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