int
main(int argc, char *argv[])
{
char *plaintext = NULL;
int c;
char *saltpara = NULL;
char *salt;
int flag = 0;
int length = 0; /* Not Set */
int rounds = 0; /* Not set, since extended DES needs 25 and blowfish needs
** 4 by default, a side effect of this being the encryption
** type parameter must be specified before the rounds
** parameter.
*/
while((c = getopt(argc, argv, "xymdber:h?l:s:p:")) != -1)
{
switch (c)
{
case 'm':
flag |= FLAG_MD5;
break;
case 'd':
flag |= FLAG_DES;
break;
case 'b':
flag |= FLAG_BLOWFISH;
rounds = 4;
break;
case 'e':
flag |= FLAG_EXT;
rounds = 25;
break;
case 'l':
flag |= FLAG_LENGTH;
length = atoi(optarg);
break;
case 'r':
flag |= FLAG_ROUNDS;
rounds = atoi(optarg);
break;
case 's':
flag |= FLAG_SALT;
saltpara = optarg;
break;
case 'p':
flag |= FLAG_PASS;
plaintext = optarg;
break;
case 'x':
flag |= FLAG_SHA256;
break;
case 'y':
flag |= FLAG_SHA512;
break;
case 'h':
full_usage();
/* NOT REACHED */
break;
case '?':
brief_usage();
/* NOT REACHED */
break;
default:
printf("Invalid Option: -%c\n", c);
break;
}
}
if(flag & FLAG_MD5)
{
if(length == 0)
length = 8;
if(flag & FLAG_SALT)
salt = make_md5_salt_para(saltpara);
else
salt = make_md5_salt(length);
}
else if(flag & FLAG_BLOWFISH)
{
if(length == 0)
length = 22;
if(flag & FLAG_SALT)
salt = make_bf_salt_para(rounds, saltpara);
else
salt = make_bf_salt(rounds, length);
}
else if(flag & FLAG_SHA256)
{
if(length == 0)
length = 16;
if(flag & FLAG_SALT)
salt = make_sha256_salt_para(saltpara);
else
salt = make_sha256_salt(length);
}
else if(flag & FLAG_SHA512)
{
if(length == 0)
length = 16;
if(flag & FLAG_SALT)
salt = make_sha512_salt_para(saltpara);
else
salt = make_sha512_salt(length);
}
else if(flag & FLAG_EXT)
{
/* XXX - rounds needs to be done */
if(flag & FLAG_SALT)
{
if((strlen(saltpara) == 4))
{
salt = make_ext_salt_para(rounds, saltpara);
}
else
{
printf("Invalid salt, please enter 4 alphanumeric characters\n");
exit(1);
}
}
else
{
salt = make_ext_salt(rounds);
}
}
else
{
if(flag & FLAG_SALT)
{
if((strlen(saltpara) == 2))
{
salt = saltpara;
}
else
{
printf("Invalid salt, please enter 2 alphanumeric characters\n");
exit(1);
}
}
else
{
salt = make_des_salt();
}
}
if(flag & FLAG_PASS)
{
if(!plaintext)
printf("Please enter a valid password\n");
}
else
{
plaintext = getpass("plaintext: ");
}
printf("%s\n", rb_crypt(plaintext, salt));
return 0;
}
int main(int argc, char *argv[])
{
char *plaintext = NULL;
extern char *optarg;
extern int optind;
int c;
char *saltpara = NULL;
char *salt;
int flag = 0;
int length = 8;
srandom(time(NULL));
while( (c=getopt(argc, argv, "mdh?l:s:p:")) != -1)
{
switch(c)
{
case 'm':
flag |= FLAG_MD5;
break;
case 'd':
flag |= FLAG_DES;
break;
case 'l':
flag |= FLAG_LENGTH;
length = atoi(optarg);
break;
case 's':
flag |= FLAG_SALT;
saltpara = optarg;
break;
case 'p':
flag |= FLAG_PASS;
plaintext = optarg;
break;
case 'h':
case '?':
usage();
break;
default:
printf("Invalid Option: -%c\n", c);
break;
}
}
if (flag & FLAG_MD5)
{
if (flag & FLAG_SALT)
salt = make_md5_salt_para(saltpara);
else
salt = make_md5_salt(length);
}
else
{
if (flag & FLAG_SALT)
{
if ((strlen(saltpara) == 2))
{
salt = saltpara;
}
else
{
printf("Invalid salt, please enter 2 alphanumeric characters\n");
exit(1);
}
}
else
{
salt = make_des_salt();
}
}
if (flag & FLAG_PASS)
{
if (!plaintext)
printf("Please enter a valid password\n");
}
else
{
plaintext = getpass("plaintext: ");
}
printf("%s\n", crypt(plaintext, salt));
return 0;
}
