1 files changed, 29 insertions, 0 deletions
diff --git a/comm/mailnews/extensions/smime/nsICMSDecoder.idl b/comm/mailnews/extensions/smime/nsICMSDecoder.idl
new file mode 100644
index 0000000000..5764707c59
--- /dev/null
+++ b/comm/mailnews/extensions/smime/nsICMSDecoder.idl
@@ -0,0 +1,29 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "nsISupports.idl"
+
+%{ C++
+typedef void (*NSSCMSContentCallback)(void *arg, const char *buf, unsigned long len);
+
+#define NS_CMSDECODER_CONTRACTID "@mozilla.org/nsCMSDecoder;1"
+%}
+
+native NSSCMSContentCallback(NSSCMSContentCallback);
+
+interface nsICMSMessage;
+
+/**
+ * nsICMSDecoder
+ *  Streaming interface to decode an CMS message, the input data may be
+ *  passed in chunks. Cannot be called from JS.
+ */
+[uuid(c7c7033b-f341-4065-aadd-7eef55ce0dda)]
+interface nsICMSDecoder : nsISupports
+{
+  void start(in NSSCMSContentCallback cb, in voidPtr arg);
+  void update(in string aBuf, in long aLen);
+  void finish(out nsICMSMessage msg);
+};