1 // SPDX-License-Identifier: GPL-2.0 2 /* Copyright (c) 2019 Facebook */ 3 #include <test_progs.h> 4 #include "fentry_test.lskel.h" 5 #include "fexit_test.lskel.h" 6 7 void test_fentry_fexit(void) 8 { 9 struct fentry_test_lskel *fentry_skel = NULL; 10 struct fexit_test_lskel *fexit_skel = NULL; 11 __u64 *fentry_res, *fexit_res; 12 __u32 duration = 0, retval; 13 int err, prog_fd, i; 14 15 fentry_skel = fentry_test_lskel__open_and_load(); 16 if (CHECK(!fentry_skel, "fentry_skel_load", "fentry skeleton failed\n")) 17 goto close_prog; 18 fexit_skel = fexit_test_lskel__open_and_load(); 19 if (CHECK(!fexit_skel, "fexit_skel_load", "fexit skeleton failed\n")) 20 goto close_prog; 21 22 err = fentry_test_lskel__attach(fentry_skel); 23 if (CHECK(err, "fentry_attach", "fentry attach failed: %d\n", err)) 24 goto close_prog; 25 err = fexit_test_lskel__attach(fexit_skel); 26 if (CHECK(err, "fexit_attach", "fexit attach failed: %d\n", err)) 27 goto close_prog; 28 29 prog_fd = fexit_skel->progs.test1.prog_fd; 30 err = bpf_prog_test_run(prog_fd, 1, NULL, 0, 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 fentry_res = (__u64 *)fentry_skel->bss; 37 fexit_res = (__u64 *)fexit_skel->bss; 38 printf("%lld\n", fentry_skel->bss->test1_result); 39 for (i = 0; i < 8; i++) { 40 CHECK(fentry_res[i] != 1, "result", 41 "fentry_test%d failed err %lld\n", i + 1, fentry_res[i]); 42 CHECK(fexit_res[i] != 1, "result", 43 "fexit_test%d failed err %lld\n", i + 1, fexit_res[i]); 44 } 45 46 close_prog: 47 fentry_test_lskel__destroy(fentry_skel); 48 fexit_test_lskel__destroy(fexit_skel); 49 } 50