| 1 | /* Native-dependent code for GNU/Linux x86 (i386 and x86-64). |
| 2 | |
| 3 | Copyright (C) 1999-2020 Free Software Foundation, Inc. |
| 4 | |
| 5 | This file is part of GDB. |
| 6 | |
| 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. |
| 11 | |
| 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. |
| 16 | |
| 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/>. */ |
| 19 | |
| 20 | #ifndef X86_LINUX_NAT_H |
| 21 | #define X86_LINUX_NAT_H 1 |
| 22 | |
| 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" |
| 27 | |
| 28 | struct x86_linux_nat_target : public x86_nat_target<linux_nat_target> |
| 29 | { |
| 30 | virtual ~x86_linux_nat_target () override = 0; |
| 31 | |
| 32 | /* Override the GNU/Linux inferior startup hook. */ |
| 33 | void post_startup_inferior (ptid_t) override; |
| 34 | |
| 35 | /* Add the description reader. */ |
| 36 | const struct target_desc *read_description () override; |
| 37 | |
| 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; |
| 46 | |
| 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 |
| 50 | non-low methods. */ |
| 51 | bool stopped_by_watchpoint () override |
| 52 | { return linux_nat_target::stopped_by_watchpoint (); } |
| 53 | |
| 54 | bool stopped_data_address (CORE_ADDR *addr_p) override |
| 55 | { return linux_nat_target::stopped_data_address (addr_p); } |
| 56 | |
| 57 | bool low_stopped_by_watchpoint () override |
| 58 | { return x86_nat_target::stopped_by_watchpoint (); } |
| 59 | |
| 60 | bool low_stopped_data_address (CORE_ADDR *addr_p) override |
| 61 | { return x86_nat_target::stopped_data_address (addr_p); } |
| 62 | |
| 63 | void low_new_fork (struct lwp_info *parent, pid_t child_pid) override; |
| 64 | |
| 65 | void low_forget_process (pid_t pid) override |
| 66 | { x86_forget_process (pid); } |
| 67 | |
| 68 | void low_prepare_to_resume (struct lwp_info *lwp) override |
| 69 | { x86_linux_prepare_to_resume (lwp); } |
| 70 | |
| 71 | void low_new_thread (struct lwp_info *lwp) override |
| 72 | { x86_linux_new_thread (lwp); } |
| 73 | |
| 74 | void low_delete_thread (struct arch_lwp_info *lwp) override |
| 75 | { x86_linux_delete_thread (lwp); } |
| 76 | }; |
| 77 | |
| 78 | \f |
| 79 | |
| 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. */ |
| 83 | |
| 84 | extern ps_err_e x86_linux_get_thread_area (pid_t pid, void *addr, |
| 85 | unsigned int *base_addr); |
| 86 | |
| 87 | #endif |