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_WINDOWS
143 #ifdef OPENSSL_SYS_WINCE
144 /* Windows CE incorrectly defines fileno as returning void*, so to avoid problems below... */
148 #define fileno(a) (int)_fileno(a)
152 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
153 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
158 #define PROG s_client_main
160 /*#define SSL_HOST_NAME "www.netscape.com" */
161 /*#define SSL_HOST_NAME "193.118.187.102" */
162 #define SSL_HOST_NAME "localhost"
164 /*#define TEST_CERT "client.pem" */ /* no default cert. */
167 #define BUFSIZZ 1024*8
169 extern int verify_depth;
170 extern int verify_error;
175 static int c_Pause=0;
176 static int c_debug=0;
178 static int c_showcerts=0;
180 static void sc_usage(void);
181 static void print_stuff(BIO *berr,SSL *con,int full);
182 static BIO *bio_c_out=NULL;
183 static int c_quiet=0;
184 static int c_ign_eof=0;
186 static void sc_usage(void)
188 BIO_printf(bio_err,"usage: s_client args\n");
189 BIO_printf(bio_err,"\n");
190 BIO_printf(bio_err," -host host - use -connect instead\n");
191 BIO_printf(bio_err," -port port - use -connect instead\n");
192 BIO_printf(bio_err," -connect host:port - who to connect to (default is %s:%s)\n",SSL_HOST_NAME,PORT_STR);
194 BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n");
195 BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n");
196 BIO_printf(bio_err," -key arg - Private key file to use, PEM format assumed, in cert file if\n");
197 BIO_printf(bio_err," not specified but cert file is.\n");
198 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
199 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
200 BIO_printf(bio_err," -reconnect - Drop and re-make the connection with the same Session-ID\n");
201 BIO_printf(bio_err," -pause - sleep(1) after each read(2) and write(2) system call\n");
202 BIO_printf(bio_err," -showcerts - show all certificates in the chain\n");
203 BIO_printf(bio_err," -debug - extra output\n");
204 BIO_printf(bio_err," -msg - Show protocol messages\n");
205 BIO_printf(bio_err," -nbio_test - more ssl protocol testing\n");
206 BIO_printf(bio_err," -state - print the 'ssl' states\n");
208 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
210 BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
211 BIO_printf(bio_err," -quiet - no s_client output\n");
212 BIO_printf(bio_err," -ign_eof - ignore input eof (default when -quiet)\n");
213 BIO_printf(bio_err," -ssl2 - just use SSLv2\n");
214 BIO_printf(bio_err," -ssl3 - just use SSLv3\n");
215 BIO_printf(bio_err," -tls1 - just use TLSv1\n");
216 BIO_printf(bio_err," -no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
217 BIO_printf(bio_err," -bugs - Switch on all SSL implementation bug workarounds\n");
218 BIO_printf(bio_err," -serverpref - Use server's cipher preferences (only SSLv2)\n");
219 BIO_printf(bio_err," -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
220 BIO_printf(bio_err," command to see what is available\n");
221 BIO_printf(bio_err," -starttls prot - use the STARTTLS command before starting TLS\n");
222 BIO_printf(bio_err," for those protocols that support it, where\n");
223 BIO_printf(bio_err," 'prot' defines which one to assume. Currently,\n");
224 BIO_printf(bio_err," only \"smtp\" is supported.\n");
225 BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
226 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
230 int MAIN(int, char **);
232 int MAIN(int argc, char **argv)
235 SSL *con=NULL,*con2=NULL;
236 X509_STORE *store = NULL;
237 int s,k,width,state=0;
238 char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL;
239 int cbuf_len,cbuf_off;
240 int sbuf_len,sbuf_off;
241 fd_set readfds,writefds;
244 char *host=SSL_HOST_NAME;
245 char *cert_file=NULL,*key_file=NULL;
246 char *CApath=NULL,*CAfile=NULL,*cipher=NULL;
247 int reconnect=0,badop=0,verify=SSL_VERIFY_NONE,bugs=0;
249 int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending;
251 int ret=1,in_init=1,i,nbio_test=0;
252 int smtp_starttls = 0;
253 int prexit = 0, vflags = 0;
254 SSL_METHOD *meth=NULL;
257 char *engine_id=NULL;
259 #ifdef OPENSSL_SYS_WINDOWS
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)
418 else if (strcmp(*argv,"-engine") == 0)
420 if (--argc < 1) goto bad;
421 engine_id = *(++argv);
423 else if (strcmp(*argv,"-rand") == 0)
425 if (--argc < 1) goto bad;
430 BIO_printf(bio_err,"unknown option %s\n",*argv);
444 OpenSSL_add_ssl_algorithms();
445 SSL_load_error_strings();
447 e = setup_engine(bio_err, engine_id, 1);
449 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
452 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
455 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
456 app_RAND_load_files(inrand));
458 if (bio_c_out == NULL)
460 if (c_quiet && !c_debug && !c_msg)
462 bio_c_out=BIO_new(BIO_s_null());
466 if (bio_c_out == NULL)
467 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
471 ctx=SSL_CTX_new(meth);
474 ERR_print_errors(bio_err);
479 SSL_CTX_set_options(ctx,SSL_OP_ALL|off);
481 SSL_CTX_set_options(ctx,off);
483 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
485 if(!SSL_CTX_set_cipher_list(ctx,cipher)) {
486 BIO_printf(bio_err,"error setting cipher list\n");
487 ERR_print_errors(bio_err);
492 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
495 SSL_CTX_set_verify(ctx,verify,verify_callback);
496 if (!set_cert_stuff(ctx,cert_file,key_file))
499 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
500 (!SSL_CTX_set_default_verify_paths(ctx)))
502 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
503 ERR_print_errors(bio_err);
507 store = SSL_CTX_get_cert_store(ctx);
508 X509_STORE_set_flags(store, vflags);
511 #ifndef OPENSSL_NO_KRB5
512 if (con && (con->kssl_ctx = kssl_ctx_new()) != NULL)
514 kssl_ctx_setstring(con->kssl_ctx, KSSL_SERVER, host);
516 #endif /* OPENSSL_NO_KRB5 */
517 /* SSL_set_cipher_list(con,"RC4-MD5"); */
521 if (init_client(&s,host,port) == 0)
523 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
527 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
533 BIO_printf(bio_c_out,"turning on non blocking io\n");
534 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
536 ERR_print_errors(bio_err);
541 if (c_Pause & 0x01) con->debug=1;
542 sbio=BIO_new_socket(s,BIO_NOCLOSE);
548 test=BIO_new(BIO_f_nbio_test());
549 sbio=BIO_push(test,sbio);
555 BIO_set_callback(sbio,bio_dump_cb);
556 BIO_set_callback_arg(sbio,bio_c_out);
560 SSL_set_msg_callback(con, msg_cb);
561 SSL_set_msg_callback_arg(con, bio_c_out);
564 SSL_set_bio(con,sbio,sbio);
565 SSL_set_connect_state(con);
567 /* ok, lets connect */
568 width=SSL_get_fd(con)+1;
581 /* This is an ugly hack that does a lot of assumptions */
584 BIO_read(sbio,mbuf,BUFSIZZ);
585 BIO_printf(sbio,"STARTTLS\r\n");
586 BIO_read(sbio,sbuf,BUFSIZZ);
594 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
605 print_stuff(bio_c_out,con,full_log);
606 if (full_log > 0) full_log--;
610 BIO_printf(bio_err,"%s",mbuf);
611 /* We don't need to know any more */
618 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
620 SSL_set_connect_state(con);
621 SHUTDOWN(SSL_get_fd(con));
627 ssl_pending = read_ssl && SSL_pending(con);
631 #ifndef OPENSSL_SYS_WINDOWS
634 if (read_tty) FD_SET(fileno(stdin),&readfds);
635 if (write_tty) FD_SET(fileno(stdout),&writefds);
638 FD_SET(SSL_get_fd(con),&readfds);
640 FD_SET(SSL_get_fd(con),&writefds);
642 if(!tty_on || !write_tty) {
644 FD_SET(SSL_get_fd(con),&readfds);
646 FD_SET(SSL_get_fd(con),&writefds);
649 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
650 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
652 /* Note: under VMS with SOCKETSHR the second parameter
653 * is currently of type (int *) whereas under other
654 * systems it is (void *) if you don't have a cast it
655 * will choke the compiler: if you do have a cast then
656 * you can either go for (int *) or (void *).
658 #ifdef OPENSSL_SYS_WINDOWS
659 /* Under Windows we make the assumption that we can
660 * always write to the tty: therefore if we need to
661 * write to the tty we just fall through. Otherwise
662 * we timeout the select every second and see if there
663 * are any keypresses. Note: this is a hack, in a proper
664 * Windows application we wouldn't do this.
671 i=select(width,(void *)&readfds,(void *)&writefds,
673 #ifdef OPENSSL_SYS_WINCE
674 if(!i && (!_kbhit() || !read_tty) ) continue;
676 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
678 } else i=select(width,(void *)&readfds,(void *)&writefds,
682 i=select(width,(void *)&readfds,(void *)&writefds,
687 BIO_printf(bio_err,"bad select %d\n",
688 get_last_socket_error());
694 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
696 k=SSL_write(con,&(cbuf[cbuf_off]),
697 (unsigned int)cbuf_len);
698 switch (SSL_get_error(con,k))
703 if (k <= 0) goto end;
704 /* we have done a write(con,NULL,0); */
710 else /* if (cbuf_len > 0) */
716 case SSL_ERROR_WANT_WRITE:
717 BIO_printf(bio_c_out,"write W BLOCK\n");
721 case SSL_ERROR_WANT_READ:
722 BIO_printf(bio_c_out,"write R BLOCK\n");
727 case SSL_ERROR_WANT_X509_LOOKUP:
728 BIO_printf(bio_c_out,"write X BLOCK\n");
730 case SSL_ERROR_ZERO_RETURN:
733 BIO_printf(bio_c_out,"shutdown\n");
743 case SSL_ERROR_SYSCALL:
744 if ((k != 0) || (cbuf_len != 0))
746 BIO_printf(bio_err,"write:errno=%d\n",
747 get_last_socket_error());
757 ERR_print_errors(bio_err);
761 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
762 /* Assume Windows/DOS can always write */
763 else if (!ssl_pending && write_tty)
765 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
768 #ifdef CHARSET_EBCDIC
769 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
771 i=write(fileno(stdout),&(sbuf[sbuf_off]),sbuf_len);
775 BIO_printf(bio_c_out,"DONE\n");
788 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
791 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
794 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
796 /* Demo for pending and peek :-) */
797 k=SSL_read(con,sbuf,16);
799 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
803 switch (SSL_get_error(con,k))
814 case SSL_ERROR_WANT_WRITE:
815 BIO_printf(bio_c_out,"read W BLOCK\n");
819 case SSL_ERROR_WANT_READ:
820 BIO_printf(bio_c_out,"read R BLOCK\n");
823 if ((read_tty == 0) && (write_ssl == 0))
826 case SSL_ERROR_WANT_X509_LOOKUP:
827 BIO_printf(bio_c_out,"read X BLOCK\n");
829 case SSL_ERROR_SYSCALL:
830 BIO_printf(bio_err,"read:errno=%d\n",get_last_socket_error());
832 case SSL_ERROR_ZERO_RETURN:
833 BIO_printf(bio_c_out,"closed\n");
836 ERR_print_errors(bio_err);
842 #ifdef OPENSSL_SYS_WINDOWS
843 #ifdef OPENSSL_SYS_WINCE
846 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
849 else if (FD_ISSET(fileno(stdin),&readfds))
856 i=read(fileno(stdin),cbuf,BUFSIZZ/2);
858 /* both loops are skipped when i <= 0 */
859 for (j = 0; j < i; j++)
862 for (j = i-1; j >= 0; j--)
864 cbuf[j+lf_num] = cbuf[j];
869 cbuf[j+lf_num] = '\r';
875 i=read(fileno(stdin),cbuf,BUFSIZZ);
877 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
879 BIO_printf(bio_err,"DONE\n");
883 if ((!c_ign_eof) && (cbuf[0] == 'R'))
885 BIO_printf(bio_err,"RENEGOTIATING\n");
886 SSL_renegotiate(con);
893 #ifdef CHARSET_EBCDIC
894 ebcdic2ascii(cbuf, cbuf, i);
904 SHUTDOWN(SSL_get_fd(con));
907 if(prexit) print_stuff(bio_c_out,con,1);
908 if (con != NULL) SSL_free(con);
909 if (con2 != NULL) SSL_free(con2);
910 if (ctx != NULL) SSL_CTX_free(ctx);
911 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
912 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
913 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
914 if (bio_c_out != NULL)
924 static void print_stuff(BIO *bio, SSL *s, int full)
928 static char *space=" ";
931 STACK_OF(X509_NAME) *sk2;
940 sk=SSL_get_peer_cert_chain(s);
943 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
945 BIO_printf(bio,"---\nCertificate chain\n");
946 for (i=0; i<sk_X509_num(sk); i++)
948 X509_NAME_oneline(X509_get_subject_name(
949 sk_X509_value(sk,i)),buf,sizeof buf);
950 BIO_printf(bio,"%2d s:%s\n",i,buf);
951 X509_NAME_oneline(X509_get_issuer_name(
952 sk_X509_value(sk,i)),buf,sizeof buf);
953 BIO_printf(bio," i:%s\n",buf);
955 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
959 BIO_printf(bio,"---\n");
960 peer=SSL_get_peer_certificate(s);
963 BIO_printf(bio,"Server certificate\n");
964 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
965 PEM_write_bio_X509(bio,peer);
966 X509_NAME_oneline(X509_get_subject_name(peer),
968 BIO_printf(bio,"subject=%s\n",buf);
969 X509_NAME_oneline(X509_get_issuer_name(peer),
971 BIO_printf(bio,"issuer=%s\n",buf);
974 BIO_printf(bio,"no peer certificate available\n");
976 sk2=SSL_get_client_CA_list(s);
977 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
979 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
980 for (i=0; i<sk_X509_NAME_num(sk2); i++)
982 xn=sk_X509_NAME_value(sk2,i);
983 X509_NAME_oneline(xn,buf,sizeof(buf));
984 BIO_write(bio,buf,strlen(buf));
985 BIO_write(bio,"\n",1);
990 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
992 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
995 /* This works only for SSL 2. In later protocol
996 * versions, the client does not know what other
997 * ciphers (in addition to the one to be used
998 * in the current connection) the server supports. */
1000 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
1006 BIO_write(bio,space,15-j%25);
1009 BIO_write(bio,((i%3)?" ":"\n"),1);
1018 BIO_write(bio,"\n",1);
1021 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
1022 BIO_number_read(SSL_get_rbio(s)),
1023 BIO_number_written(SSL_get_wbio(s)));
1025 BIO_printf(bio,((s->hit)?"---\nReused, ":"---\nNew, "));
1026 c=SSL_get_current_cipher(s);
1027 BIO_printf(bio,"%s, Cipher is %s\n",
1028 SSL_CIPHER_get_version(c),
1029 SSL_CIPHER_get_name(c));
1032 pktmp = X509_get_pubkey(peer);
1033 BIO_printf(bio,"Server public key is %d bit\n",
1034 EVP_PKEY_bits(pktmp));
1035 EVP_PKEY_free(pktmp);
1037 SSL_SESSION_print(bio,SSL_get_session(s));
1038 BIO_printf(bio,"---\n");
1041 /* flush, or debugging output gets mixed with http response */