common/sysutils.h

   1 /* sysutils.h - System utility functions for Gnupg
   2  *      Copyright (C) 2002 Free Software Foundation, Inc.
   3  *
   4  * This file is part of GnuPG.
   5  *
   6  * GnuPG is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * GnuPG is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #ifndef GNUPG_COMMON_SYSUTILS_H
  21 #define GNUPG_COMMON_SYSUTILS_H
  22
  23 /* Because we use system handles and not libc low level file
  24    descriptors on W32, we need to declare them as HANDLE (which
  25    actually is a plain pointer).  This is required to eventually
  26    support 64 bits Windows systems.  */
  27 #ifdef HAVE_W32_SYSTEM
  28 typedef void *gnupg_fd_t;
  29 #define GNUPG_INVALID_FD ((void*)(-1))
  30 #define INT2FD(s) ((void *)(s))
  31 #define FD2INT(h) ((unsigned int)(h))
  32 #else
  33 typedef int gnupg_fd_t;
  34 #define GNUPG_INVALID_FD (-1)
  35 #define INT2FD(s) (s)
  36 #define FD2INT(h) (h)
  37 #endif
  38
  39
  40 void trap_unaligned (void);
  41 int  disable_core_dumps (void);
  42 int  enable_core_dumps (void);
  43 const unsigned char *get_session_marker (size_t *rlen);
  44 /*int check_permissions (const char *path,int extension,int checkonly);*/
  45 void gnupg_sleep (unsigned int seconds);
  46 int translate_sys2libc_fd (gnupg_fd_t fd, int for_write);
  47 int translate_sys2libc_fd_int (int fd, int for_write);
  48 FILE *gnupg_tmpfile (void);
  49 void gnupg_reopen_std (const char *pgmname);
  50
  51
  52 #ifdef HAVE_W32_SYSTEM
  53
  54 #include "../jnlib/w32help.h"
  55
  56 #endif /*HAVE_W32_SYSTEM*/
  57
  58
  59
  60
  61 #endif /*GNUPG_COMMON_SYSUTILS_H*/