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8#include <netinet/ether.h>
9#include <libnetlink.h>
10#include <sys/socket.h>
11#include <linux/if.h>
12#include <errno.h>
13#include <stdio.h>
14
15int fill_vf_rate_test(void *buf, size_t buflen)
16{
17 char bcmac[6] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
18 struct ifla_vf_mac vf_mac = {
19 .mac = { 0x0, 0x26, 0x6c, 0xff, 0xb5, 0xc0 },
20 };
21 struct ifla_vf_link_state vf_link_state = { 0 };
22 struct ifla_vf_tx_rate vf_tx_rate = { 0 };
23 struct ifla_vf_spoofchk vf_spoofchk = {
24 .setting = 1,
25 };
26 struct ifla_vf_vlan vf_vlan = { 0 };
27 struct rtattr *vfinfo_list, *vfinfo;
28 struct nlmsghdr *h = buf;
29 struct ifinfomsg *ifi;
30
31 h->nlmsg_type = RTM_NEWLINK;
32 h->nlmsg_len = NLMSG_LENGTH(sizeof(*ifi));
33
34 ifi = NLMSG_DATA(h);
35 ifi->ifi_type = ARPHRD_ETHER;
36 ifi->ifi_index = 1;
37 ifi->ifi_flags = IFF_RUNNING | IFF_BROADCAST |
38 IFF_MULTICAST | IFF_UP | IFF_LOWER_UP;
39
40#define ASSERT(x) if (x < 0) return -1
41#define ATTR_L(t, v, l) ASSERT(addattr_l(h, buflen, t, v, l))
42#define ATTR_8(t, v) ASSERT(addattr8(h, buflen, t, v))
43#define ATTR_32(t, v) ASSERT(addattr32(h, buflen, t, v))
44#define ATTR_STRZ(t, v) ASSERT(addattrstrz(h, buflen, t, v))
45
46#define NEST(t) addattr_nest(h, buflen, t)
47#define NEST_END(t) addattr_nest_end(h, t)
48
49 ATTR_STRZ(IFLA_IFNAME, "eth0");
50 ATTR_32(IFLA_TXQLEN, 10000);
51 ATTR_8(IFLA_OPERSTATE, 6);
52 ATTR_8(IFLA_LINKMODE, 0);
53 ATTR_32(IFLA_MTU, 9000);
54 ATTR_32(IFLA_GROUP, 0);
55 ATTR_32(IFLA_PROMISCUITY, 0);
56 ATTR_32(IFLA_NUM_TX_QUEUES, 8);
57 ATTR_32(IFLA_NUM_RX_QUEUES, 8);
58 ATTR_8(IFLA_CARRIER, 1);
59 ATTR_STRZ(IFLA_QDISC, "mq");
60 ATTR_L(IFLA_ADDRESS, vf_mac.mac, ETH_ALEN);
61 ATTR_L(IFLA_BROADCAST, bcmac, sizeof(bcmac));
62 ATTR_32(IFLA_NUM_VF, 2);
63
64 vfinfo_list = NEST(IFLA_VFINFO_LIST);
65
66 vfinfo = NEST(IFLA_VF_INFO);
67 ATTR_L(IFLA_VF_MAC, &vf_mac, sizeof(vf_mac));
68 ATTR_L(IFLA_VF_VLAN, &vf_vlan, sizeof(vf_vlan));
69 ATTR_L(IFLA_VF_TX_RATE, &vf_tx_rate, sizeof(vf_tx_rate));
70 ATTR_L(IFLA_VF_SPOOFCHK, &vf_spoofchk, sizeof(vf_spoofchk));
71 ATTR_L(IFLA_VF_LINK_STATE, &vf_link_state, sizeof(vf_link_state));
72 NEST_END(vfinfo);
73
74 vf_mac.vf = vf_vlan.vf = vf_tx_rate.vf = 1;
75 vf_spoofchk.vf = vf_link_state.vf = 1;
76
77 vfinfo = NEST(IFLA_VF_INFO);
78 ATTR_L(IFLA_VF_MAC, &vf_mac, sizeof(vf_mac));
79 ATTR_L(IFLA_VF_VLAN, &vf_vlan, sizeof(vf_vlan));
80 ATTR_L(IFLA_VF_TX_RATE, &vf_tx_rate, sizeof(vf_tx_rate));
81 ATTR_L(IFLA_VF_SPOOFCHK, &vf_spoofchk, sizeof(vf_spoofchk));
82 ATTR_L(IFLA_VF_LINK_STATE, &vf_link_state, sizeof(vf_link_state));
83 NEST_END(vfinfo);
84
85 NEST_END(vfinfo_list);
86
87 return h->nlmsg_len;
88}
89
90int main(void)
91{
92 char buf[16384] = { 0 };
93 int msglen;
94 FILE *fp;
95
96 msglen = fill_vf_rate_test(buf, sizeof(buf));
97 if (msglen < 0) {
98 fprintf(stderr, "fill_vf_rate_test() failed!\n");
99 return 1;
100 }
101 fp = fopen("tests/ip/link/dev_wo_vf_rate.nl", "w");
102 if (!fp) {
103 perror("fopen()");
104 return 1;
105 }
106 if (fwrite(buf, msglen, 1, fp) != 1) {
107 perror("fwrite()");
108 return 1;
109 }
110 fclose(fp);
111 return 0;
112}
113
