зеркало из https://github.com/mozilla/gecko-dev.git
149 строки
4.3 KiB
C++
149 строки
4.3 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#ifndef __nsINetFile_h
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#define __nsINetFile_h
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#include "nsISupports.h"
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#include "nsString.h"
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#include "prio.h"
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// These defines are for temporary use until we get a real dir manager.
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#define USER_DIR_TOK "%USER%"
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#define USER_DIR "e:\\projects\\ng"
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#define CACHE_DIR_TOK "%CACHE_D%"
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#define CACHE_DIR "e:\\projects\\ng\\cache"
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#define COOKIE_FILE_TOK "%COOKIE_F%"
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#define CACHE_DB_F_TOK "%CACHE_DB_F%"
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#define CACHE_DB_FILE "fat.db"
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#ifdef XP_PC
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#define COOKIE_FILE "cookies.txt"
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#else
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#define COOKIE_FILE "cookies"
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#endif
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#define DEF_DIR_TOK "%DEF_D%"
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#define DEF_DIR "e:\\projects\\ng"
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// {9E04ADC2-2B1D-11d2-B6EB-00805F8A2676}
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#define NS_INETFILE_IID \
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{ 0x9e04adc2, 0x2b1d, 0x11d2, \
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{0xb6, 0xeb, 0x00, 0x80, 0x5f, 0x8a, 0x26, 0x76} }
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// Represents a file for use with nsINetFile routines.
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typedef struct _nsFile {
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PRFileDesc *fd;
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} nsFile;
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// Represents a directory for use with nsINetFile routines.
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typedef struct _nsDir {
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PRDir *dir;
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} nsDir;
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// Open flags. Used with nsINetFile::OpenFile.
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typedef enum {
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nsRead = 1,
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nsWrite = 2,
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nsReadWrite = 3,
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nsReadBinary = 5,
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nsWriteBinary = 6,
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nsReadWriteBinary = 7,
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nsOverWrite = 8
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} nsFileMode;
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class nsINetFile: public nsISupports {
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public:
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/*
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* File methods
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*/
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// Convert a generic file names into a platform file path
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// Currently generic file location information is prepended to the
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// begining of aName. For example, if I wanted to open the cookie file,
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// I'd pass in "%USER%\cookies.txt . aName is platform specific.
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NS_IMETHOD GetFilePath(const char *aName, char **aRes) = 0;
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NS_IMETHOD GetTemporaryFilePath(const char *aName, char **aRes) = 0;
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NS_IMETHOD GetUniqueFilePath(const char *aName, char **aRes) = 0;
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NS_IMETHOD GetCacheFileName(char *aDirTok, char **aRes) = 0;
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// Open a file
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NS_IMETHOD OpenFile(const char *aPath, nsFileMode aMode,
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nsFile** aRes) = 0;
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// Close a file
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NS_IMETHOD CloseFile(nsFile* aFile) = 0;
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// Read a file
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NS_IMETHOD FileRead(nsFile *aFile, char **aBuf,
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PRInt32 *aBuflen,
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PRInt32 *aBytesRead) = 0;
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NS_IMETHOD FileReadLine(nsFile *aFile, char **aBuf,
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PRInt32 *aBuflen,
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PRInt32 *aBytesRead) = 0;
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// Write a file
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NS_IMETHOD FileWrite(nsFile *aFile, const char *aBuf,
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PRInt32 *aLen,
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PRInt32 *aBytesWritten) = 0;
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// Sync a file with disk
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NS_IMETHOD FileSync(nsFile *aFile) = 0;
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// Remove a file
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NS_IMETHOD FileRemove(const char *aPath) = 0;
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// Rename a file
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NS_IMETHOD FileRename(const char *aPathOld, const char *aPathNew) = 0;
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/*
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* Directory Methods
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*/
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// Open a directory
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NS_IMETHOD OpenDir(const char *aPath, nsDir** aRes) = 0;
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// Close a directory
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NS_IMETHOD CloseDir(nsDir *aDir) = 0;
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// Create a directory
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NS_IMETHOD CreateDir(const char *aPath, PRBool aRecurse) = 0;
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// Assocaite a token with a directory.
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NS_IMETHOD SetDirectory(const char *aToken, const char *aDir) = 0;
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// Associate a filename with a token, and optionally a dir token.
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NS_IMETHOD SetFileAssoc(const char *aToken, const char *aFile, const char *aDirToken) = 0;
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};
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/**
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* Create an instance of the INetFile
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*
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*/
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extern "C" NS_NET nsresult NS_NewINetFile(nsINetFile** aInstancePtrResult,
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nsISupports* aOuter);
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extern "C" NS_NET nsresult NS_InitINetFile(void);
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extern "C" NS_NET nsresult NS_ShutdownINetFile();
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#endif __nsINetFile_h
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