summaryrefslogtreecommitdiffstats
path: root/kioslave/sftp/kio_sftp.h
blob: e9120452b3649a86bb054b643c3b743c3b521014 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
/***************************************************************************
                          sftpProtocol.h  -  description
                             -------------------
    begin                : Sat Jun 30 20:08:47 CDT 2001
    copyright            : (C) 2001 by Lucas Fisher
    email                : [email protected]
***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   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 <kio/global.h>
#include <kio/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