1// SPDX-License-Identifier: GPL-2.0
2#include <stdio.h>
3#include <stddef.h>
4#include <signal.h>
5#include <poll.h>
6#include <sys/mman.h>
7#include <sys/user.h>
8#define __FRAME_OFFSETS
9#include <linux/ptrace.h>
10#include <asm/types.h>
11#include <linux/kbuild.h>
12
13#define DEFINE_LONGS(sym, val) \
14 COMMENT(#val " / sizeof(unsigned long)"); \
15 DEFINE(sym, val / sizeof(unsigned long))
16
17void foo(void)
18{
19#ifdef __i386__
20 DEFINE_LONGS(HOST_FP_SIZE, sizeof(struct user_fpregs_struct));
21 DEFINE_LONGS(HOST_FPX_SIZE, sizeof(struct user_fpxregs_struct));
22
23 DEFINE(HOST_IP, EIP);
24 DEFINE(HOST_SP, UESP);
25 DEFINE(HOST_EFLAGS, EFL);
26 DEFINE(HOST_AX, EAX);
27 DEFINE(HOST_BX, EBX);
28 DEFINE(HOST_CX, ECX);
29 DEFINE(HOST_DX, EDX);
30 DEFINE(HOST_SI, ESI);
31 DEFINE(HOST_DI, EDI);
32 DEFINE(HOST_BP, EBP);
33 DEFINE(HOST_CS, CS);
34 DEFINE(HOST_SS, SS);
35 DEFINE(HOST_DS, DS);
36 DEFINE(HOST_FS, FS);
37 DEFINE(HOST_ES, ES);
38 DEFINE(HOST_GS, GS);
39 DEFINE(HOST_ORIG_AX, ORIG_EAX);
40#else
41#ifdef FP_XSTATE_MAGIC1
42 DEFINE_LONGS(HOST_FP_SIZE, 2696);
43#else
44 DEFINE(HOST_FP_SIZE, sizeof(struct _fpstate) / sizeof(unsigned long));
45#endif
46 DEFINE_LONGS(HOST_BX, RBX);
47 DEFINE_LONGS(HOST_CX, RCX);
48 DEFINE_LONGS(HOST_DI, RDI);
49 DEFINE_LONGS(HOST_SI, RSI);
50 DEFINE_LONGS(HOST_DX, RDX);
51 DEFINE_LONGS(HOST_BP, RBP);
52 DEFINE_LONGS(HOST_AX, RAX);
53 DEFINE_LONGS(HOST_R8, R8);
54 DEFINE_LONGS(HOST_R9, R9);
55 DEFINE_LONGS(HOST_R10, R10);
56 DEFINE_LONGS(HOST_R11, R11);
57 DEFINE_LONGS(HOST_R12, R12);
58 DEFINE_LONGS(HOST_R13, R13);
59 DEFINE_LONGS(HOST_R14, R14);
60 DEFINE_LONGS(HOST_R15, R15);
61 DEFINE_LONGS(HOST_ORIG_AX, ORIG_RAX);
62 DEFINE_LONGS(HOST_CS, CS);
63 DEFINE_LONGS(HOST_SS, SS);
64 DEFINE_LONGS(HOST_EFLAGS, EFLAGS);
65#if 0
66 DEFINE_LONGS(HOST_FS, FS);
67 DEFINE_LONGS(HOST_GS, GS);
68 DEFINE_LONGS(HOST_DS, DS);
69 DEFINE_LONGS(HOST_ES, ES);
70#endif
71
72 DEFINE_LONGS(HOST_IP, RIP);
73 DEFINE_LONGS(HOST_SP, RSP);
74#endif
75
76 DEFINE(UM_FRAME_SIZE, sizeof(struct user_regs_struct));
77 DEFINE(UM_POLLIN, POLLIN);
78 DEFINE(UM_POLLPRI, POLLPRI);
79 DEFINE(UM_POLLOUT, POLLOUT);
80
81 DEFINE(UM_PROT_READ, PROT_READ);
82 DEFINE(UM_PROT_WRITE, PROT_WRITE);
83 DEFINE(UM_PROT_EXEC, PROT_EXEC);
84}
85

source code of linux/arch/x86/um/user-offsets.c