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‎FakeAngleFix.sln‎

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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio 14
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VisualStudioVersion = 14.0.25420.1
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "FakeAngleFix", "FakeAngleFix.vcxproj", "{C79AB396-1A29-4330-8EF8-31A1A5DD1C01}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Win32 = Debug|Win32
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Release|Win32 = Release|Win32
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{C79AB396-1A29-4330-8EF8-31A1A5DD1C01}.Debug|Win32.ActiveCfg = Debug|Win32
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{C79AB396-1A29-4330-8EF8-31A1A5DD1C01}.Debug|Win32.Build.0 = Debug|Win32
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{C79AB396-1A29-4330-8EF8-31A1A5DD1C01}.Release|Win32.ActiveCfg = Release|Win32
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{C79AB396-1A29-4330-8EF8-31A1A5DD1C01}.Release|Win32.Build.0 = Release|Win32
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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EndGlobal

‎FakeAngleFix.vcxproj‎

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<?xml version="1.0" encoding="utf-8"?>
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<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<ItemGroup Label="ProjectConfigurations">
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<ProjectConfiguration Include="Debug|Win32">
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<Configuration>Debug</Configuration>
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<Platform>Win32</Platform>
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</ProjectConfiguration>
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<ProjectConfiguration Include="Release|Win32">
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<Configuration>Release</Configuration>
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<Platform>Win32</Platform>
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</ProjectConfiguration>
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</ItemGroup>
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<PropertyGroup Label="Globals">
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<ProjectGuid>{C79AB396-1A29-4330-8EF8-31A1A5DD1C01}</ProjectGuid>
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<Keyword>Win32Proj</Keyword>
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<WindowsTargetPlatformVersion>10.0.16299.0</WindowsTargetPlatformVersion>
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<ProjectName>FakeAngleFix</ProjectName>
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</PropertyGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
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<ConfigurationType>DynamicLibrary</ConfigurationType>
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<UseDebugLibraries>true</UseDebugLibraries>
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<CharacterSet>MultiByte</CharacterSet>
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<PlatformToolset>v140</PlatformToolset>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
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<ConfigurationType>DynamicLibrary</ConfigurationType>
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<UseDebugLibraries>false</UseDebugLibraries>
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<PlatformToolset>v140</PlatformToolset>
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<CharacterSet>MultiByte</CharacterSet>
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</PropertyGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
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<ImportGroup Label="ExtensionSettings">
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</ImportGroup>
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<ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
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<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
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</ImportGroup>
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<ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
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<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
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</ImportGroup>
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<PropertyGroup Label="UserMacros" />
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
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<LinkIncremental>true</LinkIncremental>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
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<LinkIncremental>true</LinkIncremental>
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</PropertyGroup>
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<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
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<ClCompile>
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<PreprocessorDefinitions>WIN32;_DEBUG;_WINDOWS;HOOK_LAG_COMPENSATION;_WINSOCK_DEPRECATED_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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<RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
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<WarningLevel>Level3</WarningLevel>
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<DebugInformationFormat>EditAndContinue</DebugInformationFormat>
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<Optimization>Disabled</Optimization>
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<CallingConvention>Cdecl</CallingConvention>
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<AdditionalIncludeDirectories>
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</AdditionalIncludeDirectories>
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<ObjectFileName>$(IntDir)</ObjectFileName>
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<EnableEnhancedInstructionSet>StreamingSIMDExtensions2</EnableEnhancedInstructionSet>
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</ClCompile>
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<Link>
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<TargetMachine>MachineX86</TargetMachine>
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<GenerateDebugInformation>true</GenerateDebugInformation>
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<SubSystem>Console</SubSystem>
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<FullProgramDatabaseFile>true</FullProgramDatabaseFile>
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<AssemblyDebug>true</AssemblyDebug>
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<AdditionalDependencies>ws2_32.lib;winmm.lib;%(AdditionalDependencies)</AdditionalDependencies>
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</Link>
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</ItemDefinitionGroup>
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<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
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<ClCompile>
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<PreprocessorDefinitions>WIN32;NDEBUG;_WINDOWS;HOOK_LAG_COMPENSATION;_WINSOCK_DEPRECATED_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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<RuntimeLibrary>MultiThreaded</RuntimeLibrary>
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<WarningLevel>Level3</WarningLevel>
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<DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
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<OmitFramePointers>true</OmitFramePointers>
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<InlineFunctionExpansion>AnySuitable</InlineFunctionExpansion>
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<FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
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<EnableEnhancedInstructionSet>StreamingSIMDExtensions2</EnableEnhancedInstructionSet>
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<RuntimeTypeInfo>false</RuntimeTypeInfo>
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<WholeProgramOptimization>true</WholeProgramOptimization>
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<StringPooling>true</StringPooling>
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<ExceptionHandling>false</ExceptionHandling>
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<BufferSecurityCheck>false</BufferSecurityCheck>
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<ControlFlowGuard>false</ControlFlowGuard>
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<FunctionLevelLinking>true</FunctionLevelLinking>
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<EnableParallelCodeGeneration>true</EnableParallelCodeGeneration>
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<IntrinsicFunctions>true</IntrinsicFunctions>
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</ClCompile>
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<Link>
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<TargetMachine>MachineX86</TargetMachine>
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<GenerateDebugInformation>false</GenerateDebugInformation>
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<SubSystem>Console</SubSystem>
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<EnableCOMDATFolding>true</EnableCOMDATFolding>
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<OptimizeReferences>true</OptimizeReferences>
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<LinkTimeCodeGeneration>UseLinkTimeCodeGeneration</LinkTimeCodeGeneration>
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<AdditionalDependencies>ws2_32.lib;winmm.lib;%(AdditionalDependencies)</AdditionalDependencies>
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</Link>
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</ItemDefinitionGroup>
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<ItemGroup>
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<ClCompile Include="GameMemory.cpp" />
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<ClCompile Include="main.cpp" />
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</ItemGroup>
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<ItemGroup>
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<ClInclude Include="GameMemory.h" />
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</ItemGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
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<ImportGroup Label="ExtensionTargets">
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</ImportGroup>
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</Project>

‎GameMemory.cpp‎

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#include "GameMemory.h"
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#ifdef VISTA
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#define PSAPI_VERSION 1
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#endif
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#include <Psapi.h>
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#include <string>
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void PlaceJMP(BYTE *bt_DetourAddress, DWORD dw_FunctionAddress, DWORD dw_Size)
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{
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DWORD dw_OldProtection, dw_Distance;
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VirtualProtect(bt_DetourAddress, dw_Size, PAGE_EXECUTE_READWRITE, &dw_OldProtection);
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dw_Distance = (DWORD)(dw_FunctionAddress - (DWORD)bt_DetourAddress) - 5;
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*bt_DetourAddress = 0xE9;
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*(DWORD*)(bt_DetourAddress + 0x1) = dw_Distance;
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for (DWORD i = 0x5; i < dw_Size; i++) *(bt_DetourAddress + i) = 0x90;
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VirtualProtect(bt_DetourAddress, dw_Size, dw_OldProtection, NULL);
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return;
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}
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uintptr_t FindMemoryPattern(HANDLE ModuleHandle, char* strpattern, int length)
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{
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//Filter out junk and get a clean hex version of the signature
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unsigned char *signature = new unsigned char[length + 1];
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bool *skippable = new bool[length + 1];
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int signaturelength = 0;
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for (int byteoffset = 0; byteoffset < length - 1; byteoffset += 2)
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{
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char charhex[4]; //4 to keep sscanf happy
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*(short*)charhex = *(short*)&strpattern[byteoffset];
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if (charhex[0] != ' ')
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{
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if (charhex[0] == '?')
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{
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signature[signaturelength] = '?';
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skippable[signaturelength] = true;
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}
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else
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{
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//Convert ascii to hex
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charhex[2] = NULL; //add null terminator
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signature[signaturelength] = (unsigned char)std::stoul(charhex, nullptr, 16);
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//sscanf(charhex, "%x", &signature[signaturelength]);
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skippable[signaturelength] = false;
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}
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signaturelength++;
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}
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}
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//double timetakentofilter = QPCTime() - startfilter;
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//Search for the hex signature in memory
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int searchoffset = 0;
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int maxoffset = signaturelength - 1;
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MODULEINFO dllinfo;
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GetModuleInformation(GetCurrentProcess(), (HMODULE)ModuleHandle, &dllinfo, sizeof(MODULEINFO));
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DWORD endadr = (DWORD)ModuleHandle + dllinfo.SizeOfImage;
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DWORD adrafterfirstmatch = NULL;
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for (DWORD adr = (DWORD)ModuleHandle; adr < endadr; adr++)
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{
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if (skippable[searchoffset] || *(char*)adr == signature[searchoffset] || *(unsigned char*)adr == signature[searchoffset])
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{
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if (searchoffset == 0)
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{
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adrafterfirstmatch = adr + 1;
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}
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searchoffset++;
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if (searchoffset > maxoffset)
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{
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delete[] signature;
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delete[] skippable;
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return adr - maxoffset; //FOUND OFFSET!
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}
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}
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else if (adrafterfirstmatch)
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{
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adr = adrafterfirstmatch;
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searchoffset = 0;
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adrafterfirstmatch = NULL;
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}
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}
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delete[] signature;
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delete[] skippable;
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return NULL; //NOT FOUND!
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}

‎GameMemory.h‎

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#pragma once
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#include <Windows.h>
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void PlaceJMP(BYTE *bt_DetourAddress, DWORD dw_FunctionAddress, DWORD dw_Size);
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uintptr_t FindMemoryPattern(HANDLE ModuleHandle, char* strpattern, int length);

‎main.cpp‎

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#include <iostream>
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#include "GameMemory.h"
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DWORD RunCmdJMPBackAddress;
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DWORD AnimstateUpdateJMPBackAddress;
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DWORD MoveHelperServer;
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int NumCommandsToRun;
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//CBasePlayer::PhysicsSimulate -> RunCommand
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__declspec(naked) void OnRunCommand()
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{
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__asm {
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mov NumCommandsToRun, edi //store number of commands left to run
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mov eax, MoveHelperServer
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push[eax]
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jmp RunCmdJMPBackAddress
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}
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}
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//CCSGOPlayerAnimState::Update
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__declspec(naked) void AnimStateUpdate()
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{
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__asm {
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cmp byte ptr ss : [ebp + 0x8], 0 //if argument to CCSGOPlayerAnimState::Update says to force update, then do it
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jne update
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cmp NumCommandsToRun, 1 //if the number of usercmds left to run is more than 1 then don't update animations
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jg dontupdateyet
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update :
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movss xmm1, [ecx + 0x10] //run code that we overwrote when detour hooking
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jmp AnimstateUpdateJMPBackAddress //return and update the animations
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dontupdateyet : //don't update animations
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pop edi
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pop esi
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mov esp, ebp
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pop ebp
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retn 4
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}
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}
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void Hook()
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{
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HMODULE serverhandle = NULL;
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while (!serverhandle)
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{
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serverhandle = GetModuleHandleA("server.dll");
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Sleep(50);
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}
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printf("Hooking CBasePlayer::PhysicsSimulate..\n");
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char *physicssimulateruncommandloopsig = "FF 35 ?? ?? ?? ?? 8B 06 8B CE 53";
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DWORD adr = FindMemoryPattern(serverhandle, physicssimulateruncommandloopsig, strlen(physicssimulateruncommandloopsig));
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if (!adr)
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{
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printf("ERROR: CAN'T FIND CBasePlayer::PhysicsSimulate SIGNATURE, EXITING!\n");
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Sleep(5000);
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exit(EXIT_SUCCESS);
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}
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RunCmdJMPBackAddress = (adr + 6);
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MoveHelperServer = *(DWORD*)(adr + 2);
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PlaceJMP((BYTE*)adr, (DWORD)&OnRunCommand, 6);
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printf("Hooking CCSGOPlayerAnimState::Update..\n");
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char *animstateupdatesig = "F3 0F 10 49 10 F3 0F 5C 4F 5C";
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adr = FindMemoryPattern(serverhandle, animstateupdatesig, strlen(animstateupdatesig));
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if (!adr)
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{
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printf("ERROR: CAN'T FIND CCSGOPlayerAnimState::Update SIGNATURE, EXITING!\n");
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Sleep(5000);
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exit(EXIT_SUCCESS);
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}
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AnimstateUpdateJMPBackAddress = (adr + 5);
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PlaceJMP((BYTE*)adr, (DWORD)&AnimStateUpdate, 5);
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}
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BOOL APIENTRY DllMain(HMODULE hModule, DWORD ul_reason_for_call, LPVOID lpReserved)
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{
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switch (ul_reason_for_call)
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{
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case DLL_PROCESS_ATTACH:
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{
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#if debugmode
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AllocConsole();
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FILE* fp;
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freopen_s(&fp, "CONOUT$", "w", stdout);
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#endif
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std::cout << "Mutiny Fake Angle Fix Injected" << std::endl;
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break;
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}
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case DLL_THREAD_ATTACH:
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case DLL_THREAD_DETACH:
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case DLL_PROCESS_DETACH:
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break;
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}
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return TRUE;
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}

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