ipc/ipcd/shared/src/ipcStringList.cpp

   1 /* ***** BEGIN LICENSE BLOCK *****
   2  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
   3  *
   4  * The contents of this file are subject to the Mozilla Public License Version
   5  * 1.1 (the "License"); you may not use this file except in compliance with
   6  * the License. You may obtain a copy of the License at
   7  * http://www.mozilla.org/MPL/
   8  *
   9  * Software distributed under the License is distributed on an "AS IS" basis,
  10  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  11  * for the specific language governing rights and limitations under the
  12  * License.
  13  *
  14  * The Original Code is Mozilla IPC.
  15  *
  16  * The Initial Developer of the Original Code is
  17  * Netscape Communications Corporation.
  18  * Portions created by the Initial Developer are Copyright (C) 2002
  19  * the Initial Developer. All Rights Reserved.
  20  *
  21  * Contributor(s):
  22  *   Darin Fisher <darin@netscape.com>
  23  *
  24  * Alternatively, the contents of this file may be used under the terms of
  25  * either the GNU General Public License Version 2 or later (the "GPL"), or
  26  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  27  * in which case the provisions of the GPL or the LGPL are applicable instead
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  35  *
  36  * ***** END LICENSE BLOCK ***** */
  37
  38 #include "ipcStringList.h"
  39
  40 void *
  41 ipcStringNode::operator new(size_t size, const char *str) CPP_THROW_NEW
  42 {
  43     int len = strlen(str);
  44
  45     size += len;
  46
  47     ipcStringNode *node = (ipcStringNode *) ::operator new(size);
  48     if (!node)
  49         return NULL;
  50
  51     node->mNext = NULL;
  52     memcpy(node->mData, str, len);
  53     node->mData[len] = '\0';
  54
  55     return node;
  56 }
  57
  58 ipcStringNode *
  59 ipcStringList::FindNode(ipcStringNode *node, const char *str)
  60 {
  61     while (node) {
  62         if (node->Equals(str))
  63             return node;
  64         node = node->mNext;
  65     }
  66     return NULL;
  67 }
  68
  69 ipcStringNode *
  70 ipcStringList::FindNodeBefore(ipcStringNode *node, const char *str)
  71 {
  72     ipcStringNode *prev = NULL;
  73     while (node) {
  74         if (node->Equals(str))
  75             return prev;
  76         prev = node;
  77         node = node->mNext;
  78     }
  79     return NULL;
  80 }