Initial checkin of nsIFile windows implementation. bug 13320. r=dougt

Not hooked up to build, yet.

xpcom/io/nsFileUtils.cpp

@@ -0,0 +1,31 @@
+#include "nscore.h"
+#include "nsIComponentManager.h"
+#include "nsIFile.h"
+#include "nsIDirectoryEnumerator.h"
+#include "nsIDirEnumeratorImpl.h"
+#include "nsFileUtils.h"
+
+
+nsresult NS_COM 
+NS_NewFile(nsIFile** file)
+{
+    return nsComponentManager::CreateInstance(NS_FILE_PROGID, 
+                                              nsnull, 
+                                              nsCOMTypeInfo<nsIFile>::GetIID(), 
+                                              (void**)file);
+}
+
+nsresult NS_COM 
+NS_NewDirectoryEnumerator(nsIFile* parent, PRBool resolveSymlinks, nsIDirectoryEnumerator** enumerator)
+{
+    nsresult rv = nsComponentManager::CreateInstance(NS_DIRECTORY_ENUMERATOR_PROGID, 
+                                         nsnull, 
+                                         nsCOMTypeInfo<nsIDirectoryEnumerator>::GetIID(), 
+                                         (void**)enumerator); 
+        
+    if (NS_SUCCEEDED(rv) && *enumerator)
+    {
+        (*enumerator)->Init(parent, resolveSymlinks);
+    }
+    return rv;
+}

xpcom/io/nsFileUtils.h

@@ -0,0 +1,38 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/*
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (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 Communicator client code, 
+ * released March 31, 1998. 
+ *
+ * The Initial Developer of the Original Code is Netscape Communications 
+ * Corporation.  Portions created by Netscape are 
+ * Copyright (C) 1998-1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ *
+ * Contributors:
+ *     Doug Turner <dougt@netscape.com>
+ */
+
+#ifndef _NSIFILEUTILS_H_
+#define _NSIFILEUTILS_H_
+
+#include "nscore.h"
+
+#include "nsIFile.h"
+#include "nsIDirectoryEnumerator.h"
+
+// Helper function(s)
+nsresult NS_COM NS_NewFile(nsIFile** file);
+
+nsresult NS_COM NS_NewDirectoryEnumerator(nsIFile* parent, PRBool resolveSymlinks, nsIDirectoryEnumerator** enumerator);
+
+#endif

xpcom/io/nsIDirEnumeratorImpl.h

@@ -0,0 +1,40 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/*
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (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 Communicator client code, 
+ * released March 31, 1998. 
+ *
+ * The Initial Developer of the Original Code is Netscape Communications 
+ * Corporation.  Portions created by Netscape are 
+ * Copyright (C) 1998-1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ *
+ * Contributors:
+ *     Doug Turner <dougt@netscape.com>
+ */
+
+#ifndef _NSIDIRENUMERATORIMPL_H_
+#define _NSIDIRENUMERATORIMPL_H_
+
+#define NS_IDIRECTORYENUMERATOR_CID {0xe67dcbe0, 0x6a21, 0x11d3, {0x8c, 0x51, 0x00, 0x60, 0x97, 0x92, 0x27, 0x8c}}
+
+// nsXPComInit needs to know about how we are implmented,
+// so here we will export it.  Other users should not depend
+// on this
+
+#ifdef XP_PC
+#include "nsIDirEnumeratorImplWin.h"
+#else
+#error NOT_IMPLEMENTED
+#endif
+
+#endif

xpcom/io/nsIDirEnumeratorImplWin.cpp

@@ -0,0 +1,148 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/*
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (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 Communicator client code, 
+ * released March 31, 1998. 
+ *
+ * The Initial Developer of the Original Code is Netscape Communications 
+ * Corporation.  Portions created by Netscape are 
+ * Copyright (C) 1998-1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ *
+ * Contributors:
+ *     Doug Turner <dougt@netscape.com>
+ */
+
+
+#include "nsIComponentManager.h"
+#include "nsIDirEnumeratorImpl.h"
+#include "nsIDirEnumeratorImplWin.h"
+#include "nsFileUtils.h"
+
+nsIDirEnumeratorImpl::nsIDirEnumeratorImpl()
+{
+    NS_INIT_REFCNT();
+    mDir = nsnull;
+}
+
+nsIDirEnumeratorImpl::~nsIDirEnumeratorImpl()
+{
+    NS_ASSERTION(mRefCnt == 0, "non-zero refcnt at destruction");
+    
+    if (mDir)
+	    PR_CloseDir(mDir);    
+}
+
+
+/* nsISupports interface implementation. */
+NS_IMPL_ISUPPORTS1(nsIDirEnumeratorImpl, nsIDirectoryEnumerator)
+
+NS_METHOD
+nsIDirEnumeratorImpl::Create(nsISupports* outer, const nsIID& aIID, void* *aInstancePtr)
+{
+    NS_ENSURE_ARG_POINTER(aInstancePtr);
+    NS_ENSURE_PROPER_AGGREGATION(outer, aIID);
+
+    nsIDirEnumeratorImpl* inst = new nsIDirEnumeratorImpl();
+    if (inst == NULL)
+        return NS_ERROR_OUT_OF_MEMORY;
+    
+    nsresult rv = inst->QueryInterface(aIID, aInstancePtr);
+    if (NS_FAILED(rv))
+    {
+        delete inst;
+        return rv;
+    }
+    return NS_OK;
+}
+
+NS_IMETHODIMP  
+nsIDirEnumeratorImpl::Init(nsIFile *parent, PRBool resolveSymlinks)
+{
+    char* filepath;
+    parent->GetPath(nsIFile::NSPR_PATH, &filepath);
+
+    if (filepath == nsnull)
+        return NS_ERROR_OUT_OF_MEMORY;
+
+    mDir = PR_OpenDir(filepath);
+
+    if (mDir == nsnull)    // not a directory
+        return NS_ERROR_FAILURE;
+
+    nsAllocator::Free(filepath);
+
+    mParent   = parent;
+
+    mResolveSymlinks = resolveSymlinks;
+    
+    return NS_NewFile(&mNext);
+}
+
+/* boolean HasMoreElements (); */
+NS_IMETHODIMP  
+nsIDirEnumeratorImpl::HasMoreElements(PRBool *result) 
+{
+    nsresult rv;
+    *result = PR_FALSE;
+    
+    if (mDir) 
+    {
+        PRDirEntry* entry = PR_ReadDir(mDir, PR_SKIP_BOTH);
+        if (entry == nsnull) 
+            return NS_OK;
+        
+        mNext->InitWithFile(mParent);
+        rv = mNext->AppendPath(entry->name);  // TODO.  entry->name maybe a NATIVE_PATH
+
+        // if (mResoveSymLinks)
+        //{   
+            // PRBool isSymlink;
+            // mNext->IsSymlink(&isSymlink);
+        
+            //if (isSymlink)
+            //{   
+            //   // initalized mNext to the resolved file.    
+            //}
+        //}
+
+        if (NS_FAILED(rv)) 
+            return rv;
+    }
+    
+    *result = PR_TRUE;
+    return NS_OK;
+
+}
+
+/* nsISupports GetNext (); */
+NS_IMETHODIMP  
+nsIDirEnumeratorImpl::GetNext(nsISupports **_retval)
+{
+    nsresult rv;
+    PRBool hasMore;
+    
+    rv = HasMoreElements(&hasMore);
+    if (NS_FAILED(rv)) 
+        return rv;
+    
+    nsIFile *file;
+    rv = NS_NewFile(&file);
+    
+    if (NS_FAILED(rv)) 
+        return rv;
+
+    rv = file->InitWithFile(mNext);
+    
+    *_retval = file;        // TODO: QI needed?
+    return rv;
+}

xpcom/io/nsIDirEnumeratorImplWin.h

@@ -0,0 +1,61 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/*
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (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 Communicator client code, 
+ * released March 31, 1998. 
+ *
+ * The Initial Developer of the Original Code is Netscape Communications 
+ * Corporation.  Portions created by Netscape are 
+ * Copyright (C) 1998-1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ *
+ * Contributors:
+ *     Doug Turner <dougt@netscape.com>
+ */
+
+#ifndef _NSIDIRENUMERATORIMPLWIN_H_
+#define _NSIDIRENUMERATORIMPLWIN_H_
+
+#include "nscore.h"
+#include "prio.h"
+#include "nsIDirectoryEnumerator.h"
+#include "nsIDirEnumeratorImpl.h"
+
+class NS_COM  
+nsIDirEnumeratorImpl : public nsIDirectoryEnumerator
+{
+public:
+    NS_DEFINE_STATIC_CID_ACCESSOR(NS_IDIRECTORYENUMERATOR_CID)
+    
+    nsIDirEnumeratorImpl();
+    virtual ~nsIDirEnumeratorImpl();
+
+    static NS_METHOD Create(nsISupports* outer, const nsIID& aIID, void* *aInstancePtr);
+
+    // nsISupports interface
+    NS_DECL_ISUPPORTS
+    
+    NS_DECL_NSISIMPLEENUMERATOR
+
+    // nsIDirectoryIterator interface
+    NS_DECL_NSIDIRECTORYENUMERATOR
+    
+protected:
+    PRDir* mDir;
+
+    nsIFile *mParent;
+    nsIFile *mNext;
+    PRBool mResolveSymlinks;
+    const nsIFile *mStarting;
+};
+
+#endif

xpcom/io/nsIFileImpl.h

@@ -0,0 +1,40 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/*
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (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 Communicator client code, 
+ * released March 31, 1998. 
+ *
+ * The Initial Developer of the Original Code is Netscape Communications 
+ * Corporation.  Portions created by Netscape are 
+ * Copyright (C) 1998-1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ *
+ * Contributors:
+ *     Doug Turner <dougt@netscape.com>
+ */
+
+#ifndef _NSIFILEIMPL_H_
+#define _NSIFILEIMPL_H_
+
+#define NS_IFILEIMPL_CID {0x2e23e220, 0x60be, 0x11d3, {0x8c, 0x4a, 0x00, 0x00, 0x64, 0x65, 0x73, 0x74}}
+
+// nsXPComInit needs to know about how we are implmented,
+// so here we will export it.  Other users should not depend
+// on this.
+
+#ifdef XP_PC
+#include "nsIFileImplWin.h"
+#else
+#error NOT_IMPLEMENTED
+#endif
+
+#endif

xpcom/io/nsIFileImplWin.h

@@ -0,0 +1,86 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/*
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (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 Communicator client code, 
+ * released March 31, 1998. 
+ *
+ * The Initial Developer of the Original Code is Netscape Communications 
+ * Corporation.  Portions created by Netscape are 
+ * Copyright (C) 1998-1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ *
+ * Contributors:
+ *     Doug Turner <dougt@netscape.com>
+ */
+
+#ifndef _NSIFILEIMPLWIN_H_
+#define _NSIFILEIMPLWIN_H_
+
+#include "nscore.h"
+#include "nsError.h"
+#include "nsString.h"
+#include "nsCRT.h"
+#include "nsIFile.h"
+#include "nsIFactory.h"
+#include "nsIFileImpl.h"
+
+#include <sys/stat.h>
+
+class NS_COM nsIFileImpl : public nsIFile
+{
+public:
+    NS_DEFINE_STATIC_CID_ACCESSOR(NS_IFILEIMPL_CID)
+    
+    nsIFileImpl();
+    virtual ~nsIFileImpl();
+
+    static NS_METHOD Create(nsISupports* outer, const nsIID& aIID, void* *aInstancePtr);
+
+    // nsISupports interface
+    NS_DECL_ISUPPORTS
+    
+    // nsIFile interface
+    NS_DECL_NSIFILE
+
+private:
+
+    // this string will alway be in native format!
+    nsCString mWorkingPath;
+
+    // this is the flag which indicates if I can used cached information about the files
+    // resolved stat.
+    PRBool mResolutionDirty;
+    
+    // this will be the resolve path which will *NEVER* be return to the user
+    nsCString mResolvedPath;
+    
+    // this is the flag which indicates if I can used cached information about the file's
+    // stat information
+    PRBool mStatDirty;
+
+    // for buffered stat calls.
+    struct stat mBuffered_st;
+    int mBuffered_stat_rv;
+
+    void convertToNative(PRUint32 type, const char* filePath, char** nativeFilePath);
+    void convertFromNative(PRUint32 type, const char* inFilePath, char** outFilePath);
+    
+    nsresult resolveWorkingPath();
+    
+    nsresult bufferedStat(struct stat *st);
+    void makeDirty();
+
+    nsresult copymove(nsIFile *newParentDir, const char *newName, PRBool followSymlinks, PRBool move);
+
+};
+
+#endif