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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 16:14:06 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 16:14:06 +0000
commiteee068778cb28ecf3c14e1bf843a95547d72c42d (patch)
tree0e07b30ddc5ea579d682d5dbe57998200d1c9ab7 /common/mischelp.h
parentInitial commit. (diff)
downloadgnupg2-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 'common/mischelp.h')
-rw-r--r--common/mischelp.h92
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+/* 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*/