// SPDX-License-Identifier: GPL-2.0
/* Copyright (c) 2025 Meta Platforms, Inc. and affiliates. */
#include "bpf_experimental.h"
#include <bpf/bpf_helpers.h>
#include "bpf_misc.h"
#include <stdbool.h>

char _license[] SEC("license") = "GPL";

typedef __s32 s32;
typedef s32 i32;
typedef __u8 u8;

enum Enum { EA1 = 0, EA2 = 11, EA3 = 10 };
enum Enumu64 {EB1 = 0llu, EB2 = 12llu };
enum Enums64 { EC1 = 0ll, EC2 = 13ll };

const volatile __s64 var_s64 = -1;
const volatile __u64 var_u64 = 0;
const volatile i32 var_s32 = -1;
const volatile __u32 var_u32 = 0;
const volatile __s16 var_s16 = -1;
const volatile __u16 var_u16 = 0;
const volatile __s8 var_s8 = -1;
const volatile u8 var_u8 = 0;
const volatile enum Enum var_ea = EA1;
const volatile enum Enumu64 var_eb = EB1;
const volatile enum Enums64 var_ec = EC1;
const volatile bool var_b = false;
const volatile i32 arr[32];
const volatile enum Enum enum_arr[32];
const volatile i32 three_d[47][19][17];
const volatile i32 *ptr_arr[32];

struct Struct {
        int:16;
        __u16 filler;
        struct {
                const __u16 filler2;
        };
        struct Struct2 {
                __u16 filler;
                volatile struct {
                        const int:1;
                        union {
                                const volatile u8 var_u8[3];
                                const volatile __s16 filler3;
                                const int:1;
                                s32 mat[7][5];
                        } u;
                };
        } struct2[2][4];
};

const volatile __u32 stru = 0; /* same prefix as below */
const volatile struct Struct struct1[3];
const volatile struct Struct struct11[11][7];

struct Struct3 {
        struct {
                u8 var_u8_l;
        };
        struct {
                struct {
                        u8 var_u8_h;
                };
        };
};

typedef struct Struct3 Struct3_t;

union Union {
        __u16 var_u16;
        Struct3_t struct3;
};

const volatile union Union union1 = {.var_u16 = -1};

SEC("socket")
int test_set_globals(void *ctx)
{
        volatile __s8 a;

        a = var_s64;
        a = var_u64;
        a = var_s32;
        a = var_u32;
        a = var_s16;
        a = var_u16;
        a = var_s8;
        a = var_u8;
        a = var_ea;
        a = var_eb;
        a = var_ec;
        a = var_b;
        a = struct1[2].struct2[1][2].u.var_u8[2];
        a = union1.var_u16;
        a = arr[3];
        a = arr[EA2];
        a = enum_arr[EC2];
        a = three_d[31][7][EA2];
        a = struct1[2].struct2[1][2].u.mat[5][3];
        a = struct11[7][5].struct2[0][1].u.mat[3][0];

        return a;
}