1 files changed, 61 insertions, 0 deletions
diff --git a/comm/mailnews/import/src/nsEmlxHelperUtils.h b/comm/mailnews/import/src/nsEmlxHelperUtils.h
new file mode 100644
index 0000000000..a7e0e69f11
--- /dev/null
+++ b/comm/mailnews/import/src/nsEmlxHelperUtils.h
@@ -0,0 +1,61 @@
+/* -*- 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/. */
+
+#ifndef nsEmlxHelperUtils_h___
+#define nsEmlxHelperUtils_h___
+
+#include "nscore.h"
+#include "nsString.h"
+
+class nsIOutputStream;
+class nsIFile;
+
+class nsEmlxHelperUtils {
+  /* All emlx messages have a "flags" number in the metadata.
+     These are the masks to decode that, found via
+     http://jwz.livejournal.com/505711.html */
+  enum EmlxMetadataMask {
+    kRead = 1 << 0,  // read
+    // 1 << 1,             // deleted
+    kAnswered = 1 << 2,  // answered
+    // 1 << 3,             // encrypted
+    kFlagged = 1 << 4,  // flagged
+    // 1 << 5,             // recent
+    // 1 << 6,             // draft
+    // 1 << 7,             // initial (no longer used)
+    kForwarded = 1 << 8,  // forwarded
+    // 1 << 9,             // redirected
+    // 3F << 10,           // attachment count (6 bits)
+    // 7F << 16,           // priority level (7 bits)
+    // 1 << 23,            // signed
+    // 1 << 24,            // is junk
+    // 1 << 25,            // is not junk
+    // 1 << 26,            // font size delta 7 (3 bits)
+    // 1 << 29,            // junk mail level recorded
+    // 1 << 30,            // highlight text in toc
+    // 1 << 31             // (unused)
+  };
+
+  // This method will scan the raw EMLX message buffer for "dangerous" so-called
+  // "From-lines" that we need to escape. If it needs to modify any lines, it
+  // will return a non-NULL aOutBuffer. If aOutBuffer is NULL, no modification
+  // needed to be made.
+  static nsresult ConvertToMboxRD(const char* aMessageBufferStart,
+                                  const char* aMessageBufferEnd,
+                                  nsCString& aOutBuffer);
+
+  // returns an int representing the X-Mozilla-Status flags set (e.g. "read",
+  // "flagged") converted from EMLX flags.
+  static nsresult ConvertToMozillaStatusFlags(const char* aXMLBufferStart,
+                                              const char* aXMLBufferEnd,
+                                              uint32_t* aMozillaStatusFlags);
+
+ public:
+  // add an .emlx message to the mbox output
+  static nsresult AddEmlxMessageToStream(nsIFile* aEmlxFile,
+                                         nsIOutputStream* aOutoutStream);
+};
+
+#endif  // nsEmlxHelperUtils_h___