/*
** Copyright 2008, The Android Open Source Project
**
** 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.
*/
#define LOG_TAG "BluetoothEventLoop.cpp"
#include "android_bluetooth_common.h"
#include "android_runtime/AndroidRuntime.h"
#include "cutils/sockets.h"
#include "JNIHelp.h"
#include "jni.h"
#include "utils/Log.h"
#include "utils/misc.h"
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <errno.h>
#include <unistd.h>
#ifdef HAVE_BLUETOOTH
#include <dbus/dbus.h>
#endif
namespace android {
#define CREATE_DEVICE_ALREADY_EXISTS 1
#define CREATE_DEVICE_SUCCESS 0
#define CREATE_DEVICE_FAILED -1
#ifdef HAVE_BLUETOOTH
static jfieldID field_mNativeData;
static jmethodID method_onPropertyChanged;
static jmethodID method_onDevicePropertyChanged;
static jmethodID method_onDeviceFound;
static jmethodID method_onDeviceDisappeared;
static jmethodID method_onDeviceCreated;
static jmethodID method_onDeviceRemoved;
static jmethodID method_onDeviceDisconnectRequested;
static jmethodID method_onNetworkDeviceDisconnected;
static jmethodID method_onNetworkDeviceConnected;
static jmethodID method_onCreatePairedDeviceResult;
static jmethodID method_onCreateDeviceResult;
static jmethodID method_onDiscoverServicesResult;
static jmethodID method_onGetDeviceServiceChannelResult;
static jmethodID method_onRequestPinCode;
static jmethodID method_onRequestPasskey;
static jmethodID method_onRequestPasskeyConfirmation;
static jmethodID method_onRequestPairingConsent;
static jmethodID method_onDisplayPasskey;
static jmethodID method_onRequestOobData;
static jmethodID method_onAgentOutOfBandDataAvailable;
static jmethodID method_onAgentAuthorize;
static jmethodID method_onAgentCancel;
static jmethodID method_onInputDevicePropertyChanged;
static jmethodID method_onInputDeviceConnectionResult;
static jmethodID method_onPanDevicePropertyChanged;
static jmethodID method_onPanDeviceConnectionResult;
static jmethodID method_onHealthDevicePropertyChanged;
static jmethodID method_onHealthDeviceChannelChanged;
static jmethodID method_onHealthDeviceConnectionResult;
typedef event_loop_native_data_t native_data_t;
#define EVENT_LOOP_REFS 10
static inline native_data_t * get_native_data(JNIEnv *env, jobject object) {
return (native_data_t *)(env->GetIntField(object,
field_mNativeData));
}
native_data_t *get_EventLoop_native_data(JNIEnv *env, jobject object) {
return get_native_data(env, object);
}
#endif
static void classInitNative(JNIEnv* env, jclass clazz) {
LOGV("%s", __FUNCTION__);
#ifdef HAVE_BLUETOOTH
method_onPropertyChanged = env->GetMethodID(clazz, "onPropertyChanged",
"([Ljava/lang/String;)V");
method_onDevicePropertyChanged = env->GetMethodID(clazz,
"onDevicePropertyChanged",
"(Ljava/lang/String;[Ljava/lang/String;)V");
method_onDeviceFound = env->GetMethodID(clazz, "onDeviceFound",
"(Ljava/lang/String;[Ljava/lang/String;)V");
method_onDeviceDisappeared = env->GetMethodID(clazz, "onDeviceDisappeared",
"(Ljava/lang/String;)V");
method_onDeviceCreated = env->GetMethodID(clazz, "onDeviceCreated", "(Ljava/lang/String;)V");
method_onDeviceRemoved = env->GetMethodID(clazz, "onDeviceRemoved", "(Ljava/lang/String;)V");
method_onDeviceDisconnectRequested = env->GetMethodID(clazz, "onDeviceDisconnectRequested",
"(Ljava/lang/String;)V");
method_onNetworkDeviceConnected = env->GetMethodID(clazz, "onNetworkDeviceConnected",
"(Ljava/lang/String;Ljava/lang/String;I)V");
method_onNetworkDeviceDisconnected = env->GetMethodID(clazz, "onNetworkDeviceDisconnected",
"(Ljava/lang/String;)V");
method_onCreatePairedDeviceResult = env->GetMethodID(clazz, "onCreatePairedDeviceResult",
"(Ljava/lang/String;I)V");
method_onCreateDeviceResult = env->GetMethodID(clazz, "onCreateDeviceResult",
"(Ljava/lang/String;I)V");
method_onDiscoverServicesResult = env->GetMethodID(clazz, "onDiscoverServicesResult",
"(Ljava/lang/String;Z)V");
method_onAgentAuthorize = env->GetMethodID(clazz, "onAgentAuthorize",
"(Ljava/lang/String;Ljava/lang/String;I)V");
method_onAgentOutOfBandDataAvailable = env->GetMethodID(clazz, "onAgentOutOfBandDataAvailable",
"(Ljava/lang/String;)Z");
method_onAgentCancel = env->GetMethodID(clazz, "onAgentCancel", "()V");
method_onRequestPinCode = env->GetMethodID(clazz, "onRequestPinCode",
"(Ljava/lang/String;I)V");
method_onRequestPasskey = env->GetMethodID(clazz, "onRequestPasskey",
"(Ljava/lang/String;I)V");
method_onRequestPasskeyConfirmation = env->GetMethodID(clazz, "onRequestPasskeyConfirmation",
"(Ljava/lang/String;II)V");
method_onRequestPairingConsent = env->GetMethodID(clazz, "onRequestPairingConsent",
"(Ljava/lang/String;I)V");
method_onDisplayPasskey = env->GetMethodID(clazz, "onDisplayPasskey",
"(Ljava/lang/String;II)V");
method_onInputDevicePropertyChanged = env->GetMethodID(clazz, "onInputDevicePropertyChanged",
"(Ljava/lang/String;[Ljava/lang/String;)V");
method_onInputDeviceConnectionResult = env->GetMethodID(clazz, "onInputDeviceConnectionResult",
"(Ljava/lang/String;I)V");
method_onPanDevicePropertyChanged = env->GetMethodID(clazz, "onPanDevicePropertyChanged",
"(Ljava/lang/String;[Ljava/lang/String;)V");
method_onPanDeviceConnectionResult = env->GetMethodID(clazz, "onPanDeviceConnectionResult",
"(Ljava/lang/String;I)V");
method_onHealthDeviceConnectionResult = env->GetMethodID(clazz,
"onHealthDeviceConnectionResult",
"(II)V");
method_onHealthDevicePropertyChanged = env->GetMethodID(clazz, "onHealthDevicePropertyChanged",
"(Ljava/lang/String;[Ljava/lang/String;)V");
method_onHealthDeviceChannelChanged = env->GetMethodID(clazz, "onHealthDeviceChannelChanged",
"(Ljava/lang/String;Ljava/lang/String;Z)V");
method_onRequestOobData = env->GetMethodID(clazz, "onRequestOobData",
"(Ljava/lang/String;I)V");
field_mNativeData = env->GetFieldID(clazz, "mNativeData", "I");
#endif
}
static void initializeNativeDataNative(JNIEnv* env, jobject object) {
LOGV("%s", __FUNCTION__);
#ifdef HAVE_BLUETOOTH
native_data_t *nat = (native_data_t *)calloc(1, sizeof(native_data_t));
if (NULL == nat) {
LOGE("%s: out of memory!", __FUNCTION__);
return;
}
memset(nat, 0, sizeof(native_data_t));
pthread_mutex_init(&(nat->thread_mutex), NULL);
env->SetIntField(object, field_mNativeData, (jint)nat);
{
DBusError err;
dbus_error_init(&err);
dbus_threads_init_default();
nat->conn = dbus_bus_get(DBUS_BUS_SYSTEM, &err);
if (dbus_error_is_set(&err)) {
LOGE("%s: Could not get onto the system bus!", __FUNCTION__);
dbus_error_free(&err);
}
dbus_connection_set_exit_on_disconnect(nat->conn, FALSE);
}
#endif
}
static void cleanupNativeDataNative(JNIEnv* env, jobject object) {
LOGV("%s", __FUNCTION__);
#ifdef HAVE_BLUETOOTH
native_data_t *nat =
(native_data_t *)env->GetIntField(object, field_mNativeData);
pthread_mutex_destroy(&(nat->thread_mutex));
if (nat) {
free(nat);
}
#endif
}
#ifdef HAVE_BLUETOOTH
static DBusHandlerResult event_filter(DBusConnection *conn, DBusMessage *msg,
void *data);
DBusHandlerResult agent_event_filter(DBusConnection *conn,
DBusMessage *msg,
void *data);
static int register_agent(native_data_t *nat,
const char *agent_path, const char *capabilities);
static const DBusObjectPathVTable agent_vtable = {
NULL, agent_event_filter, NULL, NULL, NULL, NULL
};
static unsigned int unix_events_to_dbus_flags(short events) {
return (events & DBUS_WATCH_READABLE ? POLLIN : 0) |
(events & DBUS_WATCH_WRITABLE ? POLLOUT : 0) |
(events & DBUS_WATCH_ERROR ? POLLERR : 0) |
(events & DBUS_WATCH_HANGUP ? POLLHUP : 0);
}
static short dbus_flags_to_unix_events(unsigned int flags) {
return (flags & POLLIN ? DBUS_WATCH_READABLE : 0) |
(flags & POLLOUT ? DBUS_WATCH_WRITABLE : 0) |
(flags & POLLERR ? DBUS_WATCH_ERROR : 0) |
(flags & POLLHUP ? DBUS_WATCH_HANGUP : 0);
}
static jboolean setUpEventLoop(native_data_t *nat) {
LOGV("%s", __FUNCTION__);
if (nat != NULL && nat->conn != NULL) {
dbus_threads_init_default();
DBusError err;
dbus_error_init(&err);
const char *agent_path = "/android/bluetooth/agent";
const char *capabilities = "DisplayYesNo";
if (register_agent(nat, agent_path, capabilities) < 0) {
dbus_connection_unregister_object_path (nat->conn, agent_path);
return JNI_FALSE;
}
// Add a filter for all incoming messages
if (!dbus_connection_add_filter(nat->conn, event_filter, nat, NULL)){
return JNI_FALSE;
}
// Set which messages will be processed by this dbus connection
dbus_bus_add_match(nat->conn,
"type='signal',interface='org.freedesktop.DBus'",
&err);
if (dbus_error_is_set(&err)) {
LOG_AND_FREE_DBUS_ERROR(&err);
return JNI_FALSE;
}
dbus_bus_add_match(nat->conn,
"type='signal',interface='"BLUEZ_DBUS_BASE_IFC".Adapter'",
&err);
if (dbus_error_is_set(&err)) {
LOG_AND_FREE_DBUS_ERROR(&err);
return JNI_FALSE;
}
dbus_bus_add_match(nat->conn,
"type='signal',interface='"BLUEZ_DBUS_BASE_IFC".Device'",
&err);
if (dbus_error_is_set(&err)) {
LOG_AND_FREE_DBUS_ERROR(&err);
return JNI_FALSE;
}
dbus_bus_add_match(nat->conn,
"type='signal',interface='"BLUEZ_DBUS_BASE_IFC".Input'",
&err);
if (dbus_error_is_set(&err)) {
LOG_AND_FREE_DBUS_ERROR(&err);
return JNI_FALSE;
}
dbus_bus_add_match(nat->conn,
"type='signal',interface='"BLUEZ_DBUS_BASE_IFC".Network'",
&err);
if (dbus_error_is_set(&err)) {
LOG_AND_FREE_DBUS_ERROR(&err);
return JNI_FALSE;
}
dbus_bus_add_match(nat->conn,
"type='signal',interface='"BLUEZ_DBUS_BASE_IFC".NetworkServer'",
&err);
if (dbus_error_is_set(&err)) {
LOG_AND_FREE_DBUS_ERROR(&err);
return JNI_FALSE;
}
dbus_bus_add_match(nat->conn,
"type='signal',interface='"BLUEZ_DBUS_BASE_IFC".HealthDevice'",
&err);
if (dbus_error_is_set(&err)) {
LOG_AND_FREE_DBUS_ERROR(&err);
return JNI_FALSE;
}
dbus_bus_add_match(nat->conn,
"type='signal',interface='org.bluez.AudioSink'",
&err);
if (dbus_error_is_set(&err)) {
LOG_AND_FREE_DBUS_ERROR(&err);
return JNI_FALSE;
}
return JNI_TRUE;
}
return JNI_FALSE;
}
const char * get_adapter_path(DBusConnection *conn) {
DBusMessage *msg = NULL, *reply = NULL;
DBusError err;
const char *device_path = NULL;
int attempt = 0;
for (attempt = 0; attempt < 1000 && reply == NULL; attempt ++) {
msg = dbus_message_new_method_call("org.bluez", "/",
"org.bluez.Manager", "DefaultAdapter");
if (!msg) {
LOGE("%s: Can't allocate new method call for get_adapter_path!",
__FUNCTION__);
return NULL;
}
dbus_message_append_args(msg, DBUS_TYPE_INVALID);
dbus_error_init(&err);
reply = dbus_connection_send_with_reply_and_block(conn, msg, -1, &err);
if (!reply) {
if (dbus_error_is_set(&err)) {
if (dbus_error_has_name(&err,
"org.freedesktop.DBus.Error.ServiceUnknown")) {
// bluetoothd is still down, retry
LOG_AND_FREE_DBUS_ERROR(&err);
usleep(10000); // 10 ms
continue;
} else {
// Some other error we weren't expecting
LOG_AND_FREE_DBUS_ERROR(&err);
}
}
goto failed;
}
}
if (attempt == 1000) {
LOGE("Time out while trying to get Adapter path, is bluetoothd up ?");
goto failed;
}
if (!dbus_message_get_args(reply, &err, DBUS_TYPE_OBJECT_PATH,
&device_path, DBUS_TYPE_INVALID)
|| !device_path){
if (dbus_error_is_set(&err)) {
LOG_AND_FREE_DBUS_ERROR(&err);
}
goto failed;
}
dbus_message_unref(msg);
return device_path;
failed:
dbus_message_unref(msg);
return NULL;
}
static int register_agent(native_data_t *nat,
const char * agent_path, const char * capabilities)
{
DBusMessage *msg, *reply;
DBusError err;
dbus_bool_t oob = TRUE;
if (!dbus_connection_register_object_path(nat->conn, agent_path,
&agent_vtable, nat)) {
LOGE("%s: Can't register object path %s for agent!",
__FUNCTION__, agent_path);
return -1;
}
nat->adapter = get_adapter_path(nat->conn);
if (nat->adapter == NULL) {
return -1;
}
msg = dbus_message_new_method_call("org.bluez", nat->adapter,
"org.bluez.Adapter", "RegisterAgent");
if (!msg) {
LOGE("%s: Can't allocate new method call for agent!",
__FUNCTION__);
return -1;
}
dbus_message_append_args(msg, DBUS_TYPE_OBJECT_PATH, &agent_path,
DBUS_TYPE_STRING, &capabilities,
DBUS_TYPE_INVALID);
dbus_error_init(&err);
reply = dbus_connection_send_with_reply_and_block(nat->conn, msg, -1, &err);
dbus_message_unref(msg);
if (!reply) {
LOGE("%s: Can't register agent!", __FUNCTION__);
if (dbus_error_is_set(&err)) {
LOG_AND_FREE_DBUS_ERROR(&err);
}
return -1;
}
dbus_message_unref(reply);
dbus_connection_flush(nat->conn);
return 0;
}
static void tearDownEventLoop(native_data_t *nat) {
LOGV("%s", __FUNCTION__);
if (nat != NULL && nat->conn != NULL) {
DBusMessage *msg, *reply;
DBusError err;
dbus_error_init(&err);
const char * agent_path = "/android/bluetooth/agent";
msg = dbus_message_new_method_call("org.bluez",
nat->adapter,
"org.bluez.Adapter",
"UnregisterAgent");
if (msg != NULL) {
dbus_message_append_args(msg, DBUS_TYPE_OBJECT_PATH, &agent_path,
DBUS_TYPE_INVALID);
reply = dbus_connection_send_with_reply_and_block(nat->conn,
msg, -1, &err);
if (!reply) {
if (dbus_error_is_set(&err)) {
LOG_AND_FREE_DBUS_ERROR(&err);
dbus_error_free(&err);
}
} else {
dbus_message_unref(reply);
}
dbus_message_unref(msg);
} else {
LOGE("%s: Can't create new method call!", __FUNCTION__);
}
dbus_connection_flush(nat->conn);
dbus_connection_unregister_object_path(nat->conn, agent_path);
dbus_bus_remove_match(nat->conn,
"type='signal',interface='"BLUEZ_DBUS_BASE_IFC".AudioSink'",
&err);
if (dbus_error_is_set(&err)) {
LOG_AND_FREE_DBUS_ERROR(&err);
}
dbus_bus_remove_match(nat->conn,
"type='signal',interface='"BLUEZ_DBUS_BASE_IFC".Device'",
&err);
if (dbus_error_is_set(&err)) {
LOG_AND_FREE_DBUS_ERROR(&err);
}
dbus_bus_remove_match(nat->conn,
"type='signal',interface='"BLUEZ_DBUS_BASE_IFC".Input'",
&err);
if (dbus_error_is_set(&err)) {
LOG_AND_FREE_DBUS_ERROR(&err);
}
dbus_bus_remove_match(nat->conn,
"type='signal',interface='"BLUEZ_DBUS_BASE_IFC".Network'",
&err);
if (dbus_error_is_set(&err)) {
LOG_AND_FREE_DBUS_ERROR(&err);
}
dbus_bus_remove_match(nat->conn,
"type='signal',interface='"BLUEZ_DBUS_BASE_IFC".NetworkServer'",
&err);
if (dbus_error_is_set(&err)) {
LOG_AND_FREE_DBUS_ERROR(&err);
}
dbus_bus_remove_match(nat->conn,
"type='signal',interface='"BLUEZ_DBUS_BASE_IFC".HealthDevice'",
&err);
if (dbus_error_is_set(&err)) {
LOG_AND_FREE_DBUS_ERROR(&err);
}
dbus_bus_remove_match(nat->conn,
"type='signal',interface='org.bluez.audio.Manager'",
&err);
if (dbus_error_is_set(&err)) {
LOG_AND_FREE_DBUS_ERROR(&err);
}
dbus_bus_remove_match(nat->conn,
"type='signal',interface='"BLUEZ_DBUS_BASE_IFC".Adapter'",
&err);
if (dbus_error_is_set(&err)) {
LOG_AND_FREE_DBUS_ERROR(&err);
}
dbus_bus_remove_match(nat->conn,
"type='signal',interface='org.freedesktop.DBus'",
&err);
if (dbus_error_is_set(&err)) {
LOG_AND_FREE_DBUS_ERROR(&err);
}
dbus_connection_remove_filter(nat->conn, event_filter, nat);
}
}
#define EVENT_LOOP_EXIT 1
#define EVENT_LOOP_ADD 2
#define EVENT_LOOP_REMOVE 3
#define EVENT_LOOP_WAKEUP 4
dbus_bool_t dbusAddWatch(DBusWatch *watch, void *data) {
native_data_t *nat = (native_data_t *)data;
if (dbus_watch_get_enabled(watch)) {
// note that we can't just send the watch and inspect it later
// because we may get a removeWatch call before this data is reacted
// to by our eventloop and remove this watch.. reading the add first
// and then inspecting the recently deceased watch would be bad.
char control = EVENT_LOOP_ADD;
write(nat->controlFdW, &control, sizeof(char));
int fd = dbus_watch_get_fd(watch);
write(nat->controlFdW, &fd, sizeof(int));
unsigned int flags = dbus_watch_get_flags(watch);
write(nat->controlFdW, &flags, sizeof(unsigned int));
write(nat->controlFdW, &watch, sizeof(DBusWatch*));
}
return true;
}
void dbusRemoveWatch(DBusWatch *watch, void *data) {
native_data_t *nat = (native_data_t *)data;
char control = EVENT_LOOP_REMOVE;
write(nat->controlFdW, &control, sizeof(char));
int fd = dbus_watch_get_fd(watch);
write(nat->controlFdW, &fd, sizeof(int));
unsigned int flags = dbus_watch_get_flags(watch);
write(nat->controlFdW, &flags, sizeof(unsigned int));
}
void dbusToggleWatch(DBusWatch *watch, void *data) {
if (dbus_watch_get_enabled(watch)) {
dbusAddWatch(watch, data);
} else {
dbusRemoveWatch(watch, data);
}
}
void dbusWakeup(void *data) {
native_data_t *nat = (native_data_t *)data;
char control = EVENT_LOOP_WAKEUP;
write(nat->controlFdW, &control, sizeof(char));
}
static void handleWatchAdd(native_data_t *nat) {
DBusWatch *watch;
int newFD;
unsigned int flags;
read(nat->controlFdR, &newFD, sizeof(int));
read(nat->controlFdR, &flags, sizeof(unsigned int));
read(nat->controlFdR, &watch, sizeof(DBusWatch *));
short events = dbus_flags_to_unix_events(flags);
for (int y = 0; y<nat->pollMemberCount; y++) {
if ((nat->pollData[y].fd == newFD) &&
(nat->pollData[y].events == events)) {
LOGV("DBusWatch duplicate add");
return;
}
}
if (nat->pollMemberCount == nat->pollDataSize) {
LOGV("Bluetooth EventLoop poll struct growing");
struct pollfd *temp = (struct pollfd *)malloc(
sizeof(struct pollfd) * (nat->pollMemberCount+1));
if (!temp) {
return;
}
memcpy(temp, nat->pollData, sizeof(struct pollfd) *
nat->pollMemberCount);
free(nat->pollData);
nat->pollData = temp;
DBusWatch **temp2 = (DBusWatch **)malloc(sizeof(DBusWatch *) *
(nat->pollMemberCount+1));
if (!temp2) {
return;
}
memcpy(temp2, nat->watchData, sizeof(DBusWatch *) *
nat->pollMemberCount);
free(nat->watchData);
nat->watchData = temp2;
nat->pollDataSize++;
}
nat->pollData[nat->pollMemberCount].fd = newFD;
nat->pollData[nat->pollMemberCount].revents = 0;
nat->pollData[nat->pollMemberCount].events = events;
nat->watchData[nat->pollMemberCount] = watch;
nat->pollMemberCount++;
}
static void handleWatchRemove(native_data_t *nat) {
int removeFD;
unsigned int flags;
read(nat->controlFdR, &removeFD, sizeof(int));
read(nat->controlFdR, &flags, sizeof(unsigned int));
short events = dbus_flags_to_unix_events(flags);
for (int y = 0; y < nat->pollMemberCount; y++) {
if ((nat->pollData[y].fd == removeFD) &&
(nat->pollData[y].events == events)) {
int newCount = --nat->pollMemberCount;
// copy the last live member over this one
nat->pollData[y].fd = nat->pollData[newCount].fd;
nat->pollData[y].events = nat->pollData[newCount].events;
nat->pollData[y].revents = nat->pollData[newCount].revents;
nat->watchData[y] = nat->watchData[newCount];
return;
}
}
LOGW("WatchRemove given with unknown watch");
}
static void *eventLoopMain(void *ptr) {
native_data_t *nat = (native_data_t *)ptr;
JNIEnv *env;
JavaVMAttachArgs args;
char name[] = "BT EventLoop";
args.version = nat->envVer;
args.name = name;
args.group = NULL;
nat->vm->AttachCurrentThread(&env, &args);
dbus_connection_set_watch_functions(nat->conn, dbusAddWatch,
dbusRemoveWatch, dbusToggleWatch, ptr, NULL);
dbus_connection_set_wakeup_main_function(nat->conn, dbusWakeup, ptr, NULL);
nat->running = true;
while (1) {
for (int i = 0; i < nat->pollMemberCount; i++) {
if (!nat->pollData[i].revents) {
continue;
}
if (nat->pollData[i].fd == nat->controlFdR) {
char data;
while (recv(nat->controlFdR, &data, sizeof(char), MSG_DONTWAIT)
!= -1) {
switch (data) {
case EVENT_LOOP_EXIT:
{
dbus_connection_set_watch_functions(nat->conn,
NULL, NULL, NULL, NULL, NULL);
tearDownEventLoop(nat);
nat->vm->DetachCurrentThread();
int fd = nat->controlFdR;
nat->controlFdR = 0;
close(fd);
return NULL;
}
case EVENT_LOOP_ADD:
{
handleWatchAdd(nat);
break;
}
case EVENT_LOOP_REMOVE:
{
handleWatchRemove(nat);
break;
}
case EVENT_LOOP_WAKEUP:
{
// noop
break;
}
}
}
} else {
short events = nat->pollData[i].revents;
unsigned int flags = unix_events_to_dbus_flags(events);
dbus_watch_handle(nat->watchData[i], flags);
nat->pollData[i].revents = 0;
// can only do one - it may have caused a 'remove'
break;
}
}
while (dbus_connection_dispatch(nat->conn) ==
DBUS_DISPATCH_DATA_REMAINS) {
}
poll(nat->pollData, nat->pollMemberCount, -1);
}
}
#endif // HAVE_BLUETOOTH
static jboolean startEventLoopNative(JNIEnv *env, jobject object) {
jboolean result = JNI_FALSE;
#ifdef HAVE_BLUETOOTH
event_loop_native_data_t *nat = get_native_data(env, object);
pthread_mutex_lock(&(nat->thread_mutex));
nat->running = false;
if (nat->pollData) {
LOGW("trying to start EventLoop a second time!");
pthread_mutex_unlock( &(nat->thread_mutex) );
return JNI_FALSE;
}
nat->pollData = (struct pollfd *)malloc(sizeof(struct pollfd) *
DEFAULT_INITIAL_POLLFD_COUNT);
if (!nat->pollData) {
LOGE("out of memory error starting EventLoop!");
goto done;
}
nat->watchData = (DBusWatch **)malloc(sizeof(DBusWatch *) *
DEFAULT_INITIAL_POLLFD_COUNT);
if (!nat->watchData) {
LOGE("out of memory error starting EventLoop!");
goto done;
}
memset(nat->pollData, 0, sizeof(struct pollfd) *
DEFAULT_INITIAL_POLLFD_COUNT);
memset(nat->watchData, 0, sizeof(DBusWatch *) *
DEFAULT_INITIAL_POLLFD_COUNT);
nat->pollDataSize = DEFAULT_INITIAL_POLLFD_COUNT;
nat->pollMemberCount = 1;
if (socketpair(AF_LOCAL, SOCK_STREAM, 0, &(nat->controlFdR))) {
LOGE("Error getting BT control socket");
goto done;
}
nat->pollData[0].fd = nat->controlFdR;
nat->pollData[0].events = POLLIN;
env->GetJavaVM( &(nat->vm) );
nat->envVer = env->GetVersion();
nat->me = env->NewGlobalRef(object);
if (setUpEventLoop(nat) != JNI_TRUE) {
LOGE("failure setting up Event Loop!");
goto done;
}
pthread_create(&(nat->thread), NULL, eventLoopMain, nat);
result = JNI_TRUE;
done:
if (JNI_FALSE == result) {
if (nat->controlFdW) {
close(nat->controlFdW);
nat->controlFdW = 0;
}
if (nat->controlFdR) {
close(nat->controlFdR);
nat->controlFdR = 0;
}
if (nat->me) env->DeleteGlobalRef(nat->me);
nat->me = NULL;
if (nat->pollData) free(nat->pollData);
nat->pollData = NULL;
if (nat->watchData) free(nat->watchData);
nat->watchData = NULL;
nat->pollDataSize = 0;
nat->pollMemberCount = 0;
}
pthread_mutex_unlock(&(nat->thread_mutex));
#endif // HAVE_BLUETOOTH
return result;
}
static void stopEventLoopNative(JNIEnv *env, jobject object) {
#ifdef HAVE_BLUETOOTH
native_data_t *nat = get_native_data(env, object);
pthread_mutex_lock(&(nat->thread_mutex));
if (nat->pollData) {
char data = EVENT_LOOP_EXIT;
ssize_t t = write(nat->controlFdW, &data, sizeof(char));
void *ret;
pthread_join(nat->thread, &ret);
env->DeleteGlobalRef(nat->me);
nat->me = NULL;
free(nat->pollData);
nat->pollData = NULL;
free(nat->watchData);
nat->watchData = NULL;
nat->pollDataSize = 0;
nat->pollMemberCount = 0;
int fd = nat->controlFdW;
nat->controlFdW = 0;
close(fd);
}
nat->running = false;
pthread_mutex_unlock(&(nat->thread_mutex));
#endif // HAVE_BLUETOOTH
}
static jboolean isEventLoopRunningNative(JNIEnv *env, jobject object) {
jboolean result = JNI_FALSE;
#ifdef HAVE_BLUETOOTH
native_data_t *nat = get_native_data(env, object);
pthread_mutex_lock(&(nat->thread_mutex));
if (nat->running) {
result = JNI_TRUE;
}
pthread_mutex_unlock(&(nat->thread_mutex));
#endif // HAVE_BLUETOOTH
return result;
}
#ifdef HAVE_BLUETOOTH
extern DBusHandlerResult a2dp_event_filter(DBusMessage *msg, JNIEnv *env);
// Called by dbus during WaitForAndDispatchEventNative()
static DBusHandlerResult event_filter(DBusConnection *conn, DBusMessage *msg,
void *data) {
native_data_t *nat;
JNIEnv *env;
DBusError err;
DBusHandlerResult ret;
dbus_error_init(&err);
nat = (native_data_t *)data;
nat->vm->GetEnv((void**)&env, nat->envVer);
if (dbus_message_get_type(msg) != DBUS_MESSAGE_TYPE_SIGNAL) {
LOGV("%s: not interested (not a signal).", __FUNCTION__);
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
}
LOGV("%s: Received signal %s:%s from %s", __FUNCTION__,
dbus_message_get_interface(msg), dbus_message_get_member(msg),
dbus_message_get_path(msg));
env->PushLocalFrame(EVENT_LOOP_REFS);
if (dbus_message_is_signal(msg,
"org.bluez.Adapter",
"DeviceFound")) {
char *c_address;
DBusMessageIter iter;
jobjectArray str_array = NULL;
if (dbus_message_iter_init(msg, &iter)) {
dbus_message_iter_get_basic(&iter, &c_address);
if (dbus_message_iter_next(&iter))
str_array =
parse_remote_device_properties(env, &iter);
}
if (str_array != NULL) {
env->CallVoidMethod(nat->me,
method_onDeviceFound,
env->NewStringUTF(c_address),
str_array);
} else
LOG_AND_FREE_DBUS_ERROR_WITH_MSG(&err, msg);
goto success;
} else if (dbus_message_is_signal(msg,
"org.bluez.Adapter",
"DeviceDisappeared")) {
char *c_address;
if (dbus_message_get_args(msg, &err,
DBUS_TYPE_STRING, &c_address,
DBUS_TYPE_INVALID)) {
LOGV("... address = %s", c_address);
env->CallVoidMethod(nat->me, method_onDeviceDisappeared,
env->NewStringUTF(c_address));
} else LOG_AND_FREE_DBUS_ERROR_WITH_MSG(&err, msg);
goto success;
} else if (dbus_message_is_signal(msg,
"org.bluez.Adapter",
"DeviceCreated")) {
char *c_object_path;
if (dbus_message_get_args(msg, &err,
DBUS_TYPE_OBJECT_PATH, &c_object_path,
DBUS_TYPE_INVALID)) {
LOGV("... address = %s", c_object_path);
env->CallVoidMethod(nat->me,
method_onDeviceCreated,
env->NewStringUTF(c_object_path));
} else LOG_AND_FREE_DBUS_ERROR_WITH_MSG(&err, msg);
goto success;
} else if (dbus_message_is_signal(msg,
"org.bluez.Adapter",
"DeviceRemoved")) {
char *c_object_path;
if (dbus_message_get_args(msg, &err,
DBUS_TYPE_OBJECT_PATH, &c_object_path,
DBUS_TYPE_INVALID)) {
LOGV("... Object Path = %s", c_object_path);
env->CallVoidMethod(nat->me,
method_onDeviceRemoved,
env->NewStringUTF(c_object_path));
} else LOG_AND_FREE_DBUS_ERROR_WITH_MSG(&err, msg);
goto success;
} else if (dbus_message_is_signal(msg,
"org.bluez.Adapter",
"PropertyChanged")) {
jobjectArray str_array = parse_adapter_property_change(env, msg);
if (str_array != NULL) {
/* Check if bluetoothd has (re)started, if so update the path. */
jstring property =(jstring) env->GetObjectArrayElement(str_array, 0);
const char *c_property = env->GetStringUTFChars(property, NULL);
if (!strncmp(c_property, "Powered", strlen("Powered"))) {
jstring value =
(jstring) env->GetObjectArrayElement(str_array, 1);
const char *c_value = env->GetStringUTFChars(value, NULL);
if (!strncmp(c_value, "true", strlen("true")))
nat->adapter = get_adapter_path(nat->conn);
env->ReleaseStringUTFChars(value, c_value);
}
env->ReleaseStringUTFChars(property, c_property);
env->CallVoidMethod(nat->me,
method_onPropertyChanged,
str_array);
} else LOG_AND_FREE_DBUS_ERROR_WITH_MSG(&err, msg);
goto success;
} else if (dbus_message_is_signal(msg,
"org.bluez.Device",
"PropertyChanged")) {
jobjectArray str_array = parse_remote_device_property_change(env, msg);
if (str_array != NULL) {
const char *remote_device_path = dbus_message_get_path(msg);
env->CallVoidMethod(nat->me,
method_onDevicePropertyChanged,
env->NewStringUTF(remote_device_path),
str_array);
} else LOG_AND_FREE_DBUS_ERROR_WITH_MSG(&err, msg);
goto success;
} else if (dbus_message_is_signal(msg,
"org.bluez.Device",
"DisconnectRequested")) {
const char *remote_device_path = dbus_message_get_path(msg);
env->CallVoidMethod(nat->me,
method_onDeviceDisconnectRequested,
env->NewStringUTF(remote_device_path));
goto success;
} else if (dbus_message_is_signal(msg,
"org.bluez.Input",
"PropertyChanged")) {
jobjectArray str_array =
parse_input_property_change(env, msg);
if (str_array != NULL) {
const char *c_path = dbus_message_get_path(msg);
env->CallVoidMethod(nat->me,
method_onInputDevicePropertyChanged,
env->NewStringUTF(c_path),
str_array);
} else {
LOG_AND_FREE_DBUS_ERROR_WITH_MSG(&err, msg);
}
goto success;
} else if (dbus_message_is_signal(msg,
"org.bluez.Network",
"PropertyChanged")) {
jobjectArray str_array =
parse_pan_property_change(env, msg);
if (str_array != NULL) {
const char *c_path = dbus_message_get_path(msg);
env->CallVoidMethod(nat->me,
method_onPanDevicePropertyChanged,
env->NewStringUTF(c_path),
str_array);
} else {
LOG_AND_FREE_DBUS_ERROR_WITH_MSG(&err, msg);
}
goto success;
} else if (dbus_message_is_signal(msg,
"org.bluez.NetworkServer",
"DeviceDisconnected")) {
char *c_address;
if (dbus_message_get_args(msg, &err,
DBUS_TYPE_STRING, &c_address,
DBUS_TYPE_INVALID)) {
env->CallVoidMethod(nat->me,
method_onNetworkDeviceDisconnected,
env->NewStringUTF(c_address));
} else {
LOG_AND_FREE_DBUS_ERROR_WITH_MSG(&err, msg);
}
goto success;
} else if (dbus_message_is_signal(msg,
"org.bluez.NetworkServer",
"DeviceConnected")) {
char *c_address;
char *c_iface;
uint16_t uuid;
if (dbus_message_get_args(msg, &err,
DBUS_TYPE_STRING, &c_address,
DBUS_TYPE_STRING, &c_iface,
DBUS_TYPE_UINT16, &uuid,
DBUS_TYPE_INVALID)) {
env->CallVoidMethod(nat->me,
method_onNetworkDeviceConnected,
env->NewStringUTF(c_address),
env->NewStringUTF(c_iface),
uuid);
} else {
LOG_AND_FREE_DBUS_ERROR_WITH_MSG(&err, msg);
}
goto success;
} else if (dbus_message_is_signal(msg,
"org.bluez.HealthDevice",
"ChannelConnected")) {
const char *c_path = dbus_message_get_path(msg);
const char *c_channel_path;
jboolean exists = JNI_TRUE;
if (dbus_message_get_args(msg, &err,
DBUS_TYPE_OBJECT_PATH, &c_channel_path,
DBUS_TYPE_INVALID)) {
env->CallVoidMethod(nat->me,
method_onHealthDeviceChannelChanged,
env->NewStringUTF(c_path),
env->NewStringUTF(c_channel_path),
exists);
} else {
LOG_AND_FREE_DBUS_ERROR_WITH_MSG(&err, msg);
}
goto success;
} else if (dbus_message_is_signal(msg,
"org.bluez.HealthDevice",
"ChannelDeleted")) {
const char *c_path = dbus_message_get_path(msg);
const char *c_channel_path;
jboolean exists = JNI_FALSE;
if (dbus_message_get_args(msg, &err,
DBUS_TYPE_OBJECT_PATH, &c_channel_path,
DBUS_TYPE_INVALID)) {
env->CallVoidMethod(nat->me,
method_onHealthDeviceChannelChanged,
env->NewStringUTF(c_path),
env->NewStringUTF(c_channel_path),
exists);
} else {
LOG_AND_FREE_DBUS_ERROR_WITH_MSG(&err, msg);
}
goto success;
} else if (dbus_message_is_signal(msg,
"org.bluez.HealthDevice",
"PropertyChanged")) {
jobjectArray str_array =
parse_health_device_property_change(env, msg);
if (str_array != NULL) {
const char *c_path = dbus_message_get_path(msg);
env->CallVoidMethod(nat->me,
method_onHealthDevicePropertyChanged,
env->NewStringUTF(c_path),
str_array);
} else {
LOG_AND_FREE_DBUS_ERROR_WITH_MSG(&err, msg);
}
goto success;
}
ret = a2dp_event_filter(msg, env);
env->PopLocalFrame(NULL);
return ret;
success:
env->PopLocalFrame(NULL);
return DBUS_HANDLER_RESULT_HANDLED;
}
// Called by dbus during WaitForAndDispatchEventNative()
DBusHandlerResult agent_event_filter(DBusConnection *conn,
DBusMessage *msg, void *data) {
native_data_t *nat = (native_data_t *)data;
JNIEnv *env;
if (dbus_message_get_type(msg) != DBUS_MESSAGE_TYPE_METHOD_CALL) {
LOGV("%s: not interested (not a method call).", __FUNCTION__);
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
}
LOGI("%s: Received method %s:%s", __FUNCTION__,
dbus_message_get_interface(msg), dbus_message_get_member(msg));
if (nat == NULL) return DBUS_HANDLER_RESULT_HANDLED;
nat->vm->GetEnv((void**)&env, nat->envVer);
env->PushLocalFrame(EVENT_LOOP_REFS);
if (dbus_message_is_method_call(msg,
"org.bluez.Agent", "Cancel")) {
env->CallVoidMethod(nat->me, method_onAgentCancel);
// reply
DBusMessage *reply = dbus_message_new_method_return(msg);
if (!reply) {
LOGE("%s: Cannot create message reply\n", __FUNCTION__);
goto failure;
}
dbus_connection_send(nat->conn, reply, NULL);
dbus_message_unref(reply);
goto success;
} else if (dbus_message_is_method_call(msg,
"org.bluez.Agent", "Authorize")) {
char *object_path;
const char *uuid;
if (!dbus_message_get_args(msg, NULL,
DBUS_TYPE_OBJECT_PATH, &object_path,
DBUS_TYPE_STRING, &uuid,
DBUS_TYPE_INVALID)) {
LOGE("%s: Invalid arguments for Authorize() method", __FUNCTION__);
goto failure;
}
LOGV("... object_path = %s", object_path);
LOGV("... uuid = %s", uuid);
dbus_message_ref(msg); // increment refcount because we pass to java
env->CallVoidMethod(nat->me, method_onAgentAuthorize,
env->NewStringUTF(object_path), env->NewStringUTF(uuid),
int(msg));
goto success;
} else if (dbus_message_is_method_call(msg,
"org.bluez.Agent", "OutOfBandAvailable")) {
char *object_path;
if (!dbus_message_get_args(msg, NULL,
DBUS_TYPE_OBJECT_PATH, &object_path,
DBUS_TYPE_INVALID)) {
LOGE("%s: Invalid arguments for OutOfBandData available() method", __FUNCTION__);
goto failure;
}
LOGV("... object_path = %s", object_path);
bool available =
env->CallBooleanMethod(nat->me, method_onAgentOutOfBandDataAvailable,
env->NewStringUTF(object_path));
// reply
if (available) {
DBusMessage *reply = dbus_message_new_method_return(msg);
if (!reply) {
LOGE("%s: Cannot create message reply\n", __FUNCTION__);
goto failure;
}
dbus_connection_send(nat->conn, reply, NULL);
dbus_message_unref(reply);
} else {
DBusMessage *reply = dbus_message_new_error(msg,
"org.bluez.Error.DoesNotExist", "OutofBand data not available");
if (!reply) {
LOGE("%s: Cannot create message reply\n", __FUNCTION__);
goto failure;
}
dbus_connection_send(nat->conn, reply, NULL);
dbus_message_unref(reply);
}
goto success;
} else if (dbus_message_is_method_call(msg,
"org.bluez.Agent", "RequestPinCode")) {
char *object_path;
if (!dbus_message_get_args(msg, NULL,
DBUS_TYPE_OBJECT_PATH, &object_path,
DBUS_TYPE_INVALID)) {
LOGE("%s: Invalid arguments for RequestPinCode() method", __FUNCTION__);
goto failure;
}
dbus_message_ref(msg); // increment refcount because we pass to java
env->CallVoidMethod(nat->me, method_onRequestPinCode,
env->NewStringUTF(object_path),
int(msg));
goto success;
} else if (dbus_message_is_method_call(msg,
"org.bluez.Agent", "RequestPasskey")) {
char *object_path;
if (!dbus_message_get_args(msg, NULL,
DBUS_TYPE_OBJECT_PATH, &object_path,
DBUS_TYPE_INVALID)) {
LOGE("%s: Invalid arguments for RequestPasskey() method", __FUNCTION__);
goto failure;
}
dbus_message_ref(msg); // increment refcount because we pass to java
env->CallVoidMethod(nat->me, method_onRequestPasskey,
env->NewStringUTF(object_path),
int(msg));
goto success;
} else if (dbus_message_is_method_call(msg,
"org.bluez.Agent", "RequestOobData")) {
char *object_path;
if (!dbus_message_get_args(msg, NULL,
DBUS_TYPE_OBJECT_PATH, &object_path,
DBUS_TYPE_INVALID)) {
LOGE("%s: Invalid arguments for RequestOobData() method", __FUNCTION__);
goto failure;
}
dbus_message_ref(msg); // increment refcount because we pass to java
env->CallVoidMethod(nat->me, method_onRequestOobData,
env->NewStringUTF(object_path),
int(msg));
goto success;
} else if (dbus_message_is_method_call(msg,
"org.bluez.Agent", "DisplayPasskey")) {
char *object_path;
uint32_t passkey;
if (!dbus_message_get_args(msg, NULL,
DBUS_TYPE_OBJECT_PATH, &object_path,
DBUS_TYPE_UINT32, &passkey,
DBUS_TYPE_INVALID)) {
LOGE("%s: Invalid arguments for RequestPasskey() method", __FUNCTION__);
goto failure;
}
dbus_message_ref(msg); // increment refcount because we pass to java
env->CallVoidMethod(nat->me, method_onDisplayPasskey,
env->NewStringUTF(object_path),
passkey,
int(msg));
goto success;
} else if (dbus_message_is_method_call(msg,
"org.bluez.Agent", "RequestConfirmation")) {
char *object_path;
uint32_t passkey;
if (!dbus_message_get_args(msg, NULL,
DBUS_TYPE_OBJECT_PATH, &object_path,
DBUS_TYPE_UINT32, &passkey,
DBUS_TYPE_INVALID)) {
LOGE("%s: Invalid arguments for RequestConfirmation() method", __FUNCTION__);
goto failure;
}
dbus_message_ref(msg); // increment refcount because we pass to java
env->CallVoidMethod(nat->me, method_onRequestPasskeyConfirmation,
env->NewStringUTF(object_path),
passkey,
int(msg));
goto success;
} else if (dbus_message_is_method_call(msg,
"org.bluez.Agent", "RequestPairingConsent")) {
char *object_path;
if (!dbus_message_get_args(msg, NULL,
DBUS_TYPE_OBJECT_PATH, &object_path,
DBUS_TYPE_INVALID)) {
LOGE("%s: Invalid arguments for RequestPairingConsent() method", __FUNCTION__);
goto failure;
}
dbus_message_ref(msg); // increment refcount because we pass to java
env->CallVoidMethod(nat->me, method_onRequestPairingConsent,
env->NewStringUTF(object_path),
int(msg));
goto success;
} else if (dbus_message_is_method_call(msg,
"org.bluez.Agent", "Release")) {
// reply
DBusMessage *reply = dbus_message_new_method_return(msg);
if (!reply) {
LOGE("%s: Cannot create message reply\n", __FUNCTION__);
goto failure;
}
dbus_connection_send(nat->conn, reply, NULL);
dbus_message_unref(reply);
goto success;
} else {
LOGV("%s:%s is ignored", dbus_message_get_interface(msg), dbus_message_get_member(msg));
}
failure:
env->PopLocalFrame(NULL);
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
success:
env->PopLocalFrame(NULL);
return DBUS_HANDLER_RESULT_HANDLED;
}
#endif
#ifdef HAVE_BLUETOOTH
void onCreatePairedDeviceResult(DBusMessage *msg, void *user, void *n) {
LOGV("%s", __FUNCTION__);
native_data_t *nat = (native_data_t *)n;
const char *address = (const char *)user;
DBusError err;
dbus_error_init(&err);
JNIEnv *env;
jstring addr;
nat->vm->GetEnv((void**)&env, nat->envVer);
LOGV("... address = %s", address);
jint result = BOND_RESULT_SUCCESS;
if (dbus_set_error_from_message(&err, msg)) {
if (!strcmp(err.name, BLUEZ_DBUS_BASE_IFC ".Error.AuthenticationFailed")) {
// Pins did not match, or remote device did not respond to pin
// request in time
LOGV("... error = %s (%s)\n", err.name, err.message);
result = BOND_RESULT_AUTH_FAILED;
} else if (!strcmp(err.name, BLUEZ_DBUS_BASE_IFC ".Error.AuthenticationRejected")) {
// We rejected pairing, or the remote side rejected pairing. This
// happens if either side presses 'cancel' at the pairing dialog.
LOGV("... error = %s (%s)\n", err.name, err.message);
result = BOND_RESULT_AUTH_REJECTED;
} else if (!strcmp(err.name, BLUEZ_DBUS_BASE_IFC ".Error.AuthenticationCanceled")) {
// Not sure if this happens
LOGV("... error = %s (%s)\n", err.name, err.message);
result = BOND_RESULT_AUTH_CANCELED;
} else if (!strcmp(err.name, BLUEZ_DBUS_BASE_IFC ".Error.ConnectionAttemptFailed")) {
// Other device is not responding at all
LOGV("... error = %s (%s)\n", err.name, err.message);
result = BOND_RESULT_REMOTE_DEVICE_DOWN;
} else if (!strcmp(err.name, BLUEZ_DBUS_BASE_IFC ".Error.AlreadyExists")) {
// already bonded
LOGV("... error = %s (%s)\n", err.name, err.message);
result = BOND_RESULT_SUCCESS;
} else if (!strcmp(err.name, BLUEZ_DBUS_BASE_IFC ".Error.InProgress") &&
!strcmp(err.message, "Bonding in progress")) {
LOGV("... error = %s (%s)\n", err.name, err.message);
goto done;
} else if (!strcmp(err.name, BLUEZ_DBUS_BASE_IFC ".Error.InProgress") &&
!strcmp(err.message, "Discover in progress")) {
LOGV("... error = %s (%s)\n", err.name, err.message);
result = BOND_RESULT_DISCOVERY_IN_PROGRESS;
} else if (!strcmp(err.name, BLUEZ_DBUS_BASE_IFC ".Error.RepeatedAttempts")) {
LOGV("... error = %s (%s)\n", err.name, err.message);
result = BOND_RESULT_REPEATED_ATTEMPTS;
} else if (!strcmp(err.name, BLUEZ_DBUS_BASE_IFC ".Error.AuthenticationTimeout")) {
LOGV("... error = %s (%s)\n", err.name, err.message);
result = BOND_RESULT_AUTH_TIMEOUT;
} else {
LOGE("%s: D-Bus error: %s (%s)\n", __FUNCTION__, err.name, err.message);
result = BOND_RESULT_ERROR;
}
}
addr = env->NewStringUTF(address);
env->CallVoidMethod(nat->me,
method_onCreatePairedDeviceResult,
addr,
result);
env->DeleteLocalRef(addr);
done:
dbus_error_free(&err);
free(user);
}
void onCreateDeviceResult(DBusMessage *msg, void *user, void *n) {
LOGV("%s", __FUNCTION__);
native_data_t *nat = (native_data_t *)n;
const char *address= (const char *)user;
DBusError err;
dbus_error_init(&err);
JNIEnv *env;
nat->vm->GetEnv((void**)&env, nat->envVer);
LOGV("... Address = %s", address);
jint result = CREATE_DEVICE_SUCCESS;
if (dbus_set_error_from_message(&err, msg)) {
if (dbus_error_has_name(&err, "org.bluez.Error.AlreadyExists")) {
result = CREATE_DEVICE_ALREADY_EXISTS;
} else {
result = CREATE_DEVICE_FAILED;
}
LOG_AND_FREE_DBUS_ERROR(&err);
}
jstring addr = env->NewStringUTF(address);
env->CallVoidMethod(nat->me,
method_onCreateDeviceResult,
addr,
result);
env->DeleteLocalRef(addr);
free(user);
}
void onDiscoverServicesResult(DBusMessage *msg, void *user, void *n) {
LOGV("%s", __FUNCTION__);
native_data_t *nat = (native_data_t *)n;
const char *path = (const char *)user;
DBusError err;
dbus_error_init(&err);
JNIEnv *env;
nat->vm->GetEnv((void**)&env, nat->envVer);
LOGV("... Device Path = %s", path);
bool result = JNI_TRUE;
if (dbus_set_error_from_message(&err, msg)) {
LOG_AND_FREE_DBUS_ERROR(&err);
result = JNI_FALSE;
}
jstring jPath = env->NewStringUTF(path);
env->CallVoidMethod(nat->me,
method_onDiscoverServicesResult,
jPath,
result);
env->DeleteLocalRef(jPath);
free(user);
}
void onGetDeviceServiceChannelResult(DBusMessage *msg, void *user, void *n) {
LOGV("%s", __FUNCTION__);
const char *address = (const char *) user;
native_data_t *nat = (native_data_t *) n;
DBusError err;
dbus_error_init(&err);
JNIEnv *env;
nat->vm->GetEnv((void**)&env, nat->envVer);
jint channel = -2;
LOGV("... address = %s", address);
if (dbus_set_error_from_message(&err, msg) ||
!dbus_message_get_args(msg, &err,
DBUS_TYPE_INT32, &channel,
DBUS_TYPE_INVALID)) {
LOGE("%s: D-Bus error: %s (%s)\n", __FUNCTION__, err.name, err.message);
dbus_error_free(&err);
}
done:
jstring addr = env->NewStringUTF(address);
env->CallVoidMethod(nat->me,
method_onGetDeviceServiceChannelResult,
addr,
channel);
env->DeleteLocalRef(addr);
free(user);
}
void onInputDeviceConnectionResult(DBusMessage *msg, void *user, void *n) {
LOGV("%s", __FUNCTION__);
native_data_t *nat = (native_data_t *)n;
const char *path = (const char *)user;
DBusError err;
dbus_error_init(&err);
JNIEnv *env;
nat->vm->GetEnv((void**)&env, nat->envVer);
jint result = INPUT_OPERATION_SUCCESS;
if (dbus_set_error_from_message(&err, msg)) {
if (!strcmp(err.name, BLUEZ_ERROR_IFC ".ConnectionAttemptFailed")) {
result = INPUT_CONNECT_FAILED_ATTEMPT_FAILED;
} else if (!strcmp(err.name, BLUEZ_ERROR_IFC ".AlreadyConnected")) {
result = INPUT_CONNECT_FAILED_ALREADY_CONNECTED;
} else if (!strcmp(err.name, BLUEZ_ERROR_IFC ".Failed")) {
// TODO():This is flaky, need to change Bluez to add new error codes
if (!strcmp(err.message, "Transport endpoint is not connected")) {
result = INPUT_DISCONNECT_FAILED_NOT_CONNECTED;
} else {
result = INPUT_OPERATION_GENERIC_FAILURE;
}
} else {
result = INPUT_OPERATION_GENERIC_FAILURE;
}
LOG_AND_FREE_DBUS_ERROR(&err);
}
LOGV("... Device Path = %s, result = %d", path, result);
jstring jPath = env->NewStringUTF(path);
env->CallVoidMethod(nat->me,
method_onInputDeviceConnectionResult,
jPath,
result);
env->DeleteLocalRef(jPath);
free(user);
}
void onPanDeviceConnectionResult(DBusMessage *msg, void *user, void *n) {
LOGV("%s", __FUNCTION__);
native_data_t *nat = (native_data_t *)n;
const char *path = (const char *)user;
DBusError err;
dbus_error_init(&err);
JNIEnv *env;
nat->vm->GetEnv((void**)&env, nat->envVer);
jint result = PAN_OPERATION_SUCCESS;
if (dbus_set_error_from_message(&err, msg)) {
if (!strcmp(err.name, BLUEZ_ERROR_IFC ".ConnectionAttemptFailed")) {
result = PAN_CONNECT_FAILED_ATTEMPT_FAILED;
} else if (!strcmp(err.name, BLUEZ_ERROR_IFC ".Failed")) {
// TODO():This is flaky, need to change Bluez to add new error codes
if (!strcmp(err.message, "Device already connected")) {
result = PAN_CONNECT_FAILED_ALREADY_CONNECTED;
} else if (!strcmp(err.message, "Device not connected")) {
result = PAN_DISCONNECT_FAILED_NOT_CONNECTED;
} else {
result = PAN_OPERATION_GENERIC_FAILURE;
}
} else {
result = PAN_OPERATION_GENERIC_FAILURE;
}
LOG_AND_FREE_DBUS_ERROR(&err);
}
LOGV("... Pan Device Path = %s, result = %d", path, result);
jstring jPath = env->NewStringUTF(path);
env->CallVoidMethod(nat->me,
method_onPanDeviceConnectionResult,
jPath,
result);
env->DeleteLocalRef(jPath);
free(user);
}
void onHealthDeviceConnectionResult(DBusMessage *msg, void *user, void *n) {
LOGV("%s", __FUNCTION__);
native_data_t *nat = (native_data_t *)n;
DBusError err;
dbus_error_init(&err);
JNIEnv *env;
nat->vm->GetEnv((void**)&env, nat->envVer);
jint result = HEALTH_OPERATION_SUCCESS;
if (dbus_set_error_from_message(&err, msg)) {
if (!strcmp(err.name, BLUEZ_ERROR_IFC ".InvalidArgs")) {
result = HEALTH_OPERATION_INVALID_ARGS;
} else if (!strcmp(err.name, BLUEZ_ERROR_IFC ".HealthError")) {
result = HEALTH_OPERATION_ERROR;
} else if (!strcmp(err.name, BLUEZ_ERROR_IFC ".NotFound")) {
result = HEALTH_OPERATION_NOT_FOUND;
} else if (!strcmp(err.name, BLUEZ_ERROR_IFC ".NotAllowed")) {
result = HEALTH_OPERATION_NOT_ALLOWED;
} else {
result = HEALTH_OPERATION_GENERIC_FAILURE;
}
LOG_AND_FREE_DBUS_ERROR(&err);
}
jint code = *(int *) user;
LOGV("... Health Device Code = %d, result = %d", code, result);
env->CallVoidMethod(nat->me,
method_onHealthDeviceConnectionResult,
code,
result);
free(user);
}
#endif
static JNINativeMethod sMethods[] = {
/* name, signature, funcPtr */
{"classInitNative", "()V", (void *)classInitNative},
{"initializeNativeDataNative", "()V", (void *)initializeNativeDataNative},
{"cleanupNativeDataNative", "()V", (void *)cleanupNativeDataNative},
{"startEventLoopNative", "()V", (void *)startEventLoopNative},
{"stopEventLoopNative", "()V", (void *)stopEventLoopNative},
{"isEventLoopRunningNative", "()Z", (void *)isEventLoopRunningNative}
};
int register_android_server_BluetoothEventLoop(JNIEnv *env) {
return AndroidRuntime::registerNativeMethods(env,
"android/server/BluetoothEventLoop", sMethods, NELEM(sMethods));
}
} /* namespace android */