crypto/des/DES.pod

   1 crypt   <=      crypt(buf,salt)
   2 key     <=      set_odd_parity(key)
   3 int     <=      is_weak_key(key)
   4 keysched<=      set_key(key)
   5 key     <=      ecb_encrypt(string8,ks,enc)
   6 key     <=      ecb3_encrypt(input,ks1,ks2,enc)
   7 string  <=      cbc_encrypt(input,ks,ivec,enc)                  => ivec
   8 string  <=      cbc3_encrypt(input,ks1,ks2,ivec1,ivec2,enc)     => ivec1&ivec2
   9 ck1,ck2 <=      cbc_cksum(input,ks,ivec)                        => ivec
  10 string  <=      pcbc_encrypt(input,ks,ivec,enc)                 => ivec
  11 string  <=      ofb_encrypt(input,numbits,ks,ivec)              => ivec
  12 string  <=      cfb_encrypt(input,numbits,ks,ivec,enc)          => ivec
  13 key     <=      random_key()
  14 key     <=      string_to_key(string)
  15 key1,key2<=     string_to_2keys(string)
  16