1#!/bin/bash
2# SPDX-License-Identifier: GPL-2.0
3# Copyright (C) 2018 Joe Lawrence <joe.lawrence@redhat.com>
4
5. $(dirname $0)/functions.sh
6
7MOD_TEST=test_klp_shadow_vars
8
9setup_config
10
11
12# TEST: basic shadow variable API
13# - load a module that exercises the shadow variable API
14
15echo -n "TEST: basic shadow variable API ... "
16dmesg -C
17
18load_mod $MOD_TEST
19unload_mod $MOD_TEST
20
21check_result "% modprobe $MOD_TEST
22$MOD_TEST: klp_shadow_get(obj=PTR1, id=0x1234) = PTR0
23$MOD_TEST:   got expected NULL result
24$MOD_TEST: shadow_ctor: PTR3 -> PTR2
25$MOD_TEST: klp_shadow_get_or_alloc(obj=PTR1, id=0x1234, size=8, gfp_flags=GFP_KERNEL), ctor=PTR4, ctor_data=PTR2 = PTR3
26$MOD_TEST: shadow_ctor: PTR6 -> PTR5
27$MOD_TEST: klp_shadow_alloc(obj=PTR1, id=0x1235, size=8, gfp_flags=GFP_KERNEL), ctor=PTR4, ctor_data=PTR5 = PTR6
28$MOD_TEST: shadow_ctor: PTR8 -> PTR7
29$MOD_TEST: klp_shadow_alloc(obj=PTR9, id=0x1234, size=8, gfp_flags=GFP_KERNEL), ctor=PTR4, ctor_data=PTR7 = PTR8
30$MOD_TEST: shadow_ctor: PTR11 -> PTR10
31$MOD_TEST: klp_shadow_alloc(obj=PTR9, id=0x1235, size=8, gfp_flags=GFP_KERNEL), ctor=PTR4, ctor_data=PTR10 = PTR11
32$MOD_TEST: shadow_ctor: PTR13 -> PTR12
33$MOD_TEST: klp_shadow_get_or_alloc(obj=PTR14, id=0x1234, size=8, gfp_flags=GFP_KERNEL), ctor=PTR4, ctor_data=PTR12 = PTR13
34$MOD_TEST: shadow_ctor: PTR16 -> PTR15
35$MOD_TEST: klp_shadow_alloc(obj=PTR14, id=0x1235, size=8, gfp_flags=GFP_KERNEL), ctor=PTR4, ctor_data=PTR15 = PTR16
36$MOD_TEST: klp_shadow_get(obj=PTR1, id=0x1234) = PTR3
37$MOD_TEST:   got expected PTR3 -> PTR2 result
38$MOD_TEST: klp_shadow_get(obj=PTR1, id=0x1235) = PTR6
39$MOD_TEST:   got expected PTR6 -> PTR5 result
40$MOD_TEST: klp_shadow_get(obj=PTR9, id=0x1234) = PTR8
41$MOD_TEST:   got expected PTR8 -> PTR7 result
42$MOD_TEST: klp_shadow_get(obj=PTR9, id=0x1235) = PTR11
43$MOD_TEST:   got expected PTR11 -> PTR10 result
44$MOD_TEST: klp_shadow_get(obj=PTR14, id=0x1234) = PTR13
45$MOD_TEST:   got expected PTR13 -> PTR12 result
46$MOD_TEST: klp_shadow_get(obj=PTR14, id=0x1235) = PTR16
47$MOD_TEST:   got expected PTR16 -> PTR15 result
48$MOD_TEST: klp_shadow_get_or_alloc(obj=PTR1, id=0x1234, size=8, gfp_flags=GFP_KERNEL), ctor=PTR4, ctor_data=PTR2 = PTR3
49$MOD_TEST:   got expected PTR3 -> PTR2 result
50$MOD_TEST: klp_shadow_get_or_alloc(obj=PTR9, id=0x1234, size=8, gfp_flags=GFP_KERNEL), ctor=PTR4, ctor_data=PTR7 = PTR8
51$MOD_TEST:   got expected PTR8 -> PTR7 result
52$MOD_TEST: klp_shadow_get_or_alloc(obj=PTR14, id=0x1234, size=8, gfp_flags=GFP_KERNEL), ctor=PTR4, ctor_data=PTR12 = PTR13
53$MOD_TEST:   got expected PTR13 -> PTR12 result
54$MOD_TEST: shadow_dtor(obj=PTR1, shadow_data=PTR3)
55$MOD_TEST: klp_shadow_free(obj=PTR1, id=0x1234, dtor=PTR17)
56$MOD_TEST: klp_shadow_get(obj=PTR1, id=0x1234) = PTR0
57$MOD_TEST:   got expected NULL result
58$MOD_TEST: shadow_dtor(obj=PTR9, shadow_data=PTR8)
59$MOD_TEST: klp_shadow_free(obj=PTR9, id=0x1234, dtor=PTR17)
60$MOD_TEST: klp_shadow_get(obj=PTR9, id=0x1234) = PTR0
61$MOD_TEST:   got expected NULL result
62$MOD_TEST: shadow_dtor(obj=PTR14, shadow_data=PTR13)
63$MOD_TEST: klp_shadow_free(obj=PTR14, id=0x1234, dtor=PTR17)
64$MOD_TEST: klp_shadow_get(obj=PTR14, id=0x1234) = PTR0
65$MOD_TEST:   got expected NULL result
66$MOD_TEST: klp_shadow_get(obj=PTR1, id=0x1235) = PTR6
67$MOD_TEST:   got expected PTR6 -> PTR5 result
68$MOD_TEST: klp_shadow_get(obj=PTR9, id=0x1235) = PTR11
69$MOD_TEST:   got expected PTR11 -> PTR10 result
70$MOD_TEST: klp_shadow_get(obj=PTR14, id=0x1235) = PTR16
71$MOD_TEST:   got expected PTR16 -> PTR15 result
72$MOD_TEST: klp_shadow_free_all(id=0x1235, dtor=PTR0)
73$MOD_TEST: klp_shadow_get(obj=PTR1, id=0x1235) = PTR0
74$MOD_TEST:   got expected NULL result
75$MOD_TEST: klp_shadow_get(obj=PTR9, id=0x1235) = PTR0
76$MOD_TEST:   got expected NULL result
77$MOD_TEST: klp_shadow_get(obj=PTR14, id=0x1235) = PTR0
78$MOD_TEST:   got expected NULL result
79% rmmod $MOD_TEST"
80
81exit 0
82