网页编辑笔试真题 -管理资料

管理资料 时间:2019-01-01 我要投稿
【www.unjs.com - 管理资料】

intencode(constvoid*raw_in,void*raw_out,uint32_tpassword,size_tlen)

{

constuint8_t*in=(constuint8_t*)raw_in;

uint8_t*out=(uint8_t*)raw_out;

uint32_tseed=password^0x42381238u;

for(size_ti=0;i

uint8_ta=(in[i]^seed)>>2;

uint8_tb=((((uint32_t)in[i])<<10)^seed)>>(10-6);

a&=63;

b&=192;

a=63&(a^(b<<3));

out[i]=a|b;

seed=(((seed<<7)^seed^in[i])+48475829);

}

return0;

}

intdecode(constvoid*raw_in,void*raw_out,uint32_tpassword,size_tlen)

{

constuint8_t*in=(constuint8_t*)raw_in;

uint8_t*out=(uint8_t*)raw_out;

uint32_tseed=password^0x42381238u;

for(size_ti=0;i

//请在此处补全代码

}

}

intmain()

{

constuint8_tbuf1[]={0xf5,0x3b,0x3a,0x0d,0x54,0x73,0x34,0xfe,0x5d,0x72,0x2d,0x8b,0xca,0x1d,0xdb,

0xd4,0x94,0xfa,0x88,0xae,0x51,0x4f,0x85,0x38,0x96,0x33,0xf1,0xa3,0x41,0xf9,0xc8,0x67,0xfc,0x01,0xc7,0xdd,0x22,0xe7,0xbd,0x83,};

uint8_tbuf2[100]={};

constuint32_tpassword=0x266d183bu;

constsize_tlen=sizeof(buf1);

encode(buf1,buf2,password,len);

printf("%s\n",buf2);

}

求哈希解码算法

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