feat: Add TerraSharp for Terraria and tModLoader

src/TerraSharp.Injector/bootstrap.h

@@ -0,0 +1,55 @@
+#pragma once
+#define NOMINMAX
+#include <windows.h>
+#include <cstddef>
+
+enum class BootstrapStage : DWORD
+{
+    Pending,
+    CreateInstance,
+    GetRuntime,
+    GetInterface,
+    Start,
+    Execute,
+    RegisterUnwind,
+    GetDelegates,
+    LoadAssembly,
+    GetEntryPoint,
+    Invoke,
+    RemoveUnwind,
+};
+
+// Layout and stages match bootstrap-x86.asm and bootstrap-x64.asm; pointer slots are always 64 bits.
+struct BootstrapData
+{
+    BootstrapStage stage;
+    HRESULT result;
+    INT32 managedResult;
+    BOOL completed;
+    UINT64 assembly;
+    UINT64 typeName;
+    UINT64 methodName;
+    UINT64 argument;
+    UINT64 runtimeVersion;
+    UINT64 clrCreateInstance;
+    UINT64 getRuntimeDelegate;
+    UINT64 clsidMetaHost;
+    UINT64 iidMetaHost;
+    UINT64 iidRuntimeInfo;
+    UINT64 clsidRuntimeHost;
+    UINT64 iidRuntimeHost;
+};
+
+static_assert(offsetof(BootstrapData, assembly) == 16);
+static_assert(offsetof(BootstrapData, typeName) == 24);
+static_assert(offsetof(BootstrapData, methodName) == 32);
+static_assert(offsetof(BootstrapData, argument) == 40);
+static_assert(offsetof(BootstrapData, runtimeVersion) == 48);
+static_assert(offsetof(BootstrapData, clrCreateInstance) == 56);
+static_assert(offsetof(BootstrapData, getRuntimeDelegate) == 64);
+static_assert(offsetof(BootstrapData, clsidMetaHost) == 72);
+static_assert(offsetof(BootstrapData, iidMetaHost) == 80);
+static_assert(offsetof(BootstrapData, iidRuntimeInfo) == 88);
+static_assert(offsetof(BootstrapData, clsidRuntimeHost) == 96);
+static_assert(offsetof(BootstrapData, iidRuntimeHost) == 104);
+static_assert(sizeof(BootstrapData) == 112);