diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 16:14:06 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 16:14:06 +0000 |
commit | eee068778cb28ecf3c14e1bf843a95547d72c42d (patch) | |
tree | 0e07b30ddc5ea579d682d5dbe57998200d1c9ab7 /common/mischelp.h | |
parent | Initial commit. (diff) | |
download | gnupg2-eee068778cb28ecf3c14e1bf843a95547d72c42d.tar.xz gnupg2-eee068778cb28ecf3c14e1bf843a95547d72c42d.zip |
Adding upstream version 2.2.40.upstream/2.2.40upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | common/mischelp.h | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/common/mischelp.h b/common/mischelp.h new file mode 100644 index 0000000..bdee5a4 --- /dev/null +++ b/common/mischelp.h @@ -0,0 +1,92 @@ +/* mischelp.h - Miscellaneous helper macros and functions + * Copyright (C) 1999, 2000, 2001, 2002, 2003, + * 2006, 2007, 2009 Free Software Foundation, Inc. + * + * This file is part of GnuPG. + * + * GnuPG is free software; you can redistribute and/or modify this + * part of GnuPG under the terms of either + * + * - the GNU Lesser General Public License as published by the Free + * Software Foundation; either version 3 of the License, or (at + * your option) any later version. + * + * or + * + * - the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at + * your option) any later version. + * + * or both in parallel, as here. + * + * GnuPG is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copies of the GNU General Public License + * and the GNU Lesser General Public License along with this program; + * if not, see <https://www.gnu.org/licenses/>. + */ + +#ifndef GNUPG_COMMON_MISCHELP_H +#define GNUPG_COMMON_MISCHELP_H + + +/* Check whether the files NAME1 and NAME2 are identical. This is for + example achieved by comparing the inode numbers of the files. */ +int same_file_p (const char *name1, const char *name2); + + +#ifndef HAVE_TIMEGM +#include <time.h> +time_t timegm (struct tm *tm); +#endif /*!HAVE_TIMEGM*/ + + +#define DIM(v) (sizeof(v)/sizeof((v)[0])) +#define DIMof(type,member) DIM(((type *)0)->member) + +/* To avoid that a compiler optimizes certain memset calls away, + wipememory function may be used instead. */ +void wipememory(void *ptr, size_t len); + +/* Include hacks which are mainly required for Slowaris. */ +#ifdef GNUPG_COMMON_NEED_AFLOCAL +#ifndef HAVE_W32_SYSTEM +# include <sys/socket.h> +# include <sys/un.h> +#else +# ifdef HAVE_WINSOCK2_H +# include <winsock2.h> +# endif +# include <windows.h> +#endif + +#ifndef PF_LOCAL +# ifdef PF_UNIX +# define PF_LOCAL PF_UNIX +# else +# define PF_LOCAL AF_UNIX +# endif +#endif /*PF_LOCAL*/ +#ifndef AF_LOCAL +# define AF_LOCAL AF_UNIX +#endif /*AF_UNIX*/ + +/* We used to avoid this macro in GnuPG and inlined the AF_LOCAL name + length computation directly with the little twist of adding 1 extra + byte. It seems that this was needed once on an old HP/UX box and + there are also rumours that 4.3 Reno and DEC systems need it. This + one-off buglet did not harm any current system until it came to Mac + OS X where the kernel (as of May 2009) exhibited a strange bug: The + systems basically froze in the connect call if the passed name + contained an invalid directory part. Ignore the old Unices. */ +#ifndef SUN_LEN +# define SUN_LEN(ptr) ((size_t) (((struct sockaddr_un *) 0)->sun_path) \ + + strlen ((ptr)->sun_path)) +#endif /*SUN_LEN*/ +#endif /*GNUPG_COMMON_NEED_AFLOCAL*/ + + +#endif /*GNUPG_COMMON_MISCHELP_H*/ |