michael@0: /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
michael@0:  *
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef _nsCacheSession_h_
michael@0: #define _nsCacheSession_h_
michael@0: 
michael@0: #include "nspr.h"
michael@0: #include "nsError.h"
michael@0: #include "nsCOMPtr.h"
michael@0: #include "nsICacheSession.h"
michael@0: #include "nsIFile.h"
michael@0: #include "nsString.h"
michael@0: 
michael@0: class nsCacheSession : public nsICacheSession
michael@0: {
michael@0: public:
michael@0:     NS_DECL_ISUPPORTS
michael@0:     NS_DECL_NSICACHESESSION
michael@0:     
michael@0:     nsCacheSession(const char * clientID, nsCacheStoragePolicy storagePolicy, bool streamBased);
michael@0:     virtual ~nsCacheSession();
michael@0:     
michael@0:     nsCString *           ClientID()      { return &mClientID; }
michael@0: 
michael@0:     enum SessionInfo {
michael@0:         eStoragePolicyMask        = 0x000000FF,
michael@0:         eStreamBasedMask          = 0x00000100,
michael@0:         eDoomEntriesIfExpiredMask = 0x00001000,
michael@0:         ePrivateMask              = 0x00010000
michael@0:     };
michael@0: 
michael@0:     void   MarkStreamBased()  { mInfo |=  eStreamBasedMask; }
michael@0:     void   ClearStreamBased() { mInfo &= ~eStreamBasedMask; }
michael@0:     bool IsStreamBased()    { return (mInfo & eStreamBasedMask) != 0; }
michael@0: 
michael@0:     void   MarkDoomEntriesIfExpired()  { mInfo |=  eDoomEntriesIfExpiredMask; }
michael@0:     void   ClearDoomEntriesIfExpired() { mInfo &= ~eDoomEntriesIfExpiredMask; }
michael@0:     bool WillDoomEntriesIfExpired()  { return (0 != (mInfo & eDoomEntriesIfExpiredMask)); }
michael@0: 
michael@0:     void   MarkPrivate() { mInfo |= ePrivateMask; }
michael@0:     void   MarkPublic() { mInfo &= ~ePrivateMask; }
michael@0:     bool IsPrivate() { return (mInfo & ePrivateMask) != 0; }
michael@0:     nsCacheStoragePolicy  StoragePolicy()
michael@0:     {
michael@0:         return (nsCacheStoragePolicy)(mInfo & eStoragePolicyMask);
michael@0:     }
michael@0: 
michael@0:     void SetStoragePolicy(nsCacheStoragePolicy policy)
michael@0:     {
michael@0:         NS_ASSERTION(policy <= 0xFF, "too many bits in nsCacheStoragePolicy");
michael@0:         mInfo &= ~eStoragePolicyMask; // clear storage policy bits
michael@0:         mInfo |= policy;
michael@0:     }
michael@0: 
michael@0:     nsIFile* ProfileDir() { return mProfileDir; }
michael@0: 
michael@0: private:
michael@0:     nsCString               mClientID;
michael@0:     uint32_t                mInfo;
michael@0:     nsCOMPtr<nsIFile>       mProfileDir;
michael@0: };
michael@0: 
michael@0: #endif // _nsCacheSession_h_