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[binutils-gdb.git] / gdb / x86-linux-nat.h
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1 /* Native-dependent code for GNU/Linux x86 (i386 and x86-64).
3 Copyright (C) 1999-2022 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"
25 #include "x86-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 /* Add the description reader. */
33 const struct target_desc *read_description () override;
35 struct btrace_target_info *enable_btrace (thread_info *tp,
36 const struct btrace_config *conf) override;
37 void disable_btrace (struct btrace_target_info *tinfo) override;
38 void teardown_btrace (struct btrace_target_info *tinfo) override;
39 enum btrace_error read_btrace (struct btrace_data *data,
40 struct btrace_target_info *btinfo,
41 enum btrace_read_type type) override;
42 const struct btrace_config *btrace_conf (const struct btrace_target_info *) override;
44 /* These two are rewired to low_ versions. linux-nat.c queries
45 stopped-by-watchpoint info as soon as an lwp stops (via the low_
46 methods) and caches the result, to be returned via the normal
47 non-low methods. */
48 bool stopped_by_watchpoint () override
49 { return linux_nat_target::stopped_by_watchpoint (); }
51 bool stopped_data_address (CORE_ADDR *addr_p) override
52 { return linux_nat_target::stopped_data_address (addr_p); }
54 bool low_stopped_by_watchpoint () override
55 { return x86_nat_target::stopped_by_watchpoint (); }
57 bool low_stopped_data_address (CORE_ADDR *addr_p) override
58 { return x86_nat_target::stopped_data_address (addr_p); }
60 void low_new_fork (struct lwp_info *parent, pid_t child_pid) override;
62 void low_forget_process (pid_t pid) override
63 { x86_forget_process (pid); }
65 void low_prepare_to_resume (struct lwp_info *lwp) override
66 { x86_linux_prepare_to_resume (lwp); }
68 void low_new_thread (struct lwp_info *lwp) override
69 { x86_linux_new_thread (lwp); }
71 void low_delete_thread (struct arch_lwp_info *lwp) override
72 { x86_linux_delete_thread (lwp); }
74 protected:
75 /* Override the GNU/Linux inferior startup hook. */
76 void post_startup_inferior (ptid_t) override;
81 /* Helper for ps_get_thread_area. Sets BASE_ADDR to a pointer to
82 the thread local storage (or its descriptor) and returns PS_OK
83 on success. Returns PS_ERR on failure. */
85 extern ps_err_e x86_linux_get_thread_area (pid_t pid, void *addr,
86 unsigned int *base_addr);
88 #endif