| /* Return -1 on error or 1 on success (never 0!). */ | |
| static int | |
| get_syscall_args(struct tcb *tcp) | |
| { | |
| static const int syscall_regs[MAX_ARGS] = { | |
| 4 * (REG_REG0+4), | |
| 4 * (REG_REG0+5), | |
| 4 * (REG_REG0+6), | |
| 4 * (REG_REG0+7), | |
| 4 * (REG_REG0 ), | |
| 4 * (REG_REG0+1) | |
| }; | |
| unsigned int i; | |
| for (i = 0; i < tcp->s_ent->nargs; ++i) | |
| if (upeek(tcp->pid, syscall_regs[i], &tcp->u_arg[i]) < 0) | |
| return -1; | |
| return 1; | |
| } |