rsa加解密算法c语言地实现

《rsa加解密算法c语言地实现》由会员上传分享，免费在线阅读，更多相关内容在应用文档-天天文库。

1、实用文案#include#include#include#include#include#include#defineMAX100#defineLENsizeof(structslink)voidsub(inta[MAX],intb[MAX],intc[MAX]);structslink{intbignum[MAX];/*bignum[98]用来标记正负号，1正，0负bignum[99]来标记实际长度*/structslink*n

2、ext;};/*/--------------------------------------自己建立的大数运算库-------------------------------------*/voidprint(inta[MAX]){inti;for(i=0;il2)return1;

3、if(l1=0;i--){if(a1[i]>a2[i])return1;if(a1[i]

4、f(a1[MAX-2]=='-'&&a2[MAX-2]=='-')c[MAX-2]=0;elseif(a1[MAX-2]=='-')c[MAX-2]='-';elseif(a2[MAX-2]=='-')c[MAX-2]='-';for(i=0;i

5、MAX-1]=w;return;}voidadd(inta1[MAX],inta2[MAX],int*c){inti,l1,l2;intlen,temp[MAX];intk=0;l1=a1[MAX-1];l2=a2[MAX-1];if((a1[MAX-2]=='-')&&(a2[MAX-2]=='-')){c[MAX-2]='-';}elseif(a1[MAX-2]=='-'){mov(a1,temp);temp[MAX-2]=0;sub(a2,temp,c);return;}elseif(a2[MAX-2]=='-'){mov(a2,t

6、emp);temp[98]=0;sub(a1,temp,c);return;}if(l1len){for(i=len;i

7、=(a2[i]+k)%10;k=(a2[i]+k)/10;}if(k!=0){c[l2]=k;len=l2+1;}elselen=l2;}c[99]=len;return;}voidsub(inta1[MAX],inta2[MAX],int*c){inti,l1,l2;intlen,t1[MAX],t2[MAX];intk=0;l1=a1[MAX-1];l2=a2[MAX-1];if((a1[MAX-2]=='-')&&(a2[MAX-2]=='-')){mov(a1,t1);mov(a2,t2);t1[MAX-2]=0;t2[MAX-2

8、]=0;sub(t2,t1,c);return;标准文档实用文案}elseif(a2[MAX-2]=='-'){mov(a2,t2);t2[MAX-2]=0;add(a1,t2,c);retu