| /* |
| * Copyright 2010-2015 Samy Al Bahra. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| */ |
| |
| #include <errno.h> |
| #include <inttypes.h> |
| #include <pthread.h> |
| #include <stdint.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <strings.h> |
| #include <unistd.h> |
| #include <sys/time.h> |
| |
| #include <stdbool.h> |
| #include <stddef.h> |
| #include <ck_hp.h> |
| |
| #include "../../common.h" |
| |
| struct entry { |
| unsigned int value; |
| ck_hp_hazard_t hazard; |
| }; |
| |
| static void |
| destructor(void *pointer) |
| { |
| |
| fprintf(stderr, "Free %p\n", pointer); |
| free(pointer); |
| return; |
| } |
| |
| int |
| main(int argc, char *argv[]) |
| { |
| ck_hp_t state; |
| ck_hp_record_t record[2]; |
| void **pointers; |
| struct entry *entry, *other; |
| |
| (void)argc; |
| (void)argv; |
| |
| ck_hp_init(&state, 1, 1, destructor); |
| |
| pointers = malloc(sizeof(void *)); |
| if (pointers == NULL) { |
| ck_error("ERROR: Failed to allocate slot.\n"); |
| } |
| ck_hp_register(&state, &record[0], pointers); |
| ck_hp_reclaim(&record[0]); |
| |
| entry = malloc(sizeof *entry); |
| ck_hp_set(&record[0], 0, entry); |
| ck_hp_reclaim(&record[0]); |
| ck_hp_free(&record[0], &entry->hazard, entry, entry); |
| ck_hp_reclaim(&record[0]); |
| ck_hp_set(&record[0], 0, NULL); |
| ck_hp_reclaim(&record[0]); |
| |
| entry = malloc(sizeof *entry); |
| ck_hp_set(&record[0], 0, entry); |
| ck_hp_reclaim(&record[0]); |
| ck_hp_free(&record[0], &entry->hazard, entry, entry); |
| ck_hp_reclaim(&record[0]); |
| ck_hp_set(&record[0], 0, NULL); |
| ck_hp_reclaim(&record[0]); |
| |
| pointers = malloc(sizeof(void *)); |
| if (pointers == NULL) { |
| ck_error("ERROR: Failed to allocate slot.\n"); |
| } |
| ck_hp_register(&state, &record[1], pointers); |
| ck_hp_reclaim(&record[1]); |
| |
| entry = malloc(sizeof *entry); |
| ck_hp_set(&record[1], 0, entry); |
| ck_hp_reclaim(&record[1]); |
| ck_hp_free(&record[1], &entry->hazard, entry, entry); |
| ck_hp_reclaim(&record[1]); |
| ck_hp_set(&record[1], 0, NULL); |
| ck_hp_reclaim(&record[1]); |
| |
| printf("Allocating entry and freeing in other HP record...\n"); |
| entry = malloc(sizeof *entry); |
| entry->value = 42; |
| ck_hp_set(&record[0], 0, entry); |
| ck_hp_free(&record[1], &entry->hazard, entry, entry); |
| ck_pr_store_uint(&entry->value, 1); |
| |
| other = malloc(sizeof *other); |
| other->value = 24; |
| ck_hp_set(&record[1], 0, other); |
| ck_hp_free(&record[0], &other->hazard, other, other); |
| ck_pr_store_uint(&other->value, 32); |
| ck_hp_set(&record[0], 0, NULL); |
| ck_hp_reclaim(&record[1]); |
| ck_hp_set(&record[1], 0, NULL); |
| ck_hp_reclaim(&record[0]); |
| ck_hp_reclaim(&record[1]); |
| |
| return 0; |
| } |