Organize scripts and add TWS plugins with HTTP timeouts

Vendor pinned T5 and T6 plugin sources under the new plugins layout. Add native HTTP deadlines, status and timing diagnostics, telemetry integration, and build/test tooling.

t6/plugins/tws-t6-gsc-utils/src/utils/hook.cpp

@@ -0,0 +1,247 @@
+#include <stdinc.hpp>
+#include "hook.hpp"
+#include "string.hpp"
+// iw6x-client
+
+namespace utils::hook
+{
+	void signature::process()
+	{
+		if (this->signatures_.empty()) return;
+
+		const auto start = static_cast<char*>(this->start_);
+
+		const unsigned int sig_count = this->signatures_.size();
+		const auto containers = this->signatures_.data();
+
+		for (size_t i = 0; i < this->length_; ++i)
+		{
+			const auto address = start + i;
+
+			for (unsigned int k = 0; k < sig_count; ++k)
+			{
+				const auto container = &containers[k];
+
+				unsigned int j;
+				for (j = 0; j < static_cast<unsigned int>(container->mask.size()); ++j)
+				{
+					if (container->mask[j] != '?' && container->signature[j] != address[j])
+					{
+						break;
+					}
+				}
+
+				if (j == container->mask.size())
+				{
+					container->callback(address);
+				}
+			}
+		}
+	}
+
+	void signature::add(const container& container)
+	{
+		signatures_.push_back(container);
+	}
+
+	namespace
+	{
+		[[maybe_unused]] class _
+		{
+		public:
+			_()
+			{
+				if (MH_Initialize() != MH_OK)
+				{
+					throw std::runtime_error("Failed to initialize MinHook");
+				}
+			}
+
+			~_()
+			{
+				MH_Uninitialize();
+			}
+		} __;
+	}
+
+	asmjit::Error assembler::call(void* target)
+	{
+		return Assembler::call(size_t(target));
+	}
+
+	asmjit::Error assembler::jmp(void* target)
+	{
+		return Assembler::jmp(size_t(target));
+	}
+
+	detour::detour(const size_t place, void* target) : detour(reinterpret_cast<void*>(place), target)
+	{
+	}
+
+	detour::detour(void* place, void* target)
+	{
+		this->create(place, target);
+	}
+
+	detour::~detour()
+	{
+		this->clear();
+	}
+
+	void detour::enable() const
+	{
+		MH_EnableHook(this->place_);
+	}
+
+	void detour::disable() const
+	{
+		MH_DisableHook(this->place_);
+	}
+
+	void detour::create(void* place, void* target)
+	{
+		this->clear();
+		this->place_ = place;
+
+		if (MH_CreateHook(this->place_, target, &this->original_) != MH_OK)
+		{
+			throw std::runtime_error(string::va("Unable to create hook at location: %p", this->place_));
+		}
+
+		this->enable();
+	}
+
+	void detour::create(const size_t place, void* target)
+	{
+		this->create(reinterpret_cast<void*>(place), target);
+	}
+
+	void detour::clear()
+	{
+		if (this->place_)
+		{
+			MH_RemoveHook(this->place_);
+		}
+
+		this->place_ = nullptr;
+		this->original_ = nullptr;
+	}
+
+	void* detour::get_original() const
+	{
+		return this->original_;
+	}
+
+	void nop(void* place, const size_t length)
+	{
+		DWORD old_protect{};
+		VirtualProtect(place, length, PAGE_EXECUTE_READWRITE, &old_protect);
+
+		std::memset(place, 0x90, length);
+
+		VirtualProtect(place, length, old_protect, &old_protect);
+		FlushInstructionCache(GetCurrentProcess(), place, length);
+	}
+
+	void nop(const size_t place, const size_t length)
+	{
+		nop(reinterpret_cast<void*>(place), length);
+	}
+
+	void copy(void* place, const void* data, const size_t length)
+	{
+		DWORD old_protect{};
+		VirtualProtect(place, length, PAGE_EXECUTE_READWRITE, &old_protect);
+
+		std::memmove(place, data, length);
+
+		VirtualProtect(place, length, old_protect, &old_protect);
+		FlushInstructionCache(GetCurrentProcess(), place, length);
+	}
+
+	void copy(const size_t place, const void* data, const size_t length)
+	{
+		copy(reinterpret_cast<void*>(place), data, length);
+	}
+
+	bool is_relatively_far(const void* pointer, const void* data, int offset)
+	{
+		const int64_t diff = size_t(data) - (size_t(pointer) + offset);
+		const auto small_diff = int32_t(diff);
+		return diff != int64_t(small_diff);
+	}
+
+	void call(void* pointer, void* data)
+	{
+		if (is_relatively_far(pointer, data))
+		{
+			throw std::runtime_error("Too far away to create 32bit relative branch");
+		}
+
+		auto* patch_pointer = PBYTE(pointer);
+		set<uint8_t>(patch_pointer, 0xE8);
+		set<int32_t>(patch_pointer + 1, int32_t(size_t(data) - (size_t(pointer) + 5)));
+	}
+
+	void call(const size_t pointer, void* data)
+	{
+		return call(reinterpret_cast<void*>(pointer), data);
+	}
+
+	void call(const size_t pointer, const size_t data)
+	{
+		return call(pointer, reinterpret_cast<void*>(data));
+	}
+
+	void set(std::uintptr_t address, std::vector<std::uint8_t>&& bytes)
+	{
+		DWORD oldProtect = 0;
+
+		auto* place = reinterpret_cast<void*>(address);
+		VirtualProtect(place, bytes.size(), PAGE_EXECUTE_READWRITE, &oldProtect);
+		memcpy(place, bytes.data(), bytes.size());
+		VirtualProtect(place, bytes.size(), oldProtect, &oldProtect);
+		FlushInstructionCache(GetCurrentProcess(), place, bytes.size());
+	}
+
+	void set(std::uintptr_t address, void* buffer, size_t size)
+	{
+		DWORD oldProtect = 0;
+
+		auto* place = reinterpret_cast<void*>(address);
+		VirtualProtect(place, size, PAGE_EXECUTE_READWRITE, &oldProtect);
+		memcpy(place, buffer, size);
+		VirtualProtect(place, size, oldProtect, &oldProtect);
+		FlushInstructionCache(GetCurrentProcess(), place, size);
+	}
+
+	void jump(std::uintptr_t address, void* destination)
+	{
+		if (!address) return;
+
+		std::uint8_t* bytes = new std::uint8_t[5];
+		*bytes = 0xE9;
+		*reinterpret_cast<std::uint32_t*>(bytes + 1) = CalculateRelativeJMPAddress(address, destination);
+
+		set(address, bytes, 5);
+
+		delete[] bytes;
+	}
+
+	void* assemble(const std::function<void(assembler&)>& asm_function)
+	{
+		static asmjit::JitRuntime runtime;
+
+		asmjit::CodeHolder code;
+		code.init(runtime.environment());
+
+		assembler a(&code);
+
+		asm_function(a);
+
+		void* result = nullptr;
+		runtime.add(&result, &code);
+
+		return result;
+	}
+}