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8c296bbcd4
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
311 lines
12 KiB
C++
311 lines
12 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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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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#ifndef _nsCacheEntry_h_
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#define _nsCacheEntry_h_
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#include "nsICache.h"
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#include "nsICacheEntryDescriptor.h"
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#include "nsIThread.h"
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#include "nsCacheMetaData.h"
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#include "nspr.h"
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#include "pldhash.h"
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#include "nscore.h"
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#include "nsCOMPtr.h"
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#include "nsString.h"
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#include "nsAString.h"
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class nsCacheDevice;
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class nsCacheMetaData;
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class nsCacheRequest;
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class nsCacheEntryDescriptor;
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/******************************************************************************
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* nsCacheEntry
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*******************************************************************************/
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class nsCacheEntry : public PRCList
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{
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public:
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nsCacheEntry(const nsACString & key,
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bool streamBased,
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nsCacheStoragePolicy storagePolicy);
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~nsCacheEntry();
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static nsresult Create( const char * key,
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bool streamBased,
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nsCacheStoragePolicy storagePolicy,
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nsCacheDevice * device,
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nsCacheEntry ** result);
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nsCString * Key() { return &mKey; }
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int32_t FetchCount() { return mFetchCount; }
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void SetFetchCount( int32_t count) { mFetchCount = count; }
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void Fetched();
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uint32_t LastFetched() { return mLastFetched; }
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void SetLastFetched( uint32_t lastFetched) { mLastFetched = lastFetched; }
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uint32_t LastModified() { return mLastModified; }
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void SetLastModified( uint32_t lastModified) { mLastModified = lastModified; }
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uint32_t ExpirationTime() { return mExpirationTime; }
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void SetExpirationTime( uint32_t expires) { mExpirationTime = expires; }
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uint32_t Size()
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{ return mDataSize + mMetaData.Size() + mKey.Length() ; }
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nsCacheDevice * CacheDevice() { return mCacheDevice; }
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void SetCacheDevice( nsCacheDevice * device) { mCacheDevice = device; }
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void SetCustomCacheDevice( nsCacheDevice * device )
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{ mCustomDevice = device; }
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nsCacheDevice * CustomCacheDevice() { return mCustomDevice; }
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const char * GetDeviceID();
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/**
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* Data accessors
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*/
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nsISupports *Data() { return mData; }
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void SetData( nsISupports * data);
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int64_t PredictedDataSize() { return mPredictedDataSize; }
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void SetPredictedDataSize(int64_t size) { mPredictedDataSize = size; }
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uint32_t DataSize() { return mDataSize; }
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void SetDataSize( uint32_t size) { mDataSize = size; }
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void TouchData();
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/**
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* Meta data accessors
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*/
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const char * GetMetaDataElement( const char * key) { return mMetaData.GetElement(key); }
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nsresult SetMetaDataElement( const char * key,
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const char * value) { return mMetaData.SetElement(key, value); }
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nsresult VisitMetaDataElements( nsICacheMetaDataVisitor * visitor) { return mMetaData.VisitElements(visitor); }
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nsresult FlattenMetaData(char * buffer, uint32_t bufSize) { return mMetaData.FlattenMetaData(buffer, bufSize); }
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nsresult UnflattenMetaData(const char * buffer, uint32_t bufSize) { return mMetaData.UnflattenMetaData(buffer, bufSize); }
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uint32_t MetaDataSize() { return mMetaData.Size(); }
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void TouchMetaData();
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/**
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* Security Info accessors
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*/
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nsISupports* SecurityInfo() { return mSecurityInfo; }
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void SetSecurityInfo( nsISupports * info) { mSecurityInfo = info; }
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// XXX enumerate MetaData method
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enum CacheEntryFlags {
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eStoragePolicyMask = 0x000000FF,
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eDoomedMask = 0x00000100,
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eEntryDirtyMask = 0x00000200,
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eDataDirtyMask = 0x00000400,
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eMetaDataDirtyMask = 0x00000800,
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eStreamDataMask = 0x00001000,
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eActiveMask = 0x00002000,
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eInitializedMask = 0x00004000,
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eValidMask = 0x00008000,
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eBindingMask = 0x00010000,
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ePrivateMask = 0x00020000
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};
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void MarkBinding() { mFlags |= eBindingMask; }
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void ClearBinding() { mFlags &= ~eBindingMask; }
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bool IsBinding() { return (mFlags & eBindingMask) != 0; }
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void MarkEntryDirty() { mFlags |= eEntryDirtyMask; }
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void MarkEntryClean() { mFlags &= ~eEntryDirtyMask; }
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void MarkDataDirty() { mFlags |= eDataDirtyMask; }
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void MarkDataClean() { mFlags &= ~eDataDirtyMask; }
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void MarkMetaDataDirty() { mFlags |= eMetaDataDirtyMask; }
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void MarkMetaDataClean() { mFlags &= ~eMetaDataDirtyMask; }
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void MarkStreamData() { mFlags |= eStreamDataMask; }
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void MarkValid() { mFlags |= eValidMask; }
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void MarkInvalid() { mFlags &= ~eValidMask; }
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void MarkPrivate() { mFlags |= ePrivateMask; }
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void MarkPublic() { mFlags &= ~ePrivateMask; }
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// void MarkAllowedInMemory() { mFlags |= eAllowedInMemoryMask; }
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// void MarkAllowedOnDisk() { mFlags |= eAllowedOnDiskMask; }
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bool IsDoomed() { return (mFlags & eDoomedMask) != 0; }
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bool IsEntryDirty() { return (mFlags & eEntryDirtyMask) != 0; }
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bool IsDataDirty() { return (mFlags & eDataDirtyMask) != 0; }
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bool IsMetaDataDirty() { return (mFlags & eMetaDataDirtyMask) != 0; }
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bool IsStreamData() { return (mFlags & eStreamDataMask) != 0; }
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bool IsActive() { return (mFlags & eActiveMask) != 0; }
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bool IsInitialized() { return (mFlags & eInitializedMask) != 0; }
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bool IsValid() { return (mFlags & eValidMask) != 0; }
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bool IsInvalid() { return (mFlags & eValidMask) == 0; }
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bool IsInUse() { return IsBinding() ||
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!(PR_CLIST_IS_EMPTY(&mRequestQ) &&
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PR_CLIST_IS_EMPTY(&mDescriptorQ)); }
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bool IsNotInUse() { return !IsInUse(); }
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bool IsPrivate() { return (mFlags & ePrivateMask) != 0; }
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bool IsAllowedInMemory()
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{
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return (StoragePolicy() == nsICache::STORE_ANYWHERE) ||
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(StoragePolicy() == nsICache::STORE_IN_MEMORY);
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}
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bool IsAllowedOnDisk()
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{
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return !IsPrivate() && ((StoragePolicy() == nsICache::STORE_ANYWHERE) ||
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(StoragePolicy() == nsICache::STORE_ON_DISK) ||
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(StoragePolicy() == nsICache::STORE_ON_DISK_AS_FILE));
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}
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bool IsAllowedOffline()
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{
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return (StoragePolicy() == nsICache::STORE_OFFLINE);
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}
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nsCacheStoragePolicy StoragePolicy()
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{
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return (nsCacheStoragePolicy)(mFlags & eStoragePolicyMask);
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}
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void SetStoragePolicy(nsCacheStoragePolicy policy)
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{
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NS_ASSERTION(policy <= 0xFF, "too many bits in nsCacheStoragePolicy");
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mFlags &= ~eStoragePolicyMask; // clear storage policy bits
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mFlags |= policy;
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}
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// methods for nsCacheService
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nsresult RequestAccess( nsCacheRequest * request, nsCacheAccessMode *accessGranted);
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nsresult CreateDescriptor( nsCacheRequest * request,
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nsCacheAccessMode accessGranted,
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nsICacheEntryDescriptor ** result);
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// nsresult Open(nsCacheRequest *request, nsICacheEntryDescriptor ** result);
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// nsresult AsyncOpen(nsCacheRequest *request);
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bool RemoveRequest( nsCacheRequest * request);
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bool RemoveDescriptor( nsCacheEntryDescriptor * descriptor);
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private:
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friend class nsCacheEntryHashTable;
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friend class nsCacheService;
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void DetachDescriptors(void);
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// internal methods
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void MarkDoomed() { mFlags |= eDoomedMask; }
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void MarkStreamBased() { mFlags |= eStreamDataMask; }
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void MarkInitialized() { mFlags |= eInitializedMask; }
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void MarkActive() { mFlags |= eActiveMask; }
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void MarkInactive() { mFlags &= ~eActiveMask; }
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nsCString mKey;
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uint32_t mFetchCount; // 4
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uint32_t mLastFetched; // 4
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uint32_t mLastModified; // 4
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uint32_t mLastValidated; // 4
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uint32_t mExpirationTime; // 4
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uint32_t mFlags; // 4
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int64_t mPredictedDataSize; // Size given by ContentLength.
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uint32_t mDataSize; // 4
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nsCacheDevice * mCacheDevice; // 4
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nsCacheDevice * mCustomDevice; // 4
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nsCOMPtr<nsISupports> mSecurityInfo; //
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nsISupports * mData; // strong ref
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nsCOMPtr<nsIThread> mThread;
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nsCacheMetaData mMetaData; // 4
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PRCList mRequestQ; // 8
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PRCList mDescriptorQ; // 8
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};
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/******************************************************************************
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* nsCacheEntryInfo
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*******************************************************************************/
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class nsCacheEntryInfo : public nsICacheEntryInfo {
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSICACHEENTRYINFO
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nsCacheEntryInfo(nsCacheEntry* entry)
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: mCacheEntry(entry)
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{
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}
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virtual ~nsCacheEntryInfo() {}
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void DetachEntry() { mCacheEntry = nullptr; }
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private:
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nsCacheEntry * mCacheEntry;
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};
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/******************************************************************************
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* nsCacheEntryHashTable
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*******************************************************************************/
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typedef struct {
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PLDHashNumber keyHash;
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nsCacheEntry *cacheEntry;
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} nsCacheEntryHashTableEntry;
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class nsCacheEntryHashTable
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{
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public:
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nsCacheEntryHashTable();
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~nsCacheEntryHashTable();
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nsresult Init();
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void Shutdown();
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nsCacheEntry *GetEntry( const nsCString * key);
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nsresult AddEntry( nsCacheEntry *entry);
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void RemoveEntry( nsCacheEntry *entry);
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void VisitEntries( PLDHashEnumerator etor, void *arg);
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private:
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// PLDHashTable operation callbacks
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static PLDHashNumber HashKey( PLDHashTable *table, const void *key);
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static bool MatchEntry( PLDHashTable * table,
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const PLDHashEntryHdr * entry,
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const void * key);
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static void MoveEntry( PLDHashTable *table,
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const PLDHashEntryHdr *from,
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PLDHashEntryHdr *to);
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static void ClearEntry( PLDHashTable *table, PLDHashEntryHdr *entry);
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static void Finalize( PLDHashTable *table);
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static
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PLDHashOperator FreeCacheEntries(PLDHashTable * table,
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PLDHashEntryHdr * hdr,
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uint32_t number,
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void * arg);
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static
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PLDHashOperator VisitEntry(PLDHashTable * table,
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PLDHashEntryHdr * hdr,
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uint32_t number,
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void * arg);
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// member variables
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static PLDHashTableOps ops;
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PLDHashTable table;
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bool initialized;
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};
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#endif // _nsCacheEntry_h_
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