pjs/xpcom/io/nsLocalFileOS2.h

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* 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 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) 1998-2000 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
* Henry Sobotka <sobotka@axess.com>
*/
#ifndef _nsLocalFileOS2_H_
#define _nsLocalFileOS2_H_
#include "nscore.h"
#include "nsError.h"
#include "nsString.h"
#include "nsCRT.h"
#include "nsIFile.h"
#include "nsILocalFile.h"
#include "nsIFactory.h"
#include "nsLocalFile.h"
#define INCL_DOSFILEMGR
#define INCL_DOSERRORS
#define INCL_DOSPROCESS
#define INCL_DOSMODULEMGR
#include <os2.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <io.h>
#include <errno.h>
#define NSRESULT_FOR_RETURN(ret) (!(ret) ? NS_OK : NSRESULT_FOR_ERRNO())
inline nsresult
nsresultForErrno(int err)
{
#ifdef DEBUG
if (err)
fprintf(stderr, "errno %d\n", err);
#endif
switch(err) {
case 0:
return NS_OK;
case ENOENT:
return NS_ERROR_FILE_TARGET_DOES_NOT_EXIST;
case ENOTDIR:
return NS_ERROR_FILE_DESTINATION_NOT_DIR;
case EEXIST:
return NS_ERROR_FILE_ALREADY_EXISTS;
case EACCES:
default:
return NS_ERROR_FAILURE;
}
}
#define NSRESULT_FOR_ERRNO() nsresultForErrno(errno)
class NS_COM nsLocalFile : public nsILocalFile
{
public:
NS_DEFINE_STATIC_CID_ACCESSOR(NS_LOCAL_FILE_CID)
nsLocalFile();
virtual ~nsLocalFile();
static NS_METHOD nsLocalFileConstructor(nsISupports* outer, const nsIID& aIID, void* *aInstancePtr);
// nsISupports interface
NS_DECL_ISUPPORTS
// nsIFile interface
NS_DECL_NSIFILE
// nsILocalFile interface
NS_DECL_NSILOCALFILE
private:
// String guaranteed to be native path
nsCString mPath;
nsresult CheckDrive(const char* inPath);
// Filehandling method
nsresult CopyMove(nsIFile *newParentDir, const char *newName, PRBool move);
// stat caching members and inline methods
PRBool mHaveStatCached;
struct stat mStatCache;
void SetNoStatCache() { mHaveStatCached = PR_FALSE; }
nsresult LoadStatCache() {
if (stat((const char*)mPath, &mStatCache) == -1) {
#ifdef DEBUG
fprintf(stderr, "stat(%s) failed; errno: %d\n", (const char *)mPath, errno);
#endif
return NS_ERROR_FAILURE;
}
mHaveStatCached = PR_TRUE;
return NS_OK;
}
// Check path for system-reserved chars (inPath = whatever follows drive colon, if any)
PRBool ValidatePath(const char* inPath) {
return ((strpbrk(inPath, "<>:\"|") == NULL) ? PR_TRUE : PR_FALSE);
}
};
#endif // _nsLocalFileOS2_H_