old-cross-binutils/gdb/gdbserver/target.h
Daniel Jacobowitz 6ad8ae5c57 gdb/
* NEWS: Mention gdbserver detach change and "disconnect" command.
        * infcmd.c (disconnect_command): New function.
        (_initialize_infcmd): Add ``disconnect'' command.
        * remote.c (remote_async_detach): Delete.
        (remote_detach): Merge remote_async_detach.
        (remote_disconnect): New.
        (init_remote_ops): Set to_disconnect.
        (init_remote_cisco_ops): Likewise.
        (init_remote_async_ops): Likewise.  Use remote_detach.
        * target.c (cleanup_target): Default to_disconnect.
        (update_current_target): Inherit to_disconnect.
        (target_disconnect, debug_to_disconnect): New functions.
        (setup_target_debug): Set to_disconnect.
        * target.h (struct target_ops): Add to_disconnect.
        (target_disconnect): Add prototype.
gdbserver/
	* linux-low.c: Move comment to linux_thread_alive where it belonged.
	(linux_detach_one_process, linux_detach): New functions.
	(linux_target_ops): Add linux_detach.
	* server.c (main): Handle 'D' packet.
	* target.h (struct target_ops): Add "detach" member.
	(detach_inferior): Define.
mi/
        * mi-cmds.c (mi_cmds): Add "-target-disconnect".
2003-06-17 20:28:14 +00:00

152 lines
4.3 KiB
C

/* Target operations for the remote server for GDB.
Copyright 2002
Free Software Foundation, Inc.
Contributed by MontaVista Software.
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 2 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, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef TARGET_H
#define TARGET_H
struct target_ops
{
/* Start a new process.
PROGRAM is a path to the program to execute.
ARGS is a standard NULL-terminated array of arguments,
to be passed to the inferior as ``argv''.
Returns the new PID on success, -1 on failure. Registers the new
process with the process list. */
int (*create_inferior) (char *program, char **args);
/* Attach to a running process.
PID is the process ID to attach to, specified by the user
or a higher layer. */
int (*attach) (int pid);
/* Kill all inferiors. */
void (*kill) (void);
/* Detach from all inferiors. */
void (*detach) (void);
/* Return 1 iff the thread with process ID PID is alive. */
int (*thread_alive) (int pid);
/* Resume the inferior process.
If STEP is non-zero, we want to single-step.
If SIGNAL is nonzero, send the process that signal as we resume it.
*/
void (*resume) (int step, int signo);
/* Wait for the inferior process to change state.
STATUSP will be filled in with a response code to send to GDB.
Returns the signal which caused the process to stop. */
unsigned char (*wait) (char *status);
/* Fetch registers from the inferior process.
If REGNO is -1, fetch all registers; otherwise, fetch at least REGNO. */
void (*fetch_registers) (int regno);
/* Store registers to the inferior process.
If REGNO is -1, store all registers; otherwise, store at least REGNO. */
void (*store_registers) (int regno);
/* Read memory from the inferior process. This should generally be
called through read_inferior_memory, which handles breakpoint shadowing.
Read LEN bytes at MEMADDR into a buffer at MYADDR. */
void (*read_memory) (CORE_ADDR memaddr, char *myaddr, int len);
/* Write memory to the inferior process. This should generally be
called through write_inferior_memory, which handles breakpoint shadowing.
Write LEN bytes from the buffer at MYADDR to MEMADDR.
Returns 0 on success and errno on failure. */
int (*write_memory) (CORE_ADDR memaddr, const char *myaddr, int len);
/* Query GDB for the values of any symbols we're interested in.
This function is called whenever we receive a "qSymbols::"
query, which corresponds to every time more symbols (might)
become available. NULL if we aren't interested in any
symbols. */
void (*look_up_symbols) (void);
/* Send a signal to the inferior process, however is appropriate. */
void (*send_signal) (int);
};
extern struct target_ops *the_target;
void set_target_ops (struct target_ops *);
#define create_inferior(program, args) \
(*the_target->create_inferior) (program, args)
#define myattach(pid) \
(*the_target->attach) (pid)
#define kill_inferior() \
(*the_target->kill) ()
#define detach_inferior() \
(*the_target->detach) ()
#define mythread_alive(pid) \
(*the_target->thread_alive) (pid)
#define myresume(step,signo) \
(*the_target->resume) (step, signo)
#define fetch_inferior_registers(regno) \
(*the_target->fetch_registers) (regno)
#define store_inferior_registers(regno) \
(*the_target->store_registers) (regno)
unsigned char mywait (char *statusp, int connected_wait);
void read_inferior_memory (CORE_ADDR memaddr, char *myaddr, int len);
int write_inferior_memory (CORE_ADDR memaddr, const char *myaddr, int len);
void set_desired_inferior (int id);
#endif /* TARGET_H */