From 0a6d581785a98cb205838c7b130700c571ea99a7 Mon Sep 17 00:00:00 2001
From: Mark Wooding <mdw@distorted.org.uk>
Date: Mon, 23 Jan 2012 03:09:00 +0000
Subject: [PATCH] key.c: New KeyData method `copy'.

Requires a shiny new version of Catacomb.
---
 key.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/key.c b/key.c
index 42ea925..9a7de0c 100644
--- a/key.c
+++ b/key.c
@@ -350,6 +350,22 @@ static PyObject *kdmeth_split(PyObject *me, PyObject *arg)
   RETURN_ME;
 }
 
+static PyObject *kdmeth_copy(PyObject *me, PyObject *arg, PyObject *kw)
+{
+  key_filter f = { 0, 0 };
+  PyObject *rc = 0;
+  static char *kwlist[] = { "filter", 0 };
+  key_data *kd;
+
+  if (!PyArg_ParseTupleAndKeywords(arg, kw, "|O&:copy", kwlist,
+				   conffilter, &f))
+    return (0);
+  if ((kd = key_copydata(KEYDATA_KD(me), &f)) == 0)
+    RETURN_NONE;
+  else
+    return (keydata_pywrap(kd));
+}
+
 static PyObject *kdmeth_write(PyObject *me, PyObject *arg, PyObject *kw)
 {
   key_filter f = { 0, 0 };
@@ -454,6 +470,7 @@ static PyMethodDef keydata_pymethods[] = {
   METH	(split,			"KD.split()")
   KWMETH(write,			"KD.write(filter = <any>) -> STRING")
   KWMETH(encode,		"KD.encode(filter = <any>) -> BYTES")
+  KWMETH(copy,			"KD.encode(filter = <any>) -> KD")
   METH	(plock,			"KD.plock(TAG) -> ENCRYPTED-KD")
   METH	(lock,			"KD.lock(KEY) -> ENCRYPTED-KD")
 #undef METHNAME
-- 
2.11.0