cpp-d1064d

[cross.git] / i686-linux-gnu-4.7 / usr / include / linux / virtio_vsock.h

diff --git a/i686-linux-gnu-4.7/usr/include/linux/virtio_vsock.h b/i686-linux-gnu-4.7/usr/include/linux/virtio_vsock.h
new file mode 100644 (file)
index 0000000..20b453e
--- /dev/null
+++ b/i686-linux-gnu-4.7/usr/include/linux/virtio_vsock.h
@@ -0,0 +1,94 @@
+/*
+ * 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 */