1570af302Sopenharmony_ci/* 2570af302Sopenharmony_ci * Copyright (C) 2022 Huawei Device Co., Ltd. 3570af302Sopenharmony_ci * Licensed under the Apache License, Version 2.0 (the "License"); 4570af302Sopenharmony_ci * you may not use this file except in compliance with the License. 5570af302Sopenharmony_ci * You may obtain a copy of the License at 6570af302Sopenharmony_ci * 7570af302Sopenharmony_ci * http://www.apache.org/licenses/LICENSE-2.0 8570af302Sopenharmony_ci * 9570af302Sopenharmony_ci * Unless required by applicable law or agreed to in writing, software 10570af302Sopenharmony_ci * distributed under the License is distributed on an "AS IS" BASIS, 11570af302Sopenharmony_ci * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12570af302Sopenharmony_ci * See the License for the specific language governing permissions and 13570af302Sopenharmony_ci * limitations under the License. 14570af302Sopenharmony_ci */ 15570af302Sopenharmony_ci 16570af302Sopenharmony_ci#include <stdlib.h> 17570af302Sopenharmony_ci#include <unistd.h> 18570af302Sopenharmony_ci#include <sys/wait.h> 19570af302Sopenharmony_ci#include <errno.h> 20570af302Sopenharmony_ci#include "test.h" 21570af302Sopenharmony_ci 22570af302Sopenharmony_ci#define MALLOC_SIZE_S 0x20 23570af302Sopenharmony_ci#define MALLOC_SIZE_L 0x40 24570af302Sopenharmony_ci#define IDX_IN_CHUNK (-3) 25570af302Sopenharmony_ci 26570af302Sopenharmony_cistatic int get_slotnum(uint8_t *p) 27570af302Sopenharmony_ci{ 28570af302Sopenharmony_ci return (p[IDX_IN_CHUNK] & 0x1f); 29570af302Sopenharmony_ci} 30570af302Sopenharmony_ci 31570af302Sopenharmony_ciint main(void) 32570af302Sopenharmony_ci{ 33570af302Sopenharmony_ci void *p = malloc(MALLOC_SIZE_S); 34570af302Sopenharmony_ci void *q = malloc(MALLOC_SIZE_S); 35570af302Sopenharmony_ci void *r = malloc(MALLOC_SIZE_S); 36570af302Sopenharmony_ci if (!p || !q || !r) 37570af302Sopenharmony_ci t_error("malloc returned NULL\n"); 38570af302Sopenharmony_ci 39570af302Sopenharmony_ci int slot_p_1 = get_slotnum((uint8_t *)p); 40570af302Sopenharmony_ci int slot_q_1 = get_slotnum((uint8_t *)q); 41570af302Sopenharmony_ci int slot_r_1 = get_slotnum((uint8_t *)r); 42570af302Sopenharmony_ci 43570af302Sopenharmony_ci free(p); 44570af302Sopenharmony_ci free(q); 45570af302Sopenharmony_ci free(r); 46570af302Sopenharmony_ci 47570af302Sopenharmony_ci p = malloc(MALLOC_SIZE_L); 48570af302Sopenharmony_ci q = malloc(MALLOC_SIZE_L); 49570af302Sopenharmony_ci r = malloc(MALLOC_SIZE_L); 50570af302Sopenharmony_ci if (!p || !q || !r) 51570af302Sopenharmony_ci t_error("malloc returned NULL\n"); 52570af302Sopenharmony_ci 53570af302Sopenharmony_ci int slot_p_2 = get_slotnum((uint8_t *)p); 54570af302Sopenharmony_ci int slot_q_2 = get_slotnum((uint8_t *)q); 55570af302Sopenharmony_ci int slot_r_2 = get_slotnum((uint8_t *)r); 56570af302Sopenharmony_ci 57570af302Sopenharmony_ci free(p); 58570af302Sopenharmony_ci free(q); 59570af302Sopenharmony_ci free(r); 60570af302Sopenharmony_ci 61570af302Sopenharmony_ci if (((slot_p_1 + 1) == slot_q_1) && ((slot_q_1 + 1) == slot_r_1)) { 62570af302Sopenharmony_ci if (((slot_p_2 + 1) == slot_q_2) && ((slot_q_2 + 1) == slot_r_2)) 63570af302Sopenharmony_ci t_error("malloc(0) random error\n"); 64570af302Sopenharmony_ci } 65570af302Sopenharmony_ci return t_status; 66570af302Sopenharmony_ci} 67570af302Sopenharmony_ci 68