Add m-esr52 at 52.6.0

1 files changed, 34 insertions, 0 deletions

diff --git a/intl/uconv/nsNCRFallbackEncoderWrapper.h b/intl/uconv/nsNCRFallbackEncoderWrapper.h
new file mode 100644
index 000000000..325ba2d9d
--- /dev/null
+++ b/intl/uconv/nsNCRFallbackEncoderWrapper.h
@@ -0,0 +1,34 @@
+/* -*- 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 nsNCRFallbackEncoderWrapper_h_
+#define nsNCRFallbackEncoderWrapper_h_
+
+#include "nsIUnicodeEncoder.h"
+
+class nsNCRFallbackEncoderWrapper
+{
+public:
+  explicit nsNCRFallbackEncoderWrapper(const nsACString& aEncoding);
+  ~nsNCRFallbackEncoderWrapper();
+
+  /**
+   * Convert text to bytes with decimal numeric character reference replacement
+   * for unmappables.
+   *
+   * @param aUtf16 UTF-16 input
+   * @param aBytes conversion output
+   * @return true on success and false on failure (OOM)
+   */
+  bool Encode(const nsAString& aUtf16,
+              nsACString& aBytes);
+
+private:
+  bool WriteNCR(nsACString& aBytes, uint32_t& aDstWritten, int32_t aUnmappable);
+
+  nsCOMPtr<nsIUnicodeEncoder> mEncoder;
+};
+
+#endif /* nsNCRFallbackEncoderWrapper_h_ */