8#include <libmnl/libmnl.h>
10#include <linux/if_link.h>
11#include <linux/rtnetlink.h>
13static int data_attr_cb(
const struct nlattr *attr,
void *data)
15 const struct nlattr **tb = data;
25 perror(
"mnl_attr_validate");
31 perror(
"mnl_attr_validate");
37 perror(
"mnl_attr_validate");
46static int data_cb(
const struct nlmsghdr *nlh,
void *data)
48 struct nlattr *tb[IFLA_MAX+1] = {};
51 printf(
"index=%d type=%d flags=%d family=%d ",
52 ifm->ifi_index, ifm->ifi_type,
53 ifm->ifi_flags, ifm->ifi_family);
55 if (ifm->ifi_flags & IFF_RUNNING)
58 printf(
"[NOT RUNNING] ");
64 if (tb[IFLA_IFNAME]) {
67 if (tb[IFLA_ADDRESS]) {
73 printf(
"%.2x", hwaddr[i] & 0xff);
84 char buf[MNL_SOCKET_DUMP_SIZE];
85 unsigned int seq, portid;
86 struct mnl_socket *nl;
92 nlh->nlmsg_type = RTM_GETLINK;
93 nlh->nlmsg_flags = NLM_F_REQUEST | NLM_F_DUMP;
94 nlh->nlmsg_seq = seq = time(NULL);
96 rt->rtgen_family = AF_PACKET;
100 perror(
"mnl_socket_open");
105 perror(
"mnl_socket_bind");
111 perror(
"mnl_socket_sendto");
117 ret =
mnl_cb_run(buf, ret, seq, portid, data_cb, NULL);
118 if (ret <= MNL_CB_STOP)
void * mnl_attr_get_payload(const struct nlattr *attr)
uint16_t mnl_attr_get_payload_len(const struct nlattr *attr)
int mnl_attr_validate(const struct nlattr *attr, enum mnl_attr_data_type type)
int mnl_attr_parse(const struct nlmsghdr *nlh, unsigned int offset, mnl_attr_cb_t cb, void *data)
int mnl_attr_type_valid(const struct nlattr *attr, uint16_t max)
uint16_t mnl_attr_get_type(const struct nlattr *attr)
uint32_t mnl_attr_get_u32(const struct nlattr *attr)
const char * mnl_attr_get_str(const struct nlattr *attr)
int mnl_cb_run(const void *buf, size_t numbytes, unsigned int seq, unsigned int portid, mnl_cb_t cb_data, void *data)
void * mnl_nlmsg_get_payload(const struct nlmsghdr *nlh)
struct nlmsghdr * mnl_nlmsg_put_header(void *buf)
void * mnl_nlmsg_put_extra_header(struct nlmsghdr *nlh, size_t size)
int mnl_socket_close(struct mnl_socket *nl)
unsigned int mnl_socket_get_portid(const struct mnl_socket *nl)
struct mnl_socket * mnl_socket_open(int bus)
ssize_t mnl_socket_recvfrom(const struct mnl_socket *nl, void *buf, size_t bufsiz)
int mnl_socket_bind(struct mnl_socket *nl, unsigned int groups, pid_t pid)
ssize_t mnl_socket_sendto(const struct mnl_socket *nl, const void *buf, size_t len)