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0f0a1dad EV |
1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
2 | ||
0f0a1dad | 3 | #include <arpa/inet.h> |
ef118d00 YW |
4 | #include <netinet/icmp6.h> |
5 | #include <unistd.h> | |
0f0a1dad EV |
6 | |
7 | #include "alloc-util.h" | |
8 | #include "icmp6-util.h" | |
9 | #include "fuzz.h" | |
10 | #include "sd-ndisc.h" | |
11 | #include "socket-util.h" | |
12 | #include "ndisc-internal.h" | |
13 | ||
f2a500eb | 14 | static int test_fd[2] = { -1, -1 }; |
0f0a1dad EV |
15 | |
16 | int icmp6_bind_router_solicitation(int index) { | |
804a6a17 | 17 | assert_se(socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC | SOCK_NONBLOCK, 0, test_fd) >= 0); |
0f0a1dad EV |
18 | return test_fd[0]; |
19 | } | |
20 | ||
21 | int icmp6_bind_router_advertisement(int index) { | |
22 | return -ENOSYS; | |
23 | } | |
24 | ||
25 | int icmp6_receive(int fd, void *iov_base, size_t iov_len, | |
26 | struct in6_addr *dst, triple_timestamp *timestamp) { | |
27 | assert_se(read(fd, iov_base, iov_len) == (ssize_t) iov_len); | |
28 | ||
29 | if (timestamp) | |
30 | triple_timestamp_get(timestamp); | |
31 | ||
32 | return 0; | |
33 | } | |
34 | ||
35 | int icmp6_send_router_solicitation(int s, const struct ether_addr *ether_addr) { | |
36 | return 0; | |
37 | } | |
38 | ||
39 | int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { | |
40 | struct ether_addr mac_addr = { | |
41 | .ether_addr_octet = {'A', 'B', 'C', '1', '2', '3'} | |
42 | }; | |
43 | _cleanup_(sd_event_unrefp) sd_event *e = NULL; | |
44 | _cleanup_(sd_ndisc_unrefp) sd_ndisc *nd = NULL; | |
45 | ||
46 | assert_se(sd_event_new(&e) >= 0); | |
47 | assert_se(sd_ndisc_new(&nd) >= 0); | |
48 | assert_se(sd_ndisc_attach_event(nd, e, 0) >= 0); | |
49 | assert_se(sd_ndisc_set_ifindex(nd, 42) >= 0); | |
50 | assert_se(sd_ndisc_set_mac(nd, &mac_addr) >= 0); | |
51 | assert_se(sd_ndisc_start(nd) >= 0); | |
52 | assert_se(write(test_fd[1], data, size) == (ssize_t) size); | |
53 | (void) sd_event_run(e, (uint64_t) -1); | |
54 | assert_se(sd_ndisc_stop(nd) >= 0); | |
55 | close(test_fd[1]); | |
56 | ||
57 | return 0; | |
58 | } |