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/*
* 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;
}
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