RetroZilla/nsprpub/pr/tests/prpollml.c
2015-10-20 23:03:22 -04:00

169 lines
5.7 KiB
C

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the Netscape Portable Runtime (NSPR).
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2000
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/*
* This test exercises the code that allocates and frees the syspoll_list
* array of PRThread in the pthreads version. This test is intended to be
* run under Purify to verify that there is no memory leak.
*/
#include "nspr.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define POLL_DESC_COUNT 256 /* This should be greater than the
* STACK_POLL_DESC_COUNT macro in
* ptio.c to cause syspoll_list to
* be created. */
static PRPollDesc pd[POLL_DESC_COUNT];
static void Test(void)
{
int i;
PRInt32 rv;
PRIntervalTime timeout;
timeout = PR_MillisecondsToInterval(10);
/* cause syspoll_list to grow */
for (i = 1; i <= POLL_DESC_COUNT; i++) {
rv = PR_Poll(pd, i, timeout);
if (rv != 0) {
fprintf(stderr,
"PR_Poll should time out but returns %d (%d, %d)\n",
(int) rv, (int) PR_GetError(), (int) PR_GetOSError());
exit(1);
}
}
/* syspoll_list should be large enough for all these */
for (i = POLL_DESC_COUNT; i >= 1; i--) {
rv = PR_Poll(pd, i, timeout);
if (rv != 0) {
fprintf(stderr, "PR_Poll should time out but returns %d\n",
(int) rv);
exit(1);
}
}
}
static void ThreadFunc(void *arg)
{
Test();
}
int main(int argc, char **argv)
{
int i;
PRThread *thread;
PRFileDesc *sock;
PRNetAddr addr;
memset(&addr, 0, sizeof(addr));
addr.inet.family = PR_AF_INET;
addr.inet.port = PR_htons(0);
addr.inet.ip = PR_htonl(PR_INADDR_ANY);
for (i = 0; i < POLL_DESC_COUNT; i++) {
sock = PR_NewTCPSocket();
if (sock == NULL) {
fprintf(stderr, "PR_NewTCPSocket failed (%d, %d)\n",
(int) PR_GetError(), (int) PR_GetOSError());
fprintf(stderr, "Ensure the per process file descriptor limit "
"is greater than %d.", POLL_DESC_COUNT);
exit(1);
}
if (PR_Bind(sock, &addr) == PR_FAILURE) {
fprintf(stderr, "PR_Bind failed (%d, %d)\n",
(int) PR_GetError(), (int) PR_GetOSError());
exit(1);
}
if (PR_Listen(sock, 5) == PR_FAILURE) {
fprintf(stderr, "PR_Listen failed (%d, %d)\n",
(int) PR_GetError(), (int) PR_GetOSError());
exit(1);
}
pd[i].fd = sock;
pd[i].in_flags = PR_POLL_READ;
}
/* first run the test on the primordial thread */
Test();
/* then run the test on all three kinds of threads */
thread = PR_CreateThread(PR_USER_THREAD, ThreadFunc, NULL,
PR_PRIORITY_NORMAL, PR_LOCAL_THREAD, PR_JOINABLE_THREAD, 0);
if (NULL == thread) {
fprintf(stderr, "PR_CreateThread failed\n");
exit(1);
}
if (PR_JoinThread(thread) == PR_FAILURE) {
fprintf(stderr, "PR_JoinThread failed\n");
exit(1);
}
thread = PR_CreateThread(PR_USER_THREAD, ThreadFunc, NULL,
PR_PRIORITY_NORMAL, PR_GLOBAL_THREAD, PR_JOINABLE_THREAD, 0);
if (NULL == thread) {
fprintf(stderr, "PR_CreateThread failed\n");
exit(1);
}
if (PR_JoinThread(thread) == PR_FAILURE) {
fprintf(stderr, "PR_JoinThread failed\n");
exit(1);
}
thread = PR_CreateThread(PR_USER_THREAD, ThreadFunc, NULL,
PR_PRIORITY_NORMAL, PR_GLOBAL_BOUND_THREAD, PR_JOINABLE_THREAD, 0);
if (NULL == thread) {
fprintf(stderr, "PR_CreateThread failed\n");
exit(1);
}
if (PR_JoinThread(thread) == PR_FAILURE) {
fprintf(stderr, "PR_JoinThread failed\n");
exit(1);
}
for (i = 0; i < POLL_DESC_COUNT; i++) {
if (PR_Close(pd[i].fd) == PR_FAILURE) {
fprintf(stderr, "PR_Close failed\n");
exit(1);
}
}
PR_Cleanup();
printf("PASS\n");
return 0;
}