Early work on API, no implementation, just trying to get a feel for a…

… nice API

.bazelrc

@@ -0,0 +1 @@
+build --cpu=x64_windows --host_cpu=x64_windows --incompatible_windows_native_test_wrapper --shell_executable="cmd" --copt="/D_ITERATOR_DEBUG_LEVEL=0" --cxxopt=-std:c++latest --define internal=1

.gitmodules

@@ -4,3 +4,9 @@
 [submodule "third_party/spdlog"]
 	path = third_party/spdlog
 	url = https://github.com/gabime/spdlog.git
+[submodule "third_party/zydis"]
+	path = third_party/zydis
+	url = https://github.com/zyantific/zydis.git
+[submodule "third_party/asmjit"]
+	path = third_party/asmjit
+	url = https://github.com/asmjit/asmjit.git

BUILD

@@ -0,0 +1,12 @@
+cc_library(
+    name = "meow-hook",
+    srcs = glob(["src/**/*.cc"]) + glob(["src/**/*.h"]),
+    hdrs = glob(["include/**/*.h"]),
+    includes = [
+        "include",
+    ],
+    deps = [
+        "//third_party:asmjit",
+        "//third_party:zydis",
+    ],
+)

include/meow_hook/detour.h

@@ -0,0 +1,60 @@
+#pragma once
+
+#include <cstdint>
+
+namespace meow_hook
+{
+
+namespace detail
+{
+    template <class T> class detour;
+
+    template <typename Ret, typename... Args> //
+    class detour<Ret(Args...)>;
+
+    class detour_base
+    {
+      public:
+        detour_base(uintptr_t address, void *func)
+            : address_(address)
+            , function_(func)
+        {
+            //
+        }
+        virtual ~detour_base() = default;
+
+      private:
+        void hook();
+        void unhook();
+
+        uintptr_t address_  = 0;
+        void *    function_ = nullptr;
+
+        template <class T> friend class detour;
+    };
+
+    template <typename Ret, typename... Args> //
+    class detour<Ret(Args...)> : public detour_base
+    {
+      public:
+        using function_t = Ret(Args...);
+
+        //
+        detour(uintptr_t address, function_t *fn)
+            : detour_base(address, fn)
+        {
+            // Hook
+            detour_base::hook();
+        }
+
+        ~detour() override
+        {
+            // Unhook
+            detour_base::unhook();
+        }
+    };
+
+} // namespace detail
+
+template <typename T> using detour = detail::detour<T>;
+} // namespace meow_hook

src/detour.cc

@@ -0,0 +1,15 @@
+#include "meow_hook/detour.h"
+
+namespace meow_hook::detail
+{
+void detour_base::hook()
+{
+    //
+}
+
+void detour_base::unhook()
+{
+    //
+}
+
+} // namespace meow_hook::detail

src/main.cc

@@ -0,0 +1,18 @@
+#include <Zydis/Zydis.h>
+
+#include "meow_hook/detour.h"
+
+bool hook(int)
+{
+    return false;
+}
+
+int main()
+{
+    ZydisDecoder decoder;
+    ZydisDecoderInit(&decoder, ZYDIS_MACHINE_MODE_LONG_64, ZYDIS_ADDRESS_WIDTH_64);
+
+    meow_hook::detour<bool(int)> detour(0x0, hook);
+
+    return 0;
+}

third_party/BUILD

@@ -0,0 +1,58 @@
+cc_library(
+    name = "spdlog",
+    defines = [
+        "SPDLOG_WCHAR_FILENAMES"
+    ],
+    hdrs = glob(["spdlog/include/**/*.h"]),
+    includes = [
+        "spdlog/include",
+    ],
+    visibility = ["//visibility:public"],
+)
+
+cc_library(
+    name = "zycore",
+    hdrs = glob(["zydis/dependencies/zycore/include/**/*.h"]),
+    srcs = glob(["zydis/dependencies/zycore/src/**/*.c"]),
+    defines = [
+        "ZYCORE_STATIC_DEFINE"
+    ],
+    includes = [
+        "zydis/dependencies/zycore/include",
+    ] + select({
+        "@bazel_tools//src/conditions:windows": ["zydis/msvc"],
+        "//conditions:default": [],
+    }),
+    visibility = ["//visibility:public"],
+)
+
+cc_library(
+    name = "zydis",
+    hdrs = glob(["zydis/include/**/*.h"]),
+    srcs = glob(["zydis/src/**/*.c", "zydis/src/**/*.inc"]),
+    defines = [
+        "ZYDIS_STATIC_DEFINE"
+    ],
+    includes = [
+        "zydis/include",
+    ] + select({
+        "@bazel_tools//src/conditions:windows": ["zydis/msvc"],
+        "//conditions:default": [],
+    }),
+    copts = ["-Ithird_party/zydis/src"], # GOD THIS SUCKS SOOOOO MUCH, WHY BAZEL WHY, I LIKE YOU BUT INCLUDE PATHS ARE JUST GARBAGE
+    visibility = ["//visibility:public"],
+    deps = [
+        ":zycore"
+    ]
+)
+
+cc_library(
+    name = "asmjit",
+    defines = [ ],
+    hdrs = glob(["asmjit/src/**/*.h"]),
+    srcs = glob(["asmjit/src/**/*.cpp"]),
+    includes = [
+        "asmjit/src",
+    ],
+    visibility = ["//visibility:public"],
+)