print.c

来自「压缩包中包含LINUX下多个命令的源码」· C语言 代码 · 共 80 行

/* Copyright (C) 1998,2001 Free Software Foundation, Inc.

   This file is part of GNU Inetutils.

   GNU Inetutils is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2, or (at your option)
   any later version.

   GNU Inetutils is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with GNU Inetutils; see the file COPYING.  If not, write to
   the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA. */

#include <intalkd.h>

#define D(c) #c
#define NITEMS(a) (sizeof (a) / sizeof ((a)[0]))

static const char *message_types[] =
{
  D(LEAVE_INVITE),
  D(LOOK_UP),
  D(DELETE),
  D(ANNOUNCE)
};

static const char *answers[] =
{
  D(SUCCESS),
  D(NOT_HERE),
  D(FAILED),
  D(MACHINE_UNKNOWN),
  D(PERMISSION_DENIED),
  D(UNKNOWN_REQUEST),
  D(BADVERSION),
  D(BADADDR),
  D(BADCTLADDR)
};


static const char *
_xlat_num (int num, const char *array[], int size)
{
  static char buf[64];

  if (num >= size)
    {
      snprintf (buf, sizeof buf, "%d", num);
      return buf;
    }
  else
    return array[num];
}

int
print_request (const char *cp, CTL_MSG *mp)
{
  syslog (LOG_DEBUG, "%s: %s: id %d, l_user %s, r_user %s, r_tty %s",
	  cp, _xlat_num (mp->type, message_types, NITEMS (message_types)),
	  mp->id_num, mp->l_name, mp->r_name, mp->r_tty);
  return 0;
}

int
print_response (const char *cp, CTL_RESPONSE *rp)
{
  syslog (LOG_DEBUG, "%s: %s: %s, id %d",
	  cp,
	  _xlat_num (rp->type, message_types, NITEMS (message_types)),
	  _xlat_num (rp->answer, answers, NITEMS (answers)),
	  ntohl (rp->id_num));
  return 0;
}