2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
58 /* ====================================================================
59 * Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved.
61 * Redistribution and use in source and binary forms, with or without
62 * modification, are permitted provided that the following conditions
65 * 1. Redistributions of source code must retain the above copyright
66 * notice, this list of conditions and the following disclaimer.
68 * 2. Redistributions in binary form must reproduce the above copyright
69 * notice, this list of conditions and the following disclaimer in
70 * the documentation and/or other materials provided with the
73 * 3. All advertising materials mentioning features or use of this
74 * software must display the following acknowledgment:
75 * "This product includes software developed by the OpenSSL Project
76 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
78 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
79 * endorse or promote products derived from this software without
80 * prior written permission. For written permission, please contact
81 * openssl-core@openssl.org.
83 * 5. Products derived from this software may not be called "OpenSSL"
84 * nor may "OpenSSL" appear in their names without prior written
85 * permission of the OpenSSL Project.
87 * 6. Redistributions of any form whatsoever must retain the following
89 * "This product includes software developed by the OpenSSL Project
90 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
92 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
93 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
94 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
95 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
96 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
97 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
98 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
99 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
100 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
101 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
102 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
103 * OF THE POSSIBILITY OF SUCH DAMAGE.
104 * ====================================================================
106 * This product includes cryptographic software written by Eric Young
107 * (eay@cryptsoft.com). This product includes software written by Tim
108 * Hudson (tjh@cryptsoft.com).
116 #include <openssl/e_os2.h>
117 #ifdef OPENSSL_NO_STDIO
121 /* With IPv6, it looks like Digital has mixed up the proper order of
122 recursive header file inclusion, resulting in the compiler complaining
123 that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which
124 is needed to have fileno() declared correctly... So let's define u_int */
125 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
127 typedef unsigned int u_int
;
132 #include <openssl/x509.h>
133 #include <openssl/ssl.h>
134 #include <openssl/err.h>
135 #include <openssl/pem.h>
136 #include <openssl/rand.h>
139 #ifdef OPENSSL_SYS_WINCE
140 /* Windows CE incorrectly defines fileno as returning void*, so to avoid problems below... */
144 #define fileno(a) (int)_fileno(a)
148 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
149 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
154 #define PROG s_client_main
156 /*#define SSL_HOST_NAME "www.netscape.com" */
157 /*#define SSL_HOST_NAME "193.118.187.102" */
158 #define SSL_HOST_NAME "localhost"
160 /*#define TEST_CERT "client.pem" */ /* no default cert. */
163 #define BUFSIZZ 1024*8
165 extern int verify_depth
;
166 extern int verify_error
;
171 static int c_Pause
=0;
172 static int c_debug
=0;
174 static int c_showcerts
=0;
176 static void sc_usage(void);
177 static void print_stuff(BIO
*berr
,SSL
*con
,int full
);
178 static BIO
*bio_c_out
=NULL
;
179 static int c_quiet
=0;
180 static int c_ign_eof
=0;
182 static void sc_usage(void)
184 BIO_printf(bio_err
,"usage: s_client args\n");
185 BIO_printf(bio_err
,"\n");
186 BIO_printf(bio_err
," -host host - use -connect instead\n");
187 BIO_printf(bio_err
," -port port - use -connect instead\n");
188 BIO_printf(bio_err
," -connect host:port - who to connect to (default is %s:%s)\n",SSL_HOST_NAME
,PORT_STR
);
190 BIO_printf(bio_err
," -verify arg - turn on peer certificate verification\n");
191 BIO_printf(bio_err
," -cert arg - certificate file to use, PEM format assumed\n");
192 BIO_printf(bio_err
," -key arg - Private key file to use, PEM format assumed, in cert file if\n");
193 BIO_printf(bio_err
," not specified but cert file is.\n");
194 BIO_printf(bio_err
," -CApath arg - PEM format directory of CA's\n");
195 BIO_printf(bio_err
," -CAfile arg - PEM format file of CA's\n");
196 BIO_printf(bio_err
," -reconnect - Drop and re-make the connection with the same Session-ID\n");
197 BIO_printf(bio_err
," -pause - sleep(1) after each read(2) and write(2) system call\n");
198 BIO_printf(bio_err
," -showcerts - show all certificates in the chain\n");
199 BIO_printf(bio_err
," -debug - extra output\n");
200 BIO_printf(bio_err
," -msg - Show protocol messages\n");
201 BIO_printf(bio_err
," -nbio_test - more ssl protocol testing\n");
202 BIO_printf(bio_err
," -state - print the 'ssl' states\n");
204 BIO_printf(bio_err
," -nbio - Run with non-blocking IO\n");
206 BIO_printf(bio_err
," -crlf - convert LF from terminal into CRLF\n");
207 BIO_printf(bio_err
," -quiet - no s_client output\n");
208 BIO_printf(bio_err
," -ign_eof - ignore input eof (default when -quiet)\n");
209 BIO_printf(bio_err
," -ssl2 - just use SSLv2\n");
210 BIO_printf(bio_err
," -ssl3 - just use SSLv3\n");
211 BIO_printf(bio_err
," -tls1 - just use TLSv1\n");
212 BIO_printf(bio_err
," -no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
213 BIO_printf(bio_err
," -bugs - Switch on all SSL implementation bug workarounds\n");
214 BIO_printf(bio_err
," -serverpref - Use server's cipher preferences (only SSLv2)\n");
215 BIO_printf(bio_err
," -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
216 BIO_printf(bio_err
," command to see what is available\n");
217 BIO_printf(bio_err
," -starttls prot - use the STARTTLS command before starting TLS\n");
218 BIO_printf(bio_err
," for those protocols that support it, where\n");
219 BIO_printf(bio_err
," 'prot' defines which one to assume. Currently,\n");
220 BIO_printf(bio_err
," only \"smtp\" and \"pop3\" are supported.\n");
221 #ifndef OPENSSL_NO_ENGINE
222 BIO_printf(bio_err
," -engine id - Initialise and use the specified engine\n");
224 BIO_printf(bio_err
," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR
, LIST_SEPARATOR_CHAR
);
228 int MAIN(int, char **);
230 int MAIN(int argc
, char **argv
)
233 SSL
*con
=NULL
,*con2
=NULL
;
234 X509_STORE
*store
= NULL
;
235 int s
,k
,width
,state
=0;
236 char *cbuf
=NULL
,*sbuf
=NULL
,*mbuf
=NULL
;
237 int cbuf_len
,cbuf_off
;
238 int sbuf_len
,sbuf_off
;
239 fd_set readfds
,writefds
;
242 char *host
=SSL_HOST_NAME
;
243 char *cert_file
=NULL
,*key_file
=NULL
;
244 char *CApath
=NULL
,*CAfile
=NULL
,*cipher
=NULL
;
245 int reconnect
=0,badop
=0,verify
=SSL_VERIFY_NONE
,bugs
=0;
247 int write_tty
,read_tty
,write_ssl
,read_ssl
,tty_on
,ssl_pending
;
249 int ret
=1,in_init
=1,i
,nbio_test
=0;
250 int starttls_proto
= 0;
251 int prexit
= 0, vflags
= 0;
252 SSL_METHOD
*meth
=NULL
;
255 #ifndef OPENSSL_NO_ENGINE
256 char *engine_id
=NULL
;
259 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
263 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
264 meth
=SSLv23_client_method();
265 #elif !defined(OPENSSL_NO_SSL3)
266 meth
=SSLv3_client_method();
267 #elif !defined(OPENSSL_NO_SSL2)
268 meth
=SSLv2_client_method();
280 bio_err
=BIO_new_fp(stderr
,BIO_NOCLOSE
);
282 if (!load_config(bio_err
, NULL
))
285 if ( ((cbuf
=OPENSSL_malloc(BUFSIZZ
)) == NULL
) ||
286 ((sbuf
=OPENSSL_malloc(BUFSIZZ
)) == NULL
) ||
287 ((mbuf
=OPENSSL_malloc(BUFSIZZ
)) == NULL
))
289 BIO_printf(bio_err
,"out of memory\n");
294 verify_error
=X509_V_OK
;
303 if (strcmp(*argv
,"-host") == 0)
305 if (--argc
< 1) goto bad
;
308 else if (strcmp(*argv
,"-port") == 0)
310 if (--argc
< 1) goto bad
;
311 port
=atoi(*(++argv
));
312 if (port
== 0) goto bad
;
314 else if (strcmp(*argv
,"-connect") == 0)
316 if (--argc
< 1) goto bad
;
317 if (!extract_host_port(*(++argv
),&host
,NULL
,&port
))
320 else if (strcmp(*argv
,"-verify") == 0)
322 verify
=SSL_VERIFY_PEER
;
323 if (--argc
< 1) goto bad
;
324 verify_depth
=atoi(*(++argv
));
325 BIO_printf(bio_err
,"verify depth is %d\n",verify_depth
);
327 else if (strcmp(*argv
,"-cert") == 0)
329 if (--argc
< 1) goto bad
;
330 cert_file
= *(++argv
);
332 else if (strcmp(*argv
,"-crl_check") == 0)
333 vflags
|= X509_V_FLAG_CRL_CHECK
;
334 else if (strcmp(*argv
,"-crl_check_all") == 0)
335 vflags
|= X509_V_FLAG_CRL_CHECK
|X509_V_FLAG_CRL_CHECK_ALL
;
336 else if (strcmp(*argv
,"-prexit") == 0)
338 else if (strcmp(*argv
,"-crlf") == 0)
340 else if (strcmp(*argv
,"-quiet") == 0)
345 else if (strcmp(*argv
,"-ign_eof") == 0)
347 else if (strcmp(*argv
,"-pause") == 0)
349 else if (strcmp(*argv
,"-debug") == 0)
351 else if (strcmp(*argv
,"-msg") == 0)
353 else if (strcmp(*argv
,"-showcerts") == 0)
355 else if (strcmp(*argv
,"-nbio_test") == 0)
357 else if (strcmp(*argv
,"-state") == 0)
359 #ifndef OPENSSL_NO_SSL2
360 else if (strcmp(*argv
,"-ssl2") == 0)
361 meth
=SSLv2_client_method();
363 #ifndef OPENSSL_NO_SSL3
364 else if (strcmp(*argv
,"-ssl3") == 0)
365 meth
=SSLv3_client_method();
367 #ifndef OPENSSL_NO_TLS1
368 else if (strcmp(*argv
,"-tls1") == 0)
369 meth
=TLSv1_client_method();
371 else if (strcmp(*argv
,"-bugs") == 0)
373 else if (strcmp(*argv
,"-key") == 0)
375 if (--argc
< 1) goto bad
;
378 else if (strcmp(*argv
,"-reconnect") == 0)
382 else if (strcmp(*argv
,"-CApath") == 0)
384 if (--argc
< 1) goto bad
;
387 else if (strcmp(*argv
,"-CAfile") == 0)
389 if (--argc
< 1) goto bad
;
392 else if (strcmp(*argv
,"-no_tls1") == 0)
393 off
|=SSL_OP_NO_TLSv1
;
394 else if (strcmp(*argv
,"-no_ssl3") == 0)
395 off
|=SSL_OP_NO_SSLv3
;
396 else if (strcmp(*argv
,"-no_ssl2") == 0)
397 off
|=SSL_OP_NO_SSLv2
;
398 else if (strcmp(*argv
,"-serverpref") == 0)
399 off
|=SSL_OP_CIPHER_SERVER_PREFERENCE
;
400 else if (strcmp(*argv
,"-cipher") == 0)
402 if (--argc
< 1) goto bad
;
406 else if (strcmp(*argv
,"-nbio") == 0)
409 else if (strcmp(*argv
,"-starttls") == 0)
411 if (--argc
< 1) goto bad
;
413 if (strcmp(*argv
,"smtp") == 0)
415 else if (strcmp(*argv
,"pop3") == 0)
420 #ifndef OPENSSL_NO_ENGINE
421 else if (strcmp(*argv
,"-engine") == 0)
423 if (--argc
< 1) goto bad
;
424 engine_id
= *(++argv
);
427 else if (strcmp(*argv
,"-rand") == 0)
429 if (--argc
< 1) goto bad
;
434 BIO_printf(bio_err
,"unknown option %s\n",*argv
);
448 OpenSSL_add_ssl_algorithms();
449 SSL_load_error_strings();
451 #ifndef OPENSSL_NO_ENGINE
452 e
= setup_engine(bio_err
, engine_id
, 1);
455 if (!app_RAND_load_file(NULL
, bio_err
, 1) && inrand
== NULL
458 BIO_printf(bio_err
,"warning, not much extra random data, consider using the -rand option\n");
461 BIO_printf(bio_err
,"%ld semi-random bytes loaded\n",
462 app_RAND_load_files(inrand
));
464 if (bio_c_out
== NULL
)
466 if (c_quiet
&& !c_debug
&& !c_msg
)
468 bio_c_out
=BIO_new(BIO_s_null());
472 if (bio_c_out
== NULL
)
473 bio_c_out
=BIO_new_fp(stdout
,BIO_NOCLOSE
);
477 ctx
=SSL_CTX_new(meth
);
480 ERR_print_errors(bio_err
);
485 SSL_CTX_set_options(ctx
,SSL_OP_ALL
|off
);
487 SSL_CTX_set_options(ctx
,off
);
489 if (state
) SSL_CTX_set_info_callback(ctx
,apps_ssl_info_callback
);
491 if(!SSL_CTX_set_cipher_list(ctx
,cipher
)) {
492 BIO_printf(bio_err
,"error setting cipher list\n");
493 ERR_print_errors(bio_err
);
498 SSL_CTX_set_cipher_list(ctx
,getenv("SSL_CIPHER"));
501 SSL_CTX_set_verify(ctx
,verify
,verify_callback
);
502 if (!set_cert_stuff(ctx
,cert_file
,key_file
))
505 if ((!SSL_CTX_load_verify_locations(ctx
,CAfile
,CApath
)) ||
506 (!SSL_CTX_set_default_verify_paths(ctx
)))
508 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
509 ERR_print_errors(bio_err
);
513 store
= SSL_CTX_get_cert_store(ctx
);
514 X509_STORE_set_flags(store
, vflags
);
517 #ifndef OPENSSL_NO_KRB5
518 if (con
&& (con
->kssl_ctx
= kssl_ctx_new()) != NULL
)
520 kssl_ctx_setstring(con
->kssl_ctx
, KSSL_SERVER
, host
);
522 #endif /* OPENSSL_NO_KRB5 */
523 /* SSL_set_cipher_list(con,"RC4-MD5"); */
527 if (init_client(&s
,host
,port
) == 0)
529 BIO_printf(bio_err
,"connect:errno=%d\n",get_last_socket_error());
533 BIO_printf(bio_c_out
,"CONNECTED(%08X)\n",s
);
539 BIO_printf(bio_c_out
,"turning on non blocking io\n");
540 if (BIO_socket_ioctl(s
,FIONBIO
,&l
) < 0)
542 ERR_print_errors(bio_err
);
547 if (c_Pause
& 0x01) con
->debug
=1;
548 sbio
=BIO_new_socket(s
,BIO_NOCLOSE
);
554 test
=BIO_new(BIO_f_nbio_test());
555 sbio
=BIO_push(test
,sbio
);
561 BIO_set_callback(sbio
,bio_dump_cb
);
562 BIO_set_callback_arg(sbio
,bio_c_out
);
566 SSL_set_msg_callback(con
, msg_cb
);
567 SSL_set_msg_callback_arg(con
, bio_c_out
);
570 SSL_set_bio(con
,sbio
,sbio
);
571 SSL_set_connect_state(con
);
573 /* ok, lets connect */
574 width
=SSL_get_fd(con
)+1;
587 /* This is an ugly hack that does a lot of assumptions */
588 if (starttls_proto
== 1)
590 BIO_read(sbio
,mbuf
,BUFSIZZ
);
591 BIO_printf(sbio
,"STARTTLS\r\n");
592 BIO_read(sbio
,sbuf
,BUFSIZZ
);
594 if (starttls_proto
== 2)
596 BIO_read(sbio
,mbuf
,BUFSIZZ
);
597 BIO_printf(sbio
,"STLS\r\n");
598 BIO_read(sbio
,sbuf
,BUFSIZZ
);
606 if (SSL_in_init(con
) && !SSL_total_renegotiations(con
))
617 print_stuff(bio_c_out
,con
,full_log
);
618 if (full_log
> 0) full_log
--;
622 BIO_printf(bio_err
,"%s",mbuf
);
623 /* We don't need to know any more */
630 BIO_printf(bio_c_out
,"drop connection and then reconnect\n");
632 SSL_set_connect_state(con
);
633 SHUTDOWN(SSL_get_fd(con
));
639 ssl_pending
= read_ssl
&& SSL_pending(con
);
643 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
646 if (read_tty
) FD_SET(fileno(stdin
),&readfds
);
647 if (write_tty
) FD_SET(fileno(stdout
),&writefds
);
650 FD_SET(SSL_get_fd(con
),&readfds
);
652 FD_SET(SSL_get_fd(con
),&writefds
);
654 if(!tty_on
|| !write_tty
) {
656 FD_SET(SSL_get_fd(con
),&readfds
);
658 FD_SET(SSL_get_fd(con
),&writefds
);
661 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
662 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
664 /* Note: under VMS with SOCKETSHR the second parameter
665 * is currently of type (int *) whereas under other
666 * systems it is (void *) if you don't have a cast it
667 * will choke the compiler: if you do have a cast then
668 * you can either go for (int *) or (void *).
670 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
671 /* Under Windows/DOS we make the assumption that we can
672 * always write to the tty: therefore if we need to
673 * write to the tty we just fall through. Otherwise
674 * we timeout the select every second and see if there
675 * are any keypresses. Note: this is a hack, in a proper
676 * Windows application we wouldn't do this.
683 i
=select(width
,(void *)&readfds
,(void *)&writefds
,
685 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
686 if(!i
&& (!_kbhit() || !read_tty
) ) continue;
688 if(!i
&& (!((_kbhit()) || (WAIT_OBJECT_0
== WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE
), 0))) || !read_tty
) ) continue;
690 } else i
=select(width
,(void *)&readfds
,(void *)&writefds
,
694 i
=select(width
,(void *)&readfds
,(void *)&writefds
,
699 BIO_printf(bio_err
,"bad select %d\n",
700 get_last_socket_error());
706 if (!ssl_pending
&& FD_ISSET(SSL_get_fd(con
),&writefds
))
708 k
=SSL_write(con
,&(cbuf
[cbuf_off
]),
709 (unsigned int)cbuf_len
);
710 switch (SSL_get_error(con
,k
))
715 if (k
<= 0) goto end
;
716 /* we have done a write(con,NULL,0); */
722 else /* if (cbuf_len > 0) */
728 case SSL_ERROR_WANT_WRITE
:
729 BIO_printf(bio_c_out
,"write W BLOCK\n");
733 case SSL_ERROR_WANT_READ
:
734 BIO_printf(bio_c_out
,"write R BLOCK\n");
739 case SSL_ERROR_WANT_X509_LOOKUP
:
740 BIO_printf(bio_c_out
,"write X BLOCK\n");
742 case SSL_ERROR_ZERO_RETURN
:
745 BIO_printf(bio_c_out
,"shutdown\n");
755 case SSL_ERROR_SYSCALL
:
756 if ((k
!= 0) || (cbuf_len
!= 0))
758 BIO_printf(bio_err
,"write:errno=%d\n",
759 get_last_socket_error());
769 ERR_print_errors(bio_err
);
773 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
774 /* Assume Windows/DOS can always write */
775 else if (!ssl_pending
&& write_tty
)
777 else if (!ssl_pending
&& FD_ISSET(fileno(stdout
),&writefds
))
780 #ifdef CHARSET_EBCDIC
781 ascii2ebcdic(&(sbuf
[sbuf_off
]),&(sbuf
[sbuf_off
]),sbuf_len
);
783 i
=write(fileno(stdout
),&(sbuf
[sbuf_off
]),sbuf_len
);
787 BIO_printf(bio_c_out
,"DONE\n");
800 else if (ssl_pending
|| FD_ISSET(SSL_get_fd(con
),&readfds
))
803 { static int iiii
; if (++iiii
== 52) { SSL_renegotiate(con
); iiii
=0; } }
806 k
=SSL_read(con
,sbuf
,1024 /* BUFSIZZ */ );
808 /* Demo for pending and peek :-) */
809 k
=SSL_read(con
,sbuf
,16);
811 printf("read=%d pending=%d peek=%d\n",k
,SSL_pending(con
),SSL_peek(con
,zbuf
,10240));
815 switch (SSL_get_error(con
,k
))
826 case SSL_ERROR_WANT_WRITE
:
827 BIO_printf(bio_c_out
,"read W BLOCK\n");
831 case SSL_ERROR_WANT_READ
:
832 BIO_printf(bio_c_out
,"read R BLOCK\n");
835 if ((read_tty
== 0) && (write_ssl
== 0))
838 case SSL_ERROR_WANT_X509_LOOKUP
:
839 BIO_printf(bio_c_out
,"read X BLOCK\n");
841 case SSL_ERROR_SYSCALL
:
842 BIO_printf(bio_err
,"read:errno=%d\n",get_last_socket_error());
844 case SSL_ERROR_ZERO_RETURN
:
845 BIO_printf(bio_c_out
,"closed\n");
848 ERR_print_errors(bio_err
);
854 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
855 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
858 else if ((_kbhit()) || (WAIT_OBJECT_0
== WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE
), 0)))
861 else if (FD_ISSET(fileno(stdin
),&readfds
))
868 i
=read(fileno(stdin
),cbuf
,BUFSIZZ
/2);
870 /* both loops are skipped when i <= 0 */
871 for (j
= 0; j
< i
; j
++)
874 for (j
= i
-1; j
>= 0; j
--)
876 cbuf
[j
+lf_num
] = cbuf
[j
];
881 cbuf
[j
+lf_num
] = '\r';
887 i
=read(fileno(stdin
),cbuf
,BUFSIZZ
);
889 if ((!c_ign_eof
) && ((i
<= 0) || (cbuf
[0] == 'Q')))
891 BIO_printf(bio_err
,"DONE\n");
895 if ((!c_ign_eof
) && (cbuf
[0] == 'R'))
897 BIO_printf(bio_err
,"RENEGOTIATING\n");
898 SSL_renegotiate(con
);
905 #ifdef CHARSET_EBCDIC
906 ebcdic2ascii(cbuf
, cbuf
, i
);
916 SHUTDOWN(SSL_get_fd(con
));
919 if(prexit
) print_stuff(bio_c_out
,con
,1);
920 if (con
!= NULL
) SSL_free(con
);
921 if (con2
!= NULL
) SSL_free(con2
);
922 if (ctx
!= NULL
) SSL_CTX_free(ctx
);
923 if (cbuf
!= NULL
) { OPENSSL_cleanse(cbuf
,BUFSIZZ
); OPENSSL_free(cbuf
); }
924 if (sbuf
!= NULL
) { OPENSSL_cleanse(sbuf
,BUFSIZZ
); OPENSSL_free(sbuf
); }
925 if (mbuf
!= NULL
) { OPENSSL_cleanse(mbuf
,BUFSIZZ
); OPENSSL_free(mbuf
); }
926 if (bio_c_out
!= NULL
)
936 static void print_stuff(BIO
*bio
, SSL
*s
, int full
)
940 static char *space
=" ";
943 STACK_OF(X509_NAME
) *sk2
;
952 sk
=SSL_get_peer_cert_chain(s
);
955 got_a_chain
= 1; /* we don't have it for SSL2 (yet) */
957 BIO_printf(bio
,"---\nCertificate chain\n");
958 for (i
=0; i
<sk_X509_num(sk
); i
++)
960 X509_NAME_oneline(X509_get_subject_name(
961 sk_X509_value(sk
,i
)),buf
,sizeof buf
);
962 BIO_printf(bio
,"%2d s:%s\n",i
,buf
);
963 X509_NAME_oneline(X509_get_issuer_name(
964 sk_X509_value(sk
,i
)),buf
,sizeof buf
);
965 BIO_printf(bio
," i:%s\n",buf
);
967 PEM_write_bio_X509(bio
,sk_X509_value(sk
,i
));
971 BIO_printf(bio
,"---\n");
972 peer
=SSL_get_peer_certificate(s
);
975 BIO_printf(bio
,"Server certificate\n");
976 if (!(c_showcerts
&& got_a_chain
)) /* Redundant if we showed the whole chain */
977 PEM_write_bio_X509(bio
,peer
);
978 X509_NAME_oneline(X509_get_subject_name(peer
),
980 BIO_printf(bio
,"subject=%s\n",buf
);
981 X509_NAME_oneline(X509_get_issuer_name(peer
),
983 BIO_printf(bio
,"issuer=%s\n",buf
);
986 BIO_printf(bio
,"no peer certificate available\n");
988 sk2
=SSL_get_client_CA_list(s
);
989 if ((sk2
!= NULL
) && (sk_X509_NAME_num(sk2
) > 0))
991 BIO_printf(bio
,"---\nAcceptable client certificate CA names\n");
992 for (i
=0; i
<sk_X509_NAME_num(sk2
); i
++)
994 xn
=sk_X509_NAME_value(sk2
,i
);
995 X509_NAME_oneline(xn
,buf
,sizeof(buf
));
996 BIO_write(bio
,buf
,strlen(buf
));
997 BIO_write(bio
,"\n",1);
1002 BIO_printf(bio
,"---\nNo client certificate CA names sent\n");
1004 p
=SSL_get_shared_ciphers(s
,buf
,sizeof buf
);
1007 /* This works only for SSL 2. In later protocol
1008 * versions, the client does not know what other
1009 * ciphers (in addition to the one to be used
1010 * in the current connection) the server supports. */
1012 BIO_printf(bio
,"---\nCiphers common between both SSL endpoints:\n");
1018 BIO_write(bio
,space
,15-j
%25);
1021 BIO_write(bio
,((i
%3)?" ":"\n"),1);
1030 BIO_write(bio
,"\n",1);
1033 BIO_printf(bio
,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
1034 BIO_number_read(SSL_get_rbio(s
)),
1035 BIO_number_written(SSL_get_wbio(s
)));
1037 BIO_printf(bio
,((s
->hit
)?"---\nReused, ":"---\nNew, "));
1038 c
=SSL_get_current_cipher(s
);
1039 BIO_printf(bio
,"%s, Cipher is %s\n",
1040 SSL_CIPHER_get_version(c
),
1041 SSL_CIPHER_get_name(c
));
1044 pktmp
= X509_get_pubkey(peer
);
1045 BIO_printf(bio
,"Server public key is %d bit\n",
1046 EVP_PKEY_bits(pktmp
));
1047 EVP_PKEY_free(pktmp
);
1049 SSL_SESSION_print(bio
,SSL_get_session(s
));
1050 BIO_printf(bio
,"---\n");
1053 /* flush, or debugging output gets mixed with http response */