b60c59dc05
a=bzbarsky git-svn-id: svn://10.0.0.236/trunk@236071 18797224-902f-48f8-a5cc-f745e15eee43
99 lines
3.3 KiB
C
99 lines
3.3 KiB
C
/* ***** 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 Zip Writer Component.
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*
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* The Initial Developer of the Original Code is
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* Dave Townsend <dtownsend@oxymoronical.com>.
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*
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* Portions created by the Initial Developer are Copyright (C) 2007
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Mook <mook.moz+random.code@gmail.com>
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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 the GNU General Public License Version 2 or later (the "GPL"), or
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* 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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*/
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#ifndef _nsStreamFunctions_h_
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#define _nsStreamFunctions_h_
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#include "nscore.h"
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#include "nsIInputStream.h"
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#include "nsIOutputStream.h"
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/*
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* ZIP file data is stored little-endian. These are helper functions to read and
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* write little endian data to/from a char buffer.
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* The off argument is incremented according to the number of bytes consumed
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* from the buffer.
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*/
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inline NS_HIDDEN_(void) WRITE8(char* buf, PRUint32* off, PRUint8 val)
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{
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buf[(*off)++] = val & 0xff;
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}
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inline NS_HIDDEN_(void) WRITE16(char* buf, PRUint32* off, PRUint16 val)
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{
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buf[(*off)++] = val & 0xff;
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buf[(*off)++] = (val >> 8) & 0xff;
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}
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inline NS_HIDDEN_(void) WRITE32(char* buf, PRUint32* off, PRUint32 val)
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{
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buf[(*off)++] = val & 0xff;
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buf[(*off)++] = (val >> 8) & 0xff;
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buf[(*off)++] = (val >> 16) & 0xff;
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buf[(*off)++] = (val >> 24) & 0xff;
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}
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inline NS_HIDDEN_(PRUint8) READ8(char* buf, PRUint32* off)
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{
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return (PRUint8)buf[(*off)++];
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}
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inline NS_HIDDEN_(PRUint16) READ16(char* buf, PRUint32* off)
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{
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PRUint16 val = (PRUint16)buf[(*off)++] & 0xff;
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val |= ((PRUint16)buf[(*off)++] & 0xff) << 8;
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return val;
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}
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inline NS_HIDDEN_(PRUint32) READ32(char* buf, PRUint32* off)
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{
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PRUint32 val = (PRUint32)buf[(*off)++] & 0xff;
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val |= ((PRUint32)buf[(*off)++] & 0xff) << 8;
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val |= ((PRUint32)buf[(*off)++] & 0xff) << 16;
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val |= ((PRUint32)buf[(*off)++] & 0xff) << 24;
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return val;
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}
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NS_HIDDEN_(nsresult) ZW_ReadData(nsIInputStream *aStream, char *aBuffer, PRUint32 aCount);
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NS_HIDDEN_(nsresult) ZW_WriteData(nsIOutputStream *aStream, const char *aBuffer,
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PRUint32 aCount);
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#endif
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