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author | BobTheBob9 <for.oliver.kirkham@gmail.com> | 2022-07-07 21:31:41 +0100 |
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committer | BobTheBob9 <for.oliver.kirkham@gmail.com> | 2022-07-07 21:31:41 +0100 |
commit | 2ae34b67e36b8ba05132d481876eb4ed7a826283 (patch) | |
tree | 63f44c8e2dcdc959d7a5317a3a7b36efedbd7d38 /NorthstarDLL/playlist.cpp | |
parent | 3406de7aaaf52cbef20b1549f2d7da0255d30f51 (diff) | |
download | NorthstarLauncher-2ae34b67e36b8ba05132d481876eb4ed7a826283.tar.gz NorthstarLauncher-2ae34b67e36b8ba05132d481876eb4ed7a826283.zip |
almost fully replaced hooking lib
Diffstat (limited to 'NorthstarDLL/playlist.cpp')
-rw-r--r-- | NorthstarDLL/playlist.cpp | 226 |
1 files changed, 113 insertions, 113 deletions
diff --git a/NorthstarDLL/playlist.cpp b/NorthstarDLL/playlist.cpp index 27ca6be1..68f345a4 100644 --- a/NorthstarDLL/playlist.cpp +++ b/NorthstarDLL/playlist.cpp @@ -1,114 +1,114 @@ -#include "pch.h" -#include "playlist.h" -#include "NSMem.h" -#include "concommand.h" -#include "convar.h" -#include "squirrel.h" - -AUTOHOOK_INIT() - -// use the R2 namespace for game funcs -namespace R2 -{ - const char* (*GetCurrentPlaylistName)(); - void (*SetCurrentPlaylist)(const char* pPlaylistName); - void (*SetPlaylistVarOverride)(const char* pVarName, const char* pValue); - const char* (*GetCurrentPlaylistVar)(const char* pVarName, bool bUseOverrides); -} // namespace R2 - -ConVar* Cvar_ns_use_clc_SetPlaylistVarOverride; - -AUTOHOOK(clc_SetPlaylistVarOverride__Process, engine.dll + 0x222180, -char,, (void* a1, void* a2), -{ - // the private_match playlist is the only situation where there should be any legitimate sending of this netmessage - // todo: check map == mp_lobby here too - if (!Cvar_ns_use_clc_SetPlaylistVarOverride->GetBool() || strcmp(R2::GetCurrentPlaylistName(), "private_match")) - return 1; - - return clc_SetPlaylistVarOverride__Process(a1, a2); -}) - -AUTOHOOK(SetCurrentPlaylist, engine.dll + 0x18EB20, -void,, (const char* pPlaylistName), -{ - SetCurrentPlaylist(pPlaylistName); - spdlog::info("Set playlist to {}", pPlaylistName); -}) - -AUTOHOOK(SetPlaylistVarOverride, engine.dll + 0x18ED00, -void,, (const char* pVarName, const char* pValue), -{ - if (strlen(pValue) >= 64) - return; - - SetPlaylistVarOverride(pVarName, pValue); -}) - -AUTOHOOK(GetCurrentPlaylistVar, engine.dll + 0x18C680, -const char*,, (const char* pVarName, bool bUseOverrides), -{ - if (!bUseOverrides && !strcmp(pVarName, "max_players")) - bUseOverrides = true; - - return GetCurrentPlaylistVar(pVarName, bUseOverrides); -}) - - -AUTOHOOK(GetCurrentGamemodeMaxPlayers, engine.dll + 0x18C430, -int,, (), -{ - const char* pMaxPlayers = R2::GetCurrentPlaylistVar("max_players", 0); - if (!pMaxPlayers) - return GetCurrentGamemodeMaxPlayers(); - - int iMaxPlayers = atoi(pMaxPlayers); - return iMaxPlayers; -}) - - -void ConCommand_playlist(const CCommand& args) -{ - if (args.ArgC() < 2) - return; - - R2::SetCurrentPlaylist(args.Arg(1)); -} - -void ConCommand_setplaylistvaroverride(const CCommand& args) -{ - if (args.ArgC() < 3) - return; - - for (int i = 1; i < args.ArgC(); i += 2) - R2::SetPlaylistVarOverride(args.Arg(i), args.Arg(i + 1)); -} - -ON_DLL_LOAD_RELIESON("engine.dll", PlaylistHooks, ConCommand, [](HMODULE baseAddress) -{ - AUTOHOOK_DISPATCH() - - R2::GetCurrentPlaylistName = (const char* (*)())((char*)baseAddress + 0x18C640); - R2::SetCurrentPlaylist = (void (*)(const char*))((char*)baseAddress + 0x18EB20); - R2::SetPlaylistVarOverride = (void (*)(const char*, const char*))((char*)baseAddress + 0x18ED00); - R2::GetCurrentPlaylistVar = (const char* (*)(const char*, bool))((char*)baseAddress + 0x18C680); - - // playlist is the name of the command on respawn servers, but we already use setplaylist so can't get rid of it - RegisterConCommand("playlist", ConCommand_playlist, "Sets the current playlist", FCVAR_NONE); - RegisterConCommand("setplaylist", ConCommand_playlist, "Sets the current playlist", FCVAR_NONE); - RegisterConCommand("setplaylistvaroverrides", ConCommand_setplaylistvaroverride, "sets a playlist var override", FCVAR_NONE); - - // note: clc_SetPlaylistVarOverride is pretty insecure, since it allows for entirely arbitrary playlist var overrides to be sent to the - // server, this is somewhat restricted on custom servers to prevent it being done outside of private matches, but ideally it should be - // disabled altogether, since the custom menus won't use it anyway this should only really be accepted if you want vanilla client - // compatibility - Cvar_ns_use_clc_SetPlaylistVarOverride = new ConVar( - "ns_use_clc_SetPlaylistVarOverride", "0", FCVAR_GAMEDLL, "Whether the server should accept clc_SetPlaylistVarOverride messages"); - - // patch to prevent clc_SetPlaylistVarOverride from being able to crash servers if we reach max overrides due to a call to Error (why is - // this possible respawn, wtf) todo: add a warning for this - NSMem::BytePatch((uintptr_t)baseAddress + 0x18ED8D, "C3"); - - // patch to allow setplaylistvaroverride to be called before map init on dedicated and private match launched through the game - NSMem::NOP((uintptr_t)baseAddress + 0x18ED17, 6); +#include "pch.h"
+#include "playlist.h"
+#include "NSMem.h"
+#include "concommand.h"
+#include "convar.h"
+#include "squirrel.h"
+
+AUTOHOOK_INIT()
+
+// use the R2 namespace for game funcs
+namespace R2
+{
+ const char* (*GetCurrentPlaylistName)();
+ void (*SetCurrentPlaylist)(const char* pPlaylistName);
+ void (*SetPlaylistVarOverride)(const char* pVarName, const char* pValue);
+ const char* (*GetCurrentPlaylistVar)(const char* pVarName, bool bUseOverrides);
+} // namespace R2
+
+ConVar* Cvar_ns_use_clc_SetPlaylistVarOverride;
+
+AUTOHOOK(clc_SetPlaylistVarOverride__Process, engine.dll + 0x222180,
+char,, (void* a1, void* a2))
+{
+ // the private_match playlist is the only situation where there should be any legitimate sending of this netmessage
+ // todo: check map == mp_lobby here too
+ if (!Cvar_ns_use_clc_SetPlaylistVarOverride->GetBool() || strcmp(R2::GetCurrentPlaylistName(), "private_match"))
+ return 1;
+
+ return clc_SetPlaylistVarOverride__Process(a1, a2);
+}
+
+AUTOHOOK(SetCurrentPlaylist, engine.dll + 0x18EB20,
+void,, (const char* pPlaylistName))
+{
+ SetCurrentPlaylist(pPlaylistName);
+ spdlog::info("Set playlist to {}", pPlaylistName);
+}
+
+AUTOHOOK(SetPlaylistVarOverride, engine.dll + 0x18ED00,
+void,, (const char* pVarName, const char* pValue))
+{
+ if (strlen(pValue) >= 64)
+ return;
+
+ SetPlaylistVarOverride(pVarName, pValue);
+}
+
+AUTOHOOK(GetCurrentPlaylistVar, engine.dll + 0x18C680,
+const char*,, (const char* pVarName, bool bUseOverrides))
+{
+ if (!bUseOverrides && !strcmp(pVarName, "max_players"))
+ bUseOverrides = true;
+
+ return GetCurrentPlaylistVar(pVarName, bUseOverrides);
+}
+
+
+AUTOHOOK(GetCurrentGamemodeMaxPlayers, engine.dll + 0x18C430,
+int,, ())
+{
+ const char* pMaxPlayers = R2::GetCurrentPlaylistVar("max_players", 0);
+ if (!pMaxPlayers)
+ return GetCurrentGamemodeMaxPlayers();
+
+ int iMaxPlayers = atoi(pMaxPlayers);
+ return iMaxPlayers;
+}
+
+
+void ConCommand_playlist(const CCommand& args)
+{
+ if (args.ArgC() < 2)
+ return;
+
+ R2::SetCurrentPlaylist(args.Arg(1));
+}
+
+void ConCommand_setplaylistvaroverride(const CCommand& args)
+{
+ if (args.ArgC() < 3)
+ return;
+
+ for (int i = 1; i < args.ArgC(); i += 2)
+ R2::SetPlaylistVarOverride(args.Arg(i), args.Arg(i + 1));
+}
+
+ON_DLL_LOAD_RELIESON("engine.dll", PlaylistHooks, ConCommand, [](HMODULE baseAddress)
+{
+ AUTOHOOK_DISPATCH()
+
+ R2::GetCurrentPlaylistName = (const char* (*)())((char*)baseAddress + 0x18C640);
+ R2::SetCurrentPlaylist = (void (*)(const char*))((char*)baseAddress + 0x18EB20);
+ R2::SetPlaylistVarOverride = (void (*)(const char*, const char*))((char*)baseAddress + 0x18ED00);
+ R2::GetCurrentPlaylistVar = (const char* (*)(const char*, bool))((char*)baseAddress + 0x18C680);
+
+ // playlist is the name of the command on respawn servers, but we already use setplaylist so can't get rid of it
+ RegisterConCommand("playlist", ConCommand_playlist, "Sets the current playlist", FCVAR_NONE);
+ RegisterConCommand("setplaylist", ConCommand_playlist, "Sets the current playlist", FCVAR_NONE);
+ RegisterConCommand("setplaylistvaroverrides", ConCommand_setplaylistvaroverride, "sets a playlist var override", FCVAR_NONE);
+
+ // note: clc_SetPlaylistVarOverride is pretty insecure, since it allows for entirely arbitrary playlist var overrides to be sent to the
+ // server, this is somewhat restricted on custom servers to prevent it being done outside of private matches, but ideally it should be
+ // disabled altogether, since the custom menus won't use it anyway this should only really be accepted if you want vanilla client
+ // compatibility
+ Cvar_ns_use_clc_SetPlaylistVarOverride = new ConVar(
+ "ns_use_clc_SetPlaylistVarOverride", "0", FCVAR_GAMEDLL, "Whether the server should accept clc_SetPlaylistVarOverride messages");
+
+ // patch to prevent clc_SetPlaylistVarOverride from being able to crash servers if we reach max overrides due to a call to Error (why is
+ // this possible respawn, wtf) todo: add a warning for this
+ NSMem::BytePatch((uintptr_t)baseAddress + 0x18ED8D, "C3");
+
+ // patch to allow setplaylistvaroverride to be called before map init on dedicated and private match launched through the game
+ NSMem::NOP((uintptr_t)baseAddress + 0x18ED17, 6);
})
\ No newline at end of file |