109 lines · c
1/* SPDX-License-Identifier: GPL-2.0 */2/* Copyright (c) 2020 Facebook */3#ifndef _BPF_TESTMOD_H4#define _BPF_TESTMOD_H5 6#include <linux/types.h>7 8struct task_struct;9 10struct bpf_testmod_test_read_ctx {11 char *buf;12 loff_t off;13 size_t len;14};15 16struct bpf_testmod_test_write_ctx {17 char *buf;18 loff_t off;19 size_t len;20};21 22struct bpf_testmod_test_writable_ctx {23 bool early_ret;24 int val;25};26 27/* BPF iter that returns *value* *n* times in a row */28struct bpf_iter_testmod_seq {29 s64 value;30 int cnt;31};32 33struct bpf_testmod_ops {34 int (*test_1)(void);35 void (*test_2)(int a, int b);36 /* Used to test nullable arguments. */37 int (*test_maybe_null)(int dummy, struct task_struct *task);38 int (*unsupported_ops)(void);39 40 /* The following fields are used to test shadow copies. */41 char onebyte;42 struct {43 int a;44 int b;45 } unsupported;46 int data;47 48 /* The following pointers are used to test the maps having multiple49 * pages of trampolines.50 */51 int (*tramp_1)(int value);52 int (*tramp_2)(int value);53 int (*tramp_3)(int value);54 int (*tramp_4)(int value);55 int (*tramp_5)(int value);56 int (*tramp_6)(int value);57 int (*tramp_7)(int value);58 int (*tramp_8)(int value);59 int (*tramp_9)(int value);60 int (*tramp_10)(int value);61 int (*tramp_11)(int value);62 int (*tramp_12)(int value);63 int (*tramp_13)(int value);64 int (*tramp_14)(int value);65 int (*tramp_15)(int value);66 int (*tramp_16)(int value);67 int (*tramp_17)(int value);68 int (*tramp_18)(int value);69 int (*tramp_19)(int value);70 int (*tramp_20)(int value);71 int (*tramp_21)(int value);72 int (*tramp_22)(int value);73 int (*tramp_23)(int value);74 int (*tramp_24)(int value);75 int (*tramp_25)(int value);76 int (*tramp_26)(int value);77 int (*tramp_27)(int value);78 int (*tramp_28)(int value);79 int (*tramp_29)(int value);80 int (*tramp_30)(int value);81 int (*tramp_31)(int value);82 int (*tramp_32)(int value);83 int (*tramp_33)(int value);84 int (*tramp_34)(int value);85 int (*tramp_35)(int value);86 int (*tramp_36)(int value);87 int (*tramp_37)(int value);88 int (*tramp_38)(int value);89 int (*tramp_39)(int value);90 int (*tramp_40)(int value);91};92 93struct bpf_testmod_ops2 {94 int (*test_1)(void);95};96 97struct st_ops_args {98 u64 a;99};100 101struct bpf_testmod_st_ops {102 int (*test_prologue)(struct st_ops_args *args);103 int (*test_epilogue)(struct st_ops_args *args);104 int (*test_pro_epilogue)(struct st_ops_args *args);105 struct module *owner;106};107 108#endif /* _BPF_TESTMOD_H */109