R_API void r_anal_type_match(RCore *core, RAnalFunction *fcn) { bool esil_var[STATES_SIZE] = {false}; if (!core ) { return; } if (!r_anal_emul_init (core, esil_var) || !fcn ) { r_anal_emul_restore (core, esil_var); return; } const char *pc = r_reg_get_name (core->anal->reg, R_REG_NAME_PC); ut64 addr = fcn->addr; r_reg_setv (core->dbg->reg, pc, fcn->addr); r_debug_reg_sync (core->dbg, -1, true); r_cons_break (NULL, NULL); while (!r_cons_is_breaked ()) { RAnalOp *op = r_core_anal_op (core, addr); int loop_count = sdb_num_get ( core->anal->esil->db_trace, sdb_fmt (-1, "0x%"PFMT64x".count", addr), 0); if (loop_count > LOOP_MAX) { eprintf ("Unfortunately your evilly engineered %s function trapped my most innocent `aftm` in an infinite loop.\n", fcn->name); eprintf ("I kept trace log for you to review and find out how bad things were going to happen by yourself.\n"); eprintf ("You can view this log by `ate`. Meanwhile, I will train on how to behave with such behaviour without bothering you.\n"); return; } sdb_num_set (core->anal->esil->db_trace, sdb_fmt (-1, "0x%"PFMT64x".count", addr), loop_count + 1, 0); if (!op || op->type == R_ANAL_OP_TYPE_RET) { r_anal_emul_restore (core, esil_var); return; } if (op->type == R_ANAL_OP_TYPE_CALL) { RAnalFunction *fcn_call = r_anal_get_fcn_in (core->anal, op->jump, -1); //eprintf ("in the middle of %s\n", fcn_call->name); if (fcn_call) { type_match (core, addr, fcn_call->name); } else { eprintf ("Cannot find function at 0x%08"PFMT64x"\n", op->jump); } addr += op->size; r_anal_op_free (op); r_reg_setv (core->dbg->reg, pc, addr); r_debug_reg_sync (core->dbg, -1, true); r_anal_esil_set_pc (core->anal->esil, addr); addr += stack_clean (core, addr, fcn); r_reg_setv (core->dbg->reg, pc, addr); r_debug_reg_sync (core->dbg, -1, true); r_anal_esil_set_pc (core->anal->esil, addr); continue; } else { r_core_esil_step (core, UT64_MAX, NULL); r_anal_op_free (op); } r_core_cmd0 (core, ".ar*"); addr = r_reg_getv (core->anal->reg, pc); } r_cons_break_end (); r_anal_emul_restore (core, esil_var); }
int main(int argc, char *argv[]) { peg_t parser; logopen("calculator.log"); loglevel("*"); parser = pegnew(); while (cleaneol(fgets(expression,MAX_EXPR_LEN,stdin))) { stack_clean(&stack); loginfo("expr: %s",expression); printf("\n\n%s=",expression); stack_push(&stack,0,'='); if (pegparse(parser,expr,expression,&stack)) { printf("\n=%d",stack_top(&stack).val); } else { printf("error\n"); } } parser = pegfree(parser); exit(0); }
void start(int argc, char **argv, t_option option) { t_map map; t_stack *stack; char *p; p = argv[argc - 1]; if (check_map(p) && check_exit(p) && check_player(p)) { init_map(&map, argv, argc, option); if (map.width != 0) { stack = s_solve(&map, NULL, NULL); if (stack_empty(stack) && option.c == 1) { map.option.c = 0; stack = s_solve(&map, NULL, NULL); } result(map, stack, option); destruct(map); stack_clean(stack); } } else my_putstr("La carte n'est pas valide\n"); }