*** /dev/null	Wed Oct  6 20:34:11 1999
--- openssl-0.9.4/apps/starttls.c	Wed Oct  6 20:39:48 1999
***************
*** 0 ****
--- 1,847 ----
+ /* apps/starttls.c */
+ /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+  * All rights reserved.
+  *
+  * This package is an SSL implementation written
+  * by Eric Young (eay@cryptsoft.com).
+  * The implementation was written so as to conform with Netscapes SSL.
+  * 
+  * This library is free for commercial and non-commercial use as long as
+  * the following conditions are aheared to.  The following conditions
+  * apply to all code found in this distribution, be it the RC4, RSA,
+  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
+  * included with this distribution is covered by the same copyright terms
+  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+  * 
+  * Copyright remains Eric Young's, and as such any Copyright notices in
+  * the code are not to be removed.
+  * If this package is used in a product, Eric Young should be given attribution
+  * as the author of the parts of the library used.
+  * This can be in the form of a textual message at program startup or
+  * in documentation (online or textual) provided with the package.
+  * 
+  * Redistribution and use in source and binary forms, with or without
+  * modification, are permitted provided that the following conditions
+  * are met:
+  * 1. Redistributions of source code must retain the copyright
+  *    notice, this list of conditions and the following disclaimer.
+  * 2. Redistributions in binary form must reproduce the above copyright
+  *    notice, this list of conditions and the following disclaimer in the
+  *    documentation and/or other materials provided with the distribution.
+  * 3. All advertising materials mentioning features or use of this software
+  *    must display the following acknowledgement:
+  *    "This product includes cryptographic software written by
+  *     Eric Young (eay@cryptsoft.com)"
+  *    The word 'cryptographic' can be left out if the rouines from the library
+  *    being used are not cryptographic related :-).
+  * 4. If you include any Windows specific code (or a derivative thereof) from 
+  *    the apps directory (application code) you must include an acknowledgement:
+  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+  * 
+  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+  * SUCH DAMAGE.
+  * 
+  * The licence and distribution terms for any publically available version or
+  * derivative of this code cannot be changed.  i.e. this code cannot simply be
+  * copied and put under another distribution licence
+  * [including the GNU Public Licence.]
+  */
+ 
+ #ifdef APPS_CRLF
+ # include <assert.h>
+ #endif
+ #include <stdio.h>
+ #include <stdlib.h>
+ #include <string.h>
+ #ifdef NO_STDIO
+ #define APPS_WIN16
+ #endif
+ 
+ /* With IPv6, it looks like Digital has mixed up the proper order of
+    recursive header file inclusion, resulting in the compiler complaining
+    that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which
+    is needed to have fileno() declared correctly...  So let's define u_int */
+ #if defined(VMS) && defined(__DECC) && !defined(__U_INT)
+ #define __U_INT
+ typedef unsigned int u_int;
+ #endif
+ 
+ #define USE_SOCKETS
+ #include "apps.h"
+ #include <openssl/x509.h>
+ #include <openssl/ssl.h>
+ #include <openssl/err.h>
+ #include <openssl/pem.h>
+ #include "s_apps.h"
+ 
+ #if (defined(VMS) && __VMS_VER < 70000000)
+ /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
+ #undef FIONBIO
+ #endif
+ 
+ #if defined(NO_RSA) && !defined(NO_SSL2)
+ #define NO_SSL2
+ #endif
+ 
+ #undef PROG
+ #define PROG	starttls_main
+ 
+ /*#define SSL_HOST_NAME	"www.netscape.com" */
+ /*#define SSL_HOST_NAME	"193.118.187.102" */
+ #define SSL_HOST_NAME	"localhost"
+ 
+ /*#define TEST_CERT "client.pem" */ /* no default cert. */
+ 
+ #undef BUFSIZZ
+ #define BUFSIZZ 1024*8
+ 
+ extern int verify_depth;
+ extern int verify_error;
+ 
+ #ifdef FIONBIO
+ static int c_nbio=0;
+ #endif
+ static int c_Pause=0;
+ static int c_debug=0;
+ static int c_showcerts=0;
+ 
+ static void sc_usage(void);
+ static void print_stuff(BIO *berr,SSL *con,int full);
+ static BIO *bio_c_out=NULL;
+ static int c_quiet=0;
+ 
+ static void sc_usage(void)
+ 	{
+ 	BIO_printf(bio_err,"usage: starttls args\n");
+ 	BIO_printf(bio_err,"\n");
+ 	BIO_printf(bio_err," -host host     - use -connect instead\n");
+ 	BIO_printf(bio_err," -port port     - use -connect instead\n");
+ 	BIO_printf(bio_err," -connect host:port - who to connect to (default is %s:%s)\n",SSL_HOST_NAME,PORT_STR);
+ 
+ 	BIO_printf(bio_err," -verify arg   - turn on peer certificate verification\n");
+ 	BIO_printf(bio_err," -cert arg     - certificate file to use, PEM format assumed\n");
+ 	BIO_printf(bio_err," -key arg      - Private key file to use, PEM format assumed, in cert file if\n");
+ 	BIO_printf(bio_err,"                 not specified but cert file is.\n");
+ 	BIO_printf(bio_err," -CApath arg   - PEM format directory of CA's\n");
+ 	BIO_printf(bio_err," -CAfile arg   - PEM format file of CA's\n");
+ 	BIO_printf(bio_err," -reconnect    - Drop and re-make the connection with the same Session-ID\n");
+ 	BIO_printf(bio_err," -pause        - sleep(1) after each read(2) and write(2) system call\n");
+ 	BIO_printf(bio_err," -showcerts    - show all certificates in the chain\n");
+ 	BIO_printf(bio_err," -debug        - extra output\n");
+ 	BIO_printf(bio_err," -nbio_test    - more ssl protocol testing\n");
+ 	BIO_printf(bio_err," -state        - print the 'ssl' states\n");
+ #ifdef FIONBIO
+ 	BIO_printf(bio_err," -nbio         - Run with non-blocking IO\n");
+ #endif
+ #ifdef APPS_CRLF /* won't be #ifdef'd in next release */
+ 	BIO_printf(bio_err," -crlf         - convert LF from terminal into CRLF\n");
+ #endif
+ 	BIO_printf(bio_err," -quiet        - no starttls output\n");
+ 	BIO_printf(bio_err," -ssl2         - just use SSLv2\n");
+ 	BIO_printf(bio_err," -ssl3         - just use SSLv3\n");
+ 	BIO_printf(bio_err," -tls1         - just use TLSv1\n");
+ 	BIO_printf(bio_err," -no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
+ 	BIO_printf(bio_err," -bugs         - Switch on all SSL implementation bug workarounds\n");
+ 	BIO_printf(bio_err," -cipher       - prefered cipher to use, use the 'openssl ciphers'\n");
+ 	BIO_printf(bio_err,"                 command to see what is available\n");
+ 
+ 	}
+ 
+ int MAIN(int argc, char **argv)
+ 	{
+ 	int off=0;
+ 	SSL *con=NULL,*con2=NULL;
+ 	int s,k,width,state=0;
+ 	char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL;
+ 	int cbuf_len,cbuf_off;
+ 	int sbuf_len,sbuf_off;
+ 	fd_set readfds,writefds;
+ 	short port=PORT;
+ 	int full_log=1;
+ 	char *host=SSL_HOST_NAME;
+ 	char *cert_file=NULL,*key_file=NULL;
+ 	char *CApath=NULL,*CAfile=NULL,*cipher=NULL;
+ 	int reconnect=0,badop=0,verify=SSL_VERIFY_NONE,bugs=0;
+ #ifdef APPS_CRLF
+ 	int crlf=0;
+ #endif
+ 	int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending;
+ 	SSL_CTX *ctx=NULL;
+ 	int ret=1,in_init=1,i,nbio_test=0;
+ 	SSL_METHOD *meth=NULL;
+ 	BIO *sbio;
+ 	/*static struct timeval timeout={10,0};*/
+ 
+ #if !defined(NO_SSL2) && !defined(NO_SSL3)
+ 	meth=SSLv23_client_method();
+ #elif !defined(NO_SSL3)
+ 	meth=SSLv3_client_method();
+ #elif !defined(NO_SSL2)
+ 	meth=SSLv2_client_method();
+ #endif
+ 
+ 	apps_startup();
+ 	c_Pause=0;
+ 	c_quiet=0;
+ 	c_debug=0;
+ 	c_showcerts=0;
+ 
+ 	if (bio_err == NULL)
+ 		bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
+ 
+ 	if (	((cbuf=Malloc(BUFSIZZ)) == NULL) ||
+ 		((sbuf=Malloc(BUFSIZZ)) == NULL) ||
+ 		((mbuf=Malloc(BUFSIZZ)) == NULL))
+ 		{
+ 		BIO_printf(bio_err,"out of memory\n");
+ 		goto end;
+ 		}
+ 
+ 	verify_depth=0;
+ 	verify_error=X509_V_OK;
+ #ifdef FIONBIO
+ 	c_nbio=0;
+ #endif
+ 
+ 	argc--;
+ 	argv++;
+ 	while (argc >= 1)
+ 		{
+ 		if	(strcmp(*argv,"-host") == 0)
+ 			{
+ 			if (--argc < 1) goto bad;
+ 			host= *(++argv);
+ 			}
+ 		else if	(strcmp(*argv,"-port") == 0)
+ 			{
+ 			if (--argc < 1) goto bad;
+ 			extract_port(*(++argv),&port);
+ 			if (port == 0) goto bad;
+ 			}
+ 		else if (strcmp(*argv,"-connect") == 0)
+ 			{
+ 			if (--argc < 1) goto bad;
+ 			if (!extract_host_port(*(++argv),&host,NULL,&port))
+ 				goto bad;
+ 			}
+ 		else if	(strcmp(*argv,"-verify") == 0)
+ 			{
+ 			verify=SSL_VERIFY_PEER;
+ 			if (--argc < 1) goto bad;
+ 			verify_depth=atoi(*(++argv));
+ 			BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
+ 			}
+ 		else if	(strcmp(*argv,"-cert") == 0)
+ 			{
+ 			if (--argc < 1) goto bad;
+ 			cert_file= *(++argv);
+ 			}
+ #ifdef APPS_CRLF
+ 		else if	(strcmp(*argv,"-crlf") == 0)
+ 			crlf=1;
+ #endif
+ 		else if	(strcmp(*argv,"-quiet") == 0)
+ 			c_quiet=1;
+ 		else if	(strcmp(*argv,"-pause") == 0)
+ 			c_Pause=1;
+ 		else if	(strcmp(*argv,"-debug") == 0)
+ 			c_debug=1;
+ 		else if	(strcmp(*argv,"-showcerts") == 0)
+ 			c_showcerts=1;
+ 		else if	(strcmp(*argv,"-nbio_test") == 0)
+ 			nbio_test=1;
+ 		else if	(strcmp(*argv,"-state") == 0)
+ 			state=1;
+ #ifndef NO_SSL2
+ 		else if	(strcmp(*argv,"-ssl2") == 0)
+ 			meth=SSLv2_client_method();
+ #endif
+ #ifndef NO_SSL3
+ 		else if	(strcmp(*argv,"-ssl3") == 0)
+ 			meth=SSLv3_client_method();
+ #endif
+ #ifndef NO_TLS1
+ 		else if	(strcmp(*argv,"-tls1") == 0)
+ 			meth=TLSv1_client_method();
+ #endif
+ 		else if (strcmp(*argv,"-bugs") == 0)
+ 			bugs=1;
+ 		else if	(strcmp(*argv,"-key") == 0)
+ 			{
+ 			if (--argc < 1) goto bad;
+ 			key_file= *(++argv);
+ 			}
+ 		else if	(strcmp(*argv,"-reconnect") == 0)
+ 			{
+ 			reconnect=5;
+ 			}
+ 		else if	(strcmp(*argv,"-CApath") == 0)
+ 			{
+ 			if (--argc < 1) goto bad;
+ 			CApath= *(++argv);
+ 			}
+ 		else if	(strcmp(*argv,"-CAfile") == 0)
+ 			{
+ 			if (--argc < 1) goto bad;
+ 			CAfile= *(++argv);
+ 			}
+ 		else if (strcmp(*argv,"-no_tls1") == 0)
+ 			off|=SSL_OP_NO_TLSv1;
+ 		else if (strcmp(*argv,"-no_ssl3") == 0)
+ 			off|=SSL_OP_NO_SSLv3;
+ 		else if (strcmp(*argv,"-no_ssl2") == 0)
+ 			off|=SSL_OP_NO_SSLv2;
+ 		else if	(strcmp(*argv,"-cipher") == 0)
+ 			{
+ 			if (--argc < 1) goto bad;
+ 			cipher= *(++argv);
+ 			}
+ #ifdef FIONBIO
+ 		else if (strcmp(*argv,"-nbio") == 0)
+ 			{ c_nbio=1; }
+ #endif
+ 		else
+ 			{
+ 			BIO_printf(bio_err,"unknown option %s\n",*argv);
+ 			badop=1;
+ 			break;
+ 			}
+ 		argc--;
+ 		argv++;
+ 		}
+ 	if (badop)
+ 		{
+ bad:
+ 		sc_usage();
+ 		goto end;
+ 		}
+ 
+ 	if (bio_c_out == NULL)
+ 		{
+ 		if (c_quiet)
+ 			{
+ 			bio_c_out=BIO_new(BIO_s_null());
+ 			}
+ 		else
+ 			{
+ 			if (bio_c_out == NULL)
+ 				bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
+ 			}
+ 		}
+ 
+ 	SSLeay_add_ssl_algorithms();
+ 	ctx=SSL_CTX_new(meth);
+ 	if (ctx == NULL)
+ 		{
+ 		ERR_print_errors(bio_err);
+ 		goto end;
+ 		}
+ 
+ 	if (bugs)
+ 		SSL_CTX_set_options(ctx,SSL_OP_ALL|off);
+ 	else
+ 		SSL_CTX_set_options(ctx,off);
+ 
+ 	if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
+ 	if (cipher != NULL)
+ 		SSL_CTX_set_cipher_list(ctx,cipher);
+ #if 0
+ 	else
+ 		SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
+ #endif
+ 
+ 	SSL_CTX_set_verify(ctx,verify,verify_callback);
+ 	if (!set_cert_stuff(ctx,cert_file,key_file))
+ 		goto end;
+ 
+ 	if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
+ 		(!SSL_CTX_set_default_verify_paths(ctx)))
+ 		{
+ 		/* BIO_printf(bio_err,"error seting default verify locations\n"); */
+ 		ERR_print_errors(bio_err);
+ 		/* goto end; */
+ 		}
+ 
+ 	SSL_load_error_strings();
+ 
+ 	con=(SSL *)SSL_new(ctx);
+ /*	SSL_set_cipher_list(con,"RC4-MD5"); */
+ 
+ re_start:
+ 
+ 	if (init_client(&s,host,port) == 0)
+ 		{
+ 		BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
+ 		SHUTDOWN(s);
+ 		goto end;
+ 		}
+ 	BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
+ 
+ #ifdef FIONBIO
+ 	if (c_nbio)
+ 		{
+ 		unsigned long l=1;
+ 		BIO_printf(bio_c_out,"turning on non blocking io\n");
+ 		if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
+ 			{
+ 			ERR_print_errors(bio_err);
+ 			goto end;
+ 			}
+ 		}
+ #endif                                              
+ 	if (c_Pause & 0x01) con->debug=1;
+ 	sbio=BIO_new_socket(s,BIO_NOCLOSE);
+ 
+ 	if (nbio_test)
+ 		{
+ 		BIO *test;
+ 
+ 		test=BIO_new(BIO_f_nbio_test());
+ 		sbio=BIO_push(test,sbio);
+ 		}
+ 
+ 	if (c_debug)
+ 		{
+ 		con->debug=1;
+ 		BIO_set_callback(sbio,bio_dump_cb);
+ 		BIO_set_callback_arg(sbio,bio_c_out);
+ 		}
+ 
+ 	SSL_set_bio(con,sbio,sbio);
+ 	SSL_set_connect_state(con);
+ 
+ 	/* ok, lets connect */
+ 	width=SSL_get_fd(con)+1;
+ 
+ 	read_tty=1;
+ 	write_tty=0;
+ 	tty_on=0;
+ 	read_ssl=1;
+ 	write_ssl=1;
+ 	
+ 	cbuf_len=0;
+ 	cbuf_off=0;
+ 	sbuf_len=0;
+ 	sbuf_off=0;
+ 
+ 	BIO_read(sbio,mbuf,BUFSIZZ);
+ 	BIO_printf(sbio,"STARTTLS\r\n");
+ 	BIO_read(sbio,sbuf,BUFSIZZ);
+ 
+ 	for (;;)
+ 		{
+ 		FD_ZERO(&readfds);
+ 		FD_ZERO(&writefds);
+ 
+ 		if (SSL_in_init(con) && !SSL_total_renegotiations(con))
+ 			{
+ 			in_init=1;
+ 			tty_on=0;
+ 			}
+ 		else
+ 			{
+ 			tty_on=1;
+ 			if (in_init)
+ 				{
+ 				in_init=0;
+ 				print_stuff(bio_c_out,con,full_log);
+ 				if (full_log > 0) full_log--;
+ 				//BIO_printf(bio_c_out,"%s",mbuf);
+ 				BIO_printf(bio_err,"%s",mbuf);
+ 
+ 				if (reconnect)
+ 					{
+ 					reconnect--;
+ 					BIO_printf(bio_c_out,"drop connection and then reconnect\n");
+ 					SSL_shutdown(con);
+ 					SSL_set_connect_state(con);
+ 					SHUTDOWN(SSL_get_fd(con));
+ 					goto re_start;
+ 					}
+ 				}
+ 			}
+ 
+ 		ssl_pending = read_ssl && SSL_pending(con);
+ 
+ 		if (!ssl_pending)
+ 			{
+ #ifndef WINDOWS
+ 			if (tty_on)
+ 				{
+ 				if (read_tty)  FD_SET(fileno(stdin),&readfds);
+ 				if (write_tty) FD_SET(fileno(stdout),&writefds);
+ 				}
+ #endif
+ 			if (read_ssl)
+ 				FD_SET(SSL_get_fd(con),&readfds);
+ 			if (write_ssl)
+ 				FD_SET(SSL_get_fd(con),&writefds);
+ 
+ /*			printf("mode tty(%d %d%d) ssl(%d%d)\n",
+ 				tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
+ 
+ 			/* Note: under VMS with SOCKETSHR the second 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 *).
+ 			 */
+ 			i=select(width,(void *)&readfds,(void *)&writefds,
+ 				 NULL,NULL);
+ 			if ( i < 0)
+ 				{
+ 				BIO_printf(bio_err,"bad select %d\n",
+ 				get_last_socket_error());
+ 				goto shut;
+ 				/* goto end; */
+ 				}
+ 			}
+ 
+ 		if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
+ 			{
+ 			k=SSL_write(con,&(cbuf[cbuf_off]),
+ 				(unsigned int)cbuf_len);
+ 			switch (SSL_get_error(con,k))
+ 				{
+ 			case SSL_ERROR_NONE:
+ 				cbuf_off+=k;
+ 				cbuf_len-=k;
+ 				if (k <= 0) goto end;
+ 				/* we have done a  write(con,NULL,0); */
+ 				if (cbuf_len <= 0)
+ 					{
+ 					read_tty=1;
+ 					write_ssl=0;
+ 					}
+ 				else /* if (cbuf_len > 0) */
+ 					{
+ 					read_tty=0;
+ 					write_ssl=1;
+ 					}
+ 				break;
+ 			case SSL_ERROR_WANT_WRITE:
+ 				BIO_printf(bio_c_out,"write W BLOCK\n");
+ 				write_ssl=1;
+ 				read_tty=0;
+ 				break;
+ 			case SSL_ERROR_WANT_READ:
+ 				BIO_printf(bio_c_out,"write R BLOCK\n");
+ 				write_tty=0;
+ 				read_ssl=1;
+ 				write_ssl=0;
+ 				break;
+ 			case SSL_ERROR_WANT_X509_LOOKUP:
+ 				BIO_printf(bio_c_out,"write X BLOCK\n");
+ 				break;
+ 			case SSL_ERROR_ZERO_RETURN:
+ 				if (cbuf_len != 0)
+ 					{
+ 					BIO_printf(bio_c_out,"shutdown\n");
+ 					goto shut;
+ 					}
+ 				else
+ 					{
+ 					read_tty=1;
+ 					write_ssl=0;
+ 					break;
+ 					}
+ 				
+ 			case SSL_ERROR_SYSCALL:
+ 				if ((k != 0) || (cbuf_len != 0))
+ 					{
+ 					BIO_printf(bio_err,"write:errno=%d\n",
+ 						get_last_socket_error());
+ 					goto shut;
+ 					}
+ 				else
+ 					{
+ 					read_tty=1;
+ 					write_ssl=0;
+ 					}
+ 				break;
+ 			case SSL_ERROR_SSL:
+ 				ERR_print_errors(bio_err);
+ 				goto shut;
+ 				}
+ 			}
+ #ifndef WINDOWS
+ 		else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
+ 			{
+ #ifdef CHARSET_EBCDIC
+ 			ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
+ #endif
+ 			i=write(fileno(stdout),&(sbuf[sbuf_off]),sbuf_len);
+ 
+ 			if (i <= 0)
+ 				{
+ 				BIO_printf(bio_c_out,"DONE\n");
+ 				goto shut;
+ 				/* goto end; */
+ 				}
+ 
+ 			sbuf_len-=i;;
+ 			sbuf_off+=i;
+ 			if (sbuf_len <= 0)
+ 				{
+ 				read_ssl=1;
+ 				write_tty=0;
+ 				}
+ 			}
+ #endif
+ 		else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
+ 			{
+ #ifdef RENEG
+ { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
+ #endif
+ #if 1
+ 			k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
+ #else
+ /* Demo for pending and peek :-) */
+ 			k=SSL_read(con,sbuf,16);
+ { char zbuf[10240]; 
+ printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
+ }
+ #endif
+ 
+ 			switch (SSL_get_error(con,k))
+ 				{
+ 			case SSL_ERROR_NONE:
+ 				if (k <= 0)
+ 					goto end;
+ 				sbuf_off=0;
+ 				sbuf_len=k;
+ 
+ 				read_ssl=0;
+ 				write_tty=1;
+ 				break;
+ 			case SSL_ERROR_WANT_WRITE:
+ 				BIO_printf(bio_c_out,"read W BLOCK\n");
+ 				write_ssl=1;
+ 				read_tty=0;
+ 				break;
+ 			case SSL_ERROR_WANT_READ:
+ 				BIO_printf(bio_c_out,"read R BLOCK\n");
+ 				write_tty=0;
+ 				read_ssl=1;
+ 				if ((read_tty == 0) && (write_ssl == 0))
+ 					write_ssl=1;
+ 				break;
+ 			case SSL_ERROR_WANT_X509_LOOKUP:
+ 				BIO_printf(bio_c_out,"read X BLOCK\n");
+ 				break;
+ 			case SSL_ERROR_SYSCALL:
+ 				BIO_printf(bio_err,"read:errno=%d\n",get_last_socket_error());
+ 				goto shut;
+ 			case SSL_ERROR_ZERO_RETURN:
+ 				BIO_printf(bio_c_out,"closed\n");
+ 				goto shut;
+ 			case SSL_ERROR_SSL:
+ 				ERR_print_errors(bio_err);
+ 				goto shut;
+ 				/* break; */
+ 				}
+ 			}
+ 
+ #ifndef WINDOWS
+ 		else if (FD_ISSET(fileno(stdin),&readfds))
+ 			{
+ #ifdef APPS_CRLF
+ 			if (crlf)
+ 				{
+ 				int j, lf_num;
+ 
+ 				i=read(fileno(stdin),cbuf,BUFSIZZ/2);
+ 				lf_num = 0;
+ 				/* both loops are skipped when i <= 0 */
+ 				for (j = 0; j < i; j++)
+ 					if (cbuf[j] == '\n')
+ 						lf_num++;
+ 				for (j = i-1; j >= 0; j--)
+ 					{
+ 					cbuf[j+lf_num] = cbuf[j];
+ 					if (cbuf[j] == '\n')
+ 						{
+ 						lf_num--;
+ 						i++;
+ 						cbuf[j+lf_num] = '\r';
+ 						}
+ 					}
+ 				assert(lf_num == 0);
+ 				}
+ 			else
+ #endif
+ 				i=read(fileno(stdin),cbuf,BUFSIZZ);
+ 
+ 			if ((!c_quiet) && ((i <= 0) || (cbuf[0] == 'Q')))
+ 				{
+ 				BIO_printf(bio_err,"DONE\n");
+ 				goto shut;
+ 				}
+ 
+ 			if ((!c_quiet) && (cbuf[0] == 'R'))
+ 				{
+ 				BIO_printf(bio_err,"RENEGOTIATING\n");
+ 				SSL_renegotiate(con);
+ 				cbuf_len=0;
+ 				}
+ 			else
+ 				{
+ 				cbuf_len=i;
+ 				cbuf_off=0;
+ #ifdef CHARSET_EBCDIC
+ 				ebcdic2ascii(cbuf, cbuf, i);
+ #endif
+ 				}
+ 
+ 			write_ssl=1;
+ 			read_tty=0;
+ 			}
+ #endif
+ 		}
+ shut:
+ 	SSL_shutdown(con);
+ 	SHUTDOWN(SSL_get_fd(con));
+ 	ret=0;
+ end:
+ 	if (con != NULL) SSL_free(con);
+ 	if (con2 != NULL) SSL_free(con2);
+ 	if (ctx != NULL) SSL_CTX_free(ctx);
+ 	if (cbuf != NULL) { memset(cbuf,0,BUFSIZZ); Free(cbuf); }
+ 	if (sbuf != NULL) { memset(sbuf,0,BUFSIZZ); Free(sbuf); }
+ 	if (bio_c_out != NULL)
+ 		{
+ 		BIO_free(bio_c_out);
+ 		bio_c_out=NULL;
+ 		}
+ 	EXIT(ret);
+ 	}
+ 
+ 
+ static void print_stuff(BIO *bio, SSL *s, int full)
+ 	{
+ 	X509 *peer=NULL;
+ 	char *p;
+ 	static char *space="                ";
+ 	char buf[BUFSIZ];
+ 	STACK_OF(X509) *sk;
+ 	STACK_OF(X509_NAME) *sk2;
+ 	SSL_CIPHER *c;
+ 	X509_NAME *xn;
+ 	int j,i;
+ 
+ 	if (full)
+ 		{
+ 		int got_a_chain = 0;
+ 
+ 		sk=SSL_get_peer_cert_chain(s);
+ 		if (sk != NULL)
+ 			{
+ 			got_a_chain = 1; /* we don't have it for SSL2 (yet) */
+ 
+ 			BIO_printf(bio,"---\nCertificate chain\n");
+ 			for (i=0; i<sk_X509_num(sk); i++)
+ 				{
+ 				X509_NAME_oneline(X509_get_subject_name(
+ 					sk_X509_value(sk,i)),buf,BUFSIZ);
+ 				BIO_printf(bio,"%2d s:%s\n",i,buf);
+ 				X509_NAME_oneline(X509_get_issuer_name(
+ 					sk_X509_value(sk,i)),buf,BUFSIZ);
+ 				BIO_printf(bio,"   i:%s\n",buf);
+ 				if (c_showcerts)
+ 					PEM_write_bio_X509(bio,sk_X509_value(sk,i));
+ 				}
+ 			}
+ 
+ 		BIO_printf(bio,"---\n");
+ 		peer=SSL_get_peer_certificate(s);
+ 		if (peer != NULL)
+ 			{
+ 			BIO_printf(bio,"Server certificate\n");
+ 			if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
+ 				PEM_write_bio_X509(bio,peer);
+ 			X509_NAME_oneline(X509_get_subject_name(peer),
+ 				buf,BUFSIZ);
+ 			BIO_printf(bio,"subject=%s\n",buf);
+ 			X509_NAME_oneline(X509_get_issuer_name(peer),
+ 				buf,BUFSIZ);
+ 			BIO_printf(bio,"issuer=%s\n",buf);
+ 			}
+ 		else
+ 			BIO_printf(bio,"no peer certificate available\n");
+ 
+ 		sk2=SSL_get_client_CA_list(s);
+ 		if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
+ 			{
+ 			BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
+ 			for (i=0; i<sk_X509_NAME_num(sk2); i++)
+ 				{
+ 				xn=sk_X509_NAME_value(sk2,i);
+ 				X509_NAME_oneline(xn,buf,sizeof(buf));
+ 				BIO_write(bio,buf,strlen(buf));
+ 				BIO_write(bio,"\n",1);
+ 				}
+ 			}
+ 		else
+ 			{
+ 			BIO_printf(bio,"---\nNo client certificate CA names sent\n");
+ 			}
+ 		p=SSL_get_shared_ciphers(s,buf,BUFSIZ);
+ 		if (p != NULL)
+ 			{
+ 			/* This works only for SSL 2.  In later protocol
+ 			 * versions, the client does not know what other
+ 			 * ciphers (in addition to the one to be used
+ 			 * in the current connection) the server supports. */
+ 
+ 			BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
+ 			j=i=0;
+ 			while (*p)
+ 				{
+ 				if (*p == ':')
+ 					{
+ 					BIO_write(bio,space,15-j%25);
+ 					i++;
+ 					j=0;
+ 					BIO_write(bio,((i%3)?" ":"\n"),1);
+ 					}
+ 				else
+ 					{
+ 					BIO_write(bio,p,1);
+ 					j++;
+ 					}
+ 				p++;
+ 				}
+ 			BIO_write(bio,"\n",1);
+ 			}
+ 
+ 		BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
+ 			BIO_number_read(SSL_get_rbio(s)),
+ 			BIO_number_written(SSL_get_wbio(s)));
+ 		}
+ 	BIO_printf(bio,((s->hit)?"---\nReused, ":"---\nNew, "));
+ 	c=SSL_get_current_cipher(s);
+ 	BIO_printf(bio,"%s, Cipher is %s\n",
+ 		SSL_CIPHER_get_version(c),
+ 		SSL_CIPHER_get_name(c));
+ 	if (peer != NULL) {
+ 		EVP_PKEY *pktmp;
+ 		pktmp = X509_get_pubkey(peer);
+ 		BIO_printf(bio,"Server public key is %d bit\n",
+ 							 EVP_PKEY_bits(pktmp));
+ 		EVP_PKEY_free(pktmp);
+ 	}
+ 	SSL_SESSION_print(bio,SSL_get_session(s));
+ 	BIO_printf(bio,"---\n");
+ 	if (peer != NULL)
+ 		X509_free(peer);
+ 	}
+ 
*** openssl-0.9.4/apps/Makefile.orig	Wed Oct  6 20:41:30 1999
--- openssl-0.9.4/apps/Makefile.ssl	Wed Oct  6 08:45:16 1999
***************
*** 35,41 ****
  
  E_EXE=	verify asn1pars req dgst dh enc gendh errstr ca crl \
  	rsa dsa dsaparam \
! 	x509 genrsa gendsa s_server s_client speed \
  	s_time version pkcs7 crl2pkcs7 sess_id ciphers nseq pkcs12 \
  	pkcs8
  
--- 35,41 ----
  
  E_EXE=	verify asn1pars req dgst dh enc gendh errstr ca crl \
  	rsa dsa dsaparam \
! 	x509 genrsa gendsa s_server s_client starttls speed \
  	s_time version pkcs7 crl2pkcs7 sess_id ciphers nseq pkcs12 \
  	pkcs8
  
***************
*** 49,55 ****
  E_OBJ=	verify.o asn1pars.o req.o dgst.o dh.o enc.o gendh.o errstr.o ca.o \
  	pkcs7.o crl2p7.o crl.o \
  	rsa.o dsa.o dsaparam.o \
! 	x509.o genrsa.o gendsa.o s_server.o s_client.o speed.o \
  	s_time.o $(A_OBJ) $(S_OBJ) version.o sess_id.o \
  	ciphers.o nseq.o pkcs12.o pkcs8.o
  
--- 49,55 ----
  E_OBJ=	verify.o asn1pars.o req.o dgst.o dh.o enc.o gendh.o errstr.o ca.o \
  	pkcs7.o crl2p7.o crl.o \
  	rsa.o dsa.o dsaparam.o \
! 	x509.o genrsa.o gendsa.o s_server.o s_client.o starttls.o speed.o \
  	s_time.o $(A_OBJ) $(S_OBJ) version.o sess_id.o \
  	ciphers.o nseq.o pkcs12.o pkcs8.o
  
***************
*** 58,64 ****
  E_SRC=	verify.c asn1pars.c req.c dgst.c dh.c enc.c gendh.c errstr.c ca.c \
  	pkcs7.c crl2p7.c crl.c \
  	rsa.c dsa.c dsaparam.c \
! 	x509.c genrsa.c gendsa.c s_server.c s_client.c speed.c \
  	s_time.c $(A_SRC) $(S_SRC) version.c sess_id.c \
  	ciphers.c nseq.c pkcs12.c pkcs8.c
  
--- 58,64 ----
  E_SRC=	verify.c asn1pars.c req.c dgst.c dh.c enc.c gendh.c errstr.c ca.c \
  	pkcs7.c crl2p7.c crl.c \
  	rsa.c dsa.c dsaparam.c \
! 	x509.c genrsa.c gendsa.c s_server.c s_client.c starttls.c speed.c \
  	s_time.c $(A_SRC) $(S_SRC) version.c sess_id.c \
  	ciphers.c nseq.c pkcs12.c pkcs8.c
  
*** openssl-0.9.4/apps/progs.h.orig	Wed Oct  6 20:42:26 1999
--- openssl-0.9.4/apps/progs.h	Wed Oct  6 08:54:55 1999
***************
*** 17,22 ****
--- 17,23 ----
  extern int genrsa_main(int argc,char *argv[]);
  extern int gendsa_main(int argc,char *argv[]);
  extern int s_server_main(int argc,char *argv[]);
+ extern int starttls_main(int argc,char *argv[]);
  extern int s_client_main(int argc,char *argv[]);
  extern int speed_main(int argc,char *argv[]);
  extern int s_time_main(int argc,char *argv[]);
***************
*** 77,82 ****
--- 78,86 ----
  #endif
  #if !defined(NO_SOCK) && !(defined(NO_SSL2) && defined(O_SSL3))
  	{FUNC_TYPE_GENERAL,"s_client",s_client_main},
+ #endif
+ #if !defined(NO_SOCK) && !(defined(NO_SSL2) && defined(O_SSL3))
+ 	{FUNC_TYPE_GENERAL,"starttls",starttls_main},
  #endif
  	{FUNC_TYPE_GENERAL,"speed",speed_main},
  #if !defined(NO_SOCK) && !(defined(NO_SSL2) && defined(O_SSL3))
