142 lines
4.1 KiB
C++
142 lines
4.1 KiB
C++
/* Copyright (C) 2020-2022 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef GDBSERVER_NETBSD_LOW_H
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#define GDBSERVER_NETBSD_LOW_H
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struct regcache;
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struct target_desc;
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/* Some information relative to a given register set. */
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struct netbsd_regset_info
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{
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/* The ptrace request needed to get/set registers of this set. */
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int get_request, set_request;
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/* The size of the register set. */
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int size;
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/* Fill the buffer BUF from the contents of the given REGCACHE. */
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void (*fill_function) (struct regcache *regcache, char *buf);
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/* Store the register value in BUF in the given REGCACHE. */
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void (*store_function) (struct regcache *regcache, const char *buf);
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};
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/* Target ops definitions for a NetBSD target. */
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class netbsd_process_target : public process_stratum_target
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{
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public:
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int create_inferior (const char *program,
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const std::vector<char *> &program_args) override;
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void post_create_inferior () override;
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int attach (unsigned long pid) override;
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int kill (process_info *proc) override;
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int detach (process_info *proc) override;
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void mourn (process_info *proc) override;
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void join (int pid) override;
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bool thread_alive (ptid_t pid) override;
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void resume (thread_resume *resume_info, size_t n) override;
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ptid_t wait (ptid_t ptid, target_waitstatus *status,
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target_wait_flags options) override;
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void fetch_registers (regcache *regcache, int regno) override;
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void store_registers (regcache *regcache, int regno) override;
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int read_memory (CORE_ADDR memaddr, unsigned char *myaddr,
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int len) override;
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int write_memory (CORE_ADDR memaddr, const unsigned char *myaddr,
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int len) override;
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void request_interrupt () override;
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bool supports_read_auxv () override;
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int read_auxv (CORE_ADDR offset, unsigned char *myaddr,
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unsigned int len) override;
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bool supports_hardware_single_step () override;
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const gdb_byte *sw_breakpoint_from_kind (int kind, int *size) override;
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bool supports_z_point_type (char z_type) override;
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int insert_point (enum raw_bkpt_type type, CORE_ADDR addr,
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int size, struct raw_breakpoint *bp) override;
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int remove_point (enum raw_bkpt_type type, CORE_ADDR addr,
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int size, struct raw_breakpoint *bp) override;
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bool stopped_by_sw_breakpoint () override;
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bool supports_qxfer_siginfo () override;
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int qxfer_siginfo (const char *annex, unsigned char *readbuf,
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unsigned const char *writebuf, CORE_ADDR offset,
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int len) override;
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bool supports_stopped_by_sw_breakpoint () override;
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bool supports_non_stop () override;
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bool supports_multi_process () override;
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bool supports_fork_events () override;
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bool supports_vfork_events () override;
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bool supports_exec_events () override;
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bool supports_disable_randomization () override;
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bool supports_qxfer_libraries_svr4 () override;
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int qxfer_libraries_svr4 (const char*, unsigned char*, const unsigned char*,
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CORE_ADDR, int) override;
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bool supports_pid_to_exec_file () override;
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const char *pid_to_exec_file (int pid) override;
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const char *thread_name (ptid_t thread) override;
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bool supports_catch_syscall () override;
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protected:
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/* The architecture-specific "low" methods are listed below. */
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/* Return the information to access registers. */
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virtual const netbsd_regset_info *get_regs_info () = 0;
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/* Architecture-specific setup for the current process. */
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virtual void low_arch_setup () = 0;
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};
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extern netbsd_process_target *the_netbsd_target;
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#endif /* GDBSERVER_NETBSD_LOW_H */
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