/******************************************************************************
*
* Copyright 2006-2012 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 is the implementation of the JAVA API for Bluetooth Wireless
* Technology (JABWT) as specified by the JSR82 specificiation
*
******************************************************************************/
#include
#include
#include
#include
#include
#include "bta/jv/bta_jv_int.h"
#include "internal_include/bt_target.h"
#include "internal_include/bt_trace.h"
#include "osi/include/allocator.h"
#include "stack/include/bt_hdr.h"
#include "stack/include/gap_api.h"
#include "stack/include/main_thread.h"
#include "types/bluetooth/uuid.h"
#include "types/raw_address.h"
using base::Bind;
using bluetooth::Uuid;
using namespace bluetooth;
namespace {
bool bta_jv_enabled = false;
}
/*******************************************************************************
*
* Function BTA_JvEnable
*
* Description Enable the Java I/F service. When the enable
* operation is complete the callback function will be
* called with a BTA_JV_ENABLE_EVT. This function must
* be called before other function in the JV API are
* called.
*
* Returns tBTA_JV_STATUS::SUCCESS if successful.
* tBTA_JV_STATUS::FAILURE if internal failure.
*
******************************************************************************/
tBTA_JV_STATUS BTA_JvEnable(tBTA_JV_DM_CBACK* p_cback) {
log::verbose("");
if (!p_cback || bta_jv_enabled) {
log::error("failure");
return tBTA_JV_STATUS::FAILURE;
}
memset(&bta_jv_cb, 0, sizeof(tBTA_JV_CB));
/* set handle to invalid value by default */
for (int i = 0; i < BTA_JV_PM_MAX_NUM; i++) {
bta_jv_cb.pm_cb[i].handle = BTA_JV_PM_HANDLE_CLEAR;
}
bta_jv_cb.dyn_psm = 0xfff;
used_l2cap_classic_dynamic_psm = {};
bta_jv_enabled = true;
do_in_main_thread(Bind(&bta_jv_enable, p_cback));
return tBTA_JV_STATUS::SUCCESS;
}
/** Disable the Java I/F */
void BTA_JvDisable(void) {
log::verbose("");
bta_jv_enabled = false;
do_in_main_thread(Bind(&bta_jv_disable));
}
/*******************************************************************************
*
* Function BTA_JvGetChannelId
*
* Description This function reserves a SCN (server channel number) for
* applications running over RFCOMM, L2CAP of L2CAP_LE.
* It is primarily called by server profiles/applications to
* register their SCN into the SDP database. The SCN is
* reported by the tBTA_JV_DM_CBACK callback with a
* BTA_JV_GET_SCN_EVT for RFCOMM channels and
* BTA_JV_GET_PSM_EVT for L2CAP and LE.
* If the SCN/PSM reported is 0, that means all resources are
* exhausted.
* Parameters
* conn_type one of BTA_JV_CONN_TYPE
* user_data Any uservalue - will be returned in the resulting event.
* channel Only used for RFCOMM - to try to allocate a specific RFCOMM
* channel.
*
* Returns void
*
******************************************************************************/
void BTA_JvGetChannelId(tBTA_JV_CONN_TYPE conn_type, uint32_t id, int32_t channel) {
log::verbose("conn_type:{}, id:{}, channel:{}", bta_jv_conn_type_text(conn_type), id, channel);
do_in_main_thread(Bind(&bta_jv_get_channel_id, conn_type, channel, id, id));
}
/*******************************************************************************
*
* Function BTA_JvFreeChannel
*
* Description This function frees a server channel number that was used
* by an application running over RFCOMM.
* Parameters
* channel The channel to free
* conn_type one of BTA_JV_CONN_TYPE
*
* Returns tBTA_JV_STATUS::SUCCESS, if the request is being processed.
* tBTA_JV_STATUS::FAILURE, otherwise.
*
******************************************************************************/
tBTA_JV_STATUS BTA_JvFreeChannel(uint16_t channel, tBTA_JV_CONN_TYPE conn_type) {
log::verbose("channel:{}, conn_type:{}", channel, bta_jv_conn_type_text(conn_type));
do_in_main_thread(Bind(&bta_jv_free_scn, conn_type, channel));
return tBTA_JV_STATUS::SUCCESS;
}
/*******************************************************************************
*
* Function BTA_JvStartDiscovery
*
* Description This function performs service discovery for the services
* provided by the given peer device. When the operation is
* complete the tBTA_JV_DM_CBACK callback function will be
* called with a BTA_JV_DISCOVERY_COMP_EVT.
*
* Returns tBTA_JV_STATUS::SUCCESS, if the request is being processed.
* tBTA_JV_STATUS::FAILURE, otherwise.
*
******************************************************************************/
tBTA_JV_STATUS BTA_JvStartDiscovery(const RawAddress& bd_addr, uint16_t num_uuid,
const Uuid* p_uuid_list, uint32_t rfcomm_slot_id) {
log::verbose("bd_addr:{}, rfcomm_slot_id:{}, num_uuid:{}", bd_addr, rfcomm_slot_id, num_uuid);
Uuid* uuid_list_copy = new Uuid[num_uuid];
memcpy(uuid_list_copy, p_uuid_list, num_uuid * sizeof(Uuid));
do_in_main_thread(Bind(&bta_jv_start_discovery, bd_addr, num_uuid, base::Owned(uuid_list_copy),
rfcomm_slot_id));
return tBTA_JV_STATUS::SUCCESS;
}
/*******************************************************************************
*
* Function BTA_JvCancelDiscovery
*
* Description This function cancels the ongoing service discovery and make
* sure the tBTA_JV_DM_CBACK callback function will be called
* with a BTA_JV_DISCOVERY_COMP_EVT.
*
* Returns void
*
******************************************************************************/
void BTA_JvCancelDiscovery(uint32_t rfcomm_slot_id) {
log::verbose("rfcomm_slot_id:{}", rfcomm_slot_id);
do_in_main_thread(Bind(&bta_jv_cancel_discovery, rfcomm_slot_id));
}
/*******************************************************************************
*
* Function BTA_JvCreateRecord
*
* Description Create a service record in the local SDP database.
* When the operation is complete the tBTA_JV_DM_CBACK callback
* function will be called with a BTA_JV_CREATE_RECORD_EVT.
*
* Returns tBTA_JV_STATUS::SUCCESS, if the request is being processed.
* tBTA_JV_STATUS::FAILURE, otherwise.
*
******************************************************************************/
tBTA_JV_STATUS BTA_JvCreateRecordByUser(uint32_t rfcomm_slot_id) {
log::verbose("rfcomm_slot_id: {}", rfcomm_slot_id);
do_in_main_thread(Bind(&bta_jv_create_record, rfcomm_slot_id));
return tBTA_JV_STATUS::SUCCESS;
}
/*******************************************************************************
*
* Function BTA_JvDeleteRecord
*
* Description Delete a service record in the local SDP database.
*
* Returns tBTA_JV_STATUS::SUCCESS, if the request is being processed.
* tBTA_JV_STATUS::FAILURE, otherwise.
*
******************************************************************************/
tBTA_JV_STATUS BTA_JvDeleteRecord(uint32_t handle) {
log::verbose("handle:{}", handle);
do_in_main_thread(Bind(&bta_jv_delete_record, handle));
return tBTA_JV_STATUS::SUCCESS;
}
/*******************************************************************************
*
* Function BTA_JvL2capConnect
*
* Description Initiate a connection as a L2CAP client to the given BD
* Address.
* When the connection is initiated or failed to initiate,
* tBTA_JV_L2CAP_CBACK is called with BTA_JV_L2CAP_CL_INIT_EVT
* When the connection is established or failed,
* tBTA_JV_L2CAP_CBACK is called with BTA_JV_L2CAP_OPEN_EVT
*
******************************************************************************/
void BTA_JvL2capConnect(tBTA_JV_CONN_TYPE conn_type, tBTA_SEC sec_mask,
std::unique_ptr ertm_info, uint16_t remote_psm,
uint16_t rx_mtu, std::unique_ptr cfg,
const RawAddress& peer_bd_addr, tBTA_JV_L2CAP_CBACK* p_cback,
uint32_t l2cap_socket_id) {
log::verbose("conn_type:{}, remote_psm:{}, peer_bd_addr:{}, l2cap_socket_id:{}",
bta_jv_conn_type_text(conn_type), remote_psm, peer_bd_addr, l2cap_socket_id);
log::assert_that(p_cback != nullptr, "assert failed: p_cback != nullptr");
do_in_main_thread(Bind(&bta_jv_l2cap_connect, conn_type, sec_mask, remote_psm, rx_mtu,
peer_bd_addr, base::Passed(&cfg), base::Passed(&ertm_info), p_cback,
l2cap_socket_id));
}
/*******************************************************************************
*
* Function BTA_JvL2capClose
*
* Description This function closes an L2CAP client connection
*
* Returns tBTA_JV_STATUS::SUCCESS, if the request is being processed.
* tBTA_JV_STATUS::FAILURE, otherwise.
*
******************************************************************************/
tBTA_JV_STATUS BTA_JvL2capClose(uint32_t handle) {
log::verbose("handle:{}", handle);
if (handle >= BTA_JV_MAX_L2C_CONN || !bta_jv_cb.l2c_cb[handle].p_cback) {
return tBTA_JV_STATUS::FAILURE;
}
do_in_main_thread(Bind(&bta_jv_l2cap_close, handle, &bta_jv_cb.l2c_cb[handle]));
return tBTA_JV_STATUS::SUCCESS;
}
/*******************************************************************************
*
* Function BTA_JvL2capStartServer
*
* Description This function starts an L2CAP server and listens for an
* L2CAP connection from a remote Bluetooth device. When the
* server is started successfully, tBTA_JV_L2CAP_CBACK is
* called with BTA_JV_L2CAP_START_EVT. When the connection is
* established tBTA_JV_L2CAP_CBACK is called with
* BTA_JV_L2CAP_OPEN_EVT.
*
* Returns void
*
******************************************************************************/
void BTA_JvL2capStartServer(tBTA_JV_CONN_TYPE conn_type, tBTA_SEC sec_mask,
std::unique_ptr ertm_info, uint16_t local_psm,
uint16_t rx_mtu, std::unique_ptr cfg,
tBTA_JV_L2CAP_CBACK* p_cback, uint32_t l2cap_socket_id) {
log::verbose("conn_type:{}, local_psm:{}, l2cap_socket_id:{}", bta_jv_conn_type_text(conn_type),
local_psm, l2cap_socket_id);
CHECK(p_cback);
do_in_main_thread(Bind(&bta_jv_l2cap_start_server, conn_type, sec_mask, local_psm, rx_mtu,
base::Passed(&cfg), base::Passed(&ertm_info), p_cback, l2cap_socket_id));
}
/*******************************************************************************
*
* Function BTA_JvL2capStopServer
*
* Description This function stops the L2CAP server. If the server has an
* active connection, it would be closed.
*
* Returns tBTA_JV_STATUS::SUCCESS, if the request is being processed.
* tBTA_JV_STATUS::FAILURE, otherwise.
*
******************************************************************************/
tBTA_JV_STATUS BTA_JvL2capStopServer(uint16_t local_psm, uint32_t l2cap_socket_id) {
log::verbose("local_psm:{}, l2cap_socket_id:{}", local_psm, l2cap_socket_id);
do_in_main_thread(Bind(&bta_jv_l2cap_stop_server, local_psm, l2cap_socket_id));
return tBTA_JV_STATUS::SUCCESS;
}
/*******************************************************************************
*
* Function BTA_JvL2capRead
*
* Description This function reads data from an L2CAP connection
* When the operation is complete, tBTA_JV_L2CAP_CBACK is
* called with BTA_JV_L2CAP_READ_EVT.
*
* Returns tBTA_JV_STATUS::SUCCESS, if the request is being processed.
* tBTA_JV_STATUS::FAILURE, otherwise.
*
******************************************************************************/
tBTA_JV_STATUS BTA_JvL2capRead(uint32_t handle, uint32_t req_id, uint8_t* p_data, uint16_t len) {
log::verbose("handle:{}, req_id:{}, len:{}", handle, req_id, len);
if (handle >= BTA_JV_MAX_L2C_CONN || !bta_jv_cb.l2c_cb[handle].p_cback) {
return tBTA_JV_STATUS::FAILURE;
}
tBTA_JV_L2CAP_READ evt_data;
evt_data.status = tBTA_JV_STATUS::FAILURE;
evt_data.handle = handle;
evt_data.req_id = req_id;
evt_data.p_data = p_data;
evt_data.len = 0;
if (BT_PASS == GAP_ConnReadData((uint16_t)handle, p_data, len, &evt_data.len)) {
evt_data.status = tBTA_JV_STATUS::SUCCESS;
}
bta_jv_cb.l2c_cb[handle].p_cback(BTA_JV_L2CAP_READ_EVT, (tBTA_JV*)&evt_data,
bta_jv_cb.l2c_cb[handle].l2cap_socket_id);
return tBTA_JV_STATUS::SUCCESS;
}
/*******************************************************************************
*
* Function BTA_JvL2capReady
*
* Description This function determined if there is data to read from
* an L2CAP connection
*
* Returns tBTA_JV_STATUS::SUCCESS, if data queue size is in
* *p_data_size.
* tBTA_JV_STATUS::FAILURE, if error.
*
******************************************************************************/
tBTA_JV_STATUS BTA_JvL2capReady(uint32_t handle, uint32_t* p_data_size) {
tBTA_JV_STATUS status = tBTA_JV_STATUS::FAILURE;
log::verbose("handle:{}", handle);
if (p_data_size && handle < BTA_JV_MAX_L2C_CONN && bta_jv_cb.l2c_cb[handle].p_cback) {
*p_data_size = 0;
if (BT_PASS == GAP_GetRxQueueCnt((uint16_t)handle, p_data_size)) {
status = tBTA_JV_STATUS::SUCCESS;
}
}
return status;
}
/*******************************************************************************
*
* Function BTA_JvL2capWrite
*
* Description This function writes data to an L2CAP connection
* When the operation is complete, tBTA_JV_L2CAP_CBACK is
* called with BTA_JV_L2CAP_WRITE_EVT. Works for
* PSM-based connections. This function takes ownership of
* p_data, and will osi_free it. Data length must be smaller
* than remote maximum SDU size.
*
* Returns tBTA_JV_STATUS::SUCCESS, if the request is being processed.
* tBTA_JV_STATUS::FAILURE, otherwise.
*
******************************************************************************/
tBTA_JV_STATUS BTA_JvL2capWrite(uint32_t handle, uint32_t req_id, BT_HDR* msg, uint32_t user_id) {
log::verbose("handle:{}, user_id:{}", handle, user_id);
if (handle >= BTA_JV_MAX_L2C_CONN || !bta_jv_cb.l2c_cb[handle].p_cback) {
osi_free(msg);
return tBTA_JV_STATUS::FAILURE;
}
do_in_main_thread(
Bind(&bta_jv_l2cap_write, handle, req_id, msg, user_id, &bta_jv_cb.l2c_cb[handle]));
return tBTA_JV_STATUS::SUCCESS;
}
/*******************************************************************************
*
* Function BTA_JvRfcommConnect
*
* Description This function makes an RFCOMM conection to a remote BD
* Address.
* When the connection is initiated or failed to initiate,
* tBTA_JV_RFCOMM_CBACK is called with
* BTA_JV_RFCOMM_CL_INIT_EVT
* When the connection is established or failed,
* tBTA_JV_RFCOMM_CBACK is called with BTA_JV_RFCOMM_OPEN_EVT
*
* Returns tBTA_JV_STATUS::SUCCESS, if the request is being processed.
* tBTA_JV_STATUS::FAILURE, otherwise.
*
******************************************************************************/
tBTA_JV_STATUS BTA_JvRfcommConnect(tBTA_SEC sec_mask, uint8_t remote_scn,
const RawAddress& peer_bd_addr, tBTA_JV_RFCOMM_CBACK* p_cback,
uint32_t rfcomm_slot_id) {
log::verbose("remote_scn:{}, peer_bd_addr:{}, rfcomm_slot_id:{}", remote_scn, peer_bd_addr,
rfcomm_slot_id);
if (!p_cback) {
return tBTA_JV_STATUS::FAILURE; /* Nothing to do */
}
do_in_main_thread(Bind(&bta_jv_rfcomm_connect, sec_mask, remote_scn, peer_bd_addr, p_cback,
rfcomm_slot_id));
return tBTA_JV_STATUS::SUCCESS;
}
/*******************************************************************************
*
* Function BTA_JvRfcommClose
*
* Description This function closes an RFCOMM connection
*
* Returns tBTA_JV_STATUS::SUCCESS, if the request is being processed.
* tBTA_JV_STATUS::FAILURE, otherwise.
*
******************************************************************************/
tBTA_JV_STATUS BTA_JvRfcommClose(uint32_t handle, uint32_t rfcomm_slot_id) {
uint32_t hi = ((handle & BTA_JV_RFC_HDL_MASK) & ~BTA_JV_RFCOMM_MASK) - 1;
uint32_t si = BTA_JV_RFC_HDL_TO_SIDX(handle);
log::verbose("handle:{}, rfcomm_slot_id:{}", handle, rfcomm_slot_id);
if (hi >= BTA_JV_MAX_RFC_CONN || !bta_jv_cb.rfc_cb[hi].p_cback ||
si >= BTA_JV_MAX_RFC_SR_SESSION || !bta_jv_cb.rfc_cb[hi].rfc_hdl[si]) {
return tBTA_JV_STATUS::FAILURE;
}
do_in_main_thread(Bind(&bta_jv_rfcomm_close, handle, rfcomm_slot_id));
return tBTA_JV_STATUS::SUCCESS;
}
/*******************************************************************************
*
* Function BTA_JvRfcommStartServer
*
* Description This function starts listening for an RFCOMM connection
* request from a remote Bluetooth device. When the server is
* started successfully, tBTA_JV_RFCOMM_CBACK is called
* with BTA_JV_RFCOMM_START_EVT.
* When the connection is established, tBTA_JV_RFCOMM_CBACK
* is called with BTA_JV_RFCOMM_OPEN_EVT.
*
* Returns tBTA_JV_STATUS::SUCCESS, if the request is being processed.
* tBTA_JV_STATUS::FAILURE, otherwise.
*
******************************************************************************/
tBTA_JV_STATUS BTA_JvRfcommStartServer(tBTA_SEC sec_mask, uint8_t local_scn, uint8_t max_session,
tBTA_JV_RFCOMM_CBACK* p_cback, uint32_t rfcomm_slot_id) {
log::verbose("local_scn:{}, rfcomm_slot_id:{}", local_scn, rfcomm_slot_id);
if (p_cback == NULL) {
return tBTA_JV_STATUS::FAILURE; /* Nothing to do */
}
if (max_session == 0) {
max_session = 1;
}
if (max_session > BTA_JV_MAX_RFC_SR_SESSION) {
log::info("max_session is too big. use max {}", BTA_JV_MAX_RFC_SR_SESSION);
max_session = BTA_JV_MAX_RFC_SR_SESSION;
}
do_in_main_thread(Bind(&bta_jv_rfcomm_start_server, sec_mask, local_scn, max_session, p_cback,
rfcomm_slot_id));
return tBTA_JV_STATUS::SUCCESS;
}
/*******************************************************************************
*
* Function BTA_JvRfcommStopServer
*
* Description This function stops the RFCOMM server. If the server has an
* active connection, it would be closed.
*
* Returns tBTA_JV_STATUS::SUCCESS, if the request is being processed.
* tBTA_JV_STATUS::FAILURE, otherwise.
*
******************************************************************************/
tBTA_JV_STATUS BTA_JvRfcommStopServer(uint32_t handle, uint32_t rfcomm_slot_id) {
log::verbose("handle:{}, rfcomm_slot_id:{}", handle, rfcomm_slot_id);
do_in_main_thread(Bind(&bta_jv_rfcomm_stop_server, handle, rfcomm_slot_id));
return tBTA_JV_STATUS::SUCCESS;
}
/*******************************************************************************
*
* Function BTA_JvRfcommGetPortHdl
*
* Description This function fetches the rfcomm port handle
*
* Returns
*
******************************************************************************/
uint16_t BTA_JvRfcommGetPortHdl(uint32_t handle) {
uint32_t hi = ((handle & BTA_JV_RFC_HDL_MASK) & ~BTA_JV_RFCOMM_MASK) - 1;
uint32_t si = BTA_JV_RFC_HDL_TO_SIDX(handle);
if (hi < BTA_JV_MAX_RFC_CONN && si < BTA_JV_MAX_RFC_SR_SESSION &&
bta_jv_cb.rfc_cb[hi].rfc_hdl[si]) {
return bta_jv_cb.port_cb[bta_jv_cb.rfc_cb[hi].rfc_hdl[si] - 1].port_handle;
} else {
return 0xffff;
}
}
/*******************************************************************************
*
* Function BTA_JvRfcommWrite
*
* Description This function writes data to an RFCOMM connection
*
* Returns tBTA_JV_STATUS::SUCCESS, if the request is being processed.
* tBTA_JV_STATUS::FAILURE, otherwise.
*
******************************************************************************/
tBTA_JV_STATUS BTA_JvRfcommWrite(uint32_t handle, uint32_t req_id) {
uint32_t hi = ((handle & BTA_JV_RFC_HDL_MASK) & ~BTA_JV_RFCOMM_MASK) - 1;
uint32_t si = BTA_JV_RFC_HDL_TO_SIDX(handle);
log::verbose("handle:{}, req_id:{}, hi:{}, si:{}", handle, req_id, hi, si);
if (hi >= BTA_JV_MAX_RFC_CONN || !bta_jv_cb.rfc_cb[hi].p_cback ||
si >= BTA_JV_MAX_RFC_SR_SESSION || !bta_jv_cb.rfc_cb[hi].rfc_hdl[si]) {
return tBTA_JV_STATUS::FAILURE;
}
log::verbose("write ok");
tBTA_JV_RFC_CB* p_cb = &bta_jv_cb.rfc_cb[hi];
do_in_main_thread(Bind(&bta_jv_rfcomm_write, handle, req_id, p_cb,
&bta_jv_cb.port_cb[p_cb->rfc_hdl[si] - 1]));
return tBTA_JV_STATUS::SUCCESS;
}
/*******************************************************************************
*
* Function BTA_JVSetPmProfile
*
* Description: This function set or free power mode profile for different JV
* application.
*
* Parameters: handle, JV handle from RFCOMM or L2CAP
* app_id: app specific pm ID, can be BTA_JV_PM_ALL, see
* bta_dm_cfg.c for details
* BTA_JV_PM_ID_CLEAR: removes pm management on the handle. init_st
* is ignored and BTA_JV_CONN_CLOSE is called implicitly
* init_st: state after calling this API. typically it should be
* BTA_JV_CONN_OPEN
*
* Returns tBTA_JV_STATUS::SUCCESS, if the request is being processed.
* tBTA_JV_STATUS::FAILURE, otherwise.
*
* NOTE: BTA_JV_PM_ID_CLEAR: In general no need to be called as jv pm
* calls automatically
* BTA_JV_CONN_CLOSE to remove in case of connection close!
*
******************************************************************************/
tBTA_JV_STATUS BTA_JvSetPmProfile(uint32_t handle, tBTA_JV_PM_ID app_id,
tBTA_JV_CONN_STATE init_st) {
log::verbose("handle:{}, app_id:{}, init_st:{}", handle, app_id, handle);
do_in_main_thread(Bind(&bta_jv_set_pm_profile, handle, app_id, init_st));
return tBTA_JV_STATUS::SUCCESS;
}