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This commit is contained in:
KimLS
2017-04-02 20:03:51 -07:00
parent 9750d09635 773932d8f6
commit 281483efc1
146 changed files with 10532 additions and 7432 deletions
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loginserver/client.cpp
+85 -87
View File
@@ -1,19 +1,19 @@
/* EQEMu: Everquest Server Emulator
Copyright (C) 2001-2010 EQEMu Development Team (http://eqemulator.net)
Copyright (C) 2001-2010 EQEMu Development Team (http://eqemulator.net)
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY except by those people which sell it, which
are required to give you total support for your newly bought product;
without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY except by those people which sell it, which
are required to give you total support for your newly bought product;
without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "client.h"
#include "login_server.h"
@@ -21,7 +21,6 @@
#include "../common/misc_functions.h"
#include "../common/eqemu_logsys.h"
extern EQEmuLogSys Log;
extern LoginServer server;
Client::Client(std::shared_ptr<EQStreamInterface> c, LSClientVersion v)
@@ -37,14 +36,14 @@ Client::Client(std::shared_ptr<EQStreamInterface> c, LSClientVersion v)
bool Client::Process()
{
EQApplicationPacket *app = connection->PopPacket();
while(app)
while (app)
{
if(server.options.IsTraceOn())
if (server.options.IsTraceOn())
{
Log.Out(Logs::General, Logs::Login_Server, "Application packet received from client (size %u)", app->Size());
Log(Logs::General, Logs::Login_Server, "Application packet received from client (size %u)", app->Size());
}
if(server.options.IsDumpInPacketsOn())
if (server.options.IsDumpInPacketsOn())
{
DumpPacket(app);
}
@@ -55,68 +54,68 @@ bool Client::Process()
continue;
}
switch(app->GetOpcode())
switch (app->GetOpcode())
{
case OP_SessionReady:
{
if (server.options.IsTraceOn())
{
if(server.options.IsTraceOn())
{
Log.Out(Logs::General, Logs::Login_Server, "Session ready received from client.");
}
Handle_SessionReady((const char*)app->pBuffer, app->Size());
break;
Log(Logs::General, Logs::Login_Server, "Session ready received from client.");
}
Handle_SessionReady((const char*)app->pBuffer, app->Size());
break;
}
case OP_Login:
{
if (app->Size() < 20)
{
if(app->Size() < 20)
{
Log.Out(Logs::General, Logs::Error, "Login received but it is too small, discarding.");
break;
}
if(server.options.IsTraceOn())
{
Log.Out(Logs::General, Logs::Login_Server, "Login received from client.");
}
Handle_Login((const char*)app->pBuffer, app->Size());
Log(Logs::General, Logs::Error, "Login received but it is too small, discarding.");
break;
}
if (server.options.IsTraceOn())
{
Log(Logs::General, Logs::Login_Server, "Login received from client.");
}
Handle_Login((const char*)app->pBuffer, app->Size());
break;
}
case OP_ServerListRequest:
{
if (app->Size() < 4) {
Log.Out(Logs::General, Logs::Error, "Server List Request received but it is too small, discarding.");
break;
}
if(server.options.IsTraceOn())
{
Log.Out(Logs::General, Logs::Login_Server, "Server list request received from client.");
}
SendServerListPacket(*(uint32_t*)app->pBuffer);
{
if (app->Size() < 4) {
Log(Logs::General, Logs::Error, "Server List Request received but it is too small, discarding.");
break;
}
if (server.options.IsTraceOn())
{
Log(Logs::General, Logs::Login_Server, "Server list request received from client.");
}
SendServerListPacket(*(uint32_t*)app->pBuffer);
break;
}
case OP_PlayEverquestRequest:
{
if (app->Size() < sizeof(PlayEverquestRequest_Struct))
{
if(app->Size() < sizeof(PlayEverquestRequest_Struct))
{
Log.Out(Logs::General, Logs::Error, "Play received but it is too small, discarding.");
break;
}
Handle_Play((const char*)app->pBuffer);
Log(Logs::General, Logs::Error, "Play received but it is too small, discarding.");
break;
}
Handle_Play((const char*)app->pBuffer);
break;
}
default:
{
if (Log.log_settings[Logs::Client_Server_Packet_Unhandled].is_category_enabled == 1) {
char dump[64];
app->build_header_dump(dump);
Log.Out(Logs::General, Logs::Error, "Recieved unhandled application packet from the client: %s.", dump);
}
{
if (LogSys.log_settings[Logs::Client_Server_Packet_Unhandled].is_category_enabled == 1) {
char dump[64];
app->build_header_dump(dump);
Log(Logs::General, Logs::Error, "Recieved unhandled application packet from the client: %s.", dump);
}
}
}
delete app;
app = connection->PopPacket();
@@ -127,15 +126,15 @@ bool Client::Process()
void Client::Handle_SessionReady(const char* data, unsigned int size)
{
if(status != cs_not_sent_session_ready)
if (status != cs_not_sent_session_ready)
{
Log.Out(Logs::General, Logs::Error, "Session ready received again after already being received.");
Log(Logs::General, Logs::Error, "Session ready received again after already being received.");
return;
}
if(size < sizeof(unsigned int))
if (size < sizeof(unsigned int))
{
Log.Out(Logs::General, Logs::Error, "Session ready was too small.");
Log(Logs::General, Logs::Error, "Session ready was too small.");
return;
}
@@ -144,14 +143,14 @@ void Client::Handle_SessionReady(const char* data, unsigned int size)
/**
* The packets are mostly the same but slightly different between the two versions.
*/
if(version == cv_sod)
if (version == cv_sod)
{
EQApplicationPacket *outapp = new EQApplicationPacket(OP_ChatMessage, 17);
outapp->pBuffer[0] = 0x02;
outapp->pBuffer[10] = 0x01;
outapp->pBuffer[11] = 0x65;
if(server.options.IsDumpOutPacketsOn())
if (server.options.IsDumpOutPacketsOn())
{
DumpPacket(outapp);
}
@@ -168,7 +167,7 @@ void Client::Handle_SessionReady(const char* data, unsigned int size)
outapp->pBuffer[11] = 0x65;
strcpy((char*)(outapp->pBuffer + 15), msg);
if(server.options.IsDumpOutPacketsOn())
if (server.options.IsDumpOutPacketsOn())
{
DumpPacket(outapp);
}
@@ -182,13 +181,13 @@ void Client::Handle_Login(const char* data, unsigned int size)
{
auto mode = server.options.GetEncryptionMode();
if(status != cs_waiting_for_login) {
Log.Out(Logs::General, Logs::Error, "Login received after already having logged in.");
if (status != cs_waiting_for_login) {
Log(Logs::General, Logs::Error, "Login received after already having logged in.");
return;
}
if((size - 12) % 8 != 0) {
Log.Out(Logs::General, Logs::Error, "Login received packet of size: %u, this would cause a block corruption, discarding.", size);
if ((size - 12) % 8 != 0) {
Log(Logs::General, Logs::Error, "Login received packet of size: %u, this would cause a block corruption, discarding.", size);
return;
}
@@ -200,13 +199,13 @@ void Client::Handle_Login(const char* data, unsigned int size)
std::string outbuffer;
outbuffer.resize(size - 12);
if (outbuffer.length() == 0) {
Log.OutF(Logs::General, Logs::Debug, "Corrupt buffer sent to server, no length.");
LogF(Logs::General, Logs::Debug, "Corrupt buffer sent to server, no length.");
return;
}
auto r = eqcrypt_block(data + 10, size - 12, &outbuffer[0], 0);
if (r == nullptr) {
Log.OutF(Logs::General, Logs::Debug, "Failed to decrypt eqcrypt block");
LogF(Logs::General, Logs::Debug, "Failed to decrypt eqcrypt block");
return;
}
@@ -214,12 +213,12 @@ void Client::Handle_Login(const char* data, unsigned int size)
std::string user(&outbuffer[0]);
if (user.length() >= outbuffer.length()) {
Log.OutF(Logs::General, Logs::Debug, "Corrupt buffer sent to server, preventing buffer overflow.");
LogF(Logs::General, Logs::Debug, "Corrupt buffer sent to server, preventing buffer overflow.");
return;
}
bool result = false;
if(outbuffer[0] == 0 && outbuffer[1] == 0) {
if (outbuffer[0] == 0 && outbuffer[1] == 0) {
if (server.options.IsTokenLoginAllowed()) {
cred = (&outbuffer[2 + user.length()]);
result = server.db->GetLoginTokenDataFromToken(cred, connection->GetRemoteAddr(), db_account_id, user);
@@ -234,11 +233,11 @@ void Client::Handle_Login(const char* data, unsigned int size)
server.options.CanAutoCreateAccounts() &&
server.db->CreateLoginData(user, eqcrypt_hash(user, cred, mode), db_account_id) == true
) {
Log.OutF(Logs::General, Logs::Error, "User {0} does not exist in the database, so we created it...", user);
LogF(Logs::General, Logs::Error, "User {0} does not exist in the database, so we created it...", user);
result = true;
}
else {
Log.OutF(Logs::General, Logs::Error, "Error logging in, user {0} does not exist in the database.", user);
LogF(Logs::General, Logs::Error, "Error logging in, user {0} does not exist in the database.", user);
result = false;
}
}
@@ -302,7 +301,7 @@ void Client::Handle_Login(const char* data, unsigned int size)
char encrypted_buffer[80] = { 0 };
auto rc = eqcrypt_block((const char*)login_failed_attempts, 75, encrypted_buffer, 1);
if (rc == nullptr) {
Log.OutF(Logs::General, Logs::Debug, "Failed to encrypt eqcrypt block");
LogF(Logs::General, Logs::Debug, "Failed to encrypt eqcrypt block");
}
memcpy(login_accepted->encrypt, encrypted_buffer, 80);
@@ -340,9 +339,9 @@ void Client::Handle_Login(const char* data, unsigned int size)
void Client::Handle_Play(const char* data)
{
if(status != cs_logged_in)
if (status != cs_logged_in)
{
Log.Out(Logs::General, Logs::Error, "Client sent a play request when they were not logged in, discarding.");
Log(Logs::General, Logs::Error, "Client sent a play request when they were not logged in, discarding.");
return;
}
@@ -350,9 +349,9 @@ void Client::Handle_Play(const char* data)
unsigned int server_id_in = (unsigned int)play->ServerNumber;
unsigned int sequence_in = (unsigned int)play->Sequence;
if(server.options.IsTraceOn())
if (server.options.IsTraceOn())
{
Log.Out(Logs::General, Logs::Login_Server, "Play received from client, server number %u sequence %u.", server_id_in, sequence_in);
Log(Logs::General, Logs::Login_Server, "Play received from client, server number %u sequence %u.", server_id_in, sequence_in);
}
this->play_server_id = (unsigned int)play->ServerNumber;
@@ -365,7 +364,7 @@ void Client::SendServerListPacket(uint32 seq)
{
EQApplicationPacket *outapp = server.server_manager->CreateServerListPacket(this, seq);
if(server.options.IsDumpOutPacketsOn())
if (server.options.IsDumpOutPacketsOn())
{
DumpPacket(outapp);
}
@@ -376,9 +375,9 @@ void Client::SendServerListPacket(uint32 seq)
void Client::SendPlayResponse(EQApplicationPacket *outapp)
{
if(server.options.IsTraceOn())
if (server.options.IsTraceOn())
{
Log.Out(Logs::General, Logs::Netcode, "Sending play response for %s.", GetAccountName().c_str());
Log(Logs::General, Logs::Netcode, "Sending play response for %s.", GetAccountName().c_str());
// server_log->LogPacket(log_network_trace, (const char*)outapp->pBuffer, outapp->size);
}
connection->QueuePacket(outapp);
@@ -403,4 +402,3 @@ void Client::GenerateKey()
count++;
}
}