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, 51 insertions, 0 deletions

diff --git a/linux-user/mips/target_fcntl.h b/linux-user/mips/target_fcntl.h
new file mode 100644
index 000000000..6fc7b8a12
--- /dev/null
+++ b/linux-user/mips/target_fcntl.h
@@ -0,0 +1,51 @@
+/*
+ * 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 MIPS_TARGET_FCNTL_H
+#define MIPS_TARGET_FCNTL_H
+
+#define TARGET_O_APPEND         0x0008
+#define TARGET_O_DSYNC          0x0010
+#define TARGET_O_NONBLOCK       0x0080
+#define TARGET_O_CREAT          0x0100  /* not fcntl */
+#define TARGET_O_TRUNC          0x0200  /* not fcntl */
+#define TARGET_O_EXCL           0x0400  /* not fcntl */
+#define TARGET_O_NOCTTY         0x0800  /* not fcntl */
+#define TARGET_FASYNC           0x1000  /* fcntl, for BSD compatibility */
+#define TARGET_O_LARGEFILE      0x2000  /* allow large file opens */
+#define TARGET___O_SYNC         0x4000
+#define TARGET_O_DIRECT         0x8000  /* direct disk access hint */
+
+#define TARGET_F_GETLK         14
+#define TARGET_F_SETLK         6
+#define TARGET_F_SETLKW        7
+
+#define TARGET_F_SETOWN        24       /*  for sockets. */
+#define TARGET_F_GETOWN        23       /*  for sockets. */
+
+#if (TARGET_ABI_BITS == 32)
+
+struct target_flock {
+    short l_type;
+    short l_whence;
+    abi_long l_start;
+    abi_long l_len;
+    abi_long l_sysid;
+    int l_pid;
+    abi_long pad[4];
+};
+
+#define TARGET_HAVE_ARCH_STRUCT_FLOCK
+
+#endif
+
+#define TARGET_F_GETLK64       33      /*  using 'struct flock64' */
+#define TARGET_F_SETLK64       34
+#define TARGET_F_SETLKW64      35
+
+#include "../generic/fcntl.h"
+#endif