Introduce Virtio-loopback epsilon release:

Epsilon release introduces a new compatibility layer which make virtio-loopback
design to work with QEMU and rust-vmm vhost-user backend without require any
changes.

Signed-off-by: Timos Ampelikiotis <t.ampelikiotis@virtualopensystems.com>
Change-Id: I52e57563e08a7d0bdc002f8e928ee61ba0c53dd9

1 files changed, 83 insertions, 0 deletions

diff --git a/linux-user/alpha/sockbits.h b/linux-user/alpha/sockbits.h
new file mode 100644
index 000000000..d54dc98c0
--- /dev/null
+++ b/linux-user/alpha/sockbits.h
@@ -0,0 +1,83 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation, or (at your option) any
+ * later version. See the COPYING file in the top-level directory.
+ */
+
+#ifndef ALPHA_SOCKBITS_H
+#define ALPHA_SOCKBITS_H
+
+/* For setsockopt(2) */
+#define TARGET_SOL_SOCKET   0xffff
+
+#define TARGET_SO_DEBUG 0x0001
+#define TARGET_SO_REUSEADDR 0x0004
+#define TARGET_SO_KEEPALIVE 0x0008
+#define TARGET_SO_DONTROUTE 0x0010
+#define TARGET_SO_BROADCAST 0x0020
+#define TARGET_SO_LINGER    0x0080
+#define TARGET_SO_OOBINLINE 0x0100
+#define TARGET_SO_REUSEPORT 0x0200
+
+#define TARGET_SO_TYPE      0x1008
+#define TARGET_SO_ERROR 0x1007
+#define TARGET_SO_SNDBUF    0x1001
+#define TARGET_SO_RCVBUF    0x1002
+#define TARGET_SO_SNDBUFFORCE   0x100a
+#define TARGET_SO_RCVBUFFORCE   0x100b
+#define TARGET_SO_RCVLOWAT  0x1010
+#define TARGET_SO_SNDLOWAT  0x1011
+#define TARGET_SO_RCVTIMEO  0x1012
+#define TARGET_SO_SNDTIMEO  0x1013
+#define TARGET_SO_ACCEPTCONN    0x1014
+#define TARGET_SO_PROTOCOL  0x1028
+#define TARGET_SO_DOMAIN    0x1029
+
+/* linux-specific, might as well be the same as on i386 */
+#define TARGET_SO_NO_CHECK  11
+#define TARGET_SO_PRIORITY  12
+#define TARGET_SO_BSDCOMPAT 14
+
+#define TARGET_SO_PASSCRED  17
+#define TARGET_SO_PEERCRED  18
+#define TARGET_SO_BINDTODEVICE 25
+
+/* Socket filtering */
+#define TARGET_SO_ATTACH_FILTER        26
+#define TARGET_SO_DETACH_FILTER        27
+
+#define TARGET_SO_PEERNAME      28
+#define TARGET_SO_TIMESTAMP     29
+#define TARGET_SCM_TIMESTAMP        TARGET_SO_TIMESTAMP
+
+#define TARGET_SO_PEERSEC       30
+#define TARGET_SO_PASSSEC       34
+#define TARGET_SO_TIMESTAMPNS       35
+#define TARGET_SCM_TIMESTAMPNS      TARGET_SO_TIMESTAMPNS
+
+/* Security levels - as per NRL IPv6 - don't actually do anything */
+#define TARGET_SO_SECURITY_AUTHENTICATION       19
+#define TARGET_SO_SECURITY_ENCRYPTION_TRANSPORT 20
+#define TARGET_SO_SECURITY_ENCRYPTION_NETWORK       21
+
+#define TARGET_SO_MARK          36
+
+#define TARGET_SO_TIMESTAMPING      37
+#define TARGET_SCM_TIMESTAMPING TARGET_SO_TIMESTAMPING
+
+#define TARGET_SO_RXQ_OVFL             40
+
+#define TARGET_SO_WIFI_STATUS       41
+#define TARGET_SCM_WIFI_STATUS      TARGET_SO_WIFI_STATUS
+#define TARGET_SO_PEEK_OFF      42
+
+/* Instruct lower device to use last 4-bytes of skb data as FCS */
+#define TARGET_SO_NOFCS     43
+
+/* TARGET_O_NONBLOCK clashes with the bits used for socket types.  Therefore we
+ * have to define SOCK_NONBLOCK to a different value here.
+ */
+#define TARGET_SOCK_NONBLOCK   0x40000000
+
+#endif