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/*
* This file is part of ltrace.
* Copyright (C) 2009 Juan Cespedes
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#ifndef LTRACE_H
#define LTRACE_H
typedef enum Event_type Event_type;
enum Event_type {
EVENT_NONE=0,
EVENT_SIGNAL,
EVENT_EXIT,
EVENT_EXIT_SIGNAL,
EVENT_SYSCALL,
EVENT_SYSRET,
EVENT_ARCH_SYSCALL,
EVENT_ARCH_SYSRET,
EVENT_CLONE,
EVENT_VFORK,
EVENT_EXEC,
EVENT_BREAKPOINT,
EVENT_LIBCALL,
EVENT_LIBRET,
EVENT_NEW, /* in this case, proc is NULL */
EVENT_MAX
};
typedef struct Event Event;
struct Event {
struct Event * next;
struct process *proc;
Event_type type;
union {
int ret_val; /* EVENT_EXIT */
int signum; /* EVENT_SIGNAL, EVENT_EXIT_SIGNAL */
int sysnum; /* EVENT_SYSCALL, EVENT_SYSRET */
void * brk_addr; /* EVENT_BREAKPOINT */
int newpid; /* EVENT_CLONE, EVENT_NEW */
} e_un;
};
typedef void (*callback_func) (Event *);
extern void ltrace_init(int argc, char **argv);
extern void ltrace_add_callback(callback_func f, Event_type type);
extern void ltrace_main(void);
#endif /* LTRACE_H */
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