better split up of library files "types.h" & "definitions.h"

centralized all printf specifier character definitions
reuse of arginfo handlers
more cleanups
fixed more AMD64 issues
added DEBUG_LEVEL compile flag to exclude DBGn() statements

src/libstrongswan/debug.h

@@ -0,0 +1,60 @@
+/**
+ * @file log.h
+ *
+ * @brief Logging functions for the library.
+ *
+ */
+
+/*
+ * Copyright (C) 2006 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of 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.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program 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.
+ */
+
+#ifndef DEBUG_H_
+#define DEBUG_H_
+
+#ifndef DEBUG_LEVEL
+# define DEBUG_LEVEL 4
+#endif /* DEBUG_LEVEL */
+
+/** debug macros, they call the dbg function hook */
+#if DEBUG_LEVEL >= 1
+# define DBG1(fmt, ...) dbg(1, fmt, ##__VA_ARGS__)
+#endif /* DEBUG_LEVEL */
+#if DEBUG_LEVEL >= 2
+# define DBG2(fmt, ...) dbg(2, fmt, ##__VA_ARGS__)
+#endif /* DEBUG_LEVEL */
+#if DEBUG_LEVEL >= 3
+# define DBG3(fmt, ...) dbg(3, fmt, ##__VA_ARGS__)
+#endif /* DEBUG_LEVEL */
+#if DEBUG_LEVEL >= 4
+# define DBG4(fmt, ...) dbg(4, fmt, ##__VA_ARGS__)
+#endif /* DEBUG_LEVEL */
+
+#ifndef DBG1
+# define DBG1(...) {}
+#endif
+#ifndef DBG2
+# define DBG2(...) {}
+#endif
+#ifndef DBG3
+# define DBG3(...) {}
+#endif
+#ifndef DBG4
+# define DBG4(...) {}
+#endif
+
+/** dbg function hook, uses stderr logger by default */
+extern void (*dbg) (int level, char *fmt, ...);
+
+#endif /* DEBUG_H_ */