vipl_win_thread.c

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/********************************************************
 * Myricom VI-GM  networking software and documentation *
 * Copyright (c) 2001 by Myricom, Inc.                  *
 * All rights reserved.                                 *
 * See the file `COPYING' for copyright notice.         *
 ********************************************************/

#include <process.h>
#include <windows.h>
#include <winsock.h>
#include "vipl_win_thread.h"

void vipl_win_init (void);

typedef struct thread_t
{
  void *(*start_routine)(void*);
  void *arg;
} thread_t;


unsigned __stdcall
vipl_win_thread_create_helper (void* p)
{
  thread_t* t;

  t = (thread_t*) p;
  t->start_routine (t->arg);
  return 0;
}

int
vipl_win_thread_create (vipl_win_thread_t *thread, 
                        void *(*start_routine)(void *),
                        void *arg)
{
  unsigned thrdaddr;
  
  vipl_win_init ();

  thread->ti = (struct threadinfo_t*) malloc (sizeof (*thread->ti));
  thread->ti->start_routine = start_routine;
  thread->ti->arg = arg;
  thread->thread = (HANDLE) _beginthreadex (NULL, 0, 
                                            vipl_win_thread_create_helper,
                                            thread->ti, 0, &thrdaddr);
  return 0;
}

int
vipl_win_thread_join (vipl_win_thread_t t, void **thread_return)
{
  WaitForSingleObject (t.thread, INFINITE);
  free (t.ti);
  return 0;
}

void
vipl_win_thread_exit (void *retval)
{
  _endthreadex (0);
}

VIP_ENTRY_POINT unsigned long
vipl_win_thread_self (void)
{
  return (unsigned long) GetCurrentThreadId ();
}