/* * File: cancel9.c * * * -------------------------------------------------------------------------- * *      Pthreads-win32 - POSIX Threads Library for Win32 *      Copyright(C) 1998 John E. Bossom *      Copyright(C) 1999,2005 Pthreads-win32 contributors *  *      Contact Email: rpj@callisto.canberra.edu.au *  *      The current list of contributors is contained *      in the file CONTRIBUTORS included with the source *      code distribution. The list can also be seen at the *      following World Wide Web location: *      http://sources.redhat.com/pthreads-win32/contributors.html *  *      This library is free software; you can redistribute it and/or *      modify it under the terms of the GNU Lesser General Public *      License as published by the Free Software Foundation; either *      version 2 of the License, or (at your option) any later version. *  *      This library is distributed in the hope that it will be useful, *      but WITHOUT ANY WARRANTY; without even the implied warranty of *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU *      Lesser General Public License for more details. *  *      You should have received a copy of the GNU Lesser General Public *      License along with this library in the file COPYING.LIB; *      if not, write to the Free Software Foundation, Inc., *      59 Temple Place - Suite 330, Boston, MA 02111-1307, USA * * -------------------------------------------------------------------------- * * Test Synopsis: Test true asynchronous cancelation with Alert driver. * * Test Method (Validation or Falsification): * -  * * Requirements Tested: * - Cancel threads, including those blocked on system recources *   such as network I/O. * * Features Tested: * -  * * Cases Tested: * -  * * Description: * -  * * Environment: * -  * * Input: * - None. * * Output: * - File name, Line number, and failed expression on failure. * - No output on success. * * Assumptions: * - have working pthread_create, pthread_self, pthread_mutex_lock/unlock *   pthread_testcancel, pthread_cancel, pthread_join * * Pass Criteria: * - Process returns zero exit status. * * Fail Criteria: * - Process returns non-zero exit status. */#include "test.h"#include <windows.h>void *test_udp (void *arg){  struct sockaddr_in serverAddress;  struct sockaddr_in clientAddress;  SOCKET UDPSocket;  int addr_len;  int nbyte, bytes;  char buffer[4096];  WORD wsaVersion = MAKEWORD (2, 2);  WSADATA wsaData;  pthread_setcancelstate (PTHREAD_CANCEL_ENABLE, NULL);  pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, NULL);  if (WSAStartup (wsaVersion, &wsaData) != 0)    {      return NULL;    }  UDPSocket = socket (AF_INET, SOCK_DGRAM, 0);  if ((int)UDPSocket == -1)    {      printf ("Server: socket ERROR \n");      exit (-1);    }  serverAddress.sin_family = AF_INET;  serverAddress.sin_addr.s_addr = INADDR_ANY;  serverAddress.sin_port = htons (9003);  if (bind      (UDPSocket, (struct sockaddr *) &serverAddress,       sizeof (struct sockaddr_in)))    {      printf ("Server: ERROR can't bind UDPSocket");      exit (-1);    }  addr_len = sizeof (struct sockaddr);  nbyte = 512;  bytes =    recvfrom (UDPSocket, (char *) buffer, nbyte, 0,	      (struct sockaddr *) &clientAddress, &addr_len);  closesocket (UDPSocket);  WSACleanup ();  return NULL;}void *test_sleep (void *arg){  pthread_setcancelstate (PTHREAD_CANCEL_ENABLE, NULL);  pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, NULL);  Sleep (1000);  return NULL;}void *test_wait (void *arg){  HANDLE hEvent;  DWORD dwEvent;  pthread_setcancelstate (PTHREAD_CANCEL_ENABLE, NULL);  pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, NULL);  hEvent = CreateEvent (NULL, FALSE, FALSE, NULL);  dwEvent = WaitForSingleObject (hEvent, 1000);	/* WAIT_IO_COMPLETION */  return NULL;}intmain (){  pthread_t t;  void *result;  if (pthread_win32_test_features_np (PTW32_ALERTABLE_ASYNC_CANCEL))    {      printf ("Cancel sleeping thread.\n");      assert (pthread_create (&t, NULL, test_sleep, NULL) == 0);      /* Sleep for a while; then cancel */      Sleep (100);      assert (pthread_cancel (t) == 0);      assert (pthread_join (t, &result) == 0);      assert (result == PTHREAD_CANCELED && "test_sleep" != NULL);      printf ("Cancel waiting thread.\n");      assert (pthread_create (&t, NULL, test_wait, NULL) == 0);      /* Sleep for a while; then cancel. */      Sleep (100);      assert (pthread_cancel (t) == 0);      assert (pthread_join (t, &result) == 0);      assert (result == PTHREAD_CANCELED && "test_wait");      printf ("Cancel blocked thread (blocked on network I/O).\n");      assert (pthread_create (&t, NULL, test_udp, NULL) == 0);      /* Sleep for a while; then cancel. */      Sleep (100);      assert (pthread_cancel (t) == 0);      assert (pthread_join (t, &result) == 0);      assert (result == PTHREAD_CANCELED && "test_udp" != NULL);    }  else    {      printf ("Alertable async cancel not available.\n");    }  /*   * Success.   */  return 0;}