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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* 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 "nsIUnicharInputStream.idl"
interface nsIInputStream;
/**
* A unichar input stream that wraps an input stream.
* This allows reading unicode strings from a stream, automatically converting
* the bytes from a selected character encoding.
*/
[scriptable, uuid(FC66FFB6-5404-4908-A4A3-27F92FA0579D)]
interface nsIConverterInputStream : nsIUnicharInputStream {
/**
* Default replacement char value, U+FFFD REPLACEMENT CHARACTER.
*/
const char16_t DEFAULT_REPLACEMENT_CHARACTER = 0xFFFD;
/**
* Special replacement character value that requests errors to
* be treated as fatal.
*/
const char16_t ERRORS_ARE_FATAL = 0;
/**
* Initialize this stream.
* @param aStream
* The underlying stream to read from.
* @param aCharset
* The character encoding to use for converting the bytes of the
* stream. A null charset will be interpreted as UTF-8.
* @param aBufferSize
* How many bytes to buffer.
* @param aReplacementChar
* The character to replace unknown byte sequences in the stream
* with. The standard replacement character is U+FFFD.
* A value of 0x0000 will cause an exception to be thrown if unknown
* byte sequences are encountered in the stream.
*/
void init (in nsIInputStream aStream, in string aCharset,
in long aBufferSize, in char16_t aReplacementChar);
};