net/local: support FIONWRITE for domain socket ioctl

Signed-off-by: wangbowen6 <wangbowen6@xiaomi.com>
2022-11-24 15:26:27 +08:00 · 2022-11-24 15:26:27 +08:00 · c37d90c194
parent 28739b8b8a
commit c37d90c194
1 changed files with 1 additions and 0 deletions
--- a/net/local/local_sockif.c
+++ b/net/local/local_sockif.c
@ -829,6 +829,7 @@ static int local_ioctl(FAR struct socket *psock, int cmd, unsigned long arg)
            ret = -ENOTCONN;
          }
        break;
+      case FIONWRITE:
      case FIONSPACE:
        if (conn->lc_outfile.f_inode != NULL)
          {