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gerrit-public.fairphone.software / platform / vendor / nxp / opensource / external / libnfc-nci / refs/tags/rel/13/fp3/6.A.025.0 / . / src / nfc / nfc / nfc_ncif.cc
blob: c60f703c9595939eb7e88150e88f5af3ca9c816f [file] [log] [blame]
/******************************************************************************
*
* Copyright (c) 2016, The Linux Foundation. All rights reserved.
* Not a Contribution.
*
* Copyright (C) 2015-2020 NXP
* The original Work has been changed by NXP.
*
* 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 <android-base/stringprintf.h>
#include <base/logging.h>
#include <fcntl.h>
#include <log/log.h>
#include "nfc_target.h"
#include <sys/stat.h>
#include "include/debug_nfcsnoop.h"
#include "nci_defs.h"
#include "nci_hmsgs.h"
#include "nfc_api.h"
#include "nfc_hal_api.h"
#include "nfc_int.h"
#include "rw_api.h"
#include "rw_int.h"
#if (NXP_EXTNS == TRUE)
#include "nfa_ce_int.h"
#include "nfa_sys.h"
#include "nfa_dm_int.h"
#include "nfa_hci_int.h"
#include <nfc_config.h>
#endif
#include <statslog.h>
#include "metrics.h"
using android::base::StringPrintf;
tNFC_CONN_CB* p_cb_stored = nullptr;
#if (NFC_RW_ONLY == FALSE)
static const uint8_t nfc_mpl_code_to_size[] = {64, 128, 192, 254};
#endif /* NFC_RW_ONLY */
#if (NXP_EXTNS == TRUE || APPL_DTA_MODE == TRUE)
// Global Structure varibale for FW Version
static tNFC_FW_VERSION nfc_fw_version;
#endif
#if (NXP_EXTNS == TRUE)
#define NFC_NCI_WAIT_DATA_NTF_TOUT 2
#define NFC_NCI_RFFIELD_EVT_TIMEOUT 2
uint8_t temp_buff[660];
#endif
#define NFC_PB_ATTRIB_REQ_FIXED_BYTES 1
#define NFC_LB_ATTRIB_REQ_FIXED_BYTES 8
extern unsigned char appl_dta_mode_flag;
extern bool nfc_debug_enabled;
extern std::string nfc_storage_path;
#if (NXP_EXTNS == TRUE)
// Global Structure varibale for FW Version
static uint8_t gScreenState = 0x0; // SCREEN ON UNLOCKED
static uint16_t maxRoutingTableSize;
uint8_t sListenActivated;
extern tNFA_CE_CB nfa_ce_cb;
bool core_reset_init_num_buff = false;
uint8_t nfcc_dh_conn_id = 0xFF;
extern void nfa_hci_rsp_timeout();
void disc_deact_ntf_timeout_handler(tNFC_RESPONSE_EVT event);
extern bool etsi_reader_in_progress;
void uicc_eeprom_get_config(uint8_t* config_resp);
void uicc_eeprom_set_config(uint8_t* config_resp);
bool isRedundantEndOfApdu(uint8_t* data, uint8_t len);
#endif
static struct timeval timer_start;
static struct timeval timer_end;
#define DEFAULT_CRASH_NFCSNOOP_PATH "/data/misc/nfc/logs/native_crash_logs"
static const off_t NATIVE_CRASH_FILE_SIZE = (1024 * 1024);
/*******************************************************************************
**
** Function nfc_hal_nfcc_get_reset_info
**
** Description Register dump when CORE_RESET_NTF happens
**
** Returns status of command transceive
**
*******************************************************************************/
uint8_t nfc_hal_nfcc_get_reset_info(void) {
phNxpNci_Extn_Cmd_t inData;
phNxpNci_Extn_Resp_t outData;
/*NCI_RESET_CMD*/
uint8_t nfc_hal_nfcc_get_reset_info[6][6] = {
{
0x20, 0x00, 0x01, 0x00,
},
{
0x20, 0x01, 0x00,
},
{0x20, 0x03, 0x03, 0x01, 0xA0, 0x1A},
{0x20, 0x03, 0x03, 0x01, 0xA0, 0x1B},
{0x20, 0x03, 0x03, 0x01, 0xA0, 0x1C},
{0x20, 0x03, 0x03, 0x01, 0xA0, 0x27}};
uint8_t core_status = NCI_STATUS_FAILED;
uint8_t retry_count = 0;
uint8_t i = 0, j = 0;
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s Enter", __func__);
for (i = 0; i < 6; i++) {
memset(&inData, 0x00, sizeof(phNxpNci_Extn_Cmd_t));
memset(&outData, 0x00, sizeof(phNxpNci_Extn_Resp_t));
inData.cmd_len = nfc_hal_nfcc_get_reset_info[i][2] + 3;
memcpy(inData.p_cmd,
(uint8_t*)&nfc_hal_nfcc_get_reset_info[i],
nfc_hal_nfcc_get_reset_info[i][2] + 3);
do {
core_status =
nfc_cb.p_hal->nciTransceive(&inData,&outData);
retry_count++;
} while (NCI_STATUS_OK != core_status &&
retry_count < (NFC_NFCC_INIT_MAX_RETRY + 1));
if (core_status == NCI_STATUS_OK) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"%s No.%d response for nfc_hal_nfcc_get_reset_info", __func__, i);
for (j = 0; j < outData.rsp_len; j++) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
" %s 0x%02x", __func__, outData.p_rsp[j]);
}
}
}
return core_status;
}
/*******************************************************************************
**
** 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) {
LOG(ERROR) << StringPrintf("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 = nullptr;
nfc_cb.nci_cmd_window++;
/* Check if there were any commands waiting to be sent */
nfc_ncif_check_cmd_queue(nullptr);
}
/*******************************************************************************
**
** Function nfc_ncif_update_data_queue
**
** Description Update tx cmd window to indicate that NFCC can received and
*core credit ntf received
**
** Returns void
**
*********************************************************************************/
void nfc_ncif_update_data_queue(void) {
nfc_cb.nci_cmd_window++;
LOG(ERROR) << StringPrintf("nfc_ncif_update_data_queue- incrementing window");
/* Check if there were any commands waiting to be sent */
nfc_ncif_check_cmd_queue(nullptr);
}
/*******************************************************************************
**
** Function nfc_ncif_cmd_timeout
**
** Description Handle a command timeout
**
** Returns void
**
*******************************************************************************/
void nfc_ncif_cmd_timeout(void) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("nfc_ncif_cmd_timeout(): enter");
storeNfcSnoopLogs(DEFAULT_CRASH_NFCSNOOP_PATH, NATIVE_CRASH_FILE_SIZE);
/* 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, nullptr);
}
}
/*******************************************************************************
**
** Function nfc_wait_2_deactivate_timeout
**
** Description Handle a command timeout
**
** Returns void
**
*******************************************************************************/
void nfc_wait_2_deactivate_timeout(void) {
LOG(ERROR) << StringPrintf("nfc_wait_2_deactivate_timeout");
nfc_cb.flags &= ~NFC_FL_DEACTIVATING;
nci_snd_deactivate_cmd((uint8_t)nfc_cb.deactivate_timer.param);
}
#if (NXP_EXTNS == TRUE)
/*******************************************************************************
**
** Function nfc_ncif_retransmit_data
**
** Description Retransmission of lost packet
**
** Returns void
**
*******************************************************************************/
uint8_t nfc_ncif_retransmit_data(tNFC_CONN_CB* p_cb, NFC_HDR* p_data) {
LOG(ERROR) << StringPrintf("nfc_ncif_retransmit_data");
if (p_data == nullptr) {
LOG(ERROR) << StringPrintf("nfc_ncif_retransmit_data: p_data is NULL");
return NCI_STATUS_FAILED;
}
if (p_cb->num_buff != NFC_CONN_NO_FC) p_cb->num_buff--;
HAL_RE_WRITE(p_data);
if (p_cb->conn_id == NFC_NFCEE_CONN_ID) {
// Start waiting for credit ntf
nfc_cb.bIsCreditNtfRcvd = false;
nfc_start_timer(&nfc_cb.nci_wait_data_ntf_timer,
(uint16_t)(NFC_TTYPE_NCI_WAIT_DATA_NTF),
NFC_NCI_WAIT_DATA_NTF_TOUT);
}
return NCI_STATUS_OK;
}
#endif
/*******************************************************************************
**
** 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_t nfc_ncif_send_data(tNFC_CONN_CB* p_cb, NFC_HDR* p_data) {
uint8_t* pp;
uint8_t* ps;
uint8_t ulen = NCI_MAX_PAYLOAD_SIZE;
NFC_HDR* p;
uint8_t pbf = 1;
uint8_t buffer_size = p_cb->buff_size;
uint8_t hdr0 = p_cb->conn_id;
bool fragmented = false;
#if (NXP_EXTNS == TRUE)
uint8_t* pTemp;
if (core_reset_init_num_buff == true) {
LOG(ERROR) << StringPrintf("Reinitializing the num_buff");
if (!p_cb->num_buff) p_cb->num_buff++;
core_reset_init_num_buff = false;
}
#endif
if (get_i2c_fragmentation_enabled() == I2C_FRAGMENATATION_ENABLED) {
if (nfc_cb.i2c_data_t.nci_cmd_channel_busy == 1 && p_data) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("NxpNci : avoiding data packet sending data packet");
nfc_cb.i2c_data_t.conn_id = p_cb->conn_id;
GKI_enqueue(&p_cb->tx_q, p_data);
nfc_cb.i2c_data_t.data_stored = 1;
return NCI_STATUS_OK;
}
}
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("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 == nullptr) && /* 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;
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"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_t)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);
}
#if (NXP_EXTNS == TRUE)
if ((nfcFL.eseFL._ESE_DUAL_MODE_PRIO_SCHEME ==
nfcFL.eseFL._ESE_WIRED_MODE_RESUME) &&
((nfc_cb.bBlockWiredMode) && (p_cb->conn_id == NFC_NFCEE_CONN_ID))) {
/* CE is activated on UICC hence return simply without sedning data */
return (NCI_STATUS_OK);
}
#endif
/* try to send the first data packet in the tx queue */
p_data = (NFC_HDR*)GKI_getfirst(&p_cb->tx_q);
/* post data fragment to NCIT task as credits are available */
while (p_data && (p_cb->num_buff > 0)) {
if (p_data->len <= buffer_size) {
pbf = 0; /* last fragment */
ulen = (uint8_t)(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 = (NFC_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) */
p = NCI_GET_CMD_BUF(ulen);
if (p == nullptr)
return (NCI_STATUS_BUFFER_FULL);
p->len = ulen;
p->offset = NCI_MSG_OFFSET_SIZE + NCI_DATA_HDR_SIZE + 1;
if (p->len) {
pp = (uint8_t*)(p + 1) + p->offset;
ps = (uint8_t*)(p_data + 1) + p_data->offset;
memcpy(pp, ps, ulen);
}
/* adjust the NFC_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_t*)(p + 1) + p->offset;
/* build NCI Data packet header */
NCI_DATA_PBLD_HDR(pp, pbf, hdr0, ulen);
#if (NXP_EXTNS == TRUE)
if (isRedundantEndOfApdu(pp, ulen)) {
GKI_freebuf(p_data);
return (NCI_STATUS_OK);
}
#endif
if (p_cb->num_buff != NFC_CONN_NO_FC) p_cb->num_buff--;
#if (NXP_EXTNS == TRUE)
if ((nfcFL.eseFL._ESE_DUAL_MODE_PRIO_SCHEME ==
nfcFL.eseFL._ESE_WIRED_MODE_RESUME) &&
(p_cb->conn_id == NFC_NFCEE_CONN_ID)) {
nfc_cb.temp_data = (NFC_HDR*)temp_buff;
nfc_cb.temp_data->offset = p->offset;
pTemp = (uint8_t*)(nfc_cb.temp_data + 1) + nfc_cb.temp_data->offset;
nfc_cb.temp_data->len = p->len;
memcpy(pTemp, ((uint8_t*)(p + 1) + p->offset), p->len);
}
#endif
/* send to HAL */
HAL_WRITE(p);
nfcsnoop_capture(p, false);
#if (NXP_EXTNS == TRUE)
/* start NFC data ntf timeout timer */
if (get_i2c_fragmentation_enabled() == I2C_FRAGMENATATION_ENABLED) {
nfc_cb.nci_cmd_window--;
}
if (p_cb->conn_id != NFC_RF_CONN_ID) {
// Start waiting for credit ntf
if (p_cb->conn_id == NFC_NFCEE_CONN_ID) {
nfc_cb.bIsCreditNtfRcvd = false;
}
nfc_start_timer(&nfc_cb.nci_wait_data_ntf_timer,
(uint16_t)(NFC_TTYPE_NCI_WAIT_DATA_NTF),
NFC_NCI_WAIT_DATA_NTF_TOUT);
}
if (!fragmented) {
/* check if there are more data to send */
p_data = (NFC_HDR*)GKI_getfirst(&p_cb->tx_q);
}
#endif
}
// log duration for the first hce data response
if (timer_start.tv_sec != 0 || timer_start.tv_usec != 0) {
gettimeofday(&timer_end, nullptr);
uint32_t delta_time_ms = (timer_end.tv_sec - timer_start.tv_sec) * 1000 +
(timer_end.tv_usec - timer_start.tv_usec) / 1000;
memset(&timer_start, 0, sizeof(timer_start));
memset(&timer_end, 0, sizeof(timer_end));
android::util::stats_write(android::util::NFC_HCE_TRANSACTION_OCCURRED,
(int32_t)delta_time_ms);
}
return (NCI_STATUS_OK);
}
#if (NXP_EXTNS == TRUE)
/*Function to empty cmd queue.*/
void nfc_ncif_empty_cmd_queue() {
NFC_HDR* p_buf = (NFC_HDR*)GKI_dequeue(&nfc_cb.nci_cmd_xmit_q);
while (p_buf) {
GKI_freebuf(p_buf);
p_buf = (NFC_HDR*)GKI_dequeue(&nfc_cb.nci_cmd_xmit_q);
}
}
/*Function to empty data queue.*/
void nfc_ncif_empty_data_queue() {
NFC_HDR* p_data = (NFC_HDR*)GKI_dequeue(&p_cb_stored->tx_q);
while (p_data) {
GKI_freebuf(p_data);
p_data = (NFC_HDR*)GKI_dequeue(&p_cb_stored->tx_q);
}
}
#endif
/*******************************************************************************
**
** Function nfc_ncif_check_cmd_queue
**
** Description Send NCI command to the transport
**
** Returns void
**
*******************************************************************************/
void nfc_ncif_check_cmd_queue(NFC_HDR* p_buf) {
uint8_t* 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);
#if (NXP_EXTNS == TRUE)
if (p_buf != nullptr) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("nfc_ncif_check_cmd_queue : making p_buf NULL.");
p_buf = nullptr;
}
#else
p_buf = nullptr;
#endif
}
}
/* 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 = (NFC_HDR*)GKI_dequeue(&nfc_cb.nci_cmd_xmit_q);
if (p_buf) {
#if (NXP_EXTNS == TRUE)
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("nfc_ncif_check_cmd_queue : Writing to HAL...");
/*save the message header to double check the response */
ps = (uint8_t*)(p_buf + 1) + p_buf->offset;
/*save command HEADER(GID+OID) only*/
memcpy(nfc_cb.last_hdr, ps, NFC_SAVED_HDR_SIZE);
/*save command length only*/
nfc_cb.cmd_size = *(ps + NFC_SAVED_HDR_SIZE);
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s : cmd_size:%d", __func__, nfc_cb.cmd_size);
if ((nfc_cb.last_hdr[0] == 0x20 &&
(nfc_cb.last_hdr[1] == 0x02 || nfc_cb.last_hdr[1] == 0x03)) ||
(nfc_cb.last_hdr[0] == 0x2F && nfc_cb.last_hdr[1] == 0x15) ||
(nfc_cb.last_hdr[0] == 0x21 && nfc_cb.last_hdr[1] == 0x01) ||
(nfc_cb.last_hdr[0] == 0x21 && nfc_cb.last_hdr[1] == 0x06)) {
if (nfc_cb.last_cmd_buf != nullptr) {
GKI_freebuf(nfc_cb.last_cmd_buf); // ======> Free before allocation
}
nfc_cb.last_cmd_buf = (uint8_t*)GKI_getbuf(nfc_cb.cmd_size + 1);
if (nfc_cb.last_cmd_buf != nullptr) {
/*save command data including length and excluding header*/
memcpy(nfc_cb.last_cmd_buf, ps + NFC_SAVED_HDR_SIZE,
(nfc_cb.cmd_size + 1));
memcpy(nfc_cb.last_cmd, ps + NCI_MSG_HDR_SIZE, NFC_SAVED_CMD_SIZE);
} else {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("NULL buffer nfc_cb.last_cmd_buf");
}
} else {
memcpy(nfc_cb.last_cmd, ps + NCI_MSG_HDR_SIZE, NFC_SAVED_CMD_SIZE);
}
#else
/* save the message header to double check the response */
ps = (uint8_t*)(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);
#endif
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;
} else if (p_buf->layer_specific == NFC_WAIT_RSP_RAW_VS) {
/* save the callback for RAW VS */
nfc_cb.p_vsc_cback = (void*)((tNFC_NCI_VS_MSG*)p_buf)->p_cback;
nfc_cb.rawVsCbflag = true;
}
/* Indicate command is pending */
nfc_cb.nci_cmd_window--;
/* send to HAL */
HAL_WRITE(p_buf);
#if (NXP_EXTNS != TRUE)
/* Indicate command is pending */
nfc_cb.nci_cmd_window--;
#endif
if (get_i2c_fragmentation_enabled() == I2C_FRAGMENATATION_ENABLED) {
nfc_cb.i2c_data_t.nci_cmd_channel_busy = 1;
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("setting channel busy flag");
}
/* start NFC command-timeout timer */
nfc_start_timer(&nfc_cb.nci_wait_rsp_timer,
(uint16_t)(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_t*)nfc_cb.p_disc_pending;
nci_snd_discover_cmd(*ps, (tNFC_DISCOVER_PARAMS*)(ps + 1));
#if (NXP_EXTNS == TRUE)
if (nfc_cb.p_last_disc) {
GKI_freebuf(nfc_cb.p_last_disc);
nfc_cb.p_last_disc = nullptr;
}
nfc_cb.p_last_disc = nfc_cb.p_disc_pending;
#else
GKI_freebuf(nfc_cb.p_disc_pending);
#endif
nfc_cb.p_disc_pending = nullptr;
}
} 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();
}
}
}
}
#if (NXP_EXTNS == TRUE || APPL_DTA_MODE == TRUE)
/*******************************************************************************
**
** Function nfc_ncif_getFWVersion
**
** Description This function is called to fet the FW Version
**
** Returns tNFC_FW_VERSION
**
*******************************************************************************/
tNFC_FW_VERSION nfc_ncif_getFWVersion() { return nfc_fw_version; }
#endif
/*******************************************************************************
**
** Function nfc_ncif_send_cmd
**
** Description Send NCI command to the NCIT task
**
** Returns void
**
*******************************************************************************/
void nfc_ncif_send_cmd(NFC_HDR* p_buf) {
#if (NXP_EXTNS == TRUE)
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("nfc_ncif_send_cmd()");
if (p_buf == nullptr) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("p_buf is NULL.");
return;
}
uint8_t* cmd = nullptr;
cmd = (uint8_t*)(p_buf + 1) + p_buf->offset;
if (sListenActivated == true) {
nfc_stop_timer(&nfc_cb.listen_activation_timer_list);
sListenActivated = false;
}
#endif
/* post the p_buf to NCIT task */
p_buf->event = BT_EVT_TO_NFC_NCI;
p_buf->layer_specific = 0;
nfcsnoop_capture(p_buf, false);
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
**
*******************************************************************************/
bool nfc_ncif_process_event(NFC_HDR* p_msg) {
uint8_t mt, pbf, gid, *p;
bool free = true;
uint8_t oid;
uint16_t len;
uint8_t* p_old, old_gid, old_oid, old_mt;
p = (uint8_t*)(p_msg + 1) + p_msg->offset;
if (p_msg->len < 3) {
// Per NCI spec, every packets should have at least 3 bytes: HDR0, HDR1, and
// LEN field.
LOG(ERROR) << StringPrintf("Invalid NCI packet: p_msg->len: %d",
p_msg->len);
return free;
}
// LEN field contains the size of the payload, not including the 3-byte packet
// header.
len = p[2] + 3;
if (p_msg->len < len) {
// Making sure the packet holds enough data than it claims.
LOG(ERROR) << StringPrintf("Invalid NCI packet: p_msg->len (%d) < len (%d)",
p_msg->len, len);
return free;
}
NCI_MSG_PRS_HDR0(p, mt, pbf, gid);
oid = ((*p) & NCI_OID_MASK);
#if (NXP_EXTNS == TRUE)
if (sListenActivated == true) {
nfc_stop_timer(&nfc_cb.listen_activation_timer_list);
sListenActivated = false;
}
#endif
if (nfc_cb.rawVsCbflag == true &&
nfc_ncif_proc_proprietary_rsp(mt, gid, oid) == true) {
#if (NXP_EXTNS == TRUE)
if (mt == NCI_MT_RSP) nci_proc_prop_raw_vs_rsp(p_msg);
#else
nci_proc_prop_raw_vs_rsp(p_msg);
nfc_cb.rawVsCbflag = false;
#endif
return free;
}
nfcsnoop_capture(p_msg, true);
switch (mt) {
case NCI_MT_DATA:
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("NFC received data");
nfc_ncif_proc_data(p_msg);
free = false;
break;
case NCI_MT_RSP:
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("NFC received rsp gid:%d", gid);
oid = ((*p) & 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)) {
if ((nfcFL.nfcNxpEse && nfcFL.eseFL._ESE_ETSI_READER_ENABLE) &&
((gid == NCI_GID_RF_MANAGE) && (oid == NCI_MSG_RF_DISCOVER)) &&
(etsi_reader_in_progress == true)) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("Changing disc_state and disc_flags");
nfa_dm_cb.disc_cb.disc_state = NFA_DM_RFST_IDLE;
nfa_dm_cb.disc_cb.disc_flags &=
~(NFA_DM_DISC_FLAGS_W4_NTF | NFA_DM_DISC_FLAGS_STOPPING);
nfa_dm_cb.disc_cb.disc_flags |=
(NFA_DM_DISC_FLAGS_W4_RSP | NFA_DM_DISC_FLAGS_NOTIFY |
NFA_DM_DISC_FLAGS_ENABLED);
disc_deact_ntf_timeout_handler(NFC_NFCC_TIMEOUT_REVT);
} else {
/*no response after the deactivate command, handling the error
* scenario after the recovery*/
if ((gid == NCI_GID_RF_MANAGE) && (oid == NCI_MSG_RF_DISCOVER) &&
(nfc_cb.nci_cmd_window == 0)) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("resetting the nci_cmd_window");
nfc_cb.nci_cmd_window++;
} else {
LOG(ERROR) << StringPrintf(
"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:
LOG(ERROR) << StringPrintf("NFC: Unknown gid:%d", gid);
break;
}
#if (NXP_EXTNS == TRUE)
// received command response
// set the saved header and command buffer to zero
nfc_cb.cmd_size = 0x00;
memset(nfc_cb.last_hdr, 0, NFC_SAVED_HDR_SIZE);
memset(nfc_cb.last_cmd, 0, NFC_SAVED_CMD_SIZE);
#endif
if (get_i2c_fragmentation_enabled() == I2C_FRAGMENATATION_ENABLED) {
nfc_cb.i2c_data_t.nci_cmd_channel_busy = 0;
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s,updating window", __func__);
p_cb_stored = nfc_find_conn_cb_by_conn_id(nfc_cb.i2c_data_t.conn_id);
nfc_ncif_update_window();
if (p_cb_stored && (nfc_cb.i2c_data_t.data_stored == 1) &&
(nfc_cb.i2c_data_t.nci_cmd_channel_busy == 0x00)) {
LOG(ERROR) << StringPrintf("resending the stored data packet");
nfc_ncif_send_data(p_cb_stored, nullptr);
nfc_cb.i2c_data_t.data_stored = 0;
}
} else {
nfc_ncif_update_window();
}
break;
case NCI_MT_NTF:
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("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:
LOG(ERROR) << StringPrintf("NFC: Unknown gid:%d", gid);
break;
}
break;
default:
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("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_t 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_t* p, uint8_t len) {
tNFC_RESPONSE evt_data;
if (nfc_cb.p_resp_cback) {
evt_data.set_config.num_param_id = 0;
if (len == 0) {
LOG(ERROR) << StringPrintf("Insufficient RSP length");
evt_data.set_config.status = NFC_STATUS_SYNTAX_ERROR;
(*nfc_cb.p_resp_cback)(NFC_SET_CONFIG_REVT, &evt_data);
return;
}
evt_data.set_config.status = (tNFC_STATUS)*p++;
if (evt_data.set_config.status != NFC_STATUS_OK && len > 1) {
evt_data.set_config.num_param_id = *p++;
if (evt_data.set_config.num_param_id > NFC_MAX_NUM_IDS) {
android_errorWriteLog(0x534e4554, "114047681");
LOG(ERROR) << StringPrintf("OOB write num_param_id %d",
evt_data.set_config.num_param_id);
evt_data.set_config.num_param_id = 0;
} else if (evt_data.set_config.num_param_id <= len - 2) {
STREAM_TO_ARRAY(evt_data.set_config.param_ids, p,
evt_data.set_config.num_param_id);
} else {
LOG(ERROR) << StringPrintf("Insufficient RSP length %d,num_param_id %d",
len, evt_data.set_config.num_param_id);
evt_data.set_config.num_param_id = 0;
}
}
(*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_t status) {
tNFC_RESPONSE evt_data;
if (event == NFC_NFCC_TIMEOUT_REVT && status == NFC_STATUS_HW_TIMEOUT) {
uint32_t cmd_hdr = (nfc_cb.last_hdr[0] << 8) | nfc_cb.last_hdr[1];
android::util::stats_write(android::util::NFC_ERROR_OCCURRED,
(int32_t)NCI_TIMEOUT, (int32_t)cmd_hdr,
(int32_t)status);
}
#if (NXP_EXTNS == TRUE)
if ((nfcFL.eseFL._ESE_DUAL_MODE_PRIO_SCHEME ==
nfcFL.eseFL._ESE_WIRED_MODE_RESUME) &&
((status == NFC_STATUS_WIRED_SESSION_ABORTED) ||
(status == NFC_STATUS_DWP_APDU_DROPPPED))) {
tNFC_CONN_CB* p_cb;
nfc_cb.bBlockWiredMode = true;
nfc_cb.bBlkPwrlinkAndModeSetCmd = true;
p_cb = nfc_find_conn_cb_by_conn_id(nfa_hci_cb.conn_id);
/*Stop rf_filed timer only if SPI is not open*/
if(NFC_INTF_REQ_SRC_DWP == nfc_cb.pwr_link_cmd.reqSrc)
nfc_stop_timer(&nfc_cb.rf_filed_event_timeout_timer);
if (!nfc_cb.bIsCreditNtfRcvd) {
nfc_stop_timer(&nfc_cb.nci_wait_data_ntf_timer);
nfc_cb.bIsCreditNtfRcvd = true;
if ((p_cb) && !p_cb->num_buff) p_cb->num_buff++;
}
nfc_cb.bSetmodeOnReq = true; /* Sending mode set ON is required on RF
deactivation to resume DWP */
nfa_hci_cb.bIsHciResponseTimedout = false;
if (status == NFC_STATUS_DWP_APDU_DROPPPED) {
nfc_cb.bRetransmitDwpPacket = true;
}
if (status == NFC_STATUS_WIRED_SESSION_ABORTED) {
nfc_cb.bIsDwpResPending = true;
nfa_hci_cb.IsWiredSessionAborted = true;
}
nfa_sys_stop_timer(&nfa_hci_cb.timer);
if (p_cb && p_cb->p_cback)
(*p_cb->p_cback)(nfa_hci_cb.conn_id, NFC_HCI_RESTART_TIMER,
(tNFC_CONN*)&evt_data);
}
#endif
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_t conn_id, uint8_t status) {
tNFC_CONN_CB* p_cb = nfc_find_conn_cb_by_conn_id(conn_id);
if (p_cb && p_cb->p_cback) {
tNFC_CONN nfc_conn;
nfc_conn.status = status;
(*p_cb->p_cback)(conn_id, NFC_ERROR_CEVT, &nfc_conn);
}
android::util::stats_write(android::util::NFC_ERROR_OCCURRED,
(int32_t)ERROR_NTF, (int32_t)0, (int32_t)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_t rf_status) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("nfc_ncif_proc_rf_field_ntf");
tNFC_RESPONSE evt_data;
#if (NXP_EXTNS == TRUE)
if(nfcFL.eseFL._ESE_DUAL_MODE_PRIO_SCHEME ==
nfcFL.eseFL._ESE_WIRED_MODE_RESUME) {
if (rf_status == 0x01) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("nfc_ncif_proc_rf_field_ntf ON_EVT");
nfc_cb.bBlockWiredMode = true;
nfc_cb.bBlkPwrlinkAndModeSetCmd = true;
nfc_stop_timer(&nfc_cb.nci_wait_setMode_Ntf_timer); /* stop mode set Ntf
timer if it is
allready started */
nfc_start_timer(&nfc_cb.rf_filed_event_timeout_timer,
(uint16_t)(NFC_TTYPE_NCI_WAIT_RF_FIELD_NTF),
NFC_NCI_RFFIELD_EVT_TIMEOUT);
} else {
nfc_stop_timer(&nfc_cb.rf_filed_event_timeout_timer);
if (nfc_cb.bBlockWiredMode) {
/*Timeout for field off is reduced to 1s which will be enough to get
* next field ntf if any*/
nfc_start_timer(&nfc_cb.rf_filed_event_timeout_timer,
(uint16_t)(NFC_TTYPE_NCI_WAIT_RF_FIELD_NTF), 1);
}
}
}
#endif
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
#if (NXP_EXTNS == TRUE)
/*******************************************************************************
**
** Function nfc_ncif_allow_dwp_transmission
**
** Description This function is called when CE deactivation/RF event
*timedout/RF OFF event
** eSE action notification
**
** Returns void
**
*******************************************************************************/
void nfc_ncif_allow_dwp_transmission() {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("nfc_ncif_allow_dwp_transmission Enter");
if(nfcFL.eseFL._ESE_DUAL_MODE_PRIO_SCHEME !=
nfcFL.eseFL._ESE_WIRED_MODE_RESUME) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("DUAL_MODE_PRIO_SCHEME != WIRED_MODE_RESUME. Returning");
return;
}
tNFC_RESPONSE evt_data;
tNFC_CONN_CB* p_cb;
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("nfc_ncif_allow_dwp_transmission %d, %d ",
nfc_cb.bIsDwpResPending, nfc_cb.bRetransmitDwpPacket);
p_cb = nfc_find_conn_cb_by_conn_id(nfa_hci_cb.conn_id);
if ((p_cb) && (p_cb->conn_id == NFC_NFCEE_CONN_ID)) {
if (nfa_hci_cb.bIsHciResponseTimedout) {
nfa_hci_cb.IsHciTimerChanged = false;
nfc_cb.bRetransmitDwpPacket = false;
nfa_hci_cb.bIsHciResponseTimedout = false;
nfc_cb.bIsDwpResPending = false;
}
if (nfc_cb.bIsDwpResPending) {
nfa_sys_stop_timer(&nfa_hci_cb.timer);
nfc_cb.bIsDwpResPending = false;
nfa_hci_cb.IsHciTimerChanged = true;
if (p_cb->p_cback)
(*p_cb->p_cback)(nfa_hci_cb.conn_id, NFC_HCI_RESTART_TIMER,
(tNFC_CONN*)&evt_data);
} else if (nfc_cb.bRetransmitDwpPacket) {
nfa_sys_stop_timer(&nfa_hci_cb.timer);
nfc_ncif_retransmit_data(p_cb, nfc_cb.temp_data);
nfc_cb.bRetransmitDwpPacket = false;
if (p_cb->p_cback)
(*p_cb->p_cback)(nfa_hci_cb.conn_id, NFC_HCI_RESTART_TIMER,
(tNFC_CONN*)&evt_data);
} else {
nfc_ncif_send_data(p_cb, nullptr);
}
}
}
/*******************************************************************************
**
** Function nfc_ncif_onWiredModeHold_timeout
**
** Description This function is called when RF field event timedout
** To aviod infinite dwp block on RF_ON event
**
** Returns void
**
*******************************************************************************/
void nfc_ncif_onWiredModeHold_timeout() {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("nfc_ncif_onWiredModeHold_timeout");
if(nfcFL.eseFL._ESE_DUAL_MODE_PRIO_SCHEME !=
nfcFL.eseFL._ESE_WIRED_MODE_RESUME) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("DUAL_MODE_PRIO_SCHEME != WIRED_MODE_RESUME. Returning");
return;
}
if (nfc_cb.bBlockWiredMode) {
nfc_ncif_resume_dwp_wired_mode();
}
}
/*******************************************************************************
**
** Function nfc_ncif_resume_dwp_wired_mode
**
** Description This function is called to resume DWP session when RF is
*session is over
**
** Returns void
**
*******************************************************************************/
void nfc_ncif_resume_dwp_wired_mode() {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("nfc_ncif_resume_dwp_wired_mode");
if(nfcFL.eseFL._ESE_DUAL_MODE_PRIO_SCHEME !=
nfcFL.eseFL._ESE_WIRED_MODE_RESUME) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("DUAL_MODE_PRIO_SCHEME != WIRED_MODE_RESUME. Returning");
return;
}
tNFC_CONN_CB* p_cb;
p_cb = nfc_find_conn_cb_by_conn_id(nfa_hci_cb.conn_id);
if (p_cb == nullptr) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("Control block not found. Returning");
return;
}
nfc_cb.bBlkPwrlinkAndModeSetCmd = false;
nfc_cb.bIssueModeSetCmd = false;
if (nfc_cb.pwr_link_cmd.bPwrLinkCmdRequested) {
nfc_stop_quick_timer(&nfc_cb.nci_wait_pwrLinkRsp_timer);
if (!nfc_cb.bCeActivatedeSE && nfc_cb.bSetmodeOnReq)
nfc_cb.bIssueModeSetCmd = true;
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("pwr link cmd to send");
nci_snd_pwr_nd_lnk_ctrl_cmd(NFCEE_ID_ESE, nfc_cb.pwr_link_cmd.param,
nfc_cb.pwr_link_cmd.reqSrc);
nfc_cb.pwr_link_cmd.bPwrLinkCmdRequested = false;
nfc_cb.pwr_link_cmd.reqSrc = NFC_INTF_REQ_SRC_DWP;
if (nfc_cb.pwr_link_cmd.param == 0x01) {
/* Mode set command not sent during Standby , so allow DWP
* transmission need to be called to unblock Standby command. */
nfc_cb.bBlockWiredMode = false;
nfc_cb.bCeActivatedeSE = false;
nfc_ncif_allow_dwp_transmission();
}
} else if (((nfc_cb.bSetmodeOnReq) || (!GKI_queue_is_empty(&p_cb->tx_q))) &&
(!nfc_cb.bCeActivatedeSE)) {
nfc_stop_quick_timer(&nfc_cb.nci_wait_setModeRsp_timer);
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("mode set cmd to send");
nfc_cb.bSetmodeOnReq = true;
nci_snd_nfcee_mode_set(NFCEE_ID_ESE, NFC_MODE_ACTIVATE);
nfc_start_timer(&nfc_cb.nci_wait_setMode_Ntf_timer,
(uint16_t)NFC_TYPE_NCI_WAIT_SETMODE_NTF,
NFC_NCI_SETMODE_NTF_TIMEOUT);
} else {
nfc_cb.bBlockWiredMode = false;
nfc_cb.bCeActivatedeSE = false;
/*Reset modeSet flags to unblock the next send request*/
nfc_cb.bSetmodeOnReq = false;
nfc_cb.flags &= ~NFC_FL_WAIT_MODE_SET_NTF;
nfc_ncif_allow_dwp_transmission();
}
}
/*******************************************************************************
**
** Function nfc_ncif_modeSet_Ntf_timeout
**
** Description This function is called when mode set ntf timedout
** To aviod infinite wait for mode set ntf
**
** Returns void
**
*******************************************************************************/
void nfc_ncif_modeSet_Ntf_timeout() {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("nfc_ncif_modeSet_Ntf_timeout");
if(nfcFL.eseFL._ESE_DUAL_MODE_PRIO_SCHEME !=
nfcFL.eseFL._ESE_WIRED_MODE_RESUME) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("DUAL_MODE_PRIO_SCHEME != WIRED_MODE_RESUME. Returning");
return;
}
if (nfc_cb.bBlockWiredMode) {
nfc_cb.bBlockWiredMode = false;
nfc_cb.bCeActivatedeSE = false;
nfc_ncif_allow_dwp_transmission();
}
}
/*******************************************************************************
**
** Function nfc_ncif_modeSet_rsp_timeout
**
** Description This function is called when mode set rsp timedout
** To aviod infinite wait for mode set rsp
**
** Returns void
**
*******************************************************************************/
void nfc_ncif_modeSet_rsp_timeout() {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("nfc_ncif_modeSet_rsp_timeout");
if(nfcFL.eseFL._ESE_DUAL_MODE_PRIO_SCHEME !=
nfcFL.eseFL._ESE_WIRED_MODE_RESUME) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("DUAL_MODE_PRIO_SCHEME != WIRED_MODE_RESUME. Returning");
return;
}
tNFC_NFCEE_MODE_SET_REVT mode_set_info;
tNFC_RESPONSE_CBACK* p_cback = nfc_cb.p_resp_cback;
tNFC_NFCEE_INFO_REVT nfcee_info;
tNFC_RESPONSE* p_evt = (tNFC_RESPONSE*)&nfcee_info;
tNFC_RESPONSE_EVT event = NFC_NFCEE_INFO_REVT;
p_evt = (tNFC_RESPONSE*)&mode_set_info;
event = NFC_NFCEE_MODE_SET_REVT;
mode_set_info.nfcee_id = NFCEE_ID_ESE;
mode_set_info.mode = NFC_MODE_ACTIVATE;
mode_set_info.status = NCI_STATUS_OK;
if (p_cback) {
(*p_cback)(event, p_evt);
}
}
/*******************************************************************************
**
** Function nfc_ncif_pwr_link_rsp_timeout
**
** Description This function is called when pwr link cmd is ignored due to
*rf session ongoing and sending fake resp
** to aviod infinite wait for power link Rsp
**
** Returns void
**
*******************************************************************************/
void nfc_ncif_pwr_link_rsp_timeout() {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("nfc_ncif_pwr_link_rsp_timeout");
if(nfcFL.eseFL._ESE_DUAL_MODE_PRIO_SCHEME !=
nfcFL.eseFL._ESE_WIRED_MODE_RESUME) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("DUAL_MODE_PRIO_SCHEME != WIRED_MODE_RESUME. Returning");
return;
}
tNFC_RESPONSE_CBACK* p_cback = nfc_cb.p_resp_cback;
tNFC_NFCEE_EE_PWR_LNK_REVT pwr_lnk_ctrl;
tNFC_NFCEE_INFO_REVT nfcee_info;
tNFC_RESPONSE_EVT event = NFC_NFCEE_INFO_REVT;
tNFC_RESPONSE* p_evt = (tNFC_RESPONSE*)&nfcee_info;
p_evt = (tNFC_RESPONSE*)&pwr_lnk_ctrl;
pwr_lnk_ctrl.status = NCI_STATUS_OK;
pwr_lnk_ctrl.nfcee_id = NFCEE_ID_ESE;
event = NFC_NFCEE_PWR_LNK_CTRL_REVT;
if (p_cback) (*p_cback)(event, p_evt);
}
#endif
/*******************************************************************************
**
** Function nfc_ncif_proc_credits
**
** Description This function is called to process data credits
**
** Returns void
**
*******************************************************************************/
void nfc_ncif_proc_credits(uint8_t* p, uint16_t plen) {
uint8_t num, xx;
tNFC_CONN_CB* p_cb;
if (plen != 0) {
num = *p++;
plen--;
if (num * 2 > plen) {
android_errorWriteLog(0x534e4554, "118148142");
return;
}
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 */
LOG(ERROR) << StringPrintf("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
#if (NXP_EXTNS == TRUE)
if (p_cb->conn_id != NFC_RF_CONN_ID) {
nfc_stop_timer(&nfc_cb.nci_wait_data_ntf_timer);
}
if (p_cb->conn_id == NFC_NFCEE_CONN_ID) {
nfc_cb.bIsCreditNtfRcvd = true;
}
#endif
if (get_i2c_fragmentation_enabled() == I2C_FRAGMENATATION_ENABLED) {
nfc_ncif_update_data_queue();
}
/* check if there's nay data in tx q to be sent */
nfc_ncif_send_data(p_cb, nullptr);
}
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_t* nfc_ncif_decode_rf_params(tNFC_RF_TECH_PARAMS* p_param, uint8_t* p) {
tNFC_RF_PA_PARAMS* p_pa;
uint8_t 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;
tNFC_RF_ACM_P_PARAMS* acm_p;
uint8_t mpl_idx = 0;
uint8_t gb_idx = 0, mpl;
uint8_t plen;
plen = 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 &&
NFC_GetNCIVersion() != NCI_VERSION_2_0)) {
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].
*/
if (plen < 3) {
goto invalid_packet;
}
plen -= 3;
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;
if (plen < p_pa->nfcid1_len + 1) {
goto invalid_packet;
}
plen -= (p_pa->nfcid1_len + 1);
STREAM_TO_ARRAY(p_pa->nfcid1, p, p_pa->nfcid1_len);
u8 = *p++;
if (u8) {
if (plen < 1) {
goto invalid_packet;
}
plen--;
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;
if (plen < 1) {
goto invalid_packet;
}
plen--;
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;
if (plen < p_pb->sensb_res_len) {
goto invalid_packet;
}
plen -= p_pb->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 &&
NFC_GetNCIVersion() != NCI_VERSION_2_0)) {
/*
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;
if (plen < 2) {
goto invalid_packet;
}
plen -= 2;
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;
if (plen < p_pf->sensf_res_len) {
goto invalid_packet;
}
plen -= p_pf->sensf_res_len;
STREAM_TO_ARRAY(p_pf->sensf_res, p, p_pf->sensf_res_len);
if (p_pf->sensf_res_len < NCI_MRTI_UPDATE_INDEX + 1) {
goto invalid_packet;
}
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 &&
NFC_GetNCIVersion() != NCI_VERSION_2_0)) {
p_lf = &p_param->param.lf;
if (plen < 1) {
goto invalid_packet;
}
plen--;
u8 = *p++;
if (u8) {
if (plen < NCI_NFCID2_LEN) {
goto invalid_packet;
}
plen -= NCI_NFCID2_LEN;
STREAM_TO_ARRAY(p_lf->nfcid2, p, NCI_NFCID2_LEN);
}
} else if (NCI_DISCOVERY_TYPE_POLL_V == p_param->mode) {
p_i93 = &p_param->param.pi93;
if (plen < 2) {
goto invalid_packet;
}
plen -= 2;
p_i93->flag = *p++;
p_i93->dsfid = *p++;
if (plen < NFC_ISO15693_UID_LEN) {
goto invalid_packet;
}
plen -= NFC_ISO15693_UID_LEN;
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 = len;
if (p_param->param.pk.uid_len > NFC_KOVIO_MAX_LEN) {
LOG(ERROR) << StringPrintf("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);
} else if (NCI_DISCOVERY_TYPE_POLL_ACTIVE == p_param->mode) {
acm_p = &p_param->param.acm_p;
#if (NXP_EXTNS == TRUE)
/*Skip RF Tech Specific Parametres*/
p = p+len;
/*Skip RF Technology mode, Tx , Rx baud rate & length params
* Byte 1 Byte 2 Byte 3 Byte 4
* Tech and Mode Tx BR Rx BR Length of Act Param */
p = p + 3;
plen = *p;
p++;
#endif
if (plen < 1) {
goto invalid_packet;
}
plen--;
acm_p->atr_res_len = *p++;
if (acm_p->atr_res_len > 0) {
if (acm_p->atr_res_len > NFC_MAX_ATS_LEN)
acm_p->atr_res_len = NFC_MAX_ATS_LEN;
if (plen < acm_p->atr_res_len) {
goto invalid_packet;
}
plen -= acm_p->atr_res_len;
STREAM_TO_ARRAY(acm_p->atr_res, p, acm_p->atr_res_len);
/* 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;
if (acm_p->atr_res_len < mpl_idx + 1) {
goto invalid_packet;
}
acm_p->waiting_time = acm_p->atr_res[NCI_L_NFC_DEP_TO_INDEX] & 0x0F;
mpl = ((acm_p->atr_res[mpl_idx]) >> 4) & 0x03;
acm_p->max_payload_size = nfc_mpl_code_to_size[mpl];
if (acm_p->atr_res_len > gb_idx) {
acm_p->gen_bytes_len = acm_p->atr_res_len - gb_idx;
if (acm_p->gen_bytes_len > NFC_MAX_GEN_BYTES_LEN)
acm_p->gen_bytes_len = NFC_MAX_GEN_BYTES_LEN;
memcpy(acm_p->gen_bytes, &acm_p->atr_res[gb_idx], acm_p->gen_bytes_len);
}
}
} else if (NCI_DISCOVERY_TYPE_LISTEN_ACTIVE == p_param->mode) {
acm_p = &p_param->param.acm_p;
if (plen < 1) {
goto invalid_packet;
}
plen--;
acm_p->atr_res_len = *p++;
if (acm_p->atr_res_len > 0) {
if (acm_p->atr_res_len > NFC_MAX_ATS_LEN)
acm_p->atr_res_len = NFC_MAX_ATS_LEN;
if (plen < acm_p->atr_res_len) {
goto invalid_packet;
}
plen -= acm_p->atr_res_len;
STREAM_TO_ARRAY(acm_p->atr_res, p, acm_p->atr_res_len);
/* 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;
if (acm_p->atr_res_len < mpl_idx + 1) {
goto invalid_packet;
}
mpl = ((acm_p->atr_res[mpl_idx]) >> 4) & 0x03;
acm_p->max_payload_size = nfc_mpl_code_to_size[mpl];
if (acm_p->atr_res_len > gb_idx) {
acm_p->gen_bytes_len = acm_p->atr_res_len - gb_idx;
if (acm_p->gen_bytes_len > NFC_MAX_GEN_BYTES_LEN)
acm_p->gen_bytes_len = NFC_MAX_GEN_BYTES_LEN;
memcpy(acm_p->gen_bytes, &acm_p->atr_res[gb_idx], acm_p->gen_bytes_len);
}
}
}
invalid_packet:
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_t* p, uint16_t plen) {
tNFC_DISCOVER evt_data;
if (nfc_cb.p_discv_cback) {
// validate packet length should be larger than (NCI header + rf_disc_id +
// protocol + mode + length of rf parameters).
if (plen < NCI_MSG_HDR_SIZE + 4) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
plen -= (NCI_MSG_HDR_SIZE + 4);
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++;
// validate packet length should be larger than (rf_tech_param + ntf_type)
if (plen < *p + 1) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
plen -= (*p + 1);
p = nfc_ncif_decode_rf_params(&evt_data.result.rf_tech_param, p);
evt_data.result.more = *p++;
invalid_packet:
(*nfc_cb.p_discv_cback)(NFC_RESULT_DEVT, &evt_data);
}
}
/*******************************************************************************
**
** Function nfc_ncif_proc_isodep_nak_presence_check_status
**
** Description This function is called to handle response and notification for
** presence check nak command
**
** Returns void
**
*******************************************************************************/
void nfc_ncif_proc_isodep_nak_presence_check_status (uint8_t status, bool is_ntf) {
rw_t4t_handle_isodep_nak_rsp(status , is_ntf);
}
#if (NXP_EXTNS == TRUE)
/*******************************************************************************
**
** Function nfc_ncif_proc_rf_wtx_ntf
**
** Description This function is called to process rf wtx notification
**
** Returns void
**
*******************************************************************************/
void nfc_ncif_proc_rf_wtx_ntf(__attribute__((unused)) uint8_t* p,
__attribute__((unused)) uint16_t plen) {
tNFC_CONN_CB* p_cb = nullptr;
p_cb = nfc_find_conn_cb_by_conn_id(NFC_RF_CONN_ID);
if (nullptr != p_cb) {
if ((p_cb->conn_id == NFC_RF_CONN_ID) && (p_cb->p_cback)) {
/* Indicate upper layer that local device started receiving rf wtx */
(*p_cb->p_cback)(p_cb->conn_id, NFC_RF_WTX_CEVT, nullptr);
}
}
}
#endif
/*******************************************************************************
**
** 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_t* p, uint8_t 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_t gb_idx = 0, mpl;
#endif
uint8_t t0;
tNCI_DISCOVERY_TYPE mode;
tNFC_CONN_CB* p_cb = &nfc_cb.conn_cb[NFC_RF_CONN_ID];
uint8_t* pp, len_act;
uint8_t buff_size, num_buff;
tNFC_RF_PA_PARAMS* p_pa;
uint8_t plen = len, pplen = 0;
nfc_set_state(NFC_STATE_OPEN);
memset(p_intf, 0, sizeof(tNFC_INTF_PARAMS));
// validate packet length should be larger than (rf_disc_id + type +
// protocol + mode + buff_size + num_buff + length of rf parameters).
if (plen < 7) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
plen -= 7;
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;
#if (NXP_EXTNS == TRUE)
if ((evt_data.activate.protocol == NCI_PROTOCOL_UNKNOWN) &&
(p_intf->type == NCI_INTERFACE_FRAME))
evt_data.activate.protocol = NCI_PROTOCOL_T3BT;
#endif
evt_data.activate.rf_tech_param.mode = *p++;
buff_size = *p++;
num_buff = *p++;
/* fill in tNFC_activate_DEVT */
// validate remaining packet length should be larger than (rf_tech_param +
// data_mode + tx_bitrate + rx_bitrte + len_act).
if (plen < *p + 4) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
plen -= (*p + 4);
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++;
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("nfc_ncif_proc_activate:%d %d, mode:0x%02x", len, len_act,
mode);
#if (NXP_EXTNS == TRUE)
if ((evt_data.activate.protocol == NCI_PROTOCOL_NFC_DEP) &&
(mode == NCI_DISCOVERY_TYPE_LISTEN_F)) {
sListenActivated = true;
nfc_start_timer(&nfc_cb.listen_activation_timer_list,
(uint16_t)(NFC_TTYPE_LISTEN_ACTIVATION), 2);
}
/*Stop rf_filed timer only if SPI is not open*/
if ((nfcFL.eseFL._ESE_DUAL_MODE_PRIO_SCHEME ==
nfcFL.eseFL._ESE_WIRED_MODE_RESUME) &&
nfc_cb.bBlockWiredMode &&
(NFC_INTF_REQ_SRC_DWP == nfc_cb.pwr_link_cmd.reqSrc)) {
nfc_stop_timer(&nfc_cb.rf_filed_event_timeout_timer);
}
#endif
/* 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;
if (plen < p_intf->intf_param.frame.param_len) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
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;
if (plen < 1) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
plen--;
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;
if (plen < p_pa_iso->ats_res_len) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
plen -= p_pa_iso->ats_res_len;
STREAM_TO_ARRAY(p_pa_iso->ats_res, p, p_pa_iso->ats_res_len);
pplen = 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 */
pplen--;
if (t0 & NCI_ATS_TA_MASK) {
if (pplen < 1) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
pplen--;
pp++; /* TA */
}
if (t0 & NCI_ATS_TB_MASK) {
/* FWI (Frame Waiting time Integer) & SPGI (Start-up Frame Guard time
* Integer) */
if (pplen < 1) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
pplen--;
p_pa_iso->fwi = (((*pp) >> 4) & 0x0F);
p_pa_iso->sfgi = ((*pp) & 0x0F);
pp++; /* TB */
}
if (t0 & NCI_ATS_TC_MASK) {
if (pplen < 1) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
pplen--;
p_pa_iso->nad_used = ((*pp) & 0x01);
pp++; /* TC */
}
p_pa_iso->his_byte_len =
(uint8_t)(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;
if (pplen < p_pa_iso->his_byte_len) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
memcpy(p_pa_iso->his_byte, pp, p_pa_iso->his_byte_len);
break;
case NCI_DISCOVERY_TYPE_LISTEN_A:
if (plen < 1) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
plen--;
p_intf->intf_param.la_iso.rats = *p++;
gettimeofday(&timer_start, nullptr);
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;
if (plen < 1) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
plen--;
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;
if (plen < p_pb_iso->attrib_res_len) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
plen -= p_pb_iso->attrib_res_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;
if (plen < 1) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
plen--;
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;
if (plen < p_lb_iso->attrib_req_len) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
plen -= p_lb_iso->attrib_req_len;
STREAM_TO_ARRAY(p_lb_iso->attrib_req, p, p_lb_iso->attrib_req_len);
if (p_lb_iso->attrib_req_len < NFC_NFCID0_MAX_LEN) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
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);
}
gettimeofday(&timer_start, nullptr);
break;
}
}
#if (NFC_RW_ONLY == FALSE)
else if (evt_data.activate.intf_param.type == NCI_INTERFACE_NFC_DEP) {
#if (NXP_EXTNS == TRUE)
if ((nfcFL.eseFL._ESE_DUAL_MODE_PRIO_SCHEME ==
nfcFL.eseFL._ESE_WIRED_MODE_RESUME) && nfc_cb.bBlockWiredMode) {
nfc_ncif_resume_dwp_wired_mode();
}
#endif
/* 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;
/* Active mode, no info in activation parameters (NCI 2.0) */
if ((NFC_GetNCIVersion() == NCI_VERSION_2_0) &&
((mode == NCI_DISCOVERY_TYPE_POLL_ACTIVE) ||
(mode == NCI_DISCOVERY_TYPE_LISTEN_ACTIVE))) {
p_pa_nfc->atr_res_len =
evt_data.activate.rf_tech_param.param.acm_p.atr_res_len;
} else {
if (plen < 1) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
plen--;
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;
if ((NFC_GetNCIVersion() == NCI_VERSION_2_0) &&
((mode == NCI_DISCOVERY_TYPE_POLL_ACTIVE) ||
(mode == NCI_DISCOVERY_TYPE_LISTEN_ACTIVE))) {
/* NCI 2.0 : ATR_RES is included in RF technology parameters in active mode */
memcpy(p_pa_nfc->atr_res,
evt_data.activate.rf_tech_param.param.acm_p.atr_res,
p_pa_nfc->atr_res_len);
} else {
if (plen < p_pa_nfc->atr_res_len) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
plen -= p_pa_nfc->atr_res_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) &&
NFC_GetNCIVersion() != NCI_VERSION_2_0) ||
(NFC_GetNCIVersion() == NCI_VERSION_2_0 &&
mode == NCI_DISCOVERY_TYPE_POLL_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;
if (p_pa_nfc->atr_res_len < NCI_L_NFC_DEP_TO_INDEX + 1) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
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) ||
(NFC_GetNCIVersion() != NCI_VERSION_2_0 &&
(mode == NCI_DISCOVERY_TYPE_LISTEN_A_ACTIVE ||
mode == NCI_DISCOVERY_TYPE_LISTEN_F_ACTIVE)) ||
(NFC_GetNCIVersion() == NCI_VERSION_2_0 &&
mode == NCI_DISCOVERY_TYPE_LISTEN_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;
}
if (p_pa_nfc->atr_res_len < mpl_idx + 1) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
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;
if (plen < 2) {
evt_data.status = NCI_STATUS_FAILED;
goto invalid_packet;
}
plen -= 2;
p_pa->hr[0] = *p++;
p_pa->hr[1] = *p++;
}
}
#if (NXP_EXTNS == TRUE)
/*
* Code to handle the Reader over SWP.
* 1. Do not activate tag for this NTF.
* 2. Pass this info to JNI as START_READER_EVT.
*/
else if (evt_data.activate.intf_param.type == nfcFL.nfcMwFL._NCI_INTERFACE_UICC_DIRECT ||
evt_data.activate.intf_param.type == nfcFL.nfcMwFL._NCI_INTERFACE_ESE_DIRECT) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("nfc_ncif_proc_activate:interface type %x",
evt_data.activate.intf_param.type);
}
#endif
p_cb->act_protocol = evt_data.activate.protocol;
p_cb->act_interface = evt_data.activate.intf_param.type;
#if (NXP_EXTNS == TRUE)
p_cb->sel_res = evt_data.activate.rf_tech_param.param.pa.sel_rsp;
#endif
p_cb->buff_size = buff_size;
p_cb->num_buff = num_buff;
p_cb->init_credits = num_buff;
invalid_packet:
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_t status, uint8_t deact_type, bool is_ntf) {
tNFC_DISCOVER evt_data = {0};
tNFC_CONN_CB* p_cb = &nfc_cb.conn_cb[NFC_RF_CONN_ID];
#if (NXP_EXTNS == TRUE)
tRW_T3T_CB *p_t3tcb = &rw_cb.tcb.t3t;
#endif
void* p_data;
nfc_set_state(NFC_STATE_IDLE);
evt_data.deactivate.status = status;
evt_data.deactivate.type = deact_type;
evt_data.deactivate.is_ntf = is_ntf;
if (NFC_GetNCIVersion() == NCI_VERSION_2_0) {
evt_data.deactivate.reason = nfc_cb.deact_reason;
}
while ((p_data = GKI_dequeue(&p_cb->rx_q)) != nullptr) {
GKI_freebuf(p_data);
}
while ((p_data = GKI_dequeue(&p_cb->tx_q)) != nullptr) {
GKI_freebuf(p_data);
}
if (p_cb->p_cback) {
tNFC_CONN nfc_conn;
nfc_conn.deactivate = evt_data.deactivate;
(*p_cb->p_cback)(NFC_RF_CONN_ID, NFC_DEACTIVATE_CEVT, &nfc_conn);
}
#if (NXP_EXTNS == TRUE)
/*Stop rf_filed timer only if SPI is not open*/
if((nfcFL.eseFL._ESE_DUAL_MODE_PRIO_SCHEME == nfcFL.eseFL._ESE_WIRED_MODE_RESUME) &&
(deact_type != NFC_DEACTIVATE_TYPE_SLEEP) && is_ntf)
{
if (nfc_cb.bBlockWiredMode &&
(NFC_INTF_REQ_SRC_DWP == nfc_cb.pwr_link_cmd.reqSrc)) {
nfc_stop_timer(&nfc_cb.rf_filed_event_timeout_timer);
nfc_start_timer(&nfc_cb.rf_filed_event_timeout_timer, (uint16_t)(NFC_TTYPE_NCI_WAIT_RF_FIELD_NTF), NFC_NCI_RFFIELD_EVT_TIMEOUT);
}
}
if (p_t3tcb->poll_timer.in_use)
{
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: stopping t3t polling timer", __func__);
nfc_stop_quick_timer (&p_t3tcb->poll_timer);
}
if ((nfc_cb.flags & (NFC_FL_DISCOVER_PENDING | NFC_FL_CONTROL_REQUESTED)) &&
(deact_type == NFC_DEACTIVATE_TYPE_DISCOVERY) && (is_ntf == true)) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"Abnormal State, Deactivate NTF is ignored, MW is already going to "
"Discovery state");
return;
}
#endif
if (nfc_cb.p_discv_cback) {
(*nfc_cb.p_discv_cback)(NFC_DEACTIVATE_DEVT, &evt_data);
}
// clear previous stored tick count if not comsumed
if (timer_start.tv_sec != 0 || timer_start.tv_usec != 0) {
memset(&timer_start, 0, sizeof(timer_start));
}
}
/*******************************************************************************
**
** 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_t* p, uint16_t plen) {
tNFC_EE_ACTION_REVT evt_data;
tNFC_RESPONSE_CBACK* p_cback = nfc_cb.p_resp_cback;
uint8_t data_len, ulen, tag, *p_data;
uint8_t 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_t)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;
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("AID len = %d", data_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 = nullptr;
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;
}
#if (NXP_EXTNS == TRUE)
if(nfcFL.eseFL._ESE_DUAL_MODE_PRIO_SCHEME ==
nfcFL.eseFL._ESE_WIRED_MODE_RESUME) {
/*Stop rf_filed timer only if SPI is not open*/
if (NFC_INTF_REQ_SRC_DWP == nfc_cb.pwr_link_cmd.reqSrc)
nfc_stop_timer(&nfc_cb.rf_filed_event_timeout_timer);
tNFC_CONN_CB* p_cb;
p_cb = nfc_find_conn_cb_by_conn_id(nfa_hci_cb.conn_id);
if (evt_data.nfcee_id != 0xC0) {
nfc_cb.bBlockWiredMode = true;
nfc_cb.bBlkPwrlinkAndModeSetCmd = true;
if (!nfc_cb.bIsDwpResPending && nfa_hci_cb.assembling) {
/* To faster transceive time out when CE is activated with UICC during
* chained response being received*/
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("restarted hci timer during chained response");
nfa_hci_cb.IsWiredSessionAborted = true;
nfa_sys_stop_timer(&nfa_hci_cb.timer);
if (p_cb && p_cb->p_cback)
(*p_cb->p_cback)(nfa_hci_cb.conn_id, NFC_HCI_RESTART_TIMER,
(tNFC_CONN*)&evt_data);
}
} else {
if (evt_data.act_data.trigger == NCI_EE_TRIG_RF_TECHNOLOGY) {
nfc_cb.bBlockWiredMode = true;
} else if (nfc_cb.bBlockWiredMode) {
nfc_cb.bCeActivatedeSE = true;
nfc_ncif_resume_dwp_wired_mode();
}
nfc_main_flush_cmd_queue();
}
}
#endif
tNFC_RESPONSE nfc_response;
nfc_response.ee_action = evt_data;
(*p_cback)(NFC_EE_ACTION_REVT, &nfc_response);
}
}
/*******************************************************************************
**
** 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_t* p, uint16_t 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_t u8;
if (!plen) {
android_errorWriteLog(0x534e4554, "221856662");
return;
}
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("nfc_ncif_proc_ee_discover_req %d len:%d", *p, plen);
if (*p > NFC_MAX_EE_DISC_ENTRIES) {
android_errorWriteLog(0x534e4554, "122361874");
LOG(ERROR) << __func__ << "Exceed NFC_MAX_EE_DISC_ENTRIES";
return;
}
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 */
{
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("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++;
}
tNFC_RESPONSE nfc_response;
nfc_response.ee_discover_req = ee_disc_req;
(*p_cback)(NFC_EE_DISCOVER_REQ_REVT, &nfc_response);
}
}
/*******************************************************************************
**
** Function nfc_ncif_proc_get_routing
**
** Description This function is called to process get routing notification
**
** Returns void
**
*******************************************************************************/
void nfc_ncif_proc_get_routing(__attribute__((unused)) uint8_t* p,
__attribute__((unused))uint8_t len) {
__attribute__((unused)) tNFC_STATUS status = NFC_STATUS_CONTINUE;
#if (NXP_EXTNS == FALSE)
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;
evt_data.tlv_size += tl;
if (evt_data.tlv_size > NFC_MAX_EE_TLV_SIZE) {
android_errorWriteLog(0x534e4554, "117554809");
LOG(ERROR) << __func__ << "Invalid data format";
return;
}
STREAM_TO_ARRAY(pn, p, tl);
pn += tl;
}
(*nfc_cb.p_resp_cback)(NFC_GET_ROUTING_REVT, (tNFC_RESPONSE*)&evt_data);
}
}
if (nfc_cb.p_resp_cback) {
more = *p;
if (more == false) {
status = NFC_STATUS_OK;
}
evt_data.status = (tNFC_STATUS)status;
evt_data.num_tlvs = *(p + 1);
evt_data.tlv_size = len;
memcpy(evt_data.param_tlvs, p, len);
tNFC_RESPONSE nfc_response;
nfc_response.get_routing = evt_data;
(*nfc_cb.p_resp_cback)(NFC_GET_ROUTING_REVT, &nfc_response);
}
#endif
}
#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_t* p,
__attribute__((unused)) uint16_t plen,
uint8_t dest_type) {
tNFC_CONN_CB* p_cb;
tNFC_STATUS status;
tNFC_CONN_CBACK* p_cback;
tNFC_CONN evt_data;
uint8_t 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++;
if (conn_id > NFC_MAX_CONN_ID) {
status = NCI_STATUS_FAILED;
conn_id = NFC_ILLEGAL_CONN_ID;
}
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);
#if (NXP_EXTNS == TRUE)
if (p_cb->id == 1) {
nfcc_dh_conn_id = conn_id;
}
#endif
} 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_t 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_t* p, bool is_ntf) {
uint8_t* temp = p, len;
uint8_t* p_len = p - 1;
uint8_t status = NCI_STATUS_FAILED;
uint8_t wait_for_ntf = FALSE;
status = *p_len > 0 ? *p++ : NCI_STATUS_FAILED;
if (*p_len > 2 && is_ntf) {
#if (NXP_EXTNS == TRUE)
if(nfcFL.nfccFL._NFCC_FORCE_NCI1_0_INIT) {
if (status == 0x02) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"CORE_RESET_NTF 2 reason Command Received status nfc_state : 0x%x : "
"0x%x",
status, nfc_cb.nfc_state);
wait_for_ntf = false;
status = NCI_STATUS_OK;
} else if (status == 0x00) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"CORE_RESET_NTF 2 reason Unrecoverable Error status nfc_state : 0x%x "
": 0x%x",
status, nfc_cb.nfc_state);
core_reset_init_num_buff = true;
if(nfa_dm_is_active())
nfc_ncif_cmd_timeout();
} else {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("CORE_RESET_NTF 1 nfc_state :0x%x ", nfc_cb.nfc_state);
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("CORE_RESET_NTF 1 status :0x%x ", status);
core_reset_init_num_buff = true;
if(nfa_dm_is_active())
nfc_ncif_cmd_timeout();
}
}
else {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("reset notification nfc_state :0x%x ", nfc_cb.nfc_state);
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("reset notification!!:0x%x ", status);
if(status == NCI2_0_RESET_TRIGGER_TYPE_CORE_RESET_CMD_RECEIVED ||
status == NCI2_0_RESET_TRIGGER_TYPE_POWERED_ON) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("CORE_RESET_NTF Received status nfc_state : 0x%x : 0x%x",
status ,nfc_cb.nfc_state);
nfc_stop_timer(&nfc_cb.nci_wait_rsp_timer);
p++;
STREAM_TO_UINT8(nfc_cb.nci_version, p);
LOG(ERROR) << StringPrintf(" CORE_RESET_NTF nci_version%x", nfc_cb.nci_version);
status = NCI_STATUS_OK;
} else {
core_reset_init_num_buff = true;
/* CORE_RESET_NTF received error case , trigger recovery*/
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("CORE_RESET_NTF Received status nfc_state : 0x%x : 0x%x",
status ,nfc_cb.nfc_state);
if(nfa_dm_is_active())
nfc_ncif_cmd_timeout();
status = NCI_STATUS_FAILED;
}
}
} else {
if(nfcFL.nfccFL._NFCC_FORCE_NCI1_0_INIT) {
if ((*p_len) == NCI_CORE_RESET_RSP_LEN(NCI_VERSION_1_0)) {
nfc_cb.nci_version = NCI_VERSION_1_0;
}
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("CORE_RESET_RSP 2 nfc_state :0x%x ", nfc_cb.nfc_state);
len = *(--temp); // extract the no of params in reset response
if (nfc_cb.flags & (NFC_FL_RESTARTING | NFC_FL_POWER_CYCLE_NFCC)) {
nfc_reset_all_conn_cbs();
}
if (len == 0x01) // If response length is 01 means NCI2.0
{
wait_for_ntf = true;
}
}
else {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("CORE_RESET_RSP len :0x%x ", *p_len);
if ((*p_len) == NCI_CORE_RESET_RSP_LEN(NCI_VERSION_2_0)) {
wait_for_ntf = true;
}
else if ((*p_len) == NCI_CORE_RESET_RSP_LEN(NCI_VERSION_1_0)) {
nfc_cb.nci_version = NCI_VERSION_1_0;
}
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("reset response nfc_state :0x%x ", nfc_cb.nfc_state);
if (nfc_cb.flags & (NFC_FL_RESTARTING | NFC_FL_POWER_CYCLE_NFCC)) {
nfc_reset_all_conn_cbs();
}
}
}
#else
LOG(WARNING) << StringPrintf("reset notification!!:0x%x ", status);
/* clean up, if the state is OPEN
* FW does not report reset ntf right now */
if (status == NCI2_0_RESET_TRIGGER_TYPE_CORE_RESET_CMD_RECEIVED ||
status == NCI2_0_RESET_TRIGGER_TYPE_POWERED_ON) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("CORE_RESET_NTF Received status nfc_state : 0x%x : 0x%x",
status, nfc_cb.nfc_state);
nfc_stop_timer(&nfc_cb.nci_wait_rsp_timer);
p++;
STREAM_TO_UINT8(nfc_cb.nci_version, p);
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(" CORE_RESET_NTF nci_version%x", nfc_cb.nci_version);
status = NCI_STATUS_OK;
} else {
/* CORE_RESET_NTF received error case , trigger recovery*/
LOG(ERROR) << StringPrintf(
"CORE_RESET_NTF Received status nfc_state : 0x%x : 0x%x", status,
nfc_cb.nfc_state);
nfc_ncif_cmd_timeout();
status = NCI_STATUS_FAILED;
}
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();
}
} else {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("CORE_RESET_RSP len :0x%x ", *p_len);
if ((*p_len) == NCI_CORE_RESET_RSP_LEN(NCI_VERSION_2_0)) {
wait_for_ntf = TRUE;
} else if ((*p_len) == NCI_CORE_RESET_RSP_LEN(NCI_VERSION_1_0)) {
nfc_cb.nci_version = NCI_VERSION_1_0;
}
}
if (nfc_cb.flags & (NFC_FL_RESTARTING | NFC_FL_POWER_CYCLE_NFCC)) {
nfc_reset_all_conn_cbs();
}
#endif
if (status == NCI_STATUS_OK) {
#if (NXP_EXTNS == TRUE)
if(nfcFL.nfccFL._NFCC_FORCE_NCI1_0_INIT) {
if (!wait_for_ntf) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("Got CORE_RESET_NTF 2 sending CORE_INIT_CMD 1");
nci_snd_core_init(NCI_VERSION_1_0);
} else {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("Waiting for CORE_RESET_NTF 2 reason CMD received");
/* start NFC command-timeout timer */
nfc_start_timer(&nfc_cb.nci_wait_rsp_timer,
(uint16_t)(NFC_TTYPE_NCI_WAIT_RSP),
nfc_cb.nci_wait_rsp_tout);
}
}
else {
#endif
if(wait_for_ntf == TRUE) {
/* reset version reported by NFCC is NCI2.0 , start a timer for 2000ms to
* wait for NTF*/
nfc_start_timer (&nfc_cb.nci_wait_rsp_timer,
(uint16_t)(NFC_TTYPE_NCI_WAIT_RSP),
nfc_cb.nci_wait_rsp_tout);
} else {
/*MW tries to reInitialize, so clear nfa_dm_cb.params before
*proceeding, to avoid having previously initialized values if any*/
memset(&nfa_dm_cb.params, 0x00, sizeof(tNFA_DM_PARAMS));
if (nfc_cb.nci_version == NCI_VERSION_1_0)
nci_snd_core_init(NCI_VERSION_1_0);
else
nci_snd_core_init(NCI_VERSION_2_0);
}
#if (NXP_EXTNS == TRUE)
}
#endif
} else {
#if (NXP_EXTNS == TRUE)
if(!core_reset_init_num_buff)
{
if(!nfa_dm_is_active())
{
status = NCI_STATUS_NOT_INITIALIZED;
NFC_Disable();
}
#endif
LOG(ERROR) << StringPrintf("Failed to reset NFCC");
nfc_enabled (status, nullptr);
#if (NXP_EXTNS == TRUE)
}
#endif
}
}
#if (NXP_EXTNS == TRUE)
uint8_t nfc_hal_nfcc_reset(void) {
phNxpNci_Extn_Cmd_t inData;
phNxpNci_Extn_Resp_t outData;
/*NCI_RESET_CMD*/
uint8_t cmd_reset_nci[] = {0x20, 0x00, 0x01, 0x00};
uint8_t core_status = NCI_STATUS_FAILED;
uint8_t retry_count = 0;
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("Inside nfc_hal_nfcc_reset");
memset(&inData, 0x00, sizeof(phNxpNci_Extn_Cmd_t));
memset(&outData, 0x00, sizeof(phNxpNci_Extn_Resp_t));
inData.cmd_len = sizeof(cmd_reset_nci);
memcpy(inData.p_cmd, cmd_reset_nci,
sizeof(cmd_reset_nci));
do {
core_status =
nfc_cb.p_hal->nciTransceive(&inData,&outData);
retry_count++;
} while (NCI_STATUS_OK != core_status &&
retry_count < (NFC_NFCC_INIT_MAX_RETRY + 1));
return core_status;
}
uint8_t nfc_hal_nfcc_init() {
phNxpNci_Extn_Cmd_t inData;
phNxpNci_Extn_Resp_t outData;
/*NCI_INIT_CMD*/
uint8_t cmd_init_nci[] = {0x20, 0x01, 0x00};
uint8_t cmd_init_nci2_0[] = {0x20,0x01,0x02,0x00,0x00};
uint8_t init_status = NCI_STATUS_FAILED;
uint8_t retry_count = 0;
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("Inside nfc_hal_nfcc_init");
memset(&inData, 0x00, sizeof(phNxpNci_Extn_Cmd_t));
memset(&outData, 0x00, sizeof(phNxpNci_Extn_Resp_t));
if(nfc_cb.nci_version == NCI_VERSION_1_0)
{
inData.cmd_len = sizeof(cmd_init_nci);
memcpy(inData.p_cmd, cmd_init_nci, sizeof(cmd_init_nci));
}
else
{
inData.cmd_len = sizeof(cmd_init_nci2_0);
memcpy(inData.p_cmd, cmd_init_nci2_0, sizeof(cmd_init_nci2_0));
}
do {
init_status =
nfc_cb.p_hal->nciTransceive(&inData,&outData);
retry_count++;
} while (NCI_STATUS_OK != init_status &&
retry_count < (NFC_NFCC_INIT_MAX_RETRY + 1));
return init_status;
}
#endif
/*******************************************************************************
**
** Function nfc_ncif_proc_init_rsp
**
** Description This function is called to process init response
**
** Returns void
**
*******************************************************************************/
void nfc_ncif_proc_init_rsp(NFC_HDR* p_msg) {
uint8_t *p, status;
tNFC_CONN_CB* p_cb = &nfc_cb.conn_cb[NFC_RF_CONN_ID];
#if (NXP_EXTNS == TRUE)
static uint8_t retry_cnt = 0;
uint16_t fw_status, fw_mw_ver_status = NCI_STATUS_FAILED;
tNFC_FWUpdate_Info_t fw_update_inf;
memset(&fw_update_inf, 0x00, sizeof(tNFC_FWUpdate_Info_t));
#endif
p = (uint8_t*)(p_msg + 1) + p_msg->offset;
/* handle init params in nfc_enabled */
status = *(p + NCI_MSG_HDR_SIZE);
#if (NXP_EXTNS == TRUE)
if(nfc_cb.nci_version != NCI_VERSION_2_0)
{
fw_status = nfc_ncif_store_FWVersion(p);
}
else
fw_status = NCI_STATUS_OK;
if((nfcFL.chipType != pn547C2) && nfcFL.nfcMwFL._NFC_NXP_AID_MAX_SIZE_DYN) {
nfc_ncif_set_MaxRoutingTableSize(p);
}
#endif
/* TODO To be removed after 553 bringup */
fw_mw_ver_status = NCI_STATUS_OK;
if (status == NCI_STATUS_OK
#if (NXP_EXTNS == TRUE)
&& fw_status == NCI_STATUS_OK && NCI_STATUS_OK == fw_mw_ver_status
#endif
) {
#if (NXP_EXTNS == TRUE)
retry_cnt = 0;
#endif
if(nfc_cb.nci_version == NCI_VERSION_UNKNOWN) {
nci_snd_core_reset(NCI_RESET_TYPE_RESET_CFG);
} else {
p_cb->id = NFC_RF_CONN_ID;
// check scbr bit as per NCI 2.0 spec
nfc_cb.isScbrSupported = p[5] & NCI_SCBR_MASK;
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("scbr support: 0x%x", nfc_cb.isScbrSupported);
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);
check_nfcee_session_and_reset();
}
}
#if (NXP_EXTNS == TRUE)
/*Recovery is added in case of corrupted init rsp is received
* eg: 400119 - only 3 bytes are received. In this case since the
* rsp buffer[3] is status and the value is 0x00 because of memset for the rsp
* buffer
* was done before copying the init response.
* Hence FW version check is added to do check the proper status and go for a
* recovery*/
else if (retry_cnt++ < NFC_NFCC_INIT_MAX_RETRY &&
fw_status != NCI_STATUS_OK && NCI_STATUS_OK == fw_mw_ver_status) {
GKI_send_event(NFC_TASK, NFC_TASK_EVT_TRANSPORT_READY);
GKI_freebuf(p_msg);
}
#endif
else {
#if (NXP_EXTNS == TRUE)
status = NCI_STATUS_FAILED;
retry_cnt = 0;
#endif
if(nfc_cb.nci_version == NCI_VERSION_UNKNOWN) {
nfc_cb.nci_version = NCI_VERSION_1_0;
nci_snd_core_reset(NCI_RESET_TYPE_RESET_CFG);
} else {
nfc_enabled(status, nullptr);
GKI_freebuf(p_msg);
}
}
}
#if (NXP_EXTNS == TRUE)
/*******************************************************************************
**
** Function nfc_ncif_store_FWVersion
**
** Description This function is called to fill the structure with FW
*Version
**
** Returns tNFC_STATUS
**
*******************************************************************************/
tNFC_STATUS nfc_ncif_store_FWVersion(uint8_t* p_buf) {
uint8_t status = NFC_STATUS_OK;
int len = p_buf[2] + 2; /*include 2 byte header*/
memset(&nfc_fw_version, 0, sizeof(nfc_fw_version));
nfc_fw_version.rom_code_version = p_buf[len - 2];
nfc_fw_version.major_version = p_buf[len - 1];
nfc_fw_version.minor_version = p_buf[len];
if (nfc_fw_version.rom_code_version == 0 ||
nfc_fw_version.major_version == 0) {
status = NFC_STATUS_FAILED;
}
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("FW Version: %x.%x.%x", nfc_fw_version.rom_code_version,
nfc_fw_version.major_version, nfc_fw_version.minor_version);
return status;
}
/*******************************************************************************
**
** Function nfc_ncif_set_MaxRoutingTableSize
**
** Description This function is called to get the Max Routing Table Size
**
** Returns tNFC_STATUS
**
*******************************************************************************/
tNFC_STATUS nfc_ncif_set_MaxRoutingTableSize(uint8_t* p_buf) {
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("nfc_ncif_set_MaxRoutingTableSize Enter");
if (!((nfcFL.chipType != pn547C2) &&
nfcFL.nfcMwFL._NFC_NXP_AID_MAX_SIZE_DYN)) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"chipType : pn547C2 or NFC_NXP_AID_MAX_SIZE_DYN not available.. Returning");
return NFC_STATUS_FAILED;
}
uint8_t status = NFC_STATUS_OK;
if (nfc_cb.nci_version == NCI_VERSION_2_0) {
maxRoutingTableSize = p_buf[9];
maxRoutingTableSize = maxRoutingTableSize | p_buf[10] << 8;
} else {
int len = p_buf[2] + 2; /*include 2 byte header*/
maxRoutingTableSize = p_buf[len - 8];
maxRoutingTableSize = maxRoutingTableSize << 8 | p_buf[len - 9];
}
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("MAX Routing size : %d", maxRoutingTableSize);
if (maxRoutingTableSize == 0) {
status = NFC_STATUS_FAILED;
}
return status;
}
/*******************************************************************************
**
** Function NFC_getMaxRoutingTableSize
**
** Description This function is called to get the Max routing Table size
**
** Returns uint16_t
**
*******************************************************************************/
uint16_t nfc_ncif_getMaxRoutingTableSize() {
if(!((nfcFL.chipType != pn547C2) && nfcFL.nfcMwFL._NFC_NXP_AID_MAX_SIZE_DYN)) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("getMaxRoutingTableSize : chipType : pn547C2 or "
"NFC_NXP_AID_MAX_SIZE_DYN not available.. Returning");
return 0;
}
return maxRoutingTableSize;
}
/*******************************************************************************
**
** Function nfc_ncif_storeScreenState
**
** Description This function is called to store the last screen state
**
** Returns void
**
*******************************************************************************/
void nfc_ncif_storeScreenState(uint8_t state) {
/* store the screen state */
gScreenState = state;
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("nfc_ncif_storeScreenState gScreenState : %d", gScreenState);
}
#endif
/*******************************************************************************
**
** 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(NFC_HDR* p_evt) {
uint8_t* 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_t*)(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_t* p, uint16_t plen) {
uint8_t status;
uint8_t num_responses;
if (plen < NFC_TL_SIZE) {
return;
}
/* 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_t)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) {
NFC_HDR* p_evt;
tNFC_DATA_CEVT data_cevt;
uint8_t* p;
if (p_cb->p_cback) {
while ((p_evt = (NFC_HDR*)GKI_getfirst(&p_cb->rx_q)) != nullptr) {
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 = (NFC_HDR*)GKI_dequeue(&p_cb->rx_q);
if (p_evt == nullptr) {
break;
}
/* 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)) {
#if (NXP_EXTNS == TRUE)
if ((p_cb->act_protocol == NCI_PROTOCOL_T2T) &&
(p_cb->act_interface == NCI_INTERFACE_FIRST_VS) &&
(p_cb->sel_res == 0x01)) {
LOG(ERROR) << StringPrintf("Skylander tag detected dont handle this");
} else
#endif
{
p_evt->len--;
p = (uint8_t*)(p_evt + 1);
data_cevt.status = *(p + p_evt->offset + p_evt->len);
if((NFC_GetNCIVersion() == NCI_VERSION_2_0) &&
(p_cb->act_protocol == NCI_PROTOCOL_T2T) &&
(p_cb->act_interface == NCI_INTERFACE_FRAME)) {
if((data_cevt.status != NFC_STATUS_OK) &&
((data_cevt.status >= T2T_STATUS_OK_1_BIT)&&(data_cevt.status <= T2T_STATUS_OK_7_BIT)))
{
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("nfc_data_event: T2T tag data xchange");
data_cevt.status = NFC_STATUS_OK;
}
}
}
}
#if (NXP_EXTNS == TRUE)
if ( p_cb->act_protocol == NCI_PROTOCOL_T5T) {
#else
if ((NFC_GetNCIVersion() == NCI_VERSION_2_0) &&
(p_cb->act_protocol == NCI_PROTOCOL_T5T)) {
#endif
p_evt->len--;
p = (uint8_t*)(p_evt + 1);
data_cevt.status = *(p + p_evt->offset + p_evt->len);
}
}
tNFC_CONN nfc_conn;
nfc_conn.data = data_cevt;
(*p_cb->p_cback)(p_cb->conn_id, NFC_DATA_CEVT, &nfc_conn);
p_evt = nullptr;
}
}
}
/*******************************************************************************
**
** 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(NFC_HDR* p_msg) {
uint8_t* pp, cid;
tNFC_CONN_CB* p_cb;
uint8_t pbf;
NFC_HDR* p_last;
uint8_t* ps, *pd;
uint16_t size;
NFC_HDR* p_max = nullptr;
uint16_t len;
pp = (uint8_t*)(p_msg + 1) + p_msg->offset;
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("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 (NXP_EXTNS == TRUE)
if ((nfcFL.eseFL._ESE_DUAL_MODE_PRIO_SCHEME ==
nfcFL.eseFL._ESE_WIRED_MODE_RESUME) &&
((p_cb) && (cid == NFC_RF_CONN_ID) && (nfc_cb.bBlockWiredMode))) {
nfc_ncif_resume_dwp_wired_mode();
}
#endif
if (p_cb && (p_msg->len >= NCI_DATA_HDR_SIZE)) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("nfc_ncif_proc_data len:%d", len);
len = p_msg->len - NCI_MSG_HDR_SIZE;
p_msg->layer_specific = 0;
if (pbf) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"nfc_ncif_proc_data requesting reassembly for chained data");
NFC_SetReassemblyFlag(true);
p_msg->layer_specific = NFC_RAS_FRAGMENTED;
}
p_last = (NFC_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 < (NFC_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 = (NFC_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, NFC_HDR_SIZE);
pd = (uint8_t*)(p_max + 1) + p_max->offset;
ps = (uint8_t*)(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 == nullptr) {
/* 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_t*)(p_msg + 1) + p_msg->offset + NCI_MSG_HDR_SIZE;
if (!(p_last->layer_specific & NFC_RAS_TOO_BIG)) {
pd = (uint8_t*)(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 */
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("nfc_ncif_proc_data len:%d", p_last->len);
p_last->layer_specific = p_msg->layer_specific;
GKI_freebuf(p_msg);
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, nullptr);
}
/* 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);
}
/*******************************************************************************
**
** Function nfc_modeset_ntf_timeout
**
** Description This function is invoked on mode set ntf timeout
**
** Returns void
**
*******************************************************************************/
void nfc_modeset_ntf_timeout()
{
LOG(ERROR) << StringPrintf("nfc_ncif_modeSet_Ntf_timeout");
tNFC_RESPONSE nfc_response;
nfc_response.mode_set.status = NCI_STATUS_FAILED;
nfc_response.mode_set.nfcee_id = *nfc_cb.last_cmd;
nfc_response.mode_set.mode = NCI_NFCEE_MD_DEACTIVATE;
tNFC_RESPONSE_CBACK *p_cback = nfc_cb.p_resp_cback;
tNFC_RESPONSE_EVT event = NFC_NFCEE_MODE_SET_REVT;
if (p_cback)
(*p_cback) (event, &nfc_response);
}
#if (NXP_EXTNS == TRUE)
/*******************************************************************************
**
** Function nfc_ncif_credit_ntf_timeout
**
** Description Handle a credit ntf timeout
**
** Returns void
**
*******************************************************************************/
void nfc_ncif_credit_ntf_timeout() {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("nfc_ncif_credit_ntf_timeout : Enter");
#if (NXP_EXTNS == TRUE)
tNFC_CONN_CB* p_cb;
#endif
if (get_i2c_fragmentation_enabled() == I2C_FRAGMENATATION_ENABLED) {
nfc_cb.i2c_data_t.data_ntf_timeout = 1;
} else {
// No need to wait for response since credit ntf timeout calls recovery
// Stop the response timer
nfa_sys_stop_timer(&nfa_hci_cb.timer);
// send timeout event to upper layer
nfa_hci_rsp_timeout();
// will be used to reset credit buffer after recovery
core_reset_init_num_buff = true;
#if (NXP_EXTNS == TRUE)
p_cb = nfc_find_conn_cb_by_conn_id(NFC_NFCEE_CONN_ID);
if (p_cb && (p_cb->num_buff != NFC_CONN_NO_FC) && (p_cb->num_buff == 0))
p_cb->num_buff++;
p_cb = nfc_find_conn_cb_by_conn_id(NFC_RF_CONN_ID);
if (p_cb && (p_cb->num_buff != NFC_CONN_NO_FC) && (p_cb->num_buff == 0))
p_cb->num_buff++;
#endif
}
if (get_i2c_fragmentation_enabled() == I2C_FRAGMENATATION_ENABLED) {
// nfc_cb.nfc_state = NFC_STATE_RECOVERY;
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("nfc_ncif_credit_ntf_timeout :decrementing window");
// TODO: Write logic for VEN_RESET.
nfc_cb.p_hal->power_cycle();
// Remove the pending cmds from the cmd queue. send any pending rsp/cback to
// jni
nfc_ncif_empty_cmd_queue();
// Cancel any ongoing data transfer.
/**
* send core reset - keep config
* send core init
* send discovery
* */
// Update the cmd window, since rsp has not came.
// nfc_ncif_update_window ();
nfc_ncif_empty_data_queue();
if (nfc_cb.i2c_data_t.data_ntf_timeout) {
nfc_cb.i2c_data_t.data_ntf_timeout = 0;
}
}
LOG(ERROR) << StringPrintf("cmd timeout sending core reset!!!");
nfc_ncif_cmd_timeout();
// nci_snd_core_reset(0x00);
}
/*******************************************************************************
**
** Function nfc_ncif_process_proprietary_rsp
**
** Description Process the response to avoid collision
** while rawVsCbflag is set
**
** Returns true if proprietary response else false
**
*******************************************************************************/
bool nfc_ncif_proc_proprietary_rsp(uint8_t mt, uint8_t gid, uint8_t oid) {
bool stat = FALSE;
#if (NXP_EXTNS == TRUE)
bool isRstRsp = FALSE;
#endif
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: mt=%u, gid=%u, oid=%u", __func__, mt, gid, oid);
switch (mt) {
case NCI_MT_DATA:
/* check for Data Response */
if (gid != 0x03 && oid != 0x00) stat = TRUE;
break;
#if (NXP_EXTNS == TRUE)
case NCI_MT_RSP:
switch (gid) {
case NCI_GID_CORE:
stat = TRUE;
if (oid == 0x00) isRstRsp = TRUE;
break;
default:
stat = TRUE;
break;
}
break;
#endif
case NCI_MT_NTF:
switch (gid) {
case NCI_GID_CORE:
/* check for CORE_RESET_NTF or CORE_CONN_CREDITS_NTF */
#if (NXP_EXTNS == TRUE)
if (oid != 0x06) stat = TRUE;
if (oid == 0x00) nfc_cb.rawVsCbflag = false;
#else
if (oid != 0x00 && oid != 0x06) stat = TRUE;
#endif
break;
case NCI_GID_RF_MANAGE:
/* check for CORE_CONN_CREDITS_NTF or NFA_EE_ACTION_NTF or
* NFA_EE_DISCOVERY_REQ_NTF */
if (oid != 0x06 && oid != 0x09 && oid != 0x0A) stat = TRUE;
break;
case NCI_GID_EE_MANAGE:
if (oid != 0x00
#if (NXP_EXTNS == TRUE)
&& oid != 0x01
#endif
) stat = TRUE;
break;
default:
stat = TRUE;
break;
}
break;
default:
stat = TRUE;
break;
}
#if (NXP_EXTNS == TRUE)
if (stat && !isRstRsp) {
nfc_cb.rawVsCbflag = false;
}
#endif
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"%s: exit status=%u rawVsCbflag=%u", __func__, stat, nfc_cb.rawVsCbflag);
return stat;
}
#endif
#if (NXP_EXTNS == TRUE)
void disc_deact_ntf_timeout_handler(tNFC_RESPONSE_EVT event) {
if(!(nfcFL.nfcNxpEse && nfcFL.eseFL._ESE_ETSI_READER_ENABLE)) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("disc_deact_ntf_timeout_handler : nfcNxpEse or "
"ETSI_READER_ENABLE not available. Returning..");
return;
}
tNFC_RESPONSE evt_data;
etsi_reader_in_progress = false;
if (nfc_cb.p_resp_cback) {
evt_data.status = (tNFC_STATUS)NFC_STATUS_HW_TIMEOUT;
(*nfc_cb.p_resp_cback)(event, &evt_data);
}
}
#endif
#if (NXP_EXTNS == TRUE)
/*******************************************************************************
**
** Function: nfc_ncif_reset_nfcc
**
** Description: Reset the NFCC
**
** Returns: NFA_STATUS_OK if successfully initiated
** NFA_STATUS_FAILED otherwise
**
*******************************************************************************/
tNFC_STATUS nfc_ncif_reset_nfcc() {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s : Enter", __func__);
if(!nfcFL.nfccFL._NFC_NXP_STAT_DUAL_UICC_EXT_SWITCH) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("NFC_NXP_STAT_DUAL_UICC_EXT_SWITCH"
" feature is not available!!");
return (NFA_STATUS_FAILED);
}
phNxpNci_Extn_Cmd_t inData;
phNxpNci_Extn_Resp_t outData;
uint8_t status = NCI_STATUS_FAILED;
int retry_count = 0;
/*NCI_INIT_CMD*/
static uint8_t cmd_init_nci[] = {0x20, 0x01, 0x00};
/*NCI_RESET_CMD*/
static uint8_t cmd_reset_nci[] = {0x20, 0x00, 0x01,
0x00}; // keep configuration
/*NXP_ACT_PROP_EXTN*/
static uint8_t cmd_act_prop_extn[] = {0x2F, 0x02, 0x00};
/*NXP_CORE_STANDBY*/
static uint8_t cmd_core_standby[] = {0x2F, 0x00, 0x01, 0x01};
/*Nfcc power cycle*/
nfc_cb.p_hal->power_cycle();
/*Transceive NCI_INIT_CMD*/
memset(&inData, 0x00, sizeof(phNxpNci_Extn_Cmd_t));
memset(&outData, 0x00, sizeof(phNxpNci_Extn_Resp_t));
inData.cmd_len = sizeof(cmd_reset_nci);
memcpy(inData.p_cmd, cmd_reset_nci,
sizeof(cmd_reset_nci));
do {
status = nfc_cb.p_hal->nciTransceive(&inData,&outData);
retry_count++;
} while ((status != NCI_STATUS_OK) && (retry_count <= 3));
if (status != NCI_STATUS_OK) goto TheEndReset;
/*Transceive NCI_RESET_CMD*/
retry_count = 0;
memset(&inData, 0x00, sizeof(phNxpNci_Extn_Cmd_t));
memset(&outData, 0x00, sizeof(phNxpNci_Extn_Resp_t));
inData.cmd_len = sizeof(cmd_init_nci);
memcpy(inData.p_cmd, cmd_init_nci, sizeof(cmd_init_nci));
do {
status = nfc_cb.p_hal->nciTransceive(&inData,&outData);
retry_count++;
} while ((status != NCI_STATUS_OK) && (retry_count <= 3));
if (status != NCI_STATUS_OK) goto TheEndReset;
/*Transceive NXP_ACT_PROP_EXTN*/
retry_count = 0;
memset(&inData, 0x00, sizeof(phNxpNci_Extn_Cmd_t));
memset(&outData, 0x00, sizeof(phNxpNci_Extn_Resp_t));
inData.cmd_len = sizeof(cmd_act_prop_extn);
memcpy(inData.p_cmd, cmd_act_prop_extn,
sizeof(cmd_act_prop_extn));
do {
status = nfc_cb.p_hal->nciTransceive(&inData,&outData);
retry_count++;
} while ((status != NCI_STATUS_OK) && (retry_count <= 3));
if (status != NCI_STATUS_OK) goto TheEndReset;
/*Transceive NXP_CORE_STANDBY*/
retry_count = 0;
memset(&inData, 0x00, sizeof(phNxpNci_Extn_Cmd_t));
memset(&outData, 0x00, sizeof(phNxpNci_Extn_Resp_t));
inData.cmd_len = sizeof(cmd_core_standby);
memcpy(inData.p_cmd, cmd_core_standby,
sizeof(cmd_core_standby));
do {
status = nfc_cb.p_hal->nciTransceive(&inData,&outData);
retry_count++;
} while ((status != NCI_STATUS_OK) && (retry_count <= 3));
TheEndReset:
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s : Exit", __func__);
return status;
}
/*******************************************************************************
**
** Function uicc_eeprom_get_config
**
** Description get UICC configuration from EEPROM
**
** Returns None
**
*******************************************************************************/
void uicc_eeprom_get_config(uint8_t* config_resp) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s : Enter", __func__);
if(!nfcFL.nfccFL._NFC_NXP_STAT_DUAL_UICC_EXT_SWITCH) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("NFC_NXP_STAT_DUAL_UICC_EXT_SWITCH"
" feature is not available!!");
return;
}
uint8_t cmd_get_dualUicc_config[] = {0x20, 0x03, 0x03, 0x01, 0xA0, 0xEC};
phNxpNci_Extn_Cmd_t inData;
phNxpNci_Extn_Resp_t outData;
int uicc_mode = 0;
uint8_t config_status = NCI_STATUS_FAILED;
uint8_t retry_count = 0;
if (NfcConfig::hasKey(NAME_NXP_DUAL_UICC_ENABLE)) {
uicc_mode = NfcConfig::getUnsigned(NAME_NXP_DUAL_UICC_ENABLE);
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("NXP_DUAL_UICC_ENABLE : 0x%02x", uicc_mode);
} else {
uicc_mode = 0x00;
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"NXP_DUAL_UICC_ENABLE not found; taking default value : 0x%02x", uicc_mode);
}
memset(&inData, 0x00, sizeof(phNxpNci_Extn_Cmd_t));
memset(&outData, 0x00, sizeof(phNxpNci_Extn_Resp_t));;
inData.cmd_len = sizeof(cmd_get_dualUicc_config);
memcpy(inData.p_cmd, cmd_get_dualUicc_config,
sizeof(cmd_get_dualUicc_config));
do {
config_status =
nfc_cb.p_hal->nciTransceive(&inData,&outData);
retry_count++;
} while ((config_status != NCI_STATUS_OK) && (retry_count <= 3));
if (config_status == NCI_STATUS_OK &&
outData.rsp_len > 0) {
memcpy(config_resp, outData.p_rsp, outData.rsp_len);
} else {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s :nciTransceive Failed", __func__);
}
}
/*******************************************************************************
**
** Function uicc_eeprom_set_config
**
** Description set UICC configuration in EEPROM
**
** Returns No Data
**
*******************************************************************************/
void uicc_eeprom_set_config(uint8_t* config_rsp) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s : Enter", __func__);
if(!nfcFL.nfccFL._NFC_NXP_STAT_DUAL_UICC_EXT_SWITCH) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("NFC_NXP_STAT_DUAL_UICC_EXT_SWITCH"
" feature is not available!!");
return;
}
uint8_t cmd_set_dualUicc_config[] = {0x20, 0x02, 0x05, 0x01,
0xA0, 0xEC, 0x01, 0x11};
phNxpNci_Extn_Cmd_t inData;
phNxpNci_Extn_Resp_t outData;
int uicc_mode = 0;
uint8_t config_status = NCI_STATUS_FAILED;
uint8_t retry_count = 0;
if (NfcConfig::hasKey(NAME_NXP_DUAL_UICC_ENABLE)) {
uicc_mode = NfcConfig::getUnsigned(NAME_NXP_DUAL_UICC_ENABLE);
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("NXP_DUAL_UICC_ENABLE : 0x%02x", uicc_mode);
} else {
uicc_mode = 0x00;
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"NXP_DUAL_UICC_ENABLE not found; taking default value : 0x%02x", uicc_mode);
}
memset(&inData, 0x00, sizeof(phNxpNci_Extn_Cmd_t));
memset(&outData, 0x00, sizeof(phNxpNci_Extn_Resp_t));
if (uicc_mode == 0x00) {
cmd_set_dualUicc_config[7] = 0x01;
} else if (config_rsp != nullptr) {
cmd_set_dualUicc_config[7] = config_rsp[8];
}
inData.cmd_len = sizeof(cmd_set_dualUicc_config);
memcpy(inData.p_cmd, cmd_set_dualUicc_config,
sizeof(cmd_set_dualUicc_config));
do {
config_status =
nfc_cb.p_hal->nciTransceive(&inData,&outData);
retry_count++;
} while ((config_status != NCI_STATUS_OK) && (retry_count <= 3));
if ((config_status != NCI_STATUS_OK) && (retry_count = 4)) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s :nciTransceive Failed", __func__);
}
}
/*******************************************************************************
**
** Function isRedundantEndOfApdu
**
** Description Checks if END_OF_APDU is redundant
**
** Returns true/false
**
*******************************************************************************/
bool isRedundantEndOfApdu(uint8_t* data, uint8_t len) {
/*Ignore END_OF_APDU if powerLink NFCC_DECIDES is not sent*/
uint8_t endOfApdu[2] = {0x99, 0x61};
if ((nfc_cb.pwr_link_cmd.param != NFCC_DECIDES) &&
(len == sizeof(endOfApdu)) &&
(memcmp(data, endOfApdu, sizeof(endOfApdu)) == 0x00)) {
return true;
} else {
return false;
}
}
#endif