Adding upstream version 2.2.27.upstream/2.2.27upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 97 insertions, 0 deletions

diff --git a/common/dynload.h b/common/dynload.h
new file mode 100644
index 0000000..54a47b2
--- /dev/null
+++ b/common/dynload.h
@@ -0,0 +1,97 @@
+/* dynload.h - Wrapper functions for run-time dynamic loading
+ *      Copyright (C) 2003, 2010 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_DYNLOAD_H
+#define GNUPG_COMMON_DYNLOAD_H
+
+#ifndef __MINGW32__
+# include <dlfcn.h>
+#else
+# include <windows.h>
+# include "utf8conv.h"
+# include "mischelp.h"
+# define RTLD_LAZY 0
+
+static inline void *
+dlopen (const char *name, int flag)
+{
+  void *hd;
+#ifdef HAVE_W32CE_SYSTEM
+  wchar_t *wname = utf8_to_wchar (name);
+  hd = wname? LoadLibrary (wname) : NULL;
+  xfree (wname);
+#else
+  hd = LoadLibrary (name);
+#endif
+  (void)flag;
+  return hd;
+}
+
+static inline void *
+dlsym (void *hd, const char *sym)
+{
+  if (hd && sym)
+    {
+#ifdef HAVE_W32CE_SYSTEM
+      wchar_t *wsym = utf8_to_wchar (sym);
+      void *fnc = wsym? GetProcAddress (hd, wsym) : NULL;
+      xfree (wsym);
+#else
+      void *fnc = GetProcAddress (hd, sym);
+#endif
+      if (!fnc)
+        return NULL;
+      return fnc;
+    }
+  return NULL;
+}
+
+
+static inline const char *
+dlerror (void)
+{
+  static char buf[32];
+  snprintf (buf, sizeof buf, "ec=%lu", GetLastError ());
+  return buf;
+}
+
+
+static inline int
+dlclose (void * hd)
+{
+  if (hd)
+    {
+      CloseHandle (hd);
+      return 0;
+    }
+  return -1;
+}
+# endif /*__MINGW32__*/
+#endif /*GNUPG_COMMON_DYNLOAD_H*/