int doit(SSL *s_ssl, SSL *c_ssl, long count)
	{
	MS_STATIC char cbuf[1024*8],sbuf[1024*8];
	long cw_num=count,cr_num=count;
	long sw_num=count,sr_num=count;
	int ret=1;
	BIO *c_to_s=NULL;
	BIO *s_to_c=NULL;
	BIO *c_bio=NULL;
	BIO *s_bio=NULL;
	int c_r,c_w,s_r,s_w;
	int i,j;
	int done=0;
	int c_write,s_write;
	int do_server=0,do_client=0;

	memset(cbuf,0,sizeof(cbuf));
	memset(sbuf,0,sizeof(sbuf));

	c_to_s=BIO_new(BIO_s_mem());
	s_to_c=BIO_new(BIO_s_mem());
	if ((s_to_c == NULL) || (c_to_s == NULL))
		{
		ERR_print_errors(bio_err);
		goto err;
		}

	c_bio=BIO_new(BIO_f_ssl());
	s_bio=BIO_new(BIO_f_ssl());
	if ((c_bio == NULL) || (s_bio == NULL))
		{
		ERR_print_errors(bio_err);
		goto err;
		}

	SSL_set_connect_state(c_ssl);
	SSL_set_bio(c_ssl,s_to_c,c_to_s);
	BIO_set_ssl(c_bio,c_ssl,BIO_NOCLOSE);

	SSL_set_accept_state(s_ssl);
	SSL_set_bio(s_ssl,c_to_s,s_to_c);
	BIO_set_ssl(s_bio,s_ssl,BIO_NOCLOSE);

	c_r=0; s_r=1;
	c_w=1; s_w=0;
	c_write=1,s_write=0;

	/* We can always do writes */
	for (;;)
		{
		do_server=0;
		do_client=0;

		i=(int)BIO_pending(s_bio);
		if ((i && s_r) || s_w) do_server=1;

		i=(int)BIO_pending(c_bio);
		if ((i && c_r) || c_w) do_client=1;

		if (do_server && debug)
			{
			if (SSL_in_init(s_ssl))
				printf("server waiting in SSL_accept - %s\n",
					SSL_state_string_long(s_ssl));
/*			else if (s_write)
				printf("server:SSL_write()\n");
			else
				printf("server:SSL_read()\n"); */
			}

		if (do_client && debug)
			{
			if (SSL_in_init(c_ssl))
				printf("client waiting in SSL_connect - %s\n",
					SSL_state_string_long(c_ssl));
/*			else if (c_write)
				printf("client:SSL_write()\n");
			else
				printf("client:SSL_read()\n"); */
			}

		if (!do_client && !do_server)
			{
			fprintf(stdout,"ERROR IN STARTUP\n");
			ERR_print_errors(bio_err);
			break;
			}
		if (do_client && !(done & C_DONE))
			{
			if (c_write)
				{
				j = (cw_num > (long)sizeof(cbuf)) ?
					(int)sizeof(cbuf) : (int)cw_num;
				i=BIO_write(c_bio,cbuf,j);
				if (i < 0)
					{
					c_r=0;
					c_w=0;
					if (BIO_should_retry(c_bio))
						{
						if (BIO_should_read(c_bio))
							c_r=1;
						if (BIO_should_write(c_bio))
							c_w=1;
						}
					else
						{
						fprintf(stderr,"ERROR in CLIENT\n");
						ERR_print_errors(bio_err);
						goto err;
						}
					}
				else if (i == 0)
					{
					fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
					goto err;
					}
				else
					{
					if (debug)
						printf("client wrote %d\n",i);
					/* ok */
					s_r=1;
					c_write=0;
					cw_num-=i;
					}
				}
			else
				{
				i=BIO_read(c_bio,cbuf,sizeof(cbuf));
				if (i < 0)
					{
					c_r=0;
					c_w=0;
					if (BIO_should_retry(c_bio))
						{
						if (BIO_should_read(c_bio))
							c_r=1;
						if (BIO_should_write(c_bio))
							c_w=1;
						}
					else
						{
						fprintf(stderr,"ERROR in CLIENT\n");
						ERR_print_errors(bio_err);
						goto err;
						}
					}
				else if (i == 0)
					{
					fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
					goto err;
					}
				else
					{
					if (debug)
						printf("client read %d\n",i);
					cr_num-=i;
					if (sw_num > 0)
						{
						s_write=1;
						s_w=1;
						}
					if (cr_num <= 0)
						{
						s_write=1;
						s_w=1;
						done=S_DONE|C_DONE;
						}
					}
				}
			}

		if (do_server && !(done & S_DONE))
			{
			if (!s_write)
				{
				i=BIO_read(s_bio,sbuf,sizeof(cbuf));
				if (i < 0)
					{
					s_r=0;
					s_w=0;
					if (BIO_should_retry(s_bio))
						{
						if (BIO_should_read(s_bio))
							s_r=1;
						if (BIO_should_write(s_bio))
							s_w=1;
						}
					else
						{
						fprintf(stderr,"ERROR in SERVER\n");
						ERR_print_errors(bio_err);
						goto err;
						}
					}
				else if (i == 0)
					{
					ERR_print_errors(bio_err);
					fprintf(stderr,"SSL SERVER STARTUP FAILED in SSL_read\n");
					goto err;
					}
				else
					{
					if (debug)
						printf("server read %d\n",i);
					sr_num-=i;
					if (cw_num > 0)
						{
						c_write=1;
						c_w=1;
						}
					if (sr_num <= 0)
						{
						s_write=1;
						s_w=1;
						c_write=0;
						}
					}
				}
			else
				{
				j = (sw_num > (long)sizeof(sbuf)) ?
					(int)sizeof(sbuf) : (int)sw_num;
				i=BIO_write(s_bio,sbuf,j);
				if (i < 0)
					{
					s_r=0;
					s_w=0;
					if (BIO_should_retry(s_bio))
						{
						if (BIO_should_read(s_bio))
							s_r=1;
						if (BIO_should_write(s_bio))
							s_w=1;
						}
					else
						{
						fprintf(stderr,"ERROR in SERVER\n");
						ERR_print_errors(bio_err);
						goto err;
						}
					}
				else if (i == 0)
					{
					ERR_print_errors(bio_err);
					fprintf(stderr,"SSL SERVER STARTUP FAILED in SSL_write\n");
					goto err;
					}
				else
					{
					if (debug)
						printf("server wrote %d\n",i);
					sw_num-=i;
					s_write=0;
					c_r=1;
					if (sw_num <= 0)
						done|=S_DONE;
					}
				}
			}

		if ((done & S_DONE) && (done & C_DONE)) break;
		}

	if (verbose)
		print_details(c_ssl, "DONE: ");
#ifndef OPENSSL_NO_NPN
	if (verify_npn(c_ssl, s_ssl) < 0)
		{
		ret = 1;
		goto err;
		}
#endif
	ret=0;
err:
	/* We have to set the BIO's to NULL otherwise they will be
	 * OPENSSL_free()ed twice.  Once when th s_ssl is SSL_free()ed and
	 * again when c_ssl is SSL_free()ed.
	 * This is a hack required because s_ssl and c_ssl are sharing the same
	 * BIO structure and SSL_set_bio() and SSL_free() automatically
	 * BIO_free non NULL entries.
	 * You should not normally do this or be required to do this */
	if (s_ssl != NULL)
		{
		s_ssl->rbio=NULL;
		s_ssl->wbio=NULL;
		}
	if (c_ssl != NULL)
		{
		c_ssl->rbio=NULL;
		c_ssl->wbio=NULL;
		}

	if (c_to_s != NULL) BIO_free(c_to_s);
	if (s_to_c != NULL) BIO_free(s_to_c);
	if (c_bio != NULL) BIO_free_all(c_bio);
	if (s_bio != NULL) BIO_free_all(s_bio);
	return(ret);
	}
int doit(SSL *s_ssl, SSL *c_ssl, long count)
	{
	MS_STATIC char cbuf[1024*8],sbuf[1024*8];
	long cw_num=count,cr_num=count;
	long sw_num=count,sr_num=count;
	int ret=1;
	BIO *c_to_s=NULL;
	BIO *s_to_c=NULL;
	BIO *c_bio=NULL;
	BIO *s_bio=NULL;
	int c_r,c_w,s_r,s_w;
	int i,j;
	int done=0;
	int c_write,s_write;
	int do_server=0,do_client=0;

	memset(cbuf,0,sizeof(cbuf));
	memset(sbuf,0,sizeof(sbuf));

	c_to_s=BIO_new(BIO_s_mem());
	s_to_c=BIO_new(BIO_s_mem());
	if ((s_to_c == NULL) || (c_to_s == NULL))
		{
		ERR_print_errors(bio_err);
		goto err;
		}

	c_bio=BIO_new(BIO_f_ssl());
	s_bio=BIO_new(BIO_f_ssl());
	if ((c_bio == NULL) || (s_bio == NULL))
		{
		ERR_print_errors(bio_err);
		goto err;
		}

	SSL_set_connect_state(c_ssl);
	SSL_set_bio(c_ssl,s_to_c,c_to_s);
	BIO_set_ssl(c_bio,c_ssl,BIO_NOCLOSE);

	SSL_set_accept_state(s_ssl);
	SSL_set_bio(s_ssl,c_to_s,s_to_c);
	BIO_set_ssl(s_bio,s_ssl,BIO_NOCLOSE);

	c_r=0; s_r=1;
	c_w=1; s_w=0;
	c_write=1,s_write=0;

	 
	for (;;)
		{
		do_server=0;
		do_client=0;

		i=(int)BIO_pending(s_bio);
		if ((i && s_r) || s_w) do_server=1;

		i=(int)BIO_pending(c_bio);
		if ((i && c_r) || c_w) do_client=1;

		if (do_server && debug)
			{
			if (SSL_in_init(s_ssl))
				printf("server waiting in SSL_accept - %s\n",
					SSL_state_string_long(s_ssl));
 
			}

		if (do_client && debug)
			{
			if (SSL_in_init(c_ssl))
				printf("client waiting in SSL_connect - %s\n",
					SSL_state_string_long(c_ssl));
 
			}

		if (!do_client && !do_server)
			{
			fprintf(stdout,"ERROR IN STARTUP\n");
			ERR_print_errors(bio_err);
			break;
			}
		if (do_client && !(done & C_DONE))
			{
			if (c_write)
				{
				j = (cw_num > (long)sizeof(cbuf)) ?
					(int)sizeof(cbuf) : (int)cw_num;
				i=BIO_write(c_bio,cbuf,j);
				if (i < 0)
					{
					c_r=0;
					c_w=0;
					if (BIO_should_retry(c_bio))
						{
						if (BIO_should_read(c_bio))
							c_r=1;
						if (BIO_should_write(c_bio))
							c_w=1;
						}
					else
						{
						fprintf(stderr,"ERROR in CLIENT\n");
						ERR_print_errors(bio_err);
						goto err;
						}
					}
				else if (i == 0)
					{
					fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
					goto err;
					}
				else
					{
					if (debug)
						printf("client wrote %d\n",i);
					 
					s_r=1;
					c_write=0;
					cw_num-=i;
					}
				}
			else
				{
				i=BIO_read(c_bio,cbuf,sizeof(cbuf));
				if (i < 0)
					{
					c_r=0;
					c_w=0;
					if (BIO_should_retry(c_bio))
						{
						if (BIO_should_read(c_bio))
							c_r=1;
						if (BIO_should_write(c_bio))
							c_w=1;
						}
					else
						{
						fprintf(stderr,"ERROR in CLIENT\n");
						ERR_print_errors(bio_err);
						goto err;
						}
					}
				else if (i == 0)
					{
					fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
					goto err;
					}
				else
					{
					if (debug)
						printf("client read %d\n",i);
					cr_num-=i;
					if (sw_num > 0)
						{
						s_write=1;
						s_w=1;
						}
					if (cr_num <= 0)
						{
						s_write=1;
						s_w=1;
						done=S_DONE|C_DONE;
						}
					}
				}
			}

		if (do_server && !(done & S_DONE))
			{
			if (!s_write)
				{
				i=BIO_read(s_bio,sbuf,sizeof(cbuf));
				if (i < 0)
					{
					s_r=0;
					s_w=0;
					if (BIO_should_retry(s_bio))
						{
						if (BIO_should_read(s_bio))
							s_r=1;
						if (BIO_should_write(s_bio))
							s_w=1;
						}
					else
						{
						fprintf(stderr,"ERROR in SERVER\n");
						ERR_print_errors(bio_err);
						goto err;
						}
					}
				else if (i == 0)
					{
					ERR_print_errors(bio_err);
					fprintf(stderr,"SSL SERVER STARTUP FAILED in SSL_read\n");
					goto err;
					}
				else
					{
					if (debug)
						printf("server read %d\n",i);
					sr_num-=i;
					if (cw_num > 0)
						{
						c_write=1;
						c_w=1;
						}
					if (sr_num <= 0)
						{
						s_write=1;
						s_w=1;
						c_write=0;
						}
					}
				}
			else
				{
				j = (sw_num > (long)sizeof(sbuf)) ?
					(int)sizeof(sbuf) : (int)sw_num;
				i=BIO_write(s_bio,sbuf,j);
				if (i < 0)
					{
					s_r=0;
					s_w=0;
					if (BIO_should_retry(s_bio))
						{
						if (BIO_should_read(s_bio))
							s_r=1;
						if (BIO_should_write(s_bio))
							s_w=1;
						}
					else
						{
						fprintf(stderr,"ERROR in SERVER\n");
						ERR_print_errors(bio_err);
						goto err;
						}
					}
				else if (i == 0)
					{
					ERR_print_errors(bio_err);
					fprintf(stderr,"SSL SERVER STARTUP FAILED in SSL_write\n");
					goto err;
					}
				else
					{
					if (debug)
						printf("server wrote %d\n",i);
					sw_num-=i;
					s_write=0;
					c_r=1;
					if (sw_num <= 0)
						done|=S_DONE;
					}
				}
			}

		if ((done & S_DONE) && (done & C_DONE)) break;
		}

	if (verbose)
		print_details(c_ssl, "DONE: ");
#ifndef OPENSSL_NO_NPN
	if (verify_npn(c_ssl, s_ssl) < 0)
		{
		ret = 1;
		goto err;
		}
#endif
	ret=0;
err:
	 
	if (s_ssl != NULL)
		{
		s_ssl->rbio=NULL;
		s_ssl->wbio=NULL;
		}
	if (c_ssl != NULL)
		{
		c_ssl->rbio=NULL;
		c_ssl->wbio=NULL;
		}

	if (c_to_s != NULL) BIO_free(c_to_s);
	if (s_to_c != NULL) BIO_free(s_to_c);
	if (c_bio != NULL) BIO_free_all(c_bio);
	if (s_bio != NULL) BIO_free_all(s_bio);
	return(ret);
	}