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/* Common things used by the various darwin files
Copyright (C) 1995, 1996, 1997, 1999, 2000, 2007, 2008
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"
/* Define the threads vector type. */
DEF_VEC_I (thread_t);
/* 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;
/* Describe an inferior. */
struct darwin_inferior
{
/* Inferior PID. */
int pid;
/* Corresponding task port. */
task_t task;
/* Previous port for request notification on task. */
mach_port_t prev_not_port;
/* Initial exception handling. */
darwin_exception_info exception_info;
/* Sorted vector of known threads. */
VEC(thread_t) *threads;
};
typedef struct darwin_inferior darwin_inferior;
/* Current inferior. */
extern darwin_inferior *darwin_inf;
/* Exception port. */
extern mach_port_t darwin_ex_port;
/* Notification port. */
extern mach_port_t darwin_not_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__ */
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