blob: 4ad97540e1032c9438dac42ff00c5cdb1ef46b40 [file] [log] [blame]
/******************************************************************************
*
* Copyright (C) 2010-2014 Broadcom Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************/
/******************************************************************************
*
* This file contains the action functions for the NFA HCI.
*
******************************************************************************/
#include <string.h>
#include <android-base/stringprintf.h>
#include <base/logging.h>
#include <log/log.h>
#include "nfa_dm_int.h"
#include "nfa_hci_api.h"
#include "nfa_hci_defs.h"
#include "nfa_hci_int.h"
using android::base::StringPrintf;
extern bool nfc_debug_enabled;
/* Static local functions */
static void nfa_hci_api_register(tNFA_HCI_EVENT_DATA* p_evt_data);
static void nfa_hci_api_get_gate_pipe_list(tNFA_HCI_EVENT_DATA* p_evt_data);
static void nfa_hci_api_alloc_gate(tNFA_HCI_EVENT_DATA* p_evt_data);
static void nfa_hci_api_get_host_list(tNFA_HCI_EVENT_DATA* p_evt_data);
static bool nfa_hci_api_get_reg_value(tNFA_HCI_EVENT_DATA* p_evt_data);
static bool nfa_hci_api_set_reg_value(tNFA_HCI_EVENT_DATA* p_evt_data);
static bool nfa_hci_api_create_pipe(tNFA_HCI_EVENT_DATA* p_evt_data);
static void nfa_hci_api_open_pipe(tNFA_HCI_EVENT_DATA* p_evt_data);
static void nfa_hci_api_close_pipe(tNFA_HCI_EVENT_DATA* p_evt_data);
static void nfa_hci_api_delete_pipe(tNFA_HCI_EVENT_DATA* p_evt_data);
static bool nfa_hci_api_send_event(tNFA_HCI_EVENT_DATA* p_evt_data);
static bool nfa_hci_api_send_cmd(tNFA_HCI_EVENT_DATA* p_evt_data);
static void nfa_hci_api_send_rsp(tNFA_HCI_EVENT_DATA* p_evt_data);
static void nfa_hci_api_add_static_pipe(tNFA_HCI_EVENT_DATA* p_evt_data);
static void nfa_hci_handle_identity_mgmt_gate_pkt(uint8_t* p_data,
tNFA_HCI_DYN_PIPE* p_pipe);
static void nfa_hci_handle_loopback_gate_pkt(uint8_t* p_data, uint16_t data_len,
tNFA_HCI_DYN_PIPE* p_pipe);
static void nfa_hci_handle_connectivity_gate_pkt(uint8_t* p_data,
uint16_t data_len,
tNFA_HCI_DYN_PIPE* p_pipe);
static void nfa_hci_handle_generic_gate_cmd(uint8_t* p_data, uint8_t data_len,
tNFA_HCI_DYN_PIPE* p_pipe);
static void nfa_hci_handle_generic_gate_rsp(uint8_t* p_data, uint8_t data_len,
tNFA_HCI_DYN_PIPE* p_pipe);
static void nfa_hci_handle_generic_gate_evt(uint8_t* p_data, uint16_t data_len,
tNFA_HCI_DYN_GATE* p_gate,
tNFA_HCI_DYN_PIPE* p_pipe);
/*******************************************************************************
**
** Function nfa_hci_check_pending_api_requests
**
** Description This function handles pending API requests
**
** Returns none
**
*******************************************************************************/
void nfa_hci_check_pending_api_requests(void) {
NFC_HDR* p_msg;
tNFA_HCI_EVENT_DATA* p_evt_data;
bool b_free;
/* If busy, or API queue is empty, then exit */
if ((nfa_hci_cb.hci_state != NFA_HCI_STATE_IDLE) ||
((p_msg = (NFC_HDR*)GKI_dequeue(&nfa_hci_cb.hci_host_reset_api_q)) ==
nullptr))
return;
/* Process API request */
p_evt_data = (tNFA_HCI_EVENT_DATA*)p_msg;
/* Save the application handle */
nfa_hci_cb.app_in_use = p_evt_data->comm.hci_handle;
b_free = true;
switch (p_msg->event) {
case NFA_HCI_API_CREATE_PIPE_EVT:
if (nfa_hci_api_create_pipe(p_evt_data) == false) b_free = false;
break;
case NFA_HCI_API_GET_REGISTRY_EVT:
if (nfa_hci_api_get_reg_value(p_evt_data) == false) b_free = false;
break;
case NFA_HCI_API_SET_REGISTRY_EVT:
if (nfa_hci_api_set_reg_value(p_evt_data) == false) b_free = false;
break;
case NFA_HCI_API_SEND_CMD_EVT:
if (nfa_hci_api_send_cmd(p_evt_data) == false) b_free = false;
break;
case NFA_HCI_API_SEND_EVENT_EVT:
if (nfa_hci_api_send_event(p_evt_data) == false) b_free = false;
break;
}
if (b_free) GKI_freebuf(p_msg);
}
/*******************************************************************************
**
** Function nfa_hci_check_api_requests
**
** Description This function handles API requests
**
** Returns none
**
*******************************************************************************/
void nfa_hci_check_api_requests(void) {
NFC_HDR* p_msg;
tNFA_HCI_EVENT_DATA* p_evt_data;
for (;;) {
/* If busy, or API queue is empty, then exit */
if ((nfa_hci_cb.hci_state != NFA_HCI_STATE_IDLE) ||
((p_msg = (NFC_HDR*)GKI_dequeue(&nfa_hci_cb.hci_api_q)) == nullptr))
break;
/* Process API request */
p_evt_data = (tNFA_HCI_EVENT_DATA*)p_msg;
/* Save the application handle */
nfa_hci_cb.app_in_use = p_evt_data->comm.hci_handle;
switch (p_msg->event) {
case NFA_HCI_API_REGISTER_APP_EVT:
nfa_hci_api_register(p_evt_data);
break;
case NFA_HCI_API_DEREGISTER_APP_EVT:
nfa_hci_api_deregister(p_evt_data);
break;
case NFA_HCI_API_GET_APP_GATE_PIPE_EVT:
nfa_hci_api_get_gate_pipe_list(p_evt_data);
break;
case NFA_HCI_API_ALLOC_GATE_EVT:
nfa_hci_api_alloc_gate(p_evt_data);
break;
case NFA_HCI_API_DEALLOC_GATE_EVT:
nfa_hci_api_dealloc_gate(p_evt_data);
break;
case NFA_HCI_API_GET_HOST_LIST_EVT:
nfa_hci_api_get_host_list(p_evt_data);
break;
case NFA_HCI_API_GET_REGISTRY_EVT:
if (nfa_hci_api_get_reg_value(p_evt_data) == false) continue;
break;
case NFA_HCI_API_SET_REGISTRY_EVT:
if (nfa_hci_api_set_reg_value(p_evt_data) == false) continue;
break;
case NFA_HCI_API_CREATE_PIPE_EVT:
if (nfa_hci_api_create_pipe(p_evt_data) == false) continue;
break;
case NFA_HCI_API_OPEN_PIPE_EVT:
nfa_hci_api_open_pipe(p_evt_data);
break;
case NFA_HCI_API_CLOSE_PIPE_EVT:
nfa_hci_api_close_pipe(p_evt_data);
break;
case NFA_HCI_API_DELETE_PIPE_EVT:
nfa_hci_api_delete_pipe(p_evt_data);
break;
case NFA_HCI_API_SEND_CMD_EVT:
if (nfa_hci_api_send_cmd(p_evt_data) == false) continue;
break;
case NFA_HCI_API_SEND_RSP_EVT:
nfa_hci_api_send_rsp(p_evt_data);
break;
case NFA_HCI_API_SEND_EVENT_EVT:
if (nfa_hci_api_send_event(p_evt_data) == false) continue;
break;
case NFA_HCI_API_ADD_STATIC_PIPE_EVT:
nfa_hci_api_add_static_pipe(p_evt_data);
break;
default:
LOG(ERROR) << StringPrintf("Unknown event: 0x%04x", p_msg->event);
break;
}
GKI_freebuf(p_msg);
}
}
/*******************************************************************************
**
** Function nfa_hci_api_register
**
** Description action function to register the events for the given AID
**
** Returns None
**
*******************************************************************************/
static void nfa_hci_api_register(tNFA_HCI_EVENT_DATA* p_evt_data) {
tNFA_HCI_EVT_DATA evt_data;
char* p_app_name = p_evt_data->app_info.app_name;
tNFA_HCI_CBACK* p_cback = p_evt_data->app_info.p_cback;
int xx, yy;
uint8_t num_gates = 0, num_pipes = 0;
tNFA_HCI_DYN_GATE* pg = nfa_hci_cb.cfg.dyn_gates;
/* First, see if the application was already registered */
for (xx = 0; xx < NFA_HCI_MAX_APP_CB; xx++) {
if ((nfa_hci_cb.cfg.reg_app_names[xx][0] != 0) &&
!strncmp(p_app_name, &nfa_hci_cb.cfg.reg_app_names[xx][0],
strlen(p_app_name))) {
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"nfa_hci_api_register (%s) Reusing: %u", p_app_name, xx);
break;
}
}
if (xx != NFA_HCI_MAX_APP_CB) {
nfa_hci_cb.app_in_use = (tNFA_HANDLE)(xx | NFA_HANDLE_GROUP_HCI);
/* The app was registered, find the number of gates and pipes associated to
* the app */
for (yy = 0; yy < NFA_HCI_MAX_GATE_CB; yy++, pg++) {
if (pg->gate_owner == nfa_hci_cb.app_in_use) {
num_gates++;
num_pipes += nfa_hciu_count_pipes_on_gate(pg);
}
}
} else {
/* Not registered, look for a free entry */
for (xx = 0; xx < NFA_HCI_MAX_APP_CB; xx++) {
if (nfa_hci_cb.cfg.reg_app_names[xx][0] == 0) {
memset(&nfa_hci_cb.cfg.reg_app_names[xx][0], 0,
sizeof(nfa_hci_cb.cfg.reg_app_names[xx]));
strncpy(&nfa_hci_cb.cfg.reg_app_names[xx][0], p_app_name,
NFA_MAX_HCI_APP_NAME_LEN);
nfa_hci_cb.nv_write_needed = true;
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"nfa_hci_api_register (%s) Allocated: %u", p_app_name, xx);
break;
}
}
if (xx == NFA_HCI_MAX_APP_CB) {
LOG(ERROR) << StringPrintf("nfa_hci_api_register (%s) NO ENTRIES",
p_app_name);
evt_data.hci_register.status = NFA_STATUS_FAILED;
p_evt_data->app_info.p_cback(NFA_HCI_REGISTER_EVT, &evt_data);
return;
}
}
evt_data.hci_register.num_pipes = num_pipes;
evt_data.hci_register.num_gates = num_gates;
nfa_hci_cb.p_app_cback[xx] = p_cback;
nfa_hci_cb.cfg.b_send_conn_evts[xx] = p_evt_data->app_info.b_send_conn_evts;
evt_data.hci_register.hci_handle = (tNFA_HANDLE)(xx | NFA_HANDLE_GROUP_HCI);
evt_data.hci_register.status = NFA_STATUS_OK;
/* notify NFA_HCI_REGISTER_EVT to the application */
p_evt_data->app_info.p_cback(NFA_HCI_REGISTER_EVT, &evt_data);
}
/*******************************************************************************
**
** Function nfa_hci_api_deregister
**
** Description action function to deregister the given application
**
** Returns None
**
*******************************************************************************/
void nfa_hci_api_deregister(tNFA_HCI_EVENT_DATA* p_evt_data) {
tNFA_HCI_EVT_DATA evt_data;
tNFA_HCI_CBACK* p_cback = nullptr;
int xx;
tNFA_HCI_DYN_PIPE* p_pipe;
tNFA_HCI_DYN_GATE* p_gate;
/* If needed, find the application registration handle */
if (p_evt_data != nullptr) {
for (xx = 0; xx < NFA_HCI_MAX_APP_CB; xx++) {
if ((nfa_hci_cb.cfg.reg_app_names[xx][0] != 0) &&
!strncmp(p_evt_data->app_info.app_name,
&nfa_hci_cb.cfg.reg_app_names[xx][0],
strlen(p_evt_data->app_info.app_name))) {
DLOG_IF(INFO, nfc_debug_enabled)
<< StringPrintf("nfa_hci_api_deregister (%s) inx: %u",
p_evt_data->app_info.app_name, xx);
break;
}
}
if (xx == NFA_HCI_MAX_APP_CB) {
LOG(WARNING) << StringPrintf("Unknown app: %s",
p_evt_data->app_info.app_name);
return;
}
nfa_hci_cb.app_in_use = (tNFA_HANDLE)(xx | NFA_HANDLE_GROUP_HCI);
p_cback = nfa_hci_cb.p_app_cback[xx];
} else {
nfa_sys_stop_timer(&nfa_hci_cb.timer);
/* We are recursing through deleting all the app's pipes and gates */
p_cback = nfa_hci_cb.p_app_cback[nfa_hci_cb.app_in_use & NFA_HANDLE_MASK];
}
/* See if any pipe is owned by this app */
if (nfa_hciu_find_pipe_by_owner(nfa_hci_cb.app_in_use) == nullptr) {
/* No pipes, release all gates owned by this app */
while ((p_gate = nfa_hciu_find_gate_by_owner(nfa_hci_cb.app_in_use)) !=
nullptr)
nfa_hciu_release_gate(p_gate->gate_id);
memset(&nfa_hci_cb.cfg
.reg_app_names[nfa_hci_cb.app_in_use & NFA_HANDLE_MASK][0],
0, NFA_MAX_HCI_APP_NAME_LEN + 1);
nfa_hci_cb.p_app_cback[nfa_hci_cb.app_in_use & NFA_HANDLE_MASK] = nullptr;
nfa_hci_cb.nv_write_needed = true;
evt_data.hci_deregister.status = NFC_STATUS_OK;
if (nfa_hci_cb.hci_state == NFA_HCI_STATE_APP_DEREGISTER)
nfa_hci_cb.hci_state = NFA_HCI_STATE_IDLE;
/* notify NFA_HCI_DEREGISTER_EVT to the application */
if (p_cback) p_cback(NFA_HCI_DEREGISTER_EVT, &evt_data);
} else if ((p_pipe = nfa_hciu_find_active_pipe_by_owner(
nfa_hci_cb.app_in_use)) == nullptr) {
/* No pipes, release all gates owned by this app */
while ((p_gate = nfa_hciu_find_gate_with_nopipes_by_owner(
nfa_hci_cb.app_in_use)) != nullptr)
nfa_hciu_release_gate(p_gate->gate_id);
nfa_hci_cb.p_app_cback[nfa_hci_cb.app_in_use & NFA_HANDLE_MASK] = nullptr;
nfa_hci_cb.nv_write_needed = true;
evt_data.hci_deregister.status = NFC_STATUS_FAILED;
if (nfa_hci_cb.hci_state == NFA_HCI_STATE_APP_DEREGISTER)
nfa_hci_cb.hci_state = NFA_HCI_STATE_IDLE;
/* notify NFA_HCI_DEREGISTER_EVT to the application */
if (p_cback) p_cback(NFA_HCI_DEREGISTER_EVT, &evt_data);
} else {
/* Delete all active pipes created for the application before de registering
**/
nfa_hci_cb.hci_state = NFA_HCI_STATE_APP_DEREGISTER;
nfa_hciu_send_delete_pipe_cmd(p_pipe->pipe_id);
}
}
/*******************************************************************************
**
** Function nfa_hci_api_get_gate_pipe_list
**
** Description action function to get application allocated gates and
** application created pipes
**
** Returns None
**
*******************************************************************************/
static void nfa_hci_api_get_gate_pipe_list(tNFA_HCI_EVENT_DATA* p_evt_data) {
tNFA_HCI_EVT_DATA evt_data;
int xx, yy;
tNFA_HCI_DYN_GATE* pg = nfa_hci_cb.cfg.dyn_gates;
tNFA_HCI_DYN_PIPE* pp = nfa_hci_cb.cfg.dyn_pipes;
evt_data.gates_pipes.num_gates = 0;
evt_data.gates_pipes.num_pipes = 0;
for (xx = 0; xx < NFA_HCI_MAX_GATE_CB; xx++, pg++) {
if (pg->gate_owner == p_evt_data->get_gate_pipe_list.hci_handle) {
evt_data.gates_pipes.gate[evt_data.gates_pipes.num_gates++] = pg->gate_id;
pp = nfa_hci_cb.cfg.dyn_pipes;
/* Loop through looking for a match */
for (yy = 0; yy < NFA_HCI_MAX_PIPE_CB; yy++, pp++) {
if (pp->local_gate == pg->gate_id)
evt_data.gates_pipes.pipe[evt_data.gates_pipes.num_pipes++] =
*(tNFA_HCI_PIPE_INFO*)pp;
}
}
}
evt_data.gates_pipes.num_uicc_created_pipes = 0;
/* Loop through all pipes that are connected to connectivity gate */
for (xx = 0, pp = nfa_hci_cb.cfg.dyn_pipes; xx < NFA_HCI_MAX_PIPE_CB;
xx++, pp++) {
if (pp->pipe_id != 0 && pp->local_gate == NFA_HCI_CONNECTIVITY_GATE) {
memcpy(&evt_data.gates_pipes.uicc_created_pipe
[evt_data.gates_pipes.num_uicc_created_pipes++],
pp, sizeof(tNFA_HCI_PIPE_INFO));
} else if (pp->pipe_id != 0 && pp->local_gate == NFA_HCI_LOOP_BACK_GATE) {
memcpy(&evt_data.gates_pipes.uicc_created_pipe
[evt_data.gates_pipes.num_uicc_created_pipes++],
pp, sizeof(tNFA_HCI_PIPE_INFO));
} else if (pp->pipe_id >= NFA_HCI_FIRST_DYNAMIC_PIPE &&
pp->pipe_id <= NFA_HCI_LAST_DYNAMIC_PIPE && pp->pipe_id &&
pp->local_gate >= NFA_HCI_FIRST_PROP_GATE &&
pp->local_gate <= NFA_HCI_LAST_PROP_GATE) {
for (yy = 0, pg = nfa_hci_cb.cfg.dyn_gates; yy < NFA_HCI_MAX_GATE_CB;
yy++, pg++) {
if (pp->local_gate == pg->gate_id) {
if (!pg->gate_owner)
memcpy(&evt_data.gates_pipes.uicc_created_pipe
[evt_data.gates_pipes.num_uicc_created_pipes++],
pp, sizeof(tNFA_HCI_PIPE_INFO));
break;
}
}
}
}
evt_data.gates_pipes.status = NFA_STATUS_OK;
/* notify NFA_HCI_GET_GATE_PIPE_LIST_EVT to the application */
nfa_hciu_send_to_app(NFA_HCI_GET_GATE_PIPE_LIST_EVT, &evt_data,
p_evt_data->get_gate_pipe_list.hci_handle);
}
/*******************************************************************************
**
** Function nfa_hci_api_alloc_gate
**
** Description action function to allocate gate
**
** Returns None
**
*******************************************************************************/
static void nfa_hci_api_alloc_gate(tNFA_HCI_EVENT_DATA* p_evt_data) {
tNFA_HANDLE app_handle = p_evt_data->comm.hci_handle;
tNFA_HCI_EVT_DATA evt_data;
tNFA_HCI_DYN_GATE* p_gate;
p_gate = nfa_hciu_alloc_gate(p_evt_data->gate_info.gate, app_handle);
if (p_gate) {
if (!p_gate->gate_owner) {
/* No app owns the gate yet */
p_gate->gate_owner = app_handle;
} else if (p_gate->gate_owner != app_handle) {
/* Some other app owns the gate */
p_gate = nullptr;
LOG(ERROR) << StringPrintf("The Gate (0X%02x) already taken!",
p_evt_data->gate_info.gate);
}
}
evt_data.allocated.gate = p_gate ? p_gate->gate_id : 0;
evt_data.allocated.status = p_gate ? NFA_STATUS_OK : NFA_STATUS_FAILED;
/* notify NFA_HCI_ALLOCATE_GATE_EVT to the application */
nfa_hciu_send_to_app(NFA_HCI_ALLOCATE_GATE_EVT, &evt_data, app_handle);
}
/*******************************************************************************
**
** Function nfa_hci_api_dealloc_gate
**
** Description action function to deallocate the given generic gate
**
** Returns None
**
*******************************************************************************/
void nfa_hci_api_dealloc_gate(tNFA_HCI_EVENT_DATA* p_evt_data) {
tNFA_HCI_EVT_DATA evt_data;
uint8_t gate_id;
tNFA_HCI_DYN_GATE* p_gate;
tNFA_HCI_DYN_PIPE* p_pipe;
tNFA_HANDLE app_handle;
/* p_evt_data may be NULL if we are recursively deleting pipes */
if (p_evt_data) {
gate_id = p_evt_data->gate_dealloc.gate;
app_handle = p_evt_data->gate_dealloc.hci_handle;
} else {
nfa_sys_stop_timer(&nfa_hci_cb.timer);
gate_id = nfa_hci_cb.local_gate_in_use;
app_handle = nfa_hci_cb.app_in_use;
}
evt_data.deallocated.gate = gate_id;
;
p_gate = nfa_hciu_find_gate_by_gid(gate_id);
if (p_gate == nullptr) {
evt_data.deallocated.status = NFA_STATUS_UNKNOWN_GID;
} else if (p_gate->gate_owner != app_handle) {
evt_data.deallocated.status = NFA_STATUS_FAILED;
} else {
/* See if any pipe is owned by this app */
if (nfa_hciu_find_pipe_on_gate(p_gate->gate_id) == nullptr) {
nfa_hciu_release_gate(p_gate->gate_id);
nfa_hci_cb.nv_write_needed = true;
evt_data.deallocated.status = NFA_STATUS_OK;
if (nfa_hci_cb.hci_state == NFA_HCI_STATE_REMOVE_GATE)
nfa_hci_cb.hci_state = NFA_HCI_STATE_IDLE;
} else if ((p_pipe = nfa_hciu_find_active_pipe_on_gate(p_gate->gate_id)) ==
nullptr) {
/* UICC is not active at the moment and cannot delete the pipe */
nfa_hci_cb.nv_write_needed = true;
evt_data.deallocated.status = NFA_STATUS_FAILED;
if (nfa_hci_cb.hci_state == NFA_HCI_STATE_REMOVE_GATE)
nfa_hci_cb.hci_state = NFA_HCI_STATE_IDLE;
} else {
/* Delete pipes on the gate */
nfa_hci_cb.local_gate_in_use = gate_id;
nfa_hci_cb.app_in_use = app_handle;
nfa_hci_cb.hci_state = NFA_HCI_STATE_REMOVE_GATE;
nfa_hciu_send_delete_pipe_cmd(p_pipe->pipe_id);
return;
}
}
nfa_hciu_send_to_app(NFA_HCI_DEALLOCATE_GATE_EVT, &evt_data, app_handle);
}
/*******************************************************************************
**
** Function nfa_hci_api_get_host_list
**
** Description action function to get the host list from HCI network
**
** Returns None
**
*******************************************************************************/
static void nfa_hci_api_get_host_list(tNFA_HCI_EVENT_DATA* p_evt_data) {
uint8_t app_inx = p_evt_data->get_host_list.hci_handle & NFA_HANDLE_MASK;
nfa_hci_cb.app_in_use = p_evt_data->get_host_list.hci_handle;
/* Send Get Host List command on "Internal request" or requested by registered
* application with valid handle and callback function */
if ((nfa_hci_cb.app_in_use == NFA_HANDLE_INVALID) ||
((app_inx < NFA_HCI_MAX_APP_CB) &&
(nfa_hci_cb.p_app_cback[app_inx] != nullptr))) {
nfa_hciu_send_get_param_cmd(NFA_HCI_ADMIN_PIPE, NFA_HCI_HOST_LIST_INDEX);
}
}
/*******************************************************************************
**
** Function nfa_hci_api_create_pipe
**
** Description action function to create a pipe
**
** Returns TRUE, if the command is processed
** FALSE, if command is queued for processing later
**
*******************************************************************************/
static bool nfa_hci_api_create_pipe(tNFA_HCI_EVENT_DATA* p_evt_data) {
tNFA_HCI_DYN_GATE* p_gate =
nfa_hciu_find_gate_by_gid(p_evt_data->create_pipe.source_gate);
tNFA_HCI_EVT_DATA evt_data;
bool report_failed = false;
/* Verify that the app owns the gate that the pipe is being created on */
if ((p_gate == nullptr) ||
(p_gate->gate_owner != p_evt_data->create_pipe.hci_handle)) {
report_failed = true;
LOG(ERROR) << StringPrintf(
"nfa_hci_api_create_pipe Cannot create pipe! APP: 0x%02x does not own "
"the gate:0x%x",
p_evt_data->create_pipe.hci_handle,
p_evt_data->create_pipe.source_gate);
} else if (nfa_hciu_check_pipe_between_gates(
p_evt_data->create_pipe.source_gate,
p_evt_data->create_pipe.dest_host,
p_evt_data->create_pipe.dest_gate)) {
report_failed = true;
LOG(ERROR) << StringPrintf(
"nfa_hci_api_create_pipe : Cannot create multiple pipe between the "
"same two gates!");
}
if (report_failed) {
evt_data.created.source_gate = p_evt_data->create_pipe.source_gate;
evt_data.created.status = NFA_STATUS_FAILED;
nfa_hciu_send_to_app(NFA_HCI_CREATE_PIPE_EVT, &evt_data,
p_evt_data->open_pipe.hci_handle);
} else {
if (nfa_hciu_is_host_reseting(p_evt_data->create_pipe.dest_gate)) {
GKI_enqueue(&nfa_hci_cb.hci_host_reset_api_q, (NFC_HDR*)p_evt_data);
return false;
}
nfa_hci_cb.local_gate_in_use = p_evt_data->create_pipe.source_gate;
nfa_hci_cb.remote_gate_in_use = p_evt_data->create_pipe.dest_gate;
nfa_hci_cb.remote_host_in_use = p_evt_data->create_pipe.dest_host;
nfa_hci_cb.app_in_use = p_evt_data->create_pipe.hci_handle;
nfa_hciu_send_create_pipe_cmd(p_evt_data->create_pipe.source_gate,
p_evt_data->create_pipe.dest_host,
p_evt_data->create_pipe.dest_gate);
}
return true;
}
/*******************************************************************************
**
** Function nfa_hci_api_open_pipe
**
** Description action function to open a pipe
**
** Returns None
**
*******************************************************************************/
static void nfa_hci_api_open_pipe(tNFA_HCI_EVENT_DATA* p_evt_data) {
tNFA_HCI_EVT_DATA evt_data;
tNFA_HCI_DYN_PIPE* p_pipe =
nfa_hciu_find_pipe_by_pid(p_evt_data->open_pipe.pipe);
tNFA_HCI_DYN_GATE* p_gate = nullptr;
if (p_pipe != nullptr) p_gate = nfa_hciu_find_gate_by_gid(p_pipe->local_gate);
if ((p_pipe != nullptr) && (p_gate != nullptr) &&
(nfa_hciu_is_active_host(p_pipe->dest_host)) &&
(p_gate->gate_owner == p_evt_data->open_pipe.hci_handle)) {
if (p_pipe->pipe_state == NFA_HCI_PIPE_CLOSED) {
nfa_hciu_send_open_pipe_cmd(p_evt_data->open_pipe.pipe);
} else {
evt_data.opened.pipe = p_evt_data->open_pipe.pipe;
evt_data.opened.status = NFA_STATUS_OK;
nfa_hciu_send_to_app(NFA_HCI_OPEN_PIPE_EVT, &evt_data,
p_evt_data->open_pipe.hci_handle);
}
} else {
evt_data.opened.pipe = p_evt_data->open_pipe.pipe;
evt_data.opened.status = NFA_STATUS_FAILED;
nfa_hciu_send_to_app(NFA_HCI_OPEN_PIPE_EVT, &evt_data,
p_evt_data->open_pipe.hci_handle);
}
}
/*******************************************************************************
**
** Function nfa_hci_api_get_reg_value
**
** Description action function to get the reg value of the specified index
**
** Returns TRUE, if the command is processed
** FALSE, if command is queued for processing later
**
*******************************************************************************/
static bool nfa_hci_api_get_reg_value(tNFA_HCI_EVENT_DATA* p_evt_data) {
tNFA_HCI_DYN_PIPE* p_pipe =
nfa_hciu_find_pipe_by_pid(p_evt_data->get_registry.pipe);
tNFA_HCI_DYN_GATE* p_gate;
tNFA_STATUS status = NFA_STATUS_FAILED;
tNFA_HCI_EVT_DATA evt_data;
if (p_pipe != nullptr) {
p_gate = nfa_hciu_find_gate_by_gid(p_pipe->local_gate);
if ((p_gate != nullptr) && (nfa_hciu_is_active_host(p_pipe->dest_host)) &&
(p_gate->gate_owner == p_evt_data->get_registry.hci_handle)) {
nfa_hci_cb.app_in_use = p_evt_data->get_registry.hci_handle;
if (nfa_hciu_is_host_reseting(p_pipe->dest_host)) {
GKI_enqueue(&nfa_hci_cb.hci_host_reset_api_q, (NFC_HDR*)p_evt_data);
return false;
}
if (p_pipe->pipe_state == NFA_HCI_PIPE_CLOSED) {
LOG(WARNING) << StringPrintf(
"nfa_hci_api_get_reg_value pipe:%d not open",
p_evt_data->get_registry.pipe);
} else {
status = nfa_hciu_send_get_param_cmd(p_evt_data->get_registry.pipe,
p_evt_data->get_registry.reg_inx);
if (status == NFA_STATUS_OK) return true;
}
}
}
evt_data.cmd_sent.status = status;
/* Send NFA_HCI_CMD_SENT_EVT to notify failure */
nfa_hciu_send_to_app(NFA_HCI_CMD_SENT_EVT, &evt_data,
p_evt_data->get_registry.hci_handle);
return true;
}
/*******************************************************************************
**
** Function nfa_hci_api_set_reg_value
**
** Description action function to set the reg value at specified index
**
** Returns TRUE, if the command is processed
** FALSE, if command is queued for processing later
**
*******************************************************************************/
static bool nfa_hci_api_set_reg_value(tNFA_HCI_EVENT_DATA* p_evt_data) {
tNFA_HCI_DYN_PIPE* p_pipe =
nfa_hciu_find_pipe_by_pid(p_evt_data->set_registry.pipe);
tNFA_HCI_DYN_GATE* p_gate;
tNFA_STATUS status = NFA_STATUS_FAILED;
tNFA_HCI_EVT_DATA evt_data;
if (p_pipe != nullptr) {
p_gate = nfa_hciu_find_gate_by_gid(p_pipe->local_gate);
if ((p_gate != nullptr) && (nfa_hciu_is_active_host(p_pipe->dest_host)) &&
(p_gate->gate_owner == p_evt_data->set_registry.hci_handle)) {
nfa_hci_cb.app_in_use = p_evt_data->set_registry.hci_handle;
if (nfa_hciu_is_host_reseting(p_pipe->dest_host)) {
GKI_enqueue(&nfa_hci_cb.hci_host_reset_api_q, (NFC_HDR*)p_evt_data);
return false;
}
if (p_pipe->pipe_state == NFA_HCI_PIPE_CLOSED) {
LOG(WARNING) << StringPrintf(
"nfa_hci_api_set_reg_value pipe:%d not open",
p_evt_data->set_registry.pipe);
} else {
status = nfa_hciu_send_set_param_cmd(
p_evt_data->set_registry.pipe, p_evt_data->set_registry.reg_inx,
p_evt_data->set_registry.size, p_evt_data->set_registry.data);
if (status == NFA_STATUS_OK) return true;
}
}
}
evt_data.cmd_sent.status = status;
/* Send NFA_HCI_CMD_SENT_EVT to notify failure */
nfa_hciu_send_to_app(NFA_HCI_CMD_SENT_EVT, &evt_data,
p_evt_data->set_registry.hci_handle);
return true;
}
/*******************************************************************************
**
** Function nfa_hci_api_close_pipe
**
** Description action function to close a pipe
**
** Returns None
**
*******************************************************************************/
static void nfa_hci_api_close_pipe(tNFA_HCI_EVENT_DATA* p_evt_data) {
tNFA_HCI_EVT_DATA evt_data;
tNFA_HCI_DYN_PIPE* p_pipe =
nfa_hciu_find_pipe_by_pid(p_evt_data->close_pipe.pipe);
tNFA_HCI_DYN_GATE* p_gate = nullptr;
if (p_pipe != nullptr) p_gate = nfa_hciu_find_gate_by_gid(p_pipe->local_gate);
if ((p_pipe != nullptr) && (p_gate != nullptr) &&
(nfa_hciu_is_active_host(p_pipe->dest_host)) &&
(p_gate->gate_owner == p_evt_data->close_pipe.hci_handle)) {
if (p_pipe->pipe_state == NFA_HCI_PIPE_OPENED) {
nfa_hciu_send_close_pipe_cmd(p_evt_data->close_pipe.pipe);
} else {
evt_data.closed.status = NFA_STATUS_OK;
evt_data.closed.pipe = p_evt_data->close_pipe.pipe;
nfa_hciu_send_to_app(NFA_HCI_CLOSE_PIPE_EVT, &evt_data,
p_evt_data->close_pipe.hci_handle);
}
} else {
evt_data.closed.status = NFA_STATUS_FAILED;
evt_data.closed.pipe = 0x00;
nfa_hciu_send_to_app(NFA_HCI_CLOSE_PIPE_EVT, &evt_data,
p_evt_data->close_pipe.hci_handle);
}
}
/*******************************************************************************
**
** Function nfa_hci_api_delete_pipe
**
** Description action function to delete a pipe
**
** Returns None
**
*******************************************************************************/
static void nfa_hci_api_delete_pipe(tNFA_HCI_EVENT_DATA* p_evt_data) {
tNFA_HCI_EVT_DATA evt_data;
tNFA_HCI_DYN_PIPE* p_pipe =
nfa_hciu_find_pipe_by_pid(p_evt_data->delete_pipe.pipe);
tNFA_HCI_DYN_GATE* p_gate = nullptr;
if (p_pipe != nullptr) {
p_gate = nfa_hciu_find_gate_by_gid(p_pipe->local_gate);
if ((p_gate != nullptr) &&
(p_gate->gate_owner == p_evt_data->delete_pipe.hci_handle) &&
(nfa_hciu_is_active_host(p_pipe->dest_host))) {
nfa_hciu_send_delete_pipe_cmd(p_evt_data->delete_pipe.pipe);
return;
}
}
evt_data.deleted.status = NFA_STATUS_FAILED;
evt_data.deleted.pipe = 0x00;
nfa_hciu_send_to_app(NFA_HCI_DELETE_PIPE_EVT, &evt_data,
p_evt_data->close_pipe.hci_handle);
}
/*******************************************************************************
**
** Function nfa_hci_api_send_cmd
**
** Description action function to send command on the given pipe
**
** Returns TRUE, if the command is processed
** FALSE, if command is queued for processing later
**
*******************************************************************************/
static bool nfa_hci_api_send_cmd(tNFA_HCI_EVENT_DATA* p_evt_data) {
tNFA_STATUS status = NFA_STATUS_FAILED;
tNFA_HCI_DYN_PIPE* p_pipe;
tNFA_HCI_EVT_DATA evt_data;
tNFA_HANDLE app_handle;
if ((p_pipe = nfa_hciu_find_pipe_by_pid(p_evt_data->send_cmd.pipe)) != nullptr) {
app_handle = nfa_hciu_get_pipe_owner(p_evt_data->send_cmd.pipe);
if ((nfa_hciu_is_active_host(p_pipe->dest_host)) &&
((app_handle == p_evt_data->send_cmd.hci_handle ||
p_pipe->local_gate == NFA_HCI_CONNECTIVITY_GATE))) {
if (nfa_hciu_is_host_reseting(p_pipe->dest_host)) {
GKI_enqueue(&nfa_hci_cb.hci_host_reset_api_q, (NFC_HDR*)p_evt_data);
return false;
}
if (p_pipe->pipe_state == NFA_HCI_PIPE_OPENED) {
nfa_hci_cb.pipe_in_use = p_evt_data->send_cmd.pipe;
status = nfa_hciu_send_msg(p_pipe->pipe_id, NFA_HCI_COMMAND_TYPE,
p_evt_data->send_cmd.cmd_code,
p_evt_data->send_cmd.cmd_len,
p_evt_data->send_cmd.data);
if (status == NFA_STATUS_OK) return true;
} else {
LOG(WARNING) << StringPrintf("nfa_hci_api_send_cmd pipe:%d not open",
p_pipe->pipe_id);
}
} else {
LOG(WARNING) << StringPrintf(
"nfa_hci_api_send_cmd pipe:%d Owned by different application or "
"Destination host is not active",
p_pipe->pipe_id);
}
} else {
LOG(WARNING) << StringPrintf("nfa_hci_api_send_cmd pipe:%d not found",
p_evt_data->send_cmd.pipe);
}
evt_data.cmd_sent.status = status;
/* Send NFA_HCI_CMD_SENT_EVT to notify failure */
nfa_hciu_send_to_app(NFA_HCI_CMD_SENT_EVT, &evt_data,
p_evt_data->send_cmd.hci_handle);
return true;
}
/*******************************************************************************
**
** Function nfa_hci_api_send_rsp
**
** Description action function to send response on the given pipe
**
** Returns None
**
*******************************************************************************/
static void nfa_hci_api_send_rsp(tNFA_HCI_EVENT_DATA* p_evt_data) {
tNFA_STATUS status = NFA_STATUS_FAILED;
tNFA_HCI_DYN_PIPE* p_pipe;
tNFA_HCI_EVT_DATA evt_data;
tNFA_HANDLE app_handle;
if ((p_pipe = nfa_hciu_find_pipe_by_pid(p_evt_data->send_rsp.pipe)) != nullptr) {
app_handle = nfa_hciu_get_pipe_owner(p_evt_data->send_rsp.pipe);
if ((nfa_hciu_is_active_host(p_pipe->dest_host)) &&
((app_handle == p_evt_data->send_rsp.hci_handle ||
p_pipe->local_gate == NFA_HCI_CONNECTIVITY_GATE))) {
if (p_pipe->pipe_state == NFA_HCI_PIPE_OPENED) {
status = nfa_hciu_send_msg(p_pipe->pipe_id, NFA_HCI_RESPONSE_TYPE,
p_evt_data->send_rsp.response,
p_evt_data->send_rsp.size,
p_evt_data->send_rsp.data);
if (status == NFA_STATUS_OK) return;
} else {
LOG(WARNING) << StringPrintf("nfa_hci_api_send_rsp pipe:%d not open",
p_pipe->pipe_id);
}
} else {
LOG(WARNING) << StringPrintf(
"nfa_hci_api_send_rsp pipe:%d Owned by different application or "
"Destination host is not active",
p_pipe->pipe_id);
}
} else {
LOG(WARNING) << StringPrintf("nfa_hci_api_send_rsp pipe:%d not found",
p_evt_data->send_rsp.pipe);
}
evt_data.rsp_sent.status = status;
/* Send NFA_HCI_RSP_SENT_EVT to notify failure */
nfa_hciu_send_to_app(NFA_HCI_RSP_SENT_EVT, &evt_data,
p_evt_data->send_rsp.hci_handle);
}
/*******************************************************************************
**
** Function nfa_hci_api_send_event
**
** Description action function to send an event to the given pipe
**
** Returns TRUE, if the event is processed
** FALSE, if event is queued for processing later
**
*******************************************************************************/
static bool nfa_hci_api_send_event(tNFA_HCI_EVENT_DATA* p_evt_data) {
tNFA_STATUS status = NFA_STATUS_FAILED;
tNFA_HCI_DYN_PIPE* p_pipe;
tNFA_HCI_EVT_DATA evt_data;
tNFA_HANDLE app_handle;
if ((p_pipe = nfa_hciu_find_pipe_by_pid(p_evt_data->send_evt.pipe)) != nullptr) {
app_handle = nfa_hciu_get_pipe_owner(p_evt_data->send_evt.pipe);
if ((nfa_hciu_is_active_host(p_pipe->dest_host)) &&
((app_handle == p_evt_data->send_evt.hci_handle ||
p_pipe->local_gate == NFA_HCI_CONNECTIVITY_GATE))) {
if (nfa_hciu_is_host_reseting(p_pipe->dest_host)) {
GKI_enqueue(&nfa_hci_cb.hci_host_reset_api_q, (NFC_HDR*)p_evt_data);
return false;
}
if (p_pipe->pipe_state == NFA_HCI_PIPE_OPENED) {
status = nfa_hciu_send_msg(
p_pipe->pipe_id, NFA_HCI_EVENT_TYPE, p_evt_data->send_evt.evt_code,
p_evt_data->send_evt.evt_len, p_evt_data->send_evt.p_evt_buf);
if (status == NFA_STATUS_OK) {
if (p_pipe->local_gate == NFA_HCI_LOOP_BACK_GATE) {
nfa_hci_cb.w4_rsp_evt = true;
nfa_hci_cb.hci_state = NFA_HCI_STATE_WAIT_RSP;
}
if (p_evt_data->send_evt.rsp_len) {
nfa_hci_cb.pipe_in_use = p_evt_data->send_evt.pipe;
nfa_hci_cb.rsp_buf_size = p_evt_data->send_evt.rsp_len;
nfa_hci_cb.p_rsp_buf = p_evt_data->send_evt.p_rsp_buf;
if (p_evt_data->send_evt.rsp_timeout) {
nfa_hci_cb.w4_rsp_evt = true;
nfa_hci_cb.hci_state = NFA_HCI_STATE_WAIT_RSP;
nfa_sys_start_timer(&nfa_hci_cb.timer, NFA_HCI_RSP_TIMEOUT_EVT,
p_evt_data->send_evt.rsp_timeout);
} else if (p_pipe->local_gate == NFA_HCI_LOOP_BACK_GATE) {
nfa_sys_start_timer(&nfa_hci_cb.timer, NFA_HCI_RSP_TIMEOUT_EVT,
p_nfa_hci_cfg->hcp_response_timeout);
}
} else {
if (p_pipe->local_gate == NFA_HCI_LOOP_BACK_GATE) {
nfa_hci_cb.pipe_in_use = p_evt_data->send_evt.pipe;
nfa_sys_start_timer(&nfa_hci_cb.timer, NFA_HCI_RSP_TIMEOUT_EVT,
p_nfa_hci_cfg->hcp_response_timeout);
}
nfa_hci_cb.rsp_buf_size = 0;
nfa_hci_cb.p_rsp_buf = nullptr;
}
}
} else {
LOG(WARNING) << StringPrintf("nfa_hci_api_send_event pipe:%d not open",
p_pipe->pipe_id);
}
} else {
LOG(WARNING) << StringPrintf(
"nfa_hci_api_send_event pipe:%d Owned by different application or "
"Destination host is not active",
p_pipe->pipe_id);
}
} else {
LOG(WARNING) << StringPrintf("nfa_hci_api_send_event pipe:%d not found",
p_evt_data->send_evt.pipe);
}
evt_data.evt_sent.status = status;
/* Send NFC_HCI_EVENT_SENT_EVT to notify status */
nfa_hciu_send_to_app(NFA_HCI_EVENT_SENT_EVT, &evt_data,
p_evt_data->send_evt.hci_handle);
return true;
}
/*******************************************************************************
**
** Function nfa_hci_api_add_static_pipe
**
** Description action function to add static pipe
**
** Returns None
**
*******************************************************************************/
static void nfa_hci_api_add_static_pipe(tNFA_HCI_EVENT_DATA* p_evt_data) {
tNFA_HCI_DYN_GATE* pg;
tNFA_HCI_DYN_PIPE* pp;
tNFA_HCI_EVT_DATA evt_data;
/* Allocate a proprietary gate */
pg = nfa_hciu_alloc_gate(p_evt_data->add_static_pipe.gate,
p_evt_data->add_static_pipe.hci_handle);
if (pg != nullptr) {
/* Assign new owner to the gate */
pg->gate_owner = p_evt_data->add_static_pipe.hci_handle;
/* Add the dynamic pipe to the proprietary gate */
if (nfa_hciu_add_pipe_to_gate(p_evt_data->add_static_pipe.pipe, pg->gate_id,
p_evt_data->add_static_pipe.host,
p_evt_data->add_static_pipe.gate) !=
NFA_HCI_ANY_OK) {
/* Unable to add the dynamic pipe, so release the gate */
nfa_hciu_release_gate(pg->gate_id);
evt_data.pipe_added.status = NFA_STATUS_FAILED;
nfa_hciu_send_to_app(NFA_HCI_ADD_STATIC_PIPE_EVT, &evt_data,
p_evt_data->add_static_pipe.hci_handle);
return;
}
pp = nfa_hciu_find_pipe_by_pid(p_evt_data->add_static_pipe.pipe);
if (pp != nullptr) {
/* This pipe is always opened */
pp->pipe_state = NFA_HCI_PIPE_OPENED;
evt_data.pipe_added.status = NFA_STATUS_OK;
nfa_hciu_send_to_app(NFA_HCI_ADD_STATIC_PIPE_EVT, &evt_data,
p_evt_data->add_static_pipe.hci_handle);
return;
}
}
/* Unable to add static pipe */
evt_data.pipe_added.status = NFA_STATUS_FAILED;
nfa_hciu_send_to_app(NFA_HCI_ADD_STATIC_PIPE_EVT, &evt_data,
p_evt_data->add_static_pipe.hci_handle);
}
/*******************************************************************************
**
** Function nfa_hci_handle_link_mgm_gate_cmd
**
** Description This function handles incoming link management gate hci
** commands
**
** Returns none
**
*******************************************************************************/
void nfa_hci_handle_link_mgm_gate_cmd(uint8_t* p_data) {
uint8_t index;
uint8_t data[2];
uint8_t rsp_len = 0;
uint8_t response = NFA_HCI_ANY_OK;
if ((nfa_hci_cb.cfg.link_mgmt_gate.pipe00_state != NFA_HCI_PIPE_OPENED) &&
(nfa_hci_cb.inst != NFA_HCI_ANY_OPEN_PIPE)) {
nfa_hciu_send_msg(NFA_HCI_LINK_MANAGEMENT_PIPE, NFA_HCI_RESPONSE_TYPE,
NFA_HCI_ANY_E_PIPE_NOT_OPENED, 0, nullptr);
return;
}
switch (nfa_hci_cb.inst) {
case NFA_HCI_ANY_SET_PARAMETER:
STREAM_TO_UINT8(index, p_data);
if (index == 1) {
STREAM_TO_UINT16(nfa_hci_cb.cfg.link_mgmt_gate.rec_errors, p_data);
} else
response = NFA_HCI_ANY_E_REG_PAR_UNKNOWN;
break;
case NFA_HCI_ANY_GET_PARAMETER:
STREAM_TO_UINT8(index, p_data);
if (index == 1) {
data[0] =
(uint8_t)((nfa_hci_cb.cfg.link_mgmt_gate.rec_errors >> 8) & 0x00FF);
data[1] = (uint8_t)(nfa_hci_cb.cfg.link_mgmt_gate.rec_errors & 0x000F);
rsp_len = 2;
} else
response = NFA_HCI_ANY_E_REG_PAR_UNKNOWN;
break;
case NFA_HCI_ANY_OPEN_PIPE:
data[0] = 0;
rsp_len = 1;
nfa_hci_cb.cfg.link_mgmt_gate.pipe00_state = NFA_HCI_PIPE_OPENED;
break;
case NFA_HCI_ANY_CLOSE_PIPE:
nfa_hci_cb.cfg.link_mgmt_gate.pipe00_state = NFA_HCI_PIPE_CLOSED;
break;
default:
response = NFA_HCI_ANY_E_CMD_NOT_SUPPORTED;
break;
}
nfa_hciu_send_msg(NFA_HCI_LINK_MANAGEMENT_PIPE, NFA_HCI_RESPONSE_TYPE,
response, rsp_len, data);
}
/*******************************************************************************
**
** Function nfa_hci_handle_pipe_open_close_cmd
**
** Description This function handles all generic gates (excluding
** connectivity gate) commands
**
** Returns none
**
*******************************************************************************/
void nfa_hci_handle_pipe_open_close_cmd(tNFA_HCI_DYN_PIPE* p_pipe) {
uint8_t data[1];
uint8_t rsp_len = 0;
tNFA_HCI_RESPONSE response = NFA_HCI_ANY_OK;
tNFA_HCI_DYN_GATE* p_gate;
if (nfa_hci_cb.inst == NFA_HCI_ANY_OPEN_PIPE) {
if ((p_gate = nfa_hciu_find_gate_by_gid(p_pipe->local_gate)) != nullptr)
data[0] = nfa_hciu_count_open_pipes_on_gate(p_gate);
else
data[0] = 0;
p_pipe->pipe_state = NFA_HCI_PIPE_OPENED;
rsp_len = 1;
} else if (nfa_hci_cb.inst == NFA_HCI_ANY_CLOSE_PIPE) {
p_pipe->pipe_state = NFA_HCI_PIPE_CLOSED;
}
nfa_hciu_send_msg(p_pipe->pipe_id, NFA_HCI_RESPONSE_TYPE, response, rsp_len,
data);
}
/*******************************************************************************
**
** Function nfa_hci_handle_admin_gate_cmd
**
** Description This function handles incoming commands on ADMIN gate
**
** Returns none
**
*******************************************************************************/
void nfa_hci_handle_admin_gate_cmd(uint8_t* p_data) {
uint8_t source_host, source_gate, dest_host, dest_gate, pipe;
uint8_t data = 0;
uint8_t rsp_len = 0;
tNFA_HCI_RESPONSE response = NFA_HCI_ANY_OK;
tNFA_HCI_DYN_GATE* pgate;
tNFA_HCI_EVT_DATA evt_data;
switch (nfa_hci_cb.inst) {
case NFA_HCI_ANY_OPEN_PIPE:
nfa_hci_cb.cfg.admin_gate.pipe01_state = NFA_HCI_PIPE_OPENED;
data = 0;
rsp_len = 1;
break;
case NFA_HCI_ANY_CLOSE_PIPE:
nfa_hci_cb.cfg.admin_gate.pipe01_state = NFA_HCI_PIPE_CLOSED;
/* Reopen the pipe immediately */
nfa_hciu_send_msg(NFA_HCI_ADMIN_PIPE, NFA_HCI_RESPONSE_TYPE, response,
rsp_len, &data);
nfa_hci_cb.app_in_use = NFA_HANDLE_INVALID;
nfa_hciu_send_open_pipe_cmd(NFA_HCI_ADMIN_PIPE);
return;
break;
case NFA_HCI_ADM_NOTIFY_PIPE_CREATED:
STREAM_TO_UINT8(source_host, p_data);
STREAM_TO_UINT8(source_gate, p_data);
STREAM_TO_UINT8(dest_host, p_data);
STREAM_TO_UINT8(dest_gate, p_data);
STREAM_TO_UINT8(pipe, p_data);
if ((dest_gate == NFA_HCI_IDENTITY_MANAGEMENT_GATE) ||
(dest_gate == NFA_HCI_LOOP_BACK_GATE)) {
response = nfa_hciu_add_pipe_to_static_gate(dest_gate, pipe,
source_host, source_gate);
} else {
if ((pgate = nfa_hciu_find_gate_by_gid(dest_gate)) != nullptr) {
/* If the gate is valid, add the pipe to it */
if (nfa_hciu_check_pipe_between_gates(dest_gate, source_host,
source_gate)) {
/* Already, there is a pipe between these two gates, so will reject
*/
response = NFA_HCI_ANY_E_NOK;
} else {
response = nfa_hciu_add_pipe_to_gate(pipe, dest_gate, source_host,
source_gate);
if (response == NFA_HCI_ANY_OK) {
/* Tell the application a pipe was created with its gate */
evt_data.created.status = NFA_STATUS_OK;
evt_data.created.pipe = pipe;
evt_data.created.source_gate = dest_gate;
evt_data.created.dest_host = source_host;
evt_data.created.dest_gate = source_gate;
nfa_hciu_send_to_app(NFA_HCI_CREATE_PIPE_EVT, &evt_data,
pgate->gate_owner);
}
}
} else {
response = NFA_HCI_ANY_E_NOK;
if ((dest_gate >= NFA_HCI_FIRST_PROP_GATE) &&
(dest_gate <= NFA_HCI_LAST_PROP_GATE)) {
if (nfa_hciu_alloc_gate(dest_gate, 0))
response = nfa_hciu_add_pipe_to_gate(pipe, dest_gate, source_host,
source_gate);
}
}
}
break;
case NFA_HCI_ADM_NOTIFY_PIPE_DELETED:
STREAM_TO_UINT8(pipe, p_data);
response = nfa_hciu_release_pipe(pipe);
break;
case NFA_HCI_ADM_NOTIFY_ALL_PIPE_CLEARED:
STREAM_TO_UINT8(source_host, p_data);
nfa_hciu_remove_all_pipes_from_host(source_host);
if (source_host == NFA_HCI_HOST_CONTROLLER) {
nfa_hci_cb.cfg.link_mgmt_gate.pipe00_state = NFA_HCI_PIPE_CLOSED;
nfa_hci_cb.cfg.admin_gate.pipe01_state = NFA_HCI_PIPE_CLOSED;
/* Reopen the admin pipe immediately */
nfa_hci_cb.app_in_use = NFA_HANDLE_INVALID;
nfa_hciu_send_open_pipe_cmd(NFA_HCI_ADMIN_PIPE);
return;
} else {
uint8_t host_index = 0;
if ((source_host == NFA_HCI_HOST_ID_UICC0) ||
(source_host >= NFA_HCI_HOST_ID_FIRST_DYNAMICALLY_ALLOCATED)) {
while (host_index < NFA_HCI_MAX_HOST_IN_NETWORK) {
if (nfa_hci_cb.reset_host[host_index] == 0x0) {
nfa_hci_cb.reset_host[host_index] = source_host;
break;
}
host_index++;
}
}
}
break;
default:
response = NFA_HCI_ANY_E_CMD_NOT_SUPPORTED;
break;
}
nfa_hciu_send_msg(NFA_HCI_ADMIN_PIPE, NFA_HCI_RESPONSE_TYPE, response,
rsp_len, &data);
}
/*******************************************************************************
**
** Function nfa_hci_handle_admin_gate_rsp
**
** Description This function handles response received on admin gate
**
** Returns none
**
*******************************************************************************/
void nfa_hci_handle_admin_gate_rsp(uint8_t* p_data, uint8_t data_len) {
uint8_t source_host;
uint8_t source_gate = nfa_hci_cb.local_gate_in_use;
uint8_t dest_host = nfa_hci_cb.remote_host_in_use;
uint8_t dest_gate = nfa_hci_cb.remote_gate_in_use;
uint8_t pipe = 0;
tNFA_STATUS status;
tNFA_HCI_EVT_DATA evt_data;
uint8_t default_session[NFA_HCI_SESSION_ID_LEN] = {0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF};
uint8_t host_count = 0;
uint8_t host_id = 0;
uint32_t os_tick;
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"nfa_hci_handle_admin_gate_rsp - LastCmdSent: %s App: 0x%04x Gate: "
"0x%02x Pipe: 0x%02x",
nfa_hciu_instr_2_str(nfa_hci_cb.cmd_sent).c_str(), nfa_hci_cb.app_in_use,
nfa_hci_cb.local_gate_in_use, nfa_hci_cb.pipe_in_use);
/* If starting up, handle events here */
if ((nfa_hci_cb.hci_state == NFA_HCI_STATE_STARTUP) ||
(nfa_hci_cb.hci_state == NFA_HCI_STATE_RESTORE) ||
(nfa_hci_cb.hci_state == NFA_HCI_STATE_WAIT_NETWK_ENABLE) ||
(nfa_hci_cb.hci_state == NFA_HCI_STATE_RESTORE_NETWK_ENABLE)) {
if (nfa_hci_cb.inst == NFA_HCI_ANY_E_PIPE_NOT_OPENED) {
nfa_hciu_send_open_pipe_cmd(NFA_HCI_ADMIN_PIPE);
return;
}
if (nfa_hci_cb.inst != NFA_HCI_ANY_OK) {
LOG(ERROR) << StringPrintf(
"nfa_hci_handle_admin_gate_rsp - Initialization failed");
nfa_hci_startup_complete(NFA_STATUS_FAILED);
return;
}
switch (nfa_hci_cb.cmd_sent) {
case NFA_HCI_ANY_SET_PARAMETER:
if (nfa_hci_cb.param_in_use == NFA_HCI_SESSION_IDENTITY_INDEX) {
/* Set WHITELIST */
nfa_hciu_send_set_param_cmd(
NFA_HCI_ADMIN_PIPE, NFA_HCI_WHITELIST_INDEX,
p_nfa_hci_cfg->num_whitelist_host, p_nfa_hci_cfg->p_whitelist);
} else if (nfa_hci_cb.param_in_use == NFA_HCI_WHITELIST_INDEX) {
if ((nfa_hci_cb.hci_state == NFA_HCI_STATE_STARTUP) ||
(nfa_hci_cb.hci_state == NFA_HCI_STATE_RESTORE))
nfa_hci_dh_startup_complete();
if (NFA_GetNCIVersion() == NCI_VERSION_2_0) {
nfa_hci_cb.hci_state = NFA_HCI_STATE_WAIT_NETWK_ENABLE;
NFA_EeGetInfo(&nfa_hci_cb.num_nfcee, nfa_hci_cb.ee_info);
nfa_hci_enable_one_nfcee();
}
}
break;
case NFA_HCI_ANY_GET_PARAMETER:
if (nfa_hci_cb.param_in_use == NFA_HCI_HOST_LIST_INDEX) {
uint8_t host_index = 0;
memset(nfa_hci_cb.active_host, 0x0, NFA_HCI_MAX_HOST_IN_NETWORK);
host_count = 0;
/* Collect active host in the Host Network */
while ((host_count < data_len) &&
(host_count < NFA_HCI_MAX_HOST_IN_NETWORK)) {
host_id = (uint8_t)*p_data++;
if ((host_id == NFA_HCI_HOST_ID_UICC0) ||
(host_id >= NFA_HCI_HOST_ID_FIRST_DYNAMICALLY_ALLOCATED)) {
nfa_hci_cb.active_host[host_index] = host_id;
uint8_t index = 0;
while (index < NFA_HCI_MAX_HOST_IN_NETWORK) {
if (nfa_hci_cb.reset_host[index] == host_id) {
nfa_hci_cb.reset_host[index] = 0x0;
break;
}
index++;
}
host_index++;
}
host_count++;
}
nfa_hci_startup_complete(NFA_STATUS_OK);
} else if (nfa_hci_cb.param_in_use == NFA_HCI_SESSION_IDENTITY_INDEX) {
/* The only parameter we get when initializing is the session ID.
* Check for match. */
if (data_len >= NFA_HCI_SESSION_ID_LEN &&
!memcmp((uint8_t*)nfa_hci_cb.cfg.admin_gate.session_id, p_data,
NFA_HCI_SESSION_ID_LEN)) {
/* Session has not changed, Set WHITELIST */
nfa_hciu_send_set_param_cmd(
NFA_HCI_ADMIN_PIPE, NFA_HCI_WHITELIST_INDEX,
p_nfa_hci_cfg->num_whitelist_host, p_nfa_hci_cfg->p_whitelist);
} else {
/* Something wrong, NVRAM data could be corrupt or first start with
* default session id */
nfa_hciu_send_clear_all_pipe_cmd();
nfa_hci_cb.b_hci_netwk_reset = true;
if (data_len < NFA_HCI_SESSION_ID_LEN) {
android_errorWriteLog(0x534e4554, "124524315");
}
}
}
break;
case NFA_HCI_ANY_OPEN_PIPE:
nfa_hci_cb.cfg.admin_gate.pipe01_state = NFA_HCI_PIPE_OPENED;
if (nfa_hci_cb.b_hci_netwk_reset) {
nfa_hci_cb.b_hci_netwk_reset = false;
/* Session ID is reset, Set New session id */
memcpy(
&nfa_hci_cb.cfg.admin_gate.session_id[NFA_HCI_SESSION_ID_LEN / 2],
nfa_hci_cb.cfg.admin_gate.session_id,
(NFA_HCI_SESSION_ID_LEN / 2));
os_tick = GKI_get_os_tick_count();
memcpy(nfa_hci_cb.cfg.admin_gate.session_id, (uint8_t*)&os_tick,
(NFA_HCI_SESSION_ID_LEN / 2));
nfa_hciu_send_set_param_cmd(
NFA_HCI_ADMIN_PIPE, NFA_HCI_SESSION_IDENTITY_INDEX,
NFA_HCI_SESSION_ID_LEN,
(uint8_t*)nfa_hci_cb.cfg.admin_gate.session_id);
} else {
/* First thing is to get the session ID */
nfa_hciu_send_get_param_cmd(NFA_HCI_ADMIN_PIPE,
NFA_HCI_SESSION_IDENTITY_INDEX);
}
break;
case NFA_HCI_ADM_CLEAR_ALL_PIPE:
nfa_hciu_remove_all_pipes_from_host(0);
nfa_hci_cb.cfg.admin_gate.pipe01_state = NFA_HCI_PIPE_CLOSED;
nfa_hci_cb.cfg.link_mgmt_gate.pipe00_state = NFA_HCI_PIPE_CLOSED;
nfa_hci_cb.nv_write_needed = true;
/* Open admin */
nfa_hciu_send_open_pipe_cmd(NFA_HCI_ADMIN_PIPE);
break;
}
} else {
status =
(nfa_hci_cb.inst == NFA_HCI_ANY_OK) ? NFA_STATUS_OK : NFA_STATUS_FAILED;
switch (nfa_hci_cb.cmd_sent) {
case NFA_HCI_ANY_SET_PARAMETER:
if (nfa_hci_cb.hci_state == NFA_HCI_STATE_APP_DEREGISTER)
nfa_hci_api_deregister(nullptr);
else if (nfa_hci_cb.hci_state == NFA_HCI_STATE_REMOVE_GATE)
nfa_hci_api_dealloc_gate(nullptr);
break;
case NFA_HCI_ANY_GET_PARAMETER:
if (nfa_hci_cb.param_in_use == NFA_HCI_SESSION_IDENTITY_INDEX) {
if (data_len >= NFA_HCI_SESSION_ID_LEN &&
!memcmp((uint8_t*)default_session, p_data,
NFA_HCI_SESSION_ID_LEN)) {
memcpy(&nfa_hci_cb.cfg.admin_gate
.session_id[(NFA_HCI_SESSION_ID_LEN / 2)],
nfa_hci_cb.cfg.admin_gate.session_id,
(NFA_HCI_SESSION_ID_LEN / 2));
os_tick = GKI_get_os_tick_count();
memcpy(nfa_hci_cb.cfg.admin_gate.session_id, (uint8_t*)&os_tick,
(NFA_HCI_SESSION_ID_LEN / 2));
nfa_hci_cb.nv_write_needed = true;
nfa_hciu_send_set_param_cmd(
NFA_HCI_ADMIN_PIPE, NFA_HCI_SESSION_IDENTITY_INDEX,
NFA_HCI_SESSION_ID_LEN,
(uint8_t*)nfa_hci_cb.cfg.admin_gate.session_id);
} else {
if (data_len < NFA_HCI_SESSION_ID_LEN) {
android_errorWriteLog(0x534e4554, "124524315");
}
if (nfa_hci_cb.hci_state == NFA_HCI_STATE_APP_DEREGISTER)
nfa_hci_api_deregister(nullptr);
else if (nfa_hci_cb.hci_state == NFA_HCI_STATE_REMOVE_GATE)
nfa_hci_api_dealloc_gate(nullptr);
}
} else if (nfa_hci_cb.param_in_use == NFA_HCI_HOST_LIST_INDEX) {
evt_data.hosts.status = status;
if (data_len > NFA_HCI_MAX_HOST_IN_NETWORK) {
data_len = NFA_HCI_MAX_HOST_IN_NETWORK;
android_errorWriteLog(0x534e4554, "124524315");
}
evt_data.hosts.num_hosts = data_len;
memcpy(evt_data.hosts.host, p_data, data_len);
uint8_t host_index = 0;
memset(nfa_hci_cb.active_host, 0x0, NFA_HCI_MAX_HOST_IN_NETWORK);
host_count = 0;
/* Collect active host in the Host Network */
while ((host_count < data_len) &&
(host_count < NFA_HCI_MAX_HOST_IN_NETWORK)) {
host_id = (uint8_t)*p_data++;
if ((host_id == NFA_HCI_HOST_ID_UICC0) ||
(host_id >= NFA_HCI_HOST_ID_FIRST_DYNAMICALLY_ALLOCATED)) {
nfa_hci_cb.active_host[host_index] = host_id;
uint8_t index = 0;
while (index < NFA_HCI_MAX_HOST_IN_NETWORK) {
if (nfa_hci_cb.reset_host[index] == host_id) {
nfa_hci_cb.reset_host[index] = 0x0;
break;
}
index++;
}
host_index++;
}
host_count++;
}
if (nfa_hciu_is_no_host_resetting())
nfa_hci_check_pending_api_requests();
nfa_hciu_send_to_app(NFA_HCI_HOST_LIST_EVT, &evt_data,
nfa_hci_cb.app_in_use);
}
break;
case NFA_HCI_ADM_CREATE_PIPE:
// p_data should have at least 5 bytes length for pipe info
if (data_len >= 5 && status == NFA_STATUS_OK) {
STREAM_TO_UINT8(source_host, p_data);
STREAM_TO_UINT8(source_gate, p_data);
STREAM_TO_UINT8(dest_host, p_data);
STREAM_TO_UINT8(dest_gate, p_data);
STREAM_TO_UINT8(pipe, p_data);
/* Sanity check */
if (source_gate != nfa_hci_cb.local_gate_in_use) {
LOG(WARNING) << StringPrintf(
"nfa_hci_handle_admin_gate_rsp sent create pipe with gate: %u "
"got back: %u",
nfa_hci_cb.local_gate_in_use, source_gate);
break;
}
nfa_hciu_add_pipe_to_gate(pipe, source_gate, dest_host, dest_gate);
} else if (data_len < 5 && status == NFA_STATUS_OK) {
android_errorWriteLog(0x534e4554, "124524315");
status = NFA_STATUS_FAILED;
}
/* Tell the application his pipe was created or not */
evt_data.created.status = status;
evt_data.created.pipe = pipe;
evt_data.created.source_gate = source_gate;
evt_data.created.dest_host = dest_host;
evt_data.created.dest_gate = dest_gate;
nfa_hciu_send_to_app(NFA_HCI_CREATE_PIPE_EVT, &evt_data,
nfa_hci_cb.app_in_use);
break;
case NFA_HCI_ADM_DELETE_PIPE:
if (status == NFA_STATUS_OK) {
nfa_hciu_release_pipe(nfa_hci_cb.pipe_in_use);
/* If only deleting one pipe, tell the app we are done */
if (nfa_hci_cb.hci_state == NFA_HCI_STATE_IDLE) {
evt_data.deleted.status = status;
evt_data.deleted.pipe = nfa_hci_cb.pipe_in_use;
nfa_hciu_send_to_app(NFA_HCI_DELETE_PIPE_EVT, &evt_data,
nfa_hci_cb.app_in_use);
} else if (nfa_hci_cb.hci_state == NFA_HCI_STATE_APP_DEREGISTER)
nfa_hci_api_deregister(nullptr);
else if (nfa_hci_cb.hci_state == NFA_HCI_STATE_REMOVE_GATE)
nfa_hci_api_dealloc_gate(nullptr);
} else {
/* If only deleting one pipe, tell the app we are done */
if (nfa_hci_cb.hci_state == NFA_HCI_STATE_IDLE) {
evt_data.deleted.status = status;
evt_data.deleted.pipe = nfa_hci_cb.pipe_in_use;
nfa_hciu_send_to_app(NFA_HCI_DELETE_PIPE_EVT, &evt_data,
nfa_hci_cb.app_in_use);
} else if (nfa_hci_cb.hci_state == NFA_HCI_STATE_APP_DEREGISTER) {
nfa_hciu_release_pipe(nfa_hci_cb.pipe_in_use);
nfa_hci_api_deregister(nullptr);
} else if (nfa_hci_cb.hci_state == NFA_HCI_STATE_REMOVE_GATE) {
nfa_hciu_release_pipe(nfa_hci_cb.pipe_in_use);
nfa_hci_api_dealloc_gate(nullptr);
}
}
break;
case NFA_HCI_ANY_OPEN_PIPE:
nfa_hci_cb.cfg.admin_gate.pipe01_state =
status ? NFA_HCI_PIPE_CLOSED : NFA_HCI_PIPE_OPENED;
nfa_hci_cb.nv_write_needed = true;
if (nfa_hci_cb.cfg.admin_gate.pipe01_state == NFA_HCI_PIPE_OPENED) {
/* First thing is to get the session ID */
nfa_hciu_send_get_param_cmd(NFA_HCI_ADMIN_PIPE,
NFA_HCI_SESSION_IDENTITY_INDEX);
}
break;
case NFA_HCI_ADM_CLEAR_ALL_PIPE:
nfa_hciu_remove_all_pipes_from_host(0);
nfa_hci_cb.cfg.admin_gate.pipe01_state = NFA_HCI_PIPE_CLOSED;
nfa_hci_cb.cfg.link_mgmt_gate.pipe00_state = NFA_HCI_PIPE_CLOSED;
nfa_hci_cb.nv_write_needed = true;
/* Open admin */
nfa_hciu_send_open_pipe_cmd(NFA_HCI_ADMIN_PIPE);
break;
}
}
}
/*******************************************************************************
**
** Function nfa_hci_handle_admin_gate_evt
**
** Description This function handles events received on admin gate
**
** Returns none
**
*******************************************************************************/
void nfa_hci_handle_admin_gate_evt() {
tNFA_HCI_EVT_DATA evt_data;
tNFA_HCI_API_GET_HOST_LIST* p_msg;
if (nfa_hci_cb.inst != NFA_HCI_EVT_HOT_PLUG) {
LOG(ERROR) << StringPrintf(
"nfa_hci_handle_admin_gate_evt - Unknown event on ADMIN Pipe");
return;
}
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf(
"nfa_hci_handle_admin_gate_evt - HOT PLUG EVT event on ADMIN Pipe");
nfa_hci_cb.num_hot_plug_evts++;
if ((nfa_hci_cb.hci_state == NFA_HCI_STATE_WAIT_NETWK_ENABLE) ||
(nfa_hci_cb.hci_state == NFA_HCI_STATE_RESTORE_NETWK_ENABLE)) {
/* Received Hot Plug evt while waiting for other Host in the network to
* bootup after DH host bootup is complete */
if ((nfa_hci_cb.ee_disable_disc) &&
(nfa_hci_cb.num_hot_plug_evts == (nfa_hci_cb.num_nfcee - 1)) &&
(nfa_hci_cb.num_ee_dis_req_ntf < (nfa_hci_cb.num_nfcee - 1))) {
/* Received expected number of Hot Plug event(s) before as many number of
* EE DISC REQ Ntf(s) are received */
nfa_sys_stop_timer(&nfa_hci_cb.timer);
/* Received HOT PLUG EVT(s), now wait some more time for EE DISC REQ
* Ntf(s) */
nfa_sys_start_timer(&nfa_hci_cb.timer, NFA_HCI_RSP_TIMEOUT_EVT,
p_nfa_hci_cfg->hci_netwk_enable_timeout);
}
} else if ((nfa_hci_cb.hci_state == NFA_HCI_STATE_STARTUP) ||
(nfa_hci_cb.hci_state == NFA_HCI_STATE_RESTORE)) {
/* Received Hot Plug evt during DH host bootup */
if ((nfa_hci_cb.ee_disable_disc) &&
(nfa_hci_cb.num_hot_plug_evts == (nfa_hci_cb.num_nfcee - 1)) &&
(nfa_hci_cb.num_ee_dis_req_ntf < (nfa_hci_cb.num_nfcee - 1))) {
/* Received expected number of Hot Plug event(s) before as many number of
* EE DISC REQ Ntf(s) are received */
nfa_hci_cb.w4_hci_netwk_init = false;
}
} else {
/* Received Hot Plug evt on UICC self reset */
evt_data.rcvd_evt.evt_code = nfa_hci_cb.inst;
/* Notify all registered application with the HOT_PLUG_EVT */
nfa_hciu_send_to_all_apps(NFA_HCI_EVENT_RCVD_EVT, &evt_data);
/* Send Get Host List after receiving any pending response */
p_msg = (tNFA_HCI_API_GET_HOST_LIST*)GKI_getbuf(
sizeof(tNFA_HCI_API_GET_HOST_LIST));
if (p_msg != nullptr) {
p_msg->hdr.event = NFA_HCI_API_GET_HOST_LIST_EVT;
/* Set Invalid handle to identify this Get Host List command is internal
*/
p_msg->hci_handle = NFA_HANDLE_INVALID;
nfa_sys_sendmsg(p_msg);
}
}
}
/*******************************************************************************
**
** Function nfa_hci_handle_dyn_pipe_pkt
**
** Description This function handles data received via dynamic pipe
**
** Returns none
**
*******************************************************************************/
void nfa_hci_handle_dyn_pipe_pkt(uint8_t pipe_id, uint8_t* p_data,
uint16_t data_len) {
tNFA_HCI_DYN_PIPE* p_pipe = nfa_hciu_find_pipe_by_pid(pipe_id);
tNFA_HCI_DYN_GATE* p_gate;
if (p_pipe == nullptr) {
/* Invalid pipe ID */
LOG(ERROR) << StringPrintf("nfa_hci_handle_dyn_pipe_pkt - Unknown pipe %d",
pipe_id);
if (nfa_hci_cb.type == NFA_HCI_COMMAND_TYPE)
nfa_hciu_send_msg(pipe_id, NFA_HCI_RESPONSE_TYPE, NFA_HCI_ANY_E_NOK, 0,
nullptr);
return;
}
if (p_pipe->local_gate == NFA_HCI_IDENTITY_MANAGEMENT_GATE) {
nfa_hci_handle_identity_mgmt_gate_pkt(p_data, p_pipe);
} else if (p_pipe->local_gate == NFA_HCI_LOOP_BACK_GATE) {
nfa_hci_handle_loopback_gate_pkt(p_data, data_len, p_pipe);
} else if (p_pipe->local_gate == NFA_HCI_CONNECTIVITY_GATE) {
nfa_hci_handle_connectivity_gate_pkt(p_data, data_len, p_pipe);
} else {
p_gate = nfa_hciu_find_gate_by_gid(p_pipe->local_gate);
if (p_gate == nullptr) {
LOG(ERROR) << StringPrintf(
"nfa_hci_handle_dyn_pipe_pkt - Pipe's gate %d is corrupt",
p_pipe->local_gate);
if (nfa_hci_cb.type == NFA_HCI_COMMAND_TYPE)
nfa_hciu_send_msg(pipe_id, NFA_HCI_RESPONSE_TYPE, NFA_HCI_ANY_E_NOK, 0,
nullptr);
return;
}
/* Check if data packet is a command, response or event */
switch (nfa_hci_cb.type) {
case NFA_HCI_COMMAND_TYPE:
nfa_hci_handle_generic_gate_cmd(p_data, (uint8_t)data_len, p_pipe);
break;
case NFA_HCI_RESPONSE_TYPE:
nfa_hci_handle_generic_gate_rsp(p_data, (uint8_t)data_len, p_pipe);
break;
case NFA_HCI_EVENT_TYPE:
nfa_hci_handle_generic_gate_evt(p_data, data_len, p_gate, p_pipe);
break;
}
}
}
/*******************************************************************************
**
** Function nfa_hci_handle_identity_mgmt_gate_pkt
**
** Description This function handles incoming Identity Management gate hci
** commands
**
** Returns none
**
*******************************************************************************/
static void nfa_hci_handle_identity_mgmt_gate_pkt(uint8_t* p_data,
tNFA_HCI_DYN_PIPE* p_pipe) {
uint8_t data[20];
uint8_t index;
uint8_t gate_rsp[3 + NFA_HCI_MAX_GATE_CB], num_gates;
uint16_t rsp_len = 0;
uint8_t* p_rsp = data;
tNFA_HCI_RESPONSE response = NFA_HCI_ANY_OK;
/* We never send commands on a pipe where the local gate is the identity
* management
* gate, so only commands should be processed.
*/
if (nfa_hci_cb.type != NFA_HCI_COMMAND_TYPE) return;
switch (nfa_hci_cb.inst) {
case NFA_HCI_ANY_GET_PARAMETER:
index = *(p_data++);
if (p_pipe->pipe_state == NFA_HCI_PIPE_OPENED) {
switch (index) {
case NFA_HCI_VERSION_SW_INDEX:
data[0] = (uint8_t)((NFA_HCI_VERSION_SW >> 16) & 0xFF);
data[1] = (uint8_t)((NFA_HCI_VERSION_SW >> 8) & 0xFF);
data[2] = (uint8_t)((NFA_HCI_VERSION_SW)&0xFF);
rsp_len = 3;
break;
case NFA_HCI_HCI_VERSION_INDEX:
data[0] = NFA_HCI_VERSION;
rsp_len = 1;
break;
case NFA_HCI_VERSION_HW_INDEX:
data[0] = (uint8_t)((NFA_HCI_VERSION_HW >> 16) & 0xFF);
data[1] = (uint8_t)((NFA_HCI_VERSION_HW >> 8) & 0xFF);
data[2] = (uint8_t)((NFA_HCI_VERSION_HW)&0xFF);
rsp_len = 3;
break;
case NFA_HCI_VENDOR_NAME_INDEX:
memcpy(data, NFA_HCI_VENDOR_NAME, strlen(NFA_HCI_VENDOR_NAME));
rsp_len = (uint8_t)strlen(NFA_HCI_VENDOR_NAME);
break;
case NFA_HCI_MODEL_ID_INDEX:
data[0] = NFA_HCI_MODEL_ID;
rsp_len = 1;
break;
case NFA_HCI_GATES_LIST_INDEX:
gate_rsp[0] = NFA_HCI_LOOP_BACK_GATE;
gate_rsp[1] = NFA_HCI_IDENTITY_MANAGEMENT_GATE;
gate_rsp[2] = NFA_HCI_CONNECTIVITY_GATE;
num_gates = nfa_hciu_get_allocated_gate_list(&gate_rsp[3]);
rsp_len = num_gates + 3;
p_rsp = gate_rsp;
break;
default:
response = NFA_HCI_ANY_E_NOK;
break;
}
} else {
response = NFA_HCI_ANY_E_PIPE_NOT_OPENED;
}
break;
case NFA_HCI_ANY_OPEN_PIPE:
data[0] = 0;
rsp_len = 1;
p_pipe->pipe_state = NFA_HCI_PIPE_OPENED;
break;
case NFA_HCI_ANY_CLOSE_PIPE:
p_pipe->pipe_state = NFA_HCI_PIPE_CLOSED;
break;
default:
response = NFA_HCI_ANY_E_CMD_NOT_SUPPORTED;
break;
}
nfa_hciu_send_msg(p_pipe->pipe_id, NFA_HCI_RESPONSE_TYPE, response, rsp_len,
p_rsp);
}
/*******************************************************************************
**
** Function nfa_hci_handle_generic_gate_cmd
**
** Description This function handles all generic gates (excluding
** connectivity gate) commands
**
** Returns none
**
*******************************************************************************/
static void nfa_hci_handle_generic_gate_cmd(uint8_t* p_data, uint8_t data_len,
tNFA_HCI_DYN_PIPE* p_pipe) {
tNFA_HCI_EVT_DATA evt_data;
tNFA_HANDLE app_handle = nfa_hciu_get_pipe_owner(p_pipe->pipe_id);
switch (nfa_hci_cb.inst) {
case NFA_HCI_ANY_SET_PARAMETER:
evt_data.registry.pipe = p_pipe->pipe_id;
evt_data.registry.index = *p_data++;
if (data_len > 0) data_len--;
evt_data.registry.data_len = data_len;
memcpy(evt_data.registry.reg_data, p_data, data_len);
nfa_hciu_send_to_app(NFA_HCI_SET_REG_CMD_EVT, &evt_data, app_handle);
break;
case NFA_HCI_ANY_GET_PARAMETER:
evt_data.registry.pipe = p_pipe->pipe_id;
evt_data.registry.index = *p_data;
evt_data.registry.data_len = 0;
nfa_hciu_send_to_app(NFA_HCI_GET_REG_CMD_EVT, &evt_data, app_handle);
break;
case NFA_HCI_ANY_OPEN_PIPE:
nfa_hci_handle_pipe_open_close_cmd(p_pipe);
evt_data.opened.pipe = p_pipe->pipe_id;
evt_data.opened.status = NFA_STATUS_OK;
nfa_hciu_send_to_app(NFA_HCI_OPEN_PIPE_EVT, &evt_data, app_handle);
break;
case NFA_HCI_ANY_CLOSE_PIPE:
nfa_hci_handle_pipe_open_close_cmd(p_pipe);
evt_data.closed.pipe = p_pipe->pipe_id;
evt_data.opened.status = NFA_STATUS_OK;
nfa_hciu_send_to_app(NFA_HCI_CLOSE_PIPE_EVT, &evt_data, app_handle);
break;
default:
/* Could be application specific command, pass it on */
evt_data.cmd_rcvd.status = NFA_STATUS_OK;
evt_data.cmd_rcvd.pipe = p_pipe->pipe_id;
;
evt_data.cmd_rcvd.cmd_code = nfa_hci_cb.inst;
evt_data.cmd_rcvd.cmd_len = data_len;
if (data_len <= NFA_MAX_HCI_CMD_LEN)
memcpy(evt_data.cmd_rcvd.cmd_data, p_data, data_len);
nfa_hciu_send_to_app(NFA_HCI_CMD_RCVD_EVT, &evt_data, app_handle);
break;
}
}
/*******************************************************************************
**
** Function nfa_hci_handle_generic_gate_rsp
**
** Description This function handles all generic gates (excluding
** connectivity) response
**
** Returns none
**
*******************************************************************************/
static void nfa_hci_handle_generic_gate_rsp(uint8_t* p_data, uint8_t data_len,
tNFA_HCI_DYN_PIPE* p_pipe) {
tNFA_HCI_EVT_DATA evt_data;
tNFA_STATUS status = NFA_STATUS_OK;
if (nfa_hci_cb.inst != NFA_HCI_ANY_OK) status = NFA_STATUS_FAILED;
if (nfa_hci_cb.cmd_sent == NFA_HCI_ANY_OPEN_PIPE) {
if (status == NFA_STATUS_OK) p_pipe->pipe_state = NFA_HCI_PIPE_OPENED;
nfa_hci_cb.nv_write_needed = true;
/* Tell application */
evt_data.opened.status = status;
evt_data.opened.pipe = p_pipe->pipe_id;
nfa_hciu_send_to_app(NFA_HCI_OPEN_PIPE_EVT, &evt_data,
nfa_hci_cb.app_in_use);
} else if (nfa_hci_cb.cmd_sent == NFA_HCI_ANY_CLOSE_PIPE) {
p_pipe->pipe_state = NFA_HCI_PIPE_CLOSED;
nfa_hci_cb.nv_write_needed = true;
/* Tell application */
evt_data.opened.status = status;
;
evt_data.opened.pipe = p_pipe->pipe_id;
nfa_hciu_send_to_app(NFA_HCI_CLOSE_PIPE_EVT, &evt_data,
nfa_hci_cb.app_in_use);
} else if (nfa_hci_cb.cmd_sent == NFA_HCI_ANY_GET_PARAMETER) {
/* Tell application */
evt_data.registry.status = status;
evt_data.registry.pipe = p_pipe->pipe_id;
evt_data.registry.data_len = data_len;
evt_data.registry.index = nfa_hci_cb.param_in_use;
memcpy(evt_data.registry.reg_data, p_data, data_len);
nfa_hciu_send_to_app(NFA_HCI_GET_REG_RSP_EVT, &evt_data,
nfa_hci_cb.app_in_use);
} else if (nfa_hci_cb.cmd_sent == NFA_HCI_ANY_SET_PARAMETER) {
/* Tell application */
evt_data.registry.status = status;
;
evt_data.registry.pipe = p_pipe->pipe_id;
nfa_hciu_send_to_app(NFA_HCI_SET_REG_RSP_EVT, &evt_data,
nfa_hci_cb.app_in_use);
} else {
/* Could be a response to application specific command sent, pass it on */
evt_data.rsp_rcvd.status = NFA_STATUS_OK;
evt_data.rsp_rcvd.pipe = p_pipe->pipe_id;
;
evt_data.rsp_rcvd.rsp_code = nfa_hci_cb.inst;
evt_data.rsp_rcvd.rsp_len = data_len;
if (data_len <= NFA_MAX_HCI_RSP_LEN)
memcpy(evt_data.rsp_rcvd.rsp_data, p_data, data_len);
nfa_hciu_send_to_app(NFA_HCI_RSP_RCVD_EVT, &evt_data,
nfa_hci_cb.app_in_use);
}
}
/*******************************************************************************
**
** Function nfa_hci_handle_connectivity_gate_pkt
**
** Description This function handles incoming connectivity gate packets
**
** Returns none
**
*******************************************************************************/
static void nfa_hci_handle_connectivity_gate_pkt(uint8_t* p_data,
uint16_t data_len,
tNFA_HCI_DYN_PIPE* p_pipe) {
tNFA_HCI_EVT_DATA evt_data;
if (nfa_hci_cb.type == NFA_HCI_COMMAND_TYPE) {
switch (nfa_hci_cb.inst) {
case NFA_HCI_ANY_OPEN_PIPE:
case NFA_HCI_ANY_CLOSE_PIPE:
nfa_hci_handle_pipe_open_close_cmd(p_pipe);
break;
case NFA_HCI_CON_PRO_HOST_REQUEST:
/* A request to the DH to activate another host. This is not supported
* for */
/* now, we will implement it when the spec is clearer and UICCs need it.
*/
nfa_hciu_send_msg(p_pipe->pipe_id, NFA_HCI_RESPONSE_TYPE,
NFA_HCI_ANY_E_CMD_NOT_SUPPORTED, 0, nullptr);
break;
default:
nfa_hciu_send_msg(p_pipe->pipe_id, NFA_HCI_RESPONSE_TYPE,
NFA_HCI_ANY_E_CMD_NOT_SUPPORTED, 0, nullptr);
break;
}
} else if (nfa_hci_cb.type == NFA_HCI_RESPONSE_TYPE) {
if ((nfa_hci_cb.cmd_sent == NFA_HCI_ANY_OPEN_PIPE) &&
(nfa_hci_cb.inst == NFA_HCI_ANY_OK))
p_pipe->pipe_state = NFA_HCI_PIPE_OPENED;
else if (nfa_hci_cb.cmd_sent == NFA_HCI_ANY_CLOSE_PIPE)
p_pipe->pipe_state = NFA_HCI_PIPE_CLOSED;
/* Could be a response to application specific command sent, pass it on */
evt_data.rsp_rcvd.status = NFA_STATUS_OK;
evt_data.rsp_rcvd.pipe = p_pipe->pipe_id;
;
evt_data.rsp_rcvd.rsp_code = nfa_hci_cb.inst;
evt_data.rsp_rcvd.rsp_len = data_len;
if (data_len <= NFA_MAX_HCI_RSP_LEN)
memcpy(evt_data.rsp_rcvd.rsp_data, p_data, data_len);
nfa_hciu_send_to_app(NFA_HCI_RSP_RCVD_EVT, &evt_data,
nfa_hci_cb.app_in_use);
} else if (nfa_hci_cb.type == NFA_HCI_EVENT_TYPE) {
evt_data.rcvd_evt.pipe = p_pipe->pipe_id;
evt_data.rcvd_evt.evt_code = nfa_hci_cb.inst;
evt_data.rcvd_evt.evt_len = data_len;
evt_data.rcvd_evt.p_evt_buf = p_data;
/* notify NFA_HCI_EVENT_RCVD_EVT to the application */
nfa_hciu_send_to_apps_handling_connectivity_evts(NFA_HCI_EVENT_RCVD_EVT,
&evt_data);
}
}
/*******************************************************************************
**
** Function nfa_hci_handle_loopback_gate_pkt
**
** Description This function handles incoming loopback gate hci events
**
** Returns none
**
*******************************************************************************/
static void nfa_hci_handle_loopback_gate_pkt(uint8_t* p_data, uint16_t data_len,
tNFA_HCI_DYN_PIPE* p_pipe) {
uint8_t data[1];
uint8_t rsp_len = 0;
tNFA_HCI_RESPONSE response = NFA_HCI_ANY_OK;
tNFA_HCI_EVT_DATA evt_data;
/* Check if data packet is a command, response or event */
if (nfa_hci_cb.type == NFA_HCI_COMMAND_TYPE) {
if (nfa_hci_cb.inst == NFA_HCI_ANY_OPEN_PIPE) {
data[0] = 0;
rsp_len = 1;
p_pipe->pipe_state = NFA_HCI_PIPE_OPENED;
} else if (nfa_hci_cb.inst == NFA_HCI_ANY_CLOSE_PIPE) {
p_pipe->pipe_state = NFA_HCI_PIPE_CLOSED;
} else
response = NFA_HCI_ANY_E_CMD_NOT_SUPPORTED;
nfa_hciu_send_msg(p_pipe->pipe_id, NFA_HCI_RESPONSE_TYPE, response, rsp_len,
data);
} else if (nfa_hci_cb.type == NFA_HCI_RESPONSE_TYPE) {
if ((nfa_hci_cb.cmd_sent == NFA_HCI_ANY_OPEN_PIPE) &&
(nfa_hci_cb.inst == NFA_HCI_ANY_OK))
p_pipe->pipe_state = NFA_HCI_PIPE_OPENED;
else if (nfa_hci_cb.cmd_sent == NFA_HCI_ANY_CLOSE_PIPE)
p_pipe->pipe_state = NFA_HCI_PIPE_CLOSED;
/* Could be a response to application specific command sent, pass it on */
evt_data.rsp_rcvd.status = NFA_STATUS_OK;
evt_data.rsp_rcvd.pipe = p_pipe->pipe_id;
;
evt_data.rsp_rcvd.rsp_code = nfa_hci_cb.inst;
evt_data.rsp_rcvd.rsp_len = data_len;
if (data_len <= NFA_MAX_HCI_RSP_LEN)
memcpy(evt_data.rsp_rcvd.rsp_data, p_data, data_len);
nfa_hciu_send_to_app(NFA_HCI_RSP_RCVD_EVT, &evt_data,
nfa_hci_cb.app_in_use);
} else if (nfa_hci_cb.type == NFA_HCI_EVENT_TYPE) {
if (nfa_hci_cb.w4_rsp_evt) {
evt_data.rcvd_evt.pipe = p_pipe->pipe_id;
evt_data.rcvd_evt.evt_code = nfa_hci_cb.inst;
evt_data.rcvd_evt.evt_len = data_len;
evt_data.rcvd_evt.p_evt_buf = p_data;
nfa_hciu_send_to_app(NFA_HCI_EVENT_RCVD_EVT, &evt_data,
nfa_hci_cb.app_in_use);
} else if (nfa_hci_cb.inst == NFA_HCI_EVT_POST_DATA) {
/* Send back the same data we got */
nfa_hciu_send_msg(p_pipe->pipe_id, NFA_HCI_EVENT_TYPE,
NFA_HCI_EVT_POST_DATA, data_len, p_data);
}
}
}
/*******************************************************************************
**
** Function nfa_hci_handle_generic_gate_evt
**
** Description This function handles incoming Generic gate hci events
**
** Returns none
**
*******************************************************************************/
static void nfa_hci_handle_generic_gate_evt(uint8_t* p_data, uint16_t data_len,
tNFA_HCI_DYN_GATE* p_gate,
tNFA_HCI_DYN_PIPE* p_pipe) {
tNFA_HCI_EVT_DATA evt_data;
evt_data.rcvd_evt.pipe = p_pipe->pipe_id;
evt_data.rcvd_evt.evt_code = nfa_hci_cb.inst;
evt_data.rcvd_evt.evt_len = data_len;
if (nfa_hci_cb.assembly_failed)
evt_data.rcvd_evt.status = NFA_STATUS_BUFFER_FULL;
else
evt_data.rcvd_evt.status = NFA_STATUS_OK;
evt_data.rcvd_evt.p_evt_buf = p_data;
nfa_hci_cb.rsp_buf_size = 0;
nfa_hci_cb.p_rsp_buf = nullptr;
/* notify NFA_HCI_EVENT_RCVD_EVT to the application */
nfa_hciu_send_to_app(NFA_HCI_EVENT_RCVD_EVT, &evt_data, p_gate->gate_owner);
}