7 #include <libmnl/libmnl.h>
9 #include <linux/if_link.h>
10 #include <linux/rtnetlink.h>
12 static int data_attr_cb(
const struct nlattr *attr,
void *data)
21 perror(
"mnl_attr_validate");
28 perror(
"mnl_attr_validate2");
37 static int data_cb(
const struct nlmsghdr *nlh,
void *data)
41 printf(
"index=%d type=%d flags=%d family=%d ",
42 ifm->ifi_index, ifm->ifi_type,
43 ifm->ifi_flags, ifm->ifi_family);
45 if (ifm->ifi_flags & IFF_RUNNING)
48 printf(
"[NOT RUNNING] ");
58 char buf[MNL_SOCKET_BUFFER_SIZE];
62 unsigned int seq, portid;
65 nlh->nlmsg_type = RTM_GETLINK;
66 nlh->nlmsg_flags = NLM_F_REQUEST | NLM_F_DUMP;
67 nlh->nlmsg_seq = seq = time(NULL);
69 rt->rtgen_family = AF_PACKET;
73 perror(
"mnl_socket_open");
78 perror(
"mnl_socket_bind");
84 perror(
"mnl_socket_send");
90 ret =
mnl_cb_run(buf, ret, seq, portid, data_cb, NULL);
91 if (ret <= MNL_CB_STOP)
int mnl_attr_parse(const struct nlmsghdr *nlh, unsigned int offset, mnl_attr_cb_t cb, void *data)
void * mnl_nlmsg_put_extra_header(struct nlmsghdr *nlh, size_t size)
uint16_t mnl_attr_get_type(const struct nlattr *attr)
struct mnl_socket * mnl_socket_open(int type)
unsigned int mnl_socket_get_portid(const struct mnl_socket *nl)
ssize_t mnl_socket_recvfrom(const struct mnl_socket *nl, void *buf, size_t siz)
int mnl_cb_run(const void *buf, size_t numbytes, unsigned int seq, unsigned int portid, mnl_cb_t cb_data, void *data)
int mnl_socket_bind(struct mnl_socket *nl, unsigned int groups, pid_t pid)
int mnl_socket_close(struct mnl_socket *nl)
int mnl_attr_type_valid(const struct nlattr *attr, uint16_t maxtype)
struct nlmsghdr * mnl_nlmsg_put_header(void *buf)
ssize_t mnl_socket_sendto(const struct mnl_socket *nl, const void *req, size_t siz)
const char * mnl_attr_get_str(const struct nlattr *attr)
uint32_t mnl_attr_get_u32(const struct nlattr *attr)
int mnl_attr_validate(const struct nlattr *attr, enum mnl_attr_data_type type)
void * mnl_nlmsg_get_payload(const struct nlmsghdr *nlh)