/* test/asynctest.c */
/*
* Written by Matt Caswell for the OpenSSL project.
*/
/* ====================================================================
* Copyright (c) 2015 The OpenSSL Project. 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.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* openssl-core@openssl.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED 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 OpenSSL PROJECT OR
* ITS 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.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* (eay@cryptsoft.com). This product includes software written by Tim
* Hudson (tjh@cryptsoft.com).
*
*/
#include <stdio.h>
#include <string.h>
#include <openssl/async.h>
#include <openssl/crypto.h>
#include <../apps/apps.h>
#if defined(OPENSSL_SYS_UNIX) && defined(OPENSSL_THREADS)
# include <unistd.h>
# if _POSIX_VERSION >= 200112L
# define ASYNC_POSIX
# endif
#elif defined(_WIN32) || defined(__CYGWIN__)
# define ASYNC_WIN
#endif
#if !defined(ASYNC_POSIX) && !defined(ASYNC_WIN)
# define ASYNC_NULL
#endif
#ifndef ASYNC_NULL
static int ctr = 0;
static ASYNC_JOB *currjob = NULL;
static int only_pause(void *args)
{
ASYNC_pause_job();
return 1;
}
static int add_two(void *args)
{
ctr++;
ASYNC_pause_job();
ctr++;
return 2;
}
static int save_current(void *args)
{
currjob = ASYNC_get_current_job();
ASYNC_pause_job();
return 1;
}
static int wake(void *args)
{
ASYNC_pause_job();
ASYNC_wake(ASYNC_get_current_job());
ASYNC_pause_job();
ASYNC_clear_wake(ASYNC_get_current_job());
return 1;
}
static int blockpause(void *args)
{
ASYNC_block_pause();
ASYNC_pause_job();
ASYNC_unblock_pause();
ASYNC_pause_job();
return 1;
}
static int test_ASYNC_init()
{
ASYNC_JOB *job1 = NULL, *job2 = NULL, *job3 = NULL;
int funcret1, funcret2, funcret3;
if ( !ASYNC_init(1, 2, 0)
|| ASYNC_start_job(&job1, &funcret1, only_pause, NULL, 0)
!= ASYNC_PAUSE
|| ASYNC_start_job(&job2, &funcret2, only_pause, NULL, 0)
!= ASYNC_PAUSE
|| ASYNC_start_job(&job3, &funcret3, only_pause, NULL, 0)
!= ASYNC_NO_JOBS
|| ASYNC_start_job(&job1, &funcret1, only_pause, NULL, 0)
!= ASYNC_FINISH
|| ASYNC_start_job(&job3, &funcret3, only_pause, NULL, 0)
!= ASYNC_PAUSE
|| ASYNC_start_job(&job2, &funcret2, only_pause, NULL, 0)
!= ASYNC_FINISH
|| ASYNC_start_job(&job3, &funcret3, only_pause, NULL, 0)
!= ASYNC_FINISH
|| funcret1 != 1
|| funcret2 != 1
|| funcret3 != 1) {
fprintf(stderr, "test_ASYNC_init() failed\n");
ASYNC_cleanup(1);
return 0;
}
ASYNC_cleanup(1);
return 1;
}
static int test_ASYNC_start_job()
{
ASYNC_JOB *job = NULL;
int funcret;
ctr = 0;
if ( !ASYNC_init(1, 1, 0)
|| ASYNC_start_job(&job, &funcret, add_two, NULL, 0) != ASYNC_PAUSE
|| ctr != 1
|| ASYNC_start_job(&job, &funcret, add_two, NULL, 0) != ASYNC_FINISH
|| ctr != 2
|| funcret != 2) {
fprintf(stderr, "test_ASYNC_start_job() failed\n");
ASYNC_cleanup(1);
return 0;
}
ASYNC_cleanup(1);
return 1;
}
static int test_ASYNC_get_current_job()
{
ASYNC_JOB *job = NULL;
int funcret;
currjob = NULL;
if ( !ASYNC_init(1, 1, 0)
|| ASYNC_start_job(&job, &funcret, save_current, NULL, 0)
!= ASYNC_PAUSE
|| currjob != job
|| ASYNC_start_job(&job, &funcret, save_current, NULL, 0)
!= ASYNC_FINISH
|| funcret != 1) {
fprintf(stderr, "test_ASYNC_get_current_job() failed\n");
ASYNC_cleanup(1);
return 0;
}
ASYNC_cleanup(1);
return 1;
}
static int hasdata(OSSL_ASYNC_FD fd)
{
#ifdef ASYNC_POSIX
fd_set checkfds;
struct timeval tv;
FD_ZERO(&checkfds);
openssl_fdset(fd, &checkfds);
memset(&tv, 0, sizeof tv);
if (select(fd + 1, (void *)&checkfds, NULL, NULL, &tv) < 0)
return -1;
if (FD_ISSET(fd, &checkfds))
return 1;
return 0;
#else
DWORD avail = 0;
if (PeekNamedPipe(fd, NULL, 0, NULL, &avail, NULL) && avail > 0)
return 1;
return 0;
#endif
}
static int test_ASYNC_get_wait_fd()
{
ASYNC_JOB *job = NULL;
int funcret;
OSSL_ASYNC_FD fd;
if ( !ASYNC_init(1, 1, 0)
|| ASYNC_start_job(&job, &funcret, wake, NULL, 0)
!= ASYNC_PAUSE
|| (fd = ASYNC_get_wait_fd(job)) < 0
|| hasdata(fd) != 0
|| ASYNC_start_job(&job, &funcret, save_current, NULL, 0)
!= ASYNC_PAUSE
|| hasdata(fd) != 1
|| (ASYNC_clear_wake(job), 0)
|| hasdata(fd) != 0
|| (ASYNC_wake(job), 0)
|| hasdata(fd) != 1
|| ASYNC_start_job(&job, &funcret, save_current, NULL, 0)
!= ASYNC_FINISH
|| funcret != 1) {
fprintf(stderr, "test_ASYNC_get_wait_fd() failed\n");
ASYNC_cleanup(1);
return 0;
}
ASYNC_cleanup(1);
return 1;
}
static int test_ASYNC_block_pause()
{
ASYNC_JOB *job = NULL;
int funcret;
if ( !ASYNC_init(1, 1, 0)
|| ASYNC_start_job(&job, &funcret, blockpause, NULL, 0)
!= ASYNC_PAUSE
|| ASYNC_start_job(&job, &funcret, blockpause, NULL, 0)
!= ASYNC_FINISH
|| funcret != 1) {
fprintf(stderr, "test_ASYNC_block_pause() failed\n");
ASYNC_cleanup(1);
return 0;
}
ASYNC_cleanup(1);
return 1;
}
#endif
int main(int argc, char **argv)
{
#ifdef ASYNC_NULL
fprintf(stderr, "NULL implementation - skipping async tests\n");
#else
CRYPTO_set_mem_debug(1);
CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
if ( !test_ASYNC_init()
|| !test_ASYNC_start_job()
|| !test_ASYNC_get_current_job()
|| !test_ASYNC_get_wait_fd()
|| !test_ASYNC_block_pause()) {
return 1;
}
#endif
printf("PASS\n");
return 0;
}