gecko-dev/xpinstall/src/nsJSFile.cpp
2002-05-07 23:07:19 +00:00

1535 lines
40 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Netscape Public License
* Version 1.1 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the NPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the NPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "jsapi.h"
#include "nscore.h"
#include "nsIScriptContext.h"
#include "nsString.h"
#include "nsInstall.h"
#include "nsIDOMInstallVersion.h"
#include <stdio.h>
#ifdef _WINDOWS
#include "nsJSWinReg.h"
#include "nsJSWinProfile.h"
extern JSClass WinRegClass;
extern JSClass WinProfileClass;
#endif
#include "nsJSFileSpecObj.h"
extern JSClass FileSpecObjectClass;
/* externs from nsJSInstall.cpp */
extern void ConvertJSValToStr(nsString& aString,
JSContext* aContext,
jsval aValue);
extern void ConvertStrToJSVal(const nsString& aProp,
JSContext* aContext,
jsval* aReturn);
extern PRBool ConvertJSValToBool(PRBool* aProp,
JSContext* aContext,
jsval aValue);
extern PRBool ConvertJSValToObj(nsISupports** aSupports,
REFNSIID aIID,
const nsString& aTypeName,
JSContext* aContext,
jsval aValue);
extern JSObject *gFileSpecProto;
//
// Native method DirCreate
//
JSBool PR_CALLBACK
InstallFileOpDirCreate(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall *nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
PRInt32 nativeRet;
JSObject *jsObj;
nsInstallFolder *folder;
*rval = INT_TO_JSVAL(nsInstall::UNEXPECTED_ERROR);
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
// public int DirCreate (nsInstallFolder aNativeFolderPath);
if ( argc == 0 || argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0])) //argv[0] MUST be a jsval
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
jsObj = JSVAL_TO_OBJECT(argv[0]);
if (!JS_InstanceOf(cx, jsObj, &FileSpecObjectClass, nsnull))
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
folder = (nsInstallFolder*)JS_GetPrivate(cx, jsObj);
if(!folder || NS_OK != nativeThis->FileOpDirCreate(*folder, &nativeRet))
{
return JS_TRUE;
}
*rval = INT_TO_JSVAL(nativeRet);
return JS_TRUE;
}
//
// Native method DirGetParent
//
JSBool PR_CALLBACK
InstallFileOpDirGetParent(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall* nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
JSObject *jsObj;
nsInstallFolder *parentFolder, *folder;
*rval = JSVAL_NULL;
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
// public int DirGetParent (nsInstallFolder NativeFolderPath);
if ( argc == 0 || argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0])) //argv[0] MUST be a jsval
{
// error, return NULL
return JS_TRUE;
}
jsObj = JSVAL_TO_OBJECT(argv[0]);
if (!JS_InstanceOf(cx, jsObj, &FileSpecObjectClass, nsnull))
{
// error, return NULL
return JS_TRUE;
}
folder = (nsInstallFolder*)JS_GetPrivate(cx, jsObj);
if(!folder || NS_OK != nativeThis->FileOpDirGetParent(*folder, &parentFolder))
{
return JS_TRUE;
}
if ( parentFolder )
{
/* Now create the new JSObject */
JSObject *fileSpecObject;
fileSpecObject = JS_NewObject(cx, &FileSpecObjectClass, gFileSpecProto, NULL);
if (fileSpecObject == NULL)
return JS_FALSE;
JS_SetPrivate(cx, fileSpecObject, parentFolder);
if (fileSpecObject == NULL)
return JS_FALSE;
*rval = OBJECT_TO_JSVAL(fileSpecObject);
}
return JS_TRUE;
}
//
// Native method DirRemove
//
JSBool PR_CALLBACK
InstallFileOpDirRemove(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall *nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
PRInt32 nativeRet;
PRBool bRecursive = PR_FALSE;
JSObject *jsObj;
nsInstallFolder *folder;
*rval = INT_TO_JSVAL(nsInstall::UNEXPECTED_ERROR);
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
// public int DirRemove (nsInstallFolder aNativeFolderPath,
// Bool aRecursive);
if ( argc == 0 || argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0])) //argv[0] MUST be a jsval
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
jsObj = JSVAL_TO_OBJECT(argv[0]);
if (!JS_InstanceOf(cx, jsObj, &FileSpecObjectClass, nsnull))
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
folder = (nsInstallFolder*)JS_GetPrivate(cx, jsObj);
if( argc > 1 && !ConvertJSValToBool(&bRecursive, cx, argv[1]))
{
JS_ReportError(cx, "2nd parameter needs to be a Boolean value");
return JS_TRUE;
}
if(!folder || NS_OK != nativeThis->FileOpDirRemove(*folder, bRecursive, &nativeRet))
{
return JS_TRUE;
}
*rval = INT_TO_JSVAL(nativeRet);
return JS_TRUE;
}
//
// Native method DirRename
//
JSBool PR_CALLBACK
InstallFileOpDirRename(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall *nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
PRInt32 nativeRet;
nsAutoString b1;
JSObject *jsObj;
nsInstallFolder *folder;
*rval = INT_TO_JSVAL(nsInstall::UNEXPECTED_ERROR);
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
if(argc >= 2)
{
// public int DirRename (String aSourceFolder,
// String aTargetFolder);
ConvertJSValToStr(b1, cx, argv[1]);
// fix: nsFileSpec::Rename() does not accept new name as a
// nsFileSpec type. It only accepts a char* type for the new name
// This is a bug with nsFileSpec. A char* will be used until
// nsFileSpec if fixed.
// nsFileSpec fsB1(b1);
if (argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0])) //argv[0] MUST be a jsval
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
jsObj = JSVAL_TO_OBJECT(argv[0]);
if (!JS_InstanceOf(cx, jsObj, &FileSpecObjectClass, nsnull))
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
folder = (nsInstallFolder*)JS_GetPrivate(cx, jsObj);
if(!folder || NS_OK != nativeThis->FileOpDirRename(*folder, b1, &nativeRet))
{
return JS_TRUE;
}
*rval = INT_TO_JSVAL(nativeRet);
}
else
{
JS_ReportError(cx, "Function DirRename requires 2 parameters");
return JS_TRUE;
}
return JS_TRUE;
}
//
// Native method FileCopy
//
JSBool PR_CALLBACK
InstallFileOpFileCopy(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall *nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
PRInt32 nativeRet;
JSObject *jsSrcObj, *jsTargetObj;
nsInstallFolder *srcFolder, *targetFolder;
*rval = INT_TO_JSVAL(nsInstall::UNEXPECTED_ERROR);
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
if(argc >= 2)
{
// public int FileCopy (nsInstallFolder aSourceFolder,
// nsInstallFolder aTargetFolder);
if (argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0])) //argv[0] MUST be a jsval
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
if (argv[1] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[1])) //argv[1] MUST be a jsval
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
jsSrcObj = JSVAL_TO_OBJECT(argv[0]);
jsTargetObj = JSVAL_TO_OBJECT(argv[1]);
if (!JS_InstanceOf(cx, jsSrcObj, &FileSpecObjectClass, nsnull))
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
if (!JS_InstanceOf(cx, jsTargetObj, &FileSpecObjectClass, nsnull))
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
srcFolder = (nsInstallFolder*)JS_GetPrivate(cx, jsSrcObj);
targetFolder = (nsInstallFolder*)JS_GetPrivate(cx, jsTargetObj);
PRInt32 tempRet;
tempRet = nativeThis->FileOpFileCopy(*srcFolder, *targetFolder, &nativeRet);
if(!srcFolder || !targetFolder || NS_OK != tempRet)
{
return JS_TRUE;
}
*rval = INT_TO_JSVAL(nativeRet);
}
else
{
JS_ReportError(cx, "Function FileCopy requires 2 parameters");
return JS_TRUE;
}
return JS_TRUE;
}
//
// Native method FileDelete
//
JSBool PR_CALLBACK
InstallFileOpFileRemove(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall *nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
PRInt32 nativeRet;
JSObject *jsObj;
nsInstallFolder *folder;
*rval = INT_TO_JSVAL(nsInstall::UNEXPECTED_ERROR);
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
// public int FileDelete (nsInstallFolder aSourceFolder);
if (argc == 0 || argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0])) //argv[0] MUST be a jsval
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
jsObj = JSVAL_TO_OBJECT(argv[0]);
if (!JS_InstanceOf(cx, jsObj, &FileSpecObjectClass, nsnull))
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
folder = (nsInstallFolder*)JS_GetPrivate(cx, jsObj);
if(!folder || NS_OK != nativeThis->FileOpFileDelete(*folder, PR_FALSE, &nativeRet))
{
return JS_TRUE;
}
*rval = INT_TO_JSVAL(nativeRet);
return JS_TRUE;
}
//
// Native method FileExists
//
JSBool PR_CALLBACK
InstallFileOpFileExists(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall *nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
PRInt32 nativeRet;
JSObject *jsObj;
nsInstallFolder *folder;
*rval = INT_TO_JSVAL(nsInstall::UNEXPECTED_ERROR);
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
// public int FileExists (nsInstallFolder NativeFolderPath);
if (argc == 0 || argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0])) //argv[0] MUST be a jsval
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
jsObj = JSVAL_TO_OBJECT(argv[0]);
if (!JS_InstanceOf(cx, jsObj, &FileSpecObjectClass, nsnull))
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
folder = (nsInstallFolder*)JS_GetPrivate(cx, jsObj);
if(!folder || NS_OK != nativeThis->FileOpFileExists(*folder, &nativeRet))
{
return JS_TRUE;
}
*rval = INT_TO_JSVAL(nativeRet);
return JS_TRUE;
}
//
// Native method FileExecute
//
JSBool PR_CALLBACK
InstallFileOpFileExecute(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall *nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
PRInt32 nativeRet;
nsAutoString b1;
PRBool blocking = PR_FALSE;
JSObject *jsObj;
nsInstallFolder *folder;
*rval = INT_TO_JSVAL(nsInstall::UNEXPECTED_ERROR);
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
if(argc >= 3)
{
// public int FileExecute (nsInstallFolder aSourceFolder,
// String aParameters
// PRBool aBlocking);
ConvertJSValToStr(b1, cx, argv[1]);
ConvertJSValToBool(&blocking, cx, argv[2]);
}
else if(argc >= 2)
{
if(JSVAL_IS_BOOLEAN(argv[1]))
{
// public int FileExecute (nsInstallFolder aSourceFolder,
// PRBool aBlocking);
ConvertJSValToBool(&blocking, cx, argv[1]);
b1.SetLength(0);
}
else
{
// public int FileExecute (nsInstallFolder aSourceFolder,
// String aParameters);
ConvertJSValToStr(b1, cx, argv[1]);
}
}
else
b1.SetLength(0);
if (argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0])) //argv[0] MUST be a jsval
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
jsObj = JSVAL_TO_OBJECT(argv[0]);
if (!JS_InstanceOf(cx, jsObj, &FileSpecObjectClass, nsnull))
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
folder = (nsInstallFolder*)JS_GetPrivate(cx, jsObj);
jsrefcount saveDepth;
saveDepth = JS_SuspendRequest(cx);//Need to suspend use of thread or deadlock occurs
nsresult rv = nativeThis->FileOpFileExecute(*folder, b1, blocking, &nativeRet);
JS_ResumeRequest(cx, saveDepth);
if(NS_FAILED(rv))
return JS_TRUE;
*rval = INT_TO_JSVAL(nativeRet);
return JS_TRUE;
}
//
// Native method FileGetNativeVersion
//
JSBool PR_CALLBACK
InstallFileOpFileGetNativeVersion(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall* nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
nsAutoString nativeRet;
JSObject *jsObj;
nsInstallFolder *folder;
*rval = JSVAL_NULL;
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
// public int FileGetNativeVersion (nsInstallFolder NativeFolderPath);
if (argc == 0 || argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0])) //argv[0] MUST be a jsval
{
*rval = JSVAL_NULL;
return JS_TRUE;
}
jsObj = JSVAL_TO_OBJECT(argv[0]);
if (!JS_InstanceOf(cx, jsObj, &FileSpecObjectClass, nsnull))
{
*rval = JSVAL_NULL;
return JS_TRUE;
}
folder = (nsInstallFolder*)JS_GetPrivate(cx, jsObj);
if(!folder || NS_OK != nativeThis->FileOpFileGetNativeVersion(*folder, &nativeRet))
{
return JS_TRUE;
}
*rval = STRING_TO_JSVAL(JS_NewUCStringCopyN(cx, NS_REINTERPRET_CAST(const jschar*, nativeRet.get()), nativeRet.Length()));
return JS_TRUE;
}
//
// Native method FileGetDiskSpaceAvailable
//
JSBool PR_CALLBACK
InstallFileOpFileGetDiskSpaceAvailable(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall* nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
PRInt64 nativeRet;
JSObject *jsObj;
nsInstallFolder *folder;
*rval = INT_TO_JSVAL(nsInstall::UNEXPECTED_ERROR);
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
// public int FileGetDiskSpaceAvailable (String NativeFolderPath);
if (argc == 0 || argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0])) //argv[0] MUST be a jsval
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
jsObj = JSVAL_TO_OBJECT(argv[0]);
if (!JS_InstanceOf(cx, jsObj, &FileSpecObjectClass, nsnull))
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
folder = (nsInstallFolder*)JS_GetPrivate(cx, jsObj);
if(!folder || NS_OK != nativeThis->FileOpFileGetDiskSpaceAvailable(*folder, &nativeRet))
{
return JS_TRUE;
}
double d;
LL_L2D(d, nativeRet);
JS_NewDoubleValue( cx, d, rval );
return JS_TRUE;
}
//
// Native method FileGetModDate
//
JSBool PR_CALLBACK
InstallFileOpFileGetModDate(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall* nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
double nativeRet;
JSObject *jsObj;
nsInstallFolder *folder;
*rval = INT_TO_JSVAL(nsInstall::UNEXPECTED_ERROR);;
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
// public int FileGetModDate (nsInstallFolder NativeFolderPath);
if (argc == 0 || argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0])) //argv[0] MUST be a jsval
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
jsObj = JSVAL_TO_OBJECT(argv[0]);
if (!JS_InstanceOf(cx, jsObj, &FileSpecObjectClass, nsnull))
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
folder = (nsInstallFolder*)JS_GetPrivate(cx, jsObj);
if(!folder || NS_OK != nativeThis->FileOpFileGetModDate(*folder, &nativeRet))
{
return JS_TRUE;
}
JS_NewDoubleValue( cx, nativeRet, rval );
return JS_TRUE;
}
//
// Native method FileGetSize
//
JSBool PR_CALLBACK
InstallFileOpFileGetSize(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall* nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
PRInt64 nativeRet;
JSObject *jsObj;
nsInstallFolder *folder;
*rval = INT_TO_JSVAL(nsInstall::UNEXPECTED_ERROR);
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
// public int FileGetSize (String NativeFolderPath);
if (argc == 0 || argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0])) //argv[0] MUST be a jsval
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
jsObj = JSVAL_TO_OBJECT(argv[0]);
if (!JS_InstanceOf(cx, jsObj, &FileSpecObjectClass, nsnull))
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
folder = (nsInstallFolder*)JS_GetPrivate(cx, jsObj);
if(!folder || NS_OK != nativeThis->FileOpFileGetSize(*folder, &nativeRet))
{
return JS_TRUE;
}
PRFloat64 f; /* jsdouble's *are* PRFloat64's */
LL_L2F( f, nativeRet ); /* make float which is same type for js and nspr (native double) */
JS_NewDoubleValue( cx, f, rval );
return JS_TRUE;
}
//
// Native method FileIsDirectory
//
JSBool PR_CALLBACK
InstallFileOpFileIsDirectory(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall *nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
PRInt32 nativeRet;
JSObject *jsObj;
nsInstallFolder *folder;
*rval = BOOLEAN_TO_JSVAL(PR_FALSE);
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
// public int FileIsDirectory (String NativeFolderPath);
if (argc == 0 || argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0])) //argv[0] MUST be a jsval
{
*rval = BOOLEAN_TO_JSVAL(PR_FALSE);
return JS_TRUE;
}
jsObj = JSVAL_TO_OBJECT(argv[0]);
if (!JS_InstanceOf(cx, jsObj, &FileSpecObjectClass, nsnull))
{
*rval = BOOLEAN_TO_JSVAL(PR_FALSE);
return JS_TRUE;
}
folder = (nsInstallFolder*)JS_GetPrivate(cx, jsObj);
if(!folder || NS_OK != nativeThis->FileOpFileIsDirectory(*folder, &nativeRet))
{
return JS_TRUE;
}
*rval = BOOLEAN_TO_JSVAL(nativeRet);
return JS_TRUE;
}
//
// Native method FileIsWritable
//
JSBool PR_CALLBACK
InstallFileOpFileIsWritable(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall *nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
PRInt32 nativeRet;
JSObject *jsObj;
nsInstallFolder *folder;
*rval = BOOLEAN_TO_JSVAL(PR_FALSE);
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
if (argc == 0 || argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0])) //argv[0] MUST be a jsval
{
*rval = BOOLEAN_TO_JSVAL(PR_FALSE);
return JS_TRUE;
}
jsObj = JSVAL_TO_OBJECT(argv[0]);
if (!JS_InstanceOf(cx, jsObj, &FileSpecObjectClass, nsnull))
{
*rval = BOOLEAN_TO_JSVAL(PR_FALSE);
return JS_TRUE;
}
folder = (nsInstallFolder*)JS_GetPrivate(cx, jsObj);
if(!folder || NS_OK != nativeThis->FileOpFileIsWritable(*folder, &nativeRet))
{
return JS_TRUE;
}
*rval = BOOLEAN_TO_JSVAL(nativeRet);
return JS_TRUE;
}
//
// Native method FileIsFile
//
JSBool PR_CALLBACK
InstallFileOpFileIsFile(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall *nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
PRInt32 nativeRet;
JSObject *jsObj;
nsInstallFolder *folder;
*rval = BOOLEAN_TO_JSVAL(PR_FALSE);
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
// public int FileIsFile (nsInstallFolder NativeFolderPath);
if (argc == 0 || argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0])) //argv[0] MUST be a jsval
{
*rval = BOOLEAN_TO_JSVAL(PR_FALSE);
return JS_TRUE;
}
jsObj = JSVAL_TO_OBJECT(argv[0]);
if (!JS_InstanceOf(cx, jsObj, &FileSpecObjectClass, nsnull))
{
*rval = BOOLEAN_TO_JSVAL(PR_FALSE);
return JS_TRUE;
}
folder = (nsInstallFolder*)JS_GetPrivate(cx, jsObj);
if(!folder || NS_OK != nativeThis->FileOpFileIsFile(*folder, &nativeRet))
{
return JS_TRUE;
}
*rval = BOOLEAN_TO_JSVAL(nativeRet);
return JS_TRUE;
}
//
// Native method FileModDateChanged
//
JSBool PR_CALLBACK
InstallFileOpFileModDateChanged(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall* nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
PRInt32 nativeRet;
JSObject *jsObj;
nsInstallFolder *folder;
*rval = BOOLEAN_TO_JSVAL(PR_FALSE);
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
if(argc >= 2)
{
// public int FileModDateChanged (nsInstallFolder aSourceFolder,
// Number aOldDate);
jsdouble dval = *(JSVAL_TO_DOUBLE(argv[1]));
if (argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0])) //argv[0] MUST be a jsval
{
*rval = *rval = BOOLEAN_TO_JSVAL(PR_FALSE);
return JS_TRUE;
}
jsObj = JSVAL_TO_OBJECT(argv[0]);
if (!JS_InstanceOf(cx, jsObj, &FileSpecObjectClass, nsnull))
{
*rval = BOOLEAN_TO_JSVAL(PR_FALSE);
return JS_TRUE;
}
folder = (nsInstallFolder*)JS_GetPrivate(cx, jsObj);
if(!folder || NS_OK != nativeThis->FileOpFileModDateChanged(*folder, dval, &nativeRet))
{
return JS_TRUE;
}
*rval = BOOLEAN_TO_JSVAL(nativeRet);
}
else
{
JS_ReportError(cx, "Function FileModDateChanged requires 2 parameters");
return JS_TRUE;
}
return JS_TRUE;
}
//
// Native method FileMove
//
JSBool PR_CALLBACK
InstallFileOpFileMove(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall *nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
PRInt32 nativeRet;
JSObject *jsSrcObj, *jsTargetObj;
nsInstallFolder *srcFolder, *targetFolder;
*rval = INT_TO_JSVAL(nsInstall::UNEXPECTED_ERROR);
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
if(argc >= 2)
{
// public int FileMove (nsInstallFolder aSourceFolder,
// nsInstallFolder aTargetFolder);
if (argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0])) //argv[0] MUST be a jsval
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
if (argv[1] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[1])) //argv[0] MUST be a jsval
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
jsSrcObj = JSVAL_TO_OBJECT(argv[0]);
jsTargetObj = JSVAL_TO_OBJECT(argv[1]);
if (!JS_InstanceOf(cx, jsSrcObj, &FileSpecObjectClass, nsnull))
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
if (!JS_InstanceOf(cx, jsTargetObj, &FileSpecObjectClass, nsnull))
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
srcFolder = (nsInstallFolder*)JS_GetPrivate(cx, jsSrcObj);
targetFolder = (nsInstallFolder*)JS_GetPrivate(cx, jsTargetObj);
if(!srcFolder || !targetFolder || NS_OK != nativeThis->FileOpFileMove(*srcFolder, *targetFolder, &nativeRet))
{
return JS_TRUE;
}
*rval = INT_TO_JSVAL(nativeRet);
}
else
{
JS_ReportError(cx, "Function FileMove requires 2 parameters");
return JS_TRUE;
}
return JS_TRUE;
}
//
// Native method FileRename
//
JSBool PR_CALLBACK
InstallFileOpFileRename(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall *nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
PRInt32 nativeRet;
nsAutoString b1;
JSObject *jsObj;
nsInstallFolder *folder;
*rval = INT_TO_JSVAL(nsInstall::UNEXPECTED_ERROR);
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
if(argc >= 2)
{
// public int FileRename (nsInstallFolder aSourceFolder,
// String aTargetFolder);
ConvertJSValToStr(b1, cx, argv[1]);
// fix: nsFileSpec::Rename() does not accept new name as a
// nsFileSpec type. It only accepts a char* type for the new name
// This is a bug with nsFileSpec. A char* will be used until
// nsFileSpec if fixed.
// nsFileSpec fsB1(b1);
if (argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0])) //argv[0] MUST be a jsval
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
jsObj = JSVAL_TO_OBJECT(argv[0]);
if (!JS_InstanceOf(cx, jsObj, &FileSpecObjectClass, nsnull))
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
folder = (nsInstallFolder*)JS_GetPrivate(cx, jsObj);
if(!folder || NS_OK != nativeThis->FileOpFileRename(*folder, b1, &nativeRet))
{
return JS_TRUE;
}
*rval = INT_TO_JSVAL(nativeRet);
}
else
{
JS_ReportError(cx, "Function FileRename requires 2 parameters");
return JS_TRUE;
}
return JS_TRUE;
}
//
// Native method FileWindowsGetShortName
//
JSBool PR_CALLBACK
InstallFileOpFileWindowsGetShortName(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsAutoString shortPathName;
nsInstall* nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
JSObject *jsObj;
nsInstallFolder *longPathName;
*rval = JSVAL_NULL;
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
// public String windowsGetShortName (File NativeFolderPath);
if ( argc == 0 || argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0])) //argv[0] MUST be a jsval
{
// error, return NULL
return JS_TRUE;
}
jsObj = JSVAL_TO_OBJECT(argv[0]);
if (!JS_InstanceOf(cx, jsObj, &FileSpecObjectClass, nsnull))
{
// error, return NULL
return JS_TRUE;
}
longPathName = (nsInstallFolder*)JS_GetPrivate(cx, jsObj);
if(!longPathName || NS_OK != nativeThis->FileOpFileWindowsGetShortName(*longPathName, shortPathName))
{
return JS_TRUE;
}
if(shortPathName.Length() != 0)
*rval = STRING_TO_JSVAL(JS_NewUCStringCopyN(cx, NS_REINTERPRET_CAST(const jschar*, shortPathName.get()), shortPathName.Length()));
return JS_TRUE;
}
//
// Native method FileWindowsShortcut
//
JSBool PR_CALLBACK
InstallFileOpFileWindowsShortcut(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall *nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
PRInt32 nativeRet;
nsAutoString b0;
nsAutoString b1;
nsAutoString b2;
nsAutoString b3;
nsAutoString b4;
nsAutoString b5;
nsCOMPtr<nsILocalFile> nsfsB0;
nsCOMPtr<nsILocalFile> nsfsB1;
nsCOMPtr<nsILocalFile> nsfsB3;
nsCOMPtr<nsILocalFile> nsfsB5;
PRInt32 b6;
//JSObject *jsObj;
//nsInstallFolder *folder;
*rval = JSVAL_NULL;
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
if(argc >= 7)
{
// public int FileWindowsShortcut(String aTarget,
// String aShortcutPath,
// String aDescription,
// String aWorkingPath,
// String aParams,
// String aIcon,
// Number aIconId);
ConvertJSValToStr(b0, cx, argv[0]);
NS_NewLocalFile(b0, PR_TRUE, getter_AddRefs(nsfsB0));
ConvertJSValToStr(b1, cx, argv[1]);
NS_NewLocalFile(b1, PR_TRUE, getter_AddRefs(nsfsB1));
ConvertJSValToStr(b2, cx, argv[2]);
ConvertJSValToStr(b3, cx, argv[3]);
NS_NewLocalFile(b3, PR_TRUE, getter_AddRefs(nsfsB3));
ConvertJSValToStr(b4, cx, argv[4]);
ConvertJSValToStr(b5, cx, argv[5]);
NS_NewLocalFile(b5, PR_TRUE, getter_AddRefs(nsfsB5));
if(JSVAL_IS_NULL(argv[6]))
{
b6 = 0;
}
else
{
b6 = JSVAL_TO_INT(argv[6]);
}
if(NS_OK != nativeThis->FileOpFileWindowsShortcut(nsfsB0, nsfsB1, b2, nsfsB3, b4, nsfsB5, b6, &nativeRet))
{
return JS_TRUE;
}
*rval = INT_TO_JSVAL(nativeRet);
}
else
{
JS_ReportError(cx, "Function FileWindowsShortcut requires 7 parameters");
return JS_TRUE;
}
return JS_TRUE;
}
//
// Native method FileMacAlias
//
JSBool PR_CALLBACK
InstallFileOpFileMacAlias(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall *nativeThis = (nsInstall *)JS_GetPrivate(cx, obj);
PRInt32 nativeRet;
nsAutoString sourceLeaf, aliasLeaf;
JSObject *jsoSourceFolder, *jsoAliasFolder;
nsInstallFolder *nsifSourceFolder, *nsifAliasFolder;
nsresult rv1 = NS_OK, rv2 = NS_OK;
*rval = JSVAL_NULL;
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
if(argc >= 3)
{
// public int FileMacAlias( InstallFolder aSourceFolder,
// String aSourceName,
// InstallFolder aAliasFolder );
// where
// aSourceFolder -- the folder of the installed file from Get*Folder() APIs
// aSourceName -- the installed file's name
// aAliasFolder -- the folder of the new alias from Get*Folder() APIs
//
// NOTE:
// The destination alias name is aSourceName + " alias" (Mac-like behavior).
//
// returns SUCCESS for successful scheduling of operation
// UNEXPECTED_ERROR for failure
if (argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0]) || // InstallFolder aSourceFolder
argv[2] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[2])) // InstallFolder aAliasFolder
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
jsoSourceFolder = JSVAL_TO_OBJECT(argv[0]);
jsoAliasFolder = JSVAL_TO_OBJECT(argv[2]);
if ((!JS_InstanceOf(cx, jsoSourceFolder, &FileSpecObjectClass, nsnull)) ||
(!JS_InstanceOf(cx, jsoAliasFolder, &FileSpecObjectClass, nsnull)))
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
nsifSourceFolder = (nsInstallFolder *) JS_GetPrivate(cx, jsoSourceFolder);
nsifAliasFolder = (nsInstallFolder *) JS_GetPrivate(cx, jsoAliasFolder);
if (!nsifSourceFolder || !nsifAliasFolder)
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
// make copies of the InstallFolders leaving originals uncontaminated
nsCOMPtr<nsIFile> iFileSourceOrig = nsifSourceFolder->GetFileSpec();
nsCOMPtr<nsIFile> iFileAliasOrig = nsifAliasFolder->GetFileSpec();
nsCOMPtr<nsIFile> iFileSource;
nsCOMPtr<nsIFile> iFileAlias;
rv1 = iFileSourceOrig->Clone(getter_AddRefs(iFileSource));
rv2 = iFileAliasOrig->Clone(getter_AddRefs(iFileAlias));
if (NS_FAILED(rv1) || NS_FAILED(rv2))
{
*rval = INT_TO_JSVAL(nsInstall::UNEXPECTED_ERROR);
return JS_TRUE;
}
ConvertJSValToStr(sourceLeaf, cx, argv[1]);
rv1 = iFileSource->Append(sourceLeaf);
// public int FileMacAlias( InstallFolder aSourceFolder,
// String aSourceFileName,
// InstallFolder aAliasFolder,
// String aAliasName );
// where
// aSourceFolder -- the folder of the installed file from Get*Folder() APIs
// aSourceName -- the installed file's name
// aAliasFolder -- the folder of the new alias from Get*Folder() APIs
// aAliasName -- the actual name of the new alias
//
// returns SUCCESS for successful scheduling of operation
// UNEXPECTED_ERROR for failure
if (argc >= 4)
{
ConvertJSValToStr(aliasLeaf, cx, argv[3]);
}
else
{
aliasLeaf = sourceLeaf;
aliasLeaf.Append(NS_LITERAL_STRING(" alias")); // XXX use GetResourcedString(id)
}
rv2 = iFileAlias->Append(aliasLeaf);
if (NS_FAILED(rv1) || NS_FAILED(rv2))
{
*rval = INT_TO_JSVAL(nsInstall::UNEXPECTED_ERROR);
return JS_TRUE;
}
if(NS_OK != nativeThis->FileOpFileMacAlias(iFileSource, iFileAlias, &nativeRet))
{
*rval = INT_TO_JSVAL(nsInstall::UNEXPECTED_ERROR);
return JS_TRUE;
}
*rval = INT_TO_JSVAL(nativeRet);
}
else
{
JS_ReportError(cx, "Function FileMacAlias requires 3 or 4 parameters");
return JS_TRUE;
}
return JS_TRUE;
}
//
// Native method FileUnixLinkCreate
//
JSBool PR_CALLBACK
InstallFileOpFileUnixLink(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall *nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
PRInt32 nativeRet;
//nsAutoString b0;
PRInt32 b1;
JSObject *jsObj;
nsInstallFolder *folder;
*rval = JSVAL_NULL;
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
if(argc >= 2)
{
// public int FileUnixLinkCreate (String aSourceFolder,
// Number aFlags);
b1 = JSVAL_TO_INT(argv[1]);
if (argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0])) //argv[0] MUST be a jsval
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
jsObj = JSVAL_TO_OBJECT(argv[0]);
if (!JS_InstanceOf(cx, jsObj, &FileSpecObjectClass, nsnull))
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
folder = (nsInstallFolder*)JS_GetPrivate(cx, jsObj);
if(NS_OK != nativeThis->FileOpFileUnixLink(*folder, b1, &nativeRet))
{
return JS_TRUE;
}
*rval = INT_TO_JSVAL(nativeRet);
}
else
{
JS_ReportError(cx, "Function FileUnixLink requires 2 parameters");
return JS_TRUE;
}
return JS_TRUE;
}
//
// Native method WindowsRegisterServer
//
JSBool PR_CALLBACK
InstallFileOpWinRegisterServer(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsInstall *nativeThis = (nsInstall*)JS_GetPrivate(cx, obj);
PRInt32 nativeRet;
JSObject *jsObj;
nsInstallFolder *folder;
*rval = INT_TO_JSVAL(nsInstall::UNEXPECTED_ERROR);
// If there's no private data, this must be the prototype, so ignore
if(nsnull == nativeThis)
{
return JS_TRUE;
}
// public int WinRegisterServer (nsInstallFolder aNativeFolderPath);
if ( argc == 0 || argv[0] == JSVAL_NULL || !JSVAL_IS_OBJECT(argv[0])) //argv[0] MUST be a jsval
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
jsObj = JSVAL_TO_OBJECT(argv[0]);
if (!JS_InstanceOf(cx, jsObj, &FileSpecObjectClass, nsnull))
{
*rval = INT_TO_JSVAL(nsInstall::INVALID_ARGUMENTS);
return JS_TRUE;
}
folder = (nsInstallFolder*)JS_GetPrivate(cx, jsObj);
if(!folder || NS_OK != nativeThis->FileOpWinRegisterServer(*folder, &nativeRet))
{
return JS_TRUE;
}
*rval = INT_TO_JSVAL(nativeRet);
return JS_TRUE;
}
/***********************************************************************/
//
// Install Properties Getter
//
JSBool PR_CALLBACK
GetFileProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp)
{
return PR_TRUE;
}
/***********************************************************************/
//
// File Properties Setter
//
JSBool PR_CALLBACK
SetFileProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp)
{
return PR_TRUE;
}
/***********************************************************************/
//
// class for FileOp operations
//
JSClass FileOpClass = {
"File",
JSCLASS_HAS_PRIVATE,
JS_PropertyStub,
JS_PropertyStub,
GetFileProperty,
SetFileProperty,
JS_EnumerateStub,
JS_ResolveStub,
JS_ConvertStub,
JS_FinalizeStub
};
//
// File class methods
//
static JSFunctionSpec FileOpMethods[] =
{
{"dirCreate", InstallFileOpDirCreate, 1},
{"dirGetParent", InstallFileOpDirGetParent, 1},
{"dirRemove", InstallFileOpDirRemove, 2},
{"dirRename", InstallFileOpDirRename, 2},
{"copy", InstallFileOpFileCopy, 2},
{"remove", InstallFileOpFileRemove, 1},
{"exists", InstallFileOpFileExists, 1},
{"execute", InstallFileOpFileExecute, 2},
{"nativeVersion", InstallFileOpFileGetNativeVersion, 1},
{"windowsVersion", InstallFileOpFileGetNativeVersion, 1},
{"diskSpaceAvailable", InstallFileOpFileGetDiskSpaceAvailable,1},
{"modDate", InstallFileOpFileGetModDate, 1},
{"size", InstallFileOpFileGetSize, 1},
{"isDirectory", InstallFileOpFileIsDirectory, 1},
{"isWritable", InstallFileOpFileIsWritable, 1},
{"isFile", InstallFileOpFileIsFile, 1},
{"modDateChanged", InstallFileOpFileModDateChanged, 2},
{"move", InstallFileOpFileMove, 2},
{"rename", InstallFileOpFileRename, 2},
{"windowsGetShortName", InstallFileOpFileWindowsGetShortName, 1},
{"windowsShortcut", InstallFileOpFileWindowsShortcut, 7},
{"macAlias", InstallFileOpFileMacAlias, 2},
{"unixLink", InstallFileOpFileUnixLink, 2},
{"windowsRegisterServer", InstallFileOpWinRegisterServer, 1},
{0}
};
PRInt32 InitXPFileOpObjectPrototype(JSContext *jscontext,
JSObject *global,
JSObject **fileOpObjectPrototype)
{
if (global == nsnull)
{
return NS_ERROR_FAILURE;
}
*fileOpObjectPrototype = JS_InitClass( jscontext, // context
global, // global object
nsnull, // parent proto
&FileOpClass, // JSClass
nsnull, // JSNative ctor
0, // ctor args
nsnull, // proto props
nsnull, // proto funcs
nsnull, // ctor props (static)
FileOpMethods); // ctor funcs (static)
if (nsnull == fileOpObjectPrototype)
{
return NS_ERROR_FAILURE;
}
return NS_OK;
}