1 files changed, 17 insertions, 0 deletions

diff --git a/misc.c b/misc.c
index 3938d4053..2adb8c6a8 100644
--- a/misc.c
+++ b/misc.c
@@ -59,6 +59,7 @@
 #include "misc.h"
 #include "log.h"
 #include "ssh.h"
+#include "platform.h"
 
 /* remove newline at end of string */
 char *
@@ -642,6 +643,22 @@ read_keyfile_line(FILE *f, const char *filename, char *buf, size_t bufsz,
         return -1;
 }
 
+/*
+ * return 1 if the specified uid is a uid that may own a system directory
+ * otherwise 0.
+ */
+int
+platform_sys_dir_uid(uid_t uid)
+{
+        if (uid == 0)
+                return 1;
+#ifdef PLATFORM_SYS_DIR_UID
+        if (uid == PLATFORM_SYS_DIR_UID)
+                return 1;
+#endif
+        return 0;
+}
+
 int
 secure_permissions(struct stat *st, uid_t uid)
 {