Dll Hash table

xpcom/components/xcDllStore.cpp

@@ -0,0 +1,87 @@
+/* -*- 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 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+ 
+/* DllStore
+ *
+ * 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 (Dll *)he->value;
+	return (HT_ENUMERATE_NEXT);
+}
+
+DllStore::DllStore(void) : m_dllHashTable(NULL)
+{
+	PRUint32 initSize = 128;
+
+	m_dllHashTable = PL_NewHashTable(initSize, PL_HashString,
+		PL_CompareStrings, PL_CompareValues, NULL, NULL);
+}
+
+
+DllStore::~DllStore(void)
+{
+	if (m_dllHashTable)
+	{
+		// Delete each of the Dll stored before deleting the Hash Table
+		PL_HashTableEnumerateEntries(m_dllHashTable, _deleteDllInfo, NULL);
+		PL_HashTableDestroy(m_dllHashTable);
+	}
+	m_dllHashTable = NULL;
+}
+
+
+Dll* DllStore::Get(const char *dll)
+{
+	Dll *dllInfo = NULL;
+	if (m_dllHashTable)
+	{
+		dllInfo = (Dll *)PL_HashTableLookup(m_dllHashTable, dll);
+	}
+	return (dllInfo);
+}
+
+
+Dll* DllStore::Remove(const char *dll)
+{
+	if (m_dllHashTable == NULL)
+	{
+		return (NULL);
+	}
+	Dll *dllInfo = Get(dll);
+	PL_HashTableRemove(m_dllHashTable, dll);
+	return (dllInfo);
+}
+
+PRBool DllStore::Put(const char *dll, Dll *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);
+}

xpcom/components/xcDllStore.h

@@ -0,0 +1,49 @@
+/* -*- 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 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+ 
+/* DllStore
+ *
+ * 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 "plhash.h"
+#include "xcDll.h"
+
+class DllStore
+{
+private:
+	PLHashTable *m_dllHashTable;
+
+public:
+	// Constructor
+	DllStore(void);
+	~DllStore(void);
+
+	// Caller is not expected to delete Dll returned
+	// The Dll returned in NOT removed from the hash
+	Dll* Get(const char *filename);
+	PRBool Put(const char *filename, Dll *dllInfo);
+
+	// The Dll returned is removed from the hash
+	// Caller is expected to delete the returned Dll
+	Dll* Remove(const char *filename);
+};

xpcom/src/xcDllStore.cpp

@@ -0,0 +1,87 @@
+/* -*- 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 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+ 
+/* DllStore
+ *
+ * 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 (Dll *)he->value;
+	return (HT_ENUMERATE_NEXT);
+}
+
+DllStore::DllStore(void) : m_dllHashTable(NULL)
+{
+	PRUint32 initSize = 128;
+
+	m_dllHashTable = PL_NewHashTable(initSize, PL_HashString,
+		PL_CompareStrings, PL_CompareValues, NULL, NULL);
+}
+
+
+DllStore::~DllStore(void)
+{
+	if (m_dllHashTable)
+	{
+		// Delete each of the Dll stored before deleting the Hash Table
+		PL_HashTableEnumerateEntries(m_dllHashTable, _deleteDllInfo, NULL);
+		PL_HashTableDestroy(m_dllHashTable);
+	}
+	m_dllHashTable = NULL;
+}
+
+
+Dll* DllStore::Get(const char *dll)
+{
+	Dll *dllInfo = NULL;
+	if (m_dllHashTable)
+	{
+		dllInfo = (Dll *)PL_HashTableLookup(m_dllHashTable, dll);
+	}
+	return (dllInfo);
+}
+
+
+Dll* DllStore::Remove(const char *dll)
+{
+	if (m_dllHashTable == NULL)
+	{
+		return (NULL);
+	}
+	Dll *dllInfo = Get(dll);
+	PL_HashTableRemove(m_dllHashTable, dll);
+	return (dllInfo);
+}
+
+PRBool DllStore::Put(const char *dll, Dll *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);
+}

xpcom/src/xcDllStore.h

@@ -0,0 +1,49 @@
+/* -*- 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 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+ 
+/* DllStore
+ *
+ * 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 "plhash.h"
+#include "xcDll.h"
+
+class DllStore
+{
+private:
+	PLHashTable *m_dllHashTable;
+
+public:
+	// Constructor
+	DllStore(void);
+	~DllStore(void);
+
+	// Caller is not expected to delete Dll returned
+	// The Dll returned in NOT removed from the hash
+	Dll* Get(const char *filename);
+	PRBool Put(const char *filename, Dll *dllInfo);
+
+	// The Dll returned is removed from the hash
+	// Caller is expected to delete the returned Dll
+	Dll* Remove(const char *filename);
+};