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/* sftp-dir-func.c -- Functions for working with SFTP directories.
*
* Copyright (C) 2022 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/>.
*/
#include <config.h>
/* 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"
#include "sftp-dir-type.h"
SCM_GSSH_DEFINE (gssh_sftp_dir_p, "sftp-dir?", 1, (SCM x))
{
return scm_from_bool (SCM_SMOB_PREDICATE (sftp_dir_tag, x));
}
SCM_GSSH_DEFINE (gssh_sftp_dir_path, "sftp-dir-path", 1,
(SCM sftp_dir))
#define FUNC_NAME s_gssh_sftp_dir_path
{
gssh_sftp_dir_t* dir = gssh_sftp_dir_from_scm (sftp_dir);
return dir->path;
}
#undef FUNC_NAME
SCM_GSSH_DEFINE (gssh_sftp_dir_session, "sftp-dir-session", 1,
(SCM sftp_dir))
#define FUNC_NAME s_gssh_sftp_dir_path
{
gssh_sftp_dir_t* dir = gssh_sftp_dir_from_scm (sftp_dir);
return dir->gssh_sftp_session;
}
#undef FUNC_NAME
SCM_GSSH_DEFINE (gssh_sftp_dir_open, "sftp-dir-open", 2,
(SCM sftp_session, SCM path))
#define FUNC_NAME s_gssh_sftp_dir_open
{
gssh_sftp_session_t* data = gssh_sftp_session_from_scm (sftp_session);
sftp_dir dir;
char* c_path;
scm_dynwind_begin (0);
c_path = scm_to_locale_string (path);
scm_dynwind_free (c_path);
dir = sftp_opendir (data->sftp_session, c_path);
if (dir == NULL)
{
guile_ssh_error1 (FUNC_NAME,
"Could not open a directory",
scm_list_2 (sftp_session, path));
}
scm_dynwind_end ();
return gssh_sftp_dir_to_scm (dir, path, sftp_session);
}
#undef FUNC_NAME
SCM_GSSH_DEFINE (gssh_sftp_dir_close, "sftp-dir-close", 1,
(SCM sftp_dir))
#define FUNC_NAME s_gssh_sftp_dir_close
{
gssh_sftp_dir_t* dir = gssh_sftp_dir_from_scm (sftp_dir);
int rc = sftp_closedir (dir->dir);
if (rc == SSH_ERROR)
{
guile_ssh_error1 (FUNC_NAME,
"Could not close an SFTP directory",
sftp_dir);
}
return SCM_UNDEFINED;
}
#undef FUNC_NAME
SCM_GSSH_DEFINE (gssh_sftp_dir_eof_p, "sftp-dir-eof?", 1,
(SCM sftp_dir))
#define FUNC_NAME s_gssh_sftp_closedir
{
gssh_sftp_dir_t* dir = gssh_sftp_dir_from_scm (sftp_dir);
int rc = sftp_dir_eof (dir->dir);
return scm_from_bool (rc);
}
#undef FUNC_NAME
/* This macro constructs an SCM pair from an SFTP attribute symbol and a C
integer value. */
#define CONS_INT_ATTR(name, value) \
scm_cons (gssh_sftp_attr_ ## name, scm_from_int (value))
/* This macro constructs an SCM pair from an SFTP atribute symbol and a C
string SFTP attribute. */
#define CONS_STR_ATTR(name, value) \
scm_cons (gssh_sftp_attr_ ## name, \
value ? scm_from_locale_string (value) : SCM_BOOL_F)
/* This macro constructs an SCM pair from an SFTP attribute symbol and a SSH
string value. */
#define CONS_SST_ATTR(name, value) \
scm_cons (gssh_sftp_attr_ ## name, \
value \
? scm_from_locale_string (ssh_string_to_char (value)) \
: SCM_BOOL_F)
static SCM
scm_from_sftp_dir_attributes (sftp_attributes attrs)
{
return scm_list_n (CONS_STR_ATTR (name, attrs->name),
CONS_STR_ATTR (longname, attrs->longname),
CONS_INT_ATTR (flags, attrs->flags),
CONS_INT_ATTR (type, attrs->type),
CONS_INT_ATTR (size, attrs->size),
CONS_INT_ATTR (uid, attrs->uid),
CONS_INT_ATTR (gid, attrs->gid),
CONS_STR_ATTR (owner, attrs->owner),
CONS_STR_ATTR (group, attrs->group),
CONS_INT_ATTR (permissions, attrs->permissions),
CONS_INT_ATTR (atime64, attrs->atime64),
CONS_INT_ATTR (atime, attrs->atime),
CONS_INT_ATTR (atime_nseconds, attrs->atime_nseconds),
CONS_INT_ATTR (createtime, attrs->createtime),
CONS_INT_ATTR (createtime_nseconds, attrs->createtime_nseconds),
CONS_INT_ATTR (mtime64, attrs->mtime64),
CONS_INT_ATTR (mtime, attrs->mtime),
CONS_INT_ATTR (mtime_nseconds, attrs->mtime_nseconds),
CONS_SST_ATTR (acl, attrs->acl),
CONS_INT_ATTR (extended_count, attrs->extended_count),
CONS_SST_ATTR (extended_type, attrs->extended_type),
CONS_SST_ATTR (extended_data, attrs->extended_data),
SCM_UNDEFINED);
}
#undef CONS_INT_ATTR
#undef CONS_STR_ATTR
#undef CONS_SST_ATTR
SCM_GSSH_DEFINE (gssh_sftp_dir_read, "sftp-dir-read", 1,
(SCM sftp_dir))
#define FUNC_NAME s_gssh_sftp_dir_read
{
gssh_sftp_dir_t* dir = gssh_sftp_dir_from_scm (sftp_dir);
gssh_sftp_session_t* session = gssh_sftp_session_from_scm (dir->gssh_sftp_session);
sftp_attributes attrs = sftp_readdir (session->sftp_session, dir->dir);
if (attrs == NULL)
{
return SCM_BOOL_F;
}
return scm_from_sftp_dir_attributes (attrs);
}
#undef FUNC_NAME
/* Initialize functions. */
void
init_sftp_dir_func (void)
{
#include "sftp-dir-func.x"
}
/*
Local Variables:
c-file-style: "gnu"
End:
*/
/* sftp-dir-func.c ends here. */
|
