summaryrefslogtreecommitdiff
path: root/net
diff options
context:
space:
mode:
authorMark McLoughlin <markmc@redhat.com>2009-10-22 17:49:06 +0100
committerAnthony Liguori <aliguori@us.ibm.com>2009-10-30 08:39:27 -0500
commitf54c7bdc48c81f4660902680d74aed5dc00cdc44 (patch)
treed52e75516d02c192316686d218e0821fdc22d9a2 /net
parenta8ed73f73db458e742aa17798530103d2de578cc (diff)
downloadqemu-f54c7bdc48c81f4660902680d74aed5dc00cdc44.zip
net: move tap-linux.h under net/
Signed-off-by: Mark McLoughlin <markmc@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'net')
-rw-r--r--net/tap-linux.h51
1 files changed, 51 insertions, 0 deletions
diff --git a/net/tap-linux.h b/net/tap-linux.h
new file mode 100644
index 0000000000..d81c65081f
--- /dev/null
+++ b/net/tap-linux.h
@@ -0,0 +1,51 @@
+/*
+ * Universal TUN/TAP device driver.
+ * Copyright (C) 1999-2000 Maxim Krasnyansky <max_mk@yahoo.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef QEMU_TAP_H
+#define QEMU_TAP_H
+
+#include <stdint.h>
+#include <linux/ioctl.h>
+
+/* Ioctl defines */
+#define TUNSETIFF _IOW('T', 202, int)
+#define TUNGETFEATURES _IOR('T', 207, unsigned int)
+#define TUNSETOFFLOAD _IOW('T', 208, unsigned int)
+#define TUNGETIFF _IOR('T', 210, unsigned int)
+#define TUNSETSNDBUF _IOW('T', 212, int)
+
+/* TUNSETIFF ifr flags */
+#define IFF_TAP 0x0002
+#define IFF_NO_PI 0x1000
+#define IFF_VNET_HDR 0x4000
+
+/* Features for GSO (TUNSETOFFLOAD). */
+#define TUN_F_CSUM 0x01 /* You can hand me unchecksummed packets. */
+#define TUN_F_TSO4 0x02 /* I can handle TSO for IPv4 packets */
+#define TUN_F_TSO6 0x04 /* I can handle TSO for IPv6 packets */
+#define TUN_F_TSO_ECN 0x08 /* I can handle TSO with ECN bits. */
+#define TUN_F_UFO 0x10 /* I can handle UFO packets */
+
+struct virtio_net_hdr
+{
+ uint8_t flags;
+ uint8_t gso_type;
+ uint16_t hdr_len;
+ uint16_t gso_size;
+ uint16_t csum_start;
+ uint16_t csum_offset;
+};
+
+#endif /* QEMU_TAP_H */