1 /* Native-dependent code for GNU/Linux x86 (i386 and x86-64).
3 Copyright (C) 1999-2019 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
20 #ifndef X86_LINUX_NAT_H
21 #define X86_LINUX_NAT_H 1
23 #include "gdb_proc_service.h" /* For ps_err_e. */
24 #include "linux-nat.h"
26 #include "nat/x86-linux.h"
28 struct x86_linux_nat_target
: public x86_nat_target
<linux_nat_target
>
30 virtual ~x86_linux_nat_target () override
= 0;
32 /* Override the GNU/Linux inferior startup hook. */
33 void post_startup_inferior (ptid_t
) override
;
35 /* Add the description reader. */
36 const struct target_desc
*read_description () override
;
38 struct btrace_target_info
*enable_btrace (ptid_t ptid
,
39 const struct btrace_config
*conf
) override
;
40 void disable_btrace (struct btrace_target_info
*tinfo
) override
;
41 void teardown_btrace (struct btrace_target_info
*tinfo
) override
;
42 enum btrace_error
read_btrace (struct btrace_data
*data
,
43 struct btrace_target_info
*btinfo
,
44 enum btrace_read_type type
) override
;
45 const struct btrace_config
*btrace_conf (const struct btrace_target_info
*) override
;
47 /* These two are rewired to low_ versions. linux-nat.c queries
48 stopped-by-watchpoint info as soon as an lwp stops (via the low_
49 methods) and caches the result, to be returned via the normal
51 bool stopped_by_watchpoint () override
52 { return linux_nat_target::stopped_by_watchpoint (); }
54 bool stopped_data_address (CORE_ADDR
*addr_p
) override
55 { return linux_nat_target::stopped_data_address (addr_p
); }
57 bool low_stopped_by_watchpoint () override
58 { return x86_nat_target::stopped_by_watchpoint (); }
60 bool low_stopped_data_address (CORE_ADDR
*addr_p
) override
61 { return x86_nat_target::stopped_data_address (addr_p
); }
63 void low_new_fork (struct lwp_info
*parent
, pid_t child_pid
) override
;
65 void low_forget_process (pid_t pid
) override
66 { x86_forget_process (pid
); }
68 void low_prepare_to_resume (struct lwp_info
*lwp
) override
69 { x86_linux_prepare_to_resume (lwp
); }
71 void low_new_thread (struct lwp_info
*lwp
) override
72 { x86_linux_new_thread (lwp
); }
74 void low_delete_thread (struct arch_lwp_info
*lwp
) override
75 { x86_linux_delete_thread (lwp
); }
80 /* Helper for ps_get_thread_area. Sets BASE_ADDR to a pointer to
81 the thread local storage (or its descriptor) and returns PS_OK
82 on success. Returns PS_ERR on failure. */
84 extern ps_err_e
x86_linux_get_thread_area (pid_t pid
, void *addr
,
85 unsigned int *base_addr
);
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