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[原创]C/C++ 文件特征码定位搜索方法
发表于: 2022-7-21 14:27 9383
[原创]C/C++ 文件特征码定位搜索方法

intlinfo
2022-7-21 14:27
9383
同文在吾爱也分享了一份，祝各位大佬生活每天开心，代码有问题请指出。
#include <iostream>
#include <string>
#include <array>
#include <algorithm>
#include <cstdint>
#include <cstdio>
#include <immintrin.h>
 
namespace test
{

    using s8  = int8_t;

    using s16 = int16_t;

    using s32 = int32_t;

    using s64 = int64_t;
 
    using u8  = uint8_t;

    using u16 = uint16_t;

    using u32 = uint32_t;

    using u64 = uint64_t;
 
    using s96 = intptr_t;

    using u96 = uintptr_t;
 
    static unsigned char hex[] = { 0xE9, 0x3B, 0x9A, 0x0A, 0x00, 0xE9, 0x96, 0xBC, 0x05, 0x00, 0xE9, 0xA1, 0x56, 0x07, 0x00, 0xE9, 0x2C, 0x3A, 0x05, 0x00, 0xE9, 0xB7, 0x57, 0x07, 0x00, 0xE9, 0x72, 0x77, 0x04, 0x00, 0xE9, 0xDD, 0xAD, 0x08, 0x00, 0xE9, 0xF8, 0xDF, 0x06, 0x00, 0xE9, 0xE3, 0xBB, 0x01, 0x00, 0xE9, 0x4E, 0xDC, 0x03, 0x00, 0xE9, 0x49, 0xD6, 0x03, 0x00, 0xE9, 0xE4, 0x3F, 0x03, 0x00, 0xE9, 0x8F, 0x7C, 0x01, 0x00, 0xE9, 0xFA, 0xCD, 0x08, 0x00, 0xE9, 0x05, 0xEA, 0x05, 0x00, 0xE9, 0xA0, 0xB3, 0x03, 0x00, 0xE9, 0x9B, 0xEC, 0x04, 0x00, 0xE9, 0x16, 0x2E, 0x05, 0x00, 0xE9, 0xA1, 0x33, 0x0C, 0x00, 0xE9, 0x1C, 0xB0, 0x0C, 0x00, 0xE9, 0xE7, 0x08, 0x04, 0x00, 0xE9, 0xB2, 0xC4, 0x05, 0x00, 0xE9, 0xED, 0x66, 0x02, 0x00, 0xE9, 0x48, 0xCC, 0x09, 0x00, 0xE9, 0xC3, 0xB8, 0x03, 0x00, 0xE9, 0x8E, 0xE6, 0x02, 0x00, 0xE9, 0x49, 0x15, 0x0D, 0x00, 0xE9, 0x04, 0x0D, 0x06, 0x00, 0xE9, 0xBF, 0x9C, 0x02, 0x00, 0xE9, 0xDA, 0xD1, 0x07, 0x00, 0xE9, 0x85, 0x3F, 0x0A, 0x00, 0xE9, 0xA0, 0x66, 0x06, 0x00, 0xE9, 0x2B, 0x40, 0x05, 0x00, 0xE9, 0x26, 0xC4, 0x06, 0x00, 0xE9, 0x41, 0x5C, 0x07, 0x00, 0xE9, 0x9C, 0xE7, 0x08, 0x00, 0xE9, 0x67, 0xBF, 0x06, 0x00, 0xE9, 0x92, 0x95, 0x02, 0x00, 0xE9, 0x6D, 0x8A, 0x02, 0x00, 0xE9, 0xC8, 0x5E, 0x07, 0x00, 0xE9, 0x03, 0x01, 0x08, 0x00, 0xE9, 0x8E, 0x0F, 0x02, 0x00, 0xE9, 0xF9, 0xF4, 0x08, 0x00, 0xE9, 0xF4, 0xEA, 0x07, 0x00, 0xE9, 0x4F, 0x88, 0x02, 0x00, 0xE9, 0x2A, 0xDB, 0x07, 0x00, 0xE9, 0x55, 0x88, 0x02, 0x00, 0xE9, 0x40, 0x0E, 0x0A, 0x00, 0xE9, 0x4B, 0x64, 0x06, 0x00, 0xE9, 0xB6, 0x92, 0x02, 0x00, 0xE9, 0x81, 0x05, 0x05, 0x00, 0xE9, 0x1C, 0x32, 0x05, 0x00, 0xE9, 0x67, 0x95, 0x02, 0x00, 0xE9, 0xD2, 0x60, 0x0C, 0x00, 0xE9, 0x2D, 0x42, 0x05, 0x00, 0xE9, 0xA8, 0x36, 0x02, 0x00, 0xE9, 0xC3, 0x8B, 0x03, 0x00, 0xE9, 0x5E, 0x01, 0x0A, 0x00, 0xE9, 0xB9, 0x4A, 0x02, 0x00, 0xE9, 0xB4, 0x22, 0x0A, 0x00, 0xE9, 0xFF, 0x75, 0x04, 0x00, 0xE9, 0x2A, 0xEB, 0x07, 0x00, 0xE9, 0x95, 0x30, 0x0C, 0x00, 0xE9, 0xC0, 0x50, 0x06, 0x00, 0xE9, 0x6B, 0xAD, 0x02, 0x00, 0xE9, 0x06, 0x5B, 0x07, 0x00, 0xE9, 0x21, 0x14, 0x0D, 0x00, 0xE9, 0x6C, 0x9C, 0x03, 0x00, 0xE9, 0x57, 0x01, 0x0A, 0x00, 0xE9, 0x92, 0x60, 0x0B, 0x00, 0xE9, 0x6D, 0xA5, 0x00, 0x00, 0xE9, 0x28, 0xE8, 0x08, 0x00, 0xE9, 0x03, 0xAC, 0x02, 0x00, 0xE9, 0xAE, 0x3F, 0x06, 0x00, 0xE9, 0x69, 0x3F, 0x06, 0x00, 0xE9, 0x14, 0x57, 0x06, 0x00, 0xE9, 0x2F, 0xB3, 0x02, 0x00, 0xE9, 0xBA, 0x71, 0x0B, 0x00, 0xE9, 0x55, 0xB4, 0x06, 0x00, 0xE9, 0x80, 0x7F, 0x0B, 0x00, 0xE9, 0x1B, 0xA9, 0x06, 0x00, 0xE9, 0xE6, 0x08, 0x0C, 0x00, 0xE9, 0x21, 0x9E, 0x02, 0x00, 0xE9, 0xAC, 0x04, 0x05, 0x00, 0xE9, 0xA7, 0x61, 0x0B, 0x00, 0xE9, 0x22, 0x26, 0x08, 0x00, 0xE9, 0xCD, 0x3C, 0x05, 0x00, 0xE9, 0xF8, 0xE6, 0x07, 0x00, 0xE9, 0x73, 0xD4, 0x03, 0x00, 0xE9, 0x1E, 0x79, 0x0B, 0x00, 0xE9, 0x99, 0x32, 0x08, 0x00, 0xE9, 0x24, 0xCC, 0x0B, 0x00, 0xE9, 0x3F, 0x5D, 0x04, 0x00, 0xE9, 0xDA, 0x17, 0x03, 0x00, 0xE9, 0x55, 0xE2, 0x02, 0x00, 0xE9, 0x70, 0xE2, 0x08, 0x00, 0xE9, 0xAB, 0xB1, 0x02, 0x00, 0xE9, 0xD6, 0xB5, 0x03, 0x00, 0xE9, 0x21, 0x95, 0x0A, 0x00, 0xE9, 0x6C, 0x92, 0x0C, 0x00, 0xE9, 0x17, 0x94, 0x03, 0x00, 0xE9, 0x12, 0xAE, 0x0A, 0x00, 0xE9, 0xED, 0x9D, 0x00, 0x00, 0xE9, 0xD8, 0x5C, 0x04, 0x00, 0xE9, 0xB3, 0x47, 0x08, 0x00, 0xE9, 0x2E, 0x01, 0x03, 0x00, 0xE9, 0xC9, 0xFE, 0x01, 0x00, 0xE9, 0x44, 0x0A, 0x06, 0x00, 0xE9, 0x8F, 0xD7, 0x07, 0x00, 0xE9, 0xBA, 0x5F, 0x01, 0x00, 0xE9, 0x15, 0x16, 0x01, 0x00, 0xE9, 0x20, 0x04, 0x0A, 0x00, 0xE9, 0xDB, 0x70, 0x04, 0x00, 0xE9, 0xE6, 0x5B, 0x04, 0x00, 0xE9, 0xF1, 0xBC, 0x06, 0x00, 0xE9, 0x0C, 0x93, 0x03, 0x00, 0xE9, 0x97, 0x02, 0x0D, 0x00, 0xE9, 0x02, 0x88, 0x02, 0x00, 0xE9, 0x3D, 0x2D, 0x05, 0x00, 0xE9, 0x18, 0xD2, 0x07, 0x00, 0xE9, 0x63, 0x0E, 0x01, 0x00, 0xE9, 0xCE, 0xC6, 0x04, 0x00, 0xE9, 0x99, 0x4D, 0x06, 0x00, 0xE9, 0xD4, 0x47, 0x09, 0x00, 0xE9, 0x7F, 0x60, 0x06, 0x00, 0xE9, 0xAA, 0x3D, 0x06, 0x00, 0xE9, 0x15, 0x5A, 0x03, 0x00, 0xE9, 0xC0, 0x07, 0x04, 0x00, 0xE9, 0x7B, 0x1C, 0x04, 0x00, 0xE9, 0xB6, 0x02, 0x06, 0x00, 0xE9, 0xC1, 0xFB, 0x07, 0x00, 0xE9, 0x7C, 0x72, 0x0D, 0x00, 0xE9, 0x87, 0xA9, 0x02, 0x00, 0xE9, 0x02, 0x50, 0x0D, 0x00, 0xE9, 0x7D, 0xAB, 0x06, 0x00, 0xE9, 0xD8, 0xAB, 0x06, 0x00, 0xE9, 0xC3, 0x6F, 0x07, 0x00, 0xE9, 0xBE, 0x46, 0x08, 0x00, 0xE9, 0x39, 0x20, 0x06, 0x00, 0xE9, 0x64, 0x66, 0x0C, 0x00, 0xE9, 0xEF, 0x7B, 0x09, 0x00, 0xE9, 0x8A, 0x6E, 0x0A, 0x00, 0xE9, 0x15, 0xD9, 0x0A, 0x00, 0xE9, 0x60, 0x61, 0x06, 0x00, 0xE9, 0x9B, 0xC1, 0x03, 0x00, 0xE9, 0xC6, 0x3D, 0x05, 0x00, 0xE9, 0x31, 0x36, 0x02, 0x00, 0xE9, 0xCC, 0x01, 0x0C, 0x00, 0xE9, 0x57, 0x06, 0x0C, 0x00, 0xE9, 0xA2, 0xD2, 0x03, 0x00, 0xE9, 0x3D, 0xEE, 0x07, 0x00, 0xE9, 0xB8, 0xB3, 0x06, 0x00, 0xE9, 0x53, 0x0B, 0x05, 0x00, 0xE9, 0x2E, 0xBD, 0x00, 0x00, 0xE9, 0x69, 0xD6, 0x04, 0x00, 0xE9, 0xE4, 0xD0, 0x04, 0x00, 0xE9, 0x9F, 0x4B, 0x04, 0x00, 0xE9, 0x8A, 0x17, 0x06, 0x00, 0xE9, 0xA5, 0x3C, 0x05, 0x00, 0xE9, 0xB0, 0x19, 0x05, 0x00, 0xE9, 0x9B, 0x6F, 0x06, 0x00, 0xE9, 0x86, 0x60, 0x02, 0x00, 0xE9, 0x11, 0x4A, 0x08, 0x00, 0xE9, 0xEC, 0x8E, 0x05, 0x00, 0xE9, 0xE7, 0xCB, 0x07, 0x00, 0xE9, 0xE2, 0xD4, 0x03, 0x00, 0xE9, 0x9D, 0x9F, 0x03, 0x00, 0xE9, 0xE8, 0x8F, 0x03, 0x00, 0xE9, 0x13, 0xD5, 0x03, 0x00, 0xE9, 0x2E, 0x5C, 0x0B, 0x00, 0xE9, 0xF9, 0x47, 0x02, 0x00, 0xE9, 0xE4, 0x5D, 0x0D, 0x00, 0xE9, 0x1F, 0x3E, 0x08, 0x00, 0xE9, 0xCA, 0x66, 0x09, 0x00, 0xE9, 0x65, 0x5A, 0x0B, 0x00, 0xE9, 0x50, 0xF8, 0x09, 0x00, 0xE9, 0x5B, 0xA2, 0x01, 0x00, 0xE9, 0x26, 0x56, 0x02, 0x00, 0xE9, 0xD1, 0x8C, 0x0D, 0x00, 0xE9, 0x5C, 0x5B, 0x0D, 0x00, 0xE9, 0x77, 0x7B, 0x0B, 0x00, 0xE9, 0xE2, 0xE9, 0x04, 0x00, 0xE9, 0x0D, 0x0B, 0x03, 0x00, 0xE9, 0xF8, 0x62, 0x02, 0x00, 0xE9, 0x13, 0xC2, 0x04, 0x00, 0xE9, 0xEE, 0x27, 0x03, 0x00, 0xE9, 0xB9, 0x27, 0x04, 0x00, 0xE9, 0xB4, 0x3D, 0x05, 0x00, 0xE9, 0x1F, 0x7B, 0x09, 0x00, 0xE9, 0x6A, 0xFF, 0x05, 0x00, 0xE9, 0x95, 0xAB, 0x02, 0x00, 0xE9, 0x50, 0x66, 0x0B, 0x00, 0xE9, 0xCB, 0x59, 0x04, 0x00, 0xE9, 0xD6, 0x90, 0x03, 0x00, 0xE9, 0x01, 0x18, 0x02, 0x00, 0xE9, 0x4C, 0xB0, 0x01, 0x00, 0xE9, 0x47, 0x3B, 0x06, 0x00, 0xE9, 0xD2, 0x98, 0x03, 0x00, 0xE9, 0x8D, 0x0E, 0x08, 0x00, 0xE9, 0x58, 0x33, 0x0A, 0x00, 0xE9, 0xC3, 0x2B, 0x05, 0x00, 0xE9, 0xBE, 0x4F, 0x09, 0x00, 0xE9, 0xE9, 0x86, 0x03, 0x00, 0xE9, 0x34, 0x3E, 0x09, 0x00, 0xE9, 0xFF, 0x84, 0x03, 0x00, 0xE9, 0x9A, 0xF6, 0x0A, 0x00, 0xE9, 0xF5, 0x2B, 0x06, 0x00, 0xE9, 0x50, 0x5F, 0x0A, 0x00, 0xE9, 0xEB, 0x5E, 0x0A, 0x00, 0xE9, 0xF6, 0xDF, 0x08, 0x00, 0xE9, 0xA1, 0xD3, 0x03, 0x00, 0xE9, 0xBC, 0x55, 0x0B, 0x00, 0xE9, 0x07, 0x56, 0x06, 0x00, 0xE9, 0x42, 0xA7, 0x06, 0x00, 0xE9, 0xCD, 0x3B, 0x05, 0x00, 0xE9, 0x18, 0xD3, 0x03, 0x00, 0xE9, 0x53, 0x1E, 0x03, 0x00, 0xE9, 0xCE, 0x98, 0x0B, 0x00, 0xE9, 0x89, 0x1D, 0x03, 0x00, 0xE9, 0xE4, 0x73, 0x0C, 0x00, 0xE9, 0xAF, 0x1F, 0x08, 0x00, 0xE9, 0x7A, 0x6E, 0x04, 0x00, 0xE9, 0xE5, 0xC1, 0x03, 0x00, 0xE9, 0x30, 0xE4, 0x07, 0x00, 0xE9, 0x8B, 0x98, 0x0B, 0x00, 0xE9, 0x66, 0x9D, 0x03, 0x00, 0xE9, 0x31, 0x1E, 0x0C, 0x00, 0xE9, 0x0C, 0xCD, 0x09, 0x00, 0xE9, 0x27, 0x7E, 0x04, 0x00, 0xE9, 0xA2, 0x36, 0x09, 0x00, 0xE9, 0xCD, 0x51, 0x09, 0x00, 0xE9, 0xB8, 0x13, 0x06, 0x00, 0xE9, 0x43, 0x07, 0x05, 0x00, 0xE9, 0xAE, 0x39, 0x06, 0x00, 0xE9, 0x69, 0x20, 0x0B, 0x00, 0xE9, 0x34, 0xF0, 0x08, 0x00, 0xE9, 0xBF, 0xA6, 0x02, 0x00, 0xE9, 0x1A, 0x36, 0x0A, 0x00, 0xE9, 0x95, 0xA9, 0x02, 0x00, 0xE9, 0x90, 0x3C, 0x06, 0x00, 0xE9, 0x1B, 0xD0, 0x03, 0x00, 0xE9, 0x06, 0x58, 0x0B, 0x00, 0xE9, 0x71, 0x75, 0x04, 0x00, 0xE9, 0x3C, 0x9A, 0x02, 0x00, 0xE9, 0x27, 0x54, 0x07, 0x00, 0xE9, 0xA2, 0xE5, 0x07, 0x00, 0xE9, 0x0D, 0xE7, 0x0C, 0x00, 0xE9, 0x28, 0x2A, 0x08, 0x00, 0xE9, 0x33, 0x5A, 0x02, 0x00, 0xE9, 0x9E, 0xD5, 0x03, 0x00, 0xE9, 0x29, 0x55, 0x07, 0x00, 0xE9, 0xE4, 0xE1, 0x07, 0x00, 0xE9, 0x0F, 0xDD, 0x07, 0x00, 0xE9, 0x6A, 0xDE, 0x07, 0x00, 0xE9, 0xF5, 0x73, 0x0D, 0x00, 0xE9, 0xF0, 0xC6, 0x04, 0x00, 0xE9, 0xFB, 0xD4, 0x0A, 0x00, 0xE9, 0x26, 0xE9, 0x02, 0x00, 0xE9, 0x41, 0x30, 0x05, 0x00 };
 
    static constexpr char charhexset[] = "0123456789ABCDEFabcdef";
 
    static bool StringReplace(std::string& source, const std::string& delimiters, const std::string& dispose = "", const std::size_t offset = 1)

    {

        if (source.empty())

        {

            return false;

        }
 
        if (delimiters.empty())

        {

            return true;

        }
 
        for (std::string::size_type pos = source.find(delimiters); pos != std::string::npos; pos = source.find(delimiters))

        {

            if (source.replace(pos, offset, dispose).size())

            {

                continue;

            }

            return false;

        }
 
        return true;

    }
 
    static bool Hexadec2xdigit(const std::string& data, std::string& buffer, std::size_t offset)

    {

        if (data.empty())

        {

            return false;

        }
 
        for (std::size_t i = 0; i < data.size(); i += offset)

        {

            if (isxdigit(data[i]))

            {

                buffer += static_cast<char>(std::stoul(data.substr(i, offset), nullptr, 16));

            }

            else

            {

                buffer += 'X';

            }

        }
 
        return true;

    }
 
    static bool Hexadec2xdigitEx(const std::string& data, std::string& buffer, u32 checkxdigit = 0, u32 transform = 1)

    {

        if (data.empty())

        {

            return false;

        }
 
        std::string masks(data);

        {

            // 去掉 0x 去掉 空格

            if (StringReplace(masks, "0x") && StringReplace(masks, " "))

            {

                // 大小写转换

                if (masks.end() == (1 == transform ? std::transform(masks.begin(), masks.end(), masks.begin(), [] (unsigned char ch) { return toupper(ch); }) : std::transform(masks.begin(), masks.end(), masks.begin(), [] (unsigned char ch) { return tolower(ch); })))

                {

                    // 检查是否是完整的十六进制数

                    if (checkxdigit)

                    {

                        if (std::string::npos != masks.find_first_not_of(charhexset))

                        {

                            return false;

                        }

                    }
 
                    return Hexadec2xdigit(static_cast<const std::string&>(masks), buffer, 2);

                }

            }

        }
 
        return false;

    }
 
    static bool SearchPattern(const u8* pos, const std::string& chars)

    {

        for (std::string::const_iterator xdigit = chars.cbegin(); xdigit != chars.cend(); ++xdigit, ++pos)

        {

            if (*pos != static_cast<const u8>(*xdigit) &&           // no match

                'X' != static_cast<const u8>(*xdigit))              // filter out arbitrary characters

            {

                return false;

            }

            else

            {

                // hit character

                continue;

            }

        }
 
        return true;

    }
 
    static bool SearchPattern(const u8* start,                      // start address

                              const u8* end,                        // end address

                              const std::string& keyword,           // characteristic code

                              std::size_t index,                    // take out the serial number

                              std::size_t offset,                   // pointer offset

                              void*& address)                       // return to address

    {

        if (keyword.empty())

        {

            return true;

        }
 
        if (start != end && end > start && static_cast<std::size_t>(end - start) > keyword.size())

        {

            std::string chars;

            {

                if (Hexadec2xdigitEx(keyword, chars, 0))

                {

                    for (auto [pos, i] = std::make_tuple(start, static_cast<std::size_t>(0)); pos <= end; ++pos)

                    {

                        if (SearchPattern(pos, chars))

                        {

                            if (++i != index)

                            {

                                continue;

                            }

                            else

                            {

                                address = reinterpret_cast<void*>(const_cast<u8*>(reinterpret_cast<const u8*>(pos)) + offset);

                            }
 
                            return false;

                        }

                    }

                }

            }

        }
 
        return true;

    }
 
    template <typename Type = void*>

    static bool SearchPattern(const u96 start,                      // start address

                              const u96 end,                        // end address

                              const std::string& keyword,           // characteristic code

                              std::size_t index,                    // take out the serial number

                              std::size_t offset,                   // pointer offset

                              Type& address)                        // number of characteristic multiples

    {

        return SearchPattern(reinterpret_cast<const u8*>(start), reinterpret_cast<const u8*>(end), keyword, index, offset, reinterpret_cast<void*&>(address));

    }
 
    static bool SearchPatternEx(const u8* start,                    // start address

                                const u8* end,                      // end address

                                const std::string& chars,           // characteristic code

                                std::size_t index,                  // take out the serial number

                                std::size_t offset,                 // pointer offset

                                void*& address,                     // return to address

                                std::size_t count)                  // number of characteristic multiples

    {

        for (auto [masks, i, n, pos] = std::make_tuple(std::array<std::size_t, 32>{}, static_cast<std::size_t>(0), static_cast<std::size_t>(0), start); i < count; ++i)

        {

            for (std::size_t j = 0; j < 16 && n < chars.size(); ++j, ++n)

            {

                if ('X' != reinterpret_cast<const s8*>(chars.c_str() + i * 16)[j])

                {

                    masks[i] |= static_cast<std::size_t>(1) << j;

                }

            }
 
            for (auto [store, j] = std::make_tuple(_mm_loadu_si128(reinterpret_cast<const __m128i *>(chars.c_str() + i * 16)), static_cast<std::size_t>(0)); pos <= end; _mm_prefetch(reinterpret_cast<const char*>(++pos + 64), _MM_HINT_NTA))

            {

                if (static_cast<std::size_t>(static_cast<std::size_t>(_mm_movemask_epi8(_mm_cmpeq_epi8(_mm_loadu_si128(reinterpret_cast<const __m128i *>(pos + i * 16)), store))) & masks[i]) == masks[i])

                {

                    if (n < chars.size())

                    {

                        break;

                    }
 
                    if (++j != index)

                    {

                        continue;

                    }

                    else

                    {

                        address = reinterpret_cast<void*>(const_cast<u8*>(reinterpret_cast<const u8*>(pos)) + offset);

                    }
 
                    return true;

                }

            }

        }
 
        return false;

    }
 
    static bool SearchPatternEx(const u8* start,                    // start address

                                const u8* end,                      // end address

                                const std::string& keyword,         // characteristic code

                                std::size_t index,                  // take out the serial number

                                std::size_t offset,                 // pointer offset

                                void*& address)                     // return to address

    {

        if (keyword.empty())

        {

            return false;

        }
 
        if (start != end && end > start && static_cast<std::size_t>(end - start) > keyword.size())

        {

            std::string chars;

            {

                if (Hexadec2xdigitEx(keyword, chars, 0))

                {

                    return SearchPatternEx(start, end, chars, index, offset, address, static_cast<std::size_t>((((chars.size()) + (16 - 1)) & ~(16 - 1)) >> 4));

                }

            }

        }
 
        return false;

    }
 
    template <typename Type = void*>

    static bool SearchPatternEx(u96 start,                          // start address

                                u96 end,                            // end address

                                const std::string& keyword,         // characteristic code

                                std::size_t index,                  // take out the serial number

                                std::size_t offset,                 // pointer offset

                                Type& address)                      // return to address

    {

        return SearchPatternEx(reinterpret_cast<const u8*>(start), reinterpret_cast<const u8*>(end), keyword, index, offset, reinterpret_cast<void*&>(address));

    }
}
 
int main()
{

    std::string string_hex = "E9 C3 8B ?? ?? E9 ?? 01 0A 00 E9 ?? 4A 02 ?? E9 ?? 22 ?? ?? ?? FF 75 04 00 E9 2A EB 07 ?? E9 ?? 30 ?? 00 ?? ?? 50";
 
    void* address = 0;
 
    test::SearchPatternEx(test::hex, test::hex + sizeof(test::hex), string_hex, 1, 0, address);
 
    printf("%p\n", address);
 
    return 0;
}
#include <iostream>
#include <string>
#include <array>
#include <algorithm>
#include <cstdint>
#include <cstdio>
#include <immintrin.h>
 
namespace test
{

    using s8  = int8_t;

    using s16 = int16_t;

    using s32 = int32_t;

    using s64 = int64_t;
 
    using u8  = uint8_t;

    using u16 = uint16_t;

    using u32 = uint32_t;

    using u64 = uint64_t;
 
    using s96 = intptr_t;

    using u96 = uintptr_t;
 
    static unsigned char hex[] = { 0xE9, 0x3B, 0x9A, 0x0A, 0x00, 0xE9, 0x96, 0xBC, 0x05, 0x00, 0xE9, 0xA1, 0x56, 0x07, 0x00, 0xE9, 0x2C, 0x3A, 0x05, 0x00, 0xE9, 0xB7, 0x57, 0x07, 0x00, 0xE9, 0x72, 0x77, 0x04, 0x00, 0xE9, 0xDD, 0xAD, 0x08, 0x00, 0xE9, 0xF8, 0xDF, 0x06, 0x00, 0xE9, 0xE3, 0xBB, 0x01, 0x00, 0xE9, 0x4E, 0xDC, 0x03, 0x00, 0xE9, 0x49, 0xD6, 0x03, 0x00, 0xE9, 0xE4, 0x3F, 0x03, 0x00, 0xE9, 0x8F, 0x7C, 0x01, 0x00, 0xE9, 0xFA, 0xCD, 0x08, 0x00, 0xE9, 0x05, 0xEA, 0x05, 0x00, 0xE9, 0xA0, 0xB3, 0x03, 0x00, 0xE9, 0x9B, 0xEC, 0x04, 0x00, 0xE9, 0x16, 0x2E, 0x05, 0x00, 0xE9, 0xA1, 0x33, 0x0C, 0x00, 0xE9, 0x1C, 0xB0, 0x0C, 0x00, 0xE9, 0xE7, 0x08, 0x04, 0x00, 0xE9, 0xB2, 0xC4, 0x05, 0x00, 0xE9, 0xED, 0x66, 0x02, 0x00, 0xE9, 0x48, 0xCC, 0x09, 0x00, 0xE9, 0xC3, 0xB8, 0x03, 0x00, 0xE9, 0x8E, 0xE6, 0x02, 0x00, 0xE9, 0x49, 0x15, 0x0D, 0x00, 0xE9, 0x04, 0x0D, 0x06, 0x00, 0xE9, 0xBF, 0x9C, 0x02, 0x00, 0xE9, 0xDA, 0xD1, 0x07, 0x00, 0xE9, 0x85, 0x3F, 0x0A, 0x00, 0xE9, 0xA0, 0x66, 0x06, 0x00, 0xE9, 0x2B, 0x40, 0x05, 0x00, 0xE9, 0x26, 0xC4, 0x06, 0x00, 0xE9, 0x41, 0x5C, 0x07, 0x00, 0xE9, 0x9C, 0xE7, 0x08, 0x00, 0xE9, 0x67, 0xBF, 0x06, 0x00, 0xE9, 0x92, 0x95, 0x02, 0x00, 0xE9, 0x6D, 0x8A, 0x02, 0x00, 0xE9, 0xC8, 0x5E, 0x07, 0x00, 0xE9, 0x03, 0x01, 0x08, 0x00, 0xE9, 0x8E, 0x0F, 0x02, 0x00, 0xE9, 0xF9, 0xF4, 0x08, 0x00, 0xE9, 0xF4, 0xEA, 0x07, 0x00, 0xE9, 0x4F, 0x88, 0x02, 0x00, 0xE9, 0x2A, 0xDB, 0x07, 0x00, 0xE9, 0x55, 0x88, 0x02, 0x00, 0xE9, 0x40, 0x0E, 0x0A, 0x00, 0xE9, 0x4B, 0x64, 0x06, 0x00, 0xE9, 0xB6, 0x92, 0x02, 0x00, 0xE9, 0x81, 0x05, 0x05, 0x00, 0xE9, 0x1C, 0x32, 0x05, 0x00, 0xE9, 0x67, 0x95, 0x02, 0x00, 0xE9, 0xD2, 0x60, 0x0C, 0x00, 0xE9, 0x2D, 0x42, 0x05, 0x00, 0xE9, 0xA8, 0x36, 0x02, 0x00, 0xE9, 0xC3, 0x8B, 0x03, 0x00, 0xE9, 0x5E, 0x01, 0x0A, 0x00, 0xE9, 0xB9, 0x4A, 0x02, 0x00, 0xE9, 0xB4, 0x22, 0x0A, 0x00, 0xE9, 0xFF, 0x75, 0x04, 0x00, 0xE9, 0x2A, 0xEB, 0x07, 0x00, 0xE9, 0x95, 0x30, 0x0C, 0x00, 0xE9, 0xC0, 0x50, 0x06, 0x00, 0xE9, 0x6B, 0xAD, 0x02, 0x00, 0xE9, 0x06, 0x5B, 0x07, 0x00, 0xE9, 0x21, 0x14, 0x0D, 0x00, 0xE9, 0x6C, 0x9C, 0x03, 0x00, 0xE9, 0x57, 0x01, 0x0A, 0x00, 0xE9, 0x92, 0x60, 0x0B, 0x00, 0xE9, 0x6D, 0xA5, 0x00, 0x00, 0xE9, 0x28, 0xE8, 0x08, 0x00, 0xE9, 0x03, 0xAC, 0x02, 0x00, 0xE9, 0xAE, 0x3F, 0x06, 0x00, 0xE9, 0x69, 0x3F, 0x06, 0x00, 0xE9, 0x14, 0x57, 0x06, 0x00, 0xE9, 0x2F, 0xB3, 0x02, 0x00, 0xE9, 0xBA, 0x71, 0x0B, 0x00, 0xE9, 0x55, 0xB4, 0x06, 0x00, 0xE9, 0x80, 0x7F, 0x0B, 0x00, 0xE9, 0x1B, 0xA9, 0x06, 0x00, 0xE9, 0xE6, 0x08, 0x0C, 0x00, 0xE9, 0x21, 0x9E, 0x02, 0x00, 0xE9, 0xAC, 0x04, 0x05, 0x00, 0xE9, 0xA7, 0x61, 0x0B, 0x00, 0xE9, 0x22, 0x26, 0x08, 0x00, 0xE9, 0xCD, 0x3C, 0x05, 0x00, 0xE9, 0xF8, 0xE6, 0x07, 0x00, 0xE9, 0x73, 0xD4, 0x03, 0x00, 0xE9, 0x1E, 0x79, 0x0B, 0x00, 0xE9, 0x99, 0x32, 0x08, 0x00, 0xE9, 0x24, 0xCC, 0x0B, 0x00, 0xE9, 0x3F, 0x5D, 0x04, 0x00, 0xE9, 0xDA, 0x17, 0x03, 0x00, 0xE9, 0x55, 0xE2, 0x02, 0x00, 0xE9, 0x70, 0xE2, 0x08, 0x00, 0xE9, 0xAB, 0xB1, 0x02, 0x00, 0xE9, 0xD6, 0xB5, 0x03, 0x00, 0xE9, 0x21, 0x95, 0x0A, 0x00, 0xE9, 0x6C, 0x92, 0x0C, 0x00, 0xE9, 0x17, 0x94, 0x03, 0x00, 0xE9, 0x12, 0xAE, 0x0A, 0x00, 0xE9, 0xED, 0x9D, 0x00, 0x00, 0xE9, 0xD8, 0x5C, 0x04, 0x00, 0xE9, 0xB3, 0x47, 0x08, 0x00, 0xE9, 0x2E, 0x01, 0x03, 0x00, 0xE9, 0xC9, 0xFE, 0x01, 0x00, 0xE9, 0x44, 0x0A, 0x06, 0x00, 0xE9, 0x8F, 0xD7, 0x07, 0x00, 0xE9, 0xBA, 0x5F, 0x01, 0x00, 0xE9, 0x15, 0x16, 0x01, 0x00, 0xE9, 0x20, 0x04, 0x0A, 0x00, 0xE9, 0xDB, 0x70, 0x04, 0x00, 0xE9, 0xE6, 0x5B, 0x04, 0x00, 0xE9, 0xF1, 0xBC, 0x06, 0x00, 0xE9, 0x0C, 0x93, 0x03, 0x00, 0xE9, 0x97, 0x02, 0x0D, 0x00, 0xE9, 0x02, 0x88, 0x02, 0x00, 0xE9, 0x3D, 0x2D, 0x05, 0x00, 0xE9, 0x18, 0xD2, 0x07, 0x00, 0xE9, 0x63, 0x0E, 0x01, 0x00, 0xE9, 0xCE, 0xC6, 0x04, 0x00, 0xE9, 0x99, 0x4D, 0x06, 0x00, 0xE9, 0xD4, 0x47, 0x09, 0x00, 0xE9, 0x7F, 0x60, 0x06, 0x00, 0xE9, 0xAA, 0x3D, 0x06, 0x00, 0xE9, 0x15, 0x5A, 0x03, 0x00, 0xE9, 0xC0, 0x07, 0x04, 0x00, 0xE9, 0x7B, 0x1C, 0x04, 0x00, 0xE9, 0xB6, 0x02, 0x06, 0x00, 0xE9, 0xC1, 0xFB, 0x07, 0x00, 0xE9, 0x7C, 0x72, 0x0D, 0x00, 0xE9, 0x87, 0xA9, 0x02, 0x00, 0xE9, 0x02, 0x50, 0x0D, 0x00, 0xE9, 0x7D, 0xAB, 0x06, 0x00, 0xE9, 0xD8, 0xAB, 0x06, 0x00, 0xE9, 0xC3, 0x6F, 0x07, 0x00, 0xE9, 0xBE, 0x46, 0x08, 0x00, 0xE9, 0x39, 0x20, 0x06, 0x00, 0xE9, 0x64, 0x66, 0x0C, 0x00, 0xE9, 0xEF, 0x7B, 0x09, 0x00, 0xE9, 0x8A, 0x6E, 0x0A, 0x00, 0xE9, 0x15, 0xD9, 0x0A, 0x00, 0xE9, 0x60, 0x61, 0x06, 0x00, 0xE9, 0x9B, 0xC1, 0x03, 0x00, 0xE9, 0xC6, 0x3D, 0x05, 0x00, 0xE9, 0x31, 0x36, 0x02, 0x00, 0xE9, 0xCC, 0x01, 0x0C, 0x00, 0xE9, 0x57, 0x06, 0x0C, 0x00, 0xE9, 0xA2, 0xD2, 0x03, 0x00, 0xE9, 0x3D, 0xEE, 0x07, 0x00, 0xE9, 0xB8, 0xB3, 0x06, 0x00, 0xE9, 0x53, 0x0B, 0x05, 0x00, 0xE9, 0x2E, 0xBD, 0x00, 0x00, 0xE9, 0x69, 0xD6, 0x04, 0x00, 0xE9, 0xE4, 0xD0, 0x04, 0x00, 0xE9, 0x9F, 0x4B, 0x04, 0x00, 0xE9, 0x8A, 0x17, 0x06, 0x00, 0xE9, 0xA5, 0x3C, 0x05, 0x00, 0xE9, 0xB0, 0x19, 0x05, 0x00, 0xE9, 0x9B, 0x6F, 0x06, 0x00, 0xE9, 0x86, 0x60, 0x02, 0x00, 0xE9, 0x11, 0x4A, 0x08, 0x00, 0xE9, 0xEC, 0x8E, 0x05, 0x00, 0xE9, 0xE7, 0xCB, 0x07, 0x00, 0xE9, 0xE2, 0xD4, 0x03, 0x00, 0xE9, 0x9D, 0x9F, 0x03, 0x00, 0xE9, 0xE8, 0x8F, 0x03, 0x00, 0xE9, 0x13, 0xD5, 0x03, 0x00, 0xE9, 0x2E, 0x5C, 0x0B, 0x00, 0xE9, 0xF9, 0x47, 0x02, 0x00, 0xE9, 0xE4, 0x5D, 0x0D, 0x00, 0xE9, 0x1F, 0x3E, 0x08, 0x00, 0xE9, 0xCA, 0x66, 0x09, 0x00, 0xE9, 0x65, 0x5A, 0x0B, 0x00, 0xE9, 0x50, 0xF8, 0x09, 0x00, 0xE9, 0x5B, 0xA2, 0x01, 0x00, 0xE9, 0x26, 0x56, 0x02, 0x00, 0xE9, 0xD1, 0x8C, 0x0D, 0x00, 0xE9, 0x5C, 0x5B, 0x0D, 0x00, 0xE9, 0x77, 0x7B, 0x0B, 0x00, 0xE9, 0xE2, 0xE9, 0x04, 0x00, 0xE9, 0x0D, 0x0B, 0x03, 0x00, 0xE9, 0xF8, 0x62, 0x02, 0x00, 0xE9, 0x13, 0xC2, 0x04, 0x00, 0xE9, 0xEE, 0x27, 0x03, 0x00, 0xE9, 0xB9, 0x27, 0x04, 0x00, 0xE9, 0xB4, 0x3D, 0x05, 0x00, 0xE9, 0x1F, 0x7B, 0x09, 0x00, 0xE9, 0x6A, 0xFF, 0x05, 0x00, 0xE9, 0x95, 0xAB, 0x02, 0x00, 0xE9, 0x50, 0x66, 0x0B, 0x00, 0xE9, 0xCB, 0x59, 0x04, 0x00, 0xE9, 0xD6, 0x90, 0x03, 0x00, 0xE9, 0x01, 0x18, 0x02, 0x00, 0xE9, 0x4C, 0xB0, 0x01, 0x00, 0xE9, 0x47, 0x3B, 0x06, 0x00, 0xE9, 0xD2, 0x98, 0x03, 0x00, 0xE9, 0x8D, 0x0E, 0x08, 0x00, 0xE9, 0x58, 0x33, 0x0A, 0x00, 0xE9, 0xC3, 0x2B, 0x05, 0x00, 0xE9, 0xBE, 0x4F, 0x09, 0x00, 0xE9, 0xE9, 0x86, 0x03, 0x00, 0xE9, 0x34, 0x3E, 0x09, 0x00, 0xE9, 0xFF, 0x84, 0x03, 0x00, 0xE9, 0x9A, 0xF6, 0x0A, 0x00, 0xE9, 0xF5, 0x2B, 0x06, 0x00, 0xE9, 0x50, 0x5F, 0x0A, 0x00, 0xE9, 0xEB, 0x5E, 0x0A, 0x00, 0xE9, 0xF6, 0xDF, 0x08, 0x00, 0xE9, 0xA1, 0xD3, 0x03, 0x00, 0xE9, 0xBC, 0x55, 0x0B, 0x00, 0xE9, 0x07, 0x56, 0x06, 0x00, 0xE9, 0x42, 0xA7, 0x06, 0x00, 0xE9, 0xCD, 0x3B, 0x05, 0x00, 0xE9, 0x18, 0xD3, 0x03, 0x00, 0xE9, 0x53, 0x1E, 0x03, 0x00, 0xE9, 0xCE, 0x98, 0x0B, 0x00, 0xE9, 0x89, 0x1D, 0x03, 0x00, 0xE9, 0xE4, 0x73, 0x0C, 0x00, 0xE9, 0xAF, 0x1F, 0x08, 0x00, 0xE9, 0x7A, 0x6E, 0x04, 0x00, 0xE9, 0xE5, 0xC1, 0x03, 0x00, 0xE9, 0x30, 0xE4, 0x07, 0x00, 0xE9, 0x8B, 0x98, 0x0B, 0x00, 0xE9, 0x66, 0x9D, 0x03, 0x00, 0xE9, 0x31, 0x1E, 0x0C, 0x00, 0xE9, 0x0C, 0xCD, 0x09, 0x00, 0xE9, 0x27, 0x7E, 0x04, 0x00, 0xE9, 0xA2, 0x36, 0x09, 0x00, 0xE9, 0xCD, 0x51, 0x09, 0x00, 0xE9, 0xB8, 0x13, 0x06, 0x00, 0xE9, 0x43, 0x07, 0x05, 0x00, 0xE9, 0xAE, 0x39, 0x06, 0x00, 0xE9, 0x69, 0x20, 0x0B, 0x00, 0xE9, 0x34, 0xF0, 0x08, 0x00, 0xE9, 0xBF, 0xA6, 0x02, 0x00, 0xE9, 0x1A, 0x36, 0x0A, 0x00, 0xE9, 0x95, 0xA9, 0x02, 0x00, 0xE9, 0x90, 0x3C, 0x06, 0x00, 0xE9, 0x1B, 0xD0, 0x03, 0x00, 0xE9, 0x06, 0x58, 0x0B, 0x00, 0xE9, 0x71, 0x75, 0x04, 0x00, 0xE9, 0x3C, 0x9A, 0x02, 0x00, 0xE9, 0x27, 0x54, 0x07, 0x00, 0xE9, 0xA2, 0xE5, 0x07, 0x00, 0xE9, 0x0D, 0xE7, 0x0C, 0x00, 0xE9, 0x28, 0x2A, 0x08, 0x00, 0xE9, 0x33, 0x5A, 0x02, 0x00, 0xE9, 0x9E, 0xD5, 0x03, 0x00, 0xE9, 0x29, 0x55, 0x07, 0x00, 0xE9, 0xE4, 0xE1, 0x07, 0x00, 0xE9, 0x0F, 0xDD, 0x07, 0x00, 0xE9, 0x6A, 0xDE, 0x07, 0x00, 0xE9, 0xF5, 0x73, 0x0D, 0x00, 0xE9, 0xF0, 0xC6, 0x04, 0x00, 0xE9, 0xFB, 0xD4, 0x0A, 0x00, 0xE9, 0x26, 0xE9, 0x02, 0x00, 0xE9, 0x41, 0x30, 0x05, 0x00 };
 
    static constexpr char charhexset[] = "0123456789ABCDEFabcdef";
 
    static bool StringReplace(std::string& source, const std::string& delimiters, const std::string& dispose = "", const std::size_t offset = 1)

    {

        if (source.empty())

        {

            return false;

        }
 
        if (delimiters.empty())

        {

            return true;

        }
 
        for (std::string::size_type pos = source.find(delimiters); pos != std::string::npos; pos = source.find(delimiters))

        {

            if (source.replace(pos, offset, dispose).size())

            {

                continue;

            }

            return false;

        }
 
        return true;

    }
 
    static bool Hexadec2xdigit(const std::string& data, std::string& buffer, std::size_t offset)

    {

        if (data.empty())

        {

            return false;

        }
 
        for (std::size_t i = 0; i < data.size(); i += offset)

        {

            if (isxdigit(data[i]))

            {

                buffer += static_cast<char>(std::stoul(data.substr(i, offset), nullptr, 16));

            }

            else

            {

                buffer += 'X';

            }

        }
 
        return true;

    }
 
    static bool Hexadec2xdigitEx(const std::string& data, std::string& buffer, u32 checkxdigit = 0, u32 transform = 1)

    {

        if (data.empty())

        {

            return false;

        }
 
        std::string masks(data);

        {

            // 去掉 0x 去掉 空格

            if (StringReplace(masks, "0x") && StringReplace(masks, " "))

            {

                // 大小写转换

                if (masks.end() == (1 == transform ? std::transform(masks.begin(), masks.end(), masks.begin(), [] (unsigned char ch) { return toupper(ch); }) : std::transform(masks.begin(), masks.end(), masks.begin(), [] (unsigned char ch) { return tolower(ch); })))

                {

                    // 检查是否是完整的十六进制数

                    if (checkxdigit)

                    {

                        if (std::string::npos != masks.find_first_not_of(charhexset))

                        {

                            return false;

                        }

                    }
 
                    return Hexadec2xdigit(static_cast<const std::string&>(masks), buffer, 2);

                }

            }

        }
 
        return false;

    }
 
    static bool SearchPattern(const u8* pos, const std::string& chars)

    {

        for (std::string::const_iterator xdigit = chars.cbegin(); xdigit != chars.cend(); ++xdigit, ++pos)

        {

            if (*pos != static_cast<const u8>(*xdigit) &&           // no match

                'X' != static_cast<const u8>(*xdigit))              // filter out arbitrary characters

            {

                return false;

            }

            else

            {

                // hit character

                continue;

            }

        }
 
        return true;

    }
 
    static bool SearchPattern(const u8* start,                      // start address

                              const u8* end,                        // end address

                              const std::string& keyword,           // characteristic code

                              std::size_t index,                    // take out the serial number

                              std::size_t offset,                   // pointer offset

                              void*& address)                       // return to address

    {

        if (keyword.empty())

        {

            return true;

        }

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一个懵懂的SB 雪币： 1025 活跃值： (633) 能力值： ( LV2，RANK：10 ) 在线值：发帖 1 回帖 24 粉丝 0 关注私信	一个懵懂的SB 2 楼感谢分享 2022-7-21 17:05 0
萨格拉斯雪币： 33 活跃值： (113) 能力值： ( LV2，RANK：10 ) 在线值：发帖 1 回帖 6 粉丝 0 关注私信	萨格拉斯 3 楼这是干嘛的？ 2022-7-26 16:22 0
intlinfo 雪币： 212 活跃值： (217) 能力值： ( LV2，RANK：10 ) 在线值：发帖 3 回帖 11 粉丝 0 关注私信	intlinfo 4 楼萨格拉斯这是干嘛的？内存、文件特征码搜索定位算法 2022-8-11 10:52 0
灬哈密瓜雪币： 2239 活跃值： (1109) 能力值： ( LV2，RANK：10 ) 在线值：发帖 0 回帖 49 粉丝 2 关注私信	灬哈密瓜 5 楼 mark 2022-8-17 13:04 0
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