Added a DashLaunch class to interact with the DashLaunch config

XexUtils.vcxproj

@@ -59,6 +59,7 @@
     </Lib>
   </ItemDefinitionGroup>
   <ItemGroup>
+    <ClInclude Include="include\DashLaunch.h" />
     <ClInclude Include="include\Detour.h" />
     <ClInclude Include="include\Log.h" />
     <ClInclude Include="include\Socket.h" />
@@ -74,6 +75,7 @@
     <ClInclude Include="include\Xam_.h" />
   </ItemGroup>
   <ItemGroup>
+    <ClCompile Include="src\DashLaunch.cpp" />
     <ClCompile Include="src\Detour.cpp" />
     <ClCompile Include="src\Log.cpp" />
     <ClCompile Include="src\Math_.cpp" />

XexUtils.vcxproj.filters

@@ -47,6 +47,9 @@
     <ClCompile Include="src\Socket.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="src\DashLaunch.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="src\pch.h">
@@ -88,6 +91,9 @@
     <ClInclude Include="include\Socket.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="include\DashLaunch.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <None Include=".editorconfig" />

examples/DashLaunch.md

@@ -0,0 +1,35 @@
+# DashLaunch
+
+Get and set a DashLaunch option value by its name:
+```C++
+void Init()
+{
+    // Initialize the DashLaunch functions
+    HRESULT hr = XexUtils::DashLaunch::Init();
+    if (FAILED(hr))
+    {
+        XexUtils::Log::Error("Couldn't get functions from DashLaunch");
+        return;
+    }
+
+    // Force liveblock to be enabled
+    uint32_t liveBlockEnabled = 0;
+    BOOL result = XexUtils::DashLaunch::GetOptionValueByName("liveblock", &liveBlockEnabled);
+    if (result == FALSE)
+    {
+        XexUtils::Log::Error("Couldn't get the liveblock value from DashLaunch");
+        return;
+    }
+
+    if (liveBlockEnabled == 0)
+    {
+        uint32_t enableLiveBlock = 1;
+        result = XexUtils::DashLaunch::SetOptionValueByName("liveblock", &enableLiveBlock);
+        if (result == FALSE)
+        {
+            XexUtils::Log::Error("Couldn't enable liveblock");
+            return;
+        }
+    }
+}
+```

include/DashLaunch.h

@@ -0,0 +1,22 @@
+#pragma once
+
+namespace XexUtils
+{
+
+typedef BOOL (*DLAUNCHGETOPTVALBYNAME)(const char *optionName, uint32_t *pOptionValue);
+typedef BOOL (*DLAUNCHSETOPTVALBYNAME)(const char *optionName, uint32_t *pOptionValue);
+
+class DashLaunch
+{
+public:
+    // Get the pointers to the DashLaunch functions.
+    static HRESULT Init();
+
+    // Get the value of optionName as a uint32_t, 1 for true, 0 for false, pointer to the first character for strings.
+    static DLAUNCHGETOPTVALBYNAME GetOptionValueByName;
+
+    // Set the value of optionName as a uint32_t, 1 for true, 0 for false, pointer to the first character for strings.
+    static DLAUNCHSETOPTVALBYNAME SetOptionValueByName;
+};
+
+}

include/XexUtils.h

@@ -14,4 +14,5 @@
 #include "Xam_.h"
 #include "SMC.h"
 #include "Socket.h"
+#include "DashLaunch.h"
 #include "Log.h"

src/DashLaunch.cpp

@@ -0,0 +1,33 @@
+#include "pch.h"
+#include "DashLaunch.h"
+
+#include "Memory.h"
+
+#define LAUNCH_MODULE "launch.xex"
+
+namespace XexUtils
+{
+
+enum
+{
+    DL_ORDINALS_GETOPTVALBYNAME = 9,
+    DL_ORDINALS_SETOPTVALBYNAME = 10,
+};
+
+DLAUNCHGETOPTVALBYNAME DashLaunch::GetOptionValueByName = nullptr;
+DLAUNCHSETOPTVALBYNAME DashLaunch::SetOptionValueByName = nullptr;
+
+HRESULT DashLaunch::Init()
+{
+    GetOptionValueByName = static_cast<DLAUNCHGETOPTVALBYNAME>(Memory::ResolveFunction(LAUNCH_MODULE, DL_ORDINALS_GETOPTVALBYNAME));
+    if (GetOptionValueByName == nullptr)
+        return E_FAIL;
+
+    SetOptionValueByName = static_cast<DLAUNCHSETOPTVALBYNAME>(Memory::ResolveFunction(LAUNCH_MODULE, DL_ORDINALS_SETOPTVALBYNAME));
+    if (SetOptionValueByName == nullptr)
+        return E_FAIL;
+
+    return S_OK;
+}
+
+}