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0fd9123eac
This patch was generated by a script. Here's the source of the script for
future reference:
function convert() {
echo "Converting $1 to $2..."
find . ! -wholename "*nsprpub*" \
! -wholename "*security/nss*" \
! -wholename "*/.hg*" \
! -wholename "obj-ff-dbg*" \
! -name nsXPCOMCID.h \
! -name prtypes.h \
-type f \
\( -iname "*.cpp" \
-o -iname "*.h" \
-o -iname "*.c" \
-o -iname "*.cc" \
-o -iname "*.idl" \
-o -iname "*.ipdl" \
-o -iname "*.ipdlh" \
-o -iname "*.mm" \) | \
xargs -n 1 sed -i -e "s/\b$1\b/$2/g"
}
convert PRInt8 int8_t
convert PRUint8 uint8_t
convert PRInt16 int16_t
convert PRUint16 uint16_t
convert PRInt32 int32_t
convert PRUint32 uint32_t
convert PRInt64 int64_t
convert PRUint64 uint64_t
convert PRIntn int
convert PRUintn unsigned
convert PRSize size_t
convert PROffset32 int32_t
convert PROffset64 int64_t
convert PRPtrdiff ptrdiff_t
convert PRFloat64 double
377 lines
11 KiB
C++
377 lines
11 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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* This Original Code has been modified by IBM Corporation.
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* Modifications made by IBM described herein are
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* Copyright (c) International Business Machines
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* Corporation, 2000
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*
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* Modifications to Mozilla code or documentation
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* identified per MPL Section 3.3
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*
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* Date Modified by Description of modification
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* 04/20/2000 IBM Corp. Added PR_CALLBACK for Optlink use in OS2
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*/
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/**
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* nsHashtable is OBSOLETE. Use nsTHashtable or a derivative instead.
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*/
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#ifndef nsHashtable_h__
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#define nsHashtable_h__
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#include "pldhash.h"
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#include "prlock.h"
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#include "nscore.h"
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#include "nsString.h"
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#include "nsISupportsBase.h"
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#include "nsTraceRefcnt.h"
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class nsIObjectInputStream;
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class nsIObjectOutputStream;
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class nsHashtable;
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class nsStringKey;
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class nsHashKey {
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protected:
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nsHashKey(void) {
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#ifdef DEBUG
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mKeyType = UnknownKey;
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#endif
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MOZ_COUNT_CTOR(nsHashKey);
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}
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public:
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// Virtual destructor because all hash keys are |delete|d via a
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// nsHashKey pointer.
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virtual ~nsHashKey(void);
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virtual uint32_t HashCode(void) const = 0;
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virtual bool Equals(const nsHashKey *aKey) const = 0;
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virtual nsHashKey *Clone() const = 0;
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virtual nsresult Write(nsIObjectOutputStream* aStream) const;
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#ifdef DEBUG
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public:
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// used for verification that we're casting to the correct key type
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enum nsHashKeyType {
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UnknownKey,
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SupportsKey,
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PRUint32Key,
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VoidKey,
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IDKey,
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CStringKey,
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StringKey
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};
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nsHashKeyType GetKeyType() const { return mKeyType; }
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protected:
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nsHashKeyType mKeyType;
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#endif
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};
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// Enumerator and Read/Write callback functions.
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// Return values for nsHashtableEnumFunc
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enum {
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kHashEnumerateStop = false,
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kHashEnumerateNext = true
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};
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typedef bool
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(* nsHashtableEnumFunc)(nsHashKey *aKey, void *aData, void* aClosure);
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typedef nsresult
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(* nsHashtableReadEntryFunc)(nsIObjectInputStream *aStream, nsHashKey **aKey,
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void **aData);
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// NB: may be called with null aKey or aData, to free just one of the two.
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typedef void
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(* nsHashtableFreeEntryFunc)(nsIObjectInputStream *aStream, nsHashKey *aKey,
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void *aData);
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typedef nsresult
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(* nsHashtableWriteDataFunc)(nsIObjectOutputStream *aStream, void *aData);
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class nsHashtable {
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protected:
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// members
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PRLock* mLock;
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PLDHashTable mHashtable;
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bool mEnumerating;
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public:
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nsHashtable(uint32_t aSize = 16, bool threadSafe = false);
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virtual ~nsHashtable();
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int32_t Count(void) { return mHashtable.entryCount; }
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bool Exists(nsHashKey *aKey);
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void *Put(nsHashKey *aKey, void *aData);
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void *Get(nsHashKey *aKey);
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void *Remove(nsHashKey *aKey);
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nsHashtable *Clone();
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void Enumerate(nsHashtableEnumFunc aEnumFunc, void* aClosure = NULL);
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void Reset();
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void Reset(nsHashtableEnumFunc destroyFunc, void* aClosure = NULL);
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nsHashtable(nsIObjectInputStream* aStream,
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nsHashtableReadEntryFunc aReadEntryFunc,
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nsHashtableFreeEntryFunc aFreeEntryFunc,
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nsresult *aRetVal);
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nsresult Write(nsIObjectOutputStream* aStream,
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nsHashtableWriteDataFunc aWriteDataFunc) const;
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};
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////////////////////////////////////////////////////////////////////////////////
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// nsObjectHashtable: an nsHashtable where the elements are C++ objects to be
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// deleted
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typedef void* (* nsHashtableCloneElementFunc)(nsHashKey *aKey, void *aData, void* aClosure);
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class nsObjectHashtable : public nsHashtable {
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public:
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nsObjectHashtable(nsHashtableCloneElementFunc cloneElementFun,
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void* cloneElementClosure,
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nsHashtableEnumFunc destroyElementFun,
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void* destroyElementClosure,
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uint32_t aSize = 16, bool threadSafe = false);
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~nsObjectHashtable();
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nsHashtable *Clone();
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void Reset();
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bool RemoveAndDelete(nsHashKey *aKey);
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protected:
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static PLDHashOperator CopyElement(PLDHashTable* table,
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PLDHashEntryHdr* hdr,
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uint32_t i, void *arg);
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nsHashtableCloneElementFunc mCloneElementFun;
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void* mCloneElementClosure;
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nsHashtableEnumFunc mDestroyElementFun;
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void* mDestroyElementClosure;
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};
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////////////////////////////////////////////////////////////////////////////////
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// nsSupportsHashtable: an nsHashtable where the elements are nsISupports*
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class nsISupports;
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class nsSupportsHashtable
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: private nsHashtable
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{
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public:
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nsSupportsHashtable(uint32_t aSize = 16, bool threadSafe = false)
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: nsHashtable(aSize, threadSafe) {}
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~nsSupportsHashtable();
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int32_t Count(void) {
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return nsHashtable::Count();
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}
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bool Exists(nsHashKey *aKey) {
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return nsHashtable::Exists (aKey);
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}
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bool Put(nsHashKey *aKey,
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nsISupports *aData,
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nsISupports **value = nullptr);
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nsISupports* Get(nsHashKey *aKey);
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bool Remove(nsHashKey *aKey, nsISupports **value = nullptr);
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nsHashtable *Clone();
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void Enumerate(nsHashtableEnumFunc aEnumFunc, void* aClosure = NULL) {
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nsHashtable::Enumerate(aEnumFunc, aClosure);
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}
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void Reset();
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private:
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static bool ReleaseElement(nsHashKey *, void *, void *);
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static PLDHashOperator EnumerateCopy(PLDHashTable*,
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PLDHashEntryHdr* hdr,
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uint32_t i, void *arg);
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};
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////////////////////////////////////////////////////////////////////////////////
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// nsISupportsKey: Where keys are nsISupports objects that get refcounted.
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#include "nsISupports.h"
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class nsISupportsKey : public nsHashKey {
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protected:
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nsISupports* mKey;
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public:
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nsISupportsKey(const nsISupportsKey& aKey) : mKey(aKey.mKey) {
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#ifdef DEBUG
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mKeyType = SupportsKey;
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#endif
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NS_IF_ADDREF(mKey);
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}
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nsISupportsKey(nsISupports* key) {
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#ifdef DEBUG
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mKeyType = SupportsKey;
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#endif
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mKey = key;
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NS_IF_ADDREF(mKey);
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}
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~nsISupportsKey(void) {
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NS_IF_RELEASE(mKey);
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}
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uint32_t HashCode(void) const {
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return NS_PTR_TO_INT32(mKey);
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}
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bool Equals(const nsHashKey *aKey) const {
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NS_ASSERTION(aKey->GetKeyType() == SupportsKey, "mismatched key types");
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return (mKey == ((nsISupportsKey *) aKey)->mKey);
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}
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nsHashKey *Clone() const {
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return new nsISupportsKey(mKey);
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}
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nsISupportsKey(nsIObjectInputStream* aStream, nsresult *aResult);
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nsresult Write(nsIObjectOutputStream* aStream) const;
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nsISupports* GetValue() { return mKey; }
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};
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class nsPRUint32Key : public nsHashKey {
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protected:
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uint32_t mKey;
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public:
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nsPRUint32Key(uint32_t key) {
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#ifdef DEBUG
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mKeyType = PRUint32Key;
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#endif
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mKey = key;
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}
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uint32_t HashCode(void) const {
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return mKey;
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}
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bool Equals(const nsHashKey *aKey) const {
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return mKey == ((const nsPRUint32Key *) aKey)->mKey;
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}
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nsHashKey *Clone() const {
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return new nsPRUint32Key(mKey);
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}
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uint32_t GetValue() { return mKey; }
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};
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////////////////////////////////////////////////////////////////////////////////
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// nsVoidKey: Where keys are void* objects that don't get refcounted.
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class nsVoidKey : public nsHashKey {
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protected:
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void* mKey;
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public:
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nsVoidKey(const nsVoidKey& aKey) : mKey(aKey.mKey) {
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#ifdef DEBUG
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mKeyType = aKey.mKeyType;
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#endif
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}
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nsVoidKey(void* key) {
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#ifdef DEBUG
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mKeyType = VoidKey;
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#endif
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mKey = key;
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}
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uint32_t HashCode(void) const {
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return NS_PTR_TO_INT32(mKey);
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}
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bool Equals(const nsHashKey *aKey) const {
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NS_ASSERTION(aKey->GetKeyType() == VoidKey, "mismatched key types");
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return (mKey == ((const nsVoidKey *) aKey)->mKey);
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}
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nsHashKey *Clone() const {
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return new nsVoidKey(mKey);
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}
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void* GetValue() { return mKey; }
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};
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#include "nsString.h"
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// for null-terminated c-strings
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class nsCStringKey : public nsHashKey {
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public:
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// NB: when serializing, NEVER_OWN keys are deserialized as OWN.
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enum Ownership {
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NEVER_OWN, // very long lived, even clones don't need to copy it.
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OWN_CLONE, // as long lived as this key. But clones make a copy.
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OWN // to be free'd in key dtor. Clones make their own copy.
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};
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nsCStringKey(const nsCStringKey& aStrKey);
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nsCStringKey(const char* str, int32_t strLen = -1, Ownership own = OWN_CLONE);
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nsCStringKey(const nsAFlatCString& str);
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nsCStringKey(const nsACString& str);
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~nsCStringKey(void);
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uint32_t HashCode(void) const;
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bool Equals(const nsHashKey* aKey) const;
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nsHashKey* Clone() const;
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nsCStringKey(nsIObjectInputStream* aStream, nsresult *aResult);
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nsresult Write(nsIObjectOutputStream* aStream) const;
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// For when the owner of the hashtable wants to peek at the actual
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// string in the key. No copy is made, so be careful.
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const char* GetString() const { return mStr; }
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uint32_t GetStringLength() const { return mStrLen; }
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protected:
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char* mStr;
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uint32_t mStrLen;
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Ownership mOwnership;
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};
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// for null-terminated unicode strings
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class nsStringKey : public nsHashKey {
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public:
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// NB: when serializing, NEVER_OWN keys are deserialized as OWN.
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enum Ownership {
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NEVER_OWN, // very long lived, even clones don't need to copy it.
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OWN_CLONE, // as long lived as this key. But clones make a copy.
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OWN // to be free'd in key dtor. Clones make their own copy.
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};
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nsStringKey(const nsStringKey& aKey);
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nsStringKey(const PRUnichar* str, int32_t strLen = -1, Ownership own = OWN_CLONE);
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nsStringKey(const nsAFlatString& str);
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nsStringKey(const nsAString& str);
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~nsStringKey(void);
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uint32_t HashCode(void) const;
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bool Equals(const nsHashKey* aKey) const;
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nsHashKey* Clone() const;
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nsStringKey(nsIObjectInputStream* aStream, nsresult *aResult);
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nsresult Write(nsIObjectOutputStream* aStream) const;
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// For when the owner of the hashtable wants to peek at the actual
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// string in the key. No copy is made, so be careful.
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const PRUnichar* GetString() const { return mStr; }
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uint32_t GetStringLength() const { return mStrLen; }
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protected:
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PRUnichar* mStr;
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uint32_t mStrLen;
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Ownership mOwnership;
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};
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////////////////////////////////////////////////////////////////////////////////
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#endif // nsHashtable_h__
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