Renamed src to backend

backend/olympus/olympus.filters

@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <Filter Include="src">
+      <UniqueIdentifier>{4FC737F1-C7A5-4376-A066-2A32D752A2FF}</UniqueIdentifier>
+      <Extensions>cpp;c;cc;cxx;c++;cppm;ixx;def;odl;idl;hpj;bat;asm;asmx</Extensions>
+    </Filter>
+    <Filter Include="inc">
+      <UniqueIdentifier>{93995380-89BD-4b04-88EB-625FBE52EBFB}</UniqueIdentifier>
+      <Extensions>h;hh;hpp;hxx;h++;hm;inl;inc;ipp;xsd</Extensions>
+    </Filter>
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="framework.h">
+      <Filter>inc</Filter>
+    </ClInclude>
+    <ClInclude Include="pch.h">
+      <Filter>inc</Filter>
+    </ClInclude>
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="dllmain.cpp">
+      <Filter>src</Filter>
+    </ClCompile>
+    <ClCompile Include="pch.cpp">
+      <Filter>src</Filter>
+    </ClCompile>
+  </ItemGroup>
+</Project>

backend/olympus/olympus.rc

@@ -0,0 +1,110 @@
+// Microsoft Visual C++ generated resource script.
+//
+#include "resource.h"
+
+#define APSTUDIO_READONLY_SYMBOLS
+/////////////////////////////////////////////////////////////////////////////
+//
+// Generated from the TEXTINCLUDE 2 resource.
+//
+#include "winres.h"
+
+/////////////////////////////////////////////////////////////////////////////
+#undef APSTUDIO_READONLY_SYMBOLS
+
+/////////////////////////////////////////////////////////////////////////////
+// Italian (Italy) resources
+
+#if !defined(AFX_RESOURCE_DLL) || defined(AFX_TARG_ITA)
+LANGUAGE LANG_ITALIAN, SUBLANG_ITALIAN
+#pragma code_page(1252)
+
+#ifdef APSTUDIO_INVOKED
+/////////////////////////////////////////////////////////////////////////////
+//
+// TEXTINCLUDE
+//
+
+1 TEXTINCLUDE 
+BEGIN
+    "resource.h\0"
+END
+
+2 TEXTINCLUDE 
+BEGIN
+    "#include ""winres.h""\r\n"
+    "\0"
+END
+
+3 TEXTINCLUDE 
+BEGIN
+    "\r\n"
+    "\0"
+END
+
+#endif    // APSTUDIO_INVOKED
+
+#endif    // Italian (Italy) resources
+/////////////////////////////////////////////////////////////////////////////
+
+
+/////////////////////////////////////////////////////////////////////////////
+// English (United Kingdom) resources
+
+#if !defined(AFX_RESOURCE_DLL) || defined(AFX_TARG_ENG)
+LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_UK
+#pragma code_page(1252)
+
+/////////////////////////////////////////////////////////////////////////////
+//
+// Version
+//
+
+VS_VERSION_INFO VERSIONINFO
+ FILEVERSION 1,0,3,0
+ PRODUCTVERSION 1,0,3,0
+ FILEFLAGSMASK 0x3fL
+#ifdef _DEBUG
+ FILEFLAGS 0x1L
+#else
+ FILEFLAGS 0x0L
+#endif
+ FILEOS 0x40004L
+ FILETYPE 0x2L
+ FILESUBTYPE 0x0L
+BEGIN
+    BLOCK "StringFileInfo"
+    BEGIN
+        BLOCK "040904b0"
+        BEGIN
+            VALUE "CompanyName", "DCS Olympus"
+            VALUE "FileDescription", "DCS Olympus"
+            VALUE "FileVersion", "1.0.3.0"
+            VALUE "InternalName", "olympus.dll"
+            VALUE "LegalCopyright", "Copyright (C) 2023"
+            VALUE "OriginalFilename", "olympus.dll"
+            VALUE "ProductName", "DCS Olympus"
+            VALUE "ProductVersion", "1.0.3.0"
+        END
+    END
+    BLOCK "VarFileInfo"
+    BEGIN
+        VALUE "Translation", 0x409, 1200
+    END
+END
+
+#endif    // English (United Kingdom) resources
+/////////////////////////////////////////////////////////////////////////////
+
+
+
+#ifndef APSTUDIO_INVOKED
+/////////////////////////////////////////////////////////////////////////////
+//
+// Generated from the TEXTINCLUDE 3 resource.
+//
+
+
+/////////////////////////////////////////////////////////////////////////////
+#endif    // not APSTUDIO_INVOKED
+

backend/olympus/olympus.vcxproj

@@ -0,0 +1,130 @@
+<?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>
+  <ItemGroup>
+    <ClCompile Include="src\olympus.cpp" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\dcstools\dcstools.vcxproj">
+      <Project>{2b255368-39a0-431a-a6de-cc739ac70dc1}</Project>
+    </ProjectReference>
+    <ProjectReference Include="..\logger\logger.vcxproj">
+      <Project>{873ecabe-fcfe-4217-ac15-91959c3cf1c6}</Project>
+    </ProjectReference>
+    <ProjectReference Include="..\luatools\luatools.vcxproj">
+      <Project>{de139ec1-4f88-47d5-be73-f41915fe14a3}</Project>
+    </ProjectReference>
+    <ProjectReference Include="..\utils\utils.vcxproj">
+      <Project>{b85009ce-4a5c-4a5a-b85d-001b3a2651b2}</Project>
+    </ProjectReference>
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="resource.h" />
+  </ItemGroup>
+  <ItemGroup>
+    <ResourceCompile Include="olympus.rc" />
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <VCProjectVersion>16.0</VCProjectVersion>
+    <Keyword>Win32Proj</Keyword>
+    <ProjectGuid>{5f3fc91e-1fbc-4223-8011-9708de913474}</ProjectGuid>
+    <RootNamespace>Olympus</RootNamespace>
+    <WindowsTargetPlatformVersion>10.0</WindowsTargetPlatformVersion>
+    <ProjectName>olympus</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" />
+	<Import Project="..\DCSOlympus.props" />
+  </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" />
+	<Import Project="..\DCSOlympus.props" />
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <LinkIncremental>false</LinkIncremental>
+    <OutDir>.\..\..\bin\$(Platform)\$(Configuration)\</OutDir>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <LinkIncremental>false</LinkIncremental>
+    <OutDir>.\..\..\bin\</OutDir>
+  </PropertyGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>_CRT_SECURE_NO_WARNINGS; _DEBUG;OLYMPUS_EXPORTS;_WINDOWS;_USRDLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
+      <PrecompiledHeader>NotUsing</PrecompiledHeader>
+      <PrecompiledHeaderFile>pch.h</PrecompiledHeaderFile>
+      <AdditionalIncludeDirectories>include; ..\..\third-party\lua\include; ..\utils\include;  ..\shared\include</AdditionalIncludeDirectories>
+      <LanguageStandard>stdcpp17</LanguageStandard>
+      <AssemblerOutput>AssemblyCode</AssemblerOutput>
+    </ClCompile>
+    <Link>
+      <SubSystem>Windows</SubSystem>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <EnableUAC>false</EnableUAC>
+      <AdditionalDependencies>lua.lib</AdditionalDependencies>
+      <AdditionalLibraryDirectories>..\..\third-party\lua</AdditionalLibraryDirectories>
+      <Version>{{OLYMPUS_VERSION_NUMBER}}.{{OLYMPUS_COMMIT_HASH}}</Version>
+    </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;OLYMPUS_EXPORTS;_WINDOWS;_USRDLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
+      <PrecompiledHeader>NotUsing</PrecompiledHeader>
+      <PrecompiledHeaderFile>
+      </PrecompiledHeaderFile>
+      <AdditionalIncludeDirectories>include;..\..\third-party\lua\include;..\utils\include;..\shared\include;..\dcstools\include;..\logger\include;..\luatools\include</AdditionalIncludeDirectories>
+      <LanguageStandard>stdcpp20</LanguageStandard>
+      <AssemblerOutput>NoListing</AssemblerOutput>
+    </ClCompile>
+    <Link>
+      <SubSystem>Windows</SubSystem>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <EnableUAC>false</EnableUAC>
+      <AdditionalDependencies>lua.lib</AdditionalDependencies>
+      <AdditionalLibraryDirectories>..\..\third-party\lua</AdditionalLibraryDirectories>
+      <DelayLoadDLLs>dcstools.dll;logger.dll;utils.dll;%(DelayLoadDLLs)</DelayLoadDLLs>
+    </Link>
+  </ItemDefinitionGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+  <ImportGroup Label="ExtensionTargets">
+  </ImportGroup>
+</Project>

backend/olympus/olympus.vcxproj.filters

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <Filter Include="Source Files">
+      <UniqueIdentifier>{c021f649-26ec-4040-abd4-13132def4a81}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="Header Files">
+      <UniqueIdentifier>{2809fbbc-77d2-465e-afef-230525a60c66}</UniqueIdentifier>
+    </Filter>
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="src\olympus.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="resource.h" />
+  </ItemGroup>
+  <ItemGroup>
+    <ResourceCompile Include="olympus.rc" />
+  </ItemGroup>
+</Project>

backend/olympus/resource.h

@@ -0,0 +1,14 @@
+//{{NO_DEPENDENCIES}}
+// Microsoft Visual C++ generated include file.
+// Used by olympus.rc
+
+// Next default values for new objects
+// 
+#ifdef APSTUDIO_INVOKED
+#ifndef APSTUDIO_READONLY_SYMBOLS
+#define _APS_NEXT_RESOURCE_VALUE        101
+#define _APS_NEXT_COMMAND_VALUE         40001
+#define _APS_NEXT_CONTROL_VALUE         1001
+#define _APS_NEXT_SYMED_VALUE           101
+#endif
+#endif

backend/olympus/src/olympus.cpp

@@ -0,0 +1,238 @@
+#include "framework.h"
+#include "dcstools.h"
+#include "logger.h"
+#include "utils.h"
+
+/* Run-time linking to core dll allows for "hot swap". This is useful for development but could be removed when stable.*/
+HINSTANCE hGetProcIDDLL = NULL;
+typedef int(__stdcall* f_coreInit)(lua_State* L, const char* path);
+typedef int(__stdcall* f_coreDeinit)(lua_State* L);
+typedef int(__stdcall* f_coreFrame)(lua_State* L);
+typedef int(__stdcall* f_coreUnitsData)(lua_State* L);
+typedef int(__stdcall* f_coreWeaponsData)(lua_State* L);
+typedef int(__stdcall* f_coreMissionData)(lua_State* L);
+f_coreInit coreInit = nullptr;
+f_coreDeinit coreDeinit = nullptr;
+f_coreFrame coreFrame = nullptr;
+f_coreUnitsData coreUnitsData = nullptr;
+f_coreWeaponsData coreWeaponsData = nullptr;
+f_coreMissionData coreMissionData = nullptr;
+
+string modPath;
+
+//Returns the last Win32 error, in string format. Returns an empty string if there is no error.
+std::string GetLastErrorAsString()
+{
+    //Get the error message ID, if any.
+    DWORD errorMessageID = ::GetLastError();
+    if (errorMessageID == 0) {
+        return std::string(); //No error message has been recorded
+    }
+
+    LPSTR messageBuffer = nullptr;
+
+    //Ask Win32 to give us the string version of that message ID.
+    //The parameters we pass in, tell Win32 to create the buffer that holds the message for us (because we don't yet know how long the message string will be).
+    size_t size = FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
+        NULL, errorMessageID, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (LPSTR)&messageBuffer, 0, NULL);
+
+    //Copy the error message into a std::string.
+    std::string message(messageBuffer, size);
+
+    //Free the Win32's string's buffer.
+    LocalFree(messageBuffer);
+
+    return message;
+}
+
+static int onSimulationStart(lua_State* L)
+{
+    LogInfo(L, "Trying to load core.dll from " + modPath);
+    SetDllDirectoryA(modPath.c_str());
+
+    setLogDirectory(modPath);
+
+    log("onSimulationStart callback called successfully");
+
+    string dllLocation = modPath + "\\core.dll";
+    
+    log("Loading core.dll");
+    hGetProcIDDLL = LoadLibrary(to_wstring(dllLocation).c_str());
+
+    if (!hGetProcIDDLL) {
+        LogError(L, "Error loading core DLL");
+        goto error;
+    }
+
+    log("Core DLL loaded successfully");
+
+    coreInit = (f_coreInit)GetProcAddress(hGetProcIDDLL, "coreInit");
+    if (!coreInit) 
+    {
+        LogError(L, "Error getting coreInit ProcAddress from DLL");
+        goto error;
+    }
+
+    coreDeinit = (f_coreDeinit)GetProcAddress(hGetProcIDDLL, "coreDeinit");
+    if (!coreDeinit)
+    {
+        LogError(L, "Error getting coreDeinit ProcAddress from DLL");
+        goto error;
+    }
+
+    coreFrame = (f_coreFrame)GetProcAddress(hGetProcIDDLL, "coreFrame");
+    if (!coreFrame) 
+    {
+        LogError(L, "Error getting coreFrame ProcAddress from DLL");
+        goto error;
+    }
+
+    coreUnitsData = (f_coreUnitsData)GetProcAddress(hGetProcIDDLL, "coreUnitsData");
+    if (!coreUnitsData)
+    {
+        LogError(L, "Error getting coreUnitsData ProcAddress from DLL");
+        goto error;
+    }
+
+    coreWeaponsData = (f_coreWeaponsData)GetProcAddress(hGetProcIDDLL, "coreWeaponsData");
+    if (!coreWeaponsData)
+    {
+        LogError(L, "Error getting coreWeaponsData ProcAddress from DLL");
+        goto error;
+    }
+
+    coreMissionData = (f_coreMissionData)GetProcAddress(hGetProcIDDLL, "coreMissionData");
+    if (!coreMissionData)
+    {
+        LogError(L, "Error getting coreMissionData ProcAddress from DLL");
+        goto error;
+    }
+
+    coreInit(L, modPath.c_str());
+
+    LogInfo(L, "Module loaded and started successfully.");
+
+	return 0;
+
+error:
+    LogError(L, "Error while loading module: " + GetLastErrorAsString());
+    return 0;
+}
+
+static int onSimulationFrame(lua_State* L)
+{
+    if (coreFrame) 
+    {
+        coreFrame(L);
+    }
+    return 0;
+}
+
+static int onSimulationStop(lua_State* L)
+{
+    log("onSimulationStop callback called successfully");
+    if (hGetProcIDDLL)
+    {
+        log("Trying to unload core DLL");
+        if (coreDeinit)
+        {
+            coreDeinit(L);
+        }
+
+        if (FreeLibrary(hGetProcIDDLL))
+        {
+            log("Core DLL unloaded successfully");
+        }
+        else
+        {
+            LogError(L, "Error unloading DLL");
+            goto error;
+        }
+
+        coreInit = nullptr;
+        coreDeinit = nullptr;
+        coreFrame = nullptr;
+        coreUnitsData = nullptr;
+        coreWeaponsData = nullptr;
+        coreMissionData = nullptr;
+    }
+
+    hGetProcIDDLL = NULL;
+
+    return 0;
+
+error:
+    LogError(L, "Error while unloading module: " + GetLastErrorAsString());
+    return 0;
+}
+
+static int setUnitsData(lua_State* L)
+{
+    if (coreUnitsData)
+    {
+        coreUnitsData(L);
+    }
+    return 0;
+}
+
+static int setWeaponsData(lua_State* L)
+{
+    if (coreWeaponsData)
+    {
+        coreWeaponsData(L);
+    }
+    return 0;
+}
+
+static int setMissionData(lua_State* L)
+{
+    if (coreMissionData)
+    {
+        coreMissionData(L);
+    }
+    return 0;
+}
+
+static const luaL_Reg Map[] = {
+	{"onSimulationStart", onSimulationStart},
+    {"onSimulationFrame", onSimulationFrame},
+    {"onSimulationStop", onSimulationStop},
+    {"setUnitsData", setUnitsData },
+    {"setWeaponsData", setWeaponsData },
+    {"setMissionData", setMissionData },
+	{NULL, NULL}
+};
+
+extern "C" DllExport int luaopen_olympus(lua_State * L)
+{
+    lua_getglobal(L, "require");
+    lua_pushstring(L, "lfs");
+    lua_pcall(L, 1, 1, 0);
+    lua_getfield(L, -1, "writedir");
+    lua_pcall(L, 0, 1, 0);
+    if (lua_isstring(L, -1)) {
+        modPath = string(lua_tostring(L, -1)) + "Mods\\Services\\Olympus\\bin\\";
+        SetDllDirectoryA(modPath.c_str());
+        LogInfo(L, "Instance location retrieved successfully");
+    }
+    else {
+        /* Log without using the helper dlls because we have not loaded them yet here */
+        lua_getglobal(L, "log");
+        lua_getfield(L, -1, "ERROR");
+        int errorLevel = (int)lua_tointeger(L, -1);
+
+        lua_getglobal(L, "log");
+        lua_getfield(L, -1, "write");
+        lua_pushstring(L, "Olympus.dll");
+        lua_pushnumber(L, errorLevel);
+        lua_pushstring(L, "An error has occurred while trying to retrieve Olympus's instance location");
+        lua_pcall(L, 3, 0, 0);
+
+        return 0;
+    }
+
+    LogInfo(L, "Loading .dlls from " + modPath);
+
+	luaL_register(L, "olympus", Map);
+	return 1;
+}