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/***************************************************************************
sftpProtocol.h - description
-------------------
begin : Sat Jun 30 20:08:47 CDT 2001
copyright : (C) 2001 by Lucas Fisher
email : ljfisher@purdue.edu
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef __kio_sftp_h__
#define __kio_sftp_h__
#include <tqstring.h>
#include <tqcstring.h>
#include <tqobject.h>
#include <kurl.h>
#include <tdeio/global.h>
#include <tdeio/slavebase.h>
#include <kdebug.h>
#include "process.h"
#include "sftpfileattr.h"
#include "ksshprocess.h"
#define KIO_SFTP_DB 7120
class sftpProtocol : public TDEIO::SlaveBase
{
public:
sftpProtocol(const TQCString &pool_socket, const TQCString &app_socket);
virtual ~sftpProtocol();
virtual void setHost(const TQString& h, int port, const TQString& user, const TQString& pass);
virtual void get(const KURL& url);
virtual void listDir(const KURL& url) ;
virtual void mimetype(const KURL& url);
virtual void stat(const KURL& url);
virtual void copy(const KURL &src, const KURL &dest, int permissions, bool overwrite);
virtual void put(const KURL& url, int permissions, bool overwrite, bool resume);
virtual void closeConnection();
virtual void slave_status();
virtual void del(const KURL &url, bool isfile);
virtual void chmod(const KURL& url, int permissions);
virtual void symlink(const TQString& target, const KURL& dest, bool overwrite);
virtual void rename(const KURL& src, const KURL& dest, bool overwrite);
virtual void mkdir(const KURL&url, int permissions);
virtual void openConnection();
private: // Private variables
/** True if ioslave is connected to sftp server. */
bool mConnected;
/** Host we are connected to. */
TQString mHost;
/** Port we are connected to. */
int mPort;
/** Ssh process to which we send the sftp packets. */
KSshProcess ssh;
/** Username to use when connecting */
TQString mUsername;
/** User's password */
TQString mPassword;
/** Message id of the last sftp packet we sent. */
unsigned int mMsgId;
/** Type of packet we are expecting to receive next. */
unsigned char mExpected;
/** Version of the sftp protocol we are using. */
int sftpVersion;
struct Status
{
int code;
TDEIO::filesize_t size;
TQString text;
};
private: // private methods
bool getPacket(TQByteArray& msg);
/* Type is a sftp packet type found in .sftp.h'.
* Example: SSH2_FXP_READLINK, SSH2_FXP_RENAME, etc.
*
* Returns true if the type is supported by the sftp protocol
* version negotiated by the client and server (sftpVersion).
*/
bool isSupportedOperation(int type);
/** Used to have the server canonicalize any given path name to an absolute path.
This is useful for converting path names containing ".." components or relative
pathnames without a leading slash into absolute paths.
Returns the canonicalized url. */
int sftpRealPath(const KURL& url, KURL& newUrl);
/** Send an sftp packet to stdin of the ssh process. */
bool putPacket(TQByteArray& p);
/** Process SSH_FXP_STATUS packets. */
void processStatus(TQ_UINT8, const TQString& message = TQString::null);
/** Process SSH_FXP_STATUS packes and return the result. */
Status doProcessStatus(TQ_UINT8, const TQString& message = TQString::null);
/** Opens a directory handle for url.path. Returns true if succeeds. */
int sftpOpenDirectory(const KURL& url, TQByteArray& handle);
/** Closes a directory or file handle. */
int sftpClose(const TQByteArray& handle);
/** Send a sftp command to rename a file or directoy. */
int sftpRename(const KURL& src, const KURL& dest);
/** Set a files attributes. */
int sftpSetStat(const KURL& url, const sftpFileAttr& attr);
/** Sends a sftp command to remove a file or directory. */
int sftpRemove(const KURL& url, bool isfile);
/** Creates a symlink named dest to target. */
int sftpSymLink(const TQString& target, const KURL& dest);
/** Get directory listings. */
int sftpReadDir(const TQByteArray& handle, const KURL& url);
/** Retrieves the destination of a link. */
int sftpReadLink(const KURL& url, TQString& target);
/** Stats a file. */
int sftpStat(const KURL& url, sftpFileAttr& attr);
/** No descriptions */
int sftpOpen(const KURL& url, const TQ_UINT32 pflags, const sftpFileAttr& attr, TQByteArray& handle);
/** No descriptions */
int sftpRead(const TQByteArray& handle, TDEIO::filesize_t offset, TQ_UINT32 len, TQByteArray& data);
/** No descriptions */
int sftpWrite(const TQByteArray& handle, TDEIO::filesize_t offset, const TQByteArray& data);
/** Performs faster upload when the source is a local file... */
void sftpCopyPut(const KURL& src, const KURL& dest, int mode, bool overwrite);
/** Performs faster download when the destination is a local file... */
void sftpCopyGet(const KURL& dest, const KURL& src, int mode, bool overwrite);
/** */
Status sftpGet( const KURL& src, TDEIO::filesize_t offset = 0, int fd = -1);
void sftpPut( const KURL& dest, int permissions, bool resume, bool overwrite, int fd = -1);
};
#endif
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