152 lines
4.4 KiB
C
152 lines
4.4 KiB
C
/* Common things used by the various darwin files
|
|
Copyright (C) 1995-1997, 1999-2000, 2007-2012 Free Software
|
|
Foundation, Inc.
|
|
|
|
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 __DARWIN_NAT_H__
|
|
#define __DARWIN_NAT_H__
|
|
|
|
#include <mach/mach.h>
|
|
#include "gdb_assert.h"
|
|
|
|
/* Describe the mach exception handling state for a task. This state is saved
|
|
before being changed and restored when a process is detached.
|
|
For more information on these fields see task_get_exception_ports manual
|
|
page. */
|
|
struct darwin_exception_info
|
|
{
|
|
/* Exceptions handled by the port. */
|
|
exception_mask_t masks[EXC_TYPES_COUNT];
|
|
|
|
/* Ports receiving exception messages. */
|
|
mach_port_t ports[EXC_TYPES_COUNT];
|
|
|
|
/* Type of messages sent. */
|
|
exception_behavior_t behaviors[EXC_TYPES_COUNT];
|
|
|
|
/* Type of state to be sent. */
|
|
thread_state_flavor_t flavors[EXC_TYPES_COUNT];
|
|
|
|
/* Number of elements set. */
|
|
mach_msg_type_number_t count;
|
|
};
|
|
typedef struct darwin_exception_info darwin_exception_info;
|
|
|
|
struct darwin_exception_msg
|
|
{
|
|
mach_msg_header_t header;
|
|
|
|
/* Thread and task taking the exception. */
|
|
mach_port_t thread_port;
|
|
mach_port_t task_port;
|
|
|
|
/* Type of the exception. */
|
|
exception_type_t ex_type;
|
|
|
|
/* Machine dependent details. */
|
|
mach_msg_type_number_t data_count;
|
|
integer_t ex_data[2];
|
|
};
|
|
|
|
enum darwin_msg_state { DARWIN_RUNNING, DARWIN_STOPPED, DARWIN_MESSAGE };
|
|
|
|
struct private_thread_info
|
|
{
|
|
/* The thread port from a GDB point of view. */
|
|
thread_t gdb_port;
|
|
|
|
/* The thread port from the inferior point of view. Not to be used inside
|
|
gdb except for get_ada_task_ptid. */
|
|
thread_t inf_port;
|
|
|
|
/* Current message state.
|
|
If the kernel has sent a message it expects a reply and the inferior
|
|
can't be killed before. */
|
|
enum darwin_msg_state msg_state;
|
|
|
|
/* True if this thread is single-stepped. */
|
|
unsigned char single_step;
|
|
|
|
/* True if a signal was manually sent to the thread. */
|
|
unsigned char signaled;
|
|
|
|
/* The last exception received. */
|
|
struct darwin_exception_msg event;
|
|
};
|
|
typedef struct private_thread_info darwin_thread_t;
|
|
|
|
/* Define the threads vector type. */
|
|
DEF_VEC_O (darwin_thread_t);
|
|
|
|
|
|
/* Describe an inferior. */
|
|
struct private_inferior
|
|
{
|
|
/* Corresponding task port. */
|
|
task_t task;
|
|
|
|
/* Port which will receive the dead-name notification for the task port.
|
|
This is used to detect the death of the task. */
|
|
mach_port_t notify_port;
|
|
|
|
/* Initial exception handling. */
|
|
darwin_exception_info exception_info;
|
|
|
|
/* Number of messages that have been received but not yet replied. */
|
|
unsigned int pending_messages;
|
|
|
|
/* Set if inferior is not controlled by ptrace(2) but through Mach. */
|
|
unsigned char no_ptrace;
|
|
|
|
/* True if this task is suspended. */
|
|
unsigned char suspended;
|
|
|
|
/* Sorted vector of known threads. */
|
|
VEC(darwin_thread_t) *threads;
|
|
};
|
|
typedef struct private_inferior darwin_inferior;
|
|
|
|
/* Exception port. */
|
|
extern mach_port_t darwin_ex_port;
|
|
|
|
/* Port set. */
|
|
extern mach_port_t darwin_port_set;
|
|
|
|
/* A copy of mach_host_self (). */
|
|
extern mach_port_t darwin_host_self;
|
|
|
|
/* ASSERT_FUNCTION is defined in gdb_assert.h (or not). */
|
|
#ifdef ASSERT_FUNCTION
|
|
#define MACH_CHECK_ERROR(ret) \
|
|
mach_check_error (ret, __FILE__, __LINE__, ASSERT_FUNCTION)
|
|
#else
|
|
#define MACH_CHECK_ERROR(ret) \
|
|
mach_check_error (ret, __FILE__, __LINE__, "??")
|
|
#endif
|
|
|
|
extern void mach_check_error (kern_return_t ret, const char *file,
|
|
unsigned int line, const char *func);
|
|
|
|
void darwin_set_sstep (thread_t thread, int enable);
|
|
|
|
/* This one is called in darwin-nat.c, but needs to be provided by the
|
|
platform specific nat code. It allows each platform to add platform specific
|
|
stuff to the darwin_ops. */
|
|
extern void darwin_complete_target (struct target_ops *target);
|
|
|
|
void darwin_check_osabi (darwin_inferior *inf, thread_t thread);
|
|
|
|
#endif /* __DARWIN_NAT_H__ */
|