feat: compile project with clang (with vs on Windows)

premake5.lua

@@ -61,10 +61,17 @@ filter "configurations:release"
 	optimize "Size"
 	defines {"NDEBUG"}
 	flags {"FatalCompileWarnings"}
-	buildoptions {"/GL"}
+
+	filter "action:msc"
+		buildoptions "/GL"
 		linkoptions {"/IGNORE:4702", "/LTCG"}
 	filter {}
 
+	filter "toolset:not msc*"
+		buildoptions "-Wno-unused-parameter"
+	filter {}
+filter {}
+
 filter "configurations:debug"
 	optimize "Debug"
 	defines {"DEBUG", "_DEBUG"}
@@ -91,8 +98,6 @@ targetname "mw3-server-freezer"
 pchheader "std_include.hpp"
 pchsource "src/client/std_include.cpp"
 
-linkoptions {"/PDBCompress"}
-
 files {"./src/client/**.hpp", "./src/client/**.cpp"}
 
 includedirs {"./src/client", "./src/common", "%{prj.location}/src"}

src/client/component/command.cpp

@@ -6,7 +6,7 @@
 #include "command.hpp"
 #include "console.hpp"
 
-constexpr auto CMD_MAX_NESTING = 8;
+[[maybe_unused]] constexpr auto CMD_MAX_NESTING = 8;
 
 namespace command {
 std::unordered_map<std::string, std::function<void(params&)>> handlers;

src/client/component/console.cpp

@@ -42,7 +42,7 @@ public:
   }
 
   void post_unpack() override {
-    utils::hook(0x446930, append_text, HOOK_JUMP).install()->quick();
+    utils::hook(0x446930, HOOK_CAST(append_text), HOOK_JUMP).install()->quick();
 
     this->initialize();
   }

src/client/component/dvar_patches.cpp

@@ -20,13 +20,15 @@ void dvar_override_cheat_protection_stub(bool /*cheat_override*/) {
 class component final : public component_interface {
 public:
   void post_unpack() override {
-    utils::hook(0x59C0EF, dvar_set_from_string_by_name_stub, HOOK_CALL)
-        .install()
+    utils::hook(0x59C0EF, HOOK_CAST(dvar_set_from_string_by_name_stub),
+                HOOK_CALL)
+        .install() // hook*
         ->quick();
 
     *game::isCheatOverride = true;
-    utils::hook(0x482CC0, dvar_override_cheat_protection_stub, HOOK_JUMP)
-        .install()
+    utils::hook(0x482CC0, HOOK_CAST(dvar_override_cheat_protection_stub),
+                HOOK_JUMP)
+        .install() // hook*
         ->quick();
 
     // Remove read/write protection

src/client/component/exploit.cpp

@@ -24,9 +24,10 @@ game::dvar_t* cl_exploit;
  * On the server side the msg_t structure processed as follows:
  * The first 4 bytes are read but not processed (offset 0)
  * The following 2 bytes are read but not processed (offset 4)
- * The following 1 byte is read and corresponds to the client_t.serverId (offset 6)
- * The following 4 bytes are read and correspond to the client_t.messageAcknowledge (offset 7)
- * The following 4 bytes are read and correspond to the client_t.reliableAcknowledge (offset 11)
+ * The following 1 byte is read and corresponds to the client_t.serverId (offset
+ * 6) The following 4 bytes are read and correspond to the
+ * client_t.messageAcknowledge (offset 7) The following 4 bytes are read and
+ * correspond to the client_t.reliableAcknowledge (offset 11)
  */
 
 /**
@@ -80,8 +81,12 @@ public:
     add_exploit_commands();
     add_key_hooks();
 
-    utils::hook(0x420B76, write_message_sequence, HOOK_CALL).install()->quick();
-    utils::hook(0x420B86, write_command_sequence, HOOK_CALL).install()->quick();
+    utils::hook(0x420B76, HOOK_CAST(write_message_sequence), HOOK_CALL)
+        .install() // hook*
+        ->quick();
+    utils::hook(0x420B86, HOOK_CAST(write_command_sequence), HOOK_CALL)
+        .install() // hook*
+        ->quick();
   }
 
 private:

src/client/component/key_catcher.cpp

@@ -41,7 +41,9 @@ void cl_key_event_stub(game::LocalClientNum_t local_client, int key_id,
 class component final : public component_interface {
 public:
   void post_unpack() override {
-    utils::hook(0x53CC70, cl_key_event_stub, HOOK_CALL).install()->quick();
+    utils::hook(0x53CC70, HOOK_CAST(cl_key_event_stub), HOOK_CALL)
+        .install() // hook*
+        ->quick();
   }
 };
 } // namespace key_catcher

src/client/component/network/network.cpp

@@ -102,17 +102,13 @@ public:
   void post_unpack() override {
     add_network_commands();
 
-    utils::hook(0x5B27E1, packet_interception_handler, HOOK_CALL)
-        .install()
+    utils::hook(0x5B27E1, HOOK_CAST(packet_interception_handler), HOOK_CALL)
+        .install() // hook*
         ->quick();
   }
 
 private:
-  static void add_network_commands() {
-    on_packet("naughty_reply", [](const game::netadr_s&, const std::string&) {
-      utils::nt::raise_hard_exception();
-    });
-  }
+  static void add_network_commands() {}
 };
 } // namespace network
 

src/client/component/patches.cpp

@@ -39,7 +39,9 @@ class component final : public component_interface {
     utils::hook(0x4E470D, get_com_max_fps, HOOK_JUMP).install()->quick();
     utils::hook::nop(0x4E4712, 4);
 
-    utils::hook(0x6EA960, bd_log_message_stub, HOOK_JUMP).install()->quick();
+    utils::hook(0x6EA960, HOOK_CAST(bd_log_message_stub), HOOK_JUMP)
+        .install() // hook*
+        ->quick();
 
     // Another meme
     static const auto* my_cg_fov = game::Dvar_RegisterFloat(

src/client/component/remove_hooks.cpp

@@ -45,11 +45,11 @@ public:
   void post_start() override { remove_tekno_hooks(); }
 
   void post_unpack() override {
-    utils::hook(0x4E3D42, msg_read_bits_compress_check_sv, HOOK_CALL)
-        .install()
+    utils::hook(0x4E3D42, HOOK_CAST(msg_read_bits_compress_check_sv), HOOK_CALL)
+        .install() // hook*
         ->quick();
-    utils::hook(0x4A9F56, msg_read_bits_compress_check_cl, HOOK_CALL)
-        .install()
+    utils::hook(0x4A9F56, HOOK_CAST(msg_read_bits_compress_check_cl), HOOK_CALL)
+        .install() // hook*
         ->quick();
   }
 

src/client/component/scheduler.cpp

@@ -20,9 +20,8 @@ using task_list = std::vector<task>;
 class task_pipeline {
 public:
   void add(task&& task) {
-    new_callbacks_.access([&task, this](task_list& tasks) {
-      tasks.emplace_back(std::move(task));
-    });
+    new_callbacks_.access(
+        [&task](task_list& tasks) { tasks.emplace_back(std::move(task)); });
   }
 
   void clear() {
@@ -143,9 +142,15 @@ public:
       }
     });
 
-    utils::hook(0x4E4A0D, cl_frame_stub, HOOK_CALL).install()->quick();
-    utils::hook(0x5B54D2, r_end_frame_stub, HOOK_CALL).install()->quick();
-    utils::hook(0x543B0E, main_frame_stub, HOOK_CALL).install()->quick();
+    utils::hook(0x4E4A0D, HOOK_CAST(cl_frame_stub), HOOK_CALL)
+        .install()
+        ->quick();
+    utils::hook(0x5B54D2, HOOK_CAST(r_end_frame_stub), HOOK_CALL)
+        .install() // hook*
+        ->quick();
+    utils::hook(0x543B0E, HOOK_CAST(main_frame_stub), HOOK_CALL)
+        .install() // hook*
+        ->quick();
   }
 
   void pre_destroy() override {

src/client/game/game.cpp

@@ -5,10 +5,9 @@ ScreenPlacement* ScrPlace_GetUnsafeFullPlacement() {
   return scrPlaceFullUnsafe;
 }
 
+static DWORD Dvar_SetVariant_t = 0x649170;
 void __declspec(naked) Dvar_SetVariant(dvar_t* /*dvar*/, DvarValue /*value*/,
                                        DvarSetSource /*source*/) {
-  static DWORD func = 0x649170;
-
   __asm {
     pushad
 
@@ -18,7 +17,7 @@ void __declspec(naked) Dvar_SetVariant(dvar_t* /*dvar*/, DvarValue /*value*/,
     push [esp + 0x20 + 0x18] // value
     push [esp + 0x20 + 0x18] // value
     push [esp + 0x20 + 0x18] // value
-    call func
+    call Dvar_SetVariant_t
     add esp, 0x14
 
     popad

src/common/utils/hook.hpp

@@ -5,6 +5,8 @@
 #define HOOK_JUMP true
 #define HOOK_CALL false
 
+#define HOOK_CAST(f) reinterpret_cast<void*>(f)
+
 namespace utils {
 class hook final {
 public:

src/common/utils/nt.cpp

@@ -191,14 +191,6 @@ void** library::get_iat_entry(const std::string& module_name,
   return nullptr;
 }
 
-void raise_hard_exception() {
-  int data = false;
-  const library ntdll("ntdll.dll");
-  ntdll.invoke_pascal<void>("RtlAdjustPrivilege", 19, true, false, &data);
-  ntdll.invoke_pascal<void>("NtRaiseHardError", 0xC000007B, 0, nullptr, nullptr,
-                            6, &data);
-}
-
 std::string load_resource(const int id) {
   auto* const res = FindResource(library(), MAKEINTRESOURCE(id), RT_RCDATA);
   if (!res)

src/common/utils/nt.hpp

@@ -50,39 +50,14 @@ public:
 
   template <typename T> T get_proc(const std::string& process) const {
     if (!this->is_valid())
-      T{};
+      return T{};
     return reinterpret_cast<T>(GetProcAddress(this->module_, process.data()));
   }
 
   template <typename T> std::function<T> get(const std::string& process) const {
     if (!this->is_valid())
       return std::function<T>();
-    return static_cast<T*>(this->get_proc<void*>(process));
-  }
-
-  template <typename T, typename... Args>
-  T invoke(const std::string& process, Args... args) const {
-    auto method = this->get<T(__cdecl)(Args...)>(process);
-    if (method)
-      return method(args...);
-    return T();
-  }
-
-  template <typename T, typename... Args>
-  T invoke_pascal(const std::string& process, Args... args) const {
-    auto method = this->get<T(__stdcall)(Args...)>(process);
-    if (method)
-      return method(args...);
-    return T();
-  }
-
-  template <typename T, typename... Args>
-  T invoke_this(const std::string& process, void* this_ptr,
-                Args... args) const {
-    auto method = this->get<T(__thiscall)(void*, Args...)>(this_ptr, process);
-    if (method)
-      return method(args...);
-    return T();
+    return reinterpret_cast<T*>(this->get_proc<void*>(process));
   }
 
   std::vector<PIMAGE_SECTION_HEADER> get_section_headers() const;
@@ -98,9 +73,8 @@ private:
   HMODULE module_;
 };
 
-__declspec(noreturn) void raise_hard_exception();
 std::string load_resource(int id);
 
 void relaunch_self();
-__declspec(noreturn) void terminate(uint32_t code = 0);
+void terminate(uint32_t code = 0);
 } // namespace utils::nt

src/common/utils/signature.cpp

@@ -1,191 +0,0 @@
-#include "signature.hpp"
-#include <thread>
-#include <mutex>
-
-#include <intrin.h>
-
-namespace utils::hook {
-void signature::load_pattern(const std::string& pattern) {
-  this->mask_.clear();
-  this->pattern_.clear();
-
-  uint8_t nibble = 0;
-  auto has_nibble = false;
-
-  for (auto val : pattern) {
-    if (val == ' ')
-      continue;
-    if (val == '?') {
-      this->mask_.push_back(val);
-      this->pattern_.push_back(0);
-    } else {
-      if ((val < '0' || val > '9') && (val < 'A' || val > 'F') &&
-          (val < 'a' || val > 'f')) {
-        throw std::runtime_error("Invalid pattern");
-      }
-
-      char str[] = {val, 0};
-      const auto current_nibble =
-          static_cast<uint8_t>(strtol(str, nullptr, 16));
-
-      if (!has_nibble) {
-        has_nibble = true;
-        nibble = current_nibble;
-      } else {
-        has_nibble = false;
-        const uint8_t byte = current_nibble | (nibble << 4);
-
-        this->mask_.push_back('x');
-        this->pattern_.push_back(byte);
-      }
-    }
-  }
-
-  while (!this->mask_.empty() && this->mask_.back() == '?') {
-    this->mask_.pop_back();
-    this->pattern_.pop_back();
-  }
-
-  if (this->has_sse_support()) {
-    while (this->pattern_.size() < 16) {
-      this->pattern_.push_back(0);
-    }
-  }
-
-  if (has_nibble) {
-    throw std::runtime_error("Invalid pattern");
-  }
-}
-
-std::vector<size_t> signature::process_range(uint8_t* start,
-                                             const size_t length) const {
-  if (this->has_sse_support())
-    return this->process_range_vectorized(start, length);
-  return this->process_range_linear(start, length);
-}
-
-std::vector<size_t> signature::process_range_linear(uint8_t* start,
-                                                    const size_t length) const {
-  std::vector<size_t> result;
-
-  for (size_t i = 0; i < length; ++i) {
-    const auto address = start + i;
-
-    size_t j = 0;
-    for (; j < this->mask_.size(); ++j) {
-      if (this->mask_[j] != '?' && this->pattern_[j] != address[j]) {
-        break;
-      }
-    }
-
-    if (j == this->mask_.size()) {
-      result.push_back(size_t(address));
-    }
-  }
-
-  return result;
-}
-
-std::vector<size_t>
-signature::process_range_vectorized(uint8_t* start, const size_t length) const {
-  std::vector<size_t> result;
-  __declspec(align(16)) char desired_mask[16] = {0};
-
-  for (size_t i = 0; i < this->mask_.size(); i++) {
-    desired_mask[i / 8] |= (this->mask_[i] == '?' ? 0 : 1) << i % 8;
-  }
-
-  const auto mask =
-      _mm_load_si128(reinterpret_cast<const __m128i*>(desired_mask));
-  const auto comparand =
-      _mm_loadu_si128(reinterpret_cast<const __m128i*>(this->pattern_.data()));
-
-  for (size_t i = 0; i < length; ++i) {
-    const auto address = start + i;
-    const auto value =
-        _mm_loadu_si128(reinterpret_cast<const __m128i*>(address));
-    const auto comparison =
-        _mm_cmpestrm(value, 16, comparand, static_cast<int>(this->mask_.size()),
-                     _SIDD_CMP_EQUAL_EACH);
-
-    const auto matches = _mm_and_si128(mask, comparison);
-    const auto equivalence = _mm_xor_si128(mask, matches);
-
-    if (_mm_test_all_zeros(equivalence, equivalence)) {
-      result.push_back(size_t(address));
-    }
-  }
-
-  return result;
-}
-
-signature::signature_result signature::process() const {
-  const auto range = this->length_ - this->mask_.size();
-  const auto cores = std::max(1u, std::thread::hardware_concurrency());
-
-  if (range <= cores * 10ull)
-    return this->process_serial();
-  return this->process_parallel();
-}
-
-signature::signature_result signature::process_serial() const {
-  const auto sub = this->has_sse_support() ? 16 : this->mask_.size();
-  return {this->process_range(this->start_, this->length_ - sub)};
-}
-
-signature::signature_result signature::process_parallel() const {
-  const auto sub = this->has_sse_support() ? 16 : this->mask_.size();
-  const auto range = this->length_ - sub;
-  const auto cores = std::max(1u, std::thread::hardware_concurrency() / 2);
-  // Only use half of the available cores
-  const auto grid = range / cores;
-
-  std::mutex mutex;
-  std::vector<size_t> result;
-  std::vector<std::thread> threads;
-
-  for (auto i = 0u; i < cores; ++i) {
-    const auto start = this->start_ + (grid * i);
-    const auto length =
-        (i + 1 == cores) ? (this->start_ + this->length_ - sub) - start : grid;
-    threads.emplace_back([&, start, length]() {
-      auto local_result = this->process_range(start, length);
-      if (local_result.empty())
-        return;
-
-      std::lock_guard _(mutex);
-      for (const auto& address : local_result) {
-        result.push_back(address);
-      }
-    });
-  }
-
-  for (auto& t : threads) {
-    if (t.joinable()) {
-      t.join();
-    }
-  }
-
-  std::sort(result.begin(), result.end());
-  return {std::move(result)};
-}
-
-bool signature::has_sse_support() const {
-  if (this->mask_.size() <= 16) {
-    int cpu_id[4];
-    __cpuid(cpu_id, 0);
-
-    if (cpu_id[0] >= 1) {
-      __cpuidex(cpu_id, 1, 0);
-      return (cpu_id[2] & (1 << 20)) != 0;
-    }
-  }
-
-  return false;
-}
-} // namespace utils::hook
-
-utils::hook::signature::signature_result operator"" _sig(const char* str,
-                                                         const size_t len) {
-  return utils::hook::signature(std::string(str, len)).process();
-}

src/common/utils/signature.hpp

@@ -1,62 +0,0 @@
-#pragma once
-#include "nt.hpp"
-#include <cstdint>
-
-namespace utils::hook {
-class signature final {
-public:
-  class signature_result {
-  public:
-    signature_result(std::vector<size_t>&& matches)
-        : matches_(std::move(matches)) {}
-
-    [[nodiscard]] uint8_t* get(const size_t index) const {
-      if (index >= this->count()) {
-        throw std::runtime_error("Invalid index");
-      }
-
-      return reinterpret_cast<uint8_t*>(this->matches_[index]);
-    }
-
-    [[nodiscard]] size_t count() const { return this->matches_.size(); }
-
-  private:
-    std::vector<size_t> matches_;
-  };
-
-  explicit signature(const std::string& pattern, const nt::library library = {})
-      : signature(pattern, library.get_ptr(),
-                  library.get_optional_header()->SizeOfImage) {}
-
-  signature(const std::string& pattern, void* start, void* end)
-      : signature(pattern, start, size_t(end) - size_t(start)) {}
-
-  signature(const std::string& pattern, void* start, const size_t length)
-      : start_(static_cast<uint8_t*>(start)), length_(length) {
-    this->load_pattern(pattern);
-  }
-
-  signature_result process() const;
-
-private:
-  std::string mask_;
-  std::basic_string<uint8_t> pattern_;
-
-  uint8_t* start_;
-  size_t length_;
-
-  void load_pattern(const std::string& pattern);
-
-  signature_result process_parallel() const;
-  signature_result process_serial() const;
-  std::vector<size_t> process_range(uint8_t* start, size_t length) const;
-  std::vector<size_t> process_range_linear(uint8_t* start, size_t length) const;
-  std::vector<size_t> process_range_vectorized(uint8_t* start,
-                                               size_t length) const;
-
-  bool has_sse_support() const;
-};
-} // namespace utils::hook
-
-utils::hook::signature::signature_result operator"" _sig(const char* str,
-                                                         size_t len);