moved typedefs to beginning of files to solve some include problems

splitted authenticator to have a separate implementation for each auth_method_t
using va_copy to clone va_lists, should fix proplems on AMD64
some other cleanups

src/libstrongswan/utils/randomizer.h

@@ -24,8 +24,9 @@
 #ifndef RANDOMIZER_H_
 #define RANDOMIZER_H_
 
-#include <types.h>
+typedef struct randomizer_t randomizer_t;
 
+#include <types.h>
 
 #ifndef DEV_RANDOM
 /**
@@ -41,8 +42,6 @@
 # define DEV_URANDOM "/dev/urandom"
 #endif
 
-typedef struct randomizer_t randomizer_t;
-
 /**
  * @brief Class used to get random and pseudo random values.
  *