apps/s_time.c - third_party/openssl - Git at Google

 /*
  * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
  * in the file LICENSE in the source distribution or at
  * https://www.openssl.org/source/license.html
  */

 #define NO_SHUTDOWN

 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>

 #include <openssl/opensslconf.h>

 #ifndef OPENSSL_NO_SOCK

 #define USE_SOCKETS
 #include "apps.h"
 #include <openssl/x509.h>
 #include <openssl/ssl.h>
 #include <openssl/pem.h>
 #include "s_apps.h"
 #include <openssl/err.h>
 #if !defined(OPENSSL_SYS_MSDOS)
 # include OPENSSL_UNISTD
 #endif

 #undef ioctl
 #define ioctl ioctlsocket

 #define SSL_CONNECT_NAME        "localhost:4433"

 /* no default cert. */
 /*
  * #define TEST_CERT "client.pem"
  */

 #undef min
 #undef max
 #define min(a,b) (((a) < (b)) ? (a) : (b))
 #define max(a,b) (((a) > (b)) ? (a) : (b))

 #undef SECONDS
 #define SECONDS 30
 #define SECONDSSTR "30"

 static SSL *doConnection(SSL *scon, const char *host, SSL_CTX *ctx);

 static const char fmt_http_get_cmd[] = "GET %s HTTP/1.0\r\n\r\n";

 typedef enum OPTION_choice {
     OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
     OPT_CONNECT, OPT_CIPHER, OPT_CERT, OPT_NAMEOPT, OPT_KEY, OPT_CAPATH,
     OPT_CAFILE, OPT_NOCAPATH, OPT_NOCAFILE, OPT_NEW, OPT_REUSE, OPT_BUGS,
     OPT_VERIFY, OPT_TIME, OPT_SSL3,
     OPT_WWW
 } OPTION_CHOICE;

 const OPTIONS s_time_options[] = {
     {"help", OPT_HELP, '-', "Display this summary"},
     {"connect", OPT_CONNECT, 's',
      "Where to connect as post:port (default is " SSL_CONNECT_NAME ")"},
     {"cipher", OPT_CIPHER, 's', "Cipher to use, see 'openssl ciphers'"},
     {"cert", OPT_CERT, '<', "Cert file to use, PEM format assumed"},
     {"nameopt", OPT_NAMEOPT, 's', "Various certificate name options"},
     {"key", OPT_KEY, '<', "File with key, PEM; default is -cert file"},
     {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
     {"cafile", OPT_CAFILE, '<', "PEM format file of CA's"},
     {"no-CAfile", OPT_NOCAFILE, '-',
      "Do not load the default certificates file"},
     {"no-CApath", OPT_NOCAPATH, '-',
      "Do not load certificates from the default certificates directory"},
     {"new", OPT_NEW, '-', "Just time new connections"},
     {"reuse", OPT_REUSE, '-', "Just time connection reuse"},
     {"bugs", OPT_BUGS, '-', "Turn on SSL bug compatibility"},
     {"verify", OPT_VERIFY, 'p',
      "Turn on peer certificate verification, set depth"},
     {"time", OPT_TIME, 'p', "Seconds to collect data, default " SECONDSSTR},
     {"www", OPT_WWW, 's', "Fetch specified page from the site"},
 #ifndef OPENSSL_NO_SSL3
     {"ssl3", OPT_SSL3, '-', "Just use SSLv3"},
 #endif
     {NULL}
 };

 #define START   0
 #define STOP    1

 static double tm_Time_F(int s)
 {
     return app_tminterval(s, 1);
 }

 int s_time_main(int argc, char **argv)
 {
     char buf[1024 * 8];
     SSL *scon = NULL;
     SSL_CTX *ctx = NULL;
     const SSL_METHOD *meth = NULL;
     char *CApath = NULL, *CAfile = NULL, *cipher = NULL, *www_path = NULL;
     char *host = SSL_CONNECT_NAME, *certfile = NULL, *keyfile = NULL, *prog;
     double totalTime = 0.0;
     int noCApath = 0, noCAfile = 0;
     int maxtime = SECONDS, nConn = 0, perform = 3, ret = 1, i, st_bugs = 0;
     long bytes_read = 0, finishtime = 0;
     OPTION_CHOICE o;
     int max_version = 0, ver, buf_len;
     size_t buf_size;

     meth = TLS_client_method();

     prog = opt_init(argc, argv, s_time_options);
     while ((o = opt_next()) != OPT_EOF) {
         switch (o) {
         case OPT_EOF:
         case OPT_ERR:
  opthelp:
             BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
             goto end;
         case OPT_HELP:
             opt_help(s_time_options);
             ret = 0;
             goto end;
         case OPT_CONNECT:
             host = opt_arg();
             break;
         case OPT_REUSE:
             perform = 2;
             break;
         case OPT_NEW:
             perform = 1;
             break;
         case OPT_VERIFY:
             if (!opt_int(opt_arg(), &verify_args.depth))
                 goto opthelp;
             BIO_printf(bio_err, "%s: verify depth is %d\n",
                        prog, verify_args.depth);
             break;
         case OPT_CERT:
             certfile = opt_arg();
             break;
         case OPT_NAMEOPT:
             if (!set_nameopt(opt_arg()))
                 goto end;
             break;
         case OPT_KEY:
             keyfile = opt_arg();
             break;
         case OPT_CAPATH:
             CApath = opt_arg();
             break;
         case OPT_CAFILE:
             CAfile = opt_arg();
             break;
         case OPT_NOCAPATH:
             noCApath = 1;
             break;
         case OPT_NOCAFILE:
             noCAfile = 1;
             break;
         case OPT_CIPHER:
             cipher = opt_arg();
             break;
         case OPT_BUGS:
             st_bugs = 1;
             break;
         case OPT_TIME:
             if (!opt_int(opt_arg(), &maxtime))
                 goto opthelp;
             break;
         case OPT_WWW:
             www_path = opt_arg();
             buf_size = strlen(www_path) + sizeof(fmt_http_get_cmd) - 2;  /* 2 is for %s */
             if (buf_size > sizeof(buf)) {
                 BIO_printf(bio_err, "%s: -www option is too long\n", prog);
                 goto end;
             }
             break;
         case OPT_SSL3:
             max_version = SSL3_VERSION;
             break;
         }
     }
     argc = opt_num_rest();
     if (argc != 0)
         goto opthelp;

     if (cipher == NULL)
         cipher = getenv("SSL_CIPHER");
     if (cipher == NULL) {
         BIO_printf(bio_err, "No CIPHER specified\n");
         goto end;
     }

     if ((ctx = SSL_CTX_new(meth)) == NULL)
         goto end;

     SSL_CTX_set_quiet_shutdown(ctx, 1);
     if (SSL_CTX_set_max_proto_version(ctx, max_version) == 0)
         goto end;

     if (st_bugs)
         SSL_CTX_set_options(ctx, SSL_OP_ALL);
     if (!SSL_CTX_set_cipher_list(ctx, cipher))
         goto end;
     if (!set_cert_stuff(ctx, certfile, keyfile))
         goto end;

     if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) {
         ERR_print_errors(bio_err);
         goto end;
     }
     if (!(perform & 1))
         goto next;
     printf("Collecting connection statistics for %d seconds\n", maxtime);

     /* Loop and time how long it takes to make connections */

     bytes_read = 0;
     finishtime = (long)time(NULL) + maxtime;
     tm_Time_F(START);
     for (;;) {
         if (finishtime < (long)time(NULL))
             break;

         if ((scon = doConnection(NULL, host, ctx)) == NULL)
             goto end;

         if (www_path != NULL) {
             buf_len = BIO_snprintf(buf, sizeof buf,
                                    fmt_http_get_cmd, www_path);
             if (SSL_write(scon, buf, buf_len) <= 0)
                 goto end;
             while ((i = SSL_read(scon, buf, sizeof(buf))) > 0)
                 bytes_read += i;
         }
 #ifdef NO_SHUTDOWN
         SSL_set_shutdown(scon, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
 #else
         SSL_shutdown(scon);
 #endif
         BIO_closesocket(SSL_get_fd(scon));

         nConn += 1;
         if (SSL_session_reused(scon))
             ver = 'r';
         else {
             ver = SSL_version(scon);
             if (ver == TLS1_VERSION)
                 ver = 't';
             else if (ver == SSL3_VERSION)
                 ver = '3';
             else
                 ver = '*';
         }
         fputc(ver, stdout);
         fflush(stdout);

         SSL_free(scon);
         scon = NULL;
     }
     totalTime += tm_Time_F(STOP); /* Add the time for this iteration */

     i = (int)((long)time(NULL) - finishtime + maxtime);
     printf
         ("\n\n%d connections in %.2fs; %.2f connections/user sec, bytes read %ld\n",
          nConn, totalTime, ((double)nConn / totalTime), bytes_read);
     printf
         ("%d connections in %ld real seconds, %ld bytes read per connection\n",
          nConn, (long)time(NULL) - finishtime + maxtime, bytes_read / nConn);

     /*
      * Now loop and time connections using the same session id over and over
      */

  next:
     if (!(perform & 2))
         goto end;
     printf("\n\nNow timing with session id reuse.\n");

     /* Get an SSL object so we can reuse the session id */
     if ((scon = doConnection(NULL, host, ctx)) == NULL) {
         BIO_printf(bio_err, "Unable to get connection\n");
         goto end;
     }

     if (www_path != NULL) {
         buf_len = BIO_snprintf(buf, sizeof buf,
                                fmt_http_get_cmd, www_path);
         if (SSL_write(scon, buf, buf_len) <= 0)
             goto end;
         while (SSL_read(scon, buf, sizeof(buf)) > 0)
             continue;
     }
 #ifdef NO_SHUTDOWN
     SSL_set_shutdown(scon, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
 #else
     SSL_shutdown(scon);
 #endif
     BIO_closesocket(SSL_get_fd(scon));

     nConn = 0;
     totalTime = 0.0;

     finishtime = (long)time(NULL) + maxtime;

     printf("starting\n");
     bytes_read = 0;
     tm_Time_F(START);

     for (;;) {
         if (finishtime < (long)time(NULL))
             break;

         if ((doConnection(scon, host, ctx)) == NULL)
             goto end;

         if (www_path) {
             BIO_snprintf(buf, sizeof buf, "GET %s HTTP/1.0\r\n\r\n",
                          www_path);
             if (SSL_write(scon, buf, strlen(buf)) <= 0)
                 goto end;
             while ((i = SSL_read(scon, buf, sizeof(buf))) > 0)
                 bytes_read += i;
         }
 #ifdef NO_SHUTDOWN
         SSL_set_shutdown(scon, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
 #else
         SSL_shutdown(scon);
 #endif
         BIO_closesocket(SSL_get_fd(scon));

         nConn += 1;
         if (SSL_session_reused(scon))
             ver = 'r';
         else {
             ver = SSL_version(scon);
             if (ver == TLS1_VERSION)
                 ver = 't';
             else if (ver == SSL3_VERSION)
                 ver = '3';
             else
                 ver = '*';
         }
         fputc(ver, stdout);
         fflush(stdout);
     }
     totalTime += tm_Time_F(STOP); /* Add the time for this iteration */

     printf
         ("\n\n%d connections in %.2fs; %.2f connections/user sec, bytes read %ld\n",
          nConn, totalTime, ((double)nConn / totalTime), bytes_read);
     printf
         ("%d connections in %ld real seconds, %ld bytes read per connection\n",
          nConn, (long)time(NULL) - finishtime + maxtime, bytes_read / nConn);

     ret = 0;

  end:
     SSL_free(scon);
     SSL_CTX_free(ctx);
     return (ret);
 }

 /*-
  * doConnection - make a connection
  */
 static SSL *doConnection(SSL *scon, const char *host, SSL_CTX *ctx)
 {
     BIO *conn;
     SSL *serverCon;
     int width, i;
     fd_set readfds;

     if ((conn = BIO_new(BIO_s_connect())) == NULL)
         return (NULL);

     BIO_set_conn_hostname(conn, host);

     if (scon == NULL)
         serverCon = SSL_new(ctx);
     else {
         serverCon = scon;
         SSL_set_connect_state(serverCon);
     }

     SSL_set_bio(serverCon, conn, conn);

     /* ok, lets connect */
     for (;;) {
         i = SSL_connect(serverCon);
         if (BIO_sock_should_retry(i)) {
             BIO_printf(bio_err, "DELAY\n");

             i = SSL_get_fd(serverCon);
             width = i + 1;
             FD_ZERO(&readfds);
             openssl_fdset(i, &readfds);
             /*
              * Note: under VMS with SOCKETSHR the 2nd parameter is currently
              * of type (int *) whereas under other systems it is (void *) if
              * you don't have a cast it will choke the compiler: if you do
              * have a cast then you can either go for (int *) or (void *).
              */
             select(width, (void *)&readfds, NULL, NULL, NULL);
             continue;
         }
         break;
     }
     if (i <= 0) {
         BIO_printf(bio_err, "ERROR\n");
         if (verify_args.error != X509_V_OK)
             BIO_printf(bio_err, "verify error:%s\n",
                        X509_verify_cert_error_string(verify_args.error));
         else
             ERR_print_errors(bio_err);
         if (scon == NULL)
             SSL_free(serverCon);
         return NULL;
     }

     return serverCon;
 }
 #endif /* OPENSSL_NO_SOCK */
	/*
	* Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
	*
	* Licensed under the OpenSSL license (the "License"). You may not use
	* this file except in compliance with the License. You can obtain a copy
	* in the file LICENSE in the source distribution or at
	* https://www.openssl.org/source/license.html
	*/

	#define NO_SHUTDOWN

	#include <stdio.h>
	#include <stdlib.h>
	#include <string.h>

	#include <openssl/opensslconf.h>

	#ifndef OPENSSL_NO_SOCK

	#define USE_SOCKETS
	#include "apps.h"
	#include <openssl/x509.h>
	#include <openssl/ssl.h>
	#include <openssl/pem.h>
	#include "s_apps.h"
	#include <openssl/err.h>
	#if !defined(OPENSSL_SYS_MSDOS)
	# include OPENSSL_UNISTD
	#endif

	#undef ioctl
	#define ioctl ioctlsocket

	#define SSL_CONNECT_NAME "localhost:4433"

	/* no default cert. */
	/*
	* #define TEST_CERT "client.pem"
	*/

	#undef min
	#undef max
	#define min(a,b) (((a) < (b)) ? (a) : (b))
	#define max(a,b) (((a) > (b)) ? (a) : (b))

	#undef SECONDS
	#define SECONDS 30
	#define SECONDSSTR "30"

	static SSL doConnection(SSL scon, const char host, SSL_CTX ctx);

	static const char fmt_http_get_cmd[] = "GET %s HTTP/1.0\r\n\r\n";

	typedef enum OPTION_choice {
	OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
	OPT_CONNECT, OPT_CIPHER, OPT_CERT, OPT_NAMEOPT, OPT_KEY, OPT_CAPATH,
	OPT_CAFILE, OPT_NOCAPATH, OPT_NOCAFILE, OPT_NEW, OPT_REUSE, OPT_BUGS,
	OPT_VERIFY, OPT_TIME, OPT_SSL3,
	OPT_WWW
	} OPTION_CHOICE;

	const OPTIONS s_time_options[] = {
	{"help", OPT_HELP, '-', "Display this summary"},
	{"connect", OPT_CONNECT, 's',
	"Where to connect as post:port (default is " SSL_CONNECT_NAME ")"},
	{"cipher", OPT_CIPHER, 's', "Cipher to use, see 'openssl ciphers'"},
	{"cert", OPT_CERT, '<', "Cert file to use, PEM format assumed"},
	{"nameopt", OPT_NAMEOPT, 's', "Various certificate name options"},
	{"key", OPT_KEY, '<', "File with key, PEM; default is -cert file"},
	{"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
	{"cafile", OPT_CAFILE, '<', "PEM format file of CA's"},
	{"no-CAfile", OPT_NOCAFILE, '-',
	"Do not load the default certificates file"},
	{"no-CApath", OPT_NOCAPATH, '-',
	"Do not load certificates from the default certificates directory"},
	{"new", OPT_NEW, '-', "Just time new connections"},
	{"reuse", OPT_REUSE, '-', "Just time connection reuse"},
	{"bugs", OPT_BUGS, '-', "Turn on SSL bug compatibility"},
	{"verify", OPT_VERIFY, 'p',
	"Turn on peer certificate verification, set depth"},
	{"time", OPT_TIME, 'p', "Seconds to collect data, default " SECONDSSTR},
	{"www", OPT_WWW, 's', "Fetch specified page from the site"},
	#ifndef OPENSSL_NO_SSL3
	{"ssl3", OPT_SSL3, '-', "Just use SSLv3"},
	#endif
	{NULL}
	};

	#define START 0
	#define STOP 1

	static double tm_Time_F(int s)
	{
	return app_tminterval(s, 1);
	}

	int s_time_main(int argc, char **argv)
	{
	char buf[1024 * 8];
	SSL *scon = NULL;
	SSL_CTX *ctx = NULL;
	const SSL_METHOD *meth = NULL;
	char CApath = NULL, CAfile = NULL, cipher = NULL, www_path = NULL;
	char host = SSL_CONNECT_NAME, certfile = NULL, keyfile = NULL, prog;
	double totalTime = 0.0;
	int noCApath = 0, noCAfile = 0;
	int maxtime = SECONDS, nConn = 0, perform = 3, ret = 1, i, st_bugs = 0;
	long bytes_read = 0, finishtime = 0;
	OPTION_CHOICE o;
	int max_version = 0, ver, buf_len;
	size_t buf_size;

	meth = TLS_client_method();

	prog = opt_init(argc, argv, s_time_options);
	while ((o = opt_next()) != OPT_EOF) {
	switch (o) {
	case OPT_EOF:
	case OPT_ERR:
	opthelp:
	BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
	goto end;
	case OPT_HELP:
	opt_help(s_time_options);
	ret = 0;
	goto end;
	case OPT_CONNECT:
	host = opt_arg();
	break;
	case OPT_REUSE:
	perform = 2;
	break;
	case OPT_NEW:
	perform = 1;
	break;
	case OPT_VERIFY:
	if (!opt_int(opt_arg(), &verify_args.depth))
	goto opthelp;
	BIO_printf(bio_err, "%s: verify depth is %d\n",
	prog, verify_args.depth);
	break;
	case OPT_CERT:
	certfile = opt_arg();
	break;
	case OPT_NAMEOPT:
	if (!set_nameopt(opt_arg()))
	goto end;
	break;
	case OPT_KEY:
	keyfile = opt_arg();
	break;
	case OPT_CAPATH:
	CApath = opt_arg();
	break;
	case OPT_CAFILE:
	CAfile = opt_arg();
	break;
	case OPT_NOCAPATH:
	noCApath = 1;
	break;
	case OPT_NOCAFILE:
	noCAfile = 1;
	break;
	case OPT_CIPHER:
	cipher = opt_arg();
	break;
	case OPT_BUGS:
	st_bugs = 1;
	break;
	case OPT_TIME:
	if (!opt_int(opt_arg(), &maxtime))
	goto opthelp;
	break;
	case OPT_WWW:
	www_path = opt_arg();
	buf_size = strlen(www_path) + sizeof(fmt_http_get_cmd) - 2; /* 2 is for %s */
	if (buf_size > sizeof(buf)) {
	BIO_printf(bio_err, "%s: -www option is too long\n", prog);
	goto end;
	}
	break;
	case OPT_SSL3:
	max_version = SSL3_VERSION;
	break;
	}
	}
	argc = opt_num_rest();
	if (argc != 0)
	goto opthelp;

	if (cipher == NULL)
	cipher = getenv("SSL_CIPHER");
	if (cipher == NULL) {
	BIO_printf(bio_err, "No CIPHER specified\n");
	goto end;
	}

	if ((ctx = SSL_CTX_new(meth)) == NULL)
	goto end;

	SSL_CTX_set_quiet_shutdown(ctx, 1);
	if (SSL_CTX_set_max_proto_version(ctx, max_version) == 0)
	goto end;

	if (st_bugs)
	SSL_CTX_set_options(ctx, SSL_OP_ALL);
	if (!SSL_CTX_set_cipher_list(ctx, cipher))
	goto end;
	if (!set_cert_stuff(ctx, certfile, keyfile))
	goto end;

	if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) {
	ERR_print_errors(bio_err);
	goto end;
	}
	if (!(perform & 1))
	goto next;
	printf("Collecting connection statistics for %d seconds\n", maxtime);

	/* Loop and time how long it takes to make connections */

	bytes_read = 0;
	finishtime = (long)time(NULL) + maxtime;
	tm_Time_F(START);
	for (;;) {
	if (finishtime < (long)time(NULL))
	break;

	if ((scon = doConnection(NULL, host, ctx)) == NULL)
	goto end;

	if (www_path != NULL) {
	buf_len = BIO_snprintf(buf, sizeof buf,
	fmt_http_get_cmd, www_path);
	if (SSL_write(scon, buf, buf_len) <= 0)
	goto end;
	while ((i = SSL_read(scon, buf, sizeof(buf))) > 0)
	bytes_read += i;
	}
	#ifdef NO_SHUTDOWN
	SSL_set_shutdown(scon, SSL_SENT_SHUTDOWN \| SSL_RECEIVED_SHUTDOWN);
	#else
	SSL_shutdown(scon);
	#endif
	BIO_closesocket(SSL_get_fd(scon));

	nConn += 1;
	if (SSL_session_reused(scon))
	ver = 'r';
	else {
	ver = SSL_version(scon);
	if (ver == TLS1_VERSION)
	ver = 't';
	else if (ver == SSL3_VERSION)
	ver = '3';
	else
	ver = '*';
	}
	fputc(ver, stdout);
	fflush(stdout);

	SSL_free(scon);
	scon = NULL;
	}
	totalTime += tm_Time_F(STOP); /* Add the time for this iteration */

	i = (int)((long)time(NULL) - finishtime + maxtime);
	printf
	("\n\n%d connections in %.2fs; %.2f connections/user sec, bytes read %ld\n",
	nConn, totalTime, ((double)nConn / totalTime), bytes_read);
	printf
	("%d connections in %ld real seconds, %ld bytes read per connection\n",
	nConn, (long)time(NULL) - finishtime + maxtime, bytes_read / nConn);

	/*
	* Now loop and time connections using the same session id over and over
	*/

	next:
	if (!(perform & 2))
	goto end;
	printf("\n\nNow timing with session id reuse.\n");

	/* Get an SSL object so we can reuse the session id */
	if ((scon = doConnection(NULL, host, ctx)) == NULL) {
	BIO_printf(bio_err, "Unable to get connection\n");
	goto end;
	}

	if (www_path != NULL) {
	buf_len = BIO_snprintf(buf, sizeof buf,
	fmt_http_get_cmd, www_path);
	if (SSL_write(scon, buf, buf_len) <= 0)
	goto end;
	while (SSL_read(scon, buf, sizeof(buf)) > 0)
	continue;
	}
	#ifdef NO_SHUTDOWN
	SSL_set_shutdown(scon, SSL_SENT_SHUTDOWN \| SSL_RECEIVED_SHUTDOWN);
	#else
	SSL_shutdown(scon);
	#endif
	BIO_closesocket(SSL_get_fd(scon));

	nConn = 0;
	totalTime = 0.0;

	finishtime = (long)time(NULL) + maxtime;

	printf("starting\n");
	bytes_read = 0;
	tm_Time_F(START);

	for (;;) {
	if (finishtime < (long)time(NULL))
	break;

	if ((doConnection(scon, host, ctx)) == NULL)
	goto end;

	if (www_path) {
	BIO_snprintf(buf, sizeof buf, "GET %s HTTP/1.0\r\n\r\n",
	www_path);
	if (SSL_write(scon, buf, strlen(buf)) <= 0)
	goto end;
	while ((i = SSL_read(scon, buf, sizeof(buf))) > 0)
	bytes_read += i;
	}
	#ifdef NO_SHUTDOWN
	SSL_set_shutdown(scon, SSL_SENT_SHUTDOWN \| SSL_RECEIVED_SHUTDOWN);
	#else
	SSL_shutdown(scon);
	#endif
	BIO_closesocket(SSL_get_fd(scon));

	nConn += 1;
	if (SSL_session_reused(scon))
	ver = 'r';
	else {
	ver = SSL_version(scon);
	if (ver == TLS1_VERSION)
	ver = 't';
	else if (ver == SSL3_VERSION)
	ver = '3';
	else
	ver = '*';
	}
	fputc(ver, stdout);
	fflush(stdout);
	}
	totalTime += tm_Time_F(STOP); /* Add the time for this iteration */

	printf
	("\n\n%d connections in %.2fs; %.2f connections/user sec, bytes read %ld\n",
	nConn, totalTime, ((double)nConn / totalTime), bytes_read);
	printf
	("%d connections in %ld real seconds, %ld bytes read per connection\n",
	nConn, (long)time(NULL) - finishtime + maxtime, bytes_read / nConn);

	ret = 0;

	end:
	SSL_free(scon);
	SSL_CTX_free(ctx);
	return (ret);
	}

	/*-
	* doConnection - make a connection
	*/
	static SSL doConnection(SSL scon, const char host, SSL_CTX ctx)
	{
	BIO *conn;
	SSL *serverCon;
	int width, i;
	fd_set readfds;

	if ((conn = BIO_new(BIO_s_connect())) == NULL)
	return (NULL);

	BIO_set_conn_hostname(conn, host);

	if (scon == NULL)
	serverCon = SSL_new(ctx);
	else {
	serverCon = scon;
	SSL_set_connect_state(serverCon);
	}

	SSL_set_bio(serverCon, conn, conn);

	/* ok, lets connect */
	for (;;) {
	i = SSL_connect(serverCon);
	if (BIO_sock_should_retry(i)) {
	BIO_printf(bio_err, "DELAY\n");

	i = SSL_get_fd(serverCon);
	width = i + 1;
	FD_ZERO(&readfds);
	openssl_fdset(i, &readfds);
	/*
	* Note: under VMS with SOCKETSHR the 2nd parameter is currently
	* of type (int ) whereas under other systems it is (void ) if
	* you don't have a cast it will choke the compiler: if you do
	* have a cast then you can either go for (int ) or (void ).
	*/
	select(width, (void *)&readfds, NULL, NULL, NULL);
	continue;
	}
	break;
	}
	if (i <= 0) {
	BIO_printf(bio_err, "ERROR\n");
	if (verify_args.error != X509_V_OK)
	BIO_printf(bio_err, "verify error:%s\n",
	X509_verify_cert_error_string(verify_args.error));
	else
	ERR_print_errors(bio_err);
	if (scon == NULL)
	SSL_free(serverCon);
	return NULL;
	}

	return serverCon;
	}
	#endif /* OPENSSL_NO_SOCK */