54 lines · c
1// SPDX-License-Identifier: GPL-2.02/* Copyright (c) 2020 Facebook */3 4#include <test_progs.h>5#include "test_endian.skel.h"6 7static int duration;8 9#define IN16 0x123410#define IN32 0x12345678U11#define IN64 0x123456789abcdef0ULL12 13#define OUT16 0x341214#define OUT32 0x78563412U15#define OUT64 0xf0debc9a78563412ULL16 17void test_endian(void)18{19 struct test_endian* skel;20 struct test_endian__bss *bss;21 int err;22 23 skel = test_endian__open_and_load();24 if (CHECK(!skel, "skel_open", "failed to open skeleton\n"))25 return;26 bss = skel->bss;27 28 bss->in16 = IN16;29 bss->in32 = IN32;30 bss->in64 = IN64;31 32 err = test_endian__attach(skel);33 if (CHECK(err, "skel_attach", "skeleton attach failed: %d\n", err))34 goto cleanup;35 36 usleep(1);37 38 CHECK(bss->out16 != OUT16, "out16", "got 0x%llx != exp 0x%llx\n",39 (__u64)bss->out16, (__u64)OUT16);40 CHECK(bss->out32 != OUT32, "out32", "got 0x%llx != exp 0x%llx\n",41 (__u64)bss->out32, (__u64)OUT32);42 CHECK(bss->out64 != OUT64, "out16", "got 0x%llx != exp 0x%llx\n",43 (__u64)bss->out64, (__u64)OUT64);44 45 CHECK(bss->const16 != OUT16, "const16", "got 0x%llx != exp 0x%llx\n",46 (__u64)bss->const16, (__u64)OUT16);47 CHECK(bss->const32 != OUT32, "const32", "got 0x%llx != exp 0x%llx\n",48 (__u64)bss->const32, (__u64)OUT32);49 CHECK(bss->const64 != OUT64, "const64", "got 0x%llx != exp 0x%llx\n",50 (__u64)bss->const64, (__u64)OUT64);51cleanup:52 test_endian__destroy(skel);53}54