virtio/vsock: defines and constants for SEQPACKET

Add set of defines and constants for SOCK_SEQPACKET support
in vsock.

Signed-off-by: Arseny Krasnov <arseny.krasnov@kaspersky.com>
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/include/uapi/linux/virtio_vsock.h b/include/uapi/linux/virtio_vsock.h
index 1d57ed3..3dd3555 100644 (file)
--- a/include/uapi/linux/virtio_vsock.h
+++ b/include/uapi/linux/virtio_vsock.h
@@ -38,6 +38,9 @@
 #include <linux/virtio_ids.h>
 #include <linux/virtio_config.h>
 
+/* The feature bitmap for virtio vsock */
+#define VIRTIO_VSOCK_F_SEQPACKET       1       /* SOCK_SEQPACKET supported */
+
 struct virtio_vsock_config {
        __le64 guest_cid;
 } __attribute__((packed));
@@ -65,6 +68,7 @@ struct virtio_vsock_hdr {
 
 enum virtio_vsock_type {
        VIRTIO_VSOCK_TYPE_STREAM = 1,
+       VIRTIO_VSOCK_TYPE_SEQPACKET = 2,
 };
 
 enum virtio_vsock_op {
@@ -91,4 +95,9 @@ enum virtio_vsock_shutdown {
        VIRTIO_VSOCK_SHUTDOWN_SEND = 2,
 };
 
+/* VIRTIO_VSOCK_OP_RW flags values */
+enum virtio_vsock_rw {
+       VIRTIO_VSOCK_SEQ_EOR = 1,
+};
+
 #endif /* _UAPI_LINUX_VIRTIO_VSOCK_H */