1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
/* Test CET property note parser.
Copyright (C) 2018-2022 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <cet.h>
.text
.p2align 4,,15
.globl bar
.type bar, @function
/* Since this function doesn't start with ENDBR, it should lead to the
IBT violation when called indirectly. */
bar:
.cfi_startproc
ret
.cfi_endproc
.size bar, .-bar
#if __SIZEOF_PTRDIFF_T__ == 8
# define ALIGN 3
#elif __SIZEOF_PTRDIFF_T__ == 4
# define ALIGN 2
#endif
/* In NT_GNU_PROPERTY_TYPE_0 note, add a GNU_PROPERTY_STACK_SIZE property
before the GNU_PROPERTY_X86_FEATURE_1_AND property. */
.section ".note.gnu.property", "a"
.p2align ALIGN
.long 1f - 0f /* name length */
.long 5f - 2f /* data length */
.long 5 /* note type */
0: .asciz "GNU" /* vendor name */
1:
.p2align ALIGN
2:
.long 1 /* pr_type. */
.long 4f - 3f /* pr_datasz. */
3:
#if __SIZEOF_PTRDIFF_T__ == 8
.long 0x800
.long 0x800
#else
.long 0x08000800
#endif
4:
.p2align ALIGN
5:
.section .note.GNU-stack,"",@progbits
|
