kernel/bpf/helpers.c

4673

BTF_ID_FLAGS(func, bpf_strcspn);

tools/testing/selftests/bpf/progs/string_kfuncs_failure1.c

100

SEC("syscall") __retval(-EFAULT) int test_strcspn_pagefault1(void *ctx) { return bpf_strcspn(invalid_kern_ptr, "hello"); }

tools/testing/selftests/bpf/progs/string_kfuncs_failure1.c

101

SEC("syscall") __retval(-EFAULT) int test_strcspn_pagefault2(void *ctx) { return bpf_strcspn("hello", invalid_kern_ptr); }

tools/testing/selftests/bpf/progs/string_kfuncs_failure1.c

46

SEC("syscall") __retval(USER_PTR_ERR)int test_strcspn_null1(void *ctx) { return bpf_strcspn(NULL, "hello"); }

tools/testing/selftests/bpf/progs/string_kfuncs_failure1.c

47

SEC("syscall") __retval(USER_PTR_ERR)int test_strcspn_null2(void *ctx) { return bpf_strcspn("hello", NULL); }

tools/testing/selftests/bpf/progs/string_kfuncs_failure1.c

72

SEC("syscall") __retval(USER_PTR_ERR) int test_strcspn_user_ptr1(void *ctx) { return bpf_strcspn(user_ptr, "hello"); }

tools/testing/selftests/bpf/progs/string_kfuncs_failure1.c

73

SEC("syscall") __retval(USER_PTR_ERR) int test_strcspn_user_ptr2(void *ctx) { return bpf_strcspn("hello", user_ptr); }

tools/testing/selftests/bpf/progs/string_kfuncs_failure2.c

20

SEC("syscall") int test_strcspn_str_too_long(void *ctx) { return bpf_strcspn(long_str, "b"); }

tools/testing/selftests/bpf/progs/string_kfuncs_failure2.c

21

SEC("syscall") int test_strcspn_reject_too_long(void *ctx) { return bpf_strcspn("b", long_str); }

tools/testing/selftests/bpf/progs/string_kfuncs_success.c

41

__test(2) int test_strcspn(void *ctx) { return bpf_strcspn(str, "lo"); }