Abhishekmishra2808 commented on code in PR #19165:
URL: https://github.com/apache/nuttx/pull/19165#discussion_r3433622941
##########
fs/tmpfs/fs_tmpfs.c:
##########
@@ -555,12 +561,174 @@ static int tmpfs_add_dirent(FAR struct tmpfs_directory_s
*tdo,
return OK;
}
+#if defined(CONFIG_FS_PERMISSION)
+
+/****************************************************************************
+ * Name: tmpfs_init_object
+ ****************************************************************************/
+
+static void tmpfs_init_object(FAR struct tmpfs_object_s *to, mode_t mode)
+{
+ FAR struct tcb_s *rtcb;
+
+ to->to_mode = mode & 07777;
+ rtcb = nxsched_self();
+ if ((rtcb->flags & TCB_FLAG_TTYPE_MASK) == TCB_FLAG_TTYPE_KERNEL ||
+ rtcb->group == NULL)
+ {
+ to->to_uid = 0;
+ to->to_gid = 0;
+ }
+ else
+ {
+ to->to_uid = rtcb->group->tg_euid;
+ to->to_gid = rtcb->group->tg_egid;
+ }
+}
+
+/****************************************************************************
+ * Name: tmpfs_check_pathperm
+ ****************************************************************************/
+
+static int tmpfs_check_pathperm(FAR struct tmpfs_s *fs,
+ FAR const char *relpath, size_t relpathlen,
+ int final_amode)
+{
+ FAR struct tmpfs_directory_s *tdo;
+ FAR struct tmpfs_object_s *to;
+ size_t begin;
+ size_t end;
+ int ret;
+
+ begin = 0;
Review Comment:
Done
##########
fs/tmpfs/fs_tmpfs.c:
##########
@@ -2853,6 +3119,49 @@ static int tmpfs_stat(FAR struct inode *mountpt, FAR
const char *relpath,
return ret;
}
+/****************************************************************************
+ * Name: tmpfs_chstat
+ ****************************************************************************/
+
+static int tmpfs_chstat(FAR struct inode *mountpt, FAR const char *relpath,
+ FAR const struct stat *buf, int flags)
+{
+ FAR struct tmpfs_s *fs;
+ FAR struct tmpfs_object_s *to;
+ int ret;
+
+ DEBUGASSERT(mountpt != NULL && relpath != NULL && buf != NULL);
+
+#ifndef CONFIG_FS_PERMISSION
+ UNUSED(flags);
+ return -ENOSYS;
+#else
+ fs = mountpt->i_private;
+ DEBUGASSERT(fs != NULL);
+
+ ret = tmpfs_lock(fs);
+ if (ret < 0)
+ {
+ return ret;
+ }
+
+ for (; *relpath == '/'; relpath++);
Review Comment:
Moved
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