1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
|
#include "pch.h"
#include "engine/hoststate.h"
#include "masterserver/masterserver.h"
#include "server/auth/serverauthentication.h"
#include "server/serverpresence.h"
#include "shared/playlist.h"
#include "core/tier0.h"
#include "engine/r2engine.h"
#include "shared/exploit_fixes/ns_limits.h"
#include "squirrel/squirrel.h"
AUTOHOOK_INIT()
using namespace R2;
// use the R2 namespace for game funcs
namespace R2
{
CHostState* g_pHostState;
} // namespace R2
std::string sLastMode;
VAR_AT(engine.dll + 0x13FA6070, ConVar*, Cvar_hostport);
FUNCTION_AT(engine.dll + 0x1232C0, void, __fastcall, _Cmd_Exec_f, (const CCommand& arg, bool bOnlyIfExists, bool bUseWhitelists));
void ServerStartingOrChangingMap()
{
ConVar* Cvar_mp_gamemode = g_pCVar->FindVar("mp_gamemode");
// directly call _Cmd_Exec_f to avoid weirdness with ; being in mp_gamemode potentially
// if we ran exec {mp_gamemode} and mp_gamemode contained semicolons, this could be used to execute more commands
char* commandBuf[1040]; // assumedly this is the size of CCommand since we don't have an actual constructor
memset(commandBuf, 0, sizeof(commandBuf));
CCommand tempCommand = *(CCommand*)&commandBuf;
if (sLastMode.length() &&
CCommand__Tokenize(
tempCommand, fmt::format("exec server/cleanup_gamemode_{}", sLastMode).c_str(), R2::cmd_source_t::kCommandSrcCode))
_Cmd_Exec_f(tempCommand, false, false);
memset(commandBuf, 0, sizeof(commandBuf));
if (CCommand__Tokenize(
tempCommand,
fmt::format("exec server/setup_gamemode_{}", sLastMode = Cvar_mp_gamemode->GetString()).c_str(),
R2::cmd_source_t::kCommandSrcCode))
{
_Cmd_Exec_f(tempCommand, false, false);
}
Cbuf_Execute(); // exec everything right now
// net_data_block_enabled is required for sp, force it if we're on an sp map
// sucks for security but just how it be
if (!strncmp(g_pHostState->m_levelName, "sp_", 3))
{
g_pCVar->FindVar("net_data_block_enabled")->SetValue(true);
g_pServerAuthentication->m_bStartingLocalSPGame = true;
}
else
g_pServerAuthentication->m_bStartingLocalSPGame = false;
}
// clang-format off
AUTOHOOK(CHostState__State_NewGame, engine.dll + 0x16E7D0,
void, __fastcall, (CHostState* self))
// clang-format on
{
spdlog::info("HostState: NewGame");
Cbuf_AddText(Cbuf_GetCurrentPlayer(), "exec autoexec_ns_server", cmd_source_t::kCommandSrcCode);
Cbuf_Execute();
// need to do this to ensure we don't go to private match
if (g_pServerAuthentication->m_bNeedLocalAuthForNewgame)
SetCurrentPlaylist("tdm");
ServerStartingOrChangingMap();
double dStartTime = Tier0::Plat_FloatTime();
CHostState__State_NewGame(self);
spdlog::info("loading took {}s", Tier0::Plat_FloatTime() - dStartTime);
// setup server presence
g_pServerPresence->CreatePresence();
g_pServerPresence->SetMap(g_pHostState->m_levelName, true);
g_pServerPresence->SetPlaylist(GetCurrentPlaylistName());
g_pServerPresence->SetPort(Cvar_hostport->GetInt());
g_pServerAuthentication->StartPlayerAuthServer();
g_pServerAuthentication->m_bNeedLocalAuthForNewgame = false;
}
// clang-format off
AUTOHOOK(CHostState__State_LoadGame, engine.dll + 0x16E730,
void, __fastcall, (CHostState* self))
// clang-format on
{
// singleplayer server starting
// useless in 99% of cases but without it things could potentially break very much
spdlog::info("HostState: LoadGame");
Cbuf_AddText(Cbuf_GetCurrentPlayer(), "exec autoexec_ns_server", cmd_source_t::kCommandSrcCode);
Cbuf_Execute();
// this is normally done in ServerStartingOrChangingMap(), but seemingly the map name isn't set at this point
g_pCVar->FindVar("net_data_block_enabled")->SetValue(true);
g_pServerAuthentication->m_bStartingLocalSPGame = true;
double dStartTime = Tier0::Plat_FloatTime();
CHostState__State_LoadGame(self);
spdlog::info("loading took {}s", Tier0::Plat_FloatTime() - dStartTime);
// no server presence, can't do it because no map name in hoststate
// and also not super important for sp saves really
g_pServerAuthentication->StartPlayerAuthServer();
g_pServerAuthentication->m_bNeedLocalAuthForNewgame = false;
}
// clang-format off
AUTOHOOK(CHostState__State_ChangeLevelMP, engine.dll + 0x16E520,
void, __fastcall, (CHostState* self))
// clang-format on
{
spdlog::info("HostState: ChangeLevelMP");
ServerStartingOrChangingMap();
double dStartTime = Tier0::Plat_FloatTime();
CHostState__State_ChangeLevelMP(self);
spdlog::info("loading took {}s", Tier0::Plat_FloatTime() - dStartTime);
g_pServerPresence->SetMap(g_pHostState->m_levelName);
}
// clang-format off
AUTOHOOK(CHostState__State_GameShutdown, engine.dll + 0x16E640,
void, __fastcall, (CHostState* self))
// clang-format on
{
spdlog::info("HostState: GameShutdown");
g_pServerPresence->DestroyPresence();
g_pServerAuthentication->StopPlayerAuthServer();
CHostState__State_GameShutdown(self);
// run gamemode cleanup cfg now instead of when we start next map
if (sLastMode.length())
{
char* commandBuf[1040]; // assumedly this is the size of CCommand since we don't have an actual constructor
memset(commandBuf, 0, sizeof(commandBuf));
CCommand tempCommand = *(CCommand*)&commandBuf;
if (CCommand__Tokenize(
tempCommand, fmt::format("exec server/cleanup_gamemode_{}", sLastMode).c_str(), R2::cmd_source_t::kCommandSrcCode))
{
_Cmd_Exec_f(tempCommand, false, false);
Cbuf_Execute();
}
sLastMode.clear();
}
}
// clang-format off
AUTOHOOK(CHostState__FrameUpdate, engine.dll + 0x16DB00,
void, __fastcall, (CHostState* self, double flCurrentTime, float flFrameTime))
// clang-format on
{
CHostState__FrameUpdate(self, flCurrentTime, flFrameTime);
if (*R2::g_pServerState == R2::server_state_t::ss_active)
{
// update server presence
g_pServerPresence->RunFrame(flCurrentTime);
// update limits for frame
g_pServerLimits->RunFrame(flCurrentTime, flFrameTime);
}
// Run Squirrel message buffer
if (g_pSquirrel<ScriptContext::UI>->m_pSQVM != nullptr && g_pSquirrel<ScriptContext::UI>->m_pSQVM->sqvm != nullptr)
g_pSquirrel<ScriptContext::UI>->ProcessMessageBuffer();
if (g_pSquirrel<ScriptContext::CLIENT>->m_pSQVM != nullptr && g_pSquirrel<ScriptContext::CLIENT>->m_pSQVM->sqvm != nullptr)
g_pSquirrel<ScriptContext::CLIENT>->ProcessMessageBuffer();
if (g_pSquirrel<ScriptContext::SERVER>->m_pSQVM != nullptr && g_pSquirrel<ScriptContext::SERVER>->m_pSQVM->sqvm != nullptr)
g_pSquirrel<ScriptContext::SERVER>->ProcessMessageBuffer();
}
ON_DLL_LOAD_RELIESON("engine.dll", HostState, ConVar, (CModule module))
{
AUTOHOOK_DISPATCH()
g_pHostState = module.Offset(0x7CF180).As<CHostState*>();
}
|
