mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-15 04:31:49 +08:00
64386c31df
argument. (linux_wait): Update call. (resume_ptr): New static variable. (linux_continue_one_thread): Renamed from linux_continue_one_process. Use resume_ptr. (linux_resume): Use linux_continue_one_thread. * server.c (handle_v_cont, handle_v_requests): New functions. (myresume): New function. (main): Handle 'v' case. * target.h (struct thread_resume): New type. (struct target_ops): Change argument of "resume" to struct thread_resume *. (myresume): Delete macro.
164 lines
4.6 KiB
C
164 lines
4.6 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
|
|
|
|
/* This structure describes how to resume a particular thread (or
|
|
all threads) based on the client's request. If thread is -1, then
|
|
this entry applies to all threads. These are generally passed around
|
|
as an array, and terminated by a thread == -1 entry. */
|
|
|
|
struct thread_resume
|
|
{
|
|
int thread;
|
|
|
|
/* If non-zero, leave this thread stopped. */
|
|
int leave_stopped;
|
|
|
|
/* If non-zero, we want to single-step. */
|
|
int step;
|
|
|
|
/* If non-zero, send this signal when we resume. */
|
|
int sig;
|
|
};
|
|
|
|
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. */
|
|
|
|
void (*resume) (struct thread_resume *resume_info);
|
|
|
|
/* 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 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 */
|