// SPDX-License-Identifier: GPL-2.0 // Copyright (c) 2019 Facebook #include <linux/bpf.h> #include <stdint.h> #include <bpf/bpf_helpers.h> #include <bpf/bpf_core_read.h> char _license[] SEC("license") = "GPL"; struct { char in[256]; char out[256]; } data = {}; struct core_reloc_ptr_as_arr { int a; }; #define CORE_READ(dst, src) bpf_core_read(dst, sizeof(*(dst)), src) SEC("raw_tracepoint/sys_enter") int test_core_ptr_as_arr(void *ctx) { struct core_reloc_ptr_as_arr *in = (void *)&data.in; struct core_reloc_ptr_as_arr *out = (void *)&data.out; if (CORE_READ(&out->a, &in[2].a)) return 1; return 0; }