some questionable shit and spam safety

src/hack.cpp

@@ -171,6 +171,16 @@ void hack::Initialize() {
 	hooks::hkIVModelRender->Init(g_IVModelRender, 0);
 	hooks::hkIVModelRender->HookMethod((void*)DrawModelExecute_hook, hooks::offDrawModelExecute);
 	hooks::hkIVModelRender->Apply();
+	// Sadly, it doesn't work as expected :(
+	/*hooks::hkBaseClientState = new hooks::VMTHook();
+	hooks::hkBaseClientState->Init((void*)g_IBaseClientState, 0);
+	hooks::hkBaseClientState->HookMethod((void*)GetClientName_hook, hooks::offGetClientName);
+	hooks::hkBaseClientState->Apply();*/
+	//hooks::hkBaseClientState8 = new hooks::VMTHook();
+	//hooks::hkBaseClientState8->Init((void*)g_IBaseClientState, 8);
+	//hooks::hkBaseClientState8->HookMethod((void*)ProcessSetConVar_hook, hooks::offProcessSetConVar);
+	//hooks::hkBaseClientState8->HookMethod((void*)ProcessGetCvarValue_hook, hooks::offProcessGetCvarValue);
+	//hooks::hkBaseClientState8->Apply();
 	if (TF2) g_GlowObjectManager = *reinterpret_cast<CGlowObjectManager**>(gSignatures.GetClientSignature("C1 E0 05 03 05") + 5);
 	InitStrings();
 	hacks::shared::killsay::Init();
@@ -210,6 +220,8 @@ void hack::Shutdown() {
 	if (hooks::hkStudioRender) hooks::hkStudioRender->Kill();
 	if (hooks::hkInput) hooks::hkInput->Kill();
 	if (hooks::hkIVModelRender) hooks::hkIVModelRender->Kill();
+	if (hooks::hkBaseClientState) hooks::hkBaseClientState->Kill();
+	if (hooks::hkBaseClientState8) hooks::hkBaseClientState8->Kill();
 	//if (hooks::hkCTFPlayer) hooks::hkCTFPlayer->Kill();
 	logging::Info("Unregistering convars..");
 	ConVar_Unregister();

src/hacks/Spam.cpp

@@ -23,6 +23,18 @@ TextFile file {};
 
 void CreateMove() {
 	if (!spam_source) return;
+	static int safety_ticks = 0;
+	static int last_spam = 0;
+	if ((int)spam_source != last_spam) {
+		safety_ticks = 300;
+		last_spam = (int)spam_source;
+	}
+	if (safety_ticks > 0) {
+		safety_ticks--;
+		return;
+	} else {
+		safety_ticks = 0;
+	}
 	if (last_spam > g_GlobalVars->curtime) last_spam = 0.0f;
 	const std::vector<std::string>* source = nullptr;
 	switch ((int)spam_source) {
@@ -68,7 +80,8 @@ const std::vector<std::string> builtin_default = {
 		"cathook - more fun than a ball of yarn!",
 		"GNU/Linux is the best OS!",
 		"get cathook: discord.gg/7bu3AFw",
-		"cathook - free tf2 cheat!"
+		"cathook - free tf2 cheat!",
+		"cathook - ca(n)t stop me meow!"
 };
 const std::vector<std::string> builtin_lennyfaces = {
 		"( ͡° ͜ʖ ͡°)", "( ͡°( ͡° ͜ʖ( ͡° ͜ʖ ͡°)ʖ ͡°) ͡°)", "ʕ•ᴥ•ʔ",

src/hooks.cpp

@@ -74,6 +74,8 @@ void hooks::VMTHook::Apply() {
 
 //hooks::VMTHook* hooks::hkCTFPlayer = nullptr;
 hooks::VMTHook* hooks::hkInput = nullptr;
+hooks::VMTHook* hooks::hkBaseClientState = nullptr;
+hooks::VMTHook* hooks::hkBaseClientState8 = nullptr;
 hooks::VMTHook* hooks::hkClientMode = 0;
 hooks::VMTHook* hooks::hkPanel = 0;
 hooks::VMTHook* hooks::hkClient = 0;

src/hooks.h

@@ -41,10 +41,15 @@ extern VMTHook* hkMatSurface;
 extern VMTHook* hkStudioRender;
 extern VMTHook* hkInput;
 extern VMTHook* hkIVModelRender;
+extern VMTHook* hkBaseClientState;
+extern VMTHook* hkBaseClientState8;
 
 constexpr unsigned int offGetUserCmd = 8;
 constexpr unsigned int offShouldDraw = 136;
 constexpr unsigned int offDrawModelExecute = 19;
+constexpr unsigned int offGetClientName = 44;
+constexpr unsigned int offProcessSetConVar = 4;
+constexpr unsigned int offProcessGetCvarValue = 29;
 extern unsigned int offHandleInputEvent;
 extern unsigned int offPaintTraverse;
 extern unsigned int offCreateMove;

src/hooks/hookedmethods.h

@@ -25,6 +25,12 @@ typedef void(BeginFrame_t)(IStudioRender*);
 typedef bool(*CanInspect_t)(IClientEntity*);
 typedef void(*DrawModelExecute_t)(IVModelRender*, const DrawModelState_t&, const ModelRenderInfo_t&, matrix3x4_t*);
 typedef CUserCmd*(GetUserCmd_t)(IInput*, int);
+typedef const char*(GetClientName_t)(CBaseClientState*);
+typedef bool(ProcessSetConVar_t)(CBaseClientState*, NET_SetConVar*);
+typedef bool(ProcessGetCvarValue_t)(CBaseClientState*, SVC_GetCvarValue*);
+const char* GetClientName_hook(CBaseClientState* _this);
+bool ProcessSetConVar_hook(CBaseClientState* _this, NET_SetConVar* msg);
+bool ProcessGetCvarValue_hook(CBaseClientState* _this, SVC_GetCvarValue* msg);
 //typedef void(*CInput__CreateMove_t)(void*, int, float, bool);
 //void CInput__CreateMove_hook(void*, int sequence_number, float input_sample_frametime, bool active);
 bool CanInspect_hook(IClientEntity*);

src/hooks/others.cpp

@@ -303,7 +303,7 @@ bool DispatchUserMessage_hook(void* thisptr, int type, bf_read& buf) {
 			int j = 0;
 			for (int i = 0; i < 3; i++) {
 				while (char c = data[j++]) {
-					if ((c == '\n' || c == '\r') && (i == 1 || i == 2)) data[j - 1] = '?';
+					if ((c == '\n' || c == '\r') && (i == 1 || i == 2)) data[j - 1] = '*';
 				}
 			}
 			buf = bf_read(data, s);

src/interfaces.cpp

@@ -47,6 +47,7 @@ IMaterialSystemFixed* g_IMaterialSystem = nullptr;
 IVRenderView* g_IVRenderView = nullptr;
 IMaterialSystem* g_IMaterialSystemHL = nullptr;
 IMoveHelperServer* g_IMoveHelperServer = nullptr;
+CBaseClientState* g_IBaseClientState = nullptr;
 
 template<typename T>
 T* BruteforceInterface(std::string name, sharedobj::SharedObject* object, int start) {
@@ -111,6 +112,7 @@ void CreateInterfaces() {
 	else if (TF2C) g_IInput = **(reinterpret_cast<IInput***>((uintptr_t)1 + gSignatures.GetClientSignature("A1 ? ? ? ? C6 05 ? ? ? ? 01 8B 10 89 04 24 FF 92 A8 00 00 00 A1 ? ? ? ? 8B 10")));
 	else if (HL2DM)  g_IInput = **(reinterpret_cast<IInput***>((uintptr_t)1 + gSignatures.GetClientSignature("A1 ? ? ? ? 8B 10 89 04 24 FF 52 78 A1 ? ? ? ? 8B 10")));
 	g_ISteamUser = g_ISteamClient->GetISteamUser(su, sp, "SteamUser018");
+	g_IBaseClientState = *(reinterpret_cast<CBaseClientState**>(gSignatures.GetEngineSignature("55 89 E5 83 EC 18 C7 44 24 04 01 00 00 00 C7 04 24 ? ? ? ? E8 ? ? ? ? C7 04 24 ? ? ? ? 89 44 24 04 E8 ? ? ? ? A1 ? ? ? ? 85 C0 74 15 A1 ? ? ? ? 8B 10 89 04 24 FF 52 38 C9 C3") + 17));
 	g_IAchievementMgr = g_IEngine->GetAchievementMgr();
 	g_ISteamUserStats = g_ISteamClient->GetISteamUserStats(su, sp, "STEAMUSERSTATS_INTERFACE_VERSION011");
 }

src/interfaces.h

@@ -48,6 +48,7 @@ class IVRenderView;
 class IMaterialSystemFixed;
 class IMaterialSystem;
 class IMoveHelperServer;
+class CBaseClientState;
 
 extern ISteamClient* g_ISteamClient;
 extern ISteamFriends* g_ISteamFriends;
@@ -75,6 +76,7 @@ extern IMaterialSystem* g_IMaterialSystemHL;
 extern IVModelRender* g_IVModelRender;
 extern IVRenderView* g_IVRenderView;
 extern IMoveHelperServer* g_IMoveHelperServer;
+extern CBaseClientState* g_IBaseClientState;
 
 template<typename T>
 T* BruteforceInterface(std::string name, sharedobj::SharedObject* object, int start = 0);

src/netmessage.cpp

@@ -7,6 +7,7 @@
 
 #include "netmessage.h"
 #include "logging.h"
+#include "common.h"
 
 bf_write::bf_write()
 {
@@ -336,6 +337,40 @@ void bf_write::WriteLong(long val)
 	WriteSBitLong(val, sizeof(long) << 3);
 }
 
+bool CLC_RespondCvarValue::WriteToBuffer( bf_write &buffer )
+{
+	buffer.WriteUBitLong( GetType(), NETMSG_TYPE_BITS );
+
+	buffer.WriteSBitLong( m_iCookie, 32 );
+	buffer.WriteSBitLong( m_eStatusCode, 4 );
+
+	buffer.WriteString( m_szCvarName );
+	buffer.WriteString( m_szCvarValue );
+
+	return !buffer.IsOverflowed();
+}
+
+bool CLC_RespondCvarValue::ReadFromBuffer( bf_read &buffer )
+{
+	m_iCookie = buffer.ReadSBitLong( 32 );
+	m_eStatusCode = (EQueryCvarValueStatus)buffer.ReadSBitLong( 4 );
+
+	// Read the name.
+	buffer.ReadString( m_szCvarNameBuffer, sizeof( m_szCvarNameBuffer ) );
+	m_szCvarName = m_szCvarNameBuffer;
+
+	// Read the value.
+	buffer.ReadString( m_szCvarValueBuffer, sizeof( m_szCvarValueBuffer ) );
+	m_szCvarValue = m_szCvarValueBuffer;
+
+	return !buffer.IsOverflowed();
+}
+
+const char *CLC_RespondCvarValue::ToString(void) const
+{
+	return strfmt("%s: status: %d, value: %s, cookie: %d", GetName(), m_eStatusCode, m_szCvarValue, m_iCookie );
+}
+
 bool NET_NOP::WriteToBuffer( bf_write &buffer )
 {
 	buffer.WriteUBitLong( GetType(), 6 );

src/netmessage.h

@@ -137,6 +137,33 @@ protected:
 
 #define MAX_OSPATH 260
 
+#define NETMSG_TYPE_BITS 5
+typedef int QueryCvarCookie_t;
+typedef enum
+{
+	eQueryCvarValueStatus_ValueIntact=0,	// It got the value fine.
+	eQueryCvarValueStatus_CvarNotFound=1,
+	eQueryCvarValueStatus_NotACvar=2,		// There's a ConCommand, but it's not a ConVar.
+	eQueryCvarValueStatus_CvarProtected=3	// The cvar was marked with FCVAR_SERVER_CAN_NOT_QUERY, so the server is not allowed to have its value.
+} EQueryCvarValueStatus;
+
+class CLC_RespondCvarValue : public CNetMessage
+{
+public:
+	DECLARE_CLC_MESSAGE( RespondCvarValue );
+
+	QueryCvarCookie_t		m_iCookie;
+
+	const char				*m_szCvarName;
+	const char				*m_szCvarValue;	// The sender sets this, and it automatically points it at m_szCvarNameBuffer when receiving.
+
+	EQueryCvarValueStatus	m_eStatusCode;
+
+private:
+	char		m_szCvarNameBuffer[256];
+	char		m_szCvarValueBuffer[256];
+};
+
 class NET_NOP : public CNetMessage {
 	DECLARE_NET_MESSAGE( NOP );
 
@@ -158,6 +185,17 @@ public:
 	int			m_nSpawnCount;			// server spawn count (session number)
 };
 
+class SVC_GetCvarValue : public CNetMessage
+{
+public:
+	DECLARE_SVC_MESSAGE( GetCvarValue );
+
+	QueryCvarCookie_t	m_iCookie;
+	const char			*m_szCvarName;	// The sender sets this, and it automatically points it at m_szCvarNameBuffer when receiving.
+
+private:
+	char		m_szCvarNameBuffer[256];
+};
 
 class NET_SetConVar : public CNetMessage
 {