#ifndef   SANDBOX_H__
# define  SANDBOX_H__

#define _GNU_SOURCE

# include <sys/syscall.h>
# include <sys/user.h>
# include <unistd.h>

# include "sllist.h"

# ifndef NR_syscalls
#  define NR_syscalls 386
# endif

# ifdef __x86_64__
#  define REGISTER_TYPE unsigned long long int
# else
#  define REGISTER_TYPE long int
# endif

typedef struct {
	const char **cmd;
	const char *tmpdir;
	char *cmdpath;
	char *tmppath;
} t_param;

struct s_sandboxenv;
typedef int(* t_syscall_fnc)(struct s_sandboxenv *);

struct s_sandboxenv {
	const t_param *params;
	t_syscall_fnc functions[NR_syscalls];
	int child_pid;
	struct user_regs_struct registers;
	REGISTER_TYPE syscall_args[6];
};

/* params.c */
void print_help(const char *progname, int exit_status);
t_param *parse_argv(const char **av);

/* sandbox.c */
int launch_program(const t_param *params);
int manageSyscall(struct s_sandboxenv *env);
void doTrace(int pid, const t_param *params);

/* exec.c */
void doExec(int pid_parent, const t_param *params);

/* mem.c */
/**
 * Get memory segment from addr ptr to first nullbyte
 * The returned addr is allocated with malloc and should be freed
 * readlen indicate successfully read bytes (nullable)
**/
void *getMem(const struct s_sandboxenv *env, size_t ptr, int *readlen);

/* environment.c */
int init_env(t_param *);
void release_env(t_param *);

# include "sandbox_syscall.h"

#endif /* SANDBOX_H__ */