mirror of
https://github.com/sal063/AC6_recomp
synced 2026-07-06 05:54:47 -04:00
salh
88 lines
2.7 KiB
C++
88 lines
2.7 KiB
C++
#pragma once
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/**
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* ReXGlue runtime - AC6 Recompilation project
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* Copyright (c) 2026 Tom Clay. All rights reserved.
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*/
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#include <string>
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#include <rex/system/module.h>
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#include <rex/system/xobject.h>
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#include <rex/system/xtypes.h>
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namespace rex::system {
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// https://www.nirsoft.net/kernel_struct/vista/LDR_DATA_TABLE_ENTRY.html
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// HMODULE points to this struct!
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struct X_LDR_DATA_TABLE_ENTRY {
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X_LIST_ENTRY in_load_order_links; // 0x0
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X_LIST_ENTRY in_memory_order_links; // 0x8
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X_LIST_ENTRY in_initialization_order_links; // 0x10
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rex::be<uint32_t> dll_base; // 0x18
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rex::be<uint32_t> image_base; // 0x1C
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rex::be<uint32_t> image_size; // 0x20
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X_UNICODE_STRING full_dll_name; // 0x24
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X_UNICODE_STRING base_dll_name; // 0x2C
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rex::be<uint32_t> flags; // 0x34
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rex::be<uint32_t> full_image_size; // 0x38
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rex::be<uint32_t> entry_point; // 0x3C
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rex::be<uint16_t> load_count; // 0x40
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rex::be<uint16_t> module_index; // 0x42
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rex::be<uint32_t> dll_base_original; // 0x44
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rex::be<uint32_t> checksum; // 0x48 hijacked to hold kernel handle
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rex::be<uint32_t> load_flags; // 0x4C
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rex::be<uint32_t> time_date_stamp; // 0x50
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rex::be<uint32_t> loaded_imports; // 0x54
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rex::be<uint32_t> xex_header_base; // 0x58
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// X_ANSI_STRING load_file_name; // 0x5C
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rex::be<uint32_t> closure_root; // 0x5C
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rex::be<uint32_t> traversal_parent; // 0x60
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};
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class XModule : public XObject {
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public:
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enum class ModuleType {
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// Matches debugger Module type.
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kKernelModule = 0,
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kUserModule = 1,
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};
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static const XObject::Type kObjectType = XObject::Type::Module;
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XModule(KernelState* kernel_state, ModuleType module_type);
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virtual ~XModule();
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ModuleType module_type() const { return module_type_; }
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virtual const std::string& path() const = 0;
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virtual const std::string& name() const = 0;
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bool Matches(const std::string_view name) const;
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rex::runtime::Module* processor_module() const { return processor_module_; }
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uint32_t hmodule_ptr() const { return hmodule_ptr_; }
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virtual uint32_t GetProcAddressByOrdinal(uint16_t ordinal, uint32_t caller_address = 0) = 0;
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virtual uint32_t GetProcAddressByName(const std::string_view name) = 0;
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virtual X_STATUS GetSection(const std::string_view name, uint32_t* out_section_data,
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uint32_t* out_section_size);
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static object_ref<XModule> GetFromHModule(KernelState* kernel_state, void* hmodule);
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static uint32_t GetHandleFromHModule(void* hmodule);
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protected:
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void OnLoad();
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void OnUnload();
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ModuleType module_type_;
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rex::runtime::Module* processor_module_;
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uint32_t hmodule_ptr_; // This points to LDR_DATA_TABLE_ENTRY.
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};
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} // namespace rex::system
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