Attach ingame maybe?

attach

@@ -5,17 +5,17 @@ line=$(pidof hl2_linux)
 arr=($line)
 inst=$1
 if [ $# == 0 ]; then
-  inst=0
+    inst=0
 fi
 
 if [ ${#arr[@]} == 0 ]; then
-  echo TF2 isn\'t running!
+    echo TF2 isn\'t running!
-  exit
+    exit
 fi
 
 if [ $inst -gt ${#arr[@]} ] || [ $inst == ${#arr[@]} ]; then
-  echo wrong index!
+    echo wrong index!
-  exit
+    exit
 fi
 
 proc=${arr[$inst]}
@@ -46,15 +46,15 @@ sudo killall -19 steam
 sudo killall -19 steamwebhelper
 
 gdb -n -q -batch \
-  -ex "attach $proc" \
+    -ex "attach $proc" \
-  -ex "set \$dlopen = (void*(*)(char*, int)) dlopen" \
+    -ex "set \$dlopen = (void*(*)(char*, int)) dlopen" \
-  -ex "call \$dlopen(\"$FILENAME\", 1)" \
+    -ex "call \$dlopen(\"$FILENAME\", 1)" \
-  -ex "call dlerror()" \
+    -ex "call dlerror()" \
-  -ex 'print (char *) $2' \
+    -ex 'print (char *) $2' \
-  -ex "catch syscall exit exit_group" \
+    -ex "catch syscall exit exit_group" \
-  -ex "detach" \
+    -ex "detach" \
-  -ex "quit"
+    -ex "quit"
-  
+
 rm $FILENAME
 
 sudo killall -18 steamwebhelper

attach-libnamed.sh

@@ -8,17 +8,17 @@ line=$(pidof hl2_linux)
 arr=($line)
 inst=$1
 if [ $# == 0 ]; then
-  inst=0
+    inst=0
 fi
 
 if [ ${#arr[@]} == 0 ]; then
-  echo TF2 isn\'t running!
+    echo TF2 isn\'t running!
-  exit
+    exit
 fi
 
 if [ $inst -gt ${#arr[@]} ] || [ $inst == ${#arr[@]} ]; then
-  echo wrong index!
+    echo wrong index!
-  exit
+    exit
 fi
 
 proc=${arr[$inst]}
@@ -37,12 +37,12 @@ FILENAME=$(shuf -n 1 build_names)
 
 # Create directory if it doesn't exist
 if [ ! -d "/lib/i386-linux-gnu/" ]; then
-  sudo mkdir /lib/i386-linux-gnu/
+    sudo mkdir /lib/i386-linux-gnu/
 fi
 
 # In case this file exists, get another one. ( checked it works )
 while [ -f "/lib/i386-linux-gnu/${FILENAME}" ]; do
-  FILENAME=$(shuf -n 1 build_names)
+    FILENAME=$(shuf -n 1 build_names)
 done
 
 # echo $FILENAME > build_id # For detaching
@@ -52,13 +52,13 @@ sudo cp "bin/libcathook.so" "/lib/i386-linux-gnu/${FILENAME}"
 echo loading "$FILENAME" to "$proc"
 
 sudo gdb -n -q -batch \
-  -ex "attach $proc" \
+     -ex "attach $proc" \
-  -ex "set \$dlopen = (void*(*)(char*, int)) dlopen" \
+     -ex "set \$dlopen = (void*(*)(char*, int)) dlopen" \
-  -ex "call \$dlopen(\"/lib/i386-linux-gnu/$FILENAME\", 1)" \
+     -ex "call \$dlopen(\"/lib/i386-linux-gnu/$FILENAME\", 1)" \
-  -ex "call dlerror()" \
+     -ex "call dlerror()" \
-  -ex 'print (char *) $2' \
+     -ex 'print (char *) $2' \
-  -ex "catch syscall exit exit_group" \
+     -ex "catch syscall exit exit_group" \
-  -ex "detach" \
+     -ex "detach" \
-  -ex "quit"
+     -ex "quit"
 
 sudo rm "/lib/i386-linux-gnu/${FILENAME}"

include/copypasted/CSignature.h

@@ -12,6 +12,7 @@ public:
     void *GetModuleHandleSafe(const char *pszModuleName);
     uintptr_t GetClientSignature(const char *chPattern);
     uintptr_t GetEngineSignature(const char *chPattern);
+    uintptr_t GetSteamAPISignature(const char *chPattern);
     uintptr_t GetVstdSignature(const char *chPattern);
 };
 

include/core/sharedobj.hpp

@@ -40,6 +40,7 @@ public:
 SharedObject &steamclient();
 SharedObject &client();
 SharedObject &engine();
+SharedObject &steamapi();
 SharedObject &vstdlib();
 SharedObject &tier0();
 SharedObject &inputsystem();

install-data

@@ -1,10 +1,10 @@
 #!/usr/bin/env bash
 
 if ! [ -d "/opt/cathook/data" ]; then
-	echo "Creating cathook data directory at /opt/cathook/data"
+    echo "Creating cathook data directory at /opt/cathook/data"
-	mkdir -p "/opt/cathook/data"
+    mkdir -p "/opt/cathook/data"
-	chown -R $USER "/opt/cathook/data"
+    chown -R $USER "/opt/cathook/data"
-	chmod -R 777 "/opt/cathook/data"
+    chmod -R 777 "/opt/cathook/data"
 fi
 
 echo "Installing cathook data to /opt/cathook/data"

src/copypasted/CSignature.cpp

@@ -216,6 +216,32 @@ uintptr_t CSignature::GetEngineSignature(const char *chPattern)
     return patr - (uintptr_t)(module) + moduleMap->l_addr;
 }
 //===================================================================================
+uintptr_t CSignature::GetSteamAPISignature(const char *chPattern)
+{
+    // we need to do this becuase (i assume that) under the hood, dlopen only
+    // loads up the sections that it needs into memory, meaning that we cannot
+    // get the string table from the module.
+    static int fd              = open(sharedobj::steamapi().path.c_str(), O_RDONLY);
+    static void *module        = mmap(NULL, lseek(fd, 0, SEEK_END), PROT_READ, MAP_SHARED, fd, 0);
+    static link_map *moduleMap = sharedobj::steamapi().lmap;
+
+    // static void *module = (void *)moduleMap->l_addr;
+
+    static Elf32_Shdr *textHeader = getSectionHeader(module, ".text");
+
+    static int textOffset = textHeader->sh_offset;
+
+    static int textSize = textHeader->sh_size;
+
+    // we need to remap the address that we got from the pattern search from our
+    // mapped file to the actual memory we do this by rebasing the address
+    // (subbing the mmapped one and adding the dlopened one.
+    uintptr_t patr = dwFindPattern(((uintptr_t) module) + textOffset, ((uintptr_t) module) + textOffset + textSize, chPattern);
+    if (!patr)
+        return NULL;
+    return patr - (uintptr_t)(module) + moduleMap->l_addr;
+}
+//===================================================================================
 uintptr_t CSignature::GetVstdSignature(const char *chPattern)
 {
     // we need to do this becuase (i assume that) under the hood, dlopen only

src/core/interfaces.cpp

@@ -7,6 +7,7 @@
 
 #include "common.hpp"
 #include "core/sharedobj.hpp"
+#include <thread>
 
 #include <unistd.h>
 
@@ -76,23 +77,41 @@ template <typename T> T *BruteforceInterface(std::string name, sharedobj::Shared
     return nullptr;
 }
 
+extern "C" typedef HSteamUser (*GetHSteamUser_t)();
+
 void CreateInterfaces()
 {
-    g_ICvar             = BruteforceInterface<ICvar>("VEngineCvar", sharedobj::vstdlib());
+    g_ICvar                 = BruteforceInterface<ICvar>("VEngineCvar", sharedobj::vstdlib());
-    g_IEngine           = BruteforceInterface<IVEngineClient013>("VEngineClient", sharedobj::engine());
+    g_IEngine               = BruteforceInterface<IVEngineClient013>("VEngineClient", sharedobj::engine());
-    g_AppID             = g_IEngine->GetAppID();
+    g_AppID                 = g_IEngine->GetAppID();
-    g_IEntityList       = BruteforceInterface<IClientEntityList>("VClientEntityList", sharedobj::client());
+    g_IEntityList           = BruteforceInterface<IClientEntityList>("VClientEntityList", sharedobj::client());
-    g_ISteamClient      = BruteforceInterface<ISteamClient>("SteamClient", sharedobj::steamclient(), 17);
+    g_ISteamClient          = BruteforceInterface<ISteamClient>("SteamClient", sharedobj::steamclient(), 17);
-    g_IEventManager2    = BruteforceInterface<IGameEventManager2>("GAMEEVENTSMANAGER", sharedobj::engine(), 2);
+    g_IEventManager2        = BruteforceInterface<IGameEventManager2>("GAMEEVENTSMANAGER", sharedobj::engine(), 2);
-    g_IGameEventManager = BruteforceInterface<IGameEventManager>("GAMEEVENTSMANAGER", sharedobj::engine(), 1);
+    g_IGameEventManager     = BruteforceInterface<IGameEventManager>("GAMEEVENTSMANAGER", sharedobj::engine(), 1);
-    g_IBaseClient       = BruteforceInterface<IBaseClientDLL>("VClient", sharedobj::client());
+    g_IBaseClient           = BruteforceInterface<IBaseClientDLL>("VClient", sharedobj::client());
-    g_ITrace            = BruteforceInterface<IEngineTrace>("EngineTraceClient", sharedobj::engine());
+    g_ITrace                = BruteforceInterface<IEngineTrace>("EngineTraceClient", sharedobj::engine());
-    g_IInputSystem      = BruteforceInterface<IInputSystem>("InputSystemVersion", sharedobj::inputsystem());
+    g_IInputSystem          = BruteforceInterface<IInputSystem>("InputSystemVersion", sharedobj::inputsystem());
-    HSteamPipe sp       = g_ISteamClient->CreateSteamPipe();
+    uintptr_t steampipe_sig = gSignatures.GetSteamAPISignature("8D 83 ? ? ? ? 89 34 24 89 44 24 ? E8 ? ? ? ? 89 C6") + 0xE7;
-    HSteamUser su       = g_ISteamClient->ConnectToGlobalUser(sp);
+    typedef HSteamPipe (*GetSteamPipe)();
-    g_IVModelRender     = BruteforceInterface<IVModelRender>("VEngineModel", sharedobj::engine(), 16);
+    GetSteamPipe GetSteamPipe_fn = GetSteamPipe(steampipe_sig);
-    g_ISteamFriends     = nullptr;
+    HSteamPipe sp                = GetSteamPipe_fn();
-    g_IEngineVGui       = BruteforceInterface<IEngineVGui>("VEngineVGui", sharedobj::engine());
+    if (!sp)
+    {
+        logging::Info("Creating new Steam Pipe...");
+        sp = g_ISteamClient->CreateSteamPipe();
+    }
+    logging::Info("Inited Steam Pipe");
+    GetHSteamUser_t func = (GetHSteamUser_t)(GetHSteamUser_t) dlsym(sharedobj::steamapi().lmap, "SteamAPI_GetHSteamUser");
+    HSteamUser su        = func();
+    if (!su)
+    {
+        logging::Info("Connecting to Steam User");
+        g_ISteamClient->ConnectToGlobalUser(sp);
+    }
+    logging::Info("Inited Steam User");
+    g_IVModelRender = BruteforceInterface<IVModelRender>("VEngineModel", sharedobj::engine(), 16);
+    g_ISteamFriends = nullptr;
+    g_IEngineVGui   = BruteforceInterface<IEngineVGui>("VEngineVGui", sharedobj::engine());
     IF_GAME(IsTF2())
     {
         uintptr_t sig_steamapi = gSignatures.GetEngineSignature("55 0F 57 C0 89 E5 83 EC 18 F3 0F 11 05 ? ? ? ? F3 0F 11 05 ? ? ? "
@@ -101,16 +120,25 @@ void CreateInterfaces()
                                                                 "C7 04 24 ? ? ? ? E8 ? ? ? ? C9 C3");
         logging::Info("SteamAPI: 0x%08x", sig_steamapi);
         void **SteamAPI_engine = *reinterpret_cast<void ***>(sig_steamapi + 36);
-        g_ISteamFriends        = (ISteamFriends *) (SteamAPI_engine[2]); //
+        logging::Info("A");
+        g_ISteamFriends = (ISteamFriends *) (SteamAPI_engine[2]);
+        logging::Info("A");
     }
     if (g_ISteamFriends == nullptr)
     {
+        logging::Info("A");
         // FIXME SIGNATURE
         g_ISteamFriends = g_ISteamClient->GetISteamFriends(su, sp, "SteamFriends002");
+        logging::Info("A");
     }
-    g_GlobalVars    = **(reinterpret_cast<CGlobalVarsBase ***>((uintptr_t) 11 + gSignatures.GetClientSignature("55 89 E5 83 EC ? 8B 45 08 8B 15 ? ? ? ? F3 0F 10")));
+    logging::Info("B");
-    g_IPrediction   = BruteforceInterface<IPrediction>("VClientPrediction", sharedobj::client());
+    //g_GlobalVars = **(reinterpret_cast<CGlobalVarsBase ***>((uintptr_t) 11 + gSignatures.GetClientSignature("55 89 E5 83 EC ? 8B 45 08 8B 15 ? ? ? ? F3 0F 10")));
+    g_GlobalVars = **reinterpret_cast<CGlobalVarsBase ***>(gSignatures.GetClientSignature("8B 15 ? ? ? ? F3 0F 10 88 D0 08 00 00") + 2);
+    logging::Info("A");
+    g_IPrediction = BruteforceInterface<IPrediction>("VClientPrediction", sharedobj::client());
+    logging::Info("A");
     g_IGameMovement = BruteforceInterface<IGameMovement>("GameMovement", sharedobj::client());
+    logging::Info("A");
     IF_GAME(IsTF2())
     {
         // g_IMoveHelper =

src/core/sharedobj.cpp

@@ -91,6 +91,7 @@ void LoadAllSharedObjects()
         steamclient().Load();
         client().Load();
         engine().Load();
+        steamapi().Load();
         vstdlib().Load();
         tier0().Load();
         inputsystem().Load();
@@ -113,6 +114,11 @@ SharedObject &steamclient()
     static SharedObject obj("steamclient.so", true);
     return obj;
 }
+SharedObject &steamapi()
+{
+    static SharedObject obj("libsteam_api.so", false);
+    return obj;
+}
 SharedObject &client()
 {
     static SharedObject obj("client.so", true);
@@ -164,5 +170,6 @@ SharedObject &libsdl()
     static SharedObject obj("libSDL2-2.0.so.0", false);
     return obj;
 }
+
 #endif
 } // namespace sharedobj

src/hack.cpp

@@ -146,7 +146,7 @@ void critical_error_handler(int signum)
 void hack::Initialize()
 {
     ::signal(SIGSEGV, &critical_error_handler);
-    //::signal(SIGABRT, &my_signal_handler);
+    ::signal(SIGABRT, &critical_error_handler);
     time_injected = time(nullptr);
 /*passwd *pwd   = getpwuid(getuid());
 char *logname = strfmt("/tmp/cathook-game-stdout-%s-%u.log", pwd->pw_name,

src/hacks/Misc.cpp

@@ -221,8 +221,11 @@ void CreateMove()
             SendAutoBalanceRequest();
 
         // Simple No-Push through cvars
-        if (*nopush_enabled == teammatesPushaway->GetBool())
+        if (teammatesPushaway)
-            teammatesPushaway->SetValue(!nopush_enabled);
+        {
+            if (*nopush_enabled == teammatesPushaway->GetBool())
+                teammatesPushaway->SetValue(!nopush_enabled);
+        }
     }
 }
 

src/hooks/Paint.cpp

@@ -19,6 +19,11 @@ namespace hooked_methods
 
 DEFINE_HOOKED_METHOD(Paint, void, IEngineVGui *this_, PaintMode_t mode)
 {
+    if (!isHackActive())
+    {
+        return original::Paint(this_, mode);;
+    }
+
     if (!g_IEngine->IsInGame())
         g_Settings.bInvalid = true;