Files
ncpfs/util/npasswd.c
ncpfs archive import b36a27bedb Import ncpfs 2.0.0
2026-04-28 20:39:58 +02:00

145 lines
2.6 KiB
C

/*
* npasswd.c
*
* Change a bindery object's password
*
* Copyright (C) 1996 by Volker Lendecke
*
*/
#include "ncplib.h"
#include <unistd.h>
#include <stdlib.h>
static char *progname;
static void
usage(void)
{
fprintf(stderr, "usage: %s [options]\n", progname);
}
static void
help(void)
{
printf("\n");
printf("usage: %s [options]\n", progname);
printf("\n"
"-h Print this help text\n"
"-S server Server name to be used\n"
"-U username Username sent to server\n"
"-t type Object type (decimal value)\n"
"\n");
}
int
main(int argc, char *argv[])
{
struct ncp_conn_spec *spec;
struct ncp_conn *conn;
char *server = NULL;
char *object_name = NULL;
int object_type = NCP_BINDERY_USER;
unsigned char ncp_key[8];
struct ncp_bindery_object user;
long err;
char *str;
char oldpass[200], newpass1[200], newpass2[200];
int opt;
progname = argv[0];
while ((opt = getopt(argc, argv, "hS:U:t:")) != EOF)
{
switch(opt) {
case 'S':
server = optarg;
break;
case 'U':
object_name = optarg;
break;
case 't':
object_type = atoi(optarg);
break;
case 'h':
help();
exit(1);
default:
usage();
exit(1);
}
}
spec = ncp_find_conn_spec(server, object_name, "",
1, getuid(), &err);
if (spec == NULL)
{
com_err(argv[0], err, "trying to find server");
exit(1);
}
spec->login_type = object_type;
printf("Changing password for user %s on server %s\n",
spec->user, spec->server);
str = getpass("Enter old password: ");
if (strlen(str) >= sizeof(oldpass))
{
printf("Password too long\n");
exit(1);
}
strcpy(oldpass, str);
str = getpass("Enter new password: ");
if (strlen(str) >= sizeof(newpass1))
{
printf("Password too long\n");
exit(1);
}
strcpy(newpass1, str);
str = getpass("Re-Enter new password: ");
if (strlen(str) >= sizeof(newpass2))
{
printf("Password too long\n");
exit(1);
}
strcpy(newpass2, str);
str_upper(oldpass);
str_upper(newpass1);
str_upper(newpass2);
if (strcmp(newpass1, newpass2) != 0)
{
printf("You mistype the new password, try again\n");
exit(1);
}
strcpy(spec->password, oldpass);
if ((conn = ncp_open(spec, &err)) == NULL)
{
com_err(argv[0], err, "when trying to open connection");
exit(1);
}
if ( ((err = ncp_get_encryption_key(conn, ncp_key)) != 0)
|| ((err = ncp_get_bindery_object_id(conn, 1, spec->user,
&user)) != 0)
|| ((err = ncp_change_login_passwd(conn, &user, ncp_key,
oldpass, newpass1)) != 0))
{
com_err(argv[0], err, "trying to change password");
}
ncp_close(conn);
return 0;
}