crypto/openssh/sftp-client.h

   1 /* $OpenBSD: sftp-client.h,v 1.27 2015/05/08 06:45:13 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 #ifdef USE_SYSTEM_GLOB
  25 # include <glob.h>
  26 #else
  27 # include "openbsd-compat/glob.h"
  28 #endif
  29
  30 typedef struct SFTP_DIRENT SFTP_DIRENT;
  31
  32 struct SFTP_DIRENT {
  33         char *filename;
  34         char *longname;
  35         Attrib a;
  36 };
  37
  38 /*
  39  * Used for statvfs responses on the wire from the server, because the
  40  * server's native format may be larger than the client's.
  41  */
  42 struct sftp_statvfs {
  43         u_int64_t f_bsize;
  44         u_int64_t f_frsize;
  45         u_int64_t f_blocks;
  46         u_int64_t f_bfree;
  47         u_int64_t f_bavail;
  48         u_int64_t f_files;
  49         u_int64_t f_ffree;
  50         u_int64_t f_favail;
  51         u_int64_t f_fsid;
  52         u_int64_t f_flag;
  53         u_int64_t f_namemax;
  54 };
  55
  56 /*
  57  * Initialise a SSH filexfer connection. Returns NULL on error or
  58  * a pointer to a initialized sftp_conn struct on success.
  59  */
  60 struct sftp_conn *do_init(int, int, u_int, u_int, u_int64_t);
  61
  62 u_int sftp_proto_version(struct sftp_conn *);
  63
  64 /* Close file referred to by 'handle' */
  65 int do_close(struct sftp_conn *, const u_char *, u_int);
  66
  67 /* Read contents of 'path' to NULL-terminated array 'dir' */
  68 int do_readdir(struct sftp_conn *, const char *, SFTP_DIRENT ***);
  69
  70 /* Frees a NULL-terminated array of SFTP_DIRENTs (eg. from do_readdir) */
  71 void free_sftp_dirents(SFTP_DIRENT **);
  72
  73 /* Delete file 'path' */
  74 int do_rm(struct sftp_conn *, const char *);
  75
  76 /* Create directory 'path' */
  77 int do_mkdir(struct sftp_conn *, const char *, Attrib *, int);
  78
  79 /* Remove directory 'path' */
  80 int do_rmdir(struct sftp_conn *, const char *);
  81
  82 /* Get file attributes of 'path' (follows symlinks) */
  83 Attrib *do_stat(struct sftp_conn *, const char *, int);
  84
  85 /* Get file attributes of 'path' (does not follow symlinks) */
  86 Attrib *do_lstat(struct sftp_conn *, const char *, int);
  87
  88 /* Set file attributes of 'path' */
  89 int do_setstat(struct sftp_conn *, const char *, Attrib *);
  90
  91 /* Set file attributes of open file 'handle' */
  92 int do_fsetstat(struct sftp_conn *, const u_char *, u_int, Attrib *);
  93
  94 /* Canonicalise 'path' - caller must free result */
  95 char *do_realpath(struct sftp_conn *, const char *);
  96
  97 /* Get statistics for filesystem hosting file at "path" */
  98 int do_statvfs(struct sftp_conn *, const char *, struct sftp_statvfs *, int);
  99
 100 /* Rename 'oldpath' to 'newpath' */
 101 int do_rename(struct sftp_conn *, const char *, const char *, int force_legacy);
 102
 103 /* Link 'oldpath' to 'newpath' */
 104 int do_hardlink(struct sftp_conn *, const char *, const char *);
 105
 106 /* Rename 'oldpath' to 'newpath' */
 107 int do_symlink(struct sftp_conn *, const char *, const char *);
 108
 109 /* Call fsync() on open file 'handle' */
 110 int do_fsync(struct sftp_conn *conn, u_char *, u_int);
 111
 112 /*
 113  * Download 'remote_path' to 'local_path'. Preserve permissions and times
 114  * if 'pflag' is set
 115  */
 116 int do_download(struct sftp_conn *, const char *, const char *,
 117     Attrib *, int, int, int);
 118
 119 /*
 120  * Recursively download 'remote_directory' to 'local_directory'. Preserve
 121  * times if 'pflag' is set
 122  */
 123 int download_dir(struct sftp_conn *, const char *, const char *,
 124     Attrib *, int, int, int, int);
 125
 126 /*
 127  * Upload 'local_path' to 'remote_path'. Preserve permissions and times
 128  * if 'pflag' is set
 129  */
 130 int do_upload(struct sftp_conn *, const char *, const char *, int, int, int);
 131
 132 /*
 133  * Recursively upload 'local_directory' to 'remote_directory'. Preserve
 134  * times if 'pflag' is set
 135  */
 136 int upload_dir(struct sftp_conn *, const char *, const char *, int, int, int,
 137     int);
 138
 139 /* Concatenate paths, taking care of slashes. Caller must free result. */
 140 char *path_append(const char *, const char *);
 141
 142 #endif