C BIN加密

#include <stdio.h>

#include <string.h>

#include <stdlib.h>

#ifndef DWORD

#define DWORD    unsigned int

#endif

#ifndef BYTE

#define BYTE    unsigned char

#endif

#ifndef bool

#define bool    unsigned int

#endif

#define FLASH_HW_KEY    0x08825252

#define FLASH_HW_KEY_0         ((FLASH_HW_KEY <<(32-11)) |(FLASH_HW_KEY>>11))

#define FLASH_HW_KEY_1         ((FLASH_HW_KEY <<(32-20)) |(FLASH_HW_KEY>>20))

#define FLASH_HW_KEY_2         ((FLASH_HW_KEY <<(32-26)) |(FLASH_HW_KEY>>26))

#define FLASH_HW_KEY_3         ((FLASH_HW_KEY <<(32-7)) |(FLASH_HW_KEY>>7))

DWORD cmN_BytesToDWORD(char* bytes)

{

    int i;

    DWORD value;

    value = ;

    char* tmpByte;

    //printf("cmN_BytesToDWORD %p\n", bytes);

    for(i=;i<;i++)

    {

        tmpByte = &bytes[i];

        if(tmpByte)

        {

            value |= (*tmpByte & 0xFF) <<(*i);

            //printf("%x\t ", value);

        }

    }

    return value;

}

void cmN_DWORDToBytes(char* bytes, DWORD value)

{

    int i;

    char* tmpbyte;

    for(i=;i<;i++)

    {

        tmpbyte = &bytes[i];

        *tmpbyte = (BYTE)(value >> (*i)) & 0xFF;

    }

}

bool cmN_GetBitFromDword(DWORD data, BYTE i)

{

    if( (data>>i)& )

        return ;

    else

        return ;

}

DWORD Mix_0(DWORD data)

{

    return ( (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<) );

}

DWORD Mix_1(DWORD data)

{

    return ( (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<) );

}

DWORD Mix_2(DWORD data)

{

    return ( (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<) );

}

DWORD Mix_3(DWORD data)

{

    return ( (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<) );

}

DWORD unMix_0(DWORD data)

{

    return ( (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<) );

}

DWORD unMix_1(DWORD data)

{

    return ( (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<) );

}

DWORD unMix_2(DWORD data)

{

    return ( (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<) );

}

DWORD unMix_3(DWORD data)

{

    return ( (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<)

            | (cmN_GetBitFromDword(data, )<<) );

}

void hwEncodeRawDataForFlash(char * pChar, DWORD length, DWORD ref_address)

{

    DWORD tmplength=;

    DWORD in_data, data_add, pre_xor_data, out_data;

    BYTE type;

    //to handle for each DWORD

    while( tmplength < length)

    {

        //printf("tmplength %d\n", tmplength);

        in_data = cmN_BytesToDWORD(pChar);

        data_add = in_data + FLASH_HW_KEY;

        type = (BYTE)(ref_address>>) & 0x03;

        if(type==)

        {

            pre_xor_data = Mix_0(data_add);

            out_data = pre_xor_data^FLASH_HW_KEY_0;

            cmN_DWORDToBytes(pChar, out_data);

        }

        else if(type==)

        {

            pre_xor_data = Mix_1(data_add);

            out_data = pre_xor_data^FLASH_HW_KEY_1;

            cmN_DWORDToBytes(pChar, out_data);

        }

        else if(type==)

        {

            pre_xor_data = Mix_2(data_add);

            out_data = pre_xor_data^FLASH_HW_KEY_2;

            cmN_DWORDToBytes(pChar, out_data);

        }

        else if(type==)

        {

            pre_xor_data = Mix_3(data_add);

            out_data = pre_xor_data^FLASH_HW_KEY_3;

            cmN_DWORDToBytes(pChar, out_data);

        }

        ref_address += ;

        pChar += ;

        tmplength += ;

    }

    pChar -= tmplength;

}

void hwDecodeRawDataForFlash(char * pChar, DWORD length, DWORD ref_address)

{

    DWORD tmplength=;

    DWORD in_data, pre_xor_data, out_data;

    BYTE type;

    while( tmplength < length)

    {

        in_data = cmN_BytesToDWORD(pChar);

        type = (BYTE)(ref_address>>) & 0x03;

        if(type==)

        {

            in_data = in_data^FLASH_HW_KEY_0;

            pre_xor_data = unMix_0(in_data);

            out_data = pre_xor_data - FLASH_HW_KEY;

            cmN_DWORDToBytes(pChar, out_data);

        }

        else if(type==)

        {

            in_data = in_data^FLASH_HW_KEY_1;

            pre_xor_data = unMix_1(in_data);

            out_data = pre_xor_data - FLASH_HW_KEY;

            cmN_DWORDToBytes(pChar, out_data);

        }

        else if(type==)

        {

            in_data = in_data^FLASH_HW_KEY_2;

            pre_xor_data = unMix_2(in_data);

            out_data = pre_xor_data - FLASH_HW_KEY;

            cmN_DWORDToBytes(pChar, out_data);

        }

        else if(type==)

        {

            in_data = in_data^FLASH_HW_KEY_3;

            pre_xor_data = unMix_3(in_data);

            out_data = pre_xor_data - FLASH_HW_KEY;

            cmN_DWORDToBytes(pChar, out_data);

        }

        ref_address += ;

        pChar += ;

        tmplength += ;

    }

    pChar -= tmplength;

}

#define BUF_SIZE        128

main(int argc,char *argv[])

{

    char buf[BUF_SIZE];

    char outFile[];

    FILE *filein = fopen( argv[], "rb" );

    if(filein == NULL) {

        printf("open %s fail\n", argv[] );

        return ;

    }

    memset(outFile,,);

    sprintf(outFile,"decrypt_%s",argv[]+);

    //printf("--->%s\n",outFile);

    FILE *fileout=fopen(outFile, "wb" );

    if(fileout == NULL) {

        printf("open outfile fail\n" );

        return ;

    }    

    while()

    {

        int ret = fread(buf, , BUF_SIZE, filein);

        if(ret <=)

        {

            break;

        }

        hwDecodeRawDataForFlash( &buf[], BUF_SIZE, );

        fwrite(buf, , BUF_SIZE, fileout);

    }

    fclose(filein);

    fclose(fileout);

    return ;

}

C BIN加密的更多相关文章

AM335X的应用程序自启动流程以及U盘更新应用程序记录
在AM335X的SD卡更新系统学习记录中最后更新完系统后,以后运行应用程序都会从EMMC中取出Linux系统运行.接着介绍Linux系统是怎么自己启动我们编写的应用程序的. 1.在AM335X的SD卡 ...
Encrypting bootloader (程序BIN文件加密及在线升级）
了解更多关于bootloader 的C语言实现,请加我QQ: 1273623966 (验证信息请填 bootloader),欢迎咨询或定制bootloader(在线升级程序). 在上一个博客随笔,我介 ...
Encrypted bootloader (程序BIN文件加密及在线升级）
了解更多关于bootloader 的C语言实现,请加我QQ: 1273623966 (验证信息请填 bootloader),欢迎咨询或定制bootloader(在线升级程序). 在上一个博客随笔,我介 ...
PHP的学习--RSA加密解密
PHP服务端与客户端交互或者提供开放API时,通常需要对敏感的数据进行加密,这时候rsa非对称加密就能派上用处了. 举个通俗易懂的例子,假设我们再登录一个网站,发送账号和密码,请求被拦截了. 密码没加 ...
如何使用DotfuscatorPro_4.9对软件进行加密
DotfuscatorPro_4.9可以防止你的.NET软件被反编译,可以在一定程度上防止你的软件被反编译.现在很多软件都有被反编译的现象,虽然不能做到百分百的防范,但是你至少可以先做些技术上的处理, ...
node.js下使用RSA加密事例(windows)
1.安装openss 直接下载window下的安装包 http://houjixin.blog.163.com/blog/static/3562841020144143494875/ 以我发博文现在的 ...
php rsa加密解密实例
1.加密解密的第一步是生成公钥.私钥对,私钥加密的内容能通过公钥解密(反过来亦可以) 下载开源RSA密钥生成工具openssl(通常Linux系统都自带该程序),解压缩至独立的文件夹,进入其中的bin ...
MySQL的SSL加密连接与性能开销
本文转载自:http://www.innomysql.net/article/23959.html(只作转载, 不代表本站和博主同意文中观点或证实文中信息) Contents [hide] 1 前言 ...
windows下OpenSSL加密证书安装步骤与使用方法
OpenSSL加密证书一般用于签名认证,含私钥和公钥.在Linux系统中,OpenSSL一般是已经安装好了,可以直接使用.而在Windows系统中,是需要安装使用的. 最近在使用支付平台时,用到了Op ...

随机推荐

cookie注入原理详解（一）
那我们还是围绕以下几个问题来看看cookie注入: 1.什么是cookie注入? 2.为什么要cookie注入? 3.怎样cookie注入? 1.什么是cookie注入? ♦cookie注入的原理是: ...
在pom.xml中使用distributionManagement将项目打包上传到nexus私服
本文介绍如何在pom.xml中使用distributionManagement将项目打包上传到nexus私服 1.pom.xml文件添加distributionManagement节点 <!- ...
Using SQLXML Bulk Load in the .NET Environment
http://msdn.microsoft.com/en-us/library/ms171878.aspx 1.首先创建一张表 CREATE TABLE Ord ( OrderID ,) PRIMAR ...
codeforces 98 div2 C.History 水题
C. History time limit per test 2 seconds memory limit per test 256 megabytes input standard input ou ...
android 官方demo地址
android官方demo地址都放在了github上:https://github.com/googlesamples
C＃ winform实现右下角弹出窗口结果的方法
using System.Runtime.InteropServices; [DllImport("user32")] private static extern bool Ani ...
C语言对表达式的求值顺序不是明确规定的
讨论区看到的 WA来自那些递归下降求解的代码. 第一种情况,使用|| 和 &&: 例如s为所给串 int getval() { switch(s[c_s++]) { case 'p': ...
New Concept English Two 3
$课文5 无错号之虞 47. Mr.James Scott has a garage in Silbury and now he has just bought another garage in P ...
Robot Framework中使用HttpLibrary教程and中文支持
Robot Framework中使用and转参数时,默认不支持中文模式,如图场景: 会出现这种错误 FAIL : UnicodeDecodeError: 'ascii' codec can't dec ...
GPU编程自学7 —— 常量内存与事件
深度学习的兴起,使得多线程以及GPU编程逐渐成为算法工程师无法规避的问题.这里主要记录自己的GPU自学历程. 目录 <GPU编程自学1 -- 引言> <GPU编程自学2 -- CUD ...

C BIN加密

C BIN加密的更多相关文章

随机推荐

热门专题