1 // SPDX-License-Identifier: GPL-2.0 2 /* Copyright (c) 2021 Facebook */ 3 #include <test_progs.h> 4 #include <network_helpers.h> 5 #include "kfunc_call_test.lskel.h" 6 #include "kfunc_call_test_subprog.skel.h" 7 8 static void test_main(void) 9 { 10 struct kfunc_call_test *skel; 11 int prog_fd, retval, err; 12 13 skel = kfunc_call_test__open_and_load(); 14 if (!ASSERT_OK_PTR(skel, "skel")) 15 return; 16 17 prog_fd = skel->progs.kfunc_call_test1.prog_fd; 18 err = bpf_prog_test_run(prog_fd, 1, &pkt_v4, sizeof(pkt_v4), 19 NULL, NULL, (__u32 *)&retval, NULL); 20 ASSERT_OK(err, "bpf_prog_test_run(test1)"); 21 ASSERT_EQ(retval, 12, "test1-retval"); 22 23 prog_fd = skel->progs.kfunc_call_test2.prog_fd; 24 err = bpf_prog_test_run(prog_fd, 1, &pkt_v4, sizeof(pkt_v4), 25 NULL, NULL, (__u32 *)&retval, NULL); 26 ASSERT_OK(err, "bpf_prog_test_run(test2)"); 27 ASSERT_EQ(retval, 3, "test2-retval"); 28 29 kfunc_call_test__destroy(skel); 30 } 31 32 static void test_subprog(void) 33 { 34 struct kfunc_call_test_subprog *skel; 35 int prog_fd, retval, err; 36 37 skel = kfunc_call_test_subprog__open_and_load(); 38 if (!ASSERT_OK_PTR(skel, "skel")) 39 return; 40 41 prog_fd = bpf_program__fd(skel->progs.kfunc_call_test1); 42 err = bpf_prog_test_run(prog_fd, 1, &pkt_v4, sizeof(pkt_v4), 43 NULL, NULL, (__u32 *)&retval, NULL); 44 ASSERT_OK(err, "bpf_prog_test_run(test1)"); 45 ASSERT_EQ(retval, 10, "test1-retval"); 46 ASSERT_NEQ(skel->data->active_res, -1, "active_res"); 47 ASSERT_EQ(skel->data->sk_state_res, BPF_TCP_CLOSE, "sk_state_res"); 48 49 kfunc_call_test_subprog__destroy(skel); 50 } 51 52 void test_kfunc_call(void) 53 { 54 if (test__start_subtest("main")) 55 test_main(); 56 57 if (test__start_subtest("subprog")) 58 test_subprog(); 59 } 60