uriloader/base/nsURILoader.h
author Wan-Teh Chang <wtc@google.com>
Sun, 22 Mar 2009 09:44:55 -0700
changeset 26462 9560711165646da2bff775379e30997efbf7e1fd
parent 25034 1e74329357e3b0da9247e790d12c42d97622f110
permissions -rw-r--r--
Upgrade NSPR to NSPR_HEAD_20090321. This CVS tag includes the following changes: - Bug 439144: fixed strict aliasing issues in prdtoa.c - Bug 449665: suppress the parentheses warnings in prdtoa.c - Bug 442706: build for Symbian OS with autoconf and GNU make - Bug 432430: some more changes for the Symbian OS port - Bug 476536: added PR_ASSERT_CURRENT_THREAD_OWNS_LOCK and PR_ASSERT_CURRENT_THREAD_IN_MONITOR. - Bug 478687: made PRUint64/uint64 compatible with uint64_t for 64-bit Mac OS X - Bug 480730: PR_LoadLibrary for 64-bit MAC OS X should not search DYLD_LIBRARY_PATH if the library is specified as a pathname - Bug 480740: PR_ParseTimeString crash with dates >= year 3001 when compiled with Visual C++ 2005. - Bug 480074: better dependency resolution for import libraries - Bug 469083: ported NSPR test programs to WINCE - Bug 433790: removed some obsolete WIN16 code

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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 *
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 * either of the GNU General Public License Version 2 or later (the "GPL"),
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#ifndef nsURILoader_h__
#define nsURILoader_h__

#include "nsCURILoader.h"
#include "nsISupportsUtils.h"
#include "nsCOMArray.h"
#include "nsCOMPtr.h"
#include "nsIInterfaceRequestor.h"
#include "nsIInterfaceRequestorUtils.h"
#include "nsString.h"
#include "nsIWeakReference.h"

#ifdef MOZ_LOGGING
// Uncomment the next line to force logging on in release builds
// #define FORCE_PR_LOG
#endif
#include "prlog.h"

class nsDocumentOpenInfo;

class nsURILoader : public nsIURILoader
{
public:
  NS_DECL_NSIURILOADER
  NS_DECL_ISUPPORTS

  nsURILoader();
  ~nsURILoader();

protected:
  /**
   * Equivalent to nsIURILoader::openChannel, but allows specifying whether the
   * channel is opened already.
   */
  NS_HIDDEN_(nsresult) OpenChannel(nsIChannel* channel,
                                   PRUint32 aFlags,
                                   nsIInterfaceRequestor* aWindowContext,
                                   PRBool aChannelOpen,
                                   nsIStreamListener** aListener);

  /**
   * we shouldn't need to have an owning ref count on registered
   * content listeners because they are supposed to unregister themselves
   * when they go away. This array stores weak references
   */
  nsCOMArray<nsIWeakReference> m_listeners;

#ifdef PR_LOGGING
  /**
   * NSPR logging.  The module is called "URILoader"
   */
  static PRLogModuleInfo* mLog;
#endif
  
  friend class nsDocumentOpenInfo;
};

/**
 * The load has been cancelled because it was found on a malware or phishing blacklist.
 * XXX: this belongs in an nsDocShellErrors.h file of some sort.
 */
#define NS_ERROR_MALWARE_URI   NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_URILOADER, 30)
#define NS_ERROR_PHISHING_URI  NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_URILOADER, 31)

/**
 * Used when "Save Link As..." doesn't see the headers quickly enough to choose
 * a filename.  See nsContextMenu.js. 
 */
#define NS_ERROR_SAVE_LINK_AS_TIMEOUT  NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_URILOADER, 32)

/** Used when the data from a channel has already been parsed and cached
 *  so it doesn't need to be reparsed from the original source.
 */
#define NS_ERROR_PARSED_DATA_CACHED    NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_URILOADER, 33)

#endif /* nsURILoader_h__ */