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/* $OpenBSD: sftp-glob.c,v 1.30 2022/02/25 09:46:24 dtucker Exp $ */
/*
* Copyright (c) 2001-2004 Damien Miller <djm@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <sys/stat.h>
#include <dirent.h>
#include <glob.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include "xmalloc.h"
#include "sftp.h"
#include "sftp-common.h"
#include "sftp-client.h"
int remote_glob(struct sftp_conn *, const char *, int,
int (*)(const char *, int), glob_t *);
struct SFTP_OPENDIR {
SFTP_DIRENT **dir;
int offset;
};
static struct {
struct sftp_conn *conn;
} cur;
static void *
fudge_opendir(const char *path)
{
struct SFTP_OPENDIR *r;
r = xcalloc(1, sizeof(*r));
if (do_readdir(cur.conn, path, &r->dir)) {
free(r);
return(NULL);
}
r->offset = 0;
return((void *)r);
}
static struct dirent *
fudge_readdir(struct SFTP_OPENDIR *od)
{
static struct dirent ret;
if (od->dir[od->offset] == NULL)
return(NULL);
memset(&ret, 0, sizeof(ret));
strlcpy(ret.d_name, od->dir[od->offset++]->filename,
sizeof(ret.d_name));
return(&ret);
}
static void
fudge_closedir(struct SFTP_OPENDIR *od)
{
free_sftp_dirents(od->dir);
free(od);
}
static int
fudge_lstat(const char *path, struct stat *st)
{
Attrib *a;
if (!(a = do_lstat(cur.conn, path, 1)))
return(-1);
attrib_to_stat(a, st);
return(0);
}
static int
fudge_stat(const char *path, struct stat *st)
{
Attrib *a;
if (!(a = do_stat(cur.conn, path, 1)))
return(-1);
attrib_to_stat(a, st);
return(0);
}
int
remote_glob(struct sftp_conn *conn, const char *pattern, int flags,
int (*errfunc)(const char *, int), glob_t *pglob)
{
pglob->gl_opendir = fudge_opendir;
pglob->gl_readdir = (struct dirent *(*)(void *))fudge_readdir;
pglob->gl_closedir = (void (*)(void *))fudge_closedir;
pglob->gl_lstat = fudge_lstat;
pglob->gl_stat = fudge_stat;
memset(&cur, 0, sizeof(cur));
cur.conn = conn;
return(glob(pattern, flags | GLOB_ALTDIRFUNC, errfunc, pglob));
}
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