This adds set of defines and constants for SOCK_SEQPACKET
support in vsock.
Signed-off-by: Arseny Krasnov <arseny.krasnov@xxxxxxxxxxxxx>
---
v7 -> v8:
- Things like SEQ_BEGIN, SEQ_END, 'msg_len' and 'msg_id' now removed.
Now only last RW packet of each message marked by 'VIRTIO_VSOCK_SEQ_EOR'
bit in 'flags' field of header.
include/uapi/linux/virtio_vsock.h | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/include/uapi/linux/virtio_vsock.h b/include/uapi/linux/virtio_vsock.h
index 1d57ed3d84d2..e035b07afe3e 100644
--- 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 0 /* 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 */
--
2.25.1
