// SPDX-License-Identifier: GPL-2.0
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// Copyright (c) 2019 Facebook
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#include <linux/bpf.h>
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#include <stdint.h>
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#include <bpf/bpf_helpers.h>
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#include <bpf/bpf_core_read.h>
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char _license[] SEC("license") = "GPL";
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struct {
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char in[256];
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char out[256];
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} data = {};
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struct core_reloc_mods_output {
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int a, b, c, d, e, f, g, h;
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};
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typedef const int int_t;
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typedef const char *char_ptr_t;
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typedef const int arr_t[7];
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struct core_reloc_mods_substruct {
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int x;
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int y;
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};
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typedef struct {
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int x;
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int y;
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} core_reloc_mods_substruct_t;
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struct core_reloc_mods {
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int a;
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int_t b;
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char *c;
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char_ptr_t d;
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int e[3];
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arr_t f;
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struct core_reloc_mods_substruct g;
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core_reloc_mods_substruct_t h;
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};
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#define CORE_READ(dst, src) bpf_core_read(dst, sizeof(*(dst)), src)
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SEC("raw_tracepoint/sys_enter")
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int test_core_mods(void *ctx)
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{
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struct core_reloc_mods *in = (void *)&data.in;
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struct core_reloc_mods_output *out = (void *)&data.out;
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if (CORE_READ(&out->a, &in->a) ||
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CORE_READ(&out->b, &in->b) ||
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CORE_READ(&out->c, &in->c) ||
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CORE_READ(&out->d, &in->d) ||
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CORE_READ(&out->e, &in->e[2]) ||
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CORE_READ(&out->f, &in->f[1]) ||
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CORE_READ(&out->g, &in->g.x) ||
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CORE_READ(&out->h, &in->h.y))
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return 1;
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return 0;
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}
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