1 // SPDX-License-Identifier: GPL-2.0 2 /* Copyright (c) 2019 Facebook */ 3 #include <test_progs.h> 4 #include "test_pkt_access.skel.h" 5 #include "fentry_test.skel.h" 6 7 BPF_EMBED_OBJ_DECLARE(pkt_access); 8 BPF_EMBED_OBJ_DECLARE(fentry); 9 10 void test_fentry_test(void) 11 { 12 struct test_pkt_access *pkt_skel = NULL; 13 struct fentry_test *fentry_skel = NULL; 14 int err, pkt_fd, i; 15 __u32 duration, retval; 16 __u64 *result; 17 18 pkt_skel = test_pkt_access__open_and_load(&pkt_access_embed); 19 if (CHECK(!pkt_skel, "pkt_skel_load", "pkt_access skeleton failed\n")) 20 return; 21 fentry_skel = fentry_test__open_and_load(&fentry_embed); 22 if (CHECK(!fentry_skel, "fentry_skel_load", "fentry skeleton failed\n")) 23 goto cleanup; 24 25 err = fentry_test__attach(fentry_skel); 26 if (CHECK(err, "fentry_attach", "fentry attach failed: %d\n", err)) 27 goto cleanup; 28 29 pkt_fd = bpf_program__fd(pkt_skel->progs.test_pkt_access); 30 err = bpf_prog_test_run(pkt_fd, 1, &pkt_v6, sizeof(pkt_v6), 31 NULL, NULL, &retval, &duration); 32 CHECK(err || retval, "ipv6", 33 "err %d errno %d retval %d duration %d\n", 34 err, errno, retval, duration); 35 36 result = (__u64 *)fentry_skel->bss; 37 for (i = 0; i < 6; i++) { 38 if (CHECK(result[i] != 1, "result", 39 "fentry_test%d failed err %lld\n", i + 1, result[i])) 40 goto cleanup; 41 } 42 43 cleanup: 44 fentry_test__destroy(fentry_skel); 45 test_pkt_access__destroy(pkt_skel); 46 } 47