gecko-dev/parser/html/nsHtml5ArrayCopy.h

89 lines
3.2 KiB
C++

/* ***** 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 HTML Parser C++ Translator code.
*
* The Initial Developer of the Original Code is
* Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2008
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Henri Sivonen <hsivonen@iki.fi>
*
* 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 nsHtml5ArrayCopy_h__
#define nsHtml5ArrayCopy_h__
#include "prtypes.h"
class nsString;
class nsHtml5StackNode;
class nsHtml5AttributeName;
// Unfortunately, these don't work as template functions because the arguments
// would need coercion from a template class, which complicates things.
class nsHtml5ArrayCopy {
public:
static inline void
arraycopy(PRUnichar* source, PRInt32 sourceOffset, PRUnichar* target, PRInt32 targetOffset, PRInt32 length)
{
memcpy(&(target[targetOffset]), &(source[sourceOffset]), length * sizeof(PRUnichar));
}
static inline void
arraycopy(PRUnichar* source, PRUnichar* target, PRInt32 length)
{
memcpy(target, source, length * sizeof(PRUnichar));
}
static inline void
arraycopy(nsString** source, nsString** target, PRInt32 length)
{
memcpy(target, source, length * sizeof(nsString*));
}
static inline void
arraycopy(nsHtml5AttributeName** source, nsHtml5AttributeName** target, PRInt32 length)
{
memcpy(target, source, length * sizeof(nsHtml5AttributeName*));
}
static inline void
arraycopy(nsHtml5StackNode** source, nsHtml5StackNode** target, PRInt32 length)
{
memcpy(target, source, length * sizeof(nsHtml5StackNode*));
}
static inline void
arraycopy(nsHtml5StackNode** arr, PRInt32 sourceOffset, PRInt32 targetOffset, PRInt32 length)
{
memmove(&(arr[targetOffset]), &(arr[sourceOffset]), length * sizeof(nsHtml5StackNode*));
}
};
#endif // nsHtml5ArrayCopy_h__