diff options
Diffstat (limited to 'primedev/thirdparty/silver-bun/module.h')
-rw-r--r-- | primedev/thirdparty/silver-bun/module.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/primedev/thirdparty/silver-bun/module.h b/primedev/thirdparty/silver-bun/module.h new file mode 100644 index 00000000..5683ee14 --- /dev/null +++ b/primedev/thirdparty/silver-bun/module.h @@ -0,0 +1,76 @@ +//===========================================================================// +// +// Purpose: Implementation of the CModule class. +// +// Original commit: https://github.com/IcePixelx/silver-bun/commit/72c74b455bf4d02b424096ad2f30cd65535f814c +// +//===========================================================================// +#pragma once + +#include "memaddr.h" +#include <iostream> +#include <string> +#include <vector> +#include <windows.h> +#include <psapi.h> +#include <intrin.h> +#include <algorithm> + +class CModule +{ +public: + struct ModuleSections_t + { + ModuleSections_t(void) = default; + ModuleSections_t(const char* sectionName, uintptr_t pSectionBase, size_t nSectionSize) : + m_SectionName(sectionName), m_pSectionBase(pSectionBase), m_nSectionSize(nSectionSize) {} + + inline bool IsSectionValid(void) const { return m_nSectionSize != 0; } + + std::string m_SectionName; // Name of section. + uintptr_t m_pSectionBase; // Start address of section. + size_t m_nSectionSize; // Size of section. + }; + + CModule(void) = default; + CModule(HMODULE hModule); + CModule(const char* szModuleName); + + void Init(); + void LoadSections(); + + CMemory Offset(const uintptr_t nOffset) const; + + CMemory FindPatternSIMD(const char* szPattern, const ModuleSections_t* moduleSection = nullptr) const; + CMemory FindString(const char* szString, const ptrdiff_t occurrence = 1, bool nullTerminator = false) const; + CMemory FindStringReadOnly(const char* szString, bool nullTerminator) const; + CMemory FindFreeDataPage(const size_t nSize) const; + + CMemory GetVirtualMethodTable(const char* szTableName, const size_t nRefIndex = 0); + CMemory GetImportedFunction(const char* szModuleName, const char* szFunctionName, const bool bGetFunctionReference) const; + CMemory GetExportedFunction(const char* szFunctionName) const; + ModuleSections_t GetSectionByName(const char* szSectionName) const; + + inline const std::vector<CModule::ModuleSections_t>& GetSections() const { return m_ModuleSections; } + inline uintptr_t GetModuleBase(void) const { return m_pModuleBase; } + inline DWORD GetModuleSize(void) const { return m_nModuleSize; } + inline const std::string& GetModuleName(void) const { return m_ModuleName; } + inline uintptr_t GetRVA(const uintptr_t nAddress) const { return (nAddress - GetModuleBase()); } + + IMAGE_NT_HEADERS64* m_pNTHeaders; + IMAGE_DOS_HEADER* m_pDOSHeader; + + ModuleSections_t m_ExecutableCode; + ModuleSections_t m_ExceptionTable; + ModuleSections_t m_RunTimeData; + ModuleSections_t m_ReadOnlyData; + +private: + CMemory FindPatternSIMD(const uint8_t* pPattern, const char* szMask, + const ModuleSections_t* moduleSection = nullptr, const size_t nOccurrence = 0) const; + + std::string m_ModuleName; + uintptr_t m_pModuleBase; + DWORD m_nModuleSize; + std::vector<ModuleSections_t> m_ModuleSections; +}; |