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, 111 insertions, 0 deletions

diff --git a/linux-user/sparc/sockbits.h b/linux-user/sparc/sockbits.h
new file mode 100644
index 000000000..0a822e3e1
--- /dev/null
+++ b/linux-user/sparc/sockbits.h
@@ -0,0 +1,111 @@
+/*
+ * 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 SPARC_SOCKBITS_H
+#define SPARC_SOCKBITS_H
+
+/* For setsockopt(2) */
+#define TARGET_SOL_SOCKET      0xffff
+
+#define TARGET_SO_DEBUG        0x0001
+#define TARGET_SO_PASSCRED     0x0002
+#define TARGET_SO_REUSEADDR    0x0004
+#define TARGET_SO_KEEPALIVE    0x0008
+#define TARGET_SO_DONTROUTE    0x0010
+#define TARGET_SO_BROADCAST    0x0020
+#define TARGET_SO_PEERCRED     0x0040
+#define TARGET_SO_LINGER       0x0080
+#define TARGET_SO_OOBINLINE    0x0100
+#define TARGET_SO_REUSEPORT    0x0200
+#define TARGET_SO_BSDCOMPAT    0x0400
+#define TARGET_SO_RCVLOWAT     0x0800
+#define TARGET_SO_SNDLOWAT     0x1000
+#define TARGET_SO_RCVTIMEO     0x2000
+#define TARGET_SO_SNDTIMEO     0x4000
+#define TARGET_SO_ACCEPTCONN   0x8000
+
+#define TARGET_SO_SNDBUF       0x1001
+#define TARGET_SO_RCVBUF       0x1002
+#define TARGET_SO_SNDBUFFORCE  0x100a
+#define TARGET_SO_RCVBUFFORCE  0x100b
+#define TARGET_SO_ERROR        0x1007
+#define TARGET_SO_TYPE         0x1008
+#define TARGET_SO_PROTOCOL     0x1028
+#define TARGET_SO_DOMAIN       0x1029
+
+/* Linux specific, keep the same. */
+#define TARGET_SO_NO_CHECK     0x000b
+#define TARGET_SO_PRIORITY     0x000c
+
+#define TARGET_SO_BINDTODEVICE 0x000d
+
+#define TARGET_SO_ATTACH_FILTER        0x001a
+#define TARGET_SO_DETACH_FILTER        0x001b
+#define TARGET_SO_GET_FILTER           TARGET_SO_ATTACH_FILTER
+
+#define TARGET_SO_PEERNAME             0x001c
+#define TARGET_SO_TIMESTAMP            0x001d
+#define TARGET_SCM_TIMESTAMP           TARGET_SO_TIMESTAMP
+
+#define TARGET_SO_PEERSEC              0x001e
+#define TARGET_SO_PASSSEC              0x001f
+#define TARGET_SO_TIMESTAMPNS          0x0021
+#define TARGET_SCM_TIMESTAMPNS         TARGET_SO_TIMESTAMPNS
+
+#define TARGET_SO_MARK                 0x0022
+
+#define TARGET_SO_TIMESTAMPING         0x0023
+#define TARGET_SCM_TIMESTAMPING        TARGET_SO_TIMESTAMPING
+
+#define TARGET_SO_RXQ_OVFL             0x0024
+
+#define TARGET_SO_WIFI_STATUS          0x0025
+#define TARGET_SCM_WIFI_STATUS         TARGET_SO_WIFI_STATUS
+#define TARGET_SO_PEEK_OFF             0x0026
+
+/* Instruct lower device to use last 4-bytes of skb data as FCS */
+#define TARGET_SO_NOFCS                0x0027
+
+#define TARGET_SO_LOCK_FILTER          0x0028
+
+#define TARGET_SO_SELECT_ERR_QUEUE     0x0029
+
+#define TARGET_SO_BUSY_POLL            0x0030
+
+#define TARGET_SO_MAX_PACING_RATE      0x0031
+
+#define TARGET_SO_BPF_EXTENSIONS       0x0032
+
+#define TARGET_SO_INCOMING_CPU         0x0033
+
+#define TARGET_SO_ATTACH_BPF           0x0034
+#define TARGET_SO_DETACH_BPF           TARGET_SO_DETACH_FILTER
+
+#define TARGET_SO_ATTACH_REUSEPORT_CBPF        0x0035
+#define TARGET_SO_ATTACH_REUSEPORT_EBPF        0x0036
+
+#define TARGET_SO_CNX_ADVICE           0x0037
+
+#define TARGET_SCM_TIMESTAMPING_OPT_STATS      0x0038
+
+#define TARGET_SO_MEMINFO              0x0039
+
+#define TARGET_SO_INCOMING_NAPI_ID     0x003a
+
+#define TARGET_SO_COOKIE               0x003b
+
+#define TARGET_SCM_TIMESTAMPING_PKTINFO        0x003c
+
+#define TARGET_SO_PEERGROUPS           0x003d
+
+#define TARGET_SO_ZEROCOPY             0x003e
+
+/* Security levels - as per NRL IPv6 - don't actually do anything */
+#define TARGET_SO_SECURITY_AUTHENTICATION              0x5001
+#define TARGET_SO_SECURITY_ENCRYPTION_TRANSPORT        0x5002
+#define TARGET_SO_SECURITY_ENCRYPTION_NETWORK          0x5004
+#endif