tenfourfox/dom/bluetooth/common/BluetoothUtils.h
Cameron Kaiser c9b2922b70 hello FPR
2017-04-19 00:56:45 -07:00

341 lines
9.5 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/. */
#ifndef mozilla_dom_bluetooth_BluetoothUtils_h
#define mozilla_dom_bluetooth_BluetoothUtils_h
#include "BluetoothCommon.h"
#include "js/TypeDecls.h"
namespace mozilla {
namespace dom {
class GattPermissions;
class GattCharacteristicProperties;
}
}
BEGIN_BLUETOOTH_NAMESPACE
class BluetoothNamedValue;
class BluetoothReplyRunnable;
class BluetoothValue;
//
// Address/String conversion
//
void
AddressToString(const BluetoothAddress& aAddress, nsAString& aString);
nsresult
StringToAddress(const nsAString& aString, BluetoothAddress& aAddress);
//
// Pin code/string conversion
//
nsresult
PinCodeToString(const BluetoothPinCode& aPinCode, nsAString& aString);
nsresult
StringToPinCode(const nsAString& aString, BluetoothPinCode& aPinCode);
//
// Play status/string conversion
//
nsresult
StringToControlPlayStatus(const nsAString& aString,
ControlPlayStatus& aPlayStatus);
//
// Property type/string conversion
//
nsresult
StringToPropertyType(const nsAString& aString, BluetoothPropertyType& aType);
//
// Property conversion
//
nsresult
NamedValueToProperty(const BluetoothNamedValue& aIn,
BluetoothProperty& aProperty);
//
// Remote name/string conversion
//
void
RemoteNameToString(const BluetoothRemoteName& aRemoteName, nsAString& aString);
//
// Service name/string conversion
//
nsresult
StringToServiceName(const nsAString& aString,
BluetoothServiceName& aServiceName);
//
// BluetoothUuid <-> uuid string conversion
//
/**
* Convert BluetoothUuid object to xxxxxxxx-xxxx-xxxx-xxxxxxxxxxxx uuid string.
*
* Note: This utility function is used by gecko internal only to convert
* BluetoothUuid created by bluetooth stack to uuid string representation.
*/
void
UuidToString(const BluetoothUuid& aUuid, nsAString& aString);
/**
* Convert xxxxxxxx-xxxx-xxxx-xxxxxxxxxxxx uuid string to BluetoothUuid object.
*
* Note: This utility function is used by gecko internal only to convert uuid
* string created by gecko back to BluetoothUuid representation.
*/
nsresult
StringToUuid(const nsAString& aString, BluetoothUuid& aUuid);
/**
* Generate a random uuid.
*
* @param aUuid [out] The generated uuid.
*/
nsresult
GenerateUuid(BluetoothUuid &aUuid);
/**
* Generate a random uuid.
*
* @param aUuidString [out] String to store the generated uuid.
*/
nsresult
GenerateUuid(nsAString &aUuidString);
/**
* Convert BluetoothGattAttrPerm bit masks to GattPermissions object.
*
* @param aBits [in] BluetoothGattAttrPerm bit masks.
* @param aPermissions [out] GattPermissions object.
*/
void
GattPermissionsToDictionary(BluetoothGattAttrPerm aBits,
GattPermissions& aPermissions);
/**
* Convert GattPermissions object to BluetoothGattAttrPerm bit masks.
*
* @param aPermissions [in] GattPermissions object.
* @param aBits [out] BluetoothGattAttrPerm bit masks.
*/
void
GattPermissionsToBits(const GattPermissions& aPermissions,
BluetoothGattAttrPerm& aBits);
/**
* Convert BluetoothGattCharProp bit masks to GattCharacteristicProperties
* object.
*
* @param aBits [in] BluetoothGattCharProp bit masks.
* @param aProperties [out] GattCharacteristicProperties object.
*/
void
GattPropertiesToDictionary(BluetoothGattCharProp aBits,
GattCharacteristicProperties& aProperties);
/**
* Convert GattCharacteristicProperties object to BluetoothGattCharProp bit
* masks.
*
* @param aProperties [in] GattCharacteristicProperties object.
* @param aBits [out] BluetoothGattCharProp bit masks.
*/
void
GattPropertiesToBits(const GattCharacteristicProperties& aProperties,
BluetoothGattCharProp& aBits);
//
// Generate bluetooth signal path from GattId
//
/**
* Generate bluetooth signal path from a GattId.
*
* @param aId [in] GattId value to convert.
* @param aPath [out] Bluetooth signal path generated from aId.
*/
void
GeneratePathFromGattId(const BluetoothGattId& aId,
nsAString& aPath);
//
// Register/Unregister bluetooth signal handlers
//
/**
* Register the Bluetooth signal handler.
*
* @param aPath Path of the signal to be registered.
* @param aHandler The message handler object to be added into the observer
* list. Note that this function doesn't take references to it.
*/
void
RegisterBluetoothSignalHandler(const nsAString& aPath,
BluetoothSignalObserver* aHandler);
/**
* Register the Bluetooth signal handler.
*
* @param aAddress Address of the signal to be unregistered.
* @param aHandler The message handler object to be added into the observer
* list. Note that this function doesn't take references to it.
*/
void
RegisterBluetoothSignalHandler(const BluetoothAddress& aAddress,
BluetoothSignalObserver* aHandler);
/**
* Register the Bluetooth signal handler.
*
* @param aUuid UUID of the signal to be unregistered.
* @param aHandler The message handler object to be added into the observer
* list. Note that this function doesn't take references to it.
*/
void
RegisterBluetoothSignalHandler(const BluetoothUuid& aUuid,
BluetoothSignalObserver* aHandler);
/**
* Unregister the Bluetooth signal handler.
*
* @param aPath Path of the signal to be unregistered.
* @param aHandler The message handler object to be removed from the observer
* list. Note that this function doesn't take references to it.
*/
void
UnregisterBluetoothSignalHandler(const nsAString& aPath,
BluetoothSignalObserver* aHandler);
/**
* Unregister the Bluetooth signal handler.
*
* @param aAddress Address of the signal to be unregistered.
* @param aHandler The message handler object to be removed from the observer
* list. Note that this function doesn't take references to it.
*/
void
UnregisterBluetoothSignalHandler(const BluetoothAddress& aAddress,
BluetoothSignalObserver* aHandler);
/**
* Unregister the Bluetooth signal handler.
*
* @param aUuid UUID of the signal to be unregistered.
* @param aHandler The message handler object to be removed from the observer
* list. Note that this function doesn't take references to it.
*/
void
UnregisterBluetoothSignalHandler(const BluetoothUuid& aUuid,
BluetoothSignalObserver* aHandler);
//
// Broadcast system message
//
bool
BroadcastSystemMessage(const nsAString& aType,
const BluetoothValue& aData);
bool
BroadcastSystemMessage(const nsAString& aType,
const InfallibleTArray<BluetoothNamedValue>& aData);
//
// Dispatch bluetooth reply to main thread
//
/**
* Dispatch successful bluetooth reply with NO value to reply request.
*
* @param aRunnable the runnable to reply bluetooth request.
*/
void
DispatchReplySuccess(BluetoothReplyRunnable* aRunnable);
/**
* Dispatch successful bluetooth reply with value to reply request.
*
* @param aRunnable the runnable to reply bluetooth request.
* @param aValue the BluetoothValue to reply successful request.
*/
void
DispatchReplySuccess(BluetoothReplyRunnable* aRunnable,
const BluetoothValue& aValue);
/**
* Dispatch failed bluetooth reply with error string.
*
* This function is for methods returning DOMRequest. If |aErrorStr| is not
* empty, the DOMRequest property 'error.name' would be updated to |aErrorStr|
* before callback function 'onerror' is fired.
*
* NOTE: For methods returning Promise, |aErrorStr| would be ignored and only
* STATUS_FAIL is returned in BluetoothReplyRunnable.
*
* @param aRunnable the runnable to reply bluetooth request.
* @param aErrorStr the error string to reply failed request.
*/
void
DispatchReplyError(BluetoothReplyRunnable* aRunnable,
const nsAString& aErrorStr);
/**
* Dispatch failed bluetooth reply with error status.
*
* This function is for methods returning Promise. The Promise would reject
* with an Exception object that carries nsError associated with |aStatus|.
* The name and messege of Exception (defined in dom/base/domerr.msg) are
* filled automatically during promise rejection.
*
* @param aRunnable the runnable to reply bluetooth request.
* @param aStatus the error status to reply failed request.
*/
void
DispatchReplyError(BluetoothReplyRunnable* aRunnable,
const enum BluetoothStatus aStatus);
void
DispatchStatusChangedEvent(const nsAString& aType,
const nsAString& aDeviceAddress,
bool aStatus);
//
// BluetoothNamedValue manipulation
//
/**
* Wrap literal name and value into a BluetoothNamedValue and
* append it to the array.
*/
void AppendNamedValue(InfallibleTArray<BluetoothNamedValue>& aArray,
const char* aName, const BluetoothValue& aValue);
/**
* Wrap literal name and value into a BluetoothNamedValue and
* insert it to the array.
*/
void InsertNamedValue(InfallibleTArray<BluetoothNamedValue>& aArray,
uint8_t aIndex, const char* aName,
const BluetoothValue& aValue);
END_BLUETOOTH_NAMESPACE
#endif // mozilla_dom_bluetooth_BluetoothUtils_h