usr/src/cmd/cmd-inet/usr.bin/pppd/mschap_test.c

   1 /*
   2  * Test MS-CHAPv1 library code.
   3  *
   4  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
   5  * Use is subject to license terms.
   6  *
   7  * Originally from the README.MSCHAP80 file written by:
   8  *      Eric Rosenquist          rosenqui@strataware.com
   9  *      (updated by Paul Mackerras)
  10  *      (updated by Al Longyear)
  11  *      (updated by Farrell Woods)
  12  */
  13
  14 #include <stdio.h>
  15
  16 #include "pppd.h"
  17 #include "chap.h"
  18 #include "chap_ms.h"
  19
  20 static void
  21 show_response(chap_state *cstate, const char *str)
  22 {
  23     int i;
  24
  25     printf("%s -- %d bytes:", str, cstate->resp_length);
  26
  27     for (i = 0; i < cstate->resp_length; i++) {
  28         if (i % 8 == 0)
  29             putchar('\n');
  30         printf("%02X ", (unsigned int)cstate->response[i]);
  31     }
  32
  33     putchar('\n');
  34 }
  35
  36 int main(argc, argv)
  37     int     argc;
  38     char    *argv[];
  39 {
  40     u_char          challenge[8];
  41     int             challengeInt[sizeof(challenge)];
  42     chap_state      cstate;
  43     int             i;
  44
  45     if (argc != 3) {
  46         fprintf(stderr, "Usage: %s <16-hexchar challenge> <password>\n",
  47         argv[0]); exit(1);
  48     }
  49
  50     sscanf(argv[1], "%2x%2x%2x%2x%2x%2x%2x%2x",
  51            challengeInt + 0, challengeInt + 1, challengeInt + 2,
  52            challengeInt + 3, challengeInt + 4, challengeInt + 5,
  53            challengeInt + 6, challengeInt + 7);
  54
  55     for (i = 0; i < sizeof(challenge); i++)
  56         challenge[i] = (u_char)challengeInt[i];
  57
  58     BZERO(&cstate, sizeof(cstate));
  59     ChapMS(&cstate, challenge, sizeof(challenge), argv[2], strlen(argv[2]));
  60 #ifdef MSLANMAN
  61     show_response(&cstate, "MS-CHAPv1 with LAN Manager");
  62 #else
  63     show_response(&cstate, "MS-CHAPv1");
  64 #endif
  65
  66     cstate.chal_len = sizeof(challenge);
  67     BCOPY(challenge, cstate.challenge, cstate.chal_len);
  68     if (!ChapMSValidate(&cstate, cstate.response, cstate.resp_length,
  69         argv[2], strlen(argv[2])))
  70         printf("Cannot validate own MS-CHAPv1 response.\n");
  71
  72 #ifdef MSLANMAN
  73     cstate.response[MS_CHAP_RESPONSE_LEN-1] = '\0';
  74     if (!ChapMSValidate(&cstate, cstate.response, cstate.resp_length,
  75         argv[2], strlen(argv[2])))
  76         printf("Cannot validate own LAN Manager response.\n");
  77 #endif
  78
  79 #ifdef CHAPMSV2
  80     cstate.resp_name = "joe user";
  81     ChapMSv2(&cstate, cstate.challenge, 16, argv[2], strlen(argv[2]));
  82     show_response(&cstate, "MS-CHAPv2");
  83     if (!ChapMSv2Validate(&cstate, cstate.resp_name, cstate.response,
  84         cstate.resp_length, argv[2], strlen(argv[2])))
  85         printf("Cannot validate own MS-CHAPv2 response.\n");
  86 #endif
  87
  88     return (0);
  89 }