;
}
else
{
/* NDEF Detection failed for other reasons */
conn_evt_data.ndef_detect.cur_size = nfa_rw_cb.ndef_cur_size = p_rw_data->ndef.cur_size;
conn_evt_data.ndef_detect.max_size = nfa_rw_cb.ndef_max_size = p_rw_data->ndef.max_size;
conn_evt_data.ndef_detect.flags = p_rw_data->ndef.flags;
}
nfa_dm_act_conn_cback_notify(NFA_NDEF_DETECT_EVT, &conn_evt_data);
}
nfa_rw_cb.cur_op = NFA_RW_OP_MAX; /* clear current operation */
}
}
/*******************************************************************************
**
** Function nfa_rw_handle_tlv_detect
**
** Description Handler for TLV detection reader/writer event
**
** Returns Nothing
**
*******************************************************************************/
static void nfa_rw_handle_tlv_detect(tRW_EVENT event, tRW_DATA *p_rw_data)
{
tNFA_CONN_EVT_DATA conn_evt_data;
/* Set TLV detection state */
if (nfa_rw_cb.cur_op == NFA_RW_OP_SET_TAG_RO)
{
if(nfa_rw_cb.tlv_st == NFA_RW_TLV_DETECT_ST_OP_NOT_STARTED)
{
nfa_rw_cb.tlv_st = NFA_RW_TLV_DETECT_ST_LOCK_TLV_OP_COMPLETE;
}
else
{
nfa_rw_cb.tlv_st = NFA_RW_TLV_DETECT_ST_COMPLETE;
}
}
else
{
if(nfa_rw_cb.cur_op == NFA_RW_OP_DETECT_LOCK_TLV)
{
nfa_rw_cb.tlv_st |= NFA_RW_TLV_DETECT_ST_LOCK_TLV_OP_COMPLETE;
}
else if(nfa_rw_cb.cur_op == NFA_RW_OP_DETECT_MEM_TLV)
{
nfa_rw_cb.tlv_st |= NFA_RW_TLV_DETECT_ST_MEM_TLV_OP_COMPLETE;
}
}
/* Check if TLV detection succeeded */
if (p_rw_data->tlv.status == NFC_STATUS_OK)
{
NFA_TRACE_DEBUG1("TLV Detection succeeded: num_bytes=%i",p_rw_data->tlv.num_bytes);
/* Store tlv properties */
conn_evt_data.tlv_detect.status = NFA_STATUS_OK;
conn_evt_data.tlv_detect.protocol = p_rw_data->tlv.protocol;
conn_evt_data.tlv_detect.num_bytes = p_rw_data->tlv.num_bytes;
/* Determine what operation triggered the TLV detection procedure */
if(nfa_rw_cb.cur_op == NFA_RW_OP_SET_TAG_RO)
{
if (nfa_rw_config_tag_ro(nfa_rw_cb.b_hard_lock) != NFC_STATUS_OK)
{
/* Failed to set tag read only */
conn_evt_data.tlv_detect.status = NFA_STATUS_FAILED;
nfa_dm_act_conn_cback_notify(NFA_SET_TAG_RO_EVT, &conn_evt_data);
}
}
else
{
/* current op was stand-alone NFA_DetectTlv. Command complete - perform cleanup and notify app */
nfa_rw_command_complete();
nfa_dm_act_conn_cback_notify(NFA_TLV_DETECT_EVT, &conn_evt_data);
}
}
/* Handle failures */
if (p_rw_data->tlv.status != NFC_STATUS_OK)
{
/* Command complete - perform cleanup, notify the app */
nfa_rw_command_complete();
conn_evt_data.tlv_detect.status = NFA_STATUS_FAILED;
if( (nfa_rw_cb.cur_op == NFA_RW_OP_DETECT_LOCK_TLV)
||(nfa_rw_cb.cur_op == NFA_RW_OP_DETECT_MEM_TLV) )
{
nfa_dm_act_conn_cback_notify(NFA_TLV_DETECT_EVT, &conn_evt_data);
}
else if(nfa_rw_cb.cur_op == NFA_RW_OP_SET_TAG_RO)
{
if (nfa_rw_config_tag_ro(nfa_rw_cb.b_hard_lock) != NFC_STATUS_OK)
{
/* Failed to set tag read only */
conn_evt_data.tlv_detect.status = NFA_STATUS_FAILED;
nfa_dm_act_conn_cback_notify(NFA_SET_TAG_RO_EVT, &conn_evt_data);
}
}
}
}
/*******************************************************************************
**
** Function nfa_rw_handle_sleep_wakeup_rsp
**
** Description Handl sleep wakeup
**
** Returns Nothing
**
*******************************************************************************/
void nfa_rw_handle_sleep_wakeup_rsp (tNFC_STATUS status)
{
tNFC_ACTIVATE_DEVT activate_params;
tRW_EVENT event;
if ( (nfa_rw_cb.halt_event != RW_T2T_MAX_EVT)
&&(nfa_rw_cb.activated_tech_mode == NFC_DISCOVERY_TYPE_POLL_A)
&&(nfa_rw_cb.protocol == NFC_PROTOCOL_T2T)
&&(nfa_rw_cb.pa_sel_res == NFC_SEL_RES_NFC_FORUM_T2T) )
{
NFA_TRACE_DEBUG0("nfa_rw_handle_sleep_wakeup_rsp; Attempt to wake up Type 2 tag from HALT State is complete");
if (status == NFC_STATUS_OK)
{
/* Type 2 Tag is wakeup from HALT state */
NFA_TRACE_DEBUG0("nfa_rw_handle_sleep_wakeup_rsp; Handle the NACK rsp received now");
/* Initialize control block */
activate_params.protocol = nfa_rw_cb.protocol;
activate_params.rf_tech_param.param.pa.sel_rsp = nfa_rw_cb.pa_sel_res;
activate_params.rf_tech_param.mode = nfa_rw_cb.activated_tech_mode;
/* Initialize RW module */
if ((RW_SetActivatedTagType (&activate_params, nfa_rw_cback)) != NFC_STATUS_OK)
{
/* Log error (stay in NFA_RW_ST_ACTIVATED state until deactivation) */
NFA_TRACE_ERROR0("RW_SetActivatedTagType failed.");
if (nfa_rw_cb.halt_event == RW_T2T_READ_CPLT_EVT)
{
if (nfa_rw_cb.rw_data.data.p_data)
GKI_freebuf(nfa_rw_cb.rw_data.data.p_data);
nfa_rw_cb.rw_data.data.p_data = NULL;
}
/* Do not try to detect NDEF again but just notify current operation failed */
nfa_rw_cb.halt_event = RW_T2T_MAX_EVT;
}
}
/* The current operation failed with NACK rsp from type 2 tag */
nfa_rw_cb.rw_data.status = NFC_STATUS_FAILED;
event = nfa_rw_cb.halt_event;
/* Got NACK rsp during presence check and legacy presence check performed */
if (nfa_rw_cb.cur_op == NFA_RW_OP_PRESENCE_CHECK)
nfa_rw_cb.rw_data.status = status;
/* If cannot Sleep wakeup tag, then NDEF Detect operation is complete */
if ((status != NFC_STATUS_OK) && (nfa_rw_cb.halt_event == RW_T2T_NDEF_DETECT_EVT))
nfa_rw_cb.halt_event = RW_T2T_MAX_EVT;
nfa_rw_handle_t2t_evt (event, &nfa_rw_cb.rw_data);
nfa_rw_cb.halt_event = RW_T2T_MAX_EVT;
/* If Type 2 tag sleep wakeup failed and If in normal mode (not-exclusive RF mode) then deactivate the link if sleep wakeup failed */
if ((nfa_rw_cb.flags & NFA_RW_FL_NOT_EXCL_RF_MODE) && (status != NFC_STATUS_OK))
{
NFA_TRACE_DEBUG0("Sleep wakeup failed. Deactivating...");
nfa_dm_rf_deactivate (NFA_DEACTIVATE_TYPE_DISCOVERY);
}
}
else
{
NFA_TRACE_DEBUG0("nfa_rw_handle_sleep_wakeup_rsp; Legacy presence check performed");
/* Legacy presence check performed */
nfa_rw_handle_presence_check_rsp (status);
}
}
/*******************************************************************************
**
** Function nfa_rw_handle_presence_check_rsp
**
** Description Handler RW_T#t_PRESENCE_CHECK_EVT
**
** Returns Nothing
**
*******************************************************************************/
void nfa_rw_handle_presence_check_rsp (tNFC_STATUS status)
{
BT_HDR *p_pending_msg;
/* Stop the presence check timer - timer may have been started when presence check started */
nfa_rw_stop_presence_check_timer();
if (status == NFA_STATUS_OK)
{
/* Clear the BUSY flag and restart the presence-check timer */
nfa_rw_command_complete();
}
else
{
/* If presence check failed just clear the BUSY flag */
nfa_rw_cb.flags &= ~NFA_RW_FL_API_BUSY;
}
/* Handle presence check due to auto-presence-check */
if (nfa_rw_cb.flags & NFA_RW_FL_AUTO_PRESENCE_CHECK_BUSY)
{
nfa_rw_cb.flags &= ~NFA_RW_FL_AUTO_PRESENCE_CHECK_BUSY;
/* If an API was called during auto-presence-check, then handle it now */
if (nfa_rw_cb.p_pending_msg)
{
/* If NFA_RwPresenceCheck was called during auto-presence-check, notify app of result */
if (nfa_rw_cb.p_pending_msg->op_req.op == NFA_RW_OP_PRESENCE_CHECK)
{
/* Notify app of presence check status */
nfa_dm_act_conn_cback_notify(NFA_PRESENCE_CHECK_EVT, (tNFA_CONN_EVT_DATA *)&status);
GKI_freebuf(nfa_rw_cb.p_pending_msg);
nfa_rw_cb.p_pending_msg = NULL;
}
/* For all other APIs called during auto-presence check, perform the command now (if tag is still present) */
else if (status == NFC_STATUS_OK)
{
NFA_TRACE_DEBUG0("Performing deferred operation after presence check...");
p_pending_msg = (BT_HDR *)nfa_rw_cb.p_pending_msg;
nfa_rw_cb.p_pending_msg = NULL;
nfa_rw_handle_event(p_pending_msg);
GKI_freebuf (p_pending_msg);
}
else
{
/* Tag no longer present. Free command for pending API command */
GKI_freebuf(nfa_rw_cb.p_pending_msg);
nfa_rw_cb.p_pending_msg = NULL;
}
}
/* Auto-presence check failed. Deactivate */
if (status != NFC_STATUS_OK)
{
NFA_TRACE_DEBUG0("Auto presence check failed. Deactivating...");
nfa_dm_rf_deactivate (NFA_DEACTIVATE_TYPE_DISCOVERY);
}
}
/* Handle presence check due to NFA_RwPresenceCheck API call */
else
{
/* Notify app of presence check status */
nfa_dm_act_conn_cback_notify(NFA_PRESENCE_CHECK_EVT, (tNFA_CONN_EVT_DATA *)&status);
/* If in normal mode (not-exclusive RF mode) then deactivate the link if presence check failed */
if ((nfa_rw_cb.flags & NFA_RW_FL_NOT_EXCL_RF_MODE) && (status != NFC_STATUS_OK))
{
NFA_TRACE_DEBUG0("Presence check failed. Deactivating...");
nfa_dm_rf_deactivate (NFA_DEACTIVATE_TYPE_DISCOVERY);
}
}
}
/*******************************************************************************
**
** Function nfa_rw_handle_t1t_evt
**
** Description Handler for Type-1 tag reader/writer events
**
** Returns Nothing
**
*******************************************************************************/
static void nfa_rw_handle_t1t_evt (tRW_EVENT event, tRW_DATA *p_rw_data)
{
tNFA_CONN_EVT_DATA conn_evt_data;
conn_evt_data.status = p_rw_data->data.status;
switch (event)
{
case RW_T1T_RID_EVT:
case RW_T1T_RALL_CPLT_EVT:
case RW_T1T_READ_CPLT_EVT:
case RW_T1T_RSEG_CPLT_EVT:
case RW_T1T_READ8_CPLT_EVT:
nfa_rw_send_data_to_upper (p_rw_data);
/* Command complete - perform cleanup, notify the app */
nfa_rw_command_complete();
nfa_dm_act_conn_cback_notify(NFA_READ_CPLT_EVT, &conn_evt_data);
break;
case RW_T1T_WRITE_E_CPLT_EVT:
case RW_T1T_WRITE_NE_CPLT_EVT:
case RW_T1T_WRITE_E8_CPLT_EVT:
case RW_T1T_WRITE_NE8_CPLT_EVT:
nfa_rw_send_data_to_upper (p_rw_data);
/* Command complete - perform cleanup, notify the app */
nfa_rw_command_complete();
nfa_dm_act_conn_cback_notify(NFA_WRITE_CPLT_EVT, &conn_evt_data);
break;
case RW_T1T_TLV_DETECT_EVT:
nfa_rw_handle_tlv_detect(event, p_rw_data);
break;
case RW_T1T_NDEF_DETECT_EVT:
nfa_rw_cb.tlv_st = NFA_RW_TLV_DETECT_ST_COMPLETE;
if ( (p_rw_data->status != NFC_STATUS_OK)
&&(nfa_rw_cb.cur_op == NFA_RW_OP_WRITE_NDEF)
&&(p_rw_data->ndef.flags & NFA_RW_NDEF_FL_FORMATABLE) && (!(p_rw_data->ndef.flags & NFA_RW_NDEF_FL_FORMATED)) && (p_rw_data->ndef.flags & NFA_RW_NDEF_FL_SUPPORTED) )
{
/* Tag is in Initialized state, Format the tag first and then Write NDEF */
if (RW_T1tFormatNDef() == NFC_STATUS_OK)
break;
}
nfa_rw_handle_ndef_detect(event, p_rw_data);
break;
case RW_T1T_NDEF_READ_EVT:
nfa_rw_cb.tlv_st = NFA_RW_TLV_DETECT_ST_COMPLETE;
if (p_rw_data->status == NFC_STATUS_OK)
{
/* Process the ndef record */
nfa_dm_ndef_handle_message(NFA_STATUS_OK, nfa_rw_cb.p_ndef_buf, nfa_rw_cb.ndef_cur_size);
}
else
{
/* Notify app of failure */
if (nfa_rw_cb.cur_op == NFA_RW_OP_READ_NDEF)
{
/* If current operation is READ_NDEF, then notify ndef handlers of failure */
nfa_dm_ndef_handle_message(NFA_STATUS_FAILED, NULL, 0);
}
}
/* Command complete - perform cleanup, notify the app */
nfa_rw_command_complete();
nfa_dm_act_conn_cback_notify(NFA_READ_CPLT_EVT, &conn_evt_data);
/* Free ndef buffer */
nfa_rw_free_ndef_rx_buf();
break;
case RW_T1T_NDEF_WRITE_EVT:
if (p_rw_data->data.status != NFA_STATUS_OK)
nfa_rw_cb.ndef_st = NFA_RW_NDEF_ST_UNKNOWN;
nfa_rw_cb.tlv_st = NFA_RW_TLV_DETECT_ST_COMPLETE;
/* Command complete - perform cleanup, notify the app */
nfa_rw_command_complete();
/* Notify app */
conn_evt_data.status = (p_rw_data->data.status == NFC_STATUS_OK) ? NFA_STATUS_OK : NFA_STATUS_FAILED;
if (nfa_rw_cb.cur_op == NFA_RW_OP_WRITE_NDEF)
{
/* Update local cursize of ndef message */
nfa_rw_cb.ndef_cur_size = nfa_rw_cb.ndef_wr_len;
}
/* Notify app of ndef write complete status */
nfa_dm_act_conn_cback_notify(NFA_WRITE_CPLT_EVT, &conn_evt_data);
break;
case RW_T1T_SET_TAG_RO_EVT:
/* Command complete - perform cleanup, notify the app */
nfa_rw_command_complete();
nfa_dm_act_conn_cback_notify(NFA_SET_TAG_RO_EVT, &conn_evt_data);
break;
case RW_T1T_RAW_FRAME_EVT:
nfa_rw_send_data_to_upper (p_rw_data);
/* Command complete - perform cleanup */
nfa_rw_command_complete();
break;
case RW_T1T_PRESENCE_CHECK_EVT: /* Presence check completed */
nfa_rw_handle_presence_check_rsp(p_rw_data->status);
break;
case RW_T1T_FORMAT_CPLT_EVT:
if (p_rw_data->data.status == NFA_STATUS_OK)
nfa_rw_cb.ndef_st = NFA_RW_NDEF_ST_UNKNOWN;
if (nfa_rw_cb.cur_op == NFA_RW_OP_WRITE_NDEF)
{
/* if format operation was done as part of ndef-write operation, now start NDEF Write */
if ( (p_rw_data->data.status != NFA_STATUS_OK)
||((conn_evt_data.status = RW_T1tDetectNDef ()) != NFC_STATUS_OK) )
{
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
nfa_rw_cb.ndef_st = NFA_RW_NDEF_ST_FALSE;
/* if format operation failed or ndef detection did not start, then notify app of ndef-write operation failure */
conn_evt_data.status = NFA_STATUS_FAILED;
nfa_dm_act_conn_cback_notify(NFA_WRITE_CPLT_EVT, &conn_evt_data);
}
}
else
{
/* Command complete - perform cleanup, notify the app */
nfa_rw_command_complete();
nfa_dm_act_conn_cback_notify(NFA_FORMAT_CPLT_EVT, &conn_evt_data);
}
break;
case RW_T1T_INTF_ERROR_EVT:
nfa_dm_act_conn_cback_notify(NFA_RW_INTF_ERROR_EVT, &conn_evt_data);
break;
}
}
/*******************************************************************************
**
** Function nfa_rw_handle_t2t_evt
**
** Description Handler for Type-2 tag reader/writer events
**
** Returns Nothing
**
*******************************************************************************/
static void nfa_rw_handle_t2t_evt (tRW_EVENT event, tRW_DATA *p_rw_data)
{
tNFA_CONN_EVT_DATA conn_evt_data;
conn_evt_data.status = p_rw_data->status;
if (p_rw_data->status == NFC_STATUS_REJECTED)
{
NFA_TRACE_DEBUG0("nfa_rw_handle_t2t_evt(); Waking the tag first before handling the response!");
/* Received NACK. Let DM wakeup the tag first (by putting tag to sleep and then waking it up) */
if ((p_rw_data->status = nfa_dm_disc_sleep_wakeup ()) == NFC_STATUS_OK)
{
nfa_rw_cb.halt_event = event;
memcpy (&nfa_rw_cb.rw_data, p_rw_data, sizeof (tRW_DATA));
return;
}
}
switch (event)
{
case RW_T2T_READ_CPLT_EVT: /* Read completed */
nfa_rw_send_data_to_upper (p_rw_data);
/* Command complete - perform cleanup, notify the app */
nfa_rw_command_complete();
nfa_dm_act_conn_cback_notify (NFA_READ_CPLT_EVT, &conn_evt_data);
break;
case RW_T2T_WRITE_CPLT_EVT: /* Write completed */
/* Command complete - perform cleanup, notify the app */
nfa_rw_command_complete();
nfa_dm_act_conn_cback_notify (NFA_WRITE_CPLT_EVT, &conn_evt_data);
break;
case RW_T2T_SELECT_CPLT_EVT: /* Sector select completed */
/* Command complete - perform cleanup, notify the app */
nfa_rw_command_complete();
nfa_dm_act_conn_cback_notify (NFA_SELECT_CPLT_EVT, &conn_evt_data);
break;
case RW_T2T_NDEF_DETECT_EVT: /* NDEF detection complete */
if ( (p_rw_data->status == NFC_STATUS_OK)
||((p_rw_data->status == NFC_STATUS_FAILED) && ((p_rw_data->ndef.flags == NFA_RW_NDEF_FL_UNKNOWN) || (nfa_rw_cb.halt_event == RW_T2T_MAX_EVT)))
||(nfa_rw_cb.skip_dyn_locks == TRUE) )
{
/* NDEF Detection is complete */
nfa_rw_cb.skip_dyn_locks = FALSE;
nfa_rw_handle_ndef_detect (event, p_rw_data);
}
else
{
/* Try to detect NDEF again, this time without reading dynamic lock bytes */
nfa_rw_cb.skip_dyn_locks = TRUE;
nfa_rw_detect_ndef (NULL);
}
break;
case RW_T2T_TLV_DETECT_EVT: /* Lock control/Mem/Prop tlv detection complete */
nfa_rw_handle_tlv_detect(event, p_rw_data);
break;
case RW_T2T_NDEF_READ_EVT: /* NDEF read completed */
if (p_rw_data->status == NFC_STATUS_OK)
{
/* Process the ndef record */
nfa_dm_ndef_handle_message(NFA_STATUS_OK, nfa_rw_cb.p_ndef_buf, nfa_rw_cb.ndef_cur_size);
}
else
{
/* Notify app of failure */
if (nfa_rw_cb.cur_op == NFA_RW_OP_READ_NDEF)
{
/* If current operation is READ_NDEF, then notify ndef handlers of failure */
nfa_dm_ndef_handle_message(NFA_STATUS_FAILED, NULL, 0);
}
}
/* Notify app of read status */
conn_evt_data.status = p_rw_data->status;
nfa_dm_act_conn_cback_notify(NFA_READ_CPLT_EVT, &conn_evt_data);
/* Free ndef buffer */
nfa_rw_free_ndef_rx_buf();
/* Command complete - perform cleanup */
nfa_rw_command_complete();
break;
case RW_T2T_NDEF_WRITE_EVT: /* NDEF write complete */
/* Command complete - perform cleanup, notify the app */
nfa_rw_command_complete();
/* Notify app */
conn_evt_data.status = (p_rw_data->data.status == NFC_STATUS_OK) ? NFA_STATUS_OK : NFA_STATUS_FAILED;
if (nfa_rw_cb.cur_op == NFA_RW_OP_WRITE_NDEF)
{
/* Update local cursize of ndef message */
nfa_rw_cb.ndef_cur_size = nfa_rw_cb.ndef_wr_len;
}
/* Notify app of ndef write complete status */
nfa_dm_act_conn_cback_notify(NFA_WRITE_CPLT_EVT, &conn_evt_data);
break;
case RW_T2T_SET_TAG_RO_EVT:
/* Command complete - perform cleanup, notify the app */
nfa_rw_command_complete();
nfa_dm_act_conn_cback_notify(NFA_SET_TAG_RO_EVT, &conn_evt_data);
break;
case RW_T2T_RAW_FRAME_EVT:
nfa_rw_send_data_to_upper (p_rw_data);
/* Command complete - perform cleanup */
if (p_rw_data->status != NFC_STATUS_CONTINUE)
{
nfa_rw_command_complete();
}
break;
case RW_T2T_PRESENCE_CHECK_EVT: /* Presence check completed */
nfa_rw_handle_presence_check_rsp(p_rw_data->status);
break;
case RW_T2T_FORMAT_CPLT_EVT:
if (p_rw_data->data.status == NFA_STATUS_OK)
nfa_rw_cb.ndef_st = NFA_RW_NDEF_ST_UNKNOWN;
/* Command complete - perform cleanup, notify the app */
nfa_rw_command_complete();
nfa_dm_act_conn_cback_notify(NFA_FORMAT_CPLT_EVT, &conn_evt_data);
break;
case RW_T2T_INTF_ERROR_EVT:
nfa_dm_act_conn_cback_notify(NFA_RW_INTF_ERROR_EVT, &conn_evt_data);
break;
}
}
/*******************************************************************************
**
** Function nfa_rw_handle_t3t_evt
**
** Description Handler for Type-3 tag reader/writer events
**
** Returns Nothing
**
*******************************************************************************/
static void nfa_rw_handle_t3t_evt (tRW_EVENT event, tRW_DATA *p_rw_data)
{
tNFA_CONN_EVT_DATA conn_evt_data;
tNFA_TAG_PARAMS tag_params;
switch (event)
{
case RW_T3T_NDEF_DETECT_EVT: /* NDEF detection complete */
nfa_rw_handle_ndef_detect(event, p_rw_data);
break;
case RW_T3T_UPDATE_CPLT_EVT: /* Write completed */
/* Command complete - perform cleanup, notify the app */
nfa_rw_command_complete();
/* Notify app */
conn_evt_data.status = (p_rw_data->data.status == NFC_STATUS_OK) ? NFA_STATUS_OK : NFA_STATUS_FAILED;
if (nfa_rw_cb.cur_op == NFA_RW_OP_WRITE_NDEF)
{
/* Update local cursize of ndef message */
nfa_rw_cb.ndef_cur_size = nfa_rw_cb.ndef_wr_len;
}
/* Notify app of ndef write complete status */
nfa_dm_act_conn_cback_notify(NFA_WRITE_CPLT_EVT, &conn_evt_data);
break;
case RW_T3T_CHECK_CPLT_EVT: /* Read completed */
if (p_rw_data->status == NFC_STATUS_OK)
{
/* Process the ndef record */
nfa_dm_ndef_handle_message(NFA_STATUS_OK, nfa_rw_cb.p_ndef_buf, nfa_rw_cb.ndef_cur_size);
}
else
{
/* Notify app of failure */
if (nfa_rw_cb.cur_op == NFA_RW_OP_READ_NDEF)
{
/* If current operation is READ_NDEF, then notify ndef handlers of failure */
nfa_dm_ndef_handle_message(NFA_STATUS_FAILED, NULL, 0);
}
}
/* Free ndef buffer */
nfa_rw_free_ndef_rx_buf();
/* Command complete - perform cleanup, notify the app */
nfa_rw_command_complete();
conn_evt_data.status = p_rw_data->status;
nfa_dm_act_conn_cback_notify(NFA_READ_CPLT_EVT, &conn_evt_data);
break;
case RW_T3T_CHECK_EVT: /* Segment of data received from type 3 tag */
if (nfa_rw_cb.cur_op == NFA_RW_OP_READ_NDEF)
{
nfa_rw_store_ndef_rx_buf (p_rw_data);
}
else
{
nfa_rw_send_data_to_upper (p_rw_data);
}
break;
case RW_T3T_RAW_FRAME_EVT: /* SendRawFrame response */
nfa_rw_send_data_to_upper (p_rw_data);
if (p_rw_data->status != NFC_STATUS_CONTINUE)
{
/* Command complete - perform cleanup */
nfa_rw_command_complete();
}
break;
case RW_T3T_PRESENCE_CHECK_EVT: /* Presence check completed */
nfa_rw_handle_presence_check_rsp(p_rw_data->status);
break;
case RW_T3T_GET_SYSTEM_CODES_EVT: /* Presence check completed */
/* Command complete - perform cleanup */
nfa_rw_command_complete();
/* System codes retrieved - notify app of ACTIVATION */
if (p_rw_data->status == NFC_STATUS_OK)
{
tag_params.t3t.num_system_codes = p_rw_data->t3t_sc.num_system_codes;
tag_params.t3t.p_system_codes = p_rw_data->t3t_sc.p_system_codes;
}
else
{
tag_params.t3t.num_system_codes = 0;
tag_params.t3t.p_system_codes = NULL;
}
nfa_dm_notify_activation_status(NFA_STATUS_OK, &tag_params);
break;
case RW_T3T_FORMAT_CPLT_EVT: /* Format completed */
/* Command complete - perform cleanup, notify the app */
nfa_rw_command_complete();
/* Notify app */
conn_evt_data.status = (p_rw_data->data.status == NFC_STATUS_OK) ? NFA_STATUS_OK : NFA_STATUS_FAILED;
/* Notify app of ndef write complete status */
nfa_dm_act_conn_cback_notify(NFA_FORMAT_CPLT_EVT, &conn_evt_data);
break;
case RW_T3T_INTF_ERROR_EVT:
conn_evt_data.status = p_rw_data->status;
nfa_dm_act_conn_cback_notify(NFA_RW_INTF_ERROR_EVT, &conn_evt_data);
break;
case RW_T3T_SET_READ_ONLY_CPLT_EVT:
/* Command complete - perform cleanup, notify the app */
nfa_rw_command_complete();
conn_evt_data.status = p_rw_data->status;
nfa_dm_act_conn_cback_notify(NFA_SET_TAG_RO_EVT, &conn_evt_data);
break;
default:
NFA_TRACE_DEBUG1("nfa_rw_handle_t3t_evt(); Unhandled RW event 0x%X", event);
break;
}
}
/*******************************************************************************
**
** Function nfa_rw_handle_t4t_evt
**
** Description Handler for Type-4 tag reader/writer events
**
** Returns Nothing
**
*******************************************************************************/
static void nfa_rw_handle_t4t_evt (tRW_EVENT event, tRW_DATA *p_rw_data)
{
tNFA_CONN_EVT_DATA conn_evt_data;
switch (event)
{
case RW_T4T_NDEF_DETECT_EVT : /* Result of NDEF detection procedure */
nfa_rw_handle_ndef_detect(event, p_rw_data);
break;
case RW_T4T_NDEF_READ_EVT: /* Segment of data received from type 4 tag */
if (nfa_rw_cb.cur_op == NFA_RW_OP_READ_NDEF)
{
nfa_rw_store_ndef_rx_buf (p_rw_data);
}
else
{
nfa_rw_send_data_to_upper (p_rw_data);
}
break;
case RW_T4T_NDEF_READ_CPLT_EVT: /* Read operation completed */
if (nfa_rw_cb.cur_op == NFA_RW_OP_READ_NDEF)
{
nfa_rw_store_ndef_rx_buf (p_rw_data);
/* Process the ndef record */
nfa_dm_ndef_handle_message (NFA_STATUS_OK, nfa_rw_cb.p_ndef_buf, nfa_rw_cb.ndef_cur_size);
/* Free ndef buffer */
nfa_rw_free_ndef_rx_buf();
}
else
{
nfa_rw_send_data_to_upper (p_rw_data);
}
/* Command complete - perform cleanup, notify the app */
nfa_rw_command_complete();
nfa_rw_cb.cur_op = NFA_RW_OP_MAX;
conn_evt_data.status = NFC_STATUS_OK;
nfa_dm_act_conn_cback_notify(NFA_READ_CPLT_EVT, &conn_evt_data);
break;
case RW_T4T_NDEF_READ_FAIL_EVT: /* Read operation failed */
if (nfa_rw_cb.cur_op == NFA_RW_OP_READ_NDEF)
{
/* If current operation is READ_NDEF, then notify ndef handlers of failure */
nfa_dm_ndef_handle_message(NFA_STATUS_FAILED, NULL, 0);
/* Free ndef buffer */
nfa_rw_free_ndef_rx_buf();
}
/* Command complete - perform cleanup, notify the app */
nfa_rw_command_complete();
nfa_rw_cb.cur_op = NFA_RW_OP_MAX;
conn_evt_data.status = NFA_STATUS_FAILED;
nfa_dm_act_conn_cback_notify(NFA_READ_CPLT_EVT, &conn_evt_data);
break;
case RW_T4T_NDEF_UPDATE_CPLT_EVT: /* Update operation completed */
case RW_T4T_NDEF_UPDATE_FAIL_EVT: /* Update operation failed */
if (nfa_rw_cb.cur_op == NFA_RW_OP_WRITE_NDEF)
{
/* Update local cursize of ndef message */
nfa_rw_cb.ndef_cur_size = nfa_rw_cb.ndef_wr_len;
}
/* Notify app */
if (event == RW_T4T_NDEF_UPDATE_CPLT_EVT)
conn_evt_data.status = NFA_STATUS_OK;
else
conn_evt_data.status = NFA_STATUS_FAILED;
/* Command complete - perform cleanup, notify the app */
nfa_rw_command_complete();
nfa_rw_cb.cur_op = NFA_RW_OP_MAX;
nfa_dm_act_conn_cback_notify(NFA_WRITE_CPLT_EVT, &conn_evt_data);
break;
case RW_T4T_RAW_FRAME_EVT: /* Raw Frame data event */
nfa_rw_send_data_to_upper (p_rw_data);
if (p_rw_data->status != NFC_STATUS_CONTINUE)
{
/* Command complete - perform cleanup */
nfa_rw_command_complete();
nfa_rw_cb.cur_op = NFA_RW_OP_MAX;
}
break;
case RW_T4T_SET_TO_RO_EVT: /* Tag is set as read only */
conn_evt_data.status = p_rw_data->status;
nfa_dm_act_conn_cback_notify(NFA_SET_TAG_RO_EVT, &conn_evt_data);
nfa_rw_command_complete();
nfa_rw_cb.cur_op = NFA_RW_OP_MAX;
break;
case RW_T4T_INTF_ERROR_EVT: /* RF Interface error event */
conn_evt_data.status = p_rw_data->status;
nfa_dm_act_conn_cback_notify(NFA_RW_INTF_ERROR_EVT, &conn_evt_data);
nfa_rw_command_complete();
nfa_rw_cb.cur_op = NFA_RW_OP_MAX;
break;
case RW_T4T_PRESENCE_CHECK_EVT: /* Presence check completed */
nfa_rw_handle_presence_check_rsp(p_rw_data->status);
break;
default:
NFA_TRACE_DEBUG1("nfa_rw_handle_t4t_evt(); Unhandled RW event 0x%X", event);
break;
}
}
/*******************************************************************************
**
** Function nfa_rw_handle_i93_evt
**
** Description Handler for ISO 15693 tag reader/writer events
**
** Returns Nothing
**
*******************************************************************************/
static void nfa_rw_handle_i93_evt (tRW_EVENT event, tRW_DATA *p_rw_data)
{
tNFA_CONN_EVT_DATA conn_evt_data;
tNFA_TAG_PARAMS i93_params;
switch (event)
{
case RW_I93_NDEF_DETECT_EVT : /* Result of NDEF detection procedure */
nfa_rw_handle_ndef_detect(event, p_rw_data);
break;
case RW_I93_NDEF_READ_EVT: /* Segment of data received from type 4 tag */
if (nfa_rw_cb.cur_op == NFA_RW_OP_READ_NDEF)
{
nfa_rw_store_ndef_rx_buf (p_rw_data);
}
else
{
nfa_rw_send_data_to_upper (p_rw_data);
}
break;
case RW_I93_NDEF_READ_CPLT_EVT: /* Read operation completed */
if (nfa_rw_cb.cur_op == NFA_RW_OP_READ_NDEF)
{
nfa_rw_store_ndef_rx_buf (p_rw_data);
/* Process the ndef record */
nfa_dm_ndef_handle_message (NFA_STATUS_OK, nfa_rw_cb.p_ndef_buf, nfa_rw_cb.ndef_cur_size);
/* Free ndef buffer */
nfa_rw_free_ndef_rx_buf();
}
else
{
nfa_rw_send_data_to_upper (p_rw_data);
}
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
nfa_rw_cb.cur_op = NFA_RW_OP_MAX; /* clear current operation */
conn_evt_data.status = NFC_STATUS_OK;
nfa_dm_act_conn_cback_notify(NFA_READ_CPLT_EVT, &conn_evt_data);
break;
case RW_I93_NDEF_READ_FAIL_EVT: /* Read operation failed */
if (nfa_rw_cb.cur_op == NFA_RW_OP_READ_NDEF)
{
/* If current operation is READ_NDEF, then notify ndef handlers of failure */
nfa_dm_ndef_handle_message(NFA_STATUS_FAILED, NULL, 0);
/* Free ndef buffer */
nfa_rw_free_ndef_rx_buf();
}
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
nfa_rw_cb.cur_op = NFA_RW_OP_MAX; /* clear current operation */
conn_evt_data.status = NFA_STATUS_FAILED;
nfa_dm_act_conn_cback_notify(NFA_READ_CPLT_EVT, &conn_evt_data);
break;
case RW_I93_NDEF_UPDATE_CPLT_EVT: /* Update operation completed */
case RW_I93_NDEF_UPDATE_FAIL_EVT: /* Update operation failed */
if (nfa_rw_cb.cur_op == NFA_RW_OP_WRITE_NDEF)
{
/* Update local cursize of ndef message */
nfa_rw_cb.ndef_cur_size = nfa_rw_cb.ndef_wr_len;
}
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
nfa_rw_cb.cur_op = NFA_RW_OP_MAX; /* clear current operation */
if (event == RW_I93_NDEF_UPDATE_CPLT_EVT)
conn_evt_data.status = NFA_STATUS_OK;
else
conn_evt_data.status = NFA_STATUS_FAILED;
/* Notify app of ndef write complete status */
nfa_dm_act_conn_cback_notify(NFA_WRITE_CPLT_EVT, &conn_evt_data);
break;
case RW_I93_RAW_FRAME_EVT: /* Raw Frame data event */
nfa_rw_send_data_to_upper (p_rw_data);
if (p_rw_data->status != NFC_STATUS_CONTINUE)
{
/* Command complete - perform cleanup */
nfa_rw_command_complete();
}
break;
case RW_I93_INTF_ERROR_EVT: /* RF Interface error event */
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
if (nfa_rw_cb.flags & NFA_RW_FL_ACTIVATION_NTF_PENDING)
{
nfa_rw_cb.flags &= ~NFA_RW_FL_ACTIVATION_NTF_PENDING;
memset (&i93_params, 0x00, sizeof (tNFA_TAG_PARAMS));
memcpy (i93_params.i93.uid, nfa_rw_cb.i93_uid, I93_UID_BYTE_LEN);
nfa_dm_notify_activation_status (NFA_STATUS_OK, &i93_params);
}
else
{
conn_evt_data.status = p_rw_data->status;
nfa_dm_act_conn_cback_notify(NFA_RW_INTF_ERROR_EVT, &conn_evt_data);
}
nfa_rw_cb.cur_op = NFA_RW_OP_MAX; /* clear current operation */
break;
case RW_I93_PRESENCE_CHECK_EVT: /* Presence check completed */
nfa_rw_handle_presence_check_rsp(p_rw_data->status);
break;
case RW_I93_FORMAT_CPLT_EVT: /* Format procedure complete */
if (p_rw_data->data.status == NFA_STATUS_OK)
nfa_rw_cb.ndef_st = NFA_RW_NDEF_ST_UNKNOWN;
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
nfa_rw_cb.cur_op = NFA_RW_OP_MAX; /* clear current operation */
conn_evt_data.status = p_rw_data->status;
nfa_dm_act_conn_cback_notify(NFA_FORMAT_CPLT_EVT, &conn_evt_data);
break;
case RW_I93_SET_TAG_RO_EVT: /* Set read-only procedure complete */
nfa_rw_cb.flags |= NFA_RW_FL_TAG_IS_READONLY;
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
nfa_rw_cb.cur_op = NFA_RW_OP_MAX; /* clear current operation */
conn_evt_data.status = p_rw_data->status;
nfa_dm_act_conn_cback_notify(NFA_SET_TAG_RO_EVT, &conn_evt_data);
break;
case RW_I93_INVENTORY_EVT: /* Response of Inventory */
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
conn_evt_data.i93_cmd_cplt.status = p_rw_data->i93_inventory.status;
conn_evt_data.i93_cmd_cplt.sent_command = I93_CMD_INVENTORY;
conn_evt_data.i93_cmd_cplt.params.inventory.dsfid = p_rw_data->i93_inventory.dsfid;
memcpy (conn_evt_data.i93_cmd_cplt.params.inventory.uid,
p_rw_data->i93_inventory.uid,
I93_UID_BYTE_LEN);
nfa_dm_act_conn_cback_notify(NFA_I93_CMD_CPLT_EVT, &conn_evt_data);
nfa_rw_cb.cur_op = NFA_RW_OP_MAX; /* clear current operation */
break;
case RW_I93_DATA_EVT: /* Response of Read, Get Multi Security */
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
conn_evt_data.data.p_data = (UINT8 *)(p_rw_data->i93_data.p_data + 1) + p_rw_data->i93_data.p_data->offset;
if (nfa_rw_cb.flags & NFA_RW_FL_ACTIVATION_NTF_PENDING)
{
nfa_rw_cb.flags &= ~NFA_RW_FL_ACTIVATION_NTF_PENDING;
i93_params.i93.info_flags = (I93_INFO_FLAG_DSFID|I93_INFO_FLAG_MEM_SIZE|I93_INFO_FLAG_AFI);
i93_params.i93.afi = *(conn_evt_data.data.p_data + nfa_rw_cb.i93_afi_location % nfa_rw_cb.i93_block_size);
i93_params.i93.dsfid = nfa_rw_cb.i93_dsfid;
i93_params.i93.block_size = nfa_rw_cb.i93_block_size;
i93_params.i93.num_block = nfa_rw_cb.i93_num_block;
memcpy (i93_params.i93.uid, nfa_rw_cb.i93_uid, I93_UID_BYTE_LEN);
nfa_dm_notify_activation_status (NFA_STATUS_OK, &i93_params);
}
else
{
conn_evt_data.data.len = p_rw_data->i93_data.p_data->len;
nfa_dm_act_conn_cback_notify(NFA_DATA_EVT, &conn_evt_data);
}
GKI_freebuf(p_rw_data->i93_data.p_data);
p_rw_data->i93_data.p_data = NULL;
nfa_rw_cb.cur_op = NFA_RW_OP_MAX; /* clear current operation */
break;
case RW_I93_SYS_INFO_EVT: /* Response of System Information */
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
if (nfa_rw_cb.flags & NFA_RW_FL_ACTIVATION_NTF_PENDING)
{
nfa_rw_cb.flags &= ~NFA_RW_FL_ACTIVATION_NTF_PENDING;
nfa_rw_cb.i93_block_size = p_rw_data->i93_sys_info.block_size;
nfa_rw_cb.i93_num_block = p_rw_data->i93_sys_info.num_block;
i93_params.i93.info_flags = p_rw_data->i93_sys_info.info_flags;
i93_params.i93.dsfid = p_rw_data->i93_sys_info.dsfid;
i93_params.i93.afi = p_rw_data->i93_sys_info.afi;
i93_params.i93.num_block = p_rw_data->i93_sys_info.num_block;
i93_params.i93.block_size = p_rw_data->i93_sys_info.block_size;
i93_params.i93.IC_reference = p_rw_data->i93_sys_info.IC_reference;
memcpy (i93_params.i93.uid, p_rw_data->i93_sys_info.uid, I93_UID_BYTE_LEN);
nfa_dm_notify_activation_status (NFA_STATUS_OK, &i93_params);
}
else
{
conn_evt_data.i93_cmd_cplt.status = p_rw_data->i93_sys_info.status;
conn_evt_data.i93_cmd_cplt.sent_command = I93_CMD_GET_SYS_INFO;
conn_evt_data.i93_cmd_cplt.params.sys_info.info_flags = p_rw_data->i93_sys_info.info_flags;
memcpy (conn_evt_data.i93_cmd_cplt.params.sys_info.uid,
p_rw_data->i93_sys_info.uid,
I93_UID_BYTE_LEN);
conn_evt_data.i93_cmd_cplt.params.sys_info.dsfid = p_rw_data->i93_sys_info.dsfid;
conn_evt_data.i93_cmd_cplt.params.sys_info.afi = p_rw_data->i93_sys_info.afi;
conn_evt_data.i93_cmd_cplt.params.sys_info.num_block = p_rw_data->i93_sys_info.num_block;
conn_evt_data.i93_cmd_cplt.params.sys_info.block_size = p_rw_data->i93_sys_info.block_size;
conn_evt_data.i93_cmd_cplt.params.sys_info.IC_reference = p_rw_data->i93_sys_info.IC_reference;
/* store tag memory information for writing blocks */
nfa_rw_cb.i93_block_size = p_rw_data->i93_sys_info.block_size;
nfa_rw_cb.i93_num_block = p_rw_data->i93_sys_info.num_block;
nfa_dm_act_conn_cback_notify(NFA_I93_CMD_CPLT_EVT, &conn_evt_data);
}
nfa_rw_cb.cur_op = NFA_RW_OP_MAX; /* clear current operation */
break;
case RW_I93_CMD_CMPL_EVT: /* Command complete */
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
if (nfa_rw_cb.flags & NFA_RW_FL_ACTIVATION_NTF_PENDING)
{
/* Reader got error code from tag */
nfa_rw_cb.flags &= ~NFA_RW_FL_ACTIVATION_NTF_PENDING;
memset (&i93_params, 0x00, sizeof(i93_params));
memcpy (i93_params.i93.uid, nfa_rw_cb.i93_uid, I93_UID_BYTE_LEN);
nfa_dm_notify_activation_status (NFA_STATUS_OK, &i93_params);
}
else
{
conn_evt_data.i93_cmd_cplt.status = p_rw_data->i93_cmd_cmpl.status;
conn_evt_data.i93_cmd_cplt.sent_command = p_rw_data->i93_cmd_cmpl.command;
if (conn_evt_data.i93_cmd_cplt.status != NFC_STATUS_OK)
conn_evt_data.i93_cmd_cplt.params.error_code = p_rw_data->i93_cmd_cmpl.error_code;
nfa_dm_act_conn_cback_notify(NFA_I93_CMD_CPLT_EVT, &conn_evt_data);
}
nfa_rw_cb.cur_op = NFA_RW_OP_MAX; /* clear current operation */
break;
default:
NFA_TRACE_DEBUG1("nfa_rw_handle_i93_evt(); Unhandled RW event 0x%X", event);
break;
}
}
/*******************************************************************************
**
** Function nfa_rw_cback
**
** Description Callback for reader/writer event notification
**
** Returns Nothing
**
*******************************************************************************/
static void nfa_rw_cback (tRW_EVENT event, tRW_DATA *p_rw_data)
{
NFA_TRACE_DEBUG1("nfa_rw_cback: event=0x%02x", event);
/* Call appropriate event handler for tag type */
if (event < RW_T1T_MAX_EVT)
{
/* Handle Type-1 tag events */
nfa_rw_handle_t1t_evt(event, p_rw_data);
}
else if (event < RW_T2T_MAX_EVT)
{
/* Handle Type-2 tag events */
nfa_rw_handle_t2t_evt(event, p_rw_data);
}
else if (event < RW_T3T_MAX_EVT)
{
/* Handle Type-3 tag events */
nfa_rw_handle_t3t_evt(event, p_rw_data);
}
else if (event < RW_T4T_MAX_EVT)
{
/* Handle Type-4 tag events */
nfa_rw_handle_t4t_evt(event, p_rw_data);
}
else if (event < RW_I93_MAX_EVT)
{
/* Handle ISO 15693 tag events */
nfa_rw_handle_i93_evt(event, p_rw_data);
}
else
{
NFA_TRACE_ERROR1("nfa_rw_cback: unhandled event=0x%02x", event);
}
}
/*******************************************************************************
**
** Function nfa_rw_start_ndef_detection
**
** Description Start NDEF detection on activated tag
**
** Returns Nothing
**
*******************************************************************************/
static tNFC_STATUS nfa_rw_start_ndef_detection(void)
{
tNFC_PROTOCOL protocol = nfa_rw_cb.protocol;
tNFC_STATUS status = NFC_STATUS_FAILED;
switch (protocol)
{
case NFC_PROTOCOL_T1T: /* Type1Tag - NFC-A */
status = RW_T1tDetectNDef();
break;
case NFC_PROTOCOL_T2T: /* Type2Tag - NFC-A */
if (nfa_rw_cb.pa_sel_res == NFC_SEL_RES_NFC_FORUM_T2T)
{
status = RW_T2tDetectNDef(nfa_rw_cb.skip_dyn_locks);
}
break;
case NFC_PROTOCOL_T3T: /* Type3Tag - NFC-F */
status = RW_T3tDetectNDef();
break;
case NFC_PROTOCOL_ISO_DEP: /* ISODEP/4A,4B- NFC-A or NFC-B */
status = RW_T4tDetectNDef();
break;
case NFC_PROTOCOL_15693: /* ISO 15693 */
status = RW_I93DetectNDef();
break;
default:
break;
}
return(status);
}
/*******************************************************************************
**
** Function nfa_rw_start_ndef_read
**
** Description Start NDEF read on activated tag
**
** Returns Nothing
**
*******************************************************************************/
static tNFC_STATUS nfa_rw_start_ndef_read(void)
{
tNFC_PROTOCOL protocol = nfa_rw_cb.protocol;
tNFC_STATUS status = NFC_STATUS_FAILED;
tNFA_CONN_EVT_DATA conn_evt_data;
/* Handle zero length NDEF message */
if (nfa_rw_cb.ndef_cur_size == 0)
{
NFA_TRACE_DEBUG0("NDEF message is zero-length");
/* Send zero-lengh NDEF message to ndef callback */
nfa_dm_ndef_handle_message(NFA_STATUS_OK, NULL, 0);
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
conn_evt_data.status = NFA_STATUS_OK;
nfa_dm_act_conn_cback_notify(NFA_READ_CPLT_EVT, &conn_evt_data);
return NFC_STATUS_OK;
}
/* Allocate buffer for incoming NDEF message (free previous NDEF rx buffer, if needed) */
nfa_rw_free_ndef_rx_buf ();
if ((nfa_rw_cb.p_ndef_buf = (UINT8 *)nfa_mem_co_alloc(nfa_rw_cb.ndef_cur_size)) == NULL)
{
NFA_TRACE_ERROR1("Unable to allocate a buffer for reading NDEF (size=%i)", nfa_rw_cb.ndef_cur_size);
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
conn_evt_data.status = NFA_STATUS_FAILED;
nfa_dm_act_conn_cback_notify(NFA_READ_CPLT_EVT, &conn_evt_data);
return NFC_STATUS_FAILED;
}
nfa_rw_cb.ndef_rd_offset = 0;
switch (protocol)
{
case NFC_PROTOCOL_T1T: /* Type1Tag - NFC-A */
status = RW_T1tReadNDef(nfa_rw_cb.p_ndef_buf,(UINT16)nfa_rw_cb.ndef_cur_size);
break;
case NFC_PROTOCOL_T2T: /* Type2Tag - NFC-A */
if (nfa_rw_cb.pa_sel_res == NFC_SEL_RES_NFC_FORUM_T2T)
{
status = RW_T2tReadNDef(nfa_rw_cb.p_ndef_buf,(UINT16)nfa_rw_cb.ndef_cur_size);
}
break;
case NFC_PROTOCOL_T3T: /* Type3Tag - NFC-F */
status = RW_T3tCheckNDef();
break;
case NFC_PROTOCOL_ISO_DEP: /* ISODEP/4A,4B- NFC-A or NFC-B */
status = RW_T4tReadNDef();
break;
case NFC_PROTOCOL_15693: /* ISO 15693 */
status = RW_I93ReadNDef();
break;
default:
break;
}
return(status);
}
/*******************************************************************************
**
** Function nfa_rw_detect_ndef
**
** Description Handler for NFA_RW_API_DETECT_NDEF_EVT
**
** Returns TRUE (message buffer to be freed by caller)
**
*******************************************************************************/
static BOOLEAN nfa_rw_detect_ndef(tNFA_RW_MSG *p_data)
{
tNFA_CONN_EVT_DATA conn_evt_data;
NFA_TRACE_DEBUG0("nfa_rw_detect_ndef");
if ((conn_evt_data.ndef_detect.status = nfa_rw_start_ndef_detection()) != NFC_STATUS_OK)
{
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
conn_evt_data.ndef_detect.cur_size = 0;
conn_evt_data.ndef_detect.max_size = 0;
conn_evt_data.ndef_detect.flags = RW_NDEF_FL_UNKNOWN;
nfa_dm_act_conn_cback_notify(NFA_NDEF_DETECT_EVT, &conn_evt_data);
}
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_start_ndef_write
**
** Description Start NDEF write on activated tag
**
** Returns Nothing
**
*******************************************************************************/
static tNFC_STATUS nfa_rw_start_ndef_write(void)
{
tNFC_PROTOCOL protocol = nfa_rw_cb.protocol;
tNFC_STATUS status = NFC_STATUS_FAILED;
if (nfa_rw_cb.flags & NFA_RW_FL_TAG_IS_READONLY)
{
/* error: ndef tag is read-only */
status = NFC_STATUS_FAILED;
NFA_TRACE_ERROR0("Unable to write NDEF. Tag is read-only")
}
else if (nfa_rw_cb.ndef_max_size < nfa_rw_cb.ndef_wr_len)
{
/* error: ndef tag size is too small */
status = NFC_STATUS_BUFFER_FULL;
NFA_TRACE_ERROR2("Unable to write NDEF. Tag maxsize=%i, request write size=%i", nfa_rw_cb.ndef_max_size, nfa_rw_cb.ndef_wr_len)
}
else
{
switch (protocol)
{
case NFC_PROTOCOL_T1T: /* Type1Tag - NFC-A */
status = RW_T1tWriteNDef((UINT16)nfa_rw_cb.ndef_wr_len, nfa_rw_cb.p_ndef_wr_buf);
break;
case NFC_PROTOCOL_T2T: /* Type2Tag - NFC-A */
if (nfa_rw_cb.pa_sel_res == NFC_SEL_RES_NFC_FORUM_T2T)
{
status = RW_T2tWriteNDef((UINT16)nfa_rw_cb.ndef_wr_len, nfa_rw_cb.p_ndef_wr_buf);
}
break;
case NFC_PROTOCOL_T3T: /* Type3Tag - NFC-F */
status = RW_T3tUpdateNDef(nfa_rw_cb.ndef_wr_len, nfa_rw_cb.p_ndef_wr_buf);
break;
case NFC_PROTOCOL_ISO_DEP: /* ISODEP/4A,4B- NFC-A or NFC-B */
status = RW_T4tUpdateNDef((UINT16)nfa_rw_cb.ndef_wr_len, nfa_rw_cb.p_ndef_wr_buf);
break;
case NFC_PROTOCOL_15693: /* ISO 15693 */
status = RW_I93UpdateNDef((UINT16)nfa_rw_cb.ndef_wr_len, nfa_rw_cb.p_ndef_wr_buf);
break;
default:
break;
}
}
return(status);
}
/*******************************************************************************
**
** Function nfa_rw_read_ndef
**
** Description Handler for NFA_RW_API_READ_NDEF_EVT
**
** Returns TRUE (message buffer to be freed by caller)
**
*******************************************************************************/
static BOOLEAN nfa_rw_read_ndef(tNFA_RW_MSG *p_data)
{
tNFA_STATUS status = NFA_STATUS_OK;
tNFA_CONN_EVT_DATA conn_evt_data;
NFA_TRACE_DEBUG0("nfa_rw_read_ndef");
/* Check if ndef detection has been performed yet */
if (nfa_rw_cb.ndef_st == NFA_RW_NDEF_ST_UNKNOWN)
{
/* Perform ndef detection first */
status = nfa_rw_start_ndef_detection();
}
else if (nfa_rw_cb.ndef_st == NFA_RW_NDEF_ST_FALSE)
{
/* Tag is not NDEF */
status = NFA_STATUS_FAILED;
}
else
{
/* Perform the NDEF read operation */
status = nfa_rw_start_ndef_read();
}
/* Handle failure */
if (status != NFA_STATUS_OK)
{
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
conn_evt_data.status = status;
nfa_dm_act_conn_cback_notify(NFA_READ_CPLT_EVT, &conn_evt_data);
}
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_write_ndef
**
** Description Handler for NFA_RW_API_WRITE_NDEF_EVT
**
** Returns TRUE (message buffer to be freed by caller)
**
*******************************************************************************/
static BOOLEAN nfa_rw_write_ndef(tNFA_RW_MSG *p_data)
{
tNDEF_STATUS ndef_status;
tNFA_STATUS write_status = NFA_STATUS_OK;
tNFA_CONN_EVT_DATA conn_evt_data;
NFA_TRACE_DEBUG0("nfa_rw_write_ndef");
/* Validate NDEF message */
if ((ndef_status = NDEF_MsgValidate(p_data->op_req.params.write_ndef.p_data, p_data->op_req.params.write_ndef.len, FALSE)) != NDEF_OK)
{
NFA_TRACE_ERROR1("Invalid NDEF message. NDEF_MsgValidate returned %i", ndef_status);
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
conn_evt_data.status = NFA_STATUS_FAILED;
nfa_dm_act_conn_cback_notify(NFA_WRITE_CPLT_EVT, &conn_evt_data);
return TRUE;
}
/* Store pointer to source NDEF */
nfa_rw_cb.p_ndef_wr_buf = p_data->op_req.params.write_ndef.p_data;
nfa_rw_cb.ndef_wr_len = p_data->op_req.params.write_ndef.len;
/* Check if ndef detection has been performed yet */
if (nfa_rw_cb.ndef_st == NFA_RW_NDEF_ST_UNKNOWN)
{
/* Perform ndef detection first */
write_status = nfa_rw_start_ndef_detection();
}
else if (nfa_rw_cb.ndef_st == NFA_RW_NDEF_ST_FALSE)
{
if (nfa_rw_cb.protocol == NFC_PROTOCOL_T1T)
{
/* For Type 1 tag, NDEF can be written on Initialized tag
* Perform ndef detection first to check if tag is in Initialized state to Write NDEF */
write_status = nfa_rw_start_ndef_detection();
}
else
{
/* Tag is not NDEF */
write_status = NFA_STATUS_FAILED;
}
}
else
{
/* Perform the NDEF read operation */
write_status = nfa_rw_start_ndef_write();
}
/* Handle failure */
if (write_status != NFA_STATUS_OK)
{
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
conn_evt_data.status = write_status;
nfa_dm_act_conn_cback_notify(NFA_WRITE_CPLT_EVT, &conn_evt_data);
}
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_presence_check
**
** Description Handler for NFA_RW_API_PRESENCE_CHECK
**
** Returns Nothing
**
*******************************************************************************/
void nfa_rw_presence_check (tNFA_RW_MSG *p_data)
{
tNFC_PROTOCOL protocol = nfa_rw_cb.protocol;
UINT8 sel_res = nfa_rw_cb.pa_sel_res;
tNFC_STATUS status = NFC_STATUS_FAILED;
BOOLEAN unsupported = FALSE;
UINT8 option = NFA_RW_OPTION_INVALID;
tNFA_RW_PRES_CHK_OPTION op_param = NFA_RW_PRES_CHK_DEFAULT;
switch (protocol)
{
case NFC_PROTOCOL_T1T: /* Type1Tag - NFC-A */
status = RW_T1tPresenceCheck();
break;
case NFC_PROTOCOL_T3T: /* Type3Tag - NFC-F */
status = RW_T3tPresenceCheck();
break;
case NFC_PROTOCOL_ISO_DEP: /* ISODEP/4A,4B- NFC-A or NFC-B */
if (p_data)
{
op_param = p_data->op_req.params.option;
}
switch (op_param)
{
case NFA_RW_PRES_CHK_I_BLOCK:
option = RW_T4T_CHK_EMPTY_I_BLOCK;
break;
case NFA_RW_PRES_CHK_RESET:
/* option is initialized to NFA_RW_OPTION_INVALID, which will Deactivate to Sleep; Re-activate */
break;
case NFA_RW_PRES_CHK_RB_CH0:
option = RW_T4T_CHK_READ_BINARY_CH0;
break;
case NFA_RW_PRES_CHK_RB_CH3:
option = RW_T4T_CHK_READ_BINARY_CH3;
break;
default:
if (nfa_rw_cb.flags & NFA_RW_FL_NDEF_OK)
{
/* read binary on channel 0 */
option = RW_T4T_CHK_READ_BINARY_CH0;
}
else
{
/* NDEF DETECT failed.*/
if ( nfa_dm_is_raw_frame_session())
{
/* NFA_SendRawFrame() is called */
if (p_nfa_dm_cfg->presence_check_option & NFA_DM_PCO_EMPTY_I_BLOCK)
{
/* empty I block */
option = RW_T4T_CHK_EMPTY_I_BLOCK;
}
else
{
/* read binary on channel 3 */
option = RW_T4T_CHK_READ_BINARY_CH3;
}
}
else if (!(p_nfa_dm_cfg->presence_check_option & NFA_DM_PCO_ISO_SLEEP_WAKE) && (nfa_rw_cb.intf_type == NFC_INTERFACE_ISO_DEP))
{
/* the option indicates to use empty I block && ISODEP interface is activated */
option = RW_T4T_CHK_EMPTY_I_BLOCK;
}
}
}
if (option != NFA_RW_OPTION_INVALID)
{
/* use the presence check with the chosen option */
status = RW_T4tPresenceCheck (option);
}
else
{
/* use sleep/wake for presence check */
unsupported = TRUE;
}
break;
case NFC_PROTOCOL_15693: /* ISO 15693 */
status = RW_I93PresenceCheck();
break;
case NFC_PROTOCOL_T2T: /* Type2Tag - NFC-A */
/* If T2T NFC-Forum, then let RW handle presence check; otherwise fall through */
if (sel_res == NFC_SEL_RES_NFC_FORUM_T2T)
{
/* Type 2 tag have not sent NACK after activation */
status = RW_T2tPresenceCheck();
break;
}
default:
/* Protocol unsupported by RW module... */
unsupported = TRUE;
break;
}
if (unsupported)
{
if (nfa_rw_cb.activated_tech_mode == NFC_DISCOVERY_TYPE_POLL_KOVIO)
{
/* start Kovio presence check (deactivate and wait for activation) */
status = nfa_dm_disc_start_kovio_presence_check ();
}
else
{
/* Let DM perform presence check (by putting tag to sleep and then waking it up) */
status = nfa_dm_disc_sleep_wakeup();
}
}
/* Handle presence check failure */
if (status != NFC_STATUS_OK)
nfa_rw_handle_presence_check_rsp(NFC_STATUS_FAILED);
else if (!unsupported)
{
nfa_sys_start_timer (&nfa_rw_cb.tle, NFA_RW_PRESENCE_CHECK_TIMEOUT_EVT, p_nfa_dm_cfg->presence_check_timeout);
}
}
/*******************************************************************************
**
** Function nfa_rw_presence_check_tick
**
** Description Called on expiration of NFA_RW_PRESENCE_CHECK_INTERVAL
** Initiate presence check
**
** Returns TRUE (caller frees message buffer)
**
*******************************************************************************/
BOOLEAN nfa_rw_presence_check_tick(tNFA_RW_MSG *p_data)
{
/* Store the current operation */
nfa_rw_cb.cur_op = NFA_RW_OP_PRESENCE_CHECK;
nfa_rw_cb.flags |= NFA_RW_FL_AUTO_PRESENCE_CHECK_BUSY;
NFA_TRACE_DEBUG0("Auto-presence check starting...");
/* Perform presence check */
nfa_rw_presence_check(NULL);
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_presence_check_timeout
**
** Description presence check timeout: report presence check failure
**
** Returns TRUE (caller frees message buffer)
**
*******************************************************************************/
BOOLEAN nfa_rw_presence_check_timeout (tNFA_RW_MSG *p_data)
{
nfa_rw_handle_presence_check_rsp(NFC_STATUS_FAILED);
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_format_tag
**
** Description Handler for NFA_RW_API_FORMAT_TAG
**
** Returns Nothing
**
*******************************************************************************/
static void nfa_rw_format_tag (tNFA_RW_MSG *p_data)
{
tNFC_PROTOCOL protocol = nfa_rw_cb.protocol;
tNFC_STATUS status = NFC_STATUS_FAILED;
if (protocol == NFC_PROTOCOL_T1T)
{
status = RW_T1tFormatNDef();
}
else if ( (protocol == NFC_PROTOCOL_T2T)
&&(nfa_rw_cb.pa_sel_res == NFC_SEL_RES_NFC_FORUM_T2T) )
{
status = RW_T2tFormatNDef();
}
else if (protocol == NFC_PROTOCOL_T3T)
{
status = RW_T3tFormatNDef();
}
else if (protocol == NFC_PROTOCOL_15693)
{
status = RW_I93FormatNDef();
}
/* If unable to format NDEF, notify the app */
if (status != NFC_STATUS_OK)
nfa_rw_error_cleanup (NFA_FORMAT_CPLT_EVT);
}
/*******************************************************************************
**
** Function nfa_rw_detect_tlv
**
** Description Handler for NFA_RW_API_DETECT_NDEF_EVT
**
** Returns TRUE (message buffer to be freed by caller)
**
*******************************************************************************/
static BOOLEAN nfa_rw_detect_tlv (tNFA_RW_MSG *p_data, UINT8 tlv)
{
NFA_TRACE_DEBUG0("nfa_rw_detect_tlv");
switch (nfa_rw_cb.protocol)
{
case NFC_PROTOCOL_T1T:
if (RW_T1tLocateTlv(tlv) != NFC_STATUS_OK)
nfa_rw_error_cleanup (NFA_TLV_DETECT_EVT);
break;
case NFC_PROTOCOL_T2T:
if (nfa_rw_cb.pa_sel_res == NFC_SEL_RES_NFC_FORUM_T2T)
{
if (RW_T2tLocateTlv(tlv) != NFC_STATUS_OK)
nfa_rw_error_cleanup (NFA_TLV_DETECT_EVT);
}
break;
default:
break;
}
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_config_tag_ro
**
** Description Handler for NFA_RW_OP_SET_TAG_RO
**
** Returns TRUE (message buffer to be freed by caller)
**
*******************************************************************************/
static tNFC_STATUS nfa_rw_config_tag_ro (BOOLEAN b_hard_lock)
{
tNFC_PROTOCOL protocol = nfa_rw_cb.protocol;
tNFC_STATUS status = NFC_STATUS_FAILED;
NFA_TRACE_DEBUG0 ("nfa_rw_config_tag_ro ()");
switch (protocol)
{
case NFC_PROTOCOL_T1T:
if( (nfa_rw_cb.tlv_st == NFA_RW_TLV_DETECT_ST_OP_NOT_STARTED)
||(nfa_rw_cb.tlv_st == NFA_RW_TLV_DETECT_ST_MEM_TLV_OP_COMPLETE) )
{
status = RW_T1tLocateTlv(TAG_LOCK_CTRL_TLV);
return (status);
}
else
{
status = RW_T1tSetTagReadOnly(b_hard_lock);
}
break;
case NFC_PROTOCOL_T2T:
if (nfa_rw_cb.pa_sel_res == NFC_SEL_RES_NFC_FORUM_T2T)
{
status = RW_T2tSetTagReadOnly(b_hard_lock);
}
break;
case NFC_PROTOCOL_T3T:
status = RW_T3tSetReadOnly(b_hard_lock);
break;
case NFC_PROTOCOL_ISO_DEP:
status = RW_T4tSetNDefReadOnly();
break;
case NFC_PROTOCOL_15693:
status = RW_I93SetTagReadOnly();
break;
default:
break;
}
if (status == NFC_STATUS_OK)
{
nfa_rw_cb.ndef_st = NFA_RW_NDEF_ST_UNKNOWN;
}
else
{
nfa_rw_error_cleanup (NFA_SET_TAG_RO_EVT);
}
return (status);
}
/*******************************************************************************
**
** Function nfa_rw_t1t_rid
**
** Description Handler for T1T_RID API
**
** Returns TRUE (message buffer to be freed by caller)
**
*******************************************************************************/
static BOOLEAN nfa_rw_t1t_rid(tNFA_RW_MSG *p_data)
{
if (RW_T1tRid () != NFC_STATUS_OK)
nfa_rw_error_cleanup (NFA_READ_CPLT_EVT);
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_t1t_rall
**
** Description Handler for T1T_ReadAll API
**
** Returns TRUE (message buffer to be freed by caller)
**
*******************************************************************************/
static BOOLEAN nfa_rw_t1t_rall(tNFA_RW_MSG *p_data)
{
if (RW_T1tReadAll() != NFC_STATUS_OK)
nfa_rw_error_cleanup (NFA_READ_CPLT_EVT);
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_t1t_read
**
** Description Handler for T1T_Read API
**
** Returns TRUE (message buffer to be freed by caller)
**
*******************************************************************************/
static BOOLEAN nfa_rw_t1t_read (tNFA_RW_MSG *p_data)
{
tNFA_RW_OP_PARAMS_T1T_READ *p_t1t_read = (tNFA_RW_OP_PARAMS_T1T_READ *)&(p_data->op_req.params.t1t_read);
if (RW_T1tRead (p_t1t_read->block_number, p_t1t_read->index) != NFC_STATUS_OK)
nfa_rw_error_cleanup (NFA_READ_CPLT_EVT);
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_t1t_write
**
** Description Handler for T1T_WriteErase/T1T_WriteNoErase API
**
** Returns TRUE (message buffer to be freed by caller)
**
*******************************************************************************/
static BOOLEAN nfa_rw_t1t_write (tNFA_RW_MSG *p_data)
{
tNFA_RW_OP_PARAMS_T1T_WRITE *p_t1t_write = (tNFA_RW_OP_PARAMS_T1T_WRITE *)&(p_data->op_req.params.t1t_write);
tNFC_STATUS status;
if (p_t1t_write->b_erase)
{
status = RW_T1tWriteErase (p_t1t_write->block_number,p_t1t_write->index,p_t1t_write->p_block_data[0]);
}
else
{
status = RW_T1tWriteNoErase (p_t1t_write->block_number,p_t1t_write->index,p_t1t_write->p_block_data[0]);
}
if (status != NFC_STATUS_OK)
{
nfa_rw_error_cleanup (NFA_WRITE_CPLT_EVT);
}
else
{
if (p_t1t_write->block_number == 0x01)
nfa_rw_cb.ndef_st = NFA_RW_NDEF_ST_UNKNOWN;
}
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_t1t_rseg
**
** Description Handler for T1t_ReadSeg API
**
** Returns TRUE (message buffer to be freed by caller)
**
*******************************************************************************/
static BOOLEAN nfa_rw_t1t_rseg (tNFA_RW_MSG *p_data)
{
tNFA_RW_OP_PARAMS_T1T_READ *p_t1t_read = (tNFA_RW_OP_PARAMS_T1T_READ *)&(p_data->op_req.params.t1t_read);
if (RW_T1tReadSeg (p_t1t_read->segment_number) != NFC_STATUS_OK)
nfa_rw_error_cleanup (NFA_READ_CPLT_EVT);
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_t1t_read8
**
** Description Handler for T1T_Read8 API
**
** Returns TRUE (message buffer to be freed by caller)
**
*******************************************************************************/
static BOOLEAN nfa_rw_t1t_read8 (tNFA_RW_MSG *p_data)
{
tNFA_RW_OP_PARAMS_T1T_READ *p_t1t_read = (tNFA_RW_OP_PARAMS_T1T_READ *)&(p_data->op_req.params.t1t_read);
if (RW_T1tRead8 (p_t1t_read->block_number) != NFC_STATUS_OK)
nfa_rw_error_cleanup (NFA_READ_CPLT_EVT);
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_t1t_write8
**
** Description Handler for T1T_WriteErase8/T1T_WriteNoErase8 API
**
** Returns TRUE (message buffer to be freed by caller)
**
*******************************************************************************/
static BOOLEAN nfa_rw_t1t_write8 (tNFA_RW_MSG *p_data)
{
tNFA_RW_OP_PARAMS_T1T_WRITE *p_t1t_write = (tNFA_RW_OP_PARAMS_T1T_WRITE *)&(p_data->op_req.params.t1t_write);
tNFC_STATUS status;
if (p_t1t_write->b_erase)
{
status = RW_T1tWriteErase8 (p_t1t_write->block_number,p_t1t_write->p_block_data);
}
else
{
status = RW_T1tWriteNoErase8 (p_t1t_write->block_number,p_t1t_write->p_block_data);
}
if (status != NFC_STATUS_OK)
{
nfa_rw_error_cleanup (NFA_WRITE_CPLT_EVT);
}
else
{
if (p_t1t_write->block_number == 0x01)
nfa_rw_cb.ndef_st = NFA_RW_NDEF_ST_UNKNOWN;
}
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_t2t_read
**
** Description Handler for T2T_Read API
**
** Returns TRUE (message buffer to be freed by caller)
**
*******************************************************************************/
static BOOLEAN nfa_rw_t2t_read (tNFA_RW_MSG *p_data)
{
tNFA_RW_OP_PARAMS_T2T_READ *p_t2t_read = (tNFA_RW_OP_PARAMS_T2T_READ *)&(p_data->op_req.params.t2t_read);
tNFC_STATUS status = NFC_STATUS_FAILED;
if (nfa_rw_cb.pa_sel_res == NFC_SEL_RES_NFC_FORUM_T2T)
status = RW_T2tRead (p_t2t_read->block_number);
if (status != NFC_STATUS_OK)
nfa_rw_error_cleanup (NFA_READ_CPLT_EVT);
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_t2t_write
**
** Description Handler for T2T_Write API
**
** Returns TRUE (message buffer to be freed by caller)
**
*******************************************************************************/
static BOOLEAN nfa_rw_t2t_write (tNFA_RW_MSG *p_data)
{
tNFA_RW_OP_PARAMS_T2T_WRITE *p_t2t_write = (tNFA_RW_OP_PARAMS_T2T_WRITE *)&(p_data->op_req.params.t2t_write);
if (RW_T2tWrite (p_t2t_write->block_number,p_t2t_write->p_block_data) != NFC_STATUS_OK)
{
nfa_rw_error_cleanup (NFA_WRITE_CPLT_EVT);
}
else
{
if (p_t2t_write->block_number == 0x03)
nfa_rw_cb.ndef_st = NFA_RW_NDEF_ST_UNKNOWN;
}
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_t2t_sector_select
**
** Description Handler for T2T_Sector_Select API
**
** Returns TRUE (message buffer to be freed by caller)
**
*******************************************************************************/
static BOOLEAN nfa_rw_t2t_sector_select(tNFA_RW_MSG *p_data)
{
tNFA_RW_OP_PARAMS_T2T_SECTOR_SELECT *p_t2t_sector_select = (tNFA_RW_OP_PARAMS_T2T_SECTOR_SELECT *)&(p_data->op_req.params.t2t_sector_select);
if (RW_T2tSectorSelect (p_t2t_sector_select->sector_number) != NFC_STATUS_OK)
nfa_rw_error_cleanup (NFA_SELECT_CPLT_EVT);
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_t3t_read
**
** Description Handler for T3T_Read API
**
** Returns TRUE (message buffer to be freed by caller)
**
*******************************************************************************/
static BOOLEAN nfa_rw_t3t_read (tNFA_RW_MSG *p_data)
{
tNFA_RW_OP_PARAMS_T3T_READ *p_t3t_read = (tNFA_RW_OP_PARAMS_T3T_READ *)&(p_data->op_req.params.t3t_read);
if (RW_T3tCheck (p_t3t_read->num_blocks, (tT3T_BLOCK_DESC *)p_t3t_read->p_block_desc) != NFC_STATUS_OK)
nfa_rw_error_cleanup (NFA_READ_CPLT_EVT);
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_t3t_write
**
** Description Handler for T3T_Write API
**
** Returns TRUE (message buffer to be freed by caller)
**
*******************************************************************************/
static BOOLEAN nfa_rw_t3t_write (tNFA_RW_MSG *p_data)
{
tNFA_RW_OP_PARAMS_T3T_WRITE *p_t3t_write = (tNFA_RW_OP_PARAMS_T3T_WRITE *)&(p_data->op_req.params.t3t_write);
if (RW_T3tUpdate (p_t3t_write->num_blocks, (tT3T_BLOCK_DESC *)p_t3t_write->p_block_desc, p_t3t_write->p_block_data) != NFC_STATUS_OK)
nfa_rw_error_cleanup (NFA_WRITE_CPLT_EVT);
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_t3t_get_system_codes
**
** Description Get system codes (initiated by NFA after activation)
**
** Returns TRUE (message buffer to be freed by caller)
**
*******************************************************************************/
static BOOLEAN nfa_rw_t3t_get_system_codes (tNFA_RW_MSG *p_data)
{
tNFC_STATUS status;
tNFA_TAG_PARAMS tag_params;
status = RW_T3tGetSystemCodes();
if (status != NFC_STATUS_OK)
{
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
tag_params.t3t.num_system_codes = 0;
tag_params.t3t.p_system_codes = NULL;
nfa_dm_notify_activation_status (NFA_STATUS_OK, &tag_params);
}
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_i93_command
**
** Description Handler for ISO 15693 command
**
** Returns TRUE (message buffer to be freed by caller)
**
*******************************************************************************/
static BOOLEAN nfa_rw_i93_command (tNFA_RW_MSG *p_data)
{
tNFA_CONN_EVT_DATA conn_evt_data;
tNFC_STATUS status = NFC_STATUS_OK;
UINT8 i93_command = I93_CMD_STAY_QUIET;
switch (p_data->op_req.op)
{
case NFA_RW_OP_I93_INVENTORY:
i93_command = I93_CMD_INVENTORY;
if (p_data->op_req.params.i93_cmd.uid_present)
{
status = RW_I93Inventory (p_data->op_req.params.i93_cmd.afi_present,
p_data->op_req.params.i93_cmd.afi,
p_data->op_req.params.i93_cmd.uid);
}
else
{
status = RW_I93Inventory (p_data->op_req.params.i93_cmd.afi_present,
p_data->op_req.params.i93_cmd.afi,
NULL);
}
break;
case NFA_RW_OP_I93_STAY_QUIET:
i93_command = I93_CMD_STAY_QUIET;
status = RW_I93StayQuiet ();
break;
case NFA_RW_OP_I93_READ_SINGLE_BLOCK:
i93_command = I93_CMD_READ_SINGLE_BLOCK;
status = RW_I93ReadSingleBlock (p_data->op_req.params.i93_cmd.first_block_number);
break;
case NFA_RW_OP_I93_WRITE_SINGLE_BLOCK:
i93_command = I93_CMD_WRITE_SINGLE_BLOCK;
status = RW_I93WriteSingleBlock (p_data->op_req.params.i93_cmd.first_block_number,
p_data->op_req.params.i93_cmd.p_data);
break;
case NFA_RW_OP_I93_LOCK_BLOCK:
i93_command = I93_CMD_LOCK_BLOCK;
status = RW_I93LockBlock ((UINT8)p_data->op_req.params.i93_cmd.first_block_number);
break;
case NFA_RW_OP_I93_READ_MULTI_BLOCK:
i93_command = I93_CMD_READ_MULTI_BLOCK;
status = RW_I93ReadMultipleBlocks (p_data->op_req.params.i93_cmd.first_block_number,
p_data->op_req.params.i93_cmd.number_blocks);
break;
case NFA_RW_OP_I93_WRITE_MULTI_BLOCK:
i93_command = I93_CMD_WRITE_MULTI_BLOCK;
status = RW_I93WriteMultipleBlocks ((UINT8)p_data->op_req.params.i93_cmd.first_block_number,
p_data->op_req.params.i93_cmd.number_blocks,
p_data->op_req.params.i93_cmd.p_data);
break;
case NFA_RW_OP_I93_SELECT:
i93_command = I93_CMD_SELECT;
status = RW_I93Select (p_data->op_req.params.i93_cmd.p_data);
break;
case NFA_RW_OP_I93_RESET_TO_READY:
i93_command = I93_CMD_RESET_TO_READY;
status = RW_I93ResetToReady ();
break;
case NFA_RW_OP_I93_WRITE_AFI:
i93_command = I93_CMD_WRITE_AFI;
status = RW_I93WriteAFI (p_data->op_req.params.i93_cmd.afi);
break;
case NFA_RW_OP_I93_LOCK_AFI:
i93_command = I93_CMD_LOCK_AFI;
status = RW_I93LockAFI ();
break;
case NFA_RW_OP_I93_WRITE_DSFID:
i93_command = I93_CMD_WRITE_DSFID;
status = RW_I93WriteDSFID (p_data->op_req.params.i93_cmd.dsfid);
break;
case NFA_RW_OP_I93_LOCK_DSFID:
i93_command = I93_CMD_LOCK_DSFID;
status = RW_I93LockDSFID ();
break;
case NFA_RW_OP_I93_GET_SYS_INFO:
i93_command = I93_CMD_GET_SYS_INFO;
if (p_data->op_req.params.i93_cmd.uid_present)
{
status = RW_I93GetSysInfo (p_data->op_req.params.i93_cmd.uid);
}
else
{
status = RW_I93GetSysInfo (NULL);
}
break;
case NFA_RW_OP_I93_GET_MULTI_BLOCK_STATUS:
i93_command = I93_CMD_GET_MULTI_BLK_SEC;
status = RW_I93GetMultiBlockSecurityStatus (p_data->op_req.params.i93_cmd.first_block_number,
p_data->op_req.params.i93_cmd.number_blocks);
break;
default:
break;
}
if (status != NFC_STATUS_OK)
{
/* Command complete - perform cleanup, notify app */
nfa_rw_command_complete();
conn_evt_data.i93_cmd_cplt.status = NFA_STATUS_FAILED;
conn_evt_data.i93_cmd_cplt.sent_command = i93_command;
nfa_dm_act_conn_cback_notify(NFA_I93_CMD_CPLT_EVT, &conn_evt_data);
}
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_raw_mode_data_cback
**
** Description Handler for incoming tag data for unsupported tag protocols
** (forward data to upper layer)
**
** Returns nothing
**
*******************************************************************************/
static void nfa_rw_raw_mode_data_cback (UINT8 conn_id, tNFC_CONN_EVT event, tNFC_CONN *p_data)
{
BT_HDR *p_msg;
tNFA_CONN_EVT_DATA evt_data;
NFA_TRACE_DEBUG1 ("nfa_rw_raw_mode_data_cback(): event = 0x%X", event);
if ( (event == NFC_DATA_CEVT)
&&( (p_data->data.status == NFC_STATUS_OK)
||(p_data->data.status == NFC_STATUS_CONTINUE) ) )
{
p_msg = (BT_HDR *)p_data->data.p_data;
if (p_msg)
{
evt_data.data.status = p_data->data.status;
evt_data.data.p_data = (UINT8 *)(p_msg + 1) + p_msg->offset;
evt_data.data.len = p_msg->len;
nfa_dm_conn_cback_event_notify (NFA_DATA_EVT, &evt_data);
GKI_freebuf (p_msg);
}
else
{
NFA_TRACE_ERROR0 ("nfa_rw_raw_mode_data_cback (): received NFC_DATA_CEVT with NULL data pointer");
}
}
else if (event == NFC_DEACTIVATE_CEVT)
{
NFC_SetStaticRfCback (NULL);
}
}
/*******************************************************************************
**
** Function nfa_rw_activate_ntf
**
** Description Handler for NFA_RW_ACTIVATE_NTF
**
** Returns TRUE (message buffer to be freed by caller)
**
*******************************************************************************/
BOOLEAN nfa_rw_activate_ntf(tNFA_RW_MSG *p_data)
{
tNFC_ACTIVATE_DEVT *p_activate_params = p_data->activate_ntf.p_activate_params;
tNFA_TAG_PARAMS tag_params;
tNFA_RW_OPERATION msg;
BOOLEAN activate_notify = TRUE;
UINT8 *p;
if ( (nfa_rw_cb.halt_event != RW_T2T_MAX_EVT)
&&(nfa_rw_cb.activated_tech_mode == NFC_DISCOVERY_TYPE_POLL_A)
&&(nfa_rw_cb.protocol == NFC_PROTOCOL_T2T)
&&(nfa_rw_cb.pa_sel_res == NFC_SEL_RES_NFC_FORUM_T2T) )
{
/* Type 2 tag is wake up from HALT State */
NFA_TRACE_DEBUG0("nfa_rw_activate_ntf () - Type 2 tag wake up from HALT State");
return TRUE;
}
NFA_TRACE_DEBUG0("nfa_rw_activate_ntf");
/* Initialize control block */
nfa_rw_cb.protocol = p_activate_params->protocol;
nfa_rw_cb.intf_type = p_activate_params->intf_param.type;
nfa_rw_cb.pa_sel_res = p_activate_params->rf_tech_param.param.pa.sel_rsp;
nfa_rw_cb.activated_tech_mode = p_activate_params->rf_tech_param.mode;
nfa_rw_cb.flags = NFA_RW_FL_ACTIVATED;
nfa_rw_cb.cur_op = NFA_RW_OP_MAX;
nfa_rw_cb.halt_event = RW_T2T_MAX_EVT;
nfa_rw_cb.skip_dyn_locks = FALSE;
nfa_rw_cb.ndef_st = NFA_RW_NDEF_ST_UNKNOWN;
nfa_rw_cb.tlv_st = NFA_RW_TLV_DETECT_ST_OP_NOT_STARTED;
memset (&tag_params, 0, sizeof(tNFA_TAG_PARAMS));
/* Check if we are in exclusive RF mode */
if (p_data->activate_ntf.excl_rf_not_active)
{
/* Not in exclusive RF mode */
nfa_rw_cb.flags |= NFA_RW_FL_NOT_EXCL_RF_MODE;
}
/* check if the protocol is activated with supported interface */
if (p_activate_params->intf_param.type == NCI_INTERFACE_FRAME)
{
if ( (p_activate_params->protocol != NFA_PROTOCOL_T1T)
&&(p_activate_params->protocol != NFA_PROTOCOL_T2T)
&&(p_activate_params->protocol != NFA_PROTOCOL_T3T)
&&(p_activate_params->protocol != NFC_PROTOCOL_15693) )
{
nfa_rw_cb.protocol = NFA_PROTOCOL_INVALID;
}
}
else if (p_activate_params->intf_param.type == NCI_INTERFACE_ISO_DEP)
{
if (p_activate_params->protocol != NFA_PROTOCOL_ISO_DEP)
{
nfa_rw_cb.protocol = NFA_PROTOCOL_INVALID;
}
}
if (nfa_rw_cb.protocol == NFA_PROTOCOL_INVALID)
{
/* Only sending raw frame and presence check are supported in this state */
NFC_SetStaticRfCback(nfa_rw_raw_mode_data_cback);
/* Notify app of NFA_ACTIVATED_EVT and start presence check timer */
nfa_dm_notify_activation_status (NFA_STATUS_OK, NULL);
nfa_rw_check_start_presence_check_timer (NFA_RW_PRESENCE_CHECK_INTERVAL);
return TRUE;
}
/* If protocol not supported by RW module, notify app of NFA_ACTIVATED_EVT and start presence check if needed */
if (!nfa_dm_is_protocol_supported(p_activate_params->protocol, p_activate_params->rf_tech_param.param.pa.sel_rsp))
{
/* Notify upper layer of NFA_ACTIVATED_EVT if needed, and start presence check timer */
/* Set data callback (pass all incoming data to upper layer using NFA_DATA_EVT) */
NFC_SetStaticRfCback(nfa_rw_raw_mode_data_cback);
/* Notify app of NFA_ACTIVATED_EVT and start presence check timer */
nfa_dm_notify_activation_status (NFA_STATUS_OK, NULL);
nfa_rw_check_start_presence_check_timer (NFA_RW_PRESENCE_CHECK_INTERVAL);
return TRUE;
}
/* Initialize RW module */
if ((RW_SetActivatedTagType (p_activate_params, nfa_rw_cback)) != NFC_STATUS_OK)
{
/* Log error (stay in NFA_RW_ST_ACTIVATED state until deactivation) */
NFA_TRACE_ERROR0("RW_SetActivatedTagType failed.");
return TRUE;
}
/* Perform protocol-specific actions */
switch (nfa_rw_cb.protocol)
{
case NFC_PROTOCOL_T1T:
/* Retrieve HR and UID fields from activation notification */
memcpy (tag_params.t1t.hr, p_activate_params->intf_param.intf_param.frame.param, NFA_T1T_HR_LEN);
memcpy (tag_params.t1t.uid, p_activate_params->rf_tech_param.param.pa.nfcid1, p_activate_params->rf_tech_param.param.pa.nfcid1_len);
break;
case NFC_PROTOCOL_T2T:
/* Retrieve UID fields from activation notification */
memcpy (tag_params.t2t.uid, p_activate_params->rf_tech_param.param.pa.nfcid1, p_activate_params->rf_tech_param.param.pa.nfcid1_len);
break;
case NFC_PROTOCOL_T3T:
/* Issue command to get Felica system codes */
activate_notify = FALSE; /* Delay notifying upper layer of NFA_ACTIVATED_EVT until system codes are retrieved */
msg.op = NFA_RW_OP_T3T_GET_SYSTEM_CODES;
nfa_rw_handle_op_req((tNFA_RW_MSG *)&msg);
break;
case NFC_PROTOCOL_15693:
/* Delay notifying upper layer of NFA_ACTIVATED_EVT to retrieve additional tag infomation */
nfa_rw_cb.flags |= NFA_RW_FL_ACTIVATION_NTF_PENDING;
activate_notify = FALSE;
/* store DSFID and UID from activation NTF */
nfa_rw_cb.i93_dsfid = p_activate_params->rf_tech_param.param.pi93.dsfid;
p = nfa_rw_cb.i93_uid;
ARRAY8_TO_STREAM (p, p_activate_params->rf_tech_param.param.pi93.uid);
if ((nfa_rw_cb.i93_uid[1] == I93_UID_IC_MFG_CODE_TI)
&&(((nfa_rw_cb.i93_uid[2] & I93_UID_TAG_IT_HF_I_PRODUCT_ID_MASK) == I93_UID_TAG_IT_HF_I_STD_CHIP_INLAY)
||((nfa_rw_cb.i93_uid[2] & I93_UID_TAG_IT_HF_I_PRODUCT_ID_MASK) == I93_UID_TAG_IT_HF_I_PRO_CHIP_INLAY)))
{
/* these don't support Get System Information Command */
nfa_rw_cb.i93_block_size = I93_TAG_IT_HF_I_STD_PRO_CHIP_INLAY_BLK_SIZE;
nfa_rw_cb.i93_afi_location = I93_TAG_IT_HF_I_STD_PRO_CHIP_INLAY_AFI_LOCATION;
if ((nfa_rw_cb.i93_uid[2] & I93_UID_TAG_IT_HF_I_PRODUCT_ID_MASK) == I93_UID_TAG_IT_HF_I_STD_CHIP_INLAY)
{
nfa_rw_cb.i93_num_block = I93_TAG_IT_HF_I_STD_CHIP_INLAY_NUM_TOTAL_BLK;
}
else
{
nfa_rw_cb.i93_num_block = I93_TAG_IT_HF_I_PRO_CHIP_INLAY_NUM_TOTAL_BLK;
}
/* read AFI */
if (RW_I93ReadSingleBlock ((UINT8)(nfa_rw_cb.i93_afi_location / nfa_rw_cb.i93_block_size)) != NFC_STATUS_OK)
{
/* notify activation without AFI/IC-Ref */
nfa_rw_cb.flags &= ~NFA_RW_FL_ACTIVATION_NTF_PENDING;
activate_notify = TRUE;
tag_params.i93.info_flags = (I93_INFO_FLAG_DSFID|I93_INFO_FLAG_MEM_SIZE);
tag_params.i93.dsfid = nfa_rw_cb.i93_dsfid;
tag_params.i93.block_size = nfa_rw_cb.i93_block_size;
tag_params.i93.num_block = nfa_rw_cb.i93_num_block;
memcpy (tag_params.i93.uid, nfa_rw_cb.i93_uid, I93_UID_BYTE_LEN);
}
}
else
{
/* All of ICODE supports Get System Information Command */
/* Tag-it HF-I Plus Chip/Inlay supports Get System Information Command */
/* just try for others */
if (RW_I93GetSysInfo (nfa_rw_cb.i93_uid) != NFC_STATUS_OK)
{
/* notify activation without AFI/MEM size/IC-Ref */
nfa_rw_cb.flags &= ~NFA_RW_FL_ACTIVATION_NTF_PENDING;
activate_notify = TRUE;
tag_params.i93.info_flags = I93_INFO_FLAG_DSFID;
tag_params.i93.dsfid = nfa_rw_cb.i93_dsfid;
tag_params.i93.block_size = 0;
tag_params.i93.num_block = 0;
memcpy (tag_params.i93.uid, nfa_rw_cb.i93_uid, I93_UID_BYTE_LEN);
}
else
{
/* reset memory size */
nfa_rw_cb.i93_block_size = 0;
nfa_rw_cb.i93_num_block = 0;
}
}
break;
default:
/* No action needed for other protocols */
break;
}
/* Notify upper layer of NFA_ACTIVATED_EVT if needed, and start presence check timer */
if (activate_notify)
{
nfa_dm_notify_activation_status (NFA_STATUS_OK, &tag_params);
nfa_rw_check_start_presence_check_timer (NFA_RW_PRESENCE_CHECK_INTERVAL);
}
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_deactivate_ntf
**
** Description Handler for NFA_RW_DEACTIVATE_NTF
**
** Returns TRUE (message buffer to be freed by caller)
**
*******************************************************************************/
BOOLEAN nfa_rw_deactivate_ntf(tNFA_RW_MSG *p_data)
{
/* Clear the activated flag */
nfa_rw_cb.flags &= ~NFA_RW_FL_ACTIVATED;
/* Free buffer for incoming NDEF message, in case we were in the middle of a read operation */
nfa_rw_free_ndef_rx_buf();
/* If there is a pending command message, then free it */
if (nfa_rw_cb.p_pending_msg)
{
if ( (nfa_rw_cb.p_pending_msg->op_req.op == NFA_RW_OP_SEND_RAW_FRAME)
&&(nfa_rw_cb.p_pending_msg->op_req.params.send_raw_frame.p_data) )
{
GKI_freebuf(nfa_rw_cb.p_pending_msg->op_req.params.send_raw_frame.p_data);
}
GKI_freebuf(nfa_rw_cb.p_pending_msg);
nfa_rw_cb.p_pending_msg = NULL;
}
/* If we are in the process of waking up tag from HALT state */
if (nfa_rw_cb.halt_event == RW_T2T_READ_CPLT_EVT)
{
if (nfa_rw_cb.rw_data.data.p_data)
GKI_freebuf(nfa_rw_cb.rw_data.data.p_data);
nfa_rw_cb.rw_data.data.p_data = NULL;
}
/* Stop presence check timer (if started) */
nfa_rw_stop_presence_check_timer();
return TRUE;
}
/*******************************************************************************
**
** Function nfa_rw_handle_op_req
**
** Description Handler for NFA_RW_OP_REQUEST_EVT, operation request
**
** Returns TRUE if caller should free p_data
** FALSE if caller does not need to free p_data
**
*******************************************************************************/
BOOLEAN nfa_rw_handle_op_req (tNFA_RW_MSG *p_data)
{
BOOLEAN freebuf = TRUE;
UINT16 presence_check_start_delay = 0;
/* Check if activated */
if (!(nfa_rw_cb.flags & NFA_RW_FL_ACTIVATED))
{
NFA_TRACE_ERROR0("nfa_rw_handle_op_req: not activated");
return TRUE;
}
/* Check if currently busy with another API call */
else if (nfa_rw_cb.flags & NFA_RW_FL_API_BUSY)
{
return (nfa_rw_op_req_while_busy(p_data));
}
/* Check if currently busy with auto-presence check */
else if (nfa_rw_cb.flags & NFA_RW_FL_AUTO_PRESENCE_CHECK_BUSY)
{
/* Cache the command (will be handled once auto-presence check is completed) */
NFA_TRACE_DEBUG1("Deferring operation %i until after auto-presence check is completed", p_data->op_req.op);
nfa_rw_cb.p_pending_msg = p_data;
nfa_rw_cb.flags |= NFA_RW_FL_API_BUSY;
return (FALSE);
}
NFA_TRACE_DEBUG1("nfa_rw_handle_op_req: op=0x%02x", p_data->op_req.op);
nfa_rw_cb.flags |= NFA_RW_FL_API_BUSY;
/* Stop the presence check timer */
nfa_rw_stop_presence_check_timer();
/* Store the current operation */
nfa_rw_cb.cur_op = p_data->op_req.op;
/* Call appropriate handler for requested operation */
switch (p_data->op_req.op)
{
case NFA_RW_OP_DETECT_NDEF:
nfa_rw_cb.skip_dyn_locks = FALSE;
nfa_rw_detect_ndef(p_data);
break;
case NFA_RW_OP_READ_NDEF:
nfa_rw_read_ndef(p_data);
break;
case NFA_RW_OP_WRITE_NDEF:
nfa_rw_write_ndef(p_data);
break;
case NFA_RW_OP_SEND_RAW_FRAME:
presence_check_start_delay = p_data->op_req.params.send_raw_frame.p_data->layer_specific;
NFC_SendData (NFC_RF_CONN_ID, p_data->op_req.params.send_raw_frame.p_data);
/* Clear the busy flag */
nfa_rw_cb.flags &= ~NFA_RW_FL_API_BUSY;
/* Start presence_check after specified delay */
nfa_rw_check_start_presence_check_timer (presence_check_start_delay);
break;
case NFA_RW_OP_PRESENCE_CHECK:
nfa_rw_presence_check(p_data);
break;
case NFA_RW_OP_FORMAT_TAG:
nfa_rw_format_tag(p_data);
break;
case NFA_RW_OP_DETECT_LOCK_TLV:
nfa_rw_detect_tlv(p_data, TAG_LOCK_CTRL_TLV);
break;
case NFA_RW_OP_DETECT_MEM_TLV:
nfa_rw_detect_tlv(p_data, TAG_MEM_CTRL_TLV);
break;
case NFA_RW_OP_SET_TAG_RO:
nfa_rw_cb.b_hard_lock = p_data->op_req.params.set_readonly.b_hard_lock;
nfa_rw_config_tag_ro(nfa_rw_cb.b_hard_lock);
break;
case NFA_RW_OP_T1T_RID:
nfa_rw_t1t_rid(p_data);
break;
case NFA_RW_OP_T1T_RALL:
nfa_rw_t1t_rall(p_data);
break;
case NFA_RW_OP_T1T_READ:
nfa_rw_t1t_read(p_data);
break;
case NFA_RW_OP_T1T_WRITE:
nfa_rw_t1t_write(p_data);
break;
case NFA_RW_OP_T1T_RSEG:
nfa_rw_t1t_rseg(p_data);
break;
case NFA_RW_OP_T1T_READ8:
nfa_rw_t1t_read8(p_data);
break;
case NFA_RW_OP_T1T_WRITE8:
nfa_rw_t1t_write8(p_data);
break;
/* Type-2 tag commands */
case NFA_RW_OP_T2T_READ:
nfa_rw_t2t_read(p_data);
break;
case NFA_RW_OP_T2T_WRITE:
nfa_rw_t2t_write(p_data);
break;
case NFA_RW_OP_T2T_SECTOR_SELECT:
nfa_rw_t2t_sector_select(p_data);
break;
/* Type-3 tag commands */
case NFA_RW_OP_T3T_READ:
nfa_rw_t3t_read(p_data);
break;
case NFA_RW_OP_T3T_WRITE:
nfa_rw_t3t_write(p_data);
break;
case NFA_RW_OP_T3T_GET_SYSTEM_CODES:
nfa_rw_t3t_get_system_codes(p_data);
break;
/* ISO 15693 tag commands */
case NFA_RW_OP_I93_INVENTORY:
case NFA_RW_OP_I93_STAY_QUIET:
case NFA_RW_OP_I93_READ_SINGLE_BLOCK:
case NFA_RW_OP_I93_WRITE_SINGLE_BLOCK:
case NFA_RW_OP_I93_LOCK_BLOCK:
case NFA_RW_OP_I93_READ_MULTI_BLOCK:
case NFA_RW_OP_I93_WRITE_MULTI_BLOCK:
case NFA_RW_OP_I93_SELECT:
case NFA_RW_OP_I93_RESET_TO_READY:
case NFA_RW_OP_I93_WRITE_AFI:
case NFA_RW_OP_I93_LOCK_AFI:
case NFA_RW_OP_I93_WRITE_DSFID:
case NFA_RW_OP_I93_LOCK_DSFID:
case NFA_RW_OP_I93_GET_SYS_INFO:
case NFA_RW_OP_I93_GET_MULTI_BLOCK_STATUS:
nfa_rw_i93_command (p_data);
break;
default:
NFA_TRACE_ERROR1("nfa_rw_handle_api: unhandled operation: %i", p_data->op_req.op);
break;
}
return (freebuf);
}
/*******************************************************************************
**
** Function nfa_rw_op_req_while_busy
**
** Description Handle operation request while busy
**
** Returns TRUE if caller should free p_data
** FALSE if caller does not need to free p_data
**
*******************************************************************************/
static BOOLEAN nfa_rw_op_req_while_busy(tNFA_RW_MSG *p_data)
{
BOOLEAN freebuf = TRUE;
tNFA_CONN_EVT_DATA conn_evt_data;
UINT8 event;
NFA_TRACE_ERROR0("nfa_rw_op_req_while_busy: unable to handle API");
/* Return appropriate event for requested API, with status=BUSY */
conn_evt_data.status = NFA_STATUS_BUSY;
switch (p_data->op_req.op)
{
case NFA_RW_OP_DETECT_NDEF:
conn_evt_data.ndef_detect.cur_size = 0;
conn_evt_data.ndef_detect.max_size = 0;
conn_evt_data.ndef_detect.flags = RW_NDEF_FL_UNKNOWN;
event = NFA_NDEF_DETECT_EVT;
break;
case NFA_RW_OP_READ_NDEF:
case NFA_RW_OP_T1T_RID:
case NFA_RW_OP_T1T_RALL:
case NFA_RW_OP_T1T_READ:
case NFA_RW_OP_T1T_RSEG:
case NFA_RW_OP_T1T_READ8:
case NFA_RW_OP_T2T_READ:
case NFA_RW_OP_T3T_READ:
event = NFA_READ_CPLT_EVT;
break;
case NFA_RW_OP_WRITE_NDEF:
case NFA_RW_OP_T1T_WRITE:
case NFA_RW_OP_T1T_WRITE8:
case NFA_RW_OP_T2T_WRITE:
case NFA_RW_OP_T3T_WRITE:
event = NFA_WRITE_CPLT_EVT;
break;
case NFA_RW_OP_FORMAT_TAG:
event = NFA_FORMAT_CPLT_EVT;
break;
case NFA_RW_OP_DETECT_LOCK_TLV:
case NFA_RW_OP_DETECT_MEM_TLV:
event = NFA_TLV_DETECT_EVT;
break;
case NFA_RW_OP_SET_TAG_RO:
event = NFA_SET_TAG_RO_EVT;
break;
case NFA_RW_OP_T2T_SECTOR_SELECT:
event = NFA_SELECT_CPLT_EVT;
break;
case NFA_RW_OP_I93_INVENTORY:
case NFA_RW_OP_I93_STAY_QUIET:
case NFA_RW_OP_I93_READ_SINGLE_BLOCK:
case NFA_RW_OP_I93_WRITE_SINGLE_BLOCK:
case NFA_RW_OP_I93_LOCK_BLOCK:
case NFA_RW_OP_I93_READ_MULTI_BLOCK:
case NFA_RW_OP_I93_WRITE_MULTI_BLOCK:
case NFA_RW_OP_I93_SELECT:
case NFA_RW_OP_I93_RESET_TO_READY:
case NFA_RW_OP_I93_WRITE_AFI:
case NFA_RW_OP_I93_LOCK_AFI:
case NFA_RW_OP_I93_WRITE_DSFID:
case NFA_RW_OP_I93_LOCK_DSFID:
case NFA_RW_OP_I93_GET_SYS_INFO:
case NFA_RW_OP_I93_GET_MULTI_BLOCK_STATUS:
event = NFA_I93_CMD_CPLT_EVT;
break;
default:
return (freebuf);
}
nfa_dm_act_conn_cback_notify(event, &conn_evt_data);
return (freebuf);
}
/*******************************************************************************
**
** Function nfa_rw_command_complete
**
** Description Handle command complete: clear the busy flag,
** and start the presence check timer if applicable.
**
** Returns None
**
*******************************************************************************/
void nfa_rw_command_complete(void)
{
/* Clear the busy flag */
nfa_rw_cb.flags &= ~NFA_RW_FL_API_BUSY;
/* Restart presence_check timer */
nfa_rw_check_start_presence_check_timer (NFA_RW_PRESENCE_CHECK_INTERVAL);
}