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f0ae40b0c9
* common/util.h: Remove replacement macros for libgpg-error<1.21. * common/types.h: Ditto. * common/mischelp.h: Ditto. * common/t-mapstrings.c: Include t-support.h before stringhelp.h * common/t-stringhelp.c: Ditto. * common/t-support.h: Always include gpg-error.h. * kbx/keybox-search.c: Do not include stringhelp.h so that keybox-defs comes first. -- This patch enhances commit d6e0149 from Dec 10. Signed-off-by: Werner Koch <wk@gnupg.org>
99 lines
3.2 KiB
C
99 lines
3.2 KiB
C
/* mischelp.h - Miscellaneous helper macros and functions
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* Copyright (C) 1999, 2000, 2001, 2002, 2003,
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* 2006, 2007, 2009 Free Software Foundation, Inc.
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*
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* This file is part of GnuPG.
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*
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* GnuPG is free software; you can redistribute it and/or modify it
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* under the terms of either
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*
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* - the GNU Lesser General Public License as published by the Free
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* Software Foundation; either version 3 of the License, or (at
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* your option) any later version.
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*
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* or
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*
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* - the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* or both in parallel, as here.
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*
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* GnuPG 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 copies of the GNU General Public License
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* and the GNU Lesser General Public License along with this program;
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* if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef GNUPG_COMMON_MISCHELP_H
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#define GNUPG_COMMON_MISCHELP_H
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/* Check whether the files NAME1 and NAME2 are identical. This is for
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example achieved by comparing the inode numbers of the files. */
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int same_file_p (const char *name1, const char *name2);
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#ifndef HAVE_TIMEGM
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#include <time.h>
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time_t timegm (struct tm *tm);
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#endif /*!HAVE_TIMEGM*/
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#define DIM(v) (sizeof(v)/sizeof((v)[0]))
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#define DIMof(type,member) DIM(((type *)0)->member)
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/* To avoid that a compiler optimizes certain memset calls away, these
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macros may be used instead. */
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#define wipememory2(_ptr,_set,_len) do { \
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volatile char *_vptr=(volatile char *)(_ptr); \
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size_t _vlen=(_len); \
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while(_vlen) { *_vptr=(_set); _vptr++; _vlen--; } \
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} while(0)
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#define wipememory(_ptr,_len) wipememory2(_ptr,0,_len)
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/* Include hacks which are mainly required for Slowaris. */
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#ifdef GNUPG_COMMON_NEED_AFLOCAL
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#ifndef HAVE_W32_SYSTEM
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# include <sys/socket.h>
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# include <sys/un.h>
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#else
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# ifdef HAVE_WINSOCK2_H
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# include <winsock2.h>
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# endif
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# include <windows.h>
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#endif
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#ifndef PF_LOCAL
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# ifdef PF_UNIX
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# define PF_LOCAL PF_UNIX
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# else
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# define PF_LOCAL AF_UNIX
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# endif
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#endif /*PF_LOCAL*/
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#ifndef AF_LOCAL
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# define AF_LOCAL AF_UNIX
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#endif /*AF_UNIX*/
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/* We used to avoid this macro in GnuPG and inlined the AF_LOCAL name
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length computation directly with the little twist of adding 1 extra
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byte. It seems that this was needed once on an old HP/UX box and
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there are also rumours that 4.3 Reno and DEC systems need it. This
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one-off buglet did not harm any current system until it came to Mac
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OS X where the kernel (as of May 2009) exhibited a strange bug: The
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systems basically froze in the connect call if the passed name
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contained an invalid directory part. Ignore the old Unices. */
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#ifndef SUN_LEN
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# define SUN_LEN(ptr) ((size_t) (((struct sockaddr_un *) 0)->sun_path) \
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+ strlen ((ptr)->sun_path))
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#endif /*SUN_LEN*/
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#endif /*GNUPG_COMMON_NEED_AFLOCAL*/
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#endif /*GNUPG_COMMON_MISCHELP_H*/
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