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/*
* Copyright (c) 1997 Stanford University
*
* The use of this software for revenue-generating purposes may require a
* license from the owners of the underlying intellectual property.
* Specifically, the SRP-1 protocol may not be used for revenue-generating
* purposes without license.
*
* Within that constraint, permission to use, copy, modify, and distribute
* this software and its documentation for any purpose is hereby granted
* without fee, provided that the above copyright notices and this permission
* notice appear in all copies of the software and related documentation.
*
* THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
* EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
* WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
*
* IN NO EVENT SHALL STANFORD BE LIABLE FOR ANY SPECIAL, INCIDENTAL,
* INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, OR ANY DAMAGES WHATSOEVER
* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER OR NOT ADVISED OF
* THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF LIABILITY, ARISING OUT
* OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <stdio.h>
#include "t_defines.h"
#include "t_pwd.h"
#include "t_client.h"
main()
{
struct t_client * tc;
struct t_num n;
struct t_num g;
struct t_num s;
struct t_num B;
char username[MAXUSERLEN];
char hexbuf[MAXHEXPARAMLEN];
char buf1[MAXPARAMLEN], buf2[MAXPARAMLEN], buf3[MAXSALTLEN];
struct t_num * A;
unsigned char * skey;
char pass[128];
printf("Enter username: ");
gets(username);
printf("Enter n (from server): ");
gets(hexbuf);
n.data = buf1;
n.len = t_fromb64(n.data, hexbuf);
printf("Enter g (from server): ");
gets(hexbuf);
g.data = buf2;
g.len = t_fromb64(g.data, hexbuf);
printf("Enter salt (from server): ");
gets(hexbuf);
s.data = buf3;
s.len = t_fromb64(s.data, hexbuf);
tc = t_clientopen(username, &n, &g, &s);
A = t_clientgenexp(tc);
printf("A (to server): %s\n", t_tob64(hexbuf, A->data, A->len));
t_getpass(pass, 128, "Enter password:");
t_clientpasswd(tc, pass);
printf("Enter B (from server): ");
gets(hexbuf);
B.data = buf1;
B.len = t_fromb64(B.data, hexbuf);
skey = t_clientgetkey(tc, &B);
printf("Session key: %s\n", t_tohex(hexbuf, skey, 40));
printf("Response (to server): %s\n",
t_tohex(hexbuf, t_clientresponse(tc), RESPONSE_LEN));
t_clientclose(tc);
return 0;
}
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