Add DMM version.dll proxy hook for CGSS

Signed-off-by: Sean Du <do4suki@gmail.com>

Makefile

@@ -0,0 +1,71 @@
+TARGET := build/version.dll
+BUILD_DIR := build
+OBJ_DIR := $(BUILD_DIR)/obj
+BUILD ?= release
+
+CC := x86_64-w64-mingw32-gcc
+CXX := x86_64-w64-mingw32-g++
+WINDRES := x86_64-w64-mingw32-windres
+
+INCLUDES := -Isrc -Ideps/minhook/include -Ideps/minhook/src -Ideps/minhook/src/hde
+DEFINES := -DNOMINMAX -DWIN32_LEAN_AND_MEAN
+CFLAGS := -std=gnu11 $(DEFINES) $(INCLUDES)
+CXXFLAGS := -std=gnu++20 -fno-exceptions -fno-rtti $(DEFINES) $(INCLUDES)
+LDFLAGS := -shared -static-libgcc -static-libstdc++
+LDLIBS := -luser32 -lkernel32
+
+ifeq ($(BUILD),debug)
+  DEFINES += -D_DEBUG
+  CFLAGS += -O0 -g
+  CXXFLAGS += -O0 -g
+else
+  CFLAGS += -O2 -ffunction-sections -fdata-sections
+  CXXFLAGS += -O2 -ffunction-sections -fdata-sections
+  LDFLAGS += -Wl,--gc-sections -s
+endif
+
+C_SRCS := \
+	deps/minhook/src/buffer.c \
+	deps/minhook/src/hook.c \
+	deps/minhook/src/trampoline.c \
+	deps/minhook/src/hde/hde64.c
+
+CXX_SRCS := \
+	src/proxy.cpp \
+	src/hook.cpp \
+	src/log.cpp \
+	src/il2cpp_symbols.cpp
+
+RC_SRCS := src/version.rc
+DEF_FILE := src/version.def
+
+C_OBJS := $(patsubst %.c,$(OBJ_DIR)/%.o,$(C_SRCS))
+CXX_OBJS := $(patsubst %.cpp,$(OBJ_DIR)/%.o,$(CXX_SRCS))
+RC_OBJS := $(patsubst %.rc,$(OBJ_DIR)/%.res,$(RC_SRCS))
+OBJS := $(C_OBJS) $(CXX_OBJS) $(RC_OBJS)
+
+.PHONY: all release debug clean
+
+all: $(TARGET)
+release: $(TARGET)
+debug:
+	$(MAKE) BUILD=debug
+
+$(TARGET): $(OBJS) $(DEF_FILE)
+	@mkdir -p $(dir $@)
+	$(CXX) $(LDFLAGS) -o $@ $(OBJS) $(DEF_FILE) $(LDLIBS)
+
+$(OBJ_DIR)/%.o: %.c
+	@mkdir -p $(dir $@)
+	$(CC) $(CFLAGS) -c $< -o $@
+
+$(OBJ_DIR)/%.o: %.cpp
+	@mkdir -p $(dir $@)
+	$(CXX) $(CXXFLAGS) -c $< -o $@
+
+$(OBJ_DIR)/%.res: %.rc
+	@mkdir -p $(dir $@)
+	$(WINDRES) $(DEFINES) $(INCLUDES) $< -O coff -o $@
+
+clean:
+	rm -rf $(BUILD_DIR)