/* Return -1 on error or 1 on success (never 0!). */ | |
static int | |
get_syscall_args(struct tcb *tcp) | |
{ | |
/* arg0: a6, arg1: a3, arg2: a4, arg3: a5, arg4: a8, arg5: a9 */ | |
static const int xtensaregs[MAX_ARGS] = { | |
REG_A_BASE + 6, | |
REG_A_BASE + 3, | |
REG_A_BASE + 4, | |
REG_A_BASE + 5, | |
REG_A_BASE + 8, | |
REG_A_BASE + 9 | |
}; | |
unsigned int i; | |
for (i = 0; i < tcp->s_ent->nargs; ++i) | |
if (upeek(tcp->pid, xtensaregs[i], &tcp->u_arg[i]) < 0) | |
return -1; | |
return 1; | |
} |