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cuberite-2a/src/Protocol/Protocol132.cpp

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// Protocol132.cpp
// Implements the cProtocol132 class representing the release 1.3.2 protocol (#39)
#include "Globals.h"
#include "ChunkDataSerializer.h"
#include "Protocol132.h"
#include "../Root.h"
#include "../Server.h"
#include "../World.h"
#include "../ClientHandle.h"
#include "../Item.h"
#include "../Entities/Player.h"
#include "../Mobs/Monster.h"
#include "../UI/Window.h"
#include "../Entities/Pickup.h"
#include "../WorldStorage/FastNBT.h"
#include "../WorldStorage/EnchantmentSerializer.h"
#include "../StringCompression.h"
#include "PolarSSL++/Sha1Checksum.h"
#define HANDLE_PACKET_READ(Proc, Type, Var) \
Type Var; \
{ \
if (!m_ReceivedData.Proc(Var)) \
{ \
m_ReceivedData.CheckValid(); \
return PARSE_INCOMPLETE; \
} \
m_ReceivedData.CheckValid(); \
}
const int MAX_ENC_LEN = 512; // Maximum size of the encrypted message; should be 128, but who knows...
enum
{
PACKET_KEEP_ALIVE = 0x00,
PACKET_LOGIN = 0x01,
PACKET_ENTITY_EQUIPMENT = 0x05,
PACKET_COMPASS = 0x06,
PACKET_PLAYER_SPAWN = 0x14,
PACKET_COLLECT_PICKUP = 0x16,
PACKET_SPAWN_MOB = 0x18,
PACKET_DESTROY_ENTITIES = 0x1d,
PACKET_CHUNK_DATA = 0x33,
PACKET_BLOCK_CHANGE = 0x35,
PACKET_BLOCK_ACTION = 0x36,
PACKET_BLOCK_BREAK_ANIM = 0x37,
PACKET_SOUND_EFFECT = 0x3e,
PACKET_SOUND_PARTICLE_EFFECT = 0x3d,
PACKET_TAB_COMPLETION = 0xcb,
PACKET_LOCALE_VIEW_DISTANCE = 0xcc,
PACKET_CLIENT_STATUSES = 0xcd,
PACKET_ENCRYPTION_KEY_RESP = 0xfc,
} ;
////////////////////////////////////////////////////////////////////////////////
// cProtocol132:
cProtocol132::cProtocol132(cClientHandle * a_Client) :
super(a_Client),
m_IsEncrypted(false)
{
}
cProtocol132::~cProtocol132()
{
if (!m_DataToSend.empty())
{
LOGD("There are " SIZE_T_FMT " unsent bytes while deleting cProtocol132", m_DataToSend.size());
}
}
void cProtocol132::DataReceived(const char * a_Data, size_t a_Size)
{
if (m_IsEncrypted)
{
Byte Decrypted[512];
while (a_Size > 0)
{
size_t NumBytes = (a_Size > sizeof(Decrypted)) ? sizeof(Decrypted) : a_Size;
m_Decryptor.ProcessData(Decrypted, (Byte *)a_Data, NumBytes);
super::DataReceived((const char *)Decrypted, NumBytes);
a_Size -= NumBytes;
a_Data += NumBytes;
}
}
else
{
super::DataReceived(a_Data, a_Size);
}
}
void cProtocol132::SendBlockAction(int a_BlockX, int a_BlockY, int a_BlockZ, char a_Byte1, char a_Byte2, BLOCKTYPE a_BlockType)
{
cCSLock Lock(m_CSPacket);
WriteByte (PACKET_BLOCK_ACTION);
WriteInt (a_BlockX);
WriteShort((short)a_BlockY);
WriteInt (a_BlockZ);
WriteChar (a_Byte1);
WriteChar (a_Byte2);
WriteShort(a_BlockType);
Flush();
}
void cProtocol132::SendBlockBreakAnim(int a_entityID, int a_BlockX, int a_BlockY, int a_BlockZ, char stage)
{
cCSLock Lock(m_CSPacket);
WriteByte (PACKET_BLOCK_BREAK_ANIM);
WriteInt (a_entityID);
WriteInt (a_BlockX);
WriteInt (a_BlockY);
WriteInt (a_BlockZ);
WriteChar (stage);
Flush();
}
void cProtocol132::SendBlockChange(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta)
{
cCSLock Lock(m_CSPacket);
WriteByte (PACKET_BLOCK_CHANGE);
WriteInt (a_BlockX);
WriteByte ((unsigned char)a_BlockY);
WriteInt (a_BlockZ);
WriteShort(a_BlockType);
WriteByte (a_BlockMeta);
Flush();
}
void cProtocol132::SendChunkData(int a_ChunkX, int a_ChunkZ, cChunkDataSerializer & a_Serializer)
{
cCSLock Lock(m_CSPacket);
// Pre-chunk not used in 1.3.2. Finally.
// Send the chunk data:
AString Serialized = a_Serializer.Serialize(cChunkDataSerializer::RELEASE_1_3_2);
WriteByte(PACKET_CHUNK_DATA);
WriteInt (a_ChunkX);
WriteInt (a_ChunkZ);
SendData(Serialized.data(), Serialized.size());
Flush();
}
void cProtocol132::SendCollectEntity(const cEntity & a_Entity, const cPlayer & a_Player)
{
cCSLock Lock(m_CSPacket);
WriteByte(PACKET_COLLECT_PICKUP);
WriteInt (a_Entity.GetUniqueID());
WriteInt (a_Player.GetUniqueID());
Flush();
}
void cProtocol132::SendDestroyEntity(const cEntity & a_Entity)
{
if (a_Entity.GetUniqueID() == m_Client->GetPlayer()->GetUniqueID())
{
// Do not send "destroy self" to the client, the client would crash (FS #254)
return;
}
cCSLock Lock(m_CSPacket);
WriteByte(PACKET_DESTROY_ENTITIES);
WriteByte(1); // entity count
WriteInt (a_Entity.GetUniqueID());
Flush();
}
void cProtocol132::SendEntityEquipment(const cEntity & a_Entity, short a_SlotNum, const cItem & a_Item)
{
cCSLock Lock(m_CSPacket);
WriteByte (PACKET_ENTITY_EQUIPMENT);
WriteInt (a_Entity.GetUniqueID());
WriteShort(a_SlotNum);
WriteItem (a_Item);
Flush();
}
void cProtocol132::SendLogin(const cPlayer & a_Player, const cWorld & a_World)
{
cCSLock Lock(m_CSPacket);
WriteByte (PACKET_LOGIN);
WriteInt (a_Player.GetUniqueID()); // EntityID of the player
WriteString("default"); // Level type
WriteByte ((Byte)a_Player.GetGameMode());
WriteByte ((Byte)(a_World.GetDimension()));
WriteByte (2); // TODO: Difficulty
WriteByte (0); // Unused, used to be world height
WriteByte (8); // Client list width or something
Flush();
m_LastSentDimension = a_World.GetDimension();
SendCompass(a_World);
}
void cProtocol132::SendPlayerSpawn(const cPlayer & a_Player)
{
const cItem & HeldItem = a_Player.GetEquippedItem();
cCSLock Lock(m_CSPacket);
WriteByte (PACKET_PLAYER_SPAWN);
WriteInt (a_Player.GetUniqueID());
WriteString(a_Player.GetName());
WriteInt ((int)(a_Player.GetPosX() * 32));
WriteInt ((int)(a_Player.GetPosY() * 32));
WriteInt ((int)(a_Player.GetPosZ() * 32));
WriteChar ((char)((a_Player.GetYaw() / 360.f) * 256));
WriteChar ((char)((a_Player.GetPitch() / 360.f) * 256));
WriteShort (HeldItem.IsEmpty() ? 0 : HeldItem.m_ItemType);
// Player metadata: just use a default metadata value, since the client doesn't like starting without any metadata:
WriteByte (0); // Index 0, byte (flags)
WriteByte (0); // Flags, empty
WriteByte (0x7f); // End of metadata
Flush();
}
void cProtocol132::SendSoundEffect(const AString & a_SoundName, double a_X, double a_Y, double a_Z, float a_Volume, float a_Pitch)
{
cCSLock Lock(m_CSPacket);
WriteByte (PACKET_SOUND_EFFECT);
WriteString (a_SoundName);
WriteInt ((int)(a_X * 8.0));
WriteInt ((int)(a_Y * 8.0));
WriteInt ((int)(a_Z * 8.0));
WriteFloat (a_Volume);
WriteChar ((char)(a_Pitch * 63.0f));
Flush();
}
void cProtocol132::SendSoundParticleEffect(int a_EffectID, int a_SrcX, int a_SrcY, int a_SrcZ, int a_Data)
{
cCSLock Lock(m_CSPacket);
WriteByte(PACKET_SOUND_PARTICLE_EFFECT);
WriteInt (a_EffectID);
WriteInt (a_SrcX);
WriteByte((Byte)a_SrcY);
WriteInt (a_SrcZ);
WriteInt (a_Data);
Flush();
}
void cProtocol132::SendSpawnMob(const cMonster & a_Mob)
{
cCSLock Lock(m_CSPacket);
WriteByte (PACKET_SPAWN_MOB);
WriteInt (a_Mob.GetUniqueID());
WriteByte ((Byte)a_Mob.GetMobType());
WriteVectorI((Vector3i)(a_Mob.GetPosition() * 32));
WriteByte ((Byte)((a_Mob.GetYaw() / 360.f) * 256));
WriteByte ((Byte)((a_Mob.GetPitch() / 360.f) * 256));
WriteByte ((Byte)((a_Mob.GetHeadYaw() / 360.f) * 256));
WriteShort ((short)(a_Mob.GetSpeedX() * 400));
WriteShort ((short)(a_Mob.GetSpeedY() * 400));
WriteShort ((short)(a_Mob.GetSpeedZ() * 400));
WriteCommonMetadata(a_Mob);
WriteMobMetadata(a_Mob);
WriteByte(0x7f);
Flush();
}
void cProtocol132::SendTabCompletionResults(const AStringVector & a_Results)
{
if (a_Results.empty())
{
// No results to send
return;
}
AString Serialized(a_Results[0]);
for (AStringVector::const_iterator itr = a_Results.begin() + 1, end = a_Results.end(); itr != end; ++itr)
{
Serialized.push_back(0);
Serialized.append(*itr);
} // for itr - a_Results[]
cCSLock Lock(m_CSPacket);
WriteByte(PACKET_TAB_COMPLETION);
WriteString(Serialized);
Flush();
}
void cProtocol132::SendUnloadChunk(int a_ChunkX, int a_ChunkZ)
{
// Unloading the chunk is done by sending a "map chunk" packet
// with IncludeInitialize set to true and primary bitmap set to 0:
cCSLock Lock(m_CSPacket);
WriteByte(PACKET_CHUNK_DATA);
WriteInt (a_ChunkX);
WriteInt (a_ChunkZ);
WriteBool(true); // IncludeInitialize
WriteShort(0); // Primary bitmap
WriteShort(0); // Add bitmap
WriteInt(0);
Flush();
}
void cProtocol132::SendWholeInventory(const cWindow & a_Window)
{
// 1.3.2 requires player inventory slots to be sent as SetSlot packets,
// otherwise it sometimes fails to update the window
// Send the entire window:
super::SendWholeInventory(a_Window);
// Send the player inventory and hotbar:
cPlayer * Player = m_Client->GetPlayer();
const cInventory & Inventory = Player->GetInventory();
int BaseOffset = a_Window.GetNumSlots() - (cInventory::invNumSlots - cInventory::invInventoryOffset); // Number of non-inventory slots
char WindowID = a_Window.GetWindowID();
for (short i = 0; i < cInventory::invInventoryCount; i++)
{
SendInventorySlot(WindowID, BaseOffset + i, Inventory.GetInventorySlot(i));
} // for i - Inventory[]
BaseOffset += cInventory::invInventoryCount;
for (short i = 0; i < cInventory::invHotbarCount; i++)
{
SendInventorySlot(WindowID, BaseOffset + i, Inventory.GetHotbarSlot(i));
} // for i - Hotbar[]
// Send even the item being dragged:
SendInventorySlot(-1, -1, Player->GetDraggingItem());
}
AString cProtocol132::GetAuthServerID(void)
{
// http://wiki.vg/wiki/index.php?title=Session&oldid=2615
// Server uses SHA1 to mix ServerID, Client secret and server public key together
// The mixing is done in StartEncryption, the result is in m_AuthServerID
return m_AuthServerID;
}
int cProtocol132::ParsePacket(unsigned char a_PacketType)
{
switch (a_PacketType)
{
default: return super::ParsePacket(a_PacketType); // off-load previously known packets into cProtocol125
case PACKET_CLIENT_STATUSES: return ParseClientStatuses();
case PACKET_ENCRYPTION_KEY_RESP: return ParseEncryptionKeyResponse();
case PACKET_LOCALE_VIEW_DISTANCE: return ParseLocaleViewDistance();
case PACKET_TAB_COMPLETION: return ParseTabCompletion();
}
}
int cProtocol132::ParseBlockPlace(void)
{
HANDLE_PACKET_READ(ReadBEInt, int, PosX);
HANDLE_PACKET_READ(ReadByte, Byte, PosY);
HANDLE_PACKET_READ(ReadBEInt, int, PosZ);
HANDLE_PACKET_READ(ReadChar, char, BlockFace);
cItem HeldItem;
int res = ParseItem(HeldItem);
if (res < 0)
{
return res;
}
HANDLE_PACKET_READ(ReadChar, char, CursorX);
HANDLE_PACKET_READ(ReadChar, char, CursorY);
HANDLE_PACKET_READ(ReadChar, char, CursorZ);
m_Client->HandleRightClick(PosX, PosY, PosZ, static_cast<eBlockFace>(BlockFace), CursorX, CursorY, CursorZ, HeldItem);
return PARSE_OK;
}
int cProtocol132::ParseHandshake(void)
{
HANDLE_PACKET_READ(ReadByte, Byte, ProtocolVersion);
HANDLE_PACKET_READ(ReadBEUTF16String16, AString, Username);
HANDLE_PACKET_READ(ReadBEUTF16String16, AString, ServerHost);
HANDLE_PACKET_READ(ReadBEInt, int, ServerPort);
m_Username = Username;
if (!m_Client->HandleHandshake( m_Username))
{
return PARSE_OK; // Player is not allowed into the server
}
// Send a 0xfd Encryption Key Request http://wiki.vg/Protocol#0xFD
SendEncryptionKeyRequest();
return PARSE_OK;
}
int cProtocol132::ParseClientStatuses(void)
{
HANDLE_PACKET_READ(ReadByte, Byte, Status);
if ((Status & 1) == 0)
{
m_Client->HandleLogin(39, m_Username);
}
else
{
m_Client->HandleRespawn();
}
return PARSE_OK;
}
int cProtocol132::ParseEncryptionKeyResponse(void)
{
// Read the encryption key:
HANDLE_PACKET_READ(ReadBEShort, short, EncKeyLength);
if (EncKeyLength > MAX_ENC_LEN)
{
LOGD("Too long encryption key");
m_Client->Kick("Hacked client");
return PARSE_OK;
}
AString EncKey;
if (!m_ReceivedData.ReadString(EncKey, (size_t)EncKeyLength))
{
return PARSE_INCOMPLETE;
}
// Read the encryption nonce:
HANDLE_PACKET_READ(ReadBEShort, short, EncNonceLength);
AString EncNonce;
if (!m_ReceivedData.ReadString(EncNonce, (size_t)EncNonceLength))
{
return PARSE_INCOMPLETE;
}
if (EncNonceLength > MAX_ENC_LEN)
{
LOGD("Too long encryption nonce");
m_Client->Kick("Hacked client");
return PARSE_OK;
}
HandleEncryptionKeyResponse(EncKey, EncNonce);
return PARSE_OK;
}
int cProtocol132::ParseLocaleViewDistance(void)
{
HANDLE_PACKET_READ(ReadBEUTF16String16, AString, Locale);
HANDLE_PACKET_READ(ReadChar, char, ViewDistance);
HANDLE_PACKET_READ(ReadChar, char, ChatFlags);
HANDLE_PACKET_READ(ReadChar, char, ClientDifficulty);
m_Client->SetLocale(Locale);
// TODO: m_Client->HandleViewDistance(ViewDistance);
// TODO: m_Client->HandleChatFlags(ChatFlags);
// Ignoring client difficulty
return PARSE_OK;
}
int cProtocol132::ParseLogin(void)
{
// Login packet not used in 1.3.2
return PARSE_ERROR;
}
int cProtocol132::ParsePlayerAbilities(void)
{
HANDLE_PACKET_READ(ReadBool, bool, Flags);
HANDLE_PACKET_READ(ReadChar, char, FlyingSpeed);
HANDLE_PACKET_READ(ReadChar, char, WalkingSpeed);
// TODO: m_Client->HandlePlayerAbilities(...);
return PARSE_OK;
}
int cProtocol132::ParseTabCompletion(void)
{
HANDLE_PACKET_READ(ReadBEUTF16String16, AString, Text);
m_Client->HandleTabCompletion(Text);
return PARSE_OK;
}
void cProtocol132::SendData(const char * a_Data, size_t a_Size)
{
m_DataToSend.append(a_Data, a_Size);
}
void cProtocol132::Flush(void)
{
ASSERT(m_CSPacket.IsLockedByCurrentThread()); // Did all packets lock the CS properly?
if (m_DataToSend.empty())
{
LOGD("Flushing empty");
return;
}
const char * Data = m_DataToSend.data();
size_t Size = m_DataToSend.size();
if (m_IsEncrypted)
{
Byte Encrypted[8192]; // Larger buffer, we may be sending lots of data (chunks)
while (Size > 0)
{
size_t NumBytes = (Size > sizeof(Encrypted)) ? sizeof(Encrypted) : Size;
m_Encryptor.ProcessData(Encrypted, (Byte *)Data, NumBytes);
super::SendData((const char *)Encrypted, NumBytes);
Size -= NumBytes;
Data += NumBytes;
}
}
else
{
super::SendData(Data, Size);
}
m_DataToSend.clear();
}
void cProtocol132::WriteItem(const cItem & a_Item)
{
short ItemType = a_Item.m_ItemType;
ASSERT(ItemType >= -1); // Check validity of packets in debug runtime
if (ItemType <= 0)
{
// Fix, to make sure no invalid values are sent.
ItemType = -1;
}
if (a_Item.IsEmpty())
{
WriteShort(-1);
return;
}
WriteShort(ItemType);
WriteChar (a_Item.m_ItemCount);
WriteShort(a_Item.m_ItemDamage);
if (a_Item.m_Enchantments.IsEmpty())
{
WriteShort(-1);
return;
}
// Send the enchantments:
cFastNBTWriter Writer;
const char * TagName = (a_Item.m_ItemType == E_ITEM_BOOK) ? "StoredEnchantments" : "ench";
EnchantmentSerializer::WriteToNBTCompound(a_Item.m_Enchantments, Writer, TagName);
Writer.Finish();
AString Compressed;
CompressStringGZIP(Writer.GetResult().data(), Writer.GetResult().size(), Compressed);
WriteShort((short)Compressed.size());
SendData(Compressed.data(), Compressed.size());
}
int cProtocol132::ParseItem(cItem & a_Item)
{
HANDLE_PACKET_READ(ReadBEShort, short, ItemType);
if (ItemType <= -1)
{
a_Item.Empty();
return PARSE_OK;
}
a_Item.m_ItemType = ItemType;
HANDLE_PACKET_READ(ReadChar, char, ItemCount);
HANDLE_PACKET_READ(ReadBEShort, short, ItemDamage);
a_Item.m_ItemCount = ItemCount;
a_Item.m_ItemDamage = ItemDamage;
if (ItemCount <= 0)
{
a_Item.Empty();
}
HANDLE_PACKET_READ(ReadBEShort, short, MetadataLength);
if (MetadataLength <= 0)
{
return PARSE_OK;
}
// Read the metadata
AString Metadata;
Metadata.resize((size_t)MetadataLength);
if (!m_ReceivedData.ReadBuf((void *)Metadata.data(), (size_t)MetadataLength))
{
return PARSE_INCOMPLETE;
}
return ParseItemMetadata(a_Item, Metadata);
}
int cProtocol132::ParseItemMetadata(cItem & a_Item, const AString & a_Metadata)
{
// Uncompress the GZIPped data:
AString Uncompressed;
if (UncompressStringGZIP(a_Metadata.data(), a_Metadata.size(), Uncompressed) != Z_OK)
{
AString HexDump;
CreateHexDump(HexDump, a_Metadata.data(), a_Metadata.size(), 16);
LOG("Cannot unGZIP item metadata:\n%s", HexDump.c_str());
return PARSE_ERROR;
}
// Parse into NBT:
cParsedNBT NBT(Uncompressed.data(), Uncompressed.size());
if (!NBT.IsValid())
{
AString HexDump;
CreateHexDump(HexDump, Uncompressed.data(), Uncompressed.size(), 16);
LOG("Cannot parse NBT item metadata:\n%s", HexDump.c_str());
return PARSE_ERROR;
}
// Load enchantments from the NBT:
for (int tag = NBT.GetFirstChild(NBT.GetRoot()); tag >= 0; tag = NBT.GetNextSibling(tag))
{
if (
(NBT.GetType(tag) == TAG_List) &&
(
(NBT.GetName(tag) == "ench") ||
(NBT.GetName(tag) == "StoredEnchantments")
)
)
{
EnchantmentSerializer::ParseFromNBT(a_Item.m_Enchantments, NBT, tag);
}
}
return PARSE_OK;
}
void cProtocol132::SendCompass(const cWorld & a_World)
{
cCSLock Lock(m_CSPacket);
WriteByte(PACKET_COMPASS);
WriteInt((int)(a_World.GetSpawnX()));
WriteInt((int)(a_World.GetSpawnY()));
WriteInt((int)(a_World.GetSpawnZ()));
Flush();
}
void cProtocol132::SendEncryptionKeyRequest(void)
{
cCSLock Lock(m_CSPacket);
cServer * Server = cRoot::Get()->GetServer();
WriteByte(0xfd);
WriteString(Server->GetServerID());
const AString & PublicKeyDER = Server->GetPublicKeyDER();
WriteShort((short)(PublicKeyDER.size()));
SendData(PublicKeyDER.data(), PublicKeyDER.size());
WriteShort(4);
WriteInt((int)(intptr_t)this); // Using 'this' as the cryptographic nonce, so that we don't have to generate one each time :)
Flush();
}
void cProtocol132::HandleEncryptionKeyResponse(const AString & a_EncKey, const AString & a_EncNonce)
{
// Decrypt EncNonce using privkey
cRsaPrivateKey & rsaDecryptor = cRoot::Get()->GetServer()->GetPrivateKey();
Int32 DecryptedNonce[MAX_ENC_LEN / sizeof(Int32)];
int res = rsaDecryptor.Decrypt((const Byte *)a_EncNonce.data(), a_EncNonce.size(), (Byte *)DecryptedNonce, sizeof(DecryptedNonce));
if (res != 4)
{
LOGD("Bad nonce length");
m_Client->Kick("Hacked client");
return;
}
if (ntohl(DecryptedNonce[0]) != (unsigned)(uintptr_t)this)
{
LOGD("Bad nonce value");
m_Client->Kick("Hacked client");
return;
}
// Decrypt the symmetric encryption key using privkey:
Byte DecryptedKey[MAX_ENC_LEN];
res = rsaDecryptor.Decrypt((const Byte *)a_EncKey.data(), a_EncKey.size(), DecryptedKey, sizeof(DecryptedKey));
if (res != 16)
{
LOGD("Bad key length");
m_Client->Kick("Hacked client");
return;
}
{
// Send encryption key response:
cCSLock Lock(m_CSPacket);
WriteByte(0xfc);
WriteShort(0);
WriteShort(0);
Flush();
}
#ifdef _DEBUG
AString DecryptedKeyHex;
CreateHexDump(DecryptedKeyHex, DecryptedKey, res, 16);
LOGD("Received encryption key, %d bytes:\n%s", res, DecryptedKeyHex.c_str());
#endif
StartEncryption(DecryptedKey);
return;
}
void cProtocol132::StartEncryption(const Byte * a_Key)
{
m_Encryptor.Init(a_Key, a_Key);
m_Decryptor.Init(a_Key, a_Key);
m_IsEncrypted = true;
// Prepare the m_AuthServerID:
cSha1Checksum Checksum;
cServer * Server = cRoot::Get()->GetServer();
AString ServerID = Server->GetServerID();
Checksum.Update((const Byte *)ServerID.c_str(), ServerID.length());
Checksum.Update(a_Key, 16);
Checksum.Update((const Byte *)Server->GetPublicKeyDER().data(), Server->GetPublicKeyDER().size());
Byte Digest[20];
Checksum.Finalize(Digest);
cSha1Checksum::DigestToJava(Digest, m_AuthServerID);
}
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