ckp_1st.c

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/* ========================================================================
 * Copyright 1988-2006 University of Washington
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * 
 * ========================================================================
 */

/*
 * Program:	Dual check password part 1
 *
 * Author:	Mark Crispin
 *		Networks and Distributed Computing
 *		Computing & Communications
 *		University of Washington
 *		Administration Building, AG-44
 *		Seattle, WA  98195
 *		Internet: [e-mail]
 *
 * Date:	1 August 1988
 * Last Edited:	30 August 2006
 */

struct passwd *checkpw_alt(struct passwd *pw,char *pass,int argc,char *argv[]);
struct passwd *checkpw_std(struct passwd *pw,char *pass,int argc,char *argv[]);

/* Check password
 * Accepts: login passwd struct
 *	    password string
 *	    argument count
 *	    argument vector
 * Returns: passwd struct if password validated, NIL otherwise
 */

struct passwd *checkpw (struct passwd *pw,char *pass,int argc,char *argv[])
{
  struct passwd *ret;
				/* in case first checker smashes it */
  char *user = cpystr (pw->pw_name);
  if (!(ret = checkpw_alt (pw,pass,argc,argv)))
    ret = checkpw_std (getpwnam (user),pass,argc,argv);
  fs_give ((void **) &user);
  return ret;
}

/* Redefine alt checker's routine name */

#define checkpw checkpw_alt