#define uchar unsigned char
typedef struct
{
unsigned d0 : 1;
unsigned d1 : 1;
unsigned d2 : 1;
unsigned d3 : 1;
unsigned d4 : 1;
unsigned d5 : 1;
unsigned d6 : 1;
unsigned d7 : 1;
} modle_bit;
typedef union
{
modle_bit bit ;
unsigned char byte;
} modle_union;
modle_union moden;
typedef struct {
unsigned d10 : 1;
unsigned d11 : 1;
unsigned d12 : 1;
unsigned d13 : 1;
unsigned d14 : 1;
unsigned d15 : 1;
unsigned d16 : 1;
unsigned d17 : 1;
unsigned d20 : 1;
unsigned d21 : 1;
unsigned d22 : 1;
unsigned d23 : 1;
unsigned d24 : 1;
unsigned d25 : 1;
unsigned d26 : 1;
unsigned d27 : 1;
unsigned d30 : 1;
unsigned d31 : 1;
unsigned d32 : 1;
unsigned d33 : 1;
unsigned d34 : 1;
unsigned d35 : 1;
unsigned d36 : 1;
unsigned d37 : 1;
unsigned d40 : 1;
unsigned d41 : 1;
unsigned d42 : 1;
unsigned d43 : 1;
unsigned d44 : 1;
unsigned d45 : 1;
unsigned d46 : 1;
unsigned d47 : 1;
} kee_bit;
typedef struct
{
unsigned char byte1;
unsigned char byte2;
unsigned char byte3;
unsigned char byte4;
} kee_byte;
typedef union
{
kee_bit bit ;
kee_byte byte;
unsigned long word;
} kee_union;
c1=11+1;c0=48; //默认是 c1=12 c0=48
for(cou1=0L;cou1<0x10;cou1++){
keyl.word=0x23452301;
keyh.word=0xefaaab89;
hop.word=cou1;
code(c1,c0);
#ifdef printf_debug
printf(" %02x",hop.byte.byte1);
printf(" %02x",hop.byte.byte2);
printf(" %02x",hop.byte.byte3);
printf(" %02x",hop.byte.byte4);
printf(" ");
#endif
fwrite(&(hop.byte.byte1),1,1,fb);
fwrite(&(hop.byte.byte2),1,1,fb);
fwrite(&(hop.byte.byte3),1,1,fb);
fwrite(&(hop.byte.byte4),1,1,fb);
decode(c1,c0);
#ifdef printf_debug
printf(" %02x",hop.byte.byte1);
printf(" %02x",hop.byte.byte2);
printf(" %02x",hop.byte.byte3);
printf(" %02x",hop.byte.byte4);
printf("\n");
#endif
//以keyh,keyl为密钥 对hop的数据进行kee加密，结果还在hop里。(c1 c0 标准直是 12 48)
int code(uchar c1,uchar c0)
{uchar cnt0,cnt1;
modle_union mask;
modle_union btemp;
uchar temp;
cnt1=c1;
outer:
cnt0=c0;
inner:
if(cnt1==c1)goto rot_key;
mask.byte=0x01;
if(hop.bit.d34==1)mask.byte=0x10;
if(hop.bit.d21==1)mask.byte=mask.byte<<2;
if(hop.bit.d11==1)mask.byte=mask.byte<<1;
if((hop.bit.d47==0)&&(hop.bit.d42==0))temp=(uchar) (0x2e);
else if((hop.bit.d47==0)&&(hop.bit.d42==1))temp=(uchar) (0x74);
else if((hop.bit.d47==1)&&(hop.bit.d42==0))temp=(uchar) (0x5c);
else if((hop.bit.d47==1)&&(hop.bit.d42==1))temp=(uchar) (0x3a);
mask.byte=temp&mask.byte;
if(mask.byte==0x00)temp=0x00;
else temp=0x01;
temp=temp^hop.byte.byte3;
temp=temp^hop.byte.byte1;
temp=temp^keyl.byte.byte3;
mask.byte=temp;
hop.word =hop.word>>1;
hop.bit.d47=mask.bit.d0;
rot_key:
btemp.bit.d0=keyl.bit.d10;
keyl.word=keyl.word>>1;
keyl.bit.d47=keyh.bit.d10;
keyh.word=keyh.word>>1;
keyh.bit.d47=btemp.bit.d0;
cnt0--;
if(cnt0!=0) goto inner;
cnt1--;
if(cnt1!=0) goto outer;
return 0;
}
//以keyh,keyl为解密密钥 对hop的数据进行kee解密，结果还在hop里。(c1 c0 标准直是 12 48)
int decode(uchar c1,uchar c0)
{uchar cnt0,cnt1;
modle_union mask;
modle_union btemp;
uchar temp;
cnt1=c1;
outer:
cnt0=c0;
inner:
if(cnt1==1)goto rot_key;
mask.byte=0x01;
if(hop.bit.d33==1)mask.byte=0x10;
if(hop.bit.d20==1)mask.byte=mask.byte<<2;
if(hop.bit.d10==1)mask.byte=mask.byte<<1;
if((hop.bit.d46==0)&&(hop.bit.d41==0))temp=0x2e;
else if((hop.bit.d46==0)&&(hop.bit.d41==1))temp=0x74;
else if((hop.bit.d46==1)&&(hop.bit.d41==0))temp=0x5c;
else if((hop.bit.d46==1)&&(hop.bit.d41==1))temp=0x3a;
mask.byte=temp&mask.byte;
if(mask.byte==0x00)temp=0x00;
else temp=0x80;
temp=temp^hop.byte.byte2;
temp=temp^hop.byte.byte4;
temp=temp^keyl.byte.byte2;
mask.byte=temp;
hop.word =hop.word<<1;
hop.bit.d10=mask.bit.d7;
rot_key:
btemp.bit.d7=keyh.bit.d47;
keyh.word=keyh.word<<1;
keyh.bit.d10=keyl.bit.d47;
keyl.word=keyl.word<<1;
keyl.bit.d10=btemp.bit.d7;
cnt0--;
if(cnt0!=0) goto inner;
cnt1--;
if(cnt1!=0) goto outer;
return 0;
}
