// SPDX-License-Identifier: GPL-2.0
/* Copyright (C) 2025 Red Hat, Inc.*/
#include "vmlinux.h"
#include <bpf/bpf_helpers.h>
#include "bpf_misc.h"
#include "errno.h"
char str[] = "hello world" ;
#define __test(retval) SEC("syscall" ) __success __retval(retval)
/* Functional tests */
__test(0) int test_strcmp_eq(void *ctx) { return bpf_strcmp(str, "hello world" ); }
__test(1) int test_strcmp_neq(void *ctx) { return bpf_strcmp(str, "hello" ); }
__test(1) int test_strchr_found(void *ctx) { return bpf_strchr(str, 'e' ); }
__test(11) int test_strchr_null(void *ctx) { return bpf_strchr(str, '\0' ); }
__test(-ENOENT) int test_strchr_notfound(void *ctx) { return bpf_strchr(str, 'x' ); }
__test(1) int test_strchrnul_found(void *ctx) { return bpf_strchrnul(str, 'e' ); }
__test(11) int test_strchrnul_notfound(void *ctx) { return bpf_strchrnul(str, 'x' ); }
__test(1) int test_strnchr_found(void *ctx) { return bpf_strnchr(str, 5, 'e' ); }
__test(11) int test_strnchr_null(void *ctx) { return bpf_strnchr(str, 12, '\0' ); }
__test(-ENOENT) int test_strnchr_notfound(void *ctx) { return bpf_strnchr(str, 5, 'w' ); }
__test(9) int test_strrchr_found(void *ctx) { return bpf_strrchr(str, 'l' ); }
__test(11) int test_strrchr_null(void *ctx) { return bpf_strrchr(str, '\0' ); }
__test(-ENOENT) int test_strrchr_notfound(void *ctx) { return bpf_strrchr(str, 'x' ); }
__test(11) int test_strlen(void *ctx) { return bpf_strlen(str); }
__test(11) int test_strnlen(void *ctx) { return bpf_strnlen(str, 12); }
__test(5) int test_strspn(void *ctx) { return bpf_strspn(str, "ehlo" ); }
__test(2) int test_strcspn(void *ctx) { return bpf_strcspn(str, "lo" ); }
__test(6) int test_strstr_found(void *ctx) { return bpf_strstr(str, "world" ); }
__test(-ENOENT) int test_strstr_notfound(void *ctx) { return bpf_strstr(str, "hi" ); }
__test(0) int test_strstr_empty(void *ctx) { return bpf_strstr(str, "" ); }
__test(0) int test_strnstr_found1(void *ctx) { return bpf_strnstr("" , "" , 0); }
__test(0) int test_strnstr_found2(void *ctx) { return bpf_strnstr(str, "hello" , 5); }
__test(0) int test_strnstr_found3(void *ctx) { return bpf_strnstr(str, "hello" , 6); }
__test(-ENOENT) int test_strnstr_notfound1(void *ctx) { return bpf_strnstr(str, "hi" , 10); }
__test(-ENOENT) int test_strnstr_notfound2(void *ctx) { return bpf_strnstr(str, "hello" , 4); }
__test(-ENOENT) int test_strnstr_notfound3(void *ctx) { return bpf_strnstr("" , "a" , 0); }
__test(0) int test_strnstr_empty(void *ctx) { return bpf_strnstr(str, "" , 1); }
char _license[] SEC("license" ) = "GPL" ;
Messung V0.5 C=93 H=100 G=96
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*© Formatika GbR, Deutschland