[openssh-commits] [openssh] 02/04: upstream: extend sftp-common.c:extend ls_file() to support supplied

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djm pushed a commit to branch master
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commit 488f6e1c582212c2374a4bf8cd1b703d2e70fb8b
Author: djm at openbsd.org <djm at openbsd.org>
Date:   Mon Sep 19 10:41:58 2022 +0000

    upstream: extend sftp-common.c:extend ls_file() to support supplied
    
    user/group names; ok markus@
    
    OpenBSD-Commit-ID: c70c70498b1fdcf158531117e405b6245863bfb0
---
 sftp-common.c | 18 +++++++++++-------
 sftp-common.h |  5 +++--
 sftp-server.c |  5 +++--
 sftp.c        |  6 +++---
 4 files changed, 20 insertions(+), 14 deletions(-)

diff --git a/sftp-common.c b/sftp-common.c
index 3ad57673..50f1bbaf 100644
--- a/sftp-common.c
+++ b/sftp-common.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: sftp-common.c,v 1.32 2020/10/18 11:32:02 djm Exp $ */
+/* $OpenBSD: sftp-common.c,v 1.33 2022/09/19 10:41:58 djm Exp $ */
 /*
  * Copyright (c) 2001 Markus Friedl.  All rights reserved.
  * Copyright (c) 2001 Damien Miller.  All rights reserved.
@@ -212,21 +212,25 @@ fx2txt(int status)
  * drwxr-xr-x    5 markus   markus       1024 Jan 13 18:39 .ssh
  */
 char *
-ls_file(const char *name, const struct stat *st, int remote, int si_units)
+ls_file(const char *name, const struct stat *st, int remote, int si_units,
+    const char *user, const char *group)
 {
 	int ulen, glen, sz = 0;
 	struct tm *ltime = localtime(&st->st_mtime);
-	const char *user, *group;
 	char buf[1024], lc[8], mode[11+1], tbuf[12+1], ubuf[11+1], gbuf[11+1];
 	char sbuf[FMT_SCALED_STRSIZE];
 	time_t now;
 
 	strmode(st->st_mode, mode);
 	if (remote) {
-		snprintf(ubuf, sizeof ubuf, "%u", (u_int)st->st_uid);
-		user = ubuf;
-		snprintf(gbuf, sizeof gbuf, "%u", (u_int)st->st_gid);
-		group = gbuf;
+		if (user == NULL) {
+			snprintf(ubuf, sizeof ubuf, "%u", (u_int)st->st_uid);
+			user = ubuf;
+		}
+		if (group == NULL) {
+			snprintf(gbuf, sizeof gbuf, "%u", (u_int)st->st_gid);
+			group = gbuf;
+		}
 		strlcpy(lc, "?", sizeof(lc));
 	} else {
 		user = user_from_uid(st->st_uid, 0);
diff --git a/sftp-common.h b/sftp-common.h
index 2e778a9c..421a78f7 100644
--- a/sftp-common.h
+++ b/sftp-common.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: sftp-common.h,v 1.12 2015/01/14 13:54:13 djm Exp $ */
+/* $OpenBSD: sftp-common.h,v 1.13 2022/09/19 10:41:58 djm Exp $ */
 
 /*
  * Copyright (c) 2001 Markus Friedl.  All rights reserved.
@@ -47,6 +47,7 @@ void	 stat_to_attrib(const struct stat *, Attrib *);
 void	 attrib_to_stat(const Attrib *, struct stat *);
 int	 decode_attrib(struct sshbuf *, Attrib *);
 int	 encode_attrib(struct sshbuf *, const Attrib *);
-char	*ls_file(const char *, const struct stat *, int, int);
+char	*ls_file(const char *, const struct stat *, int, int,
+    const char *, const char *);
 
 const char *fx2txt(int);
diff --git a/sftp-server.c b/sftp-server.c
index 65547029..25f95348 100644
--- a/sftp-server.c
+++ b/sftp-server.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: sftp-server.c,v 1.143 2022/09/19 10:40:52 djm Exp $ */
+/* $OpenBSD: sftp-server.c,v 1.144 2022/09/19 10:41:58 djm Exp $ */
 /*
  * Copyright (c) 2000-2004 Markus Friedl.  All rights reserved.
  *
@@ -1161,7 +1161,8 @@ process_readdir(u_int32_t id)
 				continue;
 			stat_to_attrib(&st, &(stats[count].attrib));
 			stats[count].name = xstrdup(dp->d_name);
-			stats[count].long_name = ls_file(dp->d_name, &st, 0, 0);
+			stats[count].long_name = ls_file(dp->d_name, &st,
+			    0, 0, NULL, NULL);
 			count++;
 			/* send up to 100 entries in one message */
 			/* XXX check packet size instead */
diff --git a/sftp.c b/sftp.c
index 24568aad..2d1186ac 100644
--- a/sftp.c
+++ b/sftp.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: sftp.c,v 1.220 2022/09/16 03:33:14 djm Exp $ */
+/* $OpenBSD: sftp.c,v 1.221 2022/09/19 10:41:58 djm Exp $ */
 /*
  * Copyright (c) 2001-2004 Damien Miller <djm at openbsd.org>
  *
@@ -889,7 +889,7 @@ do_ls_dir(struct sftp_conn *conn, const char *path,
 				memset(&sb, 0, sizeof(sb));
 				attrib_to_stat(&d[n]->a, &sb);
 				lname = ls_file(fname, &sb, 1,
-				    (lflag & LS_SI_UNITS));
+				    (lflag & LS_SI_UNITS), NULL, NULL);
 				mprintf("%s\n", lname);
 				free(lname);
 			} else
@@ -1026,7 +1026,7 @@ do_globbed_ls(struct sftp_conn *conn, const char *path,
 				continue;
 			}
 			lname = ls_file(fname, g.gl_statv[i], 1,
-			    (lflag & LS_SI_UNITS));
+			    (lflag & LS_SI_UNITS), NULL, NULL);
 			mprintf("%s\n", lname);
 			free(lname);
 		} else {

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