/* MODULE: auth_dce */
/* COPYRIGHT
* Copyright (c) 1997-2000 Messaging Direct Ltd.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY MESSAGING DIRECT LTD. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MESSAGING DIRECT LTD. OR
* ITS EMPLOYEES OR AGENTS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
* USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
* END COPYRIGHT */
/* SYNOPSIS
* Authenticate against DCE.
* END SYNOPSIS */
#ifdef __GNUC__
#ident "$Id: auth_dce.c,v 1.3 2001/12/04 02:06:54 rjs3 Exp $"
#endif
/* PUBLIC DEPENDENCIES */
#include <stdlib.h>
#include <string.h>
#include "mechanisms.h"
#include "auth_dce.h"
/* END PUBLIC DEPENDENCIES */
# define RETURN(x) {return strdup(x);}
/* FUNCTION: auth_dce */
#ifdef AUTH_DCE
char * /* R: allocated response string */
auth_dce(
/* PARAMETERS */
const char *login, /* I: plaintext authenticator */
const char *password, /* I: plaintext password */
const char *service __attribute__((unused)),
const char *realm __attribute__((unused))
/* END PARAMETERS */
)
{
int reenter = 0; /* internal to authenticate() */
int rc; /* return code holder */
char *msg; /* response from authenticate() */
static char *reply; /* our reply string */
int authenticate(char *, char *, int *, char **); /* DCE authenticator */
rc = authenticate(login, password, &reenter, &msg);
if (rc != 0) {
/*
* Failed. authenticate() has allocated storage for msg. We have
* to copy the message text into a static buffer and free the
* space allocated inside of authenticate().
*/
if (reply != 0) {
free(reply);
reply = 0;
}
if (msg == 0)
RETURN("NO");
reply = malloc(strlen(msg) + sizeof("NO "));
if (reply == 0) {
if (msg != 0)
free(msg);
RETURN("NO (auth_dce malloc failure)");
}
strcpy(reply, "NO ");
strcat(reply, msg);
free(msg);
RETURN(reply);
} else {
if (msg != 0)
free(msg);
RETURN("OK");
}
}
#else /* !AUTH_DCE */
char *
auth_dce(
const char *login __attribute__((unused)),
const char *password __attribute__((unused)),
const char *service __attribute__((unused)),
const char *realm __attribute__((unused))
)
{
return NULL;
}
#endif /* !AUTH_DCE */
/* END FUNCTION: auth_dce */
/* END MODULE: auth_dce */