зеркало из https://github.com/mozilla/gecko-dev.git
86 строки
2.0 KiB
C++
86 строки
2.0 KiB
C++
/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
|
|
/* vim: set ts=2 et sw=2 tw=40: */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
|
|
* You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#include "BluetoothFirmware.h"
|
|
|
|
#include "nsDebug.h"
|
|
#include "nsError.h"
|
|
#include <dlfcn.h>
|
|
|
|
namespace mozilla {
|
|
namespace dom {
|
|
namespace bluetooth {
|
|
|
|
static struct BluedroidFunctions {
|
|
bool initialized;
|
|
bool tried_initialization;
|
|
|
|
BluedroidFunctions() :
|
|
initialized(false),
|
|
tried_initialization(false)
|
|
{
|
|
}
|
|
|
|
int (* bt_enable)();
|
|
int (* bt_disable)();
|
|
int (* bt_is_enabled)();
|
|
} sBluedroidFunctions;
|
|
|
|
bool EnsureBluetoothInit() {
|
|
if (sBluedroidFunctions.tried_initialization)
|
|
{
|
|
return sBluedroidFunctions.initialized;
|
|
}
|
|
|
|
sBluedroidFunctions.initialized = false;
|
|
sBluedroidFunctions.tried_initialization = true;
|
|
|
|
void* handle = dlopen("libbluedroid.so", RTLD_LAZY);
|
|
|
|
if(!handle) {
|
|
NS_ERROR("Failed to open libbluedroid.so, bluetooth cannot run");
|
|
return false;
|
|
}
|
|
|
|
sBluedroidFunctions.bt_enable = (int (*)())dlsym(handle, "bt_enable");
|
|
if(sBluedroidFunctions.bt_enable == NULL) {
|
|
NS_ERROR("Failed to attach bt_enable function");
|
|
return false;
|
|
}
|
|
sBluedroidFunctions.bt_disable = (int (*)())dlsym(handle, "bt_disable");
|
|
if(sBluedroidFunctions.bt_disable == NULL) {
|
|
NS_ERROR("Failed to attach bt_disable function");
|
|
return false;
|
|
}
|
|
sBluedroidFunctions.bt_is_enabled = (int (*)())dlsym(handle, "bt_is_enabled");
|
|
if(sBluedroidFunctions.bt_is_enabled == NULL) {
|
|
NS_ERROR("Failed to attach bt_is_enabled function");
|
|
return false;
|
|
}
|
|
sBluedroidFunctions.initialized = true;
|
|
return true;
|
|
}
|
|
|
|
int IsBluetoothEnabled()
|
|
{
|
|
return sBluedroidFunctions.bt_is_enabled();
|
|
}
|
|
|
|
int EnableBluetooth()
|
|
{
|
|
return sBluedroidFunctions.bt_enable();
|
|
}
|
|
|
|
int DisableBluetooth()
|
|
{
|
|
return sBluedroidFunctions.bt_disable();
|
|
}
|
|
|
|
|
|
}
|
|
}
|
|
}
|