xref: /freebsd/crypto/openssh/sftp-glob.c (revision 1e8db6e2f63ea90b361b3bbc9ebe9990660cb596)
11e8db6e2SBrian Feldman /*
21e8db6e2SBrian Feldman  * Copyright (c) 2001 Damien Miller.  All rights reserved.
31e8db6e2SBrian Feldman  *
41e8db6e2SBrian Feldman  * Redistribution and use in source and binary forms, with or without
51e8db6e2SBrian Feldman  * modification, are permitted provided that the following conditions
61e8db6e2SBrian Feldman  * are met:
71e8db6e2SBrian Feldman  * 1. Redistributions of source code must retain the above copyright
81e8db6e2SBrian Feldman  *    notice, this list of conditions and the following disclaimer.
91e8db6e2SBrian Feldman  * 2. Redistributions in binary form must reproduce the above copyright
101e8db6e2SBrian Feldman  *    notice, this list of conditions and the following disclaimer in the
111e8db6e2SBrian Feldman  *    documentation and/or other materials provided with the distribution.
121e8db6e2SBrian Feldman  *
131e8db6e2SBrian Feldman  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
141e8db6e2SBrian Feldman  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
151e8db6e2SBrian Feldman  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
161e8db6e2SBrian Feldman  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
171e8db6e2SBrian Feldman  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
181e8db6e2SBrian Feldman  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
191e8db6e2SBrian Feldman  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
201e8db6e2SBrian Feldman  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
211e8db6e2SBrian Feldman  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
221e8db6e2SBrian Feldman  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
231e8db6e2SBrian Feldman  */
241e8db6e2SBrian Feldman 
251e8db6e2SBrian Feldman #include "includes.h"
261e8db6e2SBrian Feldman RCSID("$OpenBSD: sftp-glob.c,v 1.5 2001/04/15 08:43:46 markus Exp $");
271e8db6e2SBrian Feldman 
281e8db6e2SBrian Feldman #include <glob.h>
291e8db6e2SBrian Feldman 
301e8db6e2SBrian Feldman #include "ssh.h"
311e8db6e2SBrian Feldman #include "buffer.h"
321e8db6e2SBrian Feldman #include "bufaux.h"
331e8db6e2SBrian Feldman #include "getput.h"
341e8db6e2SBrian Feldman #include "xmalloc.h"
351e8db6e2SBrian Feldman #include "log.h"
361e8db6e2SBrian Feldman #include "atomicio.h"
371e8db6e2SBrian Feldman #include "pathnames.h"
381e8db6e2SBrian Feldman 
391e8db6e2SBrian Feldman #include "sftp.h"
401e8db6e2SBrian Feldman #include "sftp-common.h"
411e8db6e2SBrian Feldman #include "sftp-client.h"
421e8db6e2SBrian Feldman #include "sftp-glob.h"
431e8db6e2SBrian Feldman 
441e8db6e2SBrian Feldman struct SFTP_OPENDIR {
451e8db6e2SBrian Feldman 	SFTP_DIRENT **dir;
461e8db6e2SBrian Feldman 	int offset;
471e8db6e2SBrian Feldman };
481e8db6e2SBrian Feldman 
491e8db6e2SBrian Feldman static struct {
501e8db6e2SBrian Feldman 	int fd_in;
511e8db6e2SBrian Feldman 	int fd_out;
521e8db6e2SBrian Feldman } cur;
531e8db6e2SBrian Feldman 
541e8db6e2SBrian Feldman void *fudge_opendir(const char *path)
551e8db6e2SBrian Feldman {
561e8db6e2SBrian Feldman 	struct SFTP_OPENDIR *r;
571e8db6e2SBrian Feldman 
581e8db6e2SBrian Feldman 	r = xmalloc(sizeof(*r));
591e8db6e2SBrian Feldman 
601e8db6e2SBrian Feldman 	if (do_readdir(cur.fd_in, cur.fd_out, (char*)path, &r->dir))
611e8db6e2SBrian Feldman 		return(NULL);
621e8db6e2SBrian Feldman 
631e8db6e2SBrian Feldman 	r->offset = 0;
641e8db6e2SBrian Feldman 
651e8db6e2SBrian Feldman 	return((void*)r);
661e8db6e2SBrian Feldman }
671e8db6e2SBrian Feldman 
681e8db6e2SBrian Feldman struct dirent *fudge_readdir(struct SFTP_OPENDIR *od)
691e8db6e2SBrian Feldman {
701e8db6e2SBrian Feldman 	static struct dirent ret;
711e8db6e2SBrian Feldman 
721e8db6e2SBrian Feldman 	if (od->dir[od->offset] == NULL)
731e8db6e2SBrian Feldman 		return(NULL);
741e8db6e2SBrian Feldman 
751e8db6e2SBrian Feldman 	memset(&ret, 0, sizeof(ret));
761e8db6e2SBrian Feldman 	strlcpy(ret.d_name, od->dir[od->offset++]->filename,
771e8db6e2SBrian Feldman 	    sizeof(ret.d_name));
781e8db6e2SBrian Feldman 
791e8db6e2SBrian Feldman 	return(&ret);
801e8db6e2SBrian Feldman }
811e8db6e2SBrian Feldman 
821e8db6e2SBrian Feldman void fudge_closedir(struct SFTP_OPENDIR *od)
831e8db6e2SBrian Feldman {
841e8db6e2SBrian Feldman 	free_sftp_dirents(od->dir);
851e8db6e2SBrian Feldman 	xfree(od);
861e8db6e2SBrian Feldman }
871e8db6e2SBrian Feldman 
881e8db6e2SBrian Feldman void attrib_to_stat(Attrib *a, struct stat *st)
891e8db6e2SBrian Feldman {
901e8db6e2SBrian Feldman 	memset(st, 0, sizeof(*st));
911e8db6e2SBrian Feldman 
921e8db6e2SBrian Feldman 	if (a->flags & SSH2_FILEXFER_ATTR_SIZE)
931e8db6e2SBrian Feldman 		st->st_size = a->size;
941e8db6e2SBrian Feldman 	if (a->flags & SSH2_FILEXFER_ATTR_UIDGID) {
951e8db6e2SBrian Feldman 		st->st_uid = a->uid;
961e8db6e2SBrian Feldman 		st->st_gid = a->gid;
971e8db6e2SBrian Feldman 	}
981e8db6e2SBrian Feldman 	if (a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS)
991e8db6e2SBrian Feldman 		st->st_mode = a->perm;
1001e8db6e2SBrian Feldman 	if (a->flags & SSH2_FILEXFER_ATTR_ACMODTIME) {
1011e8db6e2SBrian Feldman 		st->st_atime = a->atime;
1021e8db6e2SBrian Feldman 		st->st_mtime = a->mtime;
1031e8db6e2SBrian Feldman 	}
1041e8db6e2SBrian Feldman }
1051e8db6e2SBrian Feldman 
1061e8db6e2SBrian Feldman int fudge_lstat(const char *path, struct stat *st)
1071e8db6e2SBrian Feldman {
1081e8db6e2SBrian Feldman 	Attrib *a;
1091e8db6e2SBrian Feldman 
1101e8db6e2SBrian Feldman 	if (!(a = do_lstat(cur.fd_in, cur.fd_out, (char*)path, 0)))
1111e8db6e2SBrian Feldman 		return(-1);
1121e8db6e2SBrian Feldman 
1131e8db6e2SBrian Feldman 	attrib_to_stat(a, st);
1141e8db6e2SBrian Feldman 
1151e8db6e2SBrian Feldman 	return(0);
1161e8db6e2SBrian Feldman }
1171e8db6e2SBrian Feldman 
1181e8db6e2SBrian Feldman int fudge_stat(const char *path, struct stat *st)
1191e8db6e2SBrian Feldman {
1201e8db6e2SBrian Feldman 	Attrib *a;
1211e8db6e2SBrian Feldman 
1221e8db6e2SBrian Feldman 	if (!(a = do_stat(cur.fd_in, cur.fd_out, (char*)path, 0)))
1231e8db6e2SBrian Feldman 		return(-1);
1241e8db6e2SBrian Feldman 
1251e8db6e2SBrian Feldman 	attrib_to_stat(a, st);
1261e8db6e2SBrian Feldman 
1271e8db6e2SBrian Feldman 	return(0);
1281e8db6e2SBrian Feldman }
1291e8db6e2SBrian Feldman 
1301e8db6e2SBrian Feldman int
1311e8db6e2SBrian Feldman remote_glob(int fd_in, int fd_out, const char *pattern, int flags,
1321e8db6e2SBrian Feldman     int (*errfunc)(const char *, int), glob_t *pglob)
1331e8db6e2SBrian Feldman {
1341e8db6e2SBrian Feldman 	pglob->gl_opendir = (void*)fudge_opendir;
1351e8db6e2SBrian Feldman 	pglob->gl_readdir = (void*)fudge_readdir;
1361e8db6e2SBrian Feldman 	pglob->gl_closedir = (void*)fudge_closedir;
1371e8db6e2SBrian Feldman 	pglob->gl_lstat = fudge_lstat;
1381e8db6e2SBrian Feldman 	pglob->gl_stat = fudge_stat;
1391e8db6e2SBrian Feldman 
1401e8db6e2SBrian Feldman 	memset(&cur, 0, sizeof(cur));
1411e8db6e2SBrian Feldman 	cur.fd_in = fd_in;
1421e8db6e2SBrian Feldman 	cur.fd_out = fd_out;
1431e8db6e2SBrian Feldman 
1441e8db6e2SBrian Feldman 	return(glob(pattern, flags | GLOB_ALTDIRFUNC, (void*)errfunc,
1451e8db6e2SBrian Feldman 	    pglob));
1461e8db6e2SBrian Feldman }
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