Separate modules by subdirectory

src/util/dos_assert.h

@@ -0,0 +1,22 @@
+#ifndef DOS_ASSERT_HPP
+#define DOS_ASSERT_HPP
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "crypto.h"
+
+static void dos_detected( const char *expression, const char *file, int line, const char *function )
+{
+  char buffer[ 2048 ];
+  snprintf( buffer, 2048, "Illegal counterparty input (possible denial of service) in function %s at %s:%d, failed test: %s\n",
+	    function, file, line, expression );
+  throw Crypto::CryptoException( buffer );
+}
+
+#define dos_assert(expr)						\
+  ((expr)								\
+   ? (void)0								\
+   : dos_detected (__STRING(expr), __FILE__, __LINE__, __PRETTY_FUNCTION__ ))
+
+#endif