trace: Add helper function to cast event arguments

Signed-off-by: Lluís Vilanova <vilanova@ac.upc.edu>
Message-id: 145641860680.30295.1873612736245870753.stgit@localhost
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/scripts/tracetool/__init__.py b/scripts/tracetool/__init__.py
index 26878f4173..9e02f73e20 100644
--- a/scripts/tracetool/__init__.py
+++ b/scripts/tracetool/__init__.py
@@ -121,6 +121,10 @@ class Arguments:
         """List of argument types."""
         return [ type_ for type_, _ in self._args ]
 
+    def casted(self):
+        """List of argument names casted to their type."""
+        return ["(%s)%s" % (type_, name) for type_, name in self._args]
+
     def transform(self, *trans):
         """Return a new Arguments instance with transformed types.