mirror_corosync-qdevice/qdevices/test-pr-poll-loop.c
Jan Friesse 2b18b0bc14 tests: Fix assert problems
Signed-off-by: Jan Friesse <jfriesse@redhat.com>
2020-11-05 18:19:36 +01:00

1307 lines
38 KiB
C

/*
* Copyright (c) 2015-2020 Red Hat, Inc.
*
* All rights reserved.
*
* Author: Jan Friesse (jfriesse@redhat.com)
*
* This software licensed under BSD license, the text of which follows:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* - 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.
* - Neither the name of the Red Hat, Inc. nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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 <stdio.h>
#include <assert.h>
#include <string.h>
#include <errno.h>
#include <unistd.h>
#include "pr-poll-loop.h"
/*
* Needed for creating nspr handle from unix fd
*/
#include <private/pprio.h>
#define BUF_SIZE 256
#define TIMER_TIMEOUT 10000
#define TIMER_TEST_TIMEOUT 100
/*
* Must be smaller than BUF_SIZE
*/
#define READ_STR "test"
static int fd_set_events_cb1_return_called = -1;
static int fd_set_events_cb2_return_called = -1;
static int fd_read_cb1_called = -1;
static int fd_read_cb2_called = -1;
static int fd_write_cb1_called = -1;
static int fd_err_cb1_called = -1;
static int timeout_cb_called = -1;
static int prfd_set_events_cb1_return_called = -1;
static int prfd_set_events_cb2_return_called = -1;
static int prfd_read_cb1_called = -1;
static int prfd_read_cb2_called = -1;
static int prfd_write_cb1_called = -1;
static int prfd_err_cb1_called = -1;
static int test_complex_state = -1;
static int test_complex_set_events_pipe1_read_called = -1;
static int test_complex_read_pipe1_read_called = -1;
static int test_complex_set_events_pipe1_write_called = -1;
static int test_complex_write_pipe1_write_called = -1;
static int test_complex_set_events_pipe2_read_called = -1;
static int test_complex_read_pipe2_read_called = -1;
static int test_complex_set_events_pipe2_write_called = -1;
static int test_complex_write_pipe2_write_called = -1;
static int test_complex_read_pipe1_fd = -1;
static int pre_poll_cb1_called = -1;
static int pre_poll_cb2_called = -1;
static int pre_poll_cb_return_called = -1;
static int
timeout_cb(void *data1, void *data2)
{
timeout_cb_called = 1;
return (0);
}
static int
fd_set_events_cb1_return(int fd, short *events, void *user_data1, void *user_data2)
{
fd_set_events_cb1_return_called++;
assert(user_data1 == &fd_set_events_cb1_return_called);
assert(user_data2 == NULL);
return (-2);
}
static int
fd_set_events_cb2_return(int fd, short *events, void *user_data1, void *user_data2)
{
fd_set_events_cb2_return_called++;
assert(user_data1 == NULL);
assert(user_data2 == &fd_set_events_cb2_return_called);
return (-2);
}
static int
fd_read_cb1(int fd, void *user_data1, void *user_data2)
{
char buf[BUF_SIZE];
assert(user_data1 == &fd_read_cb1_called);
assert(user_data2 == fd_read_cb1);
fd_read_cb1_called++;
assert(read(fd, buf, BUF_SIZE) == strlen(READ_STR) + 1);
assert(memcmp(buf, READ_STR, strlen(READ_STR) + 1) == 0);
return (0);
}
static int
fd_read_cb2(int fd, void *user_data1, void *user_data2)
{
char buf[BUF_SIZE];
assert(user_data1 == &fd_read_cb2_called);
assert(user_data2 == fd_read_cb2);
fd_read_cb2_called++;
assert(read(fd, buf, BUF_SIZE) == strlen(READ_STR) + 1);
assert(memcmp(buf, READ_STR, strlen(READ_STR) + 1) == 0);
return (-1);
}
static int
fd_write_cb1(int fd, void *user_data1, void *user_data2)
{
assert(user_data1 == &fd_write_cb1_called);
assert(user_data2 == fd_write_cb1);
fd_write_cb1_called++;
return (0);
}
static int
fd_err_cb1(int fd, short revents, void *user_data1, void *user_data2)
{
assert(user_data1 == &fd_err_cb1_called);
assert(user_data2 == fd_err_cb1);
fd_err_cb1_called++;
return (0);
}
static int
prfd_set_events_cb1_return(PRFileDesc *prfd, short *events, void *user_data1, void *user_data2)
{
prfd_set_events_cb1_return_called++;
assert(user_data1 == &prfd_set_events_cb1_return_called);
assert(user_data2 == NULL);
return (-2);
}
static int
prfd_set_events_cb2_return(PRFileDesc *prfd, short *events, void *user_data1, void *user_data2)
{
prfd_set_events_cb2_return_called++;
assert(user_data1 == NULL);
assert(user_data2 == &prfd_set_events_cb2_return_called);
return (-2);
}
static int
prfd_read_cb1(PRFileDesc *prfd, const PRPollDesc *pd, void *user_data1, void *user_data2)
{
char buf[BUF_SIZE];
assert(user_data1 == &prfd_read_cb1_called);
assert(user_data2 == prfd_read_cb1);
prfd_read_cb1_called++;
assert(PR_Read(prfd, buf, BUF_SIZE) == strlen(READ_STR) + 1);
assert(memcmp(buf, READ_STR, strlen(READ_STR) + 1) == 0);
return (0);
}
static int
prfd_read_cb2(PRFileDesc *prfd, const PRPollDesc *pd, void *user_data1, void *user_data2)
{
char buf[BUF_SIZE];
assert(user_data1 == &prfd_read_cb2_called);
assert(user_data2 == prfd_read_cb2);
prfd_read_cb2_called++;
assert(PR_Read(prfd, buf, BUF_SIZE) == strlen(READ_STR) + 1);
assert(memcmp(buf, READ_STR, strlen(READ_STR) + 1) == 0);
return (-1);
}
static int
prfd_write_cb1(PRFileDesc *prfd, const PRPollDesc *pd, void *user_data1, void *user_data2)
{
assert(user_data1 == &prfd_write_cb1_called);
assert(user_data2 == prfd_write_cb1);
prfd_write_cb1_called++;
return (0);
}
static int
prfd_err_cb1(PRFileDesc *prfd, short revents, const PRPollDesc *pd, void *user_data1, void *user_data2)
{
assert(user_data1 == &prfd_err_cb1_called);
assert(user_data2 == prfd_err_cb1);
prfd_err_cb1_called++;
return (0);
}
static int
test_complex_set_events_pipe1_read_cb(PRFileDesc *prfd, short *events, void *user_data1, void *user_data2)
{
test_complex_set_events_pipe1_read_called++;
assert(user_data1 == &test_complex_set_events_pipe1_read_called);
assert(user_data2 == test_complex_set_events_pipe1_read_cb);
assert(*events == 0);
if (test_complex_state == 2) {
*events = POLLIN;
}
return (0);
}
static int
test_complex_read_pipe1_read_cb(PRFileDesc *prfd, const PRPollDesc *pd, void *user_data1, void *user_data2)
{
char buf[BUF_SIZE];
assert(user_data1 == &test_complex_set_events_pipe1_read_called);
assert(user_data2 == test_complex_set_events_pipe1_read_cb);
test_complex_read_pipe1_read_called++;
/*
* prfd for this case is just a wrapper, we need to use real fd
*/
assert(read(test_complex_read_pipe1_fd, buf, BUF_SIZE) == strlen(READ_STR) + 1);
assert(memcmp(buf, READ_STR, strlen(READ_STR) + 1) == 0);
return (0);
}
static int
test_complex_write_pipe1_read_cb(PRFileDesc *prfd, const PRPollDesc *pd, void *user_data1, void *user_data2)
{
assert(0);
return (-1);
}
static int
test_complex_set_events_pipe1_write_cb(int fd, short *events, void *user_data1, void *user_data2)
{
test_complex_set_events_pipe1_write_called++;
assert(user_data1 == &test_complex_set_events_pipe1_write_called);
assert(user_data2 == test_complex_set_events_pipe1_write_cb);
assert(*events == 0);
if (test_complex_state == 1) {
*events = POLLOUT;
}
return (0);
}
static int
test_complex_read_pipe1_write_cb(int fd, void *user_data1, void *user_data2)
{
assert(0);
return (-1);
}
static int
test_complex_write_pipe1_write_cb(int fd, void *user_data1, void *user_data2)
{
assert(user_data1 == &test_complex_set_events_pipe1_write_called);
assert(user_data2 == test_complex_set_events_pipe1_write_cb);
test_complex_write_pipe1_write_called++;
return (0);
}
static int
test_complex_set_events_pipe2_read_cb(int fd, short *events, void *user_data1, void *user_data2)
{
test_complex_set_events_pipe2_read_called++;
assert(user_data1 == &test_complex_set_events_pipe2_read_called);
assert(user_data2 == test_complex_set_events_pipe2_read_cb);
assert(*events == POLLIN);
return (0);
}
static int
test_complex_read_pipe2_read_cb(int fd, void *user_data1, void *user_data2)
{
char buf[BUF_SIZE];
assert(user_data1 == &test_complex_set_events_pipe2_read_called);
assert(user_data2 == test_complex_set_events_pipe2_read_cb);
test_complex_read_pipe2_read_called++;
assert(read(fd, buf, BUF_SIZE) == strlen(READ_STR) + 1);
assert(memcmp(buf, READ_STR, strlen(READ_STR) + 1) == 0);
return (0);
}
static int
test_complex_write_pipe2_read_cb(int fd, void *user_data1, void *user_data2)
{
assert(0);
return (-1);
}
static int
test_complex_set_events_pipe2_write_cb(PRFileDesc *prfd, short *events, void *user_data1, void *user_data2)
{
test_complex_set_events_pipe2_write_called++;
assert(user_data1 == &test_complex_set_events_pipe2_write_called);
assert(user_data2 == test_complex_set_events_pipe2_write_cb);
assert(*events == POLLOUT);
return (0);
}
static int
test_complex_read_pipe2_write_cb(PRFileDesc *prfd, const PRPollDesc *pd, void *user_data1, void *user_data2)
{
assert(0);
return (-1);
}
static int
test_complex_write_pipe2_write_cb(PRFileDesc *prfd, const PRPollDesc *pd, void *user_data1, void *user_data2)
{
assert(user_data1 == &test_complex_set_events_pipe2_write_called);
assert(user_data2 == test_complex_set_events_pipe2_write_cb);
test_complex_write_pipe2_write_called++;
return (0);
}
static int
test_pre_poll_cb1(void *user_data1, void *user_data2)
{
assert(user_data1 == &pre_poll_cb1_called);
assert(user_data2 == test_pre_poll_cb1);
pre_poll_cb1_called++;
return (0);
}
static int
test_pre_poll_cb2(void *user_data1, void *user_data2)
{
assert(user_data1 == &pre_poll_cb2_called);
assert(user_data2 == test_pre_poll_cb2);
pre_poll_cb2_called++;
return (0);
}
static int
test_pre_poll_cb_return(void *user_data1, void *user_data2)
{
assert(user_data1 == &pre_poll_cb_return_called);
assert(user_data2 == test_pre_poll_cb_return);
pre_poll_cb_return_called++;
return (-1);
}
static void
init_global_vars(void)
{
fd_set_events_cb1_return_called = -1;
fd_set_events_cb2_return_called = -1;
fd_read_cb1_called = -1;
fd_read_cb2_called = -1;
fd_write_cb1_called = -1;
fd_err_cb1_called = -1;
timeout_cb_called = -1;
prfd_set_events_cb1_return_called = -1;
prfd_set_events_cb2_return_called = -1;
prfd_read_cb1_called = -1;
prfd_read_cb2_called = -1;
prfd_write_cb1_called = -1;
prfd_err_cb1_called = -1;
test_complex_set_events_pipe1_read_called = -1;
test_complex_read_pipe1_read_called = -1;
test_complex_set_events_pipe1_write_called = -1;
test_complex_write_pipe1_write_called = -1;
test_complex_set_events_pipe2_read_called = -1;
test_complex_read_pipe2_read_called = -1;
test_complex_set_events_pipe2_write_called = -1;
test_complex_write_pipe2_write_called = -1;
test_complex_read_pipe1_fd = -1;
}
static void
test_fd_basics(struct pr_poll_loop *poll_loop)
{
int pipe_fd1[2];
struct timer_list_entry *timeout_timer;
init_global_vars();
assert(pipe(pipe_fd1) == 0);
/*
* Add POLLNVAL -> failure
*/
assert(pr_poll_loop_add_fd(poll_loop, pipe_fd1[0], POLLNVAL, NULL, NULL, NULL, NULL,
NULL, NULL) == -1);
/*
* Del non-existing fdL -> failure
*/
assert(pr_poll_loop_del_fd(poll_loop, pipe_fd1[0]) == -1);
/*
* Add and delete fd twice
*/
assert(pr_poll_loop_add_fd(poll_loop, pipe_fd1[0], 0, NULL, NULL, NULL, NULL,
NULL, NULL) == 0);
assert(pr_poll_loop_add_fd(poll_loop, pipe_fd1[0], 0, NULL, NULL, NULL, NULL,
NULL, NULL) == -1);
assert(pr_poll_loop_del_fd(poll_loop, pipe_fd1[0]) == 0);
assert(pr_poll_loop_del_fd(poll_loop, pipe_fd1[0]) == -1);
/*
* Test timeout timer
* with empty list
*/
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TEST_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
timeout_cb_called = 0;
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(timeout_cb_called == 1);
/*
* Test user_data passing
*/
assert(pr_poll_loop_add_fd(poll_loop, pipe_fd1[0], POLLIN, fd_set_events_cb1_return,
NULL, NULL, NULL, (void *)&fd_set_events_cb1_return_called, NULL) == 0);
fd_set_events_cb1_return_called = 0;
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
assert(pr_poll_loop_exec(poll_loop) == -1);
assert(fd_set_events_cb1_return_called == 1);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
/*
* Remove entry and try with zero events and -2 return callback
*/
assert(pr_poll_loop_del_fd(poll_loop, pipe_fd1[0]) == 0);
assert(pr_poll_loop_add_fd(poll_loop, pipe_fd1[0], 0, fd_set_events_cb1_return,
NULL, NULL, NULL, (void *)&fd_set_events_cb1_return_called, NULL) == 0);
fd_set_events_cb1_return_called = 0;
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
assert(pr_poll_loop_exec(poll_loop) == -1);
assert(fd_set_events_cb1_return_called == 1);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
/*
* Remove entry and try different cb
*/
assert(pr_poll_loop_del_fd(poll_loop, pipe_fd1[0]) == 0);
assert(pr_poll_loop_add_fd(poll_loop, pipe_fd1[1], POLLOUT, fd_set_events_cb2_return,
NULL, NULL, NULL, NULL, (void *)&fd_set_events_cb2_return_called) == 0);
fd_set_events_cb1_return_called = 0;
fd_set_events_cb2_return_called = 0;
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
assert(pr_poll_loop_exec(poll_loop) == -1);
assert(fd_set_events_cb1_return_called == 0);
assert(fd_set_events_cb2_return_called == 1);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
/*
* Delete entry and try timeout again
*/
assert(pr_poll_loop_del_fd(poll_loop, pipe_fd1[0]) == -1);
assert(pr_poll_loop_del_fd(poll_loop, pipe_fd1[1]) == 0);
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TEST_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
timeout_cb_called = 0;
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(timeout_cb_called == 1);
/*
* Try reading
*/
assert(write(pipe_fd1[1], READ_STR, strlen(READ_STR) + 1) == strlen(READ_STR) + 1);
assert(pr_poll_loop_add_fd(poll_loop, pipe_fd1[0], POLLIN, NULL,
fd_read_cb1, NULL, NULL,
&fd_read_cb1_called, fd_read_cb1) == 0);
fd_read_cb1_called = 0;
timeout_cb_called = 0;
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(fd_read_cb1_called == 1);
assert(timeout_cb_called == 0);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
/*
* Try timeout with valid entry
*/
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TEST_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
timeout_cb_called = 0;
fd_read_cb1_called = 0;
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(timeout_cb_called == 1);
assert(fd_read_cb1_called == 0);
/*
* Try reading where cb returns err
*/
assert(pr_poll_loop_del_fd(poll_loop, pipe_fd1[0]) == 0);
assert(write(pipe_fd1[1], READ_STR, strlen(READ_STR) + 1) == strlen(READ_STR) + 1);
assert(pr_poll_loop_add_fd(poll_loop, pipe_fd1[0], POLLIN, NULL,
fd_read_cb2, NULL, NULL,
&fd_read_cb2_called, fd_read_cb2) == 0);
fd_read_cb1_called = 0;
fd_read_cb2_called = 0;
timeout_cb_called = 0;
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
assert(pr_poll_loop_exec(poll_loop) == -1);
assert(fd_read_cb1_called == 0);
assert(fd_read_cb2_called == 1);
assert(timeout_cb_called == 0);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
/*
* Try writing
*/
assert(pr_poll_loop_del_fd(poll_loop, pipe_fd1[0]) == 0);
assert(pr_poll_loop_add_fd(poll_loop, pipe_fd1[1], POLLOUT, NULL,
NULL, fd_write_cb1, NULL,
&fd_write_cb1_called, fd_write_cb1) == 0);
fd_write_cb1_called = 0;
timeout_cb_called = 0;
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(fd_write_cb1_called == 1);
assert(timeout_cb_called == 0);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
/*
* Try err cb
*/
assert(pr_poll_loop_del_fd(poll_loop, pipe_fd1[1]) == 0);
assert(pr_poll_loop_add_fd(poll_loop, pipe_fd1[0], POLLIN, NULL,
NULL, NULL, fd_err_cb1,
&fd_err_cb1_called, fd_err_cb1) == 0);
assert(close(pipe_fd1[0]) == 0);
assert(close(pipe_fd1[1]) == 0);
fd_err_cb1_called = 0;
timeout_cb_called = 0;
fd_write_cb1_called = 0;
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(fd_err_cb1_called == 1);
assert(fd_write_cb1_called == 0);
assert(timeout_cb_called == 0);
assert(pr_poll_loop_del_fd(poll_loop, pipe_fd1[0]) == 0);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
}
static void
test_prfd_basics(struct pr_poll_loop *poll_loop)
{
PRFileDesc *read_pipe;
PRFileDesc *write_pipe;
struct timer_list_entry *timeout_timer;
int pipe_fd1[2];
init_global_vars();
assert(PR_CreatePipe(&read_pipe, &write_pipe) == PR_SUCCESS);
/*
* Add POLLNVAL -> failure
*/
assert(pr_poll_loop_add_prfd(poll_loop, read_pipe, POLLNVAL, NULL, NULL, NULL, NULL,
NULL, NULL) == -1);
/*
* Del non-existing fdL -> failure
*/
assert(pr_poll_loop_del_prfd(poll_loop, read_pipe) == -1);
/*
* Add and delete fd twice
*/
assert(pr_poll_loop_add_prfd(poll_loop, read_pipe, 0, NULL, NULL, NULL, NULL,
NULL, NULL) == 0);
assert(pr_poll_loop_add_prfd(poll_loop, read_pipe, 0, NULL, NULL, NULL, NULL,
NULL, NULL) == -1);
assert(pr_poll_loop_del_prfd(poll_loop, read_pipe) == 0);
assert(pr_poll_loop_del_prfd(poll_loop, read_pipe) == -1);
/*
* Test user_data passing
*/
assert(pr_poll_loop_add_prfd(poll_loop, read_pipe, POLLIN, prfd_set_events_cb1_return,
NULL, NULL, NULL, (void *)&prfd_set_events_cb1_return_called, NULL) == 0);
prfd_set_events_cb1_return_called = 0;
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
assert(pr_poll_loop_exec(poll_loop) == -1);
assert(prfd_set_events_cb1_return_called == 1);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
/*
* Remove entry and try different cb
*/
assert(pr_poll_loop_del_prfd(poll_loop, read_pipe) == 0);
assert(pr_poll_loop_add_prfd(poll_loop, write_pipe, POLLOUT, prfd_set_events_cb2_return,
NULL, NULL, NULL, NULL, (void *)&prfd_set_events_cb2_return_called) == 0);
prfd_set_events_cb1_return_called = 0;
prfd_set_events_cb2_return_called = 0;
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
assert(pr_poll_loop_exec(poll_loop) == -1);
assert(prfd_set_events_cb1_return_called == 0);
assert(prfd_set_events_cb2_return_called == 1);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
/*
* Delete entry and try timeout again
*/
assert(pr_poll_loop_del_prfd(poll_loop, read_pipe) == -1);
assert(pr_poll_loop_del_prfd(poll_loop, write_pipe) == 0);
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TEST_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
timeout_cb_called = 0;
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(timeout_cb_called == 1);
/*
* Try reading
*/
assert(PR_Write(write_pipe, READ_STR, strlen(READ_STR) + 1) == strlen(READ_STR) + 1);
assert(pr_poll_loop_add_prfd(poll_loop, read_pipe, POLLIN, NULL,
prfd_read_cb1, NULL, NULL,
&prfd_read_cb1_called, prfd_read_cb1) == 0);
prfd_read_cb1_called = 0;
timeout_cb_called = 0;
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(prfd_read_cb1_called == 1);
assert(timeout_cb_called == 0);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
/*
* Try timeout with valid entry
*/
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TEST_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
timeout_cb_called = 0;
prfd_read_cb1_called = 0;
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(timeout_cb_called == 1);
assert(prfd_read_cb1_called == 0);
/*
* Try reading where cb returns err
*/
assert(pr_poll_loop_del_prfd(poll_loop, read_pipe) == 0);
assert(PR_Write(write_pipe, READ_STR, strlen(READ_STR) + 1) == strlen(READ_STR) + 1);
assert(pr_poll_loop_add_prfd(poll_loop, read_pipe, POLLIN, NULL,
prfd_read_cb2, NULL, NULL,
&prfd_read_cb2_called, prfd_read_cb2) == 0);
prfd_read_cb1_called = 0;
prfd_read_cb2_called = 0;
timeout_cb_called = 0;
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
assert(pr_poll_loop_exec(poll_loop) == -1);
assert(prfd_read_cb1_called == 0);
assert(prfd_read_cb2_called == 1);
assert(timeout_cb_called == 0);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
/*
* Try writing
*/
assert(pr_poll_loop_del_prfd(poll_loop, read_pipe) == 0);
assert(pr_poll_loop_add_prfd(poll_loop, write_pipe, POLLOUT, NULL,
NULL, prfd_write_cb1, NULL,
&prfd_write_cb1_called, prfd_write_cb1) == 0);
prfd_write_cb1_called = 0;
timeout_cb_called = 0;
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(prfd_write_cb1_called == 1);
assert(timeout_cb_called == 0);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
assert(PR_Close(read_pipe) == 0);
assert(PR_Close(write_pipe) == 0);
/*
* Try err cb
*/
assert(pr_poll_loop_del_prfd(poll_loop, write_pipe) == 0);
/*
* Must use native pipe, because PR_Close deallocate PRFileDesc completelly
*/
assert(pipe(pipe_fd1) == 0);
read_pipe = PR_CreateSocketPollFd(pipe_fd1[0]);
assert(read_pipe != NULL);
assert(close(pipe_fd1[0]) == 0);
assert(close(pipe_fd1[1]) == 0);
assert(pr_poll_loop_add_prfd(poll_loop, read_pipe, POLLIN, NULL,
NULL, NULL, prfd_err_cb1,
&prfd_err_cb1_called, prfd_err_cb1) == 0);
prfd_err_cb1_called = 0;
timeout_cb_called = 0;
prfd_write_cb1_called = 0;
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(prfd_err_cb1_called == 1);
assert(prfd_write_cb1_called == 0);
assert(timeout_cb_called == 0);
assert(pr_poll_loop_del_prfd(poll_loop, read_pipe) == 0);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
assert(PR_DestroySocketPollFd(read_pipe) == PR_SUCCESS);
}
static void
test_complex(struct pr_poll_loop *poll_loop)
{
int pipe_fd1[2], pipe_fd2[2];
PRFileDesc *read_pipe1;
PRFileDesc *write_pipe2;
struct timer_list_entry *timeout_timer;
init_global_vars();
assert(pipe(pipe_fd1) == 0);
assert(pipe(pipe_fd2) == 0);
test_complex_read_pipe1_fd = pipe_fd1[0];
/*
* Add pre poll cb1
*/
assert(pr_poll_loop_add_pre_poll_cb(poll_loop, test_pre_poll_cb1,
&pre_poll_cb1_called, test_pre_poll_cb1) == 0);
read_pipe1 = PR_CreateSocketPollFd(pipe_fd1[0]);
assert(read_pipe1 != NULL);
write_pipe2 = PR_CreateSocketPollFd(pipe_fd2[1]);
assert(write_pipe2 != NULL);
assert(pr_poll_loop_add_prfd(poll_loop, read_pipe1, 0, test_complex_set_events_pipe1_read_cb,
test_complex_read_pipe1_read_cb, test_complex_write_pipe1_read_cb, NULL,
&test_complex_set_events_pipe1_read_called, test_complex_set_events_pipe1_read_cb) == 0);
assert(pr_poll_loop_add_fd(poll_loop, pipe_fd1[1], 0, test_complex_set_events_pipe1_write_cb,
test_complex_read_pipe1_write_cb, test_complex_write_pipe1_write_cb, NULL,
&test_complex_set_events_pipe1_write_called, test_complex_set_events_pipe1_write_cb) == 0);
assert(pr_poll_loop_add_fd(poll_loop, pipe_fd2[0], POLLIN, test_complex_set_events_pipe2_read_cb,
test_complex_read_pipe2_read_cb, test_complex_write_pipe2_read_cb, NULL,
&test_complex_set_events_pipe2_read_called, test_complex_set_events_pipe2_read_cb) == 0);
assert(pr_poll_loop_add_prfd(poll_loop, write_pipe2, POLLOUT, test_complex_set_events_pipe2_write_cb,
test_complex_read_pipe2_write_cb, test_complex_write_pipe2_write_cb, NULL,
&test_complex_set_events_pipe2_write_called, test_complex_set_events_pipe2_write_cb) == 0);
timeout_cb_called = 0;
test_complex_set_events_pipe1_read_called = 0;
test_complex_read_pipe1_read_called = 0;
test_complex_set_events_pipe1_write_called = 0;
test_complex_write_pipe1_write_called = 0;
test_complex_set_events_pipe2_read_called = 0;
test_complex_read_pipe2_read_called = 0;
test_complex_set_events_pipe2_write_called = 0;
test_complex_write_pipe2_write_called = 0;
pre_poll_cb1_called = 0;
pre_poll_cb2_called = 0;
/*
* Call for first time -> all set_events should be called and pipe2_write should be called
*/
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(pre_poll_cb1_called == 1);
assert(pre_poll_cb2_called == 0);
assert(test_complex_set_events_pipe1_read_called == 1);
assert(test_complex_read_pipe1_read_called == 0);
assert(test_complex_set_events_pipe1_write_called == 1);
assert(test_complex_write_pipe1_write_called == 0);
assert(test_complex_set_events_pipe2_read_called == 1);
assert(test_complex_read_pipe2_read_called == 0);
assert(test_complex_set_events_pipe2_write_called == 1);
assert(test_complex_write_pipe2_write_called == 1);
assert(timeout_cb_called == 0);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
/*
* Call for second time -> same as first time
*/
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(pre_poll_cb1_called == 2);
assert(pre_poll_cb2_called == 0);
assert(test_complex_set_events_pipe1_read_called == 2);
assert(test_complex_read_pipe1_read_called == 0);
assert(test_complex_set_events_pipe1_write_called == 2);
assert(test_complex_write_pipe1_write_called == 0);
assert(test_complex_set_events_pipe2_read_called == 2);
assert(test_complex_read_pipe2_read_called == 0);
assert(test_complex_set_events_pipe2_write_called == 2);
assert(test_complex_write_pipe2_write_called == 2);
assert(timeout_cb_called == 0);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
/*
* Change state to prepare for writing
*/
test_complex_state = 1;
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(pre_poll_cb1_called == 3);
assert(pre_poll_cb2_called == 0);
assert(test_complex_set_events_pipe1_read_called == 3);
assert(test_complex_read_pipe1_read_called == 0);
assert(test_complex_set_events_pipe1_write_called == 3);
assert(test_complex_write_pipe1_write_called == 1);
assert(test_complex_set_events_pipe2_read_called == 3);
assert(test_complex_read_pipe2_read_called == 0);
assert(test_complex_set_events_pipe2_write_called == 3);
assert(test_complex_write_pipe2_write_called == 3);
assert(timeout_cb_called == 0);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
/*
* Write to first pipe
*/
assert(write(pipe_fd1[1], READ_STR, strlen(READ_STR) + 1) == strlen(READ_STR) + 1);
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(pre_poll_cb1_called == 4);
assert(pre_poll_cb2_called == 0);
assert(test_complex_set_events_pipe1_read_called == 4);
assert(test_complex_read_pipe1_read_called == 0);
assert(test_complex_set_events_pipe1_write_called == 4);
assert(test_complex_write_pipe1_write_called == 2);
assert(test_complex_set_events_pipe2_read_called == 4);
assert(test_complex_read_pipe2_read_called == 0);
assert(test_complex_set_events_pipe2_write_called == 4);
assert(test_complex_write_pipe2_write_called == 4);
assert(timeout_cb_called == 0);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
/*
* Delete pre poll cb
*/
assert(pr_poll_loop_del_pre_poll_cb(poll_loop, test_pre_poll_cb1) == 0);
/*
* Change state so write can propagate
*/
test_complex_state = 2;
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(pre_poll_cb1_called == 4);
assert(pre_poll_cb2_called == 0);
assert(test_complex_set_events_pipe1_read_called == 5);
assert(test_complex_read_pipe1_read_called == 1);
assert(test_complex_set_events_pipe1_write_called == 5);
assert(test_complex_write_pipe1_write_called == 2);
assert(test_complex_set_events_pipe2_read_called == 5);
assert(test_complex_read_pipe2_read_called == 0);
assert(test_complex_set_events_pipe2_write_called == 5);
assert(test_complex_write_pipe2_write_called == 5);
assert(timeout_cb_called == 0);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
/*
* Add pre poll cb 1 and 2
*/
assert(pr_poll_loop_add_pre_poll_cb(poll_loop, test_pre_poll_cb1,
&pre_poll_cb1_called, test_pre_poll_cb1) == 0);
assert(pr_poll_loop_add_pre_poll_cb(poll_loop, test_pre_poll_cb2,
&pre_poll_cb2_called, test_pre_poll_cb2) == 0);
/*
* Change state so pipe1 events are not called any longer
*/
test_complex_state = 4;
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(pre_poll_cb1_called == 5);
assert(pre_poll_cb2_called == 1);
assert(test_complex_set_events_pipe1_read_called == 6);
assert(test_complex_read_pipe1_read_called == 1);
assert(test_complex_set_events_pipe1_write_called == 6);
assert(test_complex_write_pipe1_write_called == 2);
assert(test_complex_set_events_pipe2_read_called == 6);
assert(test_complex_read_pipe2_read_called == 0);
assert(test_complex_set_events_pipe2_write_called == 6);
assert(test_complex_write_pipe2_write_called == 6);
assert(timeout_cb_called == 0);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
/*
* Write to second pipe
*/
assert(write(pipe_fd2[1], READ_STR, strlen(READ_STR) + 1) == strlen(READ_STR) + 1);
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(pre_poll_cb1_called == 6);
assert(pre_poll_cb2_called == 2);
assert(test_complex_set_events_pipe1_read_called == 7);
assert(test_complex_read_pipe1_read_called == 1);
assert(test_complex_set_events_pipe1_write_called == 7);
assert(test_complex_write_pipe1_write_called == 2);
assert(test_complex_set_events_pipe2_read_called == 7);
assert(test_complex_read_pipe2_read_called == 1);
assert(test_complex_set_events_pipe2_write_called == 7);
assert(test_complex_write_pipe2_write_called == 7);
assert(timeout_cb_called == 0);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
/*
* And call again
*/
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(pre_poll_cb1_called == 7);
assert(pre_poll_cb2_called == 3);
assert(test_complex_set_events_pipe1_read_called == 8);
assert(test_complex_read_pipe1_read_called == 1);
assert(test_complex_set_events_pipe1_write_called == 8);
assert(test_complex_write_pipe1_write_called == 2);
assert(test_complex_set_events_pipe2_read_called == 8);
assert(test_complex_read_pipe2_read_called == 1);
assert(test_complex_set_events_pipe2_write_called == 8);
assert(test_complex_write_pipe2_write_called == 8);
assert(timeout_cb_called == 0);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
assert(PR_DestroySocketPollFd(read_pipe1) == PR_SUCCESS);
assert(PR_DestroySocketPollFd(write_pipe2) == PR_SUCCESS);
assert(close(pipe_fd1[0]) == 0);
assert(close(pipe_fd1[1]) == 0);
assert(close(pipe_fd2[0]) == 0);
assert(close(pipe_fd2[1]) == 0);
assert(pr_poll_loop_del_pre_poll_cb(poll_loop, test_pre_poll_cb1) == 0);
assert(pr_poll_loop_del_pre_poll_cb(poll_loop, test_pre_poll_cb2) == 0);
assert(pr_poll_loop_del_prfd(poll_loop, read_pipe1) == 0);
assert(pr_poll_loop_del_fd(poll_loop, pipe_fd1[1]) == 0);
assert(pr_poll_loop_del_fd(poll_loop, pipe_fd2[0]) == 0);
assert(pr_poll_loop_del_prfd(poll_loop, write_pipe2) == 0);
}
static void
test_pre_poll_cb(struct pr_poll_loop *poll_loop)
{
struct timer_list_entry *timeout_timer;
init_global_vars();
assert(pr_poll_loop_add_pre_poll_cb(poll_loop, test_pre_poll_cb1,
&pre_poll_cb1_called, test_pre_poll_cb1) == 0);
assert(pr_poll_loop_add_pre_poll_cb(poll_loop, test_pre_poll_cb1,
&pre_poll_cb1_called, test_pre_poll_cb1) == -1);
assert(pr_poll_loop_del_pre_poll_cb(poll_loop, test_pre_poll_cb1) == 0);
assert(pr_poll_loop_del_pre_poll_cb(poll_loop, test_pre_poll_cb1) == -1);
assert(pr_poll_loop_del_pre_poll_cb(poll_loop, test_pre_poll_cb2) == -1);
/*
* Just one pre poll cb
*/
pre_poll_cb1_called = 0;
pre_poll_cb2_called = 0;
pre_poll_cb_return_called = 0;
assert(pr_poll_loop_add_pre_poll_cb(poll_loop, test_pre_poll_cb1,
&pre_poll_cb1_called, test_pre_poll_cb1) == 0);
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TEST_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
timeout_cb_called = 0;
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(timeout_cb_called == 1);
assert(pre_poll_cb1_called == 1);
assert(pre_poll_cb2_called == 0);
assert(pre_poll_cb_return_called == 0);
/*
* Test again
*/
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TEST_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
timeout_cb_called = 0;
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(timeout_cb_called == 1);
assert(pre_poll_cb1_called == 2);
assert(pre_poll_cb2_called == 0);
assert(pre_poll_cb_return_called == 0);
/*
* Add second cb
*/
assert(pr_poll_loop_add_pre_poll_cb(poll_loop, test_pre_poll_cb2,
&pre_poll_cb2_called, test_pre_poll_cb2) == 0);
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TEST_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
timeout_cb_called = 0;
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(timeout_cb_called == 1);
assert(pre_poll_cb1_called == 3);
assert(pre_poll_cb2_called == 1);
assert(pre_poll_cb_return_called == 0);
/*
* Remove cb1
*/
assert(pr_poll_loop_del_pre_poll_cb(poll_loop, test_pre_poll_cb1) == 0);
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TEST_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
timeout_cb_called = 0;
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(timeout_cb_called == 1);
assert(pre_poll_cb1_called == 3);
assert(pre_poll_cb2_called == 2);
assert(pre_poll_cb_return_called == 0);
/*
* Add cb1 and cb return
*/
assert(pr_poll_loop_add_pre_poll_cb(poll_loop, test_pre_poll_cb1,
&pre_poll_cb1_called, test_pre_poll_cb1) == 0);
assert(pr_poll_loop_add_pre_poll_cb(poll_loop, test_pre_poll_cb_return,
&pre_poll_cb_return_called, test_pre_poll_cb_return) == 0);
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TEST_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
timeout_cb_called = 0;
assert(pr_poll_loop_exec(poll_loop) == -1);
assert(timeout_cb_called == 0);
assert(pre_poll_cb1_called == 4);
assert(pre_poll_cb2_called == 3);
assert(pre_poll_cb_return_called == 1);
timer_list_delete(pr_poll_loop_get_timer_list(poll_loop), timeout_timer);
/*
* Remove cb_return
*/
assert(pr_poll_loop_del_pre_poll_cb(poll_loop, test_pre_poll_cb_return) == 0);
timeout_timer = timer_list_add(
pr_poll_loop_get_timer_list(poll_loop), TIMER_TEST_TIMEOUT, timeout_cb, NULL, NULL);
assert(timeout_timer != NULL);
timeout_cb_called = 0;
assert(pr_poll_loop_exec(poll_loop) == 0);
assert(timeout_cb_called == 1);
assert(pre_poll_cb1_called == 5);
assert(pre_poll_cb2_called == 4);
assert(pre_poll_cb_return_called == 1);
/*
* Cleanup
*/
assert(pr_poll_loop_del_pre_poll_cb(poll_loop, test_pre_poll_cb1) == 0);
assert(pr_poll_loop_del_pre_poll_cb(poll_loop, test_pre_poll_cb2) == 0);
assert(pr_poll_loop_del_pre_poll_cb(poll_loop, test_pre_poll_cb_return) == -1);
assert(pr_poll_loop_del_pre_poll_cb(poll_loop, test_pre_poll_cb1) == -1);
assert(pr_poll_loop_del_pre_poll_cb(poll_loop, test_pre_poll_cb2) == -1);
assert(pr_poll_loop_del_pre_poll_cb(poll_loop, test_pre_poll_cb_return) == -1);
}
int
main(void)
{
struct pr_poll_loop poll_loop;
PR_Init(PR_USER_THREAD, PR_PRIORITY_NORMAL, 0);
pr_poll_loop_init(&poll_loop);
test_fd_basics(&poll_loop);
test_prfd_basics(&poll_loop);
test_pre_poll_cb(&poll_loop);
test_complex(&poll_loop);
pr_poll_loop_destroy(&poll_loop);
assert(PR_Cleanup() == PR_SUCCESS);
return (0);
}