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Viewing changes to plugins.d/askpass-fifo.c

  • Committer: Teddy Hogeborn
  • Date: 2009-09-05 01:46:42 UTC
  • Revision ID: teddy@fukt.bsnet.se-20090905014642-36108sqop1ci0z0m
* plugins.d/mandos-client.c (start_mandos_communication): Check
                                                         "quit_now"
                                                         throughout.
                                                         Always close
                                                         socket and
                                                         deinit GnuTLS
                                                         properly.
  (browse_callback): Return immediately if "quit_now" is set.

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plugins.d/askpass-fifo.c
 
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/*  -*- coding: utf-8 -*- */
 
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/*
 
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 * Askpass-FIFO - Read a password from a FIFO and output it
 
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 * 
 
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 * Copyright © 2008,2009 Teddy Hogeborn
 
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 * Copyright © 2008,2009 Björn Påhlsson
 
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 * 
 
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 * This program is free software: you can redistribute it and/or
 
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 * modify it under the terms of the GNU General Public License as
 
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 * published by the Free Software Foundation, either version 3 of the
 
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 * License, or (at your option) any later version.
 
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 * 
 
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 * This program is distributed in the hope that it will be useful, but
 
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 * WITHOUT ANY WARRANTY; without even the implied warranty of
 
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 
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 * General Public License for more details.
 
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 * 
 
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 * You should have received a copy of the GNU General Public License
 
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 * along with this program.  If not, see
 
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 * <http://www.gnu.org/licenses/>.
 
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 * 
 
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 * Contact the authors at <https://www.fukt.bsnet.se/~belorn/> and
 
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 * <https://www.fukt.bsnet.se/~teddy/>.
 
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 */
 
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#define _GNU_SOURCE             /* TEMP_FAILURE_RETRY() */
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#include <sys/types.h>          /* ssize_t */
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#include <sys/stat.h>           /* mkfifo(), S_IRUSR, S_IWUSR */
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#include <iso646.h>             /* and */
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#include <errno.h>              /* errno, EEXIST */
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#include <stdio.h>              /* perror() */
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#include <stdlib.h>             /* EXIT_FAILURE, NULL, size_t, free(), 
 
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#include <stdlib.h>             /* EXIT_FAILURE, NULL, size_t, free(),
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                                   realloc(), EXIT_SUCCESS */
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#include <fcntl.h>              /* open(), O_RDONLY */
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#include <unistd.h>             /* read(), close(), write(),
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  /* Create FIFO */
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  const char passfifo[] = "/lib/cryptsetup/passfifo";
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  ret = TEMP_FAILURE_RETRY(mkfifo(passfifo, S_IRUSR | S_IWUSR));
 
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  ret = (int)TEMP_FAILURE_RETRY(mkfifo(passfifo, S_IRUSR | S_IWUSR));
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  if(ret == -1 and errno != EEXIST){
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    perror("mkfifo");
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    return EXIT_FAILURE;
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  }
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  /* Open FIFO */
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  int fifo_fd = TEMP_FAILURE_RETRY(open(passfifo, O_RDONLY));
 
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  int fifo_fd = (int)TEMP_FAILURE_RETRY(open(passfifo, O_RDONLY));
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  if(fifo_fd == -1){
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    perror("open");
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    return EXIT_FAILURE;