sftp-client.h

   1 /* $OpenBSD: sftp-client.h,v 1.20 2010/12/04 00:18:01 djm Exp $ */
   2
   3 /*
   4  * Copyright (c) 2001-2004 Damien Miller <djm@openbsd.org>
   5  *
   6  * Permission to use, copy, modify, and distribute this software for any
   7  * purpose with or without fee is hereby granted, provided that the above
   8  * copyright notice and this permission notice appear in all copies.
   9  *
  10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  17  */
  18
  19 /* Client side of SSH2 filexfer protocol */
  20
  21 #ifndef _SFTP_CLIENT_H
  22 #define _SFTP_CLIENT_H
  23
  24 typedef struct SFTP_DIRENT SFTP_DIRENT;
  25
  26 struct SFTP_DIRENT {
  27         char *filename;
  28         char *longname;
  29         Attrib a;
  30 };
  31
  32 /*
  33  * Used for statvfs responses on the wire from the server, because the
  34  * server's native format may be larger than the client's.
  35  */
  36 struct sftp_statvfs {
  37         u_int64_t f_bsize;
  38         u_int64_t f_frsize;
  39         u_int64_t f_blocks;
  40         u_int64_t f_bfree;
  41         u_int64_t f_bavail;
  42         u_int64_t f_files;
  43         u_int64_t f_ffree;
  44         u_int64_t f_favail;
  45         u_int64_t f_fsid;
  46         u_int64_t f_flag;
  47         u_int64_t f_namemax;
  48 };
  49
  50 /*
  51  * Initialise a SSH filexfer connection. Returns NULL on error or
  52  * a pointer to a initialized sftp_conn struct on success.
  53  */
  54 struct sftp_conn *do_init(int, int, u_int, u_int, u_int64_t);
  55
  56 u_int sftp_proto_version(struct sftp_conn *);
  57
  58 /* Close file referred to by 'handle' */
  59 int do_close(struct sftp_conn *, char *, u_int);
  60
  61 /* Read contents of 'path' to NULL-terminated array 'dir' */
  62 int do_readdir(struct sftp_conn *, char *, SFTP_DIRENT ***);
  63
  64 /* Frees a NULL-terminated array of SFTP_DIRENTs (eg. from do_readdir) */
  65 void free_sftp_dirents(SFTP_DIRENT **);
  66
  67 /* Delete file 'path' */
  68 int do_rm(struct sftp_conn *, char *);
  69
  70 /* Create directory 'path' */
  71 int do_mkdir(struct sftp_conn *, char *, Attrib *, int);
  72
  73 /* Remove directory 'path' */
  74 int do_rmdir(struct sftp_conn *, char *);
  75
  76 /* Get file attributes of 'path' (follows symlinks) */
  77 Attrib *do_stat(struct sftp_conn *, char *, int);
  78
  79 /* Get file attributes of 'path' (does not follow symlinks) */
  80 Attrib *do_lstat(struct sftp_conn *, char *, int);
  81
  82 /* Set file attributes of 'path' */
  83 int do_setstat(struct sftp_conn *, char *, Attrib *);
  84
  85 /* Set file attributes of open file 'handle' */
  86 int do_fsetstat(struct sftp_conn *, char *, u_int, Attrib *);
  87
  88 /* Canonicalise 'path' - caller must free result */
  89 char *do_realpath(struct sftp_conn *, char *);
  90
  91 /* Get statistics for filesystem hosting file at "path" */
  92 int do_statvfs(struct sftp_conn *, const char *, struct sftp_statvfs *, int);
  93
  94 /* Rename 'oldpath' to 'newpath' */
  95 int do_rename(struct sftp_conn *, char *, char *);
  96
  97 /* Link 'oldpath' to 'newpath' */
  98 int do_hardlink(struct sftp_conn *, char *, char *);
  99
 100 /* Rename 'oldpath' to 'newpath' */
 101 int do_symlink(struct sftp_conn *, char *, char *);
 102
 103 /* XXX: add callbacks to do_download/do_upload so we can do progress meter */
 104
 105 /*
 106  * Download 'remote_path' to 'local_path'. Preserve permissions and times
 107  * if 'pflag' is set
 108  */
 109 int do_download(struct sftp_conn *, char *, char *, Attrib *, int);
 110
 111 /*
 112  * Recursively download 'remote_directory' to 'local_directory'. Preserve
 113  * times if 'pflag' is set
 114  */
 115 int download_dir(struct sftp_conn *, char *, char *, Attrib *, int, int);
 116
 117 /*
 118  * Upload 'local_path' to 'remote_path'. Preserve permissions and times
 119  * if 'pflag' is set
 120  */
 121 int do_upload(struct sftp_conn *, char *, char *, int);
 122
 123 /*
 124  * Recursively upload 'local_directory' to 'remote_directory'. Preserve
 125  * times if 'pflag' is set
 126  */
 127 int upload_dir(struct sftp_conn *, char *, char *, int, int);
 128
 129 /* Concatenate paths, taking care of slashes. Caller must free result. */
 130 char *path_append(char *, char *);
 131
 132 #endif