gecko-dev/xpcom/components/xcDllStore.cpp

93 строки
2.3 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
* The contents of this file are subject to the Netscape 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/NPL/
*
* 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.org code.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
/* THIS FILE IS OBSOLETE */
/* nsDllStore
*
* Stores dll and their accociated info in a hash keyed on the system format
* full dll path name e.g C:\Program Files\Netscape\Program\raptor.dll
*
* NOTE: dll names are considered to be case sensitive.
*/
#include "xcDllStore.h"
static PR_CALLBACK PRIntn _deleteDllInfo(PLHashEntry *he, PRIntn i, void *arg)
{
delete (nsDll *)he->value;
return (HT_ENUMERATE_NEXT);
}
nsDllStore::nsDllStore(void) : m_dllHashTable(NULL)
{
PRUint32 initSize = 128;
m_dllHashTable = PL_NewHashTable(initSize, PL_HashString,
PL_CompareStrings, PL_CompareValues, NULL, NULL);
}
nsDllStore::~nsDllStore(void)
{
if (m_dllHashTable)
{
// Delete each of the nsDll stored before deleting the Hash Table
PL_HashTableEnumerateEntries(m_dllHashTable, _deleteDllInfo, NULL);
PL_HashTableDestroy(m_dllHashTable);
}
m_dllHashTable = NULL;
}
nsDll* nsDllStore::Get(const char *dll)
{
nsDll *dllInfo = NULL;
if (m_dllHashTable)
{
dllInfo = (nsDll *)PL_HashTableLookup(m_dllHashTable, dll);
}
return (dllInfo);
}
nsDll* nsDllStore::Remove(const char *dll)
{
if (m_dllHashTable == NULL)
{
return (NULL);
}
nsDll *dllInfo = Get(dll);
PL_HashTableRemove(m_dllHashTable, dll);
return (dllInfo);
}
PRBool nsDllStore::Put(const char *dll, nsDll *dllInfo)
{
if (m_dllHashTable == NULL)
return(PR_FALSE);
PLHashEntry *entry =
PL_HashTableAdd(m_dllHashTable, (void *)dll, (void *)dllInfo);
return ((entry != NULL) ? PR_TRUE : PR_FALSE);
}