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/* Module support.
Copyright (C) 1996-2021 Free Software Foundation, Inc.
Contributed by Cygnus Support.
This file is part of GDB, the GNU debugger.
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/>. */
/* This file is intended to be included by sim-base.h. */
#ifndef SIM_MODULES_H
#define SIM_MODULES_H
/* Modules are addons to the simulator that perform a specific function
(e.g. tracing, profiling, memory subsystem, etc.). Some modules are
builtin, and others are added at configure time. The intent is to
provide a uniform framework for all of the pieces that make up the
simulator.
TODO: Add facilities for saving/restoring state to/from a file. */
#include "gdb/remote-sim.h"
/* Various function types. */
typedef SIM_RC (MODULE_INSTALL_FN) (SIM_DESC);
typedef SIM_RC (MODULE_INIT_FN) (SIM_DESC);
typedef SIM_RC (MODULE_RESUME_FN) (SIM_DESC);
typedef SIM_RC (MODULE_SUSPEND_FN) (SIM_DESC);
typedef void (MODULE_UNINSTALL_FN) (SIM_DESC);
typedef void (MODULE_INFO_FN) (SIM_DESC, int);
/* Lists of installed handlers. */
typedef struct module_init_list {
struct module_init_list *next;
MODULE_INIT_FN *fn;
} MODULE_INIT_LIST;
typedef struct module_resume_list {
struct module_resume_list *next;
MODULE_RESUME_FN *fn;
} MODULE_RESUME_LIST;
typedef struct module_suspend_list {
struct module_suspend_list *next;
MODULE_SUSPEND_FN *fn;
} MODULE_SUSPEND_LIST;
typedef struct module_uninstall_list {
struct module_uninstall_list *next;
MODULE_UNINSTALL_FN *fn;
} MODULE_UNINSTALL_LIST;
typedef struct module_info_list {
struct module_info_list *next;
MODULE_INFO_FN *fn;
} MODULE_INFO_LIST;
/* Functions to register module with various handler lists */
SIM_RC sim_module_install (SIM_DESC);
void sim_module_uninstall (SIM_DESC);
void sim_module_add_init_fn (SIM_DESC sd, MODULE_INIT_FN fn);
void sim_module_add_resume_fn (SIM_DESC sd, MODULE_RESUME_FN fn);
void sim_module_add_suspend_fn (SIM_DESC sd, MODULE_SUSPEND_FN fn);
void sim_module_add_uninstall_fn (SIM_DESC sd, MODULE_UNINSTALL_FN fn);
void sim_module_add_info_fn (SIM_DESC sd, MODULE_INFO_FN fn);
/* Initialize installed modules before argument processing.
Called by sim_open. */
SIM_RC sim_pre_argv_init (SIM_DESC sd, const char *myname);
/* Initialize installed modules after argument processing.
Called by sim_open. */
SIM_RC sim_post_argv_init (SIM_DESC sd);
/* Re-initialize the module. Called by sim_create_inferior. */
SIM_RC sim_module_init (SIM_DESC sd);
/* Suspend/resume modules. Called by sim_run or sim_resume */
SIM_RC sim_module_suspend (SIM_DESC sd);
SIM_RC sim_module_resume (SIM_DESC sd);
/* Report general information on module */
void sim_module_info (SIM_DESC sd, int verbose);
/* Module private data */
struct module_list {
/* List of installed module `init' handlers */
MODULE_INIT_LIST *init_list;
/* List of installed module `uninstall' handlers. */
MODULE_UNINSTALL_LIST *uninstall_list;
/* List of installed module `resume' handlers. */
MODULE_RESUME_LIST *resume_list;
/* List of installed module `suspend' handlers. */
MODULE_SUSPEND_LIST *suspend_list;
/* List of installed module `info' handlers. */
MODULE_INFO_LIST *info_list;
};
#endif /* SIM_MODULES_H */
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