зеркало из https://github.com/mozilla/gecko-dev.git
371 строка
10 KiB
C
371 строка
10 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is the Netscape Portable Runtime (NSPR).
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998-2000 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the
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* terms of the GNU General Public License Version 2 or later (the
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* "GPL"), in which case the provisions of the GPL are applicable
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* instead of those above. If you wish to allow use of your
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* version of this file only under the terms of the GPL and not to
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* allow others to use your version of this file under the MPL,
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* indicate your decision by deleting the provisions above and
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* replace them with the notice and other provisions required by
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* the GPL. If you do not delete the provisions above, a recipient
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* may use your version of this file under either the MPL or the
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* GPL.
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*/
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/*
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* File: intrupt.c
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* Purpose: testing thread interrupts
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*/
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#include "plgetopt.h"
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#include "prcvar.h"
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#include "prerror.h"
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#include "prinit.h"
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#include "prinrval.h"
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#include "prio.h"
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#include "prlock.h"
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#include "prlog.h"
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#include "prthread.h"
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#include "prtypes.h"
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#include "prnetdb.h"
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#include <stdio.h>
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#include <string.h>
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#ifdef XP_MAC
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#include "prlog.h"
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#define printf PR_LogPrint
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extern void SetupMacPrintfLog(char *logFile);
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#endif
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#define DEFAULT_TCP_PORT 12500
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static PRLock *ml = NULL;
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static PRCondVar *cv = NULL;
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static PRBool passed = PR_TRUE;
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static PRBool debug_mode = PR_FALSE;
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static PRThreadScope thread_scope = PR_LOCAL_THREAD;
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static void PR_CALLBACK AbortCV(void *arg)
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{
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PRStatus rv;
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PRThread *me = PR_CurrentThread();
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/* some other thread (main) is doing the interrupt */
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PR_Lock(ml);
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rv = PR_WaitCondVar(cv, PR_INTERVAL_NO_TIMEOUT);
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if (debug_mode) printf( "Expected interrupt on wait CV and ");
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if (PR_FAILURE == rv)
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{
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if (PR_PENDING_INTERRUPT_ERROR == PR_GetError())
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{
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if (debug_mode) printf("got it\n");
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}
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else
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{
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if (debug_mode) printf("got random error\n");
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passed = PR_FALSE;
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}
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}
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else
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{
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if (debug_mode) printf("got a successful completion\n");
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passed = PR_FALSE;
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}
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rv = PR_WaitCondVar(cv, 10);
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if (debug_mode)
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{
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printf(
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"Expected success on wait CV and %s\n",
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(PR_SUCCESS == rv) ? "got it" : "failed");
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}
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passed = ((PR_TRUE == passed) && (PR_SUCCESS == rv)) ? PR_TRUE : PR_FALSE;
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/* interrupt myself, then clear */
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PR_Interrupt(me);
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PR_ClearInterrupt();
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rv = PR_WaitCondVar(cv, 10);
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if (debug_mode)
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{
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printf("Expected success on wait CV and ");
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if (PR_FAILURE == rv)
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{
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printf(
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"%s\n", (PR_PENDING_INTERRUPT_ERROR == PR_GetError()) ?
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"got interrupted" : "a random failure");
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}
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printf("got it\n");
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}
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passed = ((PR_TRUE == passed) && (PR_SUCCESS == rv)) ? PR_TRUE : PR_FALSE;
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/* set, then wait - interrupt - then wait again */
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PR_Interrupt(me);
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rv = PR_WaitCondVar(cv, 10);
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if (debug_mode) printf( "Expected interrupt on wait CV and ");
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if (PR_FAILURE == rv)
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{
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if (PR_PENDING_INTERRUPT_ERROR == PR_GetError())
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{
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if (debug_mode) printf("got it\n");
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}
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else
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{
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if (debug_mode) printf("failed\n");
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passed = PR_FALSE;
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}
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}
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else
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{
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if (debug_mode) printf("got a successful completion\n");
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passed = PR_FALSE;
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}
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rv = PR_WaitCondVar(cv, 10);
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if (debug_mode)
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{
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printf(
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"Expected success on wait CV and %s\n",
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(PR_SUCCESS == rv) ? "got it" : "failed");
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}
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passed = ((PR_TRUE == passed) && (PR_SUCCESS == rv)) ? PR_TRUE : PR_FALSE;
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PR_Unlock(ml);
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} /* AbortCV */
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static void PR_CALLBACK AbortIO(void *arg)
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{
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PRStatus rv;
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PR_Sleep(PR_SecondsToInterval(2));
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rv = PR_Interrupt((PRThread*)arg);
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PR_ASSERT(PR_SUCCESS == rv);
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} /* AbortIO */
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static void PR_CALLBACK AbortJoin(void *arg)
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{
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} /* AbortJoin */
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static void setup_listen_socket(PRFileDesc **listner, PRNetAddr *netaddr)
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{
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PRStatus rv;
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PRInt16 port = DEFAULT_TCP_PORT;
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*listner = PR_NewTCPSocket();
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PR_ASSERT(*listner != NULL);
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memset(netaddr, 0, sizeof(*netaddr));
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(*netaddr).inet.ip = PR_htonl(PR_INADDR_ANY);
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(*netaddr).inet.family = PR_AF_INET;
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do
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{
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(*netaddr).inet.port = PR_htons(port);
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rv = PR_Bind(*listner, netaddr);
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port += 1;
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PR_ASSERT(port < (DEFAULT_TCP_PORT + 10));
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} while (PR_FAILURE == rv);
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rv = PR_Listen(*listner, 5);
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if (PR_GetSockName(*listner, netaddr) < 0) {
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if (debug_mode) printf("intrupt: ERROR - PR_GetSockName failed\n");
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passed = PR_FALSE;
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return;
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}
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}
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static void PR_CALLBACK IntrBlock(void *arg)
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{
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PRStatus rv;
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PRNetAddr netaddr;
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PRFileDesc *listner;
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/* some other thread (main) is doing the interrupt */
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/* block the interrupt */
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PR_BlockInterrupt();
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PR_Lock(ml);
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rv = PR_WaitCondVar(cv, PR_SecondsToInterval(4));
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PR_Unlock(ml);
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if (debug_mode)
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{
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printf("Expected success on wait CV and ");
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if (PR_FAILURE == rv)
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{
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printf(
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"%s\n", (PR_PENDING_INTERRUPT_ERROR == PR_GetError()) ?
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"got interrupted" : "got a random failure");
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} else
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printf("got it\n");
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}
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passed = ((PR_TRUE == passed) && (PR_SUCCESS == rv)) ? PR_TRUE : PR_FALSE;
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setup_listen_socket(&listner, &netaddr);
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PR_UnblockInterrupt();
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if (PR_Accept(listner, &netaddr, PR_INTERVAL_NO_TIMEOUT) == NULL)
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{
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PRInt32 error = PR_GetError();
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if (debug_mode) printf("Expected interrupt on PR_Accept() and ");
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if (PR_PENDING_INTERRUPT_ERROR == error)
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{
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if (debug_mode) printf("got it\n");
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}
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else
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{
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if (debug_mode) printf("failed\n");
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passed = PR_FALSE;
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}
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}
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else
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{
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if (debug_mode) printf("Failed to interrupt PR_Accept()\n");
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passed = PR_FALSE;
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}
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(void)PR_Close(listner); listner = NULL;
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} /* TestIntrBlock */
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void PR_CALLBACK Intrupt(void *arg)
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{
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PRStatus rv;
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PRNetAddr netaddr;
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PRFileDesc *listner;
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PRThread *abortCV, *abortIO, *abortJoin, *intrBlock;
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ml = PR_NewLock();
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cv = PR_NewCondVar(ml);
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#ifdef XP_MAC
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SetupMacPrintfLog("intrupt.log");
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debug_mode = PR_TRUE;
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#endif
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/* Part I */
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if (debug_mode) printf("Part I\n");
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abortCV = PR_CreateThread(
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PR_USER_THREAD, AbortCV, 0, PR_PRIORITY_NORMAL,
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thread_scope, PR_JOINABLE_THREAD, 0);
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PR_Sleep(PR_SecondsToInterval(2));
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rv = PR_Interrupt(abortCV);
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PR_ASSERT(PR_SUCCESS == rv);
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rv = PR_JoinThread(abortCV);
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PR_ASSERT(PR_SUCCESS == rv);
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/* Part II */
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if (debug_mode) printf("Part II\n");
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abortJoin = PR_CreateThread(
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PR_USER_THREAD, AbortJoin, 0, PR_PRIORITY_NORMAL,
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thread_scope, PR_JOINABLE_THREAD, 0);
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PR_Sleep(PR_SecondsToInterval(2));
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if (debug_mode) printf("Expecting to interrupt an exited thread ");
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rv = PR_Interrupt(abortJoin);
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PR_ASSERT(PR_SUCCESS == rv);
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rv = PR_JoinThread(abortJoin);
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PR_ASSERT(PR_SUCCESS == rv);
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if (debug_mode) printf("and succeeded\n");
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/* Part III */
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if (debug_mode) printf("Part III\n");
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setup_listen_socket(&listner, &netaddr);
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abortIO = PR_CreateThread(
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PR_USER_THREAD, AbortIO, PR_CurrentThread(), PR_PRIORITY_NORMAL,
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thread_scope, PR_JOINABLE_THREAD, 0);
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if (PR_Accept(listner, &netaddr, PR_INTERVAL_NO_TIMEOUT) == NULL)
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{
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PRInt32 error = PR_GetError();
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if (debug_mode) printf("Expected interrupt on PR_Accept() and ");
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if (PR_PENDING_INTERRUPT_ERROR == error)
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{
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if (debug_mode) printf("got it\n");
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}
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else
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{
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if (debug_mode) printf("failed\n");
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passed = PR_FALSE;
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}
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}
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else
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{
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if (debug_mode) printf("Failed to interrupt PR_Accept()\n");
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passed = PR_FALSE;
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}
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(void)PR_Close(listner); listner = NULL;
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rv = PR_JoinThread(abortIO);
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PR_ASSERT(PR_SUCCESS == rv);
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/* Part VI */
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if (debug_mode) printf("Part VI\n");
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intrBlock = PR_CreateThread(
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PR_USER_THREAD, IntrBlock, 0, PR_PRIORITY_NORMAL,
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thread_scope, PR_JOINABLE_THREAD, 0);
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PR_Sleep(PR_SecondsToInterval(2));
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rv = PR_Interrupt(intrBlock);
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PR_ASSERT(PR_SUCCESS == rv);
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rv = PR_JoinThread(intrBlock);
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PR_ASSERT(PR_SUCCESS == rv);
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PR_DestroyCondVar(cv);
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PR_DestroyLock(ml);
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} /* Intrupt */
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PRIntn main(PRIntn argc, char **argv)
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{
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PRThread *intrupt;
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PLOptStatus os;
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PLOptState *opt = PL_CreateOptState(argc, argv, "dG");
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while (PL_OPT_EOL != (os = PL_GetNextOpt(opt)))
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{
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if (PL_OPT_BAD == os) continue;
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switch (opt->option)
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{
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case 'd': /* debug mode */
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debug_mode = PR_TRUE;
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break;
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case 'G': /* use global threads */
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thread_scope = PR_GLOBAL_THREAD;
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break;
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}
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}
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PL_DestroyOptState(opt);
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PR_STDIO_INIT();
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intrupt = PR_CreateThread(
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PR_USER_THREAD, Intrupt, NULL, PR_PRIORITY_NORMAL,
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thread_scope, PR_JOINABLE_THREAD, 0);
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if (intrupt == NULL) {
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fprintf(stderr, "cannot create thread\n");
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passed = PR_FALSE;
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} else {
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PRStatus rv;
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rv = PR_JoinThread(intrupt);
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PR_ASSERT(rv == PR_SUCCESS);
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}
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printf("%s\n", ((passed) ? "PASSED" : "FAILED"));
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return ((passed) ? 0 : 1);
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} /* main */
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/* intrupt.c */
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