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Diffstat (limited to 'src/libs/xpcom18a4/ipc/ipcd/shared/src/ipcStringList.h')
-rw-r--r-- | src/libs/xpcom18a4/ipc/ipcd/shared/src/ipcStringList.h | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/src/libs/xpcom18a4/ipc/ipcd/shared/src/ipcStringList.h b/src/libs/xpcom18a4/ipc/ipcd/shared/src/ipcStringList.h new file mode 100644 index 00000000..2a2316b6 --- /dev/null +++ b/src/libs/xpcom18a4/ipc/ipcd/shared/src/ipcStringList.h @@ -0,0 +1,114 @@ +/* ***** 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 Mozilla IPC. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 2002 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * Darin Fisher <darin@netscape.com> + * + * 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 ipcStringList_h__ +#define ipcStringList_h__ + +#include <string.h> +#include "plstr.h" +#include "nscore.h" +#include "ipcList.h" + +//----------------------------------------------------------------------------- +// string node +//----------------------------------------------------------------------------- + +class ipcStringNode +{ +public: + ipcStringNode() {} + + const char *Value() const { return mData; } + + PRBool Equals(const char *val) const { return strcmp(mData, val) == 0; } + PRBool EqualsIgnoreCase(const char *val) const { return PL_strcasecmp(mData, val) == 0; } + + class ipcStringNode *mNext; +private: + void *operator new(size_t size, const char *str) CPP_THROW_NEW; + + // this is actually bigger + char mData[1]; + + friend class ipcStringList; +}; + +//----------------------------------------------------------------------------- +// singly-linked list of strings +//----------------------------------------------------------------------------- + +class ipcStringList : public ipcList<ipcStringNode> +{ +public: + typedef ipcList<ipcStringNode> Super; + + void Prepend(const char *str) + { + Super::Prepend(new (str) ipcStringNode()); + } + + void Append(const char *str) + { + Super::Append(new (str) ipcStringNode()); + } + + const ipcStringNode *Find(const char *str) const + { + return FindNode(mHead, str); + } + + PRBool FindAndDelete(const char *str) + { + ipcStringNode *node = FindNodeBefore(mHead, str); + if (node) { + DeleteAfter(node); + return PR_TRUE; + } + else if (!IsEmpty()) { + DeleteFirst(); + return PR_TRUE; + } + + return PR_FALSE; + } + +private: + static NS_HIDDEN_(ipcStringNode *) FindNode (ipcStringNode *head, const char *str); + static NS_HIDDEN_(ipcStringNode *) FindNodeBefore(ipcStringNode *head, const char *str); +}; + +#endif // !ipcStringList_h__ |