blob: 66f4a37740466fe92ee2ec59028ee7ef37382132 [file] [log] [blame]
/*
* Copyright (C) 2013 Intel 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.
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <string.h>
#include <errno.h>
#include <cutils/properties.h>
#include "hal-log.h"
#include "hal.h"
#include "hal-msg.h"
#include "ipc-common.h"
#include "hal-ipc.h"
#include "hal-utils.h"
static const bt_callbacks_t *bt_hal_cbacks = NULL;
#define enum_prop_to_hal(prop, hal_prop, type) do { \
static type e; \
prop.val = &e; \
prop.len = sizeof(e); \
e = *((uint8_t *) (hal_prop->val)); \
} while (0)
#define enum_prop_from_hal(prop, hal_len, hal_val, enum_type) do { \
enum_type e; \
if (prop->len != sizeof(e)) { \
error("invalid HAL property %u (%u vs %zu), aborting ", \
prop->type, prop->len, sizeof(e)); \
exit(EXIT_FAILURE); \
} \
memcpy(&e, prop->val, sizeof(e)); \
*((uint8_t *) hal_val) = e; /* enums are mapped to 1 byte */ \
*hal_len = 1; \
} while (0)
static void handle_adapter_state_changed(void *buf, uint16_t len, int fd)
{
struct hal_ev_adapter_state_changed *ev = buf;
DBG("state: %s", bt_state_t2str(ev->state));
if (bt_hal_cbacks->adapter_state_changed_cb)
bt_hal_cbacks->adapter_state_changed_cb(ev->state);
}
static void adapter_props_to_hal(bt_property_t *send_props,
struct hal_property *prop,
uint8_t num_props, uint16_t len)
{
void *buf = prop;
uint8_t i;
for (i = 0; i < num_props; i++) {
if (sizeof(*prop) + prop->len > len) {
error("invalid adapter properties(%zu > %u), aborting",
sizeof(*prop) + prop->len, len);
exit(EXIT_FAILURE);
}
send_props[i].type = prop->type;
switch (prop->type) {
case HAL_PROP_ADAPTER_TYPE:
enum_prop_to_hal(send_props[i], prop,
bt_device_type_t);
break;
case HAL_PROP_ADAPTER_SCAN_MODE:
enum_prop_to_hal(send_props[i], prop,
bt_scan_mode_t);
break;
case HAL_PROP_ADAPTER_SERVICE_REC:
default:
send_props[i].len = prop->len;
send_props[i].val = prop->val;
break;
}
DBG("prop[%d]: %s", i, btproperty2str(&send_props[i]));
len -= sizeof(*prop) + prop->len;
buf += sizeof(*prop) + prop->len;
prop = buf;
}
if (!len)
return;
error("invalid adapter properties (%u bytes left), aborting", len);
exit(EXIT_FAILURE);
}
static void adapter_prop_from_hal(const bt_property_t *property, uint8_t *type,
uint16_t *len, void *val)
{
/* type match IPC type */
*type = property->type;
switch (property->type) {
case HAL_PROP_ADAPTER_SCAN_MODE:
enum_prop_from_hal(property, len, val, bt_scan_mode_t);
break;
case BT_PROPERTY_BDNAME:
case BT_PROPERTY_BDADDR:
case BT_PROPERTY_UUIDS:
case BT_PROPERTY_CLASS_OF_DEVICE:
case BT_PROPERTY_TYPE_OF_DEVICE:
case BT_PROPERTY_SERVICE_RECORD:
case BT_PROPERTY_ADAPTER_BONDED_DEVICES:
case BT_PROPERTY_ADAPTER_DISCOVERY_TIMEOUT:
case BT_PROPERTY_REMOTE_FRIENDLY_NAME:
case BT_PROPERTY_REMOTE_RSSI:
case BT_PROPERTY_REMOTE_VERSION_INFO:
case BT_PROPERTY_REMOTE_DEVICE_TIMESTAMP:
#if ANDROID_VERSION >= PLATFORM_VER(5, 0, 0)
case BT_PROPERTY_LOCAL_LE_FEATURES:
#endif
default:
*len = property->len;
memcpy(val, property->val, property->len);
break;
}
}
static void device_props_to_hal(bt_property_t *send_props,
struct hal_property *prop, uint8_t num_props,
uint16_t len)
{
void *buf = prop;
uint8_t i;
for (i = 0; i < num_props; i++) {
if (sizeof(*prop) + prop->len > len) {
error("invalid device properties (%zu > %u), aborting",
sizeof(*prop) + prop->len, len);
exit(EXIT_FAILURE);
}
send_props[i].type = prop->type;
switch (prop->type) {
case HAL_PROP_DEVICE_TYPE:
enum_prop_to_hal(send_props[i], prop,
bt_device_type_t);
break;
case HAL_PROP_DEVICE_VERSION_INFO:
{
static bt_remote_version_t e;
const struct hal_prop_device_info *p;
send_props[i].val = &e;
send_props[i].len = sizeof(e);
p = (struct hal_prop_device_info *) prop->val;
e.manufacturer = p->manufacturer;
e.sub_ver = p->sub_version;
e.version = p->version;
}
break;
case HAL_PROP_DEVICE_SERVICE_REC:
{
static bt_service_record_t e;
const struct hal_prop_device_service_rec *p;
send_props[i].val = &e;
send_props[i].len = sizeof(e);
p = (struct hal_prop_device_service_rec *) prop->val;
memset(&e, 0, sizeof(e));
memcpy(&e.channel, &p->channel, sizeof(e.channel));
memcpy(e.uuid.uu, p->uuid, sizeof(e.uuid.uu));
memcpy(e.name, p->name, p->name_len);
}
break;
default:
send_props[i].len = prop->len;
send_props[i].val = prop->val;
break;
}
len -= sizeof(*prop) + prop->len;
buf += sizeof(*prop) + prop->len;
prop = buf;
DBG("prop[%d]: %s", i, btproperty2str(&send_props[i]));
}
if (!len)
return;
error("invalid device properties (%u bytes left), aborting", len);
exit(EXIT_FAILURE);
}
static void handle_adapter_props_changed(void *buf, uint16_t len, int fd)
{
struct hal_ev_adapter_props_changed *ev = buf;
bt_property_t props[ev->num_props];
DBG("");
if (!bt_hal_cbacks->adapter_properties_cb)
return;
len -= sizeof(*ev);
adapter_props_to_hal(props, ev->props, ev->num_props, len);
bt_hal_cbacks->adapter_properties_cb(ev->status, ev->num_props, props);
}
static void handle_bond_state_change(void *buf, uint16_t len, int fd)
{
struct hal_ev_bond_state_changed *ev = buf;
bt_bdaddr_t *addr = (bt_bdaddr_t *) ev->bdaddr;
DBG("state %u", ev->state);
if (bt_hal_cbacks->bond_state_changed_cb)
bt_hal_cbacks->bond_state_changed_cb(ev->status, addr,
ev->state);
}
static void handle_pin_request(void *buf, uint16_t len, int fd)
{
struct hal_ev_pin_request *ev = buf;
/* Those are declared as packed, so it's safe to assign pointers */
bt_bdaddr_t *addr = (bt_bdaddr_t *) ev->bdaddr;
bt_bdname_t *name = (bt_bdname_t *) ev->name;
DBG("");
if (bt_hal_cbacks->pin_request_cb)
bt_hal_cbacks->pin_request_cb(addr, name, ev->class_of_dev);
}
static void handle_ssp_request(void *buf, uint16_t len, int fd)
{
struct hal_ev_ssp_request *ev = buf;
/* Those are declared as packed, so it's safe to assign pointers */
bt_bdaddr_t *addr = (bt_bdaddr_t *) ev->bdaddr;
bt_bdname_t *name = (bt_bdname_t *) ev->name;
DBG("");
if (bt_hal_cbacks->ssp_request_cb)
bt_hal_cbacks->ssp_request_cb(addr, name, ev->class_of_dev,
ev->pairing_variant,
ev->passkey);
}
void bt_thread_associate(void)
{
if (bt_hal_cbacks->thread_evt_cb)
bt_hal_cbacks->thread_evt_cb(ASSOCIATE_JVM);
}
void bt_thread_disassociate(void)
{
if (bt_hal_cbacks->thread_evt_cb)
bt_hal_cbacks->thread_evt_cb(DISASSOCIATE_JVM);
}
static bool interface_ready(void)
{
return bt_hal_cbacks != NULL;
}
static void handle_discovery_state_changed(void *buf, uint16_t len, int fd)
{
struct hal_ev_discovery_state_changed *ev = buf;
DBG("");
if (bt_hal_cbacks->discovery_state_changed_cb)
bt_hal_cbacks->discovery_state_changed_cb(ev->state);
}
static void handle_device_found(void *buf, uint16_t len, int fd)
{
struct hal_ev_device_found *ev = buf;
bt_property_t props[ev->num_props];
DBG("");
if (!bt_hal_cbacks->device_found_cb)
return;
len -= sizeof(*ev);
device_props_to_hal(props, ev->props, ev->num_props, len);
bt_hal_cbacks->device_found_cb(ev->num_props, props);
}
static void handle_device_state_changed(void *buf, uint16_t len, int fd)
{
struct hal_ev_remote_device_props *ev = buf;
bt_property_t props[ev->num_props];
DBG("");
if (!bt_hal_cbacks->remote_device_properties_cb)
return;
len -= sizeof(*ev);
device_props_to_hal(props, ev->props, ev->num_props, len);
bt_hal_cbacks->remote_device_properties_cb(ev->status,
(bt_bdaddr_t *)ev->bdaddr,
ev->num_props, props);
}
static void handle_acl_state_changed(void *buf, uint16_t len, int fd)
{
struct hal_ev_acl_state_changed *ev = buf;
bt_bdaddr_t *addr = (bt_bdaddr_t *) ev->bdaddr;
DBG("state %u", ev->state);
if (bt_hal_cbacks->acl_state_changed_cb)
bt_hal_cbacks->acl_state_changed_cb(ev->status, addr,
ev->state);
}
static void handle_dut_mode_receive(void *buf, uint16_t len, int fd)
{
struct hal_ev_dut_mode_receive *ev = buf;
DBG("");
if (len != sizeof(*ev) + ev->len) {
error("invalid dut mode receive event (%u), aborting", len);
exit(EXIT_FAILURE);
}
if (bt_hal_cbacks->dut_mode_recv_cb)
bt_hal_cbacks->dut_mode_recv_cb(ev->opcode, ev->data, ev->len);
}
static void handle_le_test_mode(void *buf, uint16_t len, int fd)
{
struct hal_ev_le_test_mode *ev = buf;
DBG("");
if (bt_hal_cbacks->le_test_mode_cb)
bt_hal_cbacks->le_test_mode_cb(ev->status, ev->num_packets);
}
static void handle_energy_info(void *buf, uint16_t len, int fd)
{
#if ANDROID_VERSION >= PLATFORM_VER(5, 0, 0)
struct hal_ev_energy_info *ev = buf;
bt_activity_energy_info info;
DBG("");
info.ctrl_state = ev->ctrl_state;
info.energy_used = ev->energy_used;
info.idle_time = ev->idle_time;
info.rx_time = ev->rx_time;
info.status = ev->status;
info.tx_time = ev->status;
if (bt_hal_cbacks->energy_info_cb)
bt_hal_cbacks->energy_info_cb(&info);
#endif
}
/*
* handlers will be called from notification thread context,
* index in table equals to 'opcode - HAL_MINIMUM_EVENT'
*/
static const struct hal_ipc_handler ev_handlers[] = {
/* HAL_EV_ADAPTER_STATE_CHANGED */
{ handle_adapter_state_changed, false,
sizeof(struct hal_ev_adapter_state_changed) },
/* HAL_EV_ADAPTER_PROPS_CHANGED */
{ handle_adapter_props_changed, true,
sizeof(struct hal_ev_adapter_props_changed) +
sizeof(struct hal_property) },
/* HAL_EV_REMOTE_DEVICE_PROPS */
{ handle_device_state_changed, true,
sizeof(struct hal_ev_remote_device_props) +
sizeof(struct hal_property) },
/* HAL_EV_DEVICE_FOUND */
{ handle_device_found, true, sizeof(struct hal_ev_device_found) +
sizeof(struct hal_property) },
/* HAL_EV_DISCOVERY_STATE_CHANGED */
{ handle_discovery_state_changed, false,
sizeof(struct hal_ev_discovery_state_changed) },
/* HAL_EV_PIN_REQUEST */
{ handle_pin_request, false, sizeof(struct hal_ev_pin_request) },
/* HAL_EV_SSP_REQUEST */
{ handle_ssp_request, false, sizeof(struct hal_ev_ssp_request) },
/* HAL_EV_BOND_STATE_CHANGED */
{ handle_bond_state_change, false,
sizeof(struct hal_ev_bond_state_changed) },
/* HAL_EV_ACL_STATE_CHANGED */
{ handle_acl_state_changed, false,
sizeof(struct hal_ev_acl_state_changed) },
/* HAL_EV_DUT_MODE_RECEIVE */
{ handle_dut_mode_receive, true,
sizeof(struct hal_ev_dut_mode_receive) },
/* HAL_EV_LE_TEST_MODE */
{ handle_le_test_mode, false, sizeof(struct hal_ev_le_test_mode) },
/* HAL_EV_ENERGY_INFO */
{ handle_energy_info, false, sizeof(struct hal_ev_energy_info) },
};
static uint8_t get_mode(void)
{
char value[PROPERTY_VALUE_MAX];
if (get_config("mode", value, NULL) > 0) {
if (!strcasecmp(value, "bredr"))
return HAL_MODE_BREDR;
if (!strcasecmp(value, "le"))
return HAL_MODE_LE;
}
return HAL_MODE_DEFAULT;
}
static uint16_t add_prop(const char *prop, uint8_t type, void *buf)
{
struct hal_config_prop *hal_prop = buf;
hal_prop->type = type;
hal_prop->len = strlen(prop) + 1;
memcpy(hal_prop->val, prop, hal_prop->len);
return sizeof(*hal_prop) + hal_prop->len;
}
static int send_configuration(void)
{
char buf[IPC_MTU];
struct hal_cmd_configuration *cmd = (void *) buf;
char prop[PROPERTY_VALUE_MAX];
uint16_t len = sizeof(*cmd);
cmd->num = 0;
if (get_config("vendor", prop, "ro.product.manufacturer") > 0) {
len += add_prop(prop, HAL_CONFIG_VENDOR, buf + len);
cmd->num++;
}
if (get_config("name", prop, "ro.product.name") > 0) {
len += add_prop(prop, HAL_CONFIG_NAME, buf + len);
cmd->num++;
}
if (get_config("model", prop, "ro.product.model") > 0) {
len += add_prop(prop, HAL_CONFIG_MODEL, buf + len);
cmd->num++;
}
if (get_config("serialno", prop, "ro.serialno") > 0) {
len += add_prop(prop, HAL_CONFIG_SERIAL_NUMBER, buf + len);
cmd->num++;
}
if (get_config("systemid", prop, NULL) > 0) {
len += add_prop(prop, HAL_CONFIG_SYSTEM_ID, buf + len);
cmd->num++;
}
if (get_config("pnpid", prop, NULL) > 0) {
len += add_prop(prop, HAL_CONFIG_PNP_ID, buf + len);
cmd->num++;
}
if (get_config("fwrev", prop, "ro.build.version.release") > 0) {
len += add_prop(prop, HAL_CONFIG_FW_REV, buf + len);
cmd->num++;
}
if (get_config("hwrev", prop, "ro.board.platform") > 0) {
len += add_prop(prop, HAL_CONFIG_HW_REV, buf + len);
cmd->num++;
}
return hal_ipc_cmd(HAL_SERVICE_ID_CORE, HAL_OP_CONFIGURATION, len, cmd,
NULL, NULL, NULL);
}
static int init(bt_callbacks_t *callbacks)
{
struct hal_cmd_register_module cmd;
int status;
DBG("");
if (interface_ready())
return BT_STATUS_DONE;
hal_ipc_register(HAL_SERVICE_ID_BLUETOOTH, ev_handlers,
sizeof(ev_handlers)/sizeof(ev_handlers[0]));
if (!hal_ipc_init(BLUEZ_HAL_SK_PATH, sizeof(BLUEZ_HAL_SK_PATH)))
return BT_STATUS_FAIL;
bt_hal_cbacks = callbacks;
/* Start Android Bluetooth daemon service */
if (property_set("bluetooth.start", "daemon") < 0) {
error("Failed to set bluetooth.start=daemon");
hal_ipc_cleanup();
bt_hal_cbacks = NULL;
return BT_STATUS_FAIL;
}
if (!hal_ipc_accept()) {
hal_ipc_cleanup();
bt_hal_cbacks = NULL;
return BT_STATUS_FAIL;
}
status = send_configuration();
if (status != BT_STATUS_SUCCESS) {
error("Failed to send configuration");
goto fail;
}
cmd.service_id = HAL_SERVICE_ID_BLUETOOTH;
cmd.mode = get_mode();
cmd.max_clients = 1;
status = hal_ipc_cmd(HAL_SERVICE_ID_CORE, HAL_OP_REGISTER_MODULE,
sizeof(cmd), &cmd, NULL, NULL, NULL);
if (status != BT_STATUS_SUCCESS) {
error("Failed to register 'bluetooth' service");
goto fail;
}
cmd.service_id = HAL_SERVICE_ID_SOCKET;
cmd.max_clients = 1;
#if ANDROID_VERSION >= PLATFORM_VER(5, 0, 0)
cmd.mode = HAL_MODE_SOCKET_DYNAMIC_MAP;
#else
cmd.mode = HAL_MODE_DEFAULT;
#endif
status = hal_ipc_cmd(HAL_SERVICE_ID_CORE, HAL_OP_REGISTER_MODULE,
sizeof(cmd), &cmd, NULL, NULL, NULL);
if (status != BT_STATUS_SUCCESS) {
error("Failed to register 'socket' service");
goto fail;
}
return status;
fail:
hal_ipc_cleanup();
bt_hal_cbacks = NULL;
hal_ipc_unregister(HAL_SERVICE_ID_BLUETOOTH);
return status;
}
static int enable(void)
{
DBG("");
if (!interface_ready())
return BT_STATUS_NOT_READY;
return hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH, HAL_OP_ENABLE, 0, NULL,
NULL, NULL, NULL);
}
static int disable(void)
{
DBG("");
if (!interface_ready())
return BT_STATUS_NOT_READY;
return hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH, HAL_OP_DISABLE, 0, NULL,
NULL, NULL, NULL);
}
static void cleanup(void)
{
DBG("");
if (!interface_ready())
return;
hal_ipc_cleanup();
hal_ipc_unregister(HAL_SERVICE_ID_BLUETOOTH);
bt_hal_cbacks = NULL;
}
static int get_adapter_properties(void)
{
DBG("");
if (!interface_ready())
return BT_STATUS_NOT_READY;
return hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH, HAL_OP_GET_ADAPTER_PROPS,
0, NULL, NULL, NULL, NULL);
}
static int get_adapter_property(bt_property_type_t type)
{
struct hal_cmd_get_adapter_prop cmd;
DBG("prop: %s (%d)", bt_property_type_t2str(type), type);
if (!interface_ready())
return BT_STATUS_NOT_READY;
/* type match IPC type */
cmd.type = type;
return hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH, HAL_OP_GET_ADAPTER_PROP,
sizeof(cmd), &cmd, NULL, NULL, NULL);
}
static int set_adapter_property(const bt_property_t *property)
{
char buf[IPC_MTU];
struct hal_cmd_set_adapter_prop *cmd = (void *) buf;
size_t len;
DBG("prop: %s", btproperty2str(property));
if (!interface_ready())
return BT_STATUS_NOT_READY;
adapter_prop_from_hal(property, &cmd->type, &cmd->len, cmd->val);
len = sizeof(*cmd) + cmd->len;
return hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH, HAL_OP_SET_ADAPTER_PROP,
len, cmd, NULL, NULL, NULL);
}
static int get_remote_device_properties(bt_bdaddr_t *remote_addr)
{
struct hal_cmd_get_remote_device_props cmd;
DBG("bdaddr: %s", bdaddr2str(remote_addr));
if (!interface_ready())
return BT_STATUS_NOT_READY;
memcpy(cmd.bdaddr, remote_addr, sizeof(cmd.bdaddr));
return hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH,
HAL_OP_GET_REMOTE_DEVICE_PROPS,
sizeof(cmd), &cmd, NULL, NULL, NULL);
}
static int get_remote_device_property(bt_bdaddr_t *remote_addr,
bt_property_type_t type)
{
struct hal_cmd_get_remote_device_prop cmd;
DBG("bdaddr: %s prop: %s", bdaddr2str(remote_addr),
bt_property_type_t2str(type));
if (!interface_ready())
return BT_STATUS_NOT_READY;
memcpy(cmd.bdaddr, remote_addr, sizeof(cmd.bdaddr));
/* type match IPC type */
cmd.type = type;
return hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH,
HAL_OP_GET_REMOTE_DEVICE_PROP,
sizeof(cmd), &cmd, NULL, NULL, NULL);
}
static int set_remote_device_property(bt_bdaddr_t *remote_addr,
const bt_property_t *property)
{
char buf[IPC_MTU];
struct hal_cmd_set_remote_device_prop *cmd = (void *) buf;
size_t len;
DBG("bdaddr: %s prop: %s", bdaddr2str(remote_addr),
bt_property_type_t2str(property->type));
if (!interface_ready())
return BT_STATUS_NOT_READY;
memcpy(cmd->bdaddr, remote_addr, sizeof(cmd->bdaddr));
/* type match IPC type */
cmd->type = property->type;
cmd->len = property->len;
memcpy(cmd->val, property->val, property->len);
len = sizeof(*cmd) + cmd->len;
return hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH,
HAL_OP_SET_REMOTE_DEVICE_PROP,
len, cmd, NULL, NULL, NULL);
}
static int get_remote_service_record(bt_bdaddr_t *remote_addr, bt_uuid_t *uuid)
{
struct hal_cmd_get_remote_service_rec cmd;
DBG("bdaddr: %s", bdaddr2str(remote_addr));
if (!interface_ready())
return BT_STATUS_NOT_READY;
memcpy(cmd.bdaddr, remote_addr, sizeof(cmd.bdaddr));
memcpy(cmd.uuid, uuid, sizeof(cmd.uuid));
return hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH,
HAL_OP_GET_REMOTE_SERVICE_REC,
sizeof(cmd), &cmd, NULL, NULL, NULL);
}
static int get_remote_services(bt_bdaddr_t *remote_addr)
{
struct hal_cmd_get_remote_services cmd;
DBG("bdaddr: %s", bdaddr2str(remote_addr));
if (!interface_ready())
return BT_STATUS_NOT_READY;
memcpy(cmd.bdaddr, remote_addr, sizeof(cmd.bdaddr));
return hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH, HAL_OP_GET_REMOTE_SERVICES,
sizeof(cmd), &cmd, NULL, NULL, NULL);
}
static int start_discovery(void)
{
DBG("");
if (!interface_ready())
return BT_STATUS_NOT_READY;
return hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH, HAL_OP_START_DISCOVERY, 0,
NULL, NULL, NULL, NULL);
}
static int cancel_discovery(void)
{
DBG("");
if (!interface_ready())
return BT_STATUS_NOT_READY;
return hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH, HAL_OP_CANCEL_DISCOVERY, 0,
NULL, NULL, NULL, NULL);
}
static int create_bond_real(const bt_bdaddr_t *bd_addr, int transport)
{
struct hal_cmd_create_bond cmd;
DBG("bdaddr: %s", bdaddr2str(bd_addr));
if (!interface_ready())
return BT_STATUS_NOT_READY;
cmd.transport = transport;
memcpy(cmd.bdaddr, bd_addr, sizeof(cmd.bdaddr));
return hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH, HAL_OP_CREATE_BOND,
sizeof(cmd), &cmd, NULL, NULL, NULL);
}
#if ANDROID_VERSION >= PLATFORM_VER(5, 0, 0)
static int create_bond(const bt_bdaddr_t *bd_addr, int transport)
{
return create_bond_real(bd_addr, transport);
}
#else
static int create_bond(const bt_bdaddr_t *bd_addr)
{
return create_bond_real(bd_addr, BT_TRANSPORT_UNKNOWN);
}
#endif
static int cancel_bond(const bt_bdaddr_t *bd_addr)
{
struct hal_cmd_cancel_bond cmd;
DBG("bdaddr: %s", bdaddr2str(bd_addr));
if (!interface_ready())
return BT_STATUS_NOT_READY;
memcpy(cmd.bdaddr, bd_addr, sizeof(cmd.bdaddr));
return hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH, HAL_OP_CANCEL_BOND,
sizeof(cmd), &cmd, NULL, NULL, NULL);
}
static int remove_bond(const bt_bdaddr_t *bd_addr)
{
struct hal_cmd_remove_bond cmd;
DBG("bdaddr: %s", bdaddr2str(bd_addr));
if (!interface_ready())
return BT_STATUS_NOT_READY;
memcpy(cmd.bdaddr, bd_addr, sizeof(cmd.bdaddr));
return hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH, HAL_OP_REMOVE_BOND,
sizeof(cmd), &cmd, NULL, NULL, NULL);
}
static int pin_reply(const bt_bdaddr_t *bd_addr, uint8_t accept,
uint8_t pin_len, bt_pin_code_t *pin_code)
{
struct hal_cmd_pin_reply cmd;
DBG("bdaddr: %s", bdaddr2str(bd_addr));
if (!interface_ready())
return BT_STATUS_NOT_READY;
memcpy(cmd.bdaddr, bd_addr, sizeof(cmd.bdaddr));
cmd.accept = accept;
cmd.pin_len = pin_len;
memcpy(cmd.pin_code, pin_code, sizeof(cmd.pin_code));
return hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH, HAL_OP_PIN_REPLY,
sizeof(cmd), &cmd, NULL, NULL, NULL);
}
static int ssp_reply(const bt_bdaddr_t *bd_addr, bt_ssp_variant_t variant,
uint8_t accept, uint32_t passkey)
{
struct hal_cmd_ssp_reply cmd;
DBG("bdaddr: %s", bdaddr2str(bd_addr));
if (!interface_ready())
return BT_STATUS_NOT_READY;
memcpy(cmd.bdaddr, bd_addr, sizeof(cmd.bdaddr));
/* type match IPC type */
cmd.ssp_variant = variant;
cmd.accept = accept;
cmd.passkey = passkey;
return hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH, HAL_OP_SSP_REPLY,
sizeof(cmd), &cmd, NULL, NULL, NULL);
}
static const void *get_profile_interface(const char *profile_id)
{
DBG("%s", profile_id);
if (!interface_ready())
return NULL;
if (!strcmp(profile_id, BT_PROFILE_SOCKETS_ID))
return bt_get_socket_interface();
if (!strcmp(profile_id, BT_PROFILE_HIDHOST_ID))
return bt_get_hidhost_interface();
if (!strcmp(profile_id, BT_PROFILE_PAN_ID))
return bt_get_pan_interface();
if (!strcmp(profile_id, BT_PROFILE_ADVANCED_AUDIO_ID))
return bt_get_a2dp_interface();
if (!strcmp(profile_id, BT_PROFILE_AV_RC_ID))
return bt_get_avrcp_interface();
if (!strcmp(profile_id, BT_PROFILE_HANDSFREE_ID))
return bt_get_handsfree_interface();
if (!strcmp(profile_id, BT_PROFILE_GATT_ID))
return bt_get_gatt_interface();
if (!strcmp(profile_id, BT_PROFILE_HEALTH_ID))
return bt_get_health_interface();
#if ANDROID_VERSION >= PLATFORM_VER(5, 0, 0)
if (!strcmp(profile_id, BT_PROFILE_AV_RC_CTRL_ID))
return bt_get_avrcp_ctrl_interface();
if (!strcmp(profile_id, BT_PROFILE_HANDSFREE_CLIENT_ID))
return bt_get_hf_client_interface();
if (!strcmp(profile_id, BT_PROFILE_MAP_CLIENT_ID))
return bt_get_map_client_interface();
if (!strcmp(profile_id, BT_PROFILE_ADVANCED_AUDIO_SINK_ID))
return bt_get_a2dp_sink_interface();
#endif
return NULL;
}
static int dut_mode_configure(uint8_t enable)
{
struct hal_cmd_dut_mode_conf cmd;
DBG("enable %u", enable);
if (!interface_ready())
return BT_STATUS_NOT_READY;
cmd.enable = enable;
return hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH, HAL_OP_DUT_MODE_CONF,
sizeof(cmd), &cmd, NULL, NULL, NULL);
}
static int dut_mode_send(uint16_t opcode, uint8_t *buf, uint8_t buf_len)
{
char cmd_buf[IPC_MTU];
struct hal_cmd_dut_mode_send *cmd = (void *) cmd_buf;
size_t len;
DBG("opcode %u len %u", opcode, buf_len);
if (!interface_ready())
return BT_STATUS_NOT_READY;
cmd->opcode = opcode;
cmd->len = buf_len;
memcpy(cmd->data, buf, cmd->len);
len = sizeof(*cmd) + cmd->len;
return hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH, HAL_OP_DUT_MODE_SEND,
len, cmd, NULL, NULL, NULL);
}
static int le_test_mode(uint16_t opcode, uint8_t *buf, uint8_t buf_len)
{
char cmd_buf[IPC_MTU];
struct hal_cmd_le_test_mode *cmd = (void *) cmd_buf;
size_t len;
DBG("opcode %u len %u", opcode, buf_len);
if (!interface_ready())
return BT_STATUS_NOT_READY;
cmd->opcode = opcode;
cmd->len = buf_len;
memcpy(cmd->data, buf, cmd->len);
len = sizeof(*cmd) + cmd->len;
return hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH, HAL_OP_LE_TEST_MODE,
len, cmd, NULL, NULL, NULL);
}
static int config_hci_snoop_log(uint8_t enable)
{
const char *property;
DBG("enable %u", enable);
property = enable ? "bluetooth.start" : "bluetooth.stop";
if (property_set(property, "snoop") < 0) {
error("Failed to set %s=snoop", property);
return BT_STATUS_FAIL;
}
return BT_STATUS_SUCCESS;
}
#if ANDROID_VERSION >= PLATFORM_VER(5, 0, 0)
static int get_connection_state(const bt_bdaddr_t *bd_addr)
{
struct hal_cmd_get_connection_state cmd;
struct hal_rsp_get_connection_state rsp;
size_t rsp_len = sizeof(rsp);
bt_status_t status;
DBG("bdaddr: %s", bdaddr2str(bd_addr));
if (!interface_ready())
return 0;
memcpy(cmd.bdaddr, bd_addr, sizeof(cmd.bdaddr));
status = hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH,
HAL_OP_GET_CONNECTION_STATE, sizeof(cmd), &cmd,
&rsp_len, &rsp, NULL);
if (status != BT_STATUS_SUCCESS)
return 0;
return rsp.connection_state;
}
static int set_os_callouts(bt_os_callouts_t *callouts)
{
DBG("callouts: %p", callouts);
/* TODO: implement */
return BT_STATUS_SUCCESS;
}
static int read_energy_info(void)
{
DBG("");
if (!interface_ready())
return BT_STATUS_NOT_READY;
return hal_ipc_cmd(HAL_SERVICE_ID_BLUETOOTH, HAL_OP_READ_ENERGY_INFO, 0,
NULL, NULL, NULL, NULL);
}
#endif
static const bt_interface_t bluetooth_if = {
.size = sizeof(bt_interface_t),
.init = init,
.enable = enable,
.disable = disable,
.cleanup = cleanup,
.get_adapter_properties = get_adapter_properties,
.get_adapter_property = get_adapter_property,
.set_adapter_property = set_adapter_property,
.get_remote_device_properties = get_remote_device_properties,
.get_remote_device_property = get_remote_device_property,
.set_remote_device_property = set_remote_device_property,
.get_remote_service_record = get_remote_service_record,
.get_remote_services = get_remote_services,
.start_discovery = start_discovery,
.cancel_discovery = cancel_discovery,
.create_bond = create_bond,
.remove_bond = remove_bond,
.cancel_bond = cancel_bond,
.pin_reply = pin_reply,
.ssp_reply = ssp_reply,
.get_profile_interface = get_profile_interface,
.dut_mode_configure = dut_mode_configure,
.dut_mode_send = dut_mode_send,
.le_test_mode = le_test_mode,
.config_hci_snoop_log = config_hci_snoop_log,
#if ANDROID_VERSION >= PLATFORM_VER(5, 0, 0)
.get_connection_state = get_connection_state,
.set_os_callouts = set_os_callouts,
.read_energy_info = read_energy_info,
#endif
};
static const bt_interface_t *get_bluetooth_interface(void)
{
DBG("");
return &bluetooth_if;
}
static int close_bluetooth(struct hw_device_t *device)
{
DBG("");
cleanup();
free(device);
return 0;
}
static int open_bluetooth(const struct hw_module_t *module, char const *name,
struct hw_device_t **device)
{
bluetooth_device_t *dev = malloc(sizeof(bluetooth_device_t));
DBG("");
if (!dev) {
error("Failed to allocate memory for device");
return -ENOMEM;
}
memset(dev, 0, sizeof(bluetooth_device_t));
dev->common.tag = HARDWARE_DEVICE_TAG;
dev->common.version = 0;
dev->common.module = (struct hw_module_t *) module;
dev->common.close = close_bluetooth;
dev->get_bluetooth_interface = get_bluetooth_interface;
*device = (struct hw_device_t *) dev;
return 0;
}
static struct hw_module_methods_t bluetooth_module_methods = {
.open = open_bluetooth,
};
struct hw_module_t HAL_MODULE_INFO_SYM = {
.tag = HARDWARE_MODULE_TAG,
.version_major = 1,
.version_minor = 0,
.id = BT_HARDWARE_MODULE_ID,
.name = "BlueZ Bluetooth stack",
.author = "Intel Corporation",
.methods = &bluetooth_module_methods
};