int CRSA::RSA_md5_sign( const string &strInPublicKeyN , const string &strInPublicKeyE , const string &strInPrivateKeyD ,
const string &strInPlaintext , string &strSigntext )
{
string strMd5;
unsigned char szMd5[16] = { 0 };
MD5( (const unsigned char *)strInPlaintext.c_str() , ( unsigned long )strInPlaintext.size() , szMd5 );
strMd5.append( (char *)szMd5 , 16 );
return RSAPrivateEncrypt( strInPublicKeyN , strInPublicKeyE , strInPrivateKeyD , strMd5 , strSigntext );
}
static int rsaref_private_encrypt(int len, const unsigned char *from, unsigned char *to,
RSA *rsa, int padding)
{
int i,outlen= -1;
R_RSA_PRIVATE_KEY RSAkey;
if (padding != RSA_PKCS1_PADDING)
{
RSAREFerr(RSAREF_F_RSAREF_PRIVATE_ENCRYPT, RSA_R_UNKNOWN_PADDING_TYPE);
goto err;
}
if (!RSAref_Private_eay2ref(rsa,&RSAkey))
goto err;
if ((i=RSAPrivateEncrypt(to,(unsigned int *)&outlen,(unsigned char *)from,len,&RSAkey)) != 0)
{
RSAREFerr(RSAREF_F_RSAREF_PRIVATE_ENCRYPT,i);
outlen= -1;
}
err:
memset(&RSAkey,0,sizeof(RSAkey));
return(outlen);
}
NEINT32 ne_RSAPrivateEncrypt(NEINT8 *outbuf, NEINT32 *outlen, NEINT8 *inbuf, NEINT32 inlen,RSA_HANDLE h_rsa)
{
return RSAPrivateEncrypt(outbuf, outlen, inbuf, inlen, &h_rsa->privateKey) ;
}
