bool CPEHelper::LoadImportTable()
{
    PIMAGE_DOS_HEADER pDosHeader = (PIMAGE_DOS_HEADER)m_lpData;
    PIMAGE_NT_HEADERS32 pNtHeader32 = (PIMAGE_NT_HEADERS32)(m_lpData + pDosHeader->e_lfanew);
    PIMAGE_NT_HEADERS64 pNtHeader64 = (PIMAGE_NT_HEADERS64)(m_lpData + pDosHeader->e_lfanew);
    IMAGE_IMPORT_DESCRIPTOR emptyImportDesc = { 0 };
    DWORD VirtualAddress = m_DataDirectory[IMAGE_DIRECTORY_ENTRY_IMPORT].VirtualAddress;
    if (0 == VirtualAddress)
    {
        return true;
    }

    if (IMAGE_NT_OPTIONAL_HDR32_MAGIC == pNtHeader32->OptionalHeader.Magic)
    {
        // 获取导入表
        PIMAGE_IMPORT_DESCRIPTOR pImportDesc = (PIMAGE_IMPORT_DESCRIPTOR)(m_lpData + RVAToFOA(m_lpData, VirtualAddress));

        for (int i = 0; 0 != ::memcmp(pImportDesc + i, &emptyImportDesc, sizeof(emptyImportDesc)) != 0; i++)
        {
            LPCSTR DllName = (LPCSTR)((LPBYTE)m_lpData + RVAToFOA(m_lpData, pImportDesc[i].Name));
            std::vector<IMPORT_FUNCTION_INFO> FunList;

            //导入名称表
            PIMAGE_THUNK_DATA32 pThunkData = (PIMAGE_THUNK_DATA32)(LPCSTR)((LPBYTE)m_lpData + RVAToFOA(m_lpData, pImportDesc[i].FirstThunk));
            pThunkData = (PIMAGE_THUNK_DATA32)(LPCSTR)((LPBYTE)m_lpData + RVAToFOA(m_lpData, pImportDesc[i].OriginalFirstThunk));

            while (pThunkData->u1.AddressOfData)
            {
                if (IMAGE_SNAP_BY_ORDINAL32(pThunkData->u1.AddressOfData))
                {
                    IMPORT_FUNCTION_INFO info;
                    info.Hint = IMAGE_ORDINAL32(pThunkData->u1.AddressOfData);
                    FunList.push_back(info);
                }
                else
                {
                    PIMAGE_IMPORT_BY_NAME pImportName = (PIMAGE_IMPORT_BY_NAME)(LPCSTR)((LPBYTE)m_lpData + RVAToFOA(m_lpData, pThunkData->u1.AddressOfData));
                    IMPORT_FUNCTION_INFO info;
                    info.Hint = pImportName->Hint;
                    info.Name = _AStrToTStr((LPCSTR)&pImportName->Name);
                    FunList.push_back(info);
                }
                pThunkData++;
            }

            m_ImportTable.insert(std::make_pair(_AStrToTStr(DllName), FunList));
        }
    }

    // 64位程序可选头
    if (IMAGE_NT_OPTIONAL_HDR64_MAGIC == pNtHeader64->OptionalHeader.Magic)
    {
        // 获取导入表
        PIMAGE_IMPORT_DESCRIPTOR pImportDesc = (PIMAGE_IMPORT_DESCRIPTOR)(m_lpData + RVAToFOA(m_lpData, VirtualAddress));

        // 遍历导入表
        for (int i = 0; 0 != ::memcmp(pImportDesc + i, &emptyImportDesc, sizeof(emptyImportDesc)) != 0; i++)
        {
            LPCSTR DllName = (LPCSTR)((LPBYTE)m_lpData + RVAToFOA(m_lpData, pImportDesc[i].Name));
            std::vector<IMPORT_FUNCTION_INFO> FunList;

            //导入名称表
            PIMAGE_THUNK_DATA64 pThunkData = (PIMAGE_THUNK_DATA64)(LPCSTR)((LPBYTE)m_lpData + RVAToFOA(m_lpData, pImportDesc[i].OriginalFirstThunk));

            while (pThunkData->u1.AddressOfData)
            {
                if (IMAGE_SNAP_BY_ORDINAL64(pThunkData->u1.AddressOfData))
                {
                    IMPORT_FUNCTION_INFO info;
                    info.Hint = IMAGE_ORDINAL64(pThunkData->u1.AddressOfData);
                    FunList.push_back(info);
                }
                else
                {
                    PIMAGE_IMPORT_BY_NAME pImportName = (PIMAGE_IMPORT_BY_NAME)(LPCSTR)((LPBYTE)m_lpData + RVAToFOA(m_lpData, pThunkData->u1.AddressOfData));
                    IMPORT_FUNCTION_INFO info;
                    info.Hint = pImportName->Hint;
                    info.Name = _AStrToTStr((LPCSTR)&pImportName->Name);
                    FunList.push_back(info);
                }
                pThunkData++;
            }

            m_ImportTable.insert(std::make_pair(_AStrToTStr(DllName), FunList));
        }
    }

    return true;
}