/* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is Zip Writer Component. * * The Initial Developer of the Original Code is * Dave Townsend . * * Portions created by the Initial Developer are Copyright (C) 2007 * the Initial Developer. All Rights Reserved. * * Contributor(s): * Mook * * Alternatively, the contents of this file may be used under the terms of * either the GNU General Public License Version 2 or later (the "GPL"), or * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */ #ifndef _nsStreamFunctions_h_ #define _nsStreamFunctions_h_ #include "nscore.h" #include "nsIInputStream.h" #include "nsIOutputStream.h" /* * ZIP file data is stored little-endian. These are helper functions to read and * write little endian data to/from a char buffer. * The off argument is incremented according to the number of bytes consumed * from the buffer. */ inline NS_HIDDEN_(void) WRITE8(char* buf, PRUint32* off, PRUint8 val) { buf[(*off)++] = val & 0xff; } inline NS_HIDDEN_(void) WRITE16(char* buf, PRUint32* off, PRUint16 val) { buf[(*off)++] = val & 0xff; buf[(*off)++] = (val >> 8) & 0xff; } inline NS_HIDDEN_(void) WRITE32(char* buf, PRUint32* off, PRUint32 val) { buf[(*off)++] = val & 0xff; buf[(*off)++] = (val >> 8) & 0xff; buf[(*off)++] = (val >> 16) & 0xff; buf[(*off)++] = (val >> 24) & 0xff; } inline NS_HIDDEN_(PRUint8) READ8(char* buf, PRUint32* off) { return (PRUint8)buf[(*off)++]; } inline NS_HIDDEN_(PRUint16) READ16(char* buf, PRUint32* off) { PRUint16 val = (PRUint16)buf[(*off)++] & 0xff; val |= ((PRUint16)buf[(*off)++] & 0xff) << 8; return val; } inline NS_HIDDEN_(PRUint32) READ32(char* buf, PRUint32* off) { PRUint32 val = (PRUint32)buf[(*off)++] & 0xff; val |= ((PRUint32)buf[(*off)++] & 0xff) << 8; val |= ((PRUint32)buf[(*off)++] & 0xff) << 16; val |= ((PRUint32)buf[(*off)++] & 0xff) << 24; return val; } NS_HIDDEN_(nsresult) ZW_ReadData(nsIInputStream *aStream, char *aBuffer, PRUint32 aCount); NS_HIDDEN_(nsresult) ZW_WriteData(nsIOutputStream *aStream, const char *aBuffer, PRUint32 aCount); #endif