#pragma comment(lib,"libeay32.lib")
#pragma comment(lib,"ssleay32.lib")
char mainkey[17]="0123456789abcdef";
char *c1="CN";
char *pr1="hunan";
char *ct1="xiangtan";
char *or1="hnust";
char *dp1="computer";
char *co1="Ling";
char *c;
char *pr;
char *ct;
char *or;
char *dp;
char *co;
X509_REQ *req=X509_REQ_new(); ?
X509_NAME *subj=X509_NAME_new(); ?
EVP_PKEY *m_pClientKey=EVP_PKEY_new();
EVP_PKEY *m_pCAKey;
X509 *m_pCACert;
X509 *ptemp=NULL;
X509 *m_pClientCert=X509_new();
BIO *pbio;
FILE *fp;
char *Save="E:\\畢業設計\\openssl_help\\CCert.der";
char *KeyName="E:\\畢業設計\\openssl_help\\RootKey.pem";
char *CerName="E:\\畢業設計\\openssl_help\\RootCert.crt";
char *KeyPwd1="481511220";
char *KeyPwd2="srvca";
char *KeyPwd3="1tian=1day";
char *crp="e:\\畢業設計\\openssl_help\\RootCert.pem";
char *ck="e:\\畢業設計\\openssl_help\\RootKey.pem";
char *country="cn";
--------------------------------------加解密----------------------------------------------
void md5(unsigned char *str,unsigned char *md)
{

? EVP_Digest(str, strlen((char *)str), md, NULL, EVP_md5(), NULL);
}
void des_cpy(char *des,char *src)
{
int i;
for(i=0;i<8;i++)
{
des[i]=src[i];
}
}
void des_ini(DES_cblock cb)
{
int i;
for(i=0;i<8;i++)
cb[i]=0x00;
}
void des_e(unsigned char *key,char *input,char **output)
{
char *output1;
char *output2;
int i;
int l=strlen(input);
int m=l/8;
int n=l%8;
DES_cblock des_key;
DES_string_to_key((char *)key, &des_key);
DES_key_schedule schedule;
? DES_set_key_checked(&des_key, &schedule);
DES_cblock des_input;
DES_cblock des_output;
if(n==0)?
{
output1=(char *)malloc(m*8+1);
output2=(char *)malloc((m*8)*2+1);
output1[m*8]='\0';
output2[m*8*2]='\0';
for(i=0;i<m;i++)
{
des_cpy((char *)des_input,input+i*8);
DES_ecb_encrypt(&des_input, &des_output, &schedule, DES_ENCRYPT);
des_cpy(output1+i*8,(char *)des_output);
}
for(i=0;i<m*8;i++)
{
output2[i*2]=(((output1[i]>>4)&0x0f)|0x40)+1;
output2[i*2+1]=((output1[i]&0x0f)|0x40)+1;
}
}
else?
{
output1=(char *)malloc((m+1)*8+1);
output2=(char *)malloc(((m+1)*8)*2+1);
output1[(m+1)*8]='\0';
output2[(m+1)*8*2]='\0';
for(i=0;i<m;i++)
{
des_cpy((char *)des_input,input+i*8);
DES_ecb_encrypt(&des_input, &des_output, &schedule, DES_ENCRYPT);
des_cpy(output1+i*8,(char *)des_output);
}
des_ini(des_input);
for(i=0;i<n;i++)
{
des_input[i]=input[m*8+i];
}
DES_ecb_encrypt(&des_input, &des_output, &schedule, DES_ENCRYPT);
des_cpy(output1+m*8,(char *)des_output);
for(i=0;i<(m+1)*8;i++)
{
output2[i*2]=(((output1[i]>>4)&0x0f)|0x40)+1;
output2[i*2+1]=((output1[i]&0x0f)|0x40)+1;
}
}
*output=output2;
}
void des_d(unsigned char *key,char *input,char **output)
{
char *output1;
char *input1;
int l=strlen(input)/2;
input1=(char *)malloc(l+1);
int i;
input1[l]='\0';
int m=l/8;
int n=l%8;
for(i=0;i<l;i++)
{
? input[2*i]--;
? input[2*i+1]--;
input1[i]=((input[2*i]<<4)&0xf0)|(input[2*i+1]&0x0f);
}
DES_cblock des_key;
DES_string_to_key((char *)key, &des_key);
DES_key_schedule schedule;
? DES_set_key_checked(&des_key, &schedule);
DES_cblock des_input;
DES_cblock des_output;
output1=(char *)malloc(l+1);
output1[l]='\0';
for(i=0;i<m;i++)
{
des_cpy((char *)des_input,input1+i*8);
DES_ecb_encrypt(&des_input, &des_output, &schedule, DES_DECRYPT);
des_cpy(output1+i*8,(char *)des_output);
}
*output=output1;
}
void ent()
{
? char key[6][17];
? unsigned char md[6][16];
? int i;
? for(i=0;i<6;i++)
? {
strcpy(key[i],mainkey);
? }
? strcat(key[0],REQ_COUNTRY_NAME);
? strcat(key[1],REQ_STATA_OR_PROVINCE_NAME);
? strcat(key[2],REQ_LOCALITE_NAME);
? strcat(key[3],REQ_ORG_NAME);
? strcat(key[4],REQ_DEPT_NAME);
? strcat(key[5],REQ_COMMON_NAME);
? for(i=0;i<6;i++)
? {
md5((unsigned char *)key[i],md[i]);
md[i][8]='\0';
? }
? des_e((unsigned char *)key[0],c1,&c);
? des_e((unsigned char *)key[1],pr1,&pr);
? des_e((unsigned char *)key[2],ct1,&ct);
? des_e((unsigned char *)key[3],or1,&or);
? des_e((unsigned char *)key[4],dp1,&dp);
? des_e((unsigned char *)key[5],co1,&co);
}
------------------------------------------加解密部分完------------------------------------------------