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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_WTF_TEXT_TEXT_CODEC_REPLACEMENT_H_
#define THIRD_PARTY_BLINK_RENDERER_PLATFORM_WTF_TEXT_TEXT_CODEC_REPLACEMENT_H_
#include "third_party/blink/renderer/platform/wtf/text/text_codec.h"
#include "third_party/blink/renderer/platform/wtf/text/text_codec_utf8.h"
namespace blink {
// The "replacement" encoding exists to prevent attacks that abuse a mismatch
// between encodings supported on the server and the client. The encoder is
// the same as UTF-8; and for a non-empty input the decoder emits U+FFFD and
// terminates. See: https://encoding.spec.whatwg.org/#replacement and
// https://encoding.spec.whatwg.org/#output-encodings
class TextCodecReplacement final : public TextCodecUtf8 {
public:
TextCodecReplacement();
static void RegisterEncodingNames(EncodingNameRegistrar);
static void RegisterCodecs(TextCodecRegistrar);
private:
String Decode(base::span<const uint8_t> data,
FlushBehavior,
bool stop_on_error,
bool& saw_error) override;
bool replacement_error_returned_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_PLATFORM_WTF_TEXT_TEXT_CODEC_REPLACEMENT_H_
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