4.3BSD - /usr/src/new/xns/examples/authchtest/creds.c

   1: #include "BasicAuthentication_support.c"
   2: #include <ctype.h>
   3: 
   4: static Cardinal
   5: hashpass(hpw)
   6:     char *hpw;
   7: {
   8:     unsigned long hash;
   9:     register char c;
  10: 
  11:     hash = 0;
  12:     while ((c = *hpw++) != '\0') {
  13:         hash = (hash<<16) + (isupper(c) ? tolower(c) : c);
  14:         hash %= 65357;
  15:     }
  16:     return((Cardinal) hash);
  17: }
  18: 
  19: 
  20: /*
  21:  * Given an XNS name and password, return the appropriate
  22:  * credentials and verifier associated with that name.
  23:  * Per Authentication Protocol, XSIS ....
  24:  */
  25: MakeSimpleCredentialsAndVerifier(name, pwd, credentials, verifier)
  26:     Clearinghouse_Name *name;   /* the XNS user, in 3 fields */
  27:     char *pwd;          /* password, a UNIX string */
  28:     Credentials *credentials;
  29:     Verifier *verifier;
  30: {
  31:     Cardinal length;
  32:     Unspecified *data, *buf, *seq;
  33: 
  34:     credentials->type = simple;
  35:     length = sizeof_Clearinghouse_Name(name);
  36:     data = Allocate(length);
  37:     (void) externalize_Clearinghouse_Name(name,data);
  38:     seq = credentials->value.sequence = Allocate(length);
  39:     credentials->value.length = length;
  40:     buf = data;
  41:     for ( ; length > 0; length--, seq++)
  42:         buf += internalize_Unspecified(seq, buf);
  43:     free(data);
  44: 
  45:     verifier->length = 1;
  46:     verifier->sequence = Allocate(sizeof_Unspecified(0));
  47:     verifier->sequence[0] = (Unspecified) hashpass(pwd);
  48: }

Defined functions