You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
95 lines
3.0 KiB
C
95 lines
3.0 KiB
C
4 years ago
|
/*
|
||
|
|
* This header, excluding the #ifdef __KERNEL__ part, is BSD licensed so
|
||
|
|
* anyone can use the definitions to implement compatible drivers/servers:
|
||
|
|
*
|
||
|
|
*
|
||
|
|
* Redistribution and use in source and binary forms, with or without
|
||
|
|
* modification, are permitted provided that the following conditions
|
||
|
|
* are met:
|
||
|
|
* 1. Redistributions of source code must retain the above copyright
|
||
|
|
* notice, this list of conditions and the following disclaimer.
|
||
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
||
|
|
* notice, this list of conditions and the following disclaimer in the
|
||
|
|
* documentation and/or other materials provided with the distribution.
|
||
|
|
* 3. Neither the name of IBM nor the names of its contributors
|
||
|
|
* may be used to endorse or promote products derived from this software
|
||
|
|
* without specific prior written permission.
|
||
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
|
||
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL IBM OR CONTRIBUTORS BE LIABLE
|
||
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||
|
|
* SUCH DAMAGE.
|
||
|
|
*
|
||
|
|
* Copyright (C) Red Hat, Inc., 2013-2015
|
||
|
|
* Copyright (C) Asias He <asias@redhat.com>, 2013
|
||
|
|
* Copyright (C) Stefan Hajnoczi <stefanha@redhat.com>, 2015
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef _LINUX_VIRTIO_VSOCK_H
|
||
|
|
#define _LINUX_VIRTIO_VSOCK_H
|
||
|
|
|
||
|
|
#include <linux/types.h>
|
||
|
|
#include <linux/virtio_ids.h>
|
||
|
|
#include <linux/virtio_config.h>
|
||
|
|
|
||
|
|
struct virtio_vsock_config {
|
||
|
|
__le64 guest_cid;
|
||
|
|
} __attribute__((packed));
|
||
|
|
|
||
|
|
enum virtio_vsock_event_id {
|
||
|
|
VIRTIO_VSOCK_EVENT_TRANSPORT_RESET = 0,
|
||
|
|
};
|
||
|
|
|
||
|
|
struct virtio_vsock_event {
|
||
|
|
__le32 id;
|
||
|
|
} __attribute__((packed));
|
||
|
|
|
||
|
|
struct virtio_vsock_hdr {
|
||
|
|
__le64 src_cid;
|
||
|
|
__le64 dst_cid;
|
||
|
|
__le32 src_port;
|
||
|
|
__le32 dst_port;
|
||
|
|
__le32 len;
|
||
|
|
__le16 type; /* enum virtio_vsock_type */
|
||
|
|
__le16 op; /* enum virtio_vsock_op */
|
||
|
|
__le32 flags;
|
||
|
|
__le32 buf_alloc;
|
||
|
|
__le32 fwd_cnt;
|
||
|
|
} __attribute__((packed));
|
||
|
|
|
||
|
|
enum virtio_vsock_type {
|
||
|
|
VIRTIO_VSOCK_TYPE_STREAM = 1,
|
||
|
|
};
|
||
|
|
|
||
|
|
enum virtio_vsock_op {
|
||
|
|
VIRTIO_VSOCK_OP_INVALID = 0,
|
||
|
|
|
||
|
|
/* Connect operations */
|
||
|
|
VIRTIO_VSOCK_OP_REQUEST = 1,
|
||
|
|
VIRTIO_VSOCK_OP_RESPONSE = 2,
|
||
|
|
VIRTIO_VSOCK_OP_RST = 3,
|
||
|
|
VIRTIO_VSOCK_OP_SHUTDOWN = 4,
|
||
|
|
|
||
|
|
/* To send payload */
|
||
|
|
VIRTIO_VSOCK_OP_RW = 5,
|
||
|
|
|
||
|
|
/* Tell the peer our credit info */
|
||
|
|
VIRTIO_VSOCK_OP_CREDIT_UPDATE = 6,
|
||
|
|
/* Request the peer to send the credit info to us */
|
||
|
|
VIRTIO_VSOCK_OP_CREDIT_REQUEST = 7,
|
||
|
|
};
|
||
|
|
|
||
|
|
/* VIRTIO_VSOCK_OP_SHUTDOWN flags values */
|
||
|
|
enum virtio_vsock_shutdown {
|
||
|
|
VIRTIO_VSOCK_SHUTDOWN_RCV = 1,
|
||
|
|
VIRTIO_VSOCK_SHUTDOWN_SEND = 2,
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif /* _LINUX_VIRTIO_VSOCK_H */
|