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120 lines
4.2 KiB
Plaintext
120 lines
4.2 KiB
Plaintext
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Communicator client code, released
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* March 31, 1998.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998-1999
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsIOutputStream.idl"
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#include "nsrootidl.idl"
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/**
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* This interface allows writing of primitive data types (integers,
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* floating-point values, booleans, etc.) to a stream in a binary, untagged,
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* fixed-endianness format. This might be used, for example, to implement
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* network protocols or to produce architecture-neutral binary disk files,
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* i.e. ones that can be read and written by both big-endian and little-endian
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* platforms. Output is written in big-endian order (high-order byte first),
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* as this is traditional network order.
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*
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* @See nsIBinaryInputStream
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*/
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[scriptable, uuid(204ee610-8765-11d3-90cf-0040056a906e)]
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interface nsIBinaryOutputStream : nsIOutputStream {
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void setOutputStream(in nsIOutputStream aOutputStream);
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void writeBoolean(in PRBool aBoolean);
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void write8(in PRUint8 aByte);
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void write16(in PRUint16 a16);
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void write32(in PRUint32 a32);
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void write64(in PRUint64 a64);
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void writeFloat(in float aFloat);
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void writeDouble(in double aDouble);
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/**
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* Write a NUL-terminated 8-bit char* string to a binary stream.
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*/
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void writeStringZ(in string aString);
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/**
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* Write a NUL-terminated 16-bit PRUnichar* string to a binary stream.
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*/
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void writeWStringZ(in wstring aString);
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/**
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* Write a NUL-terminated UTF8-encoded string to a binary stream, produced
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* from a NUL-terminated 16-bit PRUnichar* string argument.
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*/
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void writeUtf8Z(in wstring aString);
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/**
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* Write an opaque byte array to a binary stream.
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*/
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void writeBytes([size_is(aLength)] in string aString, in PRUint32 aLength);
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/**
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* Write an opaque byte array to a binary stream.
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*/
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void writeByteArray([array, size_is(aLength)] in PRUint8 aBytes,
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in PRUint32 aLength);
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};
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%{C++
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inline nsresult
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NS_WriteOptionalStringZ(nsIBinaryOutputStream* aStream, const char* aString)
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{
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PRBool nonnull = (aString != nsnull);
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nsresult rv = aStream->WriteBoolean(nonnull);
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if (NS_SUCCEEDED(rv) && nonnull)
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rv = aStream->WriteStringZ(aString);
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return rv;
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}
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inline nsresult
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NS_WriteOptionalWStringZ(nsIBinaryOutputStream* aStream, const PRUnichar* aString)
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{
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PRBool nonnull = (aString != nsnull);
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nsresult rv = aStream->WriteBoolean(nonnull);
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if (NS_SUCCEEDED(rv) && nonnull)
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rv = aStream->WriteWStringZ(aString);
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return rv;
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}
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%}
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