diff options
Diffstat (limited to 'src/spdk/dpdk/drivers/net/tap/tap_netlink.h')
| -rw-r--r-- | src/spdk/dpdk/drivers/net/tap/tap_netlink.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/spdk/dpdk/drivers/net/tap/tap_netlink.h b/src/spdk/dpdk/drivers/net/tap/tap_netlink.h new file mode 100644 index 00000000..faa73ba1 --- /dev/null +++ b/src/spdk/dpdk/drivers/net/tap/tap_netlink.h @@ -0,0 +1,42 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright 2017 6WIND S.A. + * Copyright 2017 Mellanox Technologies, Ltd + */ + +#ifndef _TAP_NETLINK_H_ +#define _TAP_NETLINK_H_ + +#include <ctype.h> +#include <inttypes.h> +#include <linux/rtnetlink.h> +#include <linux/netlink.h> +#include <stdio.h> + +#include <rte_log.h> + +#define NLMSG_BUF 512 + +struct nlmsg { + struct nlmsghdr nh; + struct tcmsg t; + char buf[NLMSG_BUF]; + struct nested_tail *nested_tails; +}; + +#define NLMSG_TAIL(nlh) (void *)((char *)(nlh) + NLMSG_ALIGN((nlh)->nlmsg_len)) + +int tap_nl_init(uint32_t nl_groups); +int tap_nl_final(int nlsk_fd); +int tap_nl_send(int nlsk_fd, struct nlmsghdr *nh); +int tap_nl_recv(int nlsk_fd, int (*callback)(struct nlmsghdr *, void *), + void *arg); +int tap_nl_recv_ack(int nlsk_fd); +void tap_nlattr_add(struct nlmsghdr *nh, unsigned short type, + unsigned int data_len, const void *data); +void tap_nlattr_add8(struct nlmsghdr *nh, unsigned short type, uint8_t data); +void tap_nlattr_add16(struct nlmsghdr *nh, unsigned short type, uint16_t data); +void tap_nlattr_add32(struct nlmsghdr *nh, unsigned short type, uint32_t data); +int tap_nlattr_nested_start(struct nlmsg *msg, uint16_t type); +void tap_nlattr_nested_finish(struct nlmsg *msg); + +#endif /* _TAP_NETLINK_H_ */ |