Add cheats for Fallout 4

Fallout4/CMakeLists.txt

@@ -0,0 +1,6 @@
+file(GLOB SourceFiles "*.cpp" "*.asm")
+
+set(Executable "Fallout4Trainer")
+add_executable(${Executable} ${SourceFiles})
+target_precompile_headers(${Executable} REUSE_FROM HackLib)
+target_link_libraries(${Executable} LINK_PRIVATE HackLib EntryPoint)

Fallout4/Fallout4.asm

@@ -0,0 +1,25 @@
+.CODE
+
+InfAmmoFirearms PROC
+	mov [rsp + 000001E0h], r13 ; stolen
+	mov [rsp + 000001A0h], r15 ; stolen
+
+	mov r15, [rbp] ; "loan" *
+
+	cmp r15, 0
+	je TheEnd
+	xor r12, r12 ; r12 will be subtracted from the clip ammo
+	jmp TheEnd
+IsEnemy:
+	; For some odd reason, this do not seem to have any effect
+	; on the enemies, even though it should. 
+	; mov r12, 255
+TheEnd:
+	mov r15, [rsp+000001A0h] ; * put back
+
+	int 3
+	int 3
+	int 3
+InfAmmoFirearms ENDP
+
+END

Fallout4/Fallout4.cpp

@@ -0,0 +1,35 @@
+#include "HackLib.hpp"
+
+extern "C" void InfAmmoFirearms();
+
+int IWillNotUseHackLibForEvil(const std::vector<std::string>& givenArguments)
+{
+	const CommandLine args(givenArguments,
+	{
+		{ "infammo", typeid(std::nullopt), "Infinite ammo" },
+	});
+
+	DWORD pid = System::WaitForWindow(L"Fallout4");
+
+	Process process(pid);
+
+	if (!process.Verify("55f57947db9e05575122fae1088f0b0247442f11e566b56036caa0ac93329c36"))
+	{
+		LogError << "Expected Fallout 4 (Steam)";
+		System::BeepBurst();
+		return ERROR_REVISION_MISMATCH;
+	}
+
+	process.WaitForIdle();
+	System::BeepUp();
+
+	if (args.Contains("infammo"))
+	{
+		auto infAmmo = Process::ReadFunction(InfAmmoFirearms);
+		process.InjectX64(0xDFD8EC, 2, infAmmo);
+	}
+
+	process.WairForExit();
+
+	return 0;
+}