mirror of
https://github.com/rn10950/RetroZilla.git
synced 2024-08-29 17:10:46 +02:00
784 lines
25 KiB
C++
784 lines
25 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Masayuki Nakano <masayuki@d-toybox.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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// This file is included by nsFileSpec.cp, and includes the Windows-specific
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// implementations.
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#include <sys/stat.h>
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#include <direct.h>
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#include <limits.h>
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#include <stdlib.h>
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#include "prio.h"
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#include "nsError.h"
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#include <windows.h>
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#include <mbstring.h>
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#if (_MSC_VER == 1100) || defined(__GNUC__)
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#define INITGUID
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#include <objbase.h>
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DEFINE_OLEGUID(IID_IPersistFile, 0x0000010BL, 0, 0);
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#endif
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#include <shlobj.h>
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#include <shellapi.h>
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#include <shlguid.h>
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#ifndef WINCE
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#ifdef UNICODE
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#define CreateDirectoryW CreateDirectory
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#else
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#define CreateDirectoryA CreateDirectory
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#endif
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#endif
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//----------------------------------------------------------------------------------------
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void nsFileSpecHelpers::Canonify(nsSimpleCharString& ioPath, PRBool inMakeDirs)
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// Canonify, make absolute, and check whether directories exist. This
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// takes a (possibly relative) native path and converts it into a
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// fully qualified native path.
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//----------------------------------------------------------------------------------------
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{
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if (ioPath.IsEmpty())
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return;
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NS_ASSERTION(strchr((const char*)ioPath, '/') == 0,
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"This smells like a Unix path. Native path expected! "
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"Please fix.");
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if (inMakeDirs)
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{
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const int mode = 0755;
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nsSimpleCharString unixStylePath = ioPath;
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nsFileSpecHelpers::NativeToUnix(unixStylePath);
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nsFileSpecHelpers::MakeAllDirectories((const char*)unixStylePath, mode);
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}
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char buffer[_MAX_PATH];
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errno = 0;
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*buffer = '\0';
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char* canonicalPath = _fullpath(buffer, ioPath, _MAX_PATH);
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if (canonicalPath)
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{
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NS_ASSERTION( canonicalPath[0] != '\0', "Uh oh...couldn't convert" );
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if (canonicalPath[0] == '\0')
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return;
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}
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ioPath = canonicalPath;
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} // nsFileSpecHelpers::Canonify
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//----------------------------------------------------------------------------------------
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void nsFileSpecHelpers::UnixToNative(nsSimpleCharString& ioPath)
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// This just does string manipulation. It doesn't check reality, or canonify, or
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// anything
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//----------------------------------------------------------------------------------------
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{
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// Allow for relative or absolute. We can do this in place, because the
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// native path is never longer.
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if (ioPath.IsEmpty())
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return;
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// Strip initial slash for an absolute path
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char* src = (char*)ioPath;
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if (*src == '/') {
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if (!src[1]) {
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// allocate new string by copying from ioPath[1]
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nsSimpleCharString temp = src + 1;
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ioPath = temp;
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return;
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}
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// Since it was an absolute path, check for the drive letter
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char* colonPointer = src + 2;
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if (strstr(src, "|/") == colonPointer)
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*colonPointer = ':';
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// allocate new string by copying from ioPath[1]
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nsSimpleCharString temp = src + 1;
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ioPath = temp;
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}
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// Convert '/' to '\'. (Must check EVERY character: consider UNC path
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// case.)
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for (src = (char*)ioPath; *src; ++src)
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{
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if (*src == '/')
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*src = '\\';
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}
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} // nsFileSpecHelpers::UnixToNative
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//----------------------------------------------------------------------------------------
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void nsFileSpecHelpers::NativeToUnix(nsSimpleCharString& ioPath)
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// This just does string manipulation. It doesn't check reality, or canonify, or
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// anything. The unix path is longer, so we can't do it in place.
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//----------------------------------------------------------------------------------------
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{
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if (ioPath.IsEmpty())
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return;
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// Convert the drive-letter separator, if present
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nsSimpleCharString temp("/");
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char* cp = (char*)ioPath + 1;
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if (strstr(cp, ":\\") == cp)
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*cp = '|'; // absolute path
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else
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if (cp[0] == '\\') // unc path
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cp--;
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else
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temp[0] = '\0'; // relative path
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// Convert '\' to '/'
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for (; *cp; cp++)
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{
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if(IsDBCSLeadByte(*cp) && *(cp+1) != nsnull)
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{
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cp++;
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continue;
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}
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if (*cp == '\\')
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*cp = '/';
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}
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// Add the slash in front.
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temp += ioPath;
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ioPath = temp;
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}
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//----------------------------------------------------------------------------------------
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nsFileSpec::nsFileSpec(const nsFilePath& inPath)
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//----------------------------------------------------------------------------------------
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{
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// NS_ASSERTION(0, "nsFileSpec is unsupported - use nsIFile!");
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*this = inPath;
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}
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//----------------------------------------------------------------------------------------
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void nsFileSpec::operator = (const nsFilePath& inPath)
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//----------------------------------------------------------------------------------------
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{
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mPath = (const char*)inPath;
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nsFileSpecHelpers::UnixToNative(mPath);
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mError = NS_OK;
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} // nsFileSpec::operator =
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//----------------------------------------------------------------------------------------
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nsFilePath::nsFilePath(const nsFileSpec& inSpec)
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//----------------------------------------------------------------------------------------
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{
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*this = inSpec;
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} // nsFilePath::nsFilePath
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//----------------------------------------------------------------------------------------
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void nsFilePath::operator = (const nsFileSpec& inSpec)
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//----------------------------------------------------------------------------------------
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{
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mPath = inSpec.mPath;
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nsFileSpecHelpers::NativeToUnix(mPath);
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} // nsFilePath::operator =
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//----------------------------------------------------------------------------------------
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void nsFileSpec::SetLeafName(const char* inLeafName)
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//----------------------------------------------------------------------------------------
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{
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NS_ASSERTION(inLeafName, "Attempt to SetLeafName with a null string");
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mPath.LeafReplace('\\', inLeafName);
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} // nsFileSpec::SetLeafName
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//----------------------------------------------------------------------------------------
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char* nsFileSpec::GetLeafName() const
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//----------------------------------------------------------------------------------------
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{
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return mPath.GetLeaf('\\');
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} // nsFileSpec::GetLeafName
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//----------------------------------------------------------------------------------------
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PRBool nsFileSpec::Exists() const
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//----------------------------------------------------------------------------------------
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{
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struct stat st;
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return !mPath.IsEmpty() && 0 == stat(nsNSPRPath(*this), &st);
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} // nsFileSpec::Exists
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//----------------------------------------------------------------------------------------
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void nsFileSpec::GetModDate(TimeStamp& outStamp) const
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//----------------------------------------------------------------------------------------
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{
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struct stat st;
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if (!mPath.IsEmpty() && stat(nsNSPRPath(*this), &st) == 0)
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outStamp = st.st_mtime;
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else
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outStamp = 0;
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} // nsFileSpec::GetModDate
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//----------------------------------------------------------------------------------------
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PRUint32 nsFileSpec::GetFileSize() const
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//----------------------------------------------------------------------------------------
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{
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struct stat st;
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if (!mPath.IsEmpty() && stat(nsNSPRPath(*this), &st) == 0)
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return (PRUint32)st.st_size;
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return 0;
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} // nsFileSpec::GetFileSize
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//----------------------------------------------------------------------------------------
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PRBool nsFileSpec::IsFile() const
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//----------------------------------------------------------------------------------------
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{
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struct stat st;
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return !mPath.IsEmpty() && 0 == stat(nsNSPRPath(*this), &st) && (_S_IFREG & st.st_mode);
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} // nsFileSpec::IsFile
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//----------------------------------------------------------------------------------------
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PRBool nsFileSpec::IsDirectory() const
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//----------------------------------------------------------------------------------------
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{
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struct stat st;
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return !mPath.IsEmpty() && 0 == stat(nsNSPRPath(*this), &st) && (_S_IFDIR & st.st_mode);
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} // nsFileSpec::IsDirectory
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//----------------------------------------------------------------------------------------
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PRBool nsFileSpec::IsHidden() const
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//----------------------------------------------------------------------------------------
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{
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PRBool hidden = PR_FALSE;
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if (!mPath.IsEmpty())
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{
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DWORD attr = GetFileAttributes(mPath);
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if (FILE_ATTRIBUTE_HIDDEN & attr)
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hidden = PR_TRUE;
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}
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return hidden;
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}
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// nsFileSpec::IsHidden
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//----------------------------------------------------------------------------------------
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PRBool nsFileSpec::IsSymlink() const
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//----------------------------------------------------------------------------------------
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{
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HRESULT hres;
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IShellLink* psl;
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PRBool isSymlink = PR_FALSE;
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#ifndef WINCE
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CoInitialize(NULL);
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// Get a pointer to the IShellLink interface.
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hres = CoCreateInstance(CLSID_ShellLink, NULL, CLSCTX_INPROC_SERVER, IID_IShellLink, (void**)&psl);
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if (SUCCEEDED(hres))
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{
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IPersistFile* ppf;
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// Get a pointer to the IPersistFile interface.
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hres = psl->QueryInterface(IID_IPersistFile, (void**)&ppf);
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if (SUCCEEDED(hres))
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{
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WCHAR wsz[MAX_PATH];
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// Ensure that the string is Unicode.
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MultiByteToWideChar(CP_ACP, 0, mPath, -1, wsz, MAX_PATH);
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// Load the shortcut.
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hres = ppf->Load(wsz, STGM_READ);
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if (SUCCEEDED(hres))
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{
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isSymlink = PR_TRUE;
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}
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// Release the pointer to the IPersistFile interface.
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ppf->Release();
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}
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// Release the pointer to the IShellLink interface.
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psl->Release();
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}
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CoUninitialize();
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#endif
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return isSymlink;
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}
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//----------------------------------------------------------------------------------------
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nsresult nsFileSpec::ResolveSymlink(PRBool& wasSymlink)
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//----------------------------------------------------------------------------------------
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{
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wasSymlink = PR_FALSE; // assume failure
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#ifndef WINCE
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if (Exists())
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return NS_OK;
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HRESULT hres;
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IShellLink* psl;
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CoInitialize(NULL);
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// Get a pointer to the IShellLink interface.
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hres = CoCreateInstance(CLSID_ShellLink, NULL, CLSCTX_INPROC_SERVER, IID_IShellLink, (void**)&psl);
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if (SUCCEEDED(hres))
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{
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IPersistFile* ppf;
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// Get a pointer to the IPersistFile interface.
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hres = psl->QueryInterface(IID_IPersistFile, (void**)&ppf);
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if (SUCCEEDED(hres))
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{
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WCHAR wsz[MAX_PATH];
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// Ensure that the string is Unicode.
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MultiByteToWideChar(CP_ACP, 0, mPath, -1, wsz, MAX_PATH);
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// Load the shortcut.
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hres = ppf->Load(wsz, STGM_READ);
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if (SUCCEEDED(hres))
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{
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wasSymlink = PR_TRUE;
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// Resolve the link.
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hres = psl->Resolve(nsnull, SLR_NO_UI );
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if (SUCCEEDED(hres))
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{
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char szGotPath[MAX_PATH];
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WIN32_FIND_DATA wfd;
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// Get the path to the link target.
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hres = psl->GetPath( szGotPath, MAX_PATH, &wfd, SLGP_UNCPRIORITY );
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if (SUCCEEDED(hres))
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{
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// Here we modify the nsFileSpec;
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mPath = szGotPath;
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mError = NS_OK;
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}
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}
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}
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else {
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// It wasn't a shortcut. Oh well. Leave it like it was.
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hres = 0;
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}
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|
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// Release the pointer to the IPersistFile interface.
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ppf->Release();
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}
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// Release the pointer to the IShellLink interface.
|
|
psl->Release();
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}
|
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|
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CoUninitialize();
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|
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if (SUCCEEDED(hres))
|
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return NS_OK;
|
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|
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return NS_FILE_FAILURE;
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#else
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return NS_OK;
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#endif //WINCE
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}
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|
|
|
|
|
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//----------------------------------------------------------------------------------------
|
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void nsFileSpec::GetParent(nsFileSpec& outSpec) const
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//----------------------------------------------------------------------------------------
|
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{
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outSpec.mPath = mPath;
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char* chars = (char*)outSpec.mPath;
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chars[outSpec.mPath.Length() - 1] = '\0'; // avoid trailing separator, if any
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unsigned char* cp = _mbsrchr((unsigned char*)chars, '\\');
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if (cp++)
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outSpec.mPath.SetLength(cp - (unsigned char*)chars); // truncate.
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} // nsFileSpec::GetParent
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|
|
//----------------------------------------------------------------------------------------
|
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void nsFileSpec::operator += (const char* inRelativePath)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
NS_ASSERTION(inRelativePath, "Attempt to do += with a null string");
|
|
|
|
if (!inRelativePath || mPath.IsEmpty())
|
|
return;
|
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|
|
if (mPath[mPath.Length() - 1] == '\\')
|
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mPath += "x";
|
|
else
|
|
mPath += "\\x";
|
|
|
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// If it's a (unix) relative path, make it native
|
|
nsSimpleCharString dosPath = inRelativePath;
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nsFileSpecHelpers::UnixToNative(dosPath);
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SetLeafName(dosPath);
|
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} // nsFileSpec::operator +=
|
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|
|
//----------------------------------------------------------------------------------------
|
|
void nsFileSpec::CreateDirectory(int /*mode*/)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
// Note that mPath is canonical!
|
|
if (!mPath.IsEmpty())
|
|
mkdir(nsNSPRPath(*this));
|
|
} // nsFileSpec::CreateDirectory
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
void nsFileSpec::Delete(PRBool inRecursive) const
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
if (IsDirectory())
|
|
{
|
|
if (inRecursive)
|
|
{
|
|
for (nsDirectoryIterator i(*this, PR_FALSE); i.Exists(); i++)
|
|
{
|
|
nsFileSpec& child = (nsFileSpec&)i;
|
|
child.Delete(inRecursive);
|
|
}
|
|
}
|
|
rmdir(nsNSPRPath(*this));
|
|
}
|
|
else if (!mPath.IsEmpty())
|
|
{
|
|
remove(nsNSPRPath(*this));
|
|
}
|
|
} // nsFileSpec::Delete
|
|
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
void nsFileSpec::RecursiveCopy(nsFileSpec newDir) const
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
if (IsDirectory())
|
|
{
|
|
if (!(newDir.Exists()))
|
|
{
|
|
newDir.CreateDirectory();
|
|
}
|
|
|
|
for (nsDirectoryIterator i(*this, PR_FALSE); i.Exists(); i++)
|
|
{
|
|
nsFileSpec& child = (nsFileSpec&)i;
|
|
|
|
if (child.IsDirectory())
|
|
{
|
|
nsFileSpec tmpDirSpec(newDir);
|
|
|
|
char *leafname = child.GetLeafName();
|
|
tmpDirSpec += leafname;
|
|
nsCRT::free(leafname);
|
|
|
|
child.RecursiveCopy(tmpDirSpec);
|
|
}
|
|
else
|
|
{
|
|
child.RecursiveCopy(newDir);
|
|
}
|
|
}
|
|
}
|
|
else if (!mPath.IsEmpty())
|
|
{
|
|
nsFileSpec& filePath = (nsFileSpec&) *this;
|
|
|
|
if (!(newDir.Exists()))
|
|
{
|
|
newDir.CreateDirectory();
|
|
}
|
|
|
|
filePath.CopyToDir(newDir);
|
|
}
|
|
} // nsFileSpec::RecursiveCopy
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsresult
|
|
nsFileSpec::Truncate(PRUint32 aNewFileLength) const
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
HANDLE hFile;
|
|
LARGE_INTEGER li;
|
|
|
|
// Leave it to Microsoft to open an existing file with a function
|
|
// named "CreateFile".
|
|
hFile = CreateFile(mPath,
|
|
GENERIC_WRITE,
|
|
FILE_SHARE_READ,
|
|
NULL,
|
|
OPEN_EXISTING,
|
|
FILE_ATTRIBUTE_NORMAL,
|
|
NULL);
|
|
if (hFile == INVALID_HANDLE_VALUE)
|
|
return NS_FILE_FAILURE;
|
|
|
|
// Seek to new, desired end of file
|
|
li.QuadPart = aNewFileLength;
|
|
li.LowPart = SetFilePointer(hFile,
|
|
li.LowPart,
|
|
&li.HighPart,
|
|
FILE_BEGIN);
|
|
if (0xffffffff == li.LowPart && GetLastError() != NO_ERROR)
|
|
goto error;
|
|
|
|
// Truncate file at current cursor position
|
|
if (!SetEndOfFile(hFile))
|
|
goto error;
|
|
|
|
if (!CloseHandle(hFile))
|
|
return NS_FILE_FAILURE;
|
|
|
|
return NS_OK;
|
|
|
|
error:
|
|
CloseHandle(hFile);
|
|
return NS_FILE_FAILURE;
|
|
|
|
} // nsFileSpec::Truncate
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsresult nsFileSpec::Rename(const char* inNewName)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
NS_ASSERTION(inNewName, "Attempt to Rename with a null string");
|
|
|
|
// This function should not be used to move a file on disk.
|
|
if (strchr(inNewName, '/'))
|
|
return NS_FILE_FAILURE;
|
|
|
|
char* oldPath = nsCRT::strdup(mPath);
|
|
|
|
SetLeafName(inNewName);
|
|
|
|
if (PR_Rename(oldPath, mPath) != NS_OK)
|
|
{
|
|
// Could not rename, set back to the original.
|
|
mPath = oldPath;
|
|
return NS_FILE_FAILURE;
|
|
}
|
|
|
|
nsCRT::free(oldPath);
|
|
|
|
return NS_OK;
|
|
} // nsFileSpec::Rename
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsresult nsFileSpec::CopyToDir(const nsFileSpec& inParentDirectory) const
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
// We can only copy into a directory, and (for now) can not copy entire directories
|
|
if (inParentDirectory.IsDirectory() && (! IsDirectory() ) )
|
|
{
|
|
char *leafname = GetLeafName();
|
|
nsSimpleCharString destPath(inParentDirectory.GetCString());
|
|
destPath += "\\";
|
|
destPath += leafname;
|
|
nsCRT::free(leafname);
|
|
|
|
// CopyFile returns non-zero if succeeds
|
|
int copyOK = CopyFile(GetCString(), destPath, PR_TRUE);
|
|
if (copyOK)
|
|
return NS_OK;
|
|
}
|
|
return NS_FILE_FAILURE;
|
|
} // nsFileSpec::CopyToDir
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsresult nsFileSpec::MoveToDir(const nsFileSpec& inNewParentDirectory)
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
// We can only copy into a directory, and (for now) can not copy entire directories
|
|
if (inNewParentDirectory.IsDirectory() && (! IsDirectory() ) )
|
|
{
|
|
char *leafname = GetLeafName();
|
|
nsSimpleCharString destPath(inNewParentDirectory.GetCString());
|
|
destPath += "\\";
|
|
destPath += leafname;
|
|
nsCRT::free(leafname);
|
|
|
|
// MoveFile returns non-zero if succeeds
|
|
int copyOK = MoveFile(GetCString(), destPath);
|
|
|
|
if (copyOK)
|
|
{
|
|
*this = inNewParentDirectory + GetLeafName();
|
|
return NS_OK;
|
|
}
|
|
|
|
}
|
|
return NS_FILE_FAILURE;
|
|
} // nsFileSpec::MoveToDir
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsresult nsFileSpec::Execute(const char* inArgs ) const
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
#ifndef WINCE
|
|
if (!IsDirectory())
|
|
{
|
|
nsSimpleCharString fileNameWithArgs = "\"";
|
|
fileNameWithArgs += mPath + "\" " + inArgs;
|
|
int execResult = WinExec( fileNameWithArgs, SW_NORMAL );
|
|
if (execResult > 31)
|
|
return NS_OK;
|
|
}
|
|
#endif
|
|
return NS_FILE_FAILURE;
|
|
} // nsFileSpec::Execute
|
|
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
PRInt64 nsFileSpec::GetDiskSpaceAvailable() const
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
#ifndef WINCE
|
|
PRInt64 int64;
|
|
|
|
LL_I2L(int64 , LONG_MAX);
|
|
|
|
char aDrive[_MAX_DRIVE + 2];
|
|
_splitpath( (const char*)mPath, aDrive, NULL, NULL, NULL);
|
|
|
|
if (aDrive[0] == '\0')
|
|
{
|
|
// The back end is always trying to pass us paths that look
|
|
// like /c|/netscape/mail. See if we've got one of them
|
|
if (mPath.Length() > 2 && mPath[0] == '/' && mPath[2] == '|')
|
|
{
|
|
aDrive[0] = mPath[1];
|
|
aDrive[1] = ':';
|
|
aDrive[2] = '\0';
|
|
}
|
|
else
|
|
{
|
|
// Return bogus large number and hope for the best
|
|
return int64;
|
|
}
|
|
}
|
|
|
|
strcat(aDrive, "\\");
|
|
|
|
// Check disk space
|
|
DWORD dwSecPerClus, dwBytesPerSec, dwFreeClus, dwTotalClus;
|
|
ULARGE_INTEGER liFreeBytesAvailableToCaller, liTotalNumberOfBytes, liTotalNumberOfFreeBytes;
|
|
double nBytes = 0;
|
|
|
|
BOOL (WINAPI* getDiskFreeSpaceExA)(LPCTSTR lpDirectoryName,
|
|
PULARGE_INTEGER lpFreeBytesAvailableToCaller,
|
|
PULARGE_INTEGER lpTotalNumberOfBytes,
|
|
PULARGE_INTEGER lpTotalNumberOfFreeBytes) = NULL;
|
|
|
|
HINSTANCE hInst = LoadLibrary("KERNEL32.DLL");
|
|
NS_ASSERTION(hInst != NULL, "COULD NOT LOAD KERNEL32.DLL");
|
|
if (hInst != NULL)
|
|
{
|
|
getDiskFreeSpaceExA = (BOOL (WINAPI*)(LPCTSTR lpDirectoryName,
|
|
PULARGE_INTEGER lpFreeBytesAvailableToCaller,
|
|
PULARGE_INTEGER lpTotalNumberOfBytes,
|
|
PULARGE_INTEGER lpTotalNumberOfFreeBytes))
|
|
GetProcAddress(hInst, "GetDiskFreeSpaceExA");
|
|
FreeLibrary(hInst);
|
|
}
|
|
|
|
if (getDiskFreeSpaceExA && (*getDiskFreeSpaceExA)(aDrive,
|
|
&liFreeBytesAvailableToCaller,
|
|
&liTotalNumberOfBytes,
|
|
&liTotalNumberOfFreeBytes))
|
|
{
|
|
nBytes = (double)(signed __int64)liFreeBytesAvailableToCaller.QuadPart;
|
|
}
|
|
else if ( GetDiskFreeSpace(aDrive, &dwSecPerClus, &dwBytesPerSec, &dwFreeClus, &dwTotalClus))
|
|
{
|
|
nBytes = (double)dwFreeClus*(double)dwSecPerClus*(double) dwBytesPerSec;
|
|
}
|
|
return (PRInt64)nBytes;
|
|
#else
|
|
return (PRInt64)0;
|
|
#endif
|
|
}
|
|
|
|
|
|
|
|
//========================================================================================
|
|
// nsDirectoryIterator
|
|
//========================================================================================
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsDirectoryIterator::nsDirectoryIterator(const nsFileSpec& inDirectory, PRBool resolveSymlink)
|
|
//----------------------------------------------------------------------------------------
|
|
: mCurrent(inDirectory)
|
|
, mDir(nsnull)
|
|
, mStarting(inDirectory)
|
|
, mExists(PR_FALSE)
|
|
, mResoveSymLinks(resolveSymlink)
|
|
{
|
|
mDir = PR_OpenDir(inDirectory);
|
|
mCurrent += "dummy";
|
|
mStarting += "dummy";
|
|
++(*this);
|
|
} // nsDirectoryIterator::nsDirectoryIterator
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsDirectoryIterator::~nsDirectoryIterator()
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
if (mDir)
|
|
PR_CloseDir(mDir);
|
|
} // nsDirectoryIterator::nsDirectoryIterator
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsDirectoryIterator& nsDirectoryIterator::operator ++ ()
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
mExists = PR_FALSE;
|
|
if (!mDir)
|
|
return *this;
|
|
PRDirEntry* entry = PR_ReadDir(mDir, PR_SKIP_BOTH); // Ignore '.' && '..'
|
|
if (entry)
|
|
{
|
|
mExists = PR_TRUE;
|
|
mCurrent = mStarting;
|
|
mCurrent.SetLeafName(entry->name);
|
|
if (mResoveSymLinks)
|
|
{
|
|
PRBool ignore;
|
|
mCurrent.ResolveSymlink(ignore);
|
|
}
|
|
}
|
|
return *this;
|
|
} // nsDirectoryIterator::operator ++
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
nsDirectoryIterator& nsDirectoryIterator::operator -- ()
|
|
//----------------------------------------------------------------------------------------
|
|
{
|
|
return ++(*this); // can't do it backwards.
|
|
} // nsDirectoryIterator::operator --
|
|
|