| /* Copyright (C) 2020-2021 Free Software Foundation, Inc. |
| |
| This file is part of GDB. |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3 of the License, or |
| (at your option) any later version. |
| |
| This program 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 General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| |
| #ifndef GDBSERVER_NETBSD_LOW_H |
| #define GDBSERVER_NETBSD_LOW_H |
| |
| struct regcache; |
| struct target_desc; |
| |
| /* Some information relative to a given register set. */ |
| |
| struct netbsd_regset_info |
| { |
| /* The ptrace request needed to get/set registers of this set. */ |
| int get_request, set_request; |
| /* The size of the register set. */ |
| int size; |
| /* Fill the buffer BUF from the contents of the given REGCACHE. */ |
| void (*fill_function) (struct regcache *regcache, char *buf); |
| /* Store the register value in BUF in the given REGCACHE. */ |
| void (*store_function) (struct regcache *regcache, const char *buf); |
| }; |
| |
| /* Target ops definitions for a NetBSD target. */ |
| |
| class netbsd_process_target : public process_stratum_target |
| { |
| public: |
| |
| int create_inferior (const char *program, |
| const std::vector<char *> &program_args) override; |
| |
| void post_create_inferior () override; |
| |
| int attach (unsigned long pid) override; |
| |
| int kill (process_info *proc) override; |
| |
| int detach (process_info *proc) override; |
| |
| void mourn (process_info *proc) override; |
| |
| void join (int pid) override; |
| |
| bool thread_alive (ptid_t pid) override; |
| |
| void resume (thread_resume *resume_info, size_t n) override; |
| |
| ptid_t wait (ptid_t ptid, target_waitstatus *status, |
| target_wait_flags options) override; |
| |
| void fetch_registers (regcache *regcache, int regno) override; |
| |
| void store_registers (regcache *regcache, int regno) override; |
| |
| int read_memory (CORE_ADDR memaddr, unsigned char *myaddr, |
| int len) override; |
| |
| int write_memory (CORE_ADDR memaddr, const unsigned char *myaddr, |
| int len) override; |
| |
| void request_interrupt () override; |
| |
| bool supports_read_auxv () override; |
| |
| int read_auxv (CORE_ADDR offset, unsigned char *myaddr, |
| unsigned int len) override; |
| |
| bool supports_hardware_single_step () override; |
| |
| const gdb_byte *sw_breakpoint_from_kind (int kind, int *size) override; |
| |
| bool supports_z_point_type (char z_type) override; |
| |
| int insert_point (enum raw_bkpt_type type, CORE_ADDR addr, |
| int size, struct raw_breakpoint *bp) override; |
| |
| int remove_point (enum raw_bkpt_type type, CORE_ADDR addr, |
| int size, struct raw_breakpoint *bp) override; |
| |
| bool stopped_by_sw_breakpoint () override; |
| |
| bool supports_qxfer_siginfo () override; |
| |
| int qxfer_siginfo (const char *annex, unsigned char *readbuf, |
| unsigned const char *writebuf, CORE_ADDR offset, |
| int len) override; |
| |
| bool supports_stopped_by_sw_breakpoint () override; |
| |
| bool supports_non_stop () override; |
| |
| bool supports_multi_process () override; |
| |
| bool supports_fork_events () override; |
| |
| bool supports_vfork_events () override; |
| |
| bool supports_exec_events () override; |
| |
| bool supports_disable_randomization () override; |
| |
| bool supports_qxfer_libraries_svr4 () override; |
| |
| int qxfer_libraries_svr4 (const char*, unsigned char*, const unsigned char*, |
| CORE_ADDR, int) override; |
| |
| bool supports_pid_to_exec_file () override; |
| |
| const char *pid_to_exec_file (int pid) override; |
| |
| const char *thread_name (ptid_t thread) override; |
| |
| bool supports_catch_syscall () override; |
| |
| protected: |
| /* The architecture-specific "low" methods are listed below. */ |
| |
| /* Return the information to access registers. */ |
| virtual const netbsd_regset_info *get_regs_info () = 0; |
| |
| /* Architecture-specific setup for the current process. */ |
| virtual void low_arch_setup () = 0; |
| }; |
| |
| extern netbsd_process_target *the_netbsd_target; |
| |
| #endif /* GDBSERVER_NETBSD_LOW_H */ |