Add LE2HotReload ASI code.

ME3Tweaks · Aug 31, 2022 · 4329259 · 4329259
1 parent fbe3d0f
commit 4329259
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diff --git a/LE2-ASI-Plugins.sln b/LE2-ASI-Plugins.sln
@@ -35,6 +35,8 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "LE2ConsoleExtension", "LE2C
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "LE2LEXInterop", "LE2LEXInterop\LE2LEXInterop.vcxproj", "{3E825F49-5D7E-4064-B5B2-03011B408B6F}"
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "LE2HotReload", "LE2HotReload\LE2HotReload.vcxproj", "{D56CAF33-BA78-4541-98EE-02BCD292EECF}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|x64 = Debug|x64
@@ -81,6 +83,10 @@ Global
 		{3E825F49-5D7E-4064-B5B2-03011B408B6F}.Debug|x64.Build.0 = Debug|x64
 		{3E825F49-5D7E-4064-B5B2-03011B408B6F}.Release|x64.ActiveCfg = Release|x64
 		{3E825F49-5D7E-4064-B5B2-03011B408B6F}.Release|x64.Build.0 = Release|x64
+		{D56CAF33-BA78-4541-98EE-02BCD292EECF}.Debug|x64.ActiveCfg = Debug|x64
+		{D56CAF33-BA78-4541-98EE-02BCD292EECF}.Debug|x64.Build.0 = Debug|x64
+		{D56CAF33-BA78-4541-98EE-02BCD292EECF}.Release|x64.ActiveCfg = Release|x64
+		{D56CAF33-BA78-4541-98EE-02BCD292EECF}.Release|x64.Build.0 = Release|x64
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

diff --git a/LE2HotReload/LE2HotReload.cpp b/LE2HotReload/LE2HotReload.cpp
@@ -0,0 +1,55 @@
+#include "../../Shared-ASI/Interface.h"
+#include "../../Shared-ASI/Common.h"
+
+SPI_PLUGINSIDE_SUPPORT(L"LE2HotReload", L"1.0.0", L"ME3Tweaks", SPI_GAME_LE2, SPI_VERSION_LATEST);
+SPI_PLUGINSIDE_PRELOAD;
+SPI_PLUGINSIDE_ASYNCATTACH;
+
+/**
+ * \brief Patches a segment of process memory.
+ * \param address The address to start the overwrite of patch data to
+ * \param patch The patch data
+ * \param patchSize The size of patch
+ * \return true if patched, false otherwise
+ */
+bool PatchMemory(void* address, const void* patch, const SIZE_T patchSize)
+{
+	//make the memory we're going to patch writeable
+	DWORD  oldProtect;
+	if (!VirtualProtect(address, patchSize, PAGE_EXECUTE_READWRITE, &oldProtect))
+		return false;
+
+	//overwrite with our patch
+	memcpy(address, patch, patchSize);
+
+	//restore the memory's old protection level
+	VirtualProtect(address, patchSize, oldProtect, &oldProtect);
+	FlushInstructionCache(GetCurrentProcess(), address, patchSize);
+	return true;
+}
+
+void* PatchOffset;
+const BYTE patchData[] = { 0x03 };
+SPI_IMPLEMENT_ATTACH
+{
+	//Common::OpenConsole();
+	INIT_FIND_PATTERN(PatchOffset, "01 ff 15 97 41 f0 00 48 89 06 48 83 f8");
+	if (PatchOffset != nullptr)
+	{
+		PatchMemory(PatchOffset, patchData , 1);
+		writeln("Patched for hot reload at %p", PatchOffset);
+	} else
+	{
+		writeln("Failed to patch for hot reload");
+	}
+}
+
+
+SPI_IMPLEMENT_DETACH
+{
+	return true;
+}
+
+BOOL APIENTRY DllMain(HMODULE hModule, DWORD  reason, LPVOID) {
+	return TRUE;
+}
diff --git a/LE2HotReload/LE2HotReload.vcxproj b/LE2HotReload/LE2HotReload.vcxproj
@@ -0,0 +1,102 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <VCProjectVersion>16.0</VCProjectVersion>
+    <Keyword>Win32Proj</Keyword>
+    <ProjectGuid>{D56CAF33-BA78-4541-98EE-02BCD292EECF}</ProjectGuid>
+    <RootNamespace>SeqActLog Enabler</RootNamespace>
+    <WindowsTargetPlatformVersion>10.0</WindowsTargetPlatformVersion>
+    <ProjectName>LE2HotReload</ProjectName>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
+    <ConfigurationType>DynamicLibrary</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v143</PlatformToolset>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
+    <ConfigurationType>DynamicLibrary</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>v143</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
+  </ImportGroup>
+  <ImportGroup Label="Shared">
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <LinkIncremental>true</LinkIncremental>
+    <TargetExt>.asi</TargetExt>
+    <TargetName>LE2HotReload</TargetName>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <LinkIncremental>false</LinkIncremental>
+    <TargetExt>.asi</TargetExt>
+    <TargetName>LE2HotReload</TargetName>
+  </PropertyGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>ASI_DEBUG;_CRT_SECURE_NO_WARNINGS;_DEBUG;_CONSOLE;_SILENCE_CXX17_CODECVT_HEADER_DEPRECATION_WARNING;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>false</ConformanceMode>
+      <LanguageStandard>stdcpp17</LanguageStandard>
+      <LanguageStandard_C>stdc17</LanguageStandard_C>
+      <AdditionalOptions>/bigobj %(AdditionalOptions)</AdditionalOptions>
+      <MultiProcessorCompilation>true</MultiProcessorCompilation>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>_CRT_SECURE_NO_WARNINGS;NDEBUG;_CONSOLE;_SILENCE_CXX17_CODECVT_HEADER_DEPRECATION_WARNING;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>false</ConformanceMode>
+      <LanguageStandard>stdcpp17</LanguageStandard>
+      <LanguageStandard_C>stdc17</LanguageStandard_C>
+      <AdditionalOptions>/bigobj %(AdditionalOptions)</AdditionalOptions>
+      <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemGroup>
+    <ClCompile Include="LE2HotReload.cpp" />
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="HookPrototypes.h" />
+  </ItemGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+  <ImportGroup Label="ExtensionTargets">
+  </ImportGroup>
+</Project>