imap/src/osdep/unix/ckp_os4.c

   1 /* ========================================================================
   2  * Copyright 1988-2006 University of Washington
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  *
  11  * ========================================================================
  12  */
  13
  14 /*
  15  * Program:     OSF/1 (Digital UNIX) 4 check password
  16  *
  17  * Author:      Mark Crispin
  18  *              Networks and Distributed Computing
  19  *              Computing & Communications
  20  *              University of Washington
  21  *              Administration Building, AG-44
  22  *              Seattle, WA  98195
  23  *              Internet: MRC@CAC.Washington.EDU
  24  *
  25  * Date:        1 August 1988
  26  * Last Edited: 30 August 2006
  27  */
  28 \f
  29 /* Dummy collection routine
  30  * Accepts: how long to wait for user
  31  *          how to run parameter collection
  32  *          title
  33  *          number of prompts
  34  *          prompts
  35  * Returns: collection status
  36  *
  37  * Because Spider Boardman, who wrote SIA, says that it's needed for buggy SIA
  38  * mechanisms, that's why.
  39  */
  40
  41 static int checkpw_collect (int timeout,int rendition,uchar_t *title,
  42                             int nprompts,prompt_t *prompts)
  43 {
  44   switch (rendition) {
  45   case SIAONELINER: case SIAINFO: case SIAWARNING: return SIACOLSUCCESS;
  46   }
  47   return SIACOLABORT;           /* another else is bogus */
  48 }
  49
  50
  51 /* Check password
  52  * Accepts: login passwd struct
  53  *          password string
  54  *          argument count
  55  *          argument vector
  56  * Returns: passwd struct if password validated, NIL otherwise
  57  */
  58
  59 struct passwd *checkpw (struct passwd *pw,char *pass,int argc,char *argv[])
  60 {
  61   int i;
  62   char *s;
  63   char *name = cpystr (pw->pw_name);
  64   char *host = cpystr (tcp_clienthost ());
  65   struct passwd *ret = NIL;
  66                                 /* tie off address */
  67   if (s = strchr (host,' ')) *s = '\0';
  68   if (*host == '[') {           /* convert [a.b.c.d] to a.b.c.d */
  69     memmove (host,host+1,i = strlen (host + 2));
  70     host[i] = '\0';
  71   }
  72                                 /* validate password */
  73   if (sia_validate_user (checkpw_collect,argc,argv,host,name,NIL,NIL,NIL,pass)
  74       == SIASUCCESS) ret = getpwnam (name);
  75   fs_give ((void **) &name);
  76   fs_give ((void **) &host);
  77   return ret;
  78 }