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/* sftp-session-func.c -- Functions for working with SFTP sessions.
*
* Copyright (C) 2015 Artyom V. Poptsov <poptsov.artyom@gmail.com>
*
* This file is part of Guile-SSH
*
* Guile-SSH 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 3 of the
* License, or (at your option) any later version.
*
* Guile-SSH is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Guile-SSH. If not, see <http://www.gnu.org/licenses/>.
*/
/* Guile */
#include <libguile.h>
/* libssh */
#include <libssh/libssh.h>
#include <libssh/sftp.h>
/* Guile-SSH */
#include "common.h"
#include "error.h"
#include "sftp-session-type.h"
SCM_GSSH_DEFINE (gssh_sftp_init, "%gssh-sftp-init", 1, (SCM sftp_session))
#define FUNC_NAME s_gssh_sftp_init
{
struct sftp_session_data *sftp_sd = _scm_to_sftp_session_data (sftp_session);
if (sftp_init (sftp_sd->sftp_session))
{
guile_ssh_error1 (FUNC_NAME, "Could not initialize the SFTP session.",
sftp_session);
}
return SCM_UNDEFINED;
}
#undef FUNC_NAME
SCM_GSSH_DEFINE (gssh_sftp_get_session, "%gssh-sftp-get-session", 1,
(SCM sftp_session))
{
struct sftp_session_data *sftp_sd = _scm_to_sftp_session_data (sftp_session);
return sftp_sd->session;
}
SCM_GSSH_DEFINE (gssh_sftp_mkdir, "%gssh-sftp-mkdir", 3,
(SCM sftp_session, SCM dirname, SCM mode))
#define FUNC_NAME s_gssh_sftp_mkdir
{
struct sftp_session_data *sftp_sd = _scm_to_sftp_session_data (sftp_session);
char *c_dirname;
SCM_ASSERT (scm_is_string (dirname), dirname, SCM_ARG2, FUNC_NAME);
SCM_ASSERT (scm_is_number (mode), mode, SCM_ARG3, FUNC_NAME);
scm_dynwind_begin (0);
c_dirname = scm_to_locale_string (dirname);
scm_dynwind_free (c_dirname);
if (sftp_mkdir (sftp_sd->sftp_session, c_dirname, scm_to_uint32 (mode)))
{
guile_ssh_error1 (FUNC_NAME, "Could not create a directory",
scm_list_3 (sftp_session, dirname, mode));
}
scm_dynwind_end ();
return SCM_UNDEFINED;
}
#undef FUNC_NAME
SCM_GSSH_DEFINE (gssh_sftp_rmdir, "%gssh-sftp-rmdir", 2,
(SCM sftp_session, SCM dirname))
#define FUNC_NAME s_gssh_sftp_rmdir
{
struct sftp_session_data *sftp_sd = _scm_to_sftp_session_data (sftp_session);
char *c_dirname;
SCM_ASSERT (scm_is_string (dirname), dirname, SCM_ARG2, FUNC_NAME);
scm_dynwind_begin (0);
c_dirname = scm_to_locale_string (dirname);
scm_dynwind_free (c_dirname);
if (sftp_rmdir (sftp_sd->sftp_session, c_dirname))
{
guile_ssh_error1 (FUNC_NAME, "Could not remove a directory",
scm_list_2 (sftp_session, dirname));
}
scm_dynwind_end ();
return SCM_UNDEFINED;
}
#undef FUNC_NAME
SCM_GSSH_DEFINE (gssh_sftp_mv, "%gssh-sftp-mv", 3,
(SCM sftp_session, SCM source, SCM dest))
#define FUNC_NAME s_gssh_sftp_mv
{
struct sftp_session_data *sftp_sd = _scm_to_sftp_session_data (sftp_session);
char *c_source;
char *c_dest;
SCM_ASSERT (scm_is_string (source), source, SCM_ARG2, FUNC_NAME);
SCM_ASSERT (scm_is_string (dest), dest, SCM_ARG3, FUNC_NAME);
scm_dynwind_begin (0);
c_source = scm_to_locale_string (source);
scm_dynwind_free (c_source);
c_dest = scm_to_locale_string (dest);
scm_dynwind_free (c_dest);
if (sftp_rename (sftp_sd->sftp_session, c_source, c_dest))
{
guile_ssh_error1 (FUNC_NAME, "Could not move a file",
scm_list_3 (sftp_session, source, dest));
}
scm_dynwind_end ();
return SCM_UNDEFINED;
}
#undef FUNC_NAME
SCM_GSSH_DEFINE (gssh_sftp_chmod, "%gssh-sftp-chmod", 3,
(SCM sftp_session, SCM filename, SCM mode))
#define FUNC_NAME s_gssh_sftp_chmod
{
struct sftp_session_data *sftp_sd = _scm_to_sftp_session_data (sftp_session);
char *c_filename;
SCM_ASSERT (scm_is_string (filename), filename, SCM_ARG2, FUNC_NAME);
SCM_ASSERT (scm_is_number (mode), mode, SCM_ARG3, FUNC_NAME);
scm_dynwind_begin (0);
c_filename = scm_to_locale_string (filename);
scm_dynwind_free (c_filename);
if (sftp_chmod (sftp_sd->sftp_session, c_filename, scm_to_uint32 (mode)))
{
guile_ssh_error1 (FUNC_NAME, "Could not chmod a file",
scm_list_3 (sftp_session, filename, mode));
}
scm_dynwind_end ();
return SCM_UNDEFINED;
}
#undef FUNC_NAME
SCM_GSSH_DEFINE (gssh_sftp_symlink, "%gssh-sftp-symlink", 3,
(SCM sftp_session, SCM target, SCM dest))
#define FUNC_NAME s_gssh_sftp_symlink
{
struct sftp_session_data *sftp_sd = _scm_to_sftp_session_data (sftp_session);
char *c_target;
char *c_dest;
SCM_ASSERT (scm_is_string (target), target, SCM_ARG2, FUNC_NAME);
SCM_ASSERT (scm_is_string (dest), dest, SCM_ARG3, FUNC_NAME);
scm_dynwind_begin (0);
c_target = scm_to_locale_string (target);
scm_dynwind_free (c_target);
c_dest = scm_to_locale_string (dest);
scm_dynwind_free (c_dest);
if (sftp_symlink (sftp_sd->sftp_session, c_target, c_dest))
{
guile_ssh_error1 (FUNC_NAME, "Could not create a symlink",
scm_list_3 (sftp_session, target, dest));
}
scm_dynwind_end ();
return SCM_UNDEFINED;
}
#undef FUNC_NAME
SCM_GSSH_DEFINE (gssh_sftp_readlink, "%gssh-sftp-readlink", 2,
(SCM sftp_session, SCM path))
#define FUNC_NAME s_gssh_sftp_readlink
{
struct sftp_session_data *sftp_sd = _scm_to_sftp_session_data (sftp_session);
char *c_path;
char *ret;
SCM_ASSERT (scm_is_string (path), path, SCM_ARG2, FUNC_NAME);
scm_dynwind_begin (0);
c_path = scm_to_locale_string (path);
scm_dynwind_free (c_path);
ret = sftp_readlink (sftp_sd->sftp_session, c_path);
scm_dynwind_end ();
return ret ? scm_take_locale_string (ret) : SCM_BOOL_F;
}
#undef FUNC_NAME
SCM_GSSH_DEFINE (gssh_sftp_unlink, "%gssh-sftp-unlink", 2,
(SCM sftp_session, SCM path))
#define FUNC_NAME s_gssh_sftp_unlink
{
struct sftp_session_data *sftp_sd = _scm_to_sftp_session_data (sftp_session);
char *c_path;
int ret;
SCM_ASSERT (scm_is_string (path), path, SCM_ARG2, FUNC_NAME);
scm_dynwind_begin (0);
c_path = scm_to_locale_string (path);
scm_dynwind_free (c_path);
ret = sftp_unlink (sftp_sd->sftp_session, c_path);
if (ret)
{
guile_ssh_error1 (FUNC_NAME, "Could not unlink a file",
scm_list_2 (sftp_session, path));
}
scm_dynwind_end ();
return SCM_UNDEFINED;
}
#undef FUNC_NAME
/* Possible SFTP return codes. */
static struct symbol_mapping sftp_return_codes[] = {
{ "fx-ok", SSH_FX_OK },
{ "fx-eof", SSH_FX_EOF },
{ "fx-no-such-file", SSH_FX_NO_SUCH_FILE },
{ "fx-permission-denied", SSH_FX_PERMISSION_DENIED },
{ "fx-failure", SSH_FX_FAILURE },
{ "fx-bad-message", SSH_FX_BAD_MESSAGE },
{ "fx-no-connection", SSH_FX_NO_CONNECTION },
{ "fx-connection-lost", SSH_FX_CONNECTION_LOST },
{ "fx-op-unsupported", SSH_FX_OP_UNSUPPORTED },
{ "fx-invalid-handle", SSH_FX_INVALID_HANDLE },
{ "fx-no-such-path", SSH_FX_NO_SUCH_PATH },
{ "fx-file-already-exist", SSH_FX_FILE_ALREADY_EXISTS },
{ "fx-write-protect", SSH_FX_WRITE_PROTECT },
{ "fx-no-media", SSH_FX_NO_MEDIA },
{ NULL, -1 }
};
SCM_GSSH_DEFINE (gssh_sftp_get_error, "%gssh-sftp-get-error", 1,
(SCM sftp_session))
#define FUNC_NAME s_gssh_sftp_get_error
{
struct sftp_session_data *sftp_sd = _scm_to_sftp_session_data (sftp_session);
int rc = sftp_get_error (sftp_sd->sftp_session);
if (rc < 0)
{
guile_ssh_error1 (FUNC_NAME, "Could not get an error code",
sftp_session);
}
return _ssh_const_to_scm (sftp_return_codes, rc);
}
#undef FUNC_NAME
void
init_sftp_session_func (void)
{
#include "sftp-session-func.x"
}
/* sftp-session-func.c ends here. */
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