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1 /* ========================================================================
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2 * Copyright 1988-2006 University of Washington
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3 *
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4 * Licensed under the Apache License, Version 2.0 (the "License");
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5 * you may not use this file except in compliance with the License.
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6 * You may obtain a copy of the License at
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7 *
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8 * http://www.apache.org/licenses/LICENSE-2.0
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9 *
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10 *
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11 * ========================================================================
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12 */
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13
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14 /*
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15 * Program: AIX 4.1 check password
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16 *
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17 * Author: Mark Crispin
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18 * Networks and Distributed Computing
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19 * Computing & Communications
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20 * University of Washington
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21 * Administration Building, AG-44
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22 * Seattle, WA 98195
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23 * Internet: MRC@CAC.Washington.EDU
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24 *
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25 * Date: 1 August 1988
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26 * Last Edited: 30 August 2006
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27 */
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28
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29 #include <login.h>
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30
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31 /* Check password
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32 * Accepts: login passwd struct
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33 * password string
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34 * argument count
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35 * argument vector
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36 * Returns: passwd struct if password validated, NIL otherwise
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37 */
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38
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39 struct passwd *checkpw (struct passwd *pw,char *pass,int argc,char *argv[])
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40 {
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41 int reenter = 0;
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42 char *msg = NIL;
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43 char *user = cpystr (pw->pw_name);
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44 /* validate password */
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45 struct passwd *ret = (pw && !loginrestrictions (user,S_RLOGIN,NIL,&msg) &&
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46 !authenticate (user,pass,&reenter,&msg)) ?
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47 getpwnam (user) : NIL;
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48 /* clean up any message returned */
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49 if (msg) fs_give ((void **) &msg);
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50 if (user) fs_give ((void **) &user);
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51 return ret;
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52 }
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