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This patch was generated by a script. Here's the source of the script for
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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
419 lines
12 KiB
C++
419 lines
12 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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 downloadmanager___h___
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#define downloadmanager___h___
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#if defined(XP_WIN)
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#define DOWNLOAD_SCANNER
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#endif
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#include "nsIDownload.h"
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#include "nsIDownloadManager.h"
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#include "nsIDownloadProgressListener.h"
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#include "nsIFile.h"
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#include "nsIMIMEInfo.h"
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#include "nsINavHistoryService.h"
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#include "nsIObserver.h"
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#include "nsIObserverService.h"
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#include "nsIStringBundle.h"
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#include "nsISupportsPrimitives.h"
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#include "nsWeakReference.h"
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#include "nsITimer.h"
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#include "nsString.h"
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#include "mozStorageHelper.h"
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#include "nsAutoPtr.h"
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#include "nsCOMArray.h"
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typedef int16_t DownloadState;
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typedef int16_t DownloadType;
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class nsDownload;
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#ifdef DOWNLOAD_SCANNER
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#include "nsDownloadScanner.h"
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#endif
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class nsDownloadManager : public nsIDownloadManager,
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public nsINavHistoryObserver,
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public nsIObserver,
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public nsSupportsWeakReference
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIDOWNLOADMANAGER
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NS_DECL_NSINAVHISTORYOBSERVER
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NS_DECL_NSIOBSERVER
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nsresult Init();
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static nsDownloadManager *GetSingleton();
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virtual ~nsDownloadManager();
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nsDownloadManager() :
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mDBType(DATABASE_DISK)
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, mInPrivateBrowsing(false)
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#ifdef DOWNLOAD_SCANNER
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, mScanner(nullptr)
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#endif
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{
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}
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protected:
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enum DatabaseType
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{
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DATABASE_DISK = 0, // default
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DATABASE_MEMORY
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};
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nsresult InitDB();
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nsresult InitFileDB();
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void CloseDB();
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nsresult InitMemoryDB();
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already_AddRefed<mozIStorageConnection> GetFileDBConnection(nsIFile *dbFile) const;
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already_AddRefed<mozIStorageConnection> GetMemoryDBConnection() const;
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nsresult SwitchDatabaseTypeTo(enum DatabaseType aType);
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nsresult CreateTable();
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/**
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* Fix up the database after a crash such as dealing with previously-active
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* downloads. Call this before RestoreActiveDownloads to get the downloads
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* fixed here to be auto-resumed.
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*/
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nsresult RestoreDatabaseState();
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/**
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* Paused downloads that survive across sessions are considered active, so
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* rebuild the list of these downloads.
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*/
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nsresult RestoreActiveDownloads();
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nsresult GetDownloadFromDB(uint32_t aID, nsDownload **retVal);
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/**
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* Specially track the active downloads so that we don't need to check
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* every download to see if they're in progress.
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*/
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nsresult AddToCurrentDownloads(nsDownload *aDl);
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void SendEvent(nsDownload *aDownload, const char *aTopic);
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/**
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* Adds a download with the specified information to the DB.
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*
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* @return The id of the download, or 0 if there was an error.
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*/
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int64_t AddDownloadToDB(const nsAString &aName,
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const nsACString &aSource,
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const nsACString &aTarget,
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const nsAString &aTempPath,
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int64_t aStartTime,
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int64_t aEndTime,
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const nsACString &aMimeType,
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const nsACString &aPreferredApp,
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nsHandlerInfoAction aPreferredAction);
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void NotifyListenersOnDownloadStateChange(int16_t aOldState,
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nsIDownload *aDownload);
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void NotifyListenersOnProgressChange(nsIWebProgress *aProgress,
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nsIRequest *aRequest,
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int64_t aCurSelfProgress,
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int64_t aMaxSelfProgress,
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int64_t aCurTotalProgress,
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int64_t aMaxTotalProgress,
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nsIDownload *aDownload);
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void NotifyListenersOnStateChange(nsIWebProgress *aProgress,
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nsIRequest *aRequest,
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uint32_t aStateFlags,
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nsresult aStatus,
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nsIDownload *aDownload);
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nsDownload *FindDownload(uint32_t aID);
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/**
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* First try to resume the download, and if that fails, retry it.
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*
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* @param aDl The download to resume and/or retry.
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*/
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nsresult ResumeRetry(nsDownload *aDl);
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/**
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* Pause all active downloads and remember if they should try to auto-resume
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* when the download manager starts again.
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*
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* @param aSetResume Indicate if the downloads that get paused should be set
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* as auto-resume.
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*/
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nsresult PauseAllDownloads(bool aSetResume);
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/**
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* Resume all paused downloads unless we're only supposed to do the automatic
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* ones; in that case, try to retry them as well if resuming doesn't work.
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*
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* @param aResumeAll If true, all downloads will be resumed; otherwise, only
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* those that are marked as auto-resume will resume.
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*/
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nsresult ResumeAllDownloads(bool aResumeAll);
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/**
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* Stop tracking the active downloads. Only use this when we're about to quit
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* the download manager because we destroy our list of active downloads to
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* break the dlmgr<->dl cycle. Active downloads that aren't real-paused will
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* be canceled.
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*/
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nsresult RemoveAllDownloads();
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/**
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* Find all downloads from a source URI and delete them.
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*
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* @param aURI
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* The source URI to remove downloads
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*/
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nsresult RemoveDownloadsForURI(nsIURI *aURI);
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/**
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* Callback used for resuming downloads after getting a wake notification.
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*
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* @param aTimer
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* Timer object fired after some delay after a wake notification
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* @param aClosure
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* nsDownloadManager object used to resume downloads
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*/
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static void ResumeOnWakeCallback(nsITimer *aTimer, void *aClosure);
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nsCOMPtr<nsITimer> mResumeOnWakeTimer;
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void ConfirmCancelDownloads(int32_t aCount,
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nsISupportsPRBool *aCancelDownloads,
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const PRUnichar *aTitle,
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const PRUnichar *aCancelMessageMultiple,
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const PRUnichar *aCancelMessageSingle,
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const PRUnichar *aDontCancelButton);
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int32_t GetRetentionBehavior();
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/**
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* Type to indicate possible behaviors for active downloads across sessions.
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*
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* Possible values are:
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* QUIT_AND_RESUME - downloads should be auto-resumed
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* QUIT_AND_PAUSE - downloads should be paused
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* QUIT_AND_CANCEL - downloads should be cancelled
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*/
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enum QuitBehavior {
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QUIT_AND_RESUME = 0,
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QUIT_AND_PAUSE = 1,
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QUIT_AND_CANCEL = 2
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};
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/**
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* Indicates user-set behavior for active downloads across sessions,
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*
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* @return value of user-set pref for active download behavior
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*/
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enum QuitBehavior GetQuitBehavior();
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void OnEnterPrivateBrowsingMode();
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void OnLeavePrivateBrowsingMode();
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// Virus scanner for windows
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#ifdef DOWNLOAD_SCANNER
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private:
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nsDownloadScanner* mScanner;
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#endif
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private:
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nsCOMArray<nsIDownloadProgressListener> mListeners;
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nsCOMPtr<nsIStringBundle> mBundle;
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nsCOMPtr<mozIStorageConnection> mDBConn;
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nsCOMArray<nsDownload> mCurrentDownloads;
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nsCOMPtr<nsIObserverService> mObserverService;
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nsCOMPtr<mozIStorageStatement> mUpdateDownloadStatement;
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nsCOMPtr<mozIStorageStatement> mGetIdsForURIStatement;
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nsAutoPtr<mozStorageTransaction> mHistoryTransaction;
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enum DatabaseType mDBType;
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bool mInPrivateBrowsing;
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static nsDownloadManager *gDownloadManagerService;
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friend class nsDownload;
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};
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class nsDownload : public nsIDownload
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{
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public:
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NS_DECL_NSIWEBPROGRESSLISTENER
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NS_DECL_NSIWEBPROGRESSLISTENER2
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NS_DECL_NSITRANSFER
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NS_DECL_NSIDOWNLOAD
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NS_DECL_ISUPPORTS
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nsDownload();
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virtual ~nsDownload();
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/**
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* This method MUST be called when changing states on a download. It will
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* notify the download listener when a change happens. This also updates the
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* database, by calling UpdateDB().
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*/
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nsresult SetState(DownloadState aState);
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protected:
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/**
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* Finish up the download by breaking reference cycles and clearing unneeded
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* data. Additionally, the download removes itself from the download
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* manager's list of current downloads.
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*
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* NOTE: This method removes the cycle created when starting the download, so
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* make sure to use kungFuDeathGrip if you want to access member variables.
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*/
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void Finalize();
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/**
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* For finished resumed downloads that came in from exthandler, perform the
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* action that would have been done if the download wasn't resumed.
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*/
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nsresult ExecuteDesiredAction();
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/**
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* Move the temporary file to the final destination by removing the existing
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* dummy target and renaming the temporary.
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*/
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nsresult MoveTempToTarget();
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/**
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* Update the start time which also implies the last update time is the same.
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*/
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void SetStartTime(int64_t aStartTime);
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/**
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* Update the amount of bytes transferred and max bytes; and recalculate the
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* download percent.
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*/
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void SetProgressBytes(int64_t aCurrBytes, int64_t aMaxBytes);
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/**
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* Pause the download, but in certain cases it might get fake-paused instead
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* of real-paused.
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*/
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nsresult Pause();
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/**
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* All this does is cancel the connection that the download is using. It does
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* not remove it from the download manager.
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*/
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nsresult Cancel();
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/**
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* Resume the download.
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*/
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nsresult Resume();
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/**
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* Download is not transferring?
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*/
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bool IsPaused();
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/**
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* Download can continue from the middle of a transfer?
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*/
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bool IsResumable();
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/**
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* Download was resumed?
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*/
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bool WasResumed();
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/**
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* Indicates if the download should try to automatically resume or not.
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*/
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bool ShouldAutoResume();
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/**
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* Download is in a state to stop and complete the download?
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*/
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bool IsFinishable();
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/**
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* Download is totally done transferring and all?
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*/
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bool IsFinished();
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/**
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* Update the DB with the current state of the download including time,
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* download state and other values not known when first creating the
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* download DB entry.
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*/
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nsresult UpdateDB();
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/**
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* Fail a download because of a failure status and prompt the provided
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* message or use a generic download failure message if nullptr.
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*/
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nsresult FailDownload(nsresult aStatus, const PRUnichar *aMessage);
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/**
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* Opens the downloaded file with the appropriate application, which is
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* either the OS default, MIME type default, or the one selected by the user.
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*
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* This also adds the temporary file to the "To be deleted on Exit" list, if
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* the corresponding user preference is set (except on OS X).
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*
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* This function was adopted from nsExternalAppHandler::OpenWithApplication
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* (uriloader/exthandler/nsExternalHelperAppService.cpp).
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*/
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nsresult OpenWithApplication();
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nsDownloadManager *mDownloadManager;
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nsCOMPtr<nsIURI> mTarget;
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private:
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nsString mDisplayName;
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nsCString mEntityID;
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nsCOMPtr<nsIURI> mSource;
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nsCOMPtr<nsIURI> mReferrer;
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nsCOMPtr<nsICancelable> mCancelable;
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nsCOMPtr<nsIRequest> mRequest;
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nsCOMPtr<nsIFile> mTempFile;
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nsCOMPtr<nsIMIMEInfo> mMIMEInfo;
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DownloadState mDownloadState;
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DownloadType mDownloadType;
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uint32_t mID;
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int32_t mPercentComplete;
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/**
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* These bytes are based on the position of where the request started, so 0
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* doesn't necessarily mean we have nothing. Use GetAmountTransferred and
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* GetSize for the real transferred amount and size.
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*/
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int64_t mCurrBytes;
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int64_t mMaxBytes;
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PRTime mStartTime;
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PRTime mLastUpdate;
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int64_t mResumedAt;
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double mSpeed;
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bool mHasMultipleFiles;
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/**
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* Track various states of the download trying to auto-resume when starting
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* the download manager or restoring from a crash.
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*
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* DONT_RESUME: Don't automatically resume the download
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* AUTO_RESUME: Automaically resume the download
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*/
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enum AutoResume { DONT_RESUME, AUTO_RESUME };
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AutoResume mAutoResume;
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friend class nsDownloadManager;
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};
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#endif
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