X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/c78cb8f349d74dbb19abbc4edeef12655bdcdf23..d3d07a5e860f1cde0e234ec7a1aff7111a2c514f:/uidlist.c

diff --git a/uidlist.c b/uidlist.c
index 48e0318d..3d9c774e 100644
--- a/uidlist.c
+++ b/uidlist.c
@@ -3,7 +3,7 @@
  *
  * Copyright (C) 1996 Andrew Tridgell
  * Copyright (C) 1996 Paul Mackerras
- * Copyright (C) 2004-2007 Wayne Davison
+ * Copyright (C) 2004-2008 Wayne Davison
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -84,7 +84,7 @@ static const char *gid_to_name(gid_t gid)
 	return NULL;
 }
 
-static uid_t map_uid(uid_t id, char *name)
+static uid_t map_uid(uid_t id, const char *name)
 {
 	uid_t uid;
 	if (id != 0 && name_to_uid(name, &uid))
@@ -92,7 +92,7 @@ static uid_t map_uid(uid_t id, char *name)
 	return id;
 }
 
-static gid_t map_gid(gid_t id, char *name)
+static gid_t map_gid(gid_t id, const char *name)
 {
 	gid_t gid;
 	if (id != 0 && name_to_gid(name, &gid))
@@ -160,7 +160,7 @@ static int is_in_group(gid_t gid)
 }
 
 /* Add a uid to the list of uids.  Only called on receiving side. */
-static struct idlist *recv_add_uid(uid_t id, char *name)
+static struct idlist *recv_add_uid(uid_t id, const char *name)
 {
 	uid_t id2 = name ? map_uid(id, name) : id;
 	struct idlist *node;
@@ -176,7 +176,7 @@ static struct idlist *recv_add_uid(uid_t id, char *name)
 }
 
 /* Add a gid to the list of gids.  Only called on receiving side. */
-static struct idlist *recv_add_gid(gid_t id, char *name)
+static struct idlist *recv_add_gid(gid_t id, const char *name)
 {
 	gid_t id2 = name ? map_gid(id, name) : id;
 	struct idlist *node;
@@ -316,6 +316,10 @@ uid_t recv_user_name(int f, uid_t uid)
 	if (!name)
 		out_of_memory("recv_user_name");
 	read_sbuf(f, name, len);
+	if (numeric_ids < 0) {
+		free(name);
+		name = NULL;
+	}
 	node = recv_add_uid(uid, name); /* node keeps name's memory */
 	return node->id2;
 }
@@ -328,6 +332,10 @@ gid_t recv_group_name(int f, gid_t gid, uint16 *flags_ptr)
 	if (!name)
 		out_of_memory("recv_group_name");
 	read_sbuf(f, name, len);
+	if (numeric_ids < 0) {
+		free(name);
+		name = NULL;
+	}
 	node = recv_add_gid(gid, name); /* node keeps name's memory */
 	if (flags_ptr && node->flags & FLAG_SKIP_GROUP)
 		*flags_ptr |= FLAG_SKIP_GROUP;
@@ -341,13 +349,13 @@ void recv_id_list(int f, struct file_list *flist)
 	id_t id;
 	int i;
 
-	if ((preserve_uid || preserve_acls) && !numeric_ids) {
+	if ((preserve_uid || preserve_acls) && numeric_ids <= 0) {
 		/* read the uid list */
 		while ((id = read_varint30(f)) != 0)
 			recv_user_name(f, id);
 	}
 
-	if ((preserve_gid || preserve_acls) && !numeric_ids) {
+	if ((preserve_gid || preserve_acls) && numeric_ids <= 0) {
 		/* read the gid list */
 		while ((id = read_varint30(f)) != 0)
 			recv_group_name(f, id, NULL);