src/lib/crypto/md5/md5glue.c

   1 #include "k5-int.h"
   2 #include "rsa-md5.h"
   3
   4 krb5_error_code INTERFACE
   5 md5_sum_func NPROTOTYPE((krb5_pointer in, size_t in_length,
   6     krb5_pointer seed, size_t seed_length, krb5_checksum *outcksum));
   7
   8 krb5_error_code INTERFACE
   9 md5_sum_func(in, in_length, seed, seed_length, outcksum)
  10 krb5_pointer in;
  11 size_t in_length;
  12 krb5_pointer seed;
  13 size_t seed_length;
  14 krb5_checksum FAR *outcksum;
  15 {
  16     krb5_octet *input = (krb5_octet *)in;
  17     MD5_CTX working;
  18
  19     MD5Init(&working);
  20     MD5Update(&working, input, in_length);
  21     MD5Final(&working);
  22
  23     outcksum->checksum_type = CKSUMTYPE_RSA_MD5;
  24     outcksum->length = RSA_MD5_CKSUM_LENGTH;
  25
  26     memcpy((char *)outcksum->contents, (char *)&working.digest[0], 16);
  27
  28     memset((char *)&working, 0, sizeof(working));
  29     return 0;
  30 }
  31
  32 krb5_checksum_entry rsa_md5_cksumtable_entry = {
  33     0,
  34     md5_sum_func,
  35     RSA_MD5_CKSUM_LENGTH,
  36     1,                                  /* is collision proof */
  37     0,                                  /* doesn't use key */
  38 };