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