separate emulator from executable

# Conflicts:
#	src/windows_emulator/main.cpp

src/sample/main.cpp

@@ -0,0 +1,105 @@
+#include "std_include.hpp"
+
+#include <windows_emulator.hpp>
+#include <debugging/x64_gdb_stub_handler.hpp>
+
+#include "object_watching.hpp"
+
+bool use_gdb = false;
+
+namespace
+{
+	void watch_system_objects(windows_emulator& win_emu)
+	{
+		watch_object(win_emu, win_emu.process().teb);
+		watch_object(win_emu, win_emu.process().peb);
+		watch_object(win_emu, win_emu.process().kusd);
+		auto* params_hook = watch_object(win_emu, win_emu.process().process_params);
+
+		win_emu.emu().hook_memory_write(win_emu.process().peb.value() + offsetof(PEB, ProcessParameters), 0x8,
+		                                [&](const uint64_t address, size_t, const uint64_t value)
+		                                {
+			                                const auto target_address = win_emu.process().peb.value() + offsetof(
+				                                PEB, ProcessParameters);
+
+			                                if (address == target_address)
+			                                {
+				                                const emulator_object<RTL_USER_PROCESS_PARAMETERS> obj{
+					                                win_emu.emu(), value
+				                                };
+
+				                                win_emu.emu().delete_hook(params_hook);
+				                                params_hook = watch_object(win_emu, obj);
+			                                }
+		                                });
+	}
+
+
+	void run()
+	{
+		windows_emulator win_emu {
+			R"(C:\Users\mauri\source\repos\ConsoleApplication6\x64\Release\ConsoleApplication6.exe)",
+			{
+				L"Hello",
+				L"World",
+			}
+		};
+
+		watch_system_objects(win_emu);
+
+		try
+		{
+			if (use_gdb)
+			{
+				puts("Launching gdb stub...");
+
+				x64_gdb_stub_handler handler{win_emu.emu()};
+				run_gdb_stub(handler, "i386:x86-64", gdb_registers.size(), "0.0.0.0:28960");
+			}
+			else
+			{
+				win_emu.emu().start_from_ip();
+			}
+		}
+		catch (...)
+		{
+			printf("Emulation failed at: %llX\n", win_emu.emu().read_instruction_pointer());
+			throw;
+		}
+
+		printf("Emulation done.\n");
+	}
+}
+
+int main(int /*argc*/, char** /*argv*/)
+{
+	//setvbuf(stdout, nullptr, _IOFBF, 0x10000);
+
+	try
+	{
+		do
+		{
+			run();
+		}
+		while (use_gdb);
+
+		return 0;
+	}
+	catch (std::exception& e)
+	{
+		puts(e.what());
+
+#if defined(_WIN32) && 0
+		MessageBoxA(nullptr, e.what(), "ERROR", MB_ICONERROR);
+#endif
+	}
+
+	return 1;
+}
+
+#ifdef _WIN32
+int WINAPI WinMain(HINSTANCE, HINSTANCE, PSTR, int)
+{
+	return main(__argc, __argv);
+}
+#endif