extensions/jssh/nsJSSh.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* ***** BEGIN LICENSE BLOCK *****
   3  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
   4  *
   5  * The contents of this file are subject to the Mozilla Public License Version
   6  * 1.1 (the "License"); you may not use this file except in compliance with
   7  * the License. You may obtain a copy of the License at
   8  * http://www.mozilla.org/MPL/
   9  *
  10  * Software distributed under the License is distributed on an "AS IS" basis,
  11  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  12  * for the specific language governing rights and limitations under the
  13  * License.
  14  *
  15  * The Original Code is Mozilla JavaScript Shell project.
  16  *
  17  * The Initial Developer of the Original Code is
  18  * Alex Fritze.
  19  * Portions created by the Initial Developer are Copyright (C) 2003
  20  * the Initial Developer. All Rights Reserved.
  21  *
  22  * Contributor(s):
  23  *   Alex Fritze <alex@croczilla.com>
  24  *
  25  * Alternatively, the contents of this file may be used under the terms of
  26  * either the GNU General Public License Version 2 or later (the "GPL"), or
  27  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  28  * in which case the provisions of the GPL or the LGPL are applicable instead
  29  * of those above. If you wish to allow use of your version of this file only
  30  * under the terms of either the GPL or the LGPL, and not to allow others to
  31  * use your version of this file under the terms of the MPL, indicate your
  32  * decision by deleting the provisions above and replace them with the notice
  33  * and other provisions required by the GPL or the LGPL. If you do not delete
  34  * the provisions above, a recipient may use your version of this file under
  35  * the terms of any one of the MPL, the GPL or the LGPL.
  36  *
  37  * ***** END LICENSE BLOCK ***** */
  38
  39 #ifndef __NS_JSSH_H__
  40 #define __NS_JSSH_H__
  41
  42 #include "jsapi.h"
  43 #include "nsCOMPtr.h"
  44 #include "nsIRunnable.h"
  45 #include "nsIInputStream.h"
  46 #include "nsIOutputStream.h"
  47 #include "nsIJSSh.h"
  48 #include "nsIJSContextStack.h"
  49 #include "nsIPrincipal.h"
  50 #include "nsStringAPI.h"
  51 #include "nsIScriptObjectPrincipal.h"
  52 #include "nsIXPCScriptable.h"
  53
  54 #ifdef MOZ_LOGGING
  55 #define FORCE_PR_LOG
  56 #endif
  57 #include "prlog.h"
  58
  59 // NSPR_LOG_MODULES=jssh
  60 #ifdef PR_LOGGING
  61 extern PRLogModuleInfo *gJSShLog;
  62 #define LOG(args) PR_LOG(gJSShLog, PR_LOG_DEBUG, args)
  63 #else
  64 #define LOG(args)
  65 #endif
  66
  67 class nsJSSh : public nsIRunnable, public nsIJSSh,
  68                public nsIScriptObjectPrincipal,
  69                public nsIXPCScriptable
  70 {
  71 public:
  72   nsJSSh(nsIInputStream* input, nsIOutputStream*output,
  73          const nsACString &startupURI);
  74   ~nsJSSh();
  75   NS_DECL_ISUPPORTS
  76   NS_DECL_NSIRUNNABLE
  77   NS_DECL_NSIJSSH
  78   // nsIScriptObjectPrincipal:
  79   virtual nsIPrincipal *GetPrincipal();
  80   NS_DECL_NSIXPCSCRIPTABLE
  81
  82 public:
  83   PRBool LoadURL(const char *url, jsval* retval=nsnull);
  84
  85   nsCOMPtr<nsIInputStream> mInput;
  86   nsCOMPtr<nsIOutputStream> mOutput;
  87   nsCOMPtr<nsIPrincipal> mPrincipal;
  88   nsCOMPtr<nsIJSContextStack> mContextStack;
  89   PRInt32 mSuspendCount; // for suspend()-resume()
  90
  91   enum { cBufferSize=100*1024 };
  92   char mBuffer[cBufferSize];
  93   int mBufferPtr;
  94   JSContext* mJSContext;
  95   JSObject *mGlobal;
  96   JSObject *mContextObj;
  97   PRBool mQuit;
  98   nsCString mStartupURI;
  99   nsCString mPrompt;
 100   PRBool mEmitHeader;
 101   nsCString mProtocol;
 102 };
 103
 104 already_AddRefed<nsIRunnable>
 105 CreateJSSh(nsIInputStream* input, nsIOutputStream*output,
 106            const nsACString &startupURI);
 107
 108 #endif // __NS_JSSH_H__