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43 lines
1.3 KiB
C
43 lines
1.3 KiB
C
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef MimeEncoder_h__
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#define MimeEncoder_h__
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#include "nscore.h"
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namespace mozilla {
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namespace mailnews {
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/// A class for encoding the bodies of MIME parts.
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class MimeEncoder {
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public:
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virtual ~MimeEncoder() {}
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/// A callback for writing the encoded output
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typedef nsresult (*OutputCallback)
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(const char *buf, int32_t size, void *closure);
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/// Encodes the string in the buffer and sends it to the callback
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virtual nsresult Write(const char *buffer, int32_t size) = 0;
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/// Flush all pending data when no more data exists
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virtual nsresult Flush() { return NS_OK; }
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/// Get an encoder that outputs Base64-encoded data
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static MimeEncoder *GetBase64Encoder(OutputCallback callback, void *closure);
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/// Get an encoder that outputs quoted-printable data
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static MimeEncoder *GetQPEncoder(OutputCallback callback, void *closure);
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protected:
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MimeEncoder(OutputCallback callback, void *closure);
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OutputCallback mCallback;
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void *mClosure;
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uint32_t mCurrentColumn;
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};
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} // namespace mailnews
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} // namespace mozilla
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#endif
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