Annotation of src/usr.bin/openssl/s_client.c, Revision 1.50
1.50 ! inoguchi 1: /* $OpenBSD: s_client.c,v 1.49 2020/07/09 14:09:19 inoguchi Exp $ */
1.1 jsing 2: /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3: * All rights reserved.
4: *
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.
8: *
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).
15: *
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.
22: *
23: * Redistribution and use in source and binary forms, with or without
24: * modification, are permitted provided that the following conditions
25: * are met:
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)"
40: *
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
51: * SUCH DAMAGE.
52: *
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.]
57: */
58: /* ====================================================================
59: * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
60: *
61: * Redistribution and use in source and binary forms, with or without
62: * modification, are permitted provided that the following conditions
63: * are met:
64: *
65: * 1. Redistributions of source code must retain the above copyright
66: * notice, this list of conditions and the following disclaimer.
67: *
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
71: * distribution.
72: *
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/)"
77: *
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.
82: *
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.
86: *
87: * 6. Redistributions of any form whatsoever must retain the following
88: * acknowledgment:
89: * "This product includes software developed by the OpenSSL Project
90: * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
91: *
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: * ====================================================================
105: *
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).
109: *
110: */
111: /* ====================================================================
112: * Copyright 2005 Nokia. All rights reserved.
113: *
114: * The portions of the attached software ("Contribution") is developed by
115: * Nokia Corporation and is licensed pursuant to the OpenSSL open source
116: * license.
117: *
118: * The Contribution, originally written by Mika Kousa and Pasi Eronen of
119: * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
120: * support (see RFC 4279) to OpenSSL.
121: *
122: * No patent licenses or other rights except those expressly stated in
123: * the OpenSSL open source license shall be deemed granted or received
124: * expressly, by implication, estoppel, or otherwise.
125: *
126: * No assurances are provided by Nokia that the Contribution does not
127: * infringe the patent or other intellectual property rights of any third
128: * party or that the license provides you with all the necessary rights
129: * to make use of the Contribution.
130: *
131: * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
132: * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
133: * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
134: * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
135: * OTHERWISE.
136: */
137:
138: #include <sys/types.h>
139: #include <sys/socket.h>
140:
141: #include <netinet/in.h>
142:
143: #include <assert.h>
144: #include <ctype.h>
145: #include <limits.h>
146: #include <netdb.h>
147: #include <stdio.h>
148: #include <stdlib.h>
149: #include <string.h>
150: #include <unistd.h>
1.9 deraadt 151: #include <poll.h>
1.1 jsing 152:
153: #include "apps.h"
154:
155: #include <openssl/bn.h>
156: #include <openssl/err.h>
157: #include <openssl/ocsp.h>
158: #include <openssl/pem.h>
159: #include <openssl/ssl.h>
160: #include <openssl/x509.h>
161:
162: #include "s_apps.h"
163: #include "timeouts.h"
164:
165: /*#define SSL_HOST_NAME "www.netscape.com" */
166: /*#define SSL_HOST_NAME "193.118.187.102" */
167: #define SSL_HOST_NAME "localhost"
168:
169: /*#define TEST_CERT "client.pem" *//* no default cert. */
170:
171: #define BUFSIZZ 1024*8
172:
173: static void sc_usage(void);
174: static void print_stuff(BIO * berr, SSL * con, int full);
175: static int ocsp_resp_cb(SSL * s, void *arg);
176:
1.47 inoguchi 177: enum {
178: PROTO_OFF = 0,
179: PROTO_SMTP,
180: PROTO_LMTP,
181: PROTO_POP3,
182: PROTO_IMAP,
183: PROTO_FTP,
184: PROTO_XMPP,
185: };
186:
187: static struct {
188: int af;
189: char *alpn_in;
190: int bugs;
191: char *CAfile;
192: char *CApath;
193: char *cert_file;
194: int cert_format;
195: char *cipher;
196: unsigned int clr;
197: char *connect;
198: int crlf;
1.48 inoguchi 199: int debug;
1.47 inoguchi 200: int enable_timeouts;
201: const char *errstr;
202: char *groups_in;
203: char *host;
1.48 inoguchi 204: int ign_eof;
1.47 inoguchi 205: char *key_file;
206: int key_format;
207: char *keymatexportlabel;
208: int keymatexportlen;
209: uint16_t max_version;
210: uint16_t min_version;
211: const SSL_METHOD *meth;
1.48 inoguchi 212: int msg;
213: int nbio;
1.47 inoguchi 214: int nbio_test;
215: char *npn_in;
216: unsigned int off;
217: char *passarg;
1.48 inoguchi 218: int pause;
1.47 inoguchi 219: int peekaboo;
220: char *port;
221: int prexit;
222: char *proxy;
1.48 inoguchi 223: int quiet;
1.47 inoguchi 224: int reconnect;
225: char *servername;
226: char *sess_in;
227: char *sess_out;
1.48 inoguchi 228: int showcerts;
1.47 inoguchi 229: int socket_type;
230: long socket_mtu;
231: #ifndef OPENSSL_NO_SRTP
232: char *srtp_profiles;
233: #endif
234: int starttls_proto;
235: int state;
1.48 inoguchi 236: int status_req;
237: int tlsextdebug;
1.47 inoguchi 238: int verify;
239: X509_VERIFY_PARAM *vpm;
240: char *xmpphost;
241: } s_client_config;
242:
243: static int
244: s_client_opt_keymatexportlen(char *arg)
245: {
246: s_client_config.keymatexportlen = strtonum(arg, 1, INT_MAX,
247: &s_client_config.errstr);
248: if (s_client_config.errstr != NULL) {
249: BIO_printf(bio_err, "invalid argument %s: %s\n",
250: arg, s_client_config.errstr);
251: return (1);
252: }
253: return (0);
254: }
255:
256: #ifndef OPENSSL_NO_DTLS1
257: static int
258: s_client_opt_mtu(char *arg)
259: {
260: s_client_config.socket_mtu = strtonum(arg, 0, LONG_MAX,
261: &s_client_config.errstr);
262: if (s_client_config.errstr != NULL) {
263: BIO_printf(bio_err, "invalid argument %s: %s\n",
264: arg, s_client_config.errstr);
265: return (1);
266: }
267: return (0);
268: }
269: #endif
270:
271: static int
272: s_client_opt_port(char *arg)
273: {
274: if (*arg == '\0')
275: return (1);
276:
277: s_client_config.port = arg;
278: return (0);
279: }
280:
281: #ifndef OPENSSL_NO_DTLS1
282: static int
283: s_client_opt_protocol_version_dtls1(void)
284: {
285: s_client_config.meth = DTLS_client_method();
286: s_client_config.socket_type = SOCK_DGRAM;
287: return (0);
288: }
289: #endif
290:
291: static int
292: s_client_opt_protocol_version_tls1(void)
293: {
294: s_client_config.min_version = TLS1_VERSION;
295: s_client_config.max_version = TLS1_VERSION;
296: return (0);
297: }
298:
299: static int
300: s_client_opt_protocol_version_tls1_1(void)
301: {
302: s_client_config.min_version = TLS1_1_VERSION;
303: s_client_config.max_version = TLS1_1_VERSION;
304: return (0);
305: }
306:
307: static int
308: s_client_opt_protocol_version_tls1_2(void)
309: {
310: s_client_config.min_version = TLS1_2_VERSION;
311: s_client_config.max_version = TLS1_2_VERSION;
312: return (0);
313: }
314:
315: static int
316: s_client_opt_protocol_version_tls1_3(void)
317: {
318: s_client_config.min_version = TLS1_3_VERSION;
319: s_client_config.max_version = TLS1_3_VERSION;
320: return (0);
321: }
322:
323: static int
324: s_client_opt_quiet(void)
325: {
1.48 inoguchi 326: s_client_config.quiet = 1;
327: s_client_config.ign_eof = 1;
1.47 inoguchi 328: return (0);
329: }
330:
331: static int
332: s_client_opt_starttls(char *arg)
333: {
334: if (strcmp(arg, "smtp") == 0)
335: s_client_config.starttls_proto = PROTO_SMTP;
336: else if (strcmp(arg, "lmtp") == 0)
337: s_client_config.starttls_proto = PROTO_LMTP;
338: else if (strcmp(arg, "pop3") == 0)
339: s_client_config.starttls_proto = PROTO_POP3;
340: else if (strcmp(arg, "imap") == 0)
341: s_client_config.starttls_proto = PROTO_IMAP;
342: else if (strcmp(arg, "ftp") == 0)
343: s_client_config.starttls_proto = PROTO_FTP;
344: else if (strcmp(arg, "xmpp") == 0)
345: s_client_config.starttls_proto = PROTO_XMPP;
346: else
347: return (1);
348: return (0);
349: }
350:
351: static int
352: s_client_opt_verify(char *arg)
353: {
354: s_client_config.verify = SSL_VERIFY_PEER;
355:
356: verify_depth = strtonum(arg, 0, INT_MAX, &s_client_config.errstr);
357: if (s_client_config.errstr != NULL) {
358: BIO_printf(bio_err, "invalid argument %s: %s\n",
359: arg, s_client_config.errstr);
360: return (1);
361: }
362: BIO_printf(bio_err, "verify depth is %d\n", verify_depth);
363: return (0);
364: }
365:
366: static int
367: s_client_opt_verify_param(int argc, char **argv, int *argsused)
368: {
369: char **pargs = argv;
370: int pargc = argc;
371: int badarg = 0;
372:
373: if (!args_verify(&pargs, &pargc, &badarg, bio_err,
374: &s_client_config.vpm)) {
375: BIO_printf(bio_err, "unknown option %s\n", *argv);
376: return (1);
377: }
378: if (badarg)
379: return (1);
380:
381: *argsused = argc - pargc;
382: return (0);
383: }
384:
385: static const struct option s_client_options[] = {
386: {
387: .name = "4",
388: .desc = "Use IPv4 only",
389: .type = OPTION_VALUE,
390: .opt.value = &s_client_config.af,
391: .value = AF_INET,
392: },
393: {
394: .name = "6",
395: .desc = "Use IPv6 only",
396: .type = OPTION_VALUE,
397: .opt.value = &s_client_config.af,
398: .value = AF_INET6,
399: },
400: {
401: .name = "alpn",
402: .argname = "protocols",
403: .desc = "Set the advertised protocols for ALPN"
404: " (comma-separated list)",
405: .type = OPTION_ARG,
406: .opt.arg = &s_client_config.alpn_in,
407: },
408: {
409: .name = "bugs",
410: .desc = "Enable various workarounds for buggy implementations",
411: .type = OPTION_FLAG,
412: .opt.flag = &s_client_config.bugs,
413: },
414: {
415: .name = "CAfile",
416: .argname = "file",
417: .desc = "PEM format file of CA certificates",
418: .type = OPTION_ARG,
419: .opt.arg = &s_client_config.CAfile,
420: },
421: {
422: .name = "CApath",
423: .argname = "directory",
424: .desc = "PEM format directory of CA certificates",
425: .type = OPTION_ARG,
426: .opt.arg = &s_client_config.CApath,
427: },
428: {
429: .name = "cert",
430: .argname = "file",
431: .desc = "Certificate file to use, PEM format assumed",
432: .type = OPTION_ARG,
433: .opt.arg = &s_client_config.cert_file,
434: },
435: {
436: .name = "certform",
437: .argname = "fmt",
438: .desc = "Certificate format (PEM or DER) PEM default",
439: .type = OPTION_ARG_FORMAT,
440: .opt.value = &s_client_config.cert_format,
441: },
442: {
443: .name = "cipher",
444: .argname = "cipherlist",
445: .desc = "Preferred cipher to use (see 'openssl ciphers')",
446: .type = OPTION_ARG,
447: .opt.arg = &s_client_config.cipher,
448: },
449: {
450: .name = "connect",
451: .argname = "host:port",
452: .desc = "Who to connect to (default is localhost:4433)",
453: .type = OPTION_ARG,
454: .opt.arg = &s_client_config.connect,
455: },
456: {
457: .name = "crlf",
458: .desc = "Convert LF from terminal into CRLF",
459: .type = OPTION_FLAG,
460: .opt.flag = &s_client_config.crlf,
461: },
462: {
463: .name = "debug",
464: .desc = "Print extensive debugging information",
465: .type = OPTION_FLAG,
1.48 inoguchi 466: .opt.flag = &s_client_config.debug,
1.47 inoguchi 467: },
468: #ifndef OPENSSL_NO_DTLS1
469: {
470: .name = "dtls1",
471: .desc = "Just use DTLSv1",
472: .type = OPTION_FUNC,
473: .opt.func = s_client_opt_protocol_version_dtls1,
474: },
475: #endif
476: {
477: .name = "groups",
478: .argname = "list",
479: .desc = "Specify EC groups (colon-separated list)",
480: .type = OPTION_ARG,
481: .opt.arg = &s_client_config.groups_in,
482: },
483: {
484: .name = "host",
485: .argname = "host",
486: .desc = "Use -connect instead",
487: .type = OPTION_ARG,
488: .opt.arg = &s_client_config.host,
489: },
490: {
491: .name = "ign_eof",
492: .desc = "Ignore input EOF (default when -quiet)",
493: .type = OPTION_VALUE,
1.48 inoguchi 494: .opt.value = &s_client_config.ign_eof,
1.47 inoguchi 495: .value = 1,
496: },
497: {
498: .name = "key",
499: .argname = "file",
500: .desc = "Private key file to use, if not, -cert file is used",
501: .type = OPTION_ARG,
502: .opt.arg = &s_client_config.key_file,
503: },
504: {
505: .name = "keyform",
506: .argname = "fmt",
507: .desc = "Key format (PEM or DER) PEM default",
508: .type = OPTION_ARG_FORMAT,
509: .opt.value = &s_client_config.key_format,
510: },
511: {
512: .name = "keymatexport",
513: .argname = "label",
514: .desc = "Export keying material using label",
515: .type = OPTION_ARG,
516: .opt.arg = &s_client_config.keymatexportlabel,
517: },
518: {
519: .name = "keymatexportlen",
520: .argname = "len",
521: .desc = "Export len bytes of keying material (default 20)",
522: .type = OPTION_ARG_FUNC,
523: .opt.argfunc = s_client_opt_keymatexportlen,
524: },
525: {
526: .name = "legacy_renegotiation",
527: .type = OPTION_DISCARD,
528: },
529: {
530: .name = "legacy_server_connect",
531: .desc = "Allow initial connection to servers that don't support RI",
532: .type = OPTION_VALUE_OR,
533: .opt.value = &s_client_config.off,
534: .value = SSL_OP_LEGACY_SERVER_CONNECT,
535: },
536: {
537: .name = "msg",
538: .desc = "Show all protocol messages with hex dump",
539: .type = OPTION_FLAG,
1.48 inoguchi 540: .opt.flag = &s_client_config.msg,
1.47 inoguchi 541: },
542: #ifndef OPENSSL_NO_DTLS1
543: {
544: .name = "mtu",
545: .argname = "mtu",
546: .desc = "Set the link layer MTU on DTLS connections",
547: .type = OPTION_ARG_FUNC,
548: .opt.argfunc = s_client_opt_mtu,
549: },
550: #endif
551: {
552: .name = "nbio",
553: .desc = "Turn on non-blocking I/O",
554: .type = OPTION_FLAG,
1.48 inoguchi 555: .opt.flag = &s_client_config.nbio,
1.47 inoguchi 556: },
557: {
558: .name = "nbio_test",
559: .desc = "Test non-blocking I/O",
560: .type = OPTION_FLAG,
561: .opt.flag = &s_client_config.nbio_test,
562: },
563: {
564: .name = "nextprotoneg",
565: .argname = "protocols",
566: .type = OPTION_ARG,
567: .opt.arg = &s_client_config.npn_in, /* Ignored. */
568: },
569: {
570: .name = "no_comp",
571: .type = OPTION_VALUE_OR,
572: .opt.value = &s_client_config.off,
573: .value = SSL_OP_NO_COMPRESSION,
574: },
575: {
576: .name = "no_ign_eof",
577: .desc = "Don't ignore input EOF",
578: .type = OPTION_VALUE,
1.48 inoguchi 579: .opt.value = &s_client_config.ign_eof,
1.47 inoguchi 580: .value = 0,
581: },
582: {
583: .name = "no_legacy_server_connect",
584: .desc = "Disallow initial connection to servers that don't support RI",
585: .type = OPTION_VALUE_OR,
586: .opt.value = &s_client_config.clr,
587: .value = SSL_OP_LEGACY_SERVER_CONNECT,
588: },
589: {
590: .name = "no_ssl2",
591: .type = OPTION_VALUE_OR,
592: .opt.value = &s_client_config.off,
593: .value = SSL_OP_NO_SSLv2,
594: },
595: {
596: .name = "no_ssl3",
597: .type = OPTION_VALUE_OR,
598: .opt.value = &s_client_config.off,
599: .value = SSL_OP_NO_SSLv3,
600: },
601: {
602: .name = "no_ticket",
603: .desc = "Disable use of RFC4507 session ticket support",
604: .type = OPTION_VALUE_OR,
605: .opt.value = &s_client_config.off,
606: .value = SSL_OP_NO_TICKET,
607: },
608: {
609: .name = "no_tls1",
610: .desc = "Disable the use of TLSv1",
611: .type = OPTION_VALUE_OR,
612: .opt.value = &s_client_config.off,
613: .value = SSL_OP_NO_TLSv1,
614: },
615: {
616: .name = "no_tls1_1",
617: .desc = "Disable the use of TLSv1.1",
618: .type = OPTION_VALUE_OR,
619: .opt.value = &s_client_config.off,
620: .value = SSL_OP_NO_TLSv1_1,
621: },
622: {
623: .name = "no_tls1_2",
624: .desc = "Disable the use of TLSv1.2",
625: .type = OPTION_VALUE_OR,
626: .opt.value = &s_client_config.off,
627: .value = SSL_OP_NO_TLSv1_2,
628: },
629: {
630: .name = "no_tls1_3",
631: .desc = "Disable the use of TLSv1.3",
632: .type = OPTION_VALUE_OR,
633: .opt.value = &s_client_config.off,
634: .value = SSL_OP_NO_TLSv1_3,
635: },
636: {
637: .name = "pass",
638: .argname = "arg",
639: .desc = "Private key file pass phrase source",
640: .type = OPTION_ARG,
641: .opt.arg = &s_client_config.passarg,
642: },
643: {
644: .name = "pause",
645: .desc = "Pause 1 second between each read and write call",
646: .type = OPTION_FLAG,
1.48 inoguchi 647: .opt.flag = &s_client_config.pause,
1.47 inoguchi 648: },
649: {
650: .name = "peekaboo",
651: .type = OPTION_FLAG,
652: .opt.flag = &s_client_config.peekaboo,
653: },
654: {
655: .name = "port",
656: .argname = "port",
657: .desc = "Use -connect instead",
658: .type = OPTION_ARG_FUNC,
659: .opt.argfunc = s_client_opt_port,
660: },
661: {
662: .name = "prexit",
663: .desc = "Print session information when the program exits",
664: .type = OPTION_FLAG,
665: .opt.flag = &s_client_config.prexit,
666: },
667: {
668: .name = "proxy",
669: .argname = "host:port",
670: .desc = "Connect to http proxy",
671: .type = OPTION_ARG,
672: .opt.arg = &s_client_config.proxy,
673: },
674: {
675: .name = "quiet",
676: .desc = "Inhibit printing of session and certificate info",
677: .type = OPTION_FUNC,
678: .opt.func = s_client_opt_quiet,
679: },
680: {
681: .name = "reconnect",
682: .desc = "Drop and re-make the connection with the same Session-ID",
683: .type = OPTION_VALUE,
684: .opt.value = &s_client_config.reconnect,
685: .value = 5,
686: },
687: {
688: .name = "servername",
689: .argname = "name",
690: .desc = "Set TLS extension servername in ClientHello (SNI)",
691: .type = OPTION_ARG,
692: .opt.arg = &s_client_config.servername,
693: },
694: {
695: .name = "serverpref",
696: .desc = "Use server's cipher preferences",
697: .type = OPTION_VALUE_OR,
698: .opt.value = &s_client_config.off,
699: .value = SSL_OP_CIPHER_SERVER_PREFERENCE,
700: },
701: {
702: .name = "sess_in",
703: .argname = "file",
704: .desc = "File to read TLS session from",
705: .type = OPTION_ARG,
706: .opt.arg = &s_client_config.sess_in,
707: },
708: {
709: .name = "sess_out",
710: .argname = "file",
711: .desc = "File to write TLS session to",
712: .type = OPTION_ARG,
713: .opt.arg = &s_client_config.sess_out,
714: },
715: {
716: .name = "showcerts",
717: .desc = "Show all server certificates in the chain",
718: .type = OPTION_FLAG,
1.48 inoguchi 719: .opt.flag = &s_client_config.showcerts,
1.47 inoguchi 720: },
721: {
722: .name = "starttls",
723: .argname = "protocol",
724: .desc = "Use the STARTTLS command before starting TLS,\n"
725: "smtp, lmtp, pop3, imap, ftp and xmpp are supported.",
726: .type = OPTION_ARG_FUNC,
727: .opt.argfunc = s_client_opt_starttls,
728: },
729: {
730: .name = "state",
731: .desc = "Print the TLS session states",
732: .type = OPTION_FLAG,
733: .opt.flag = &s_client_config.state,
734: },
735: {
736: .name = "status",
737: .desc = "Send a certificate status request to the server (OCSP)",
738: .type = OPTION_FLAG,
1.48 inoguchi 739: .opt.flag = &s_client_config.status_req,
1.47 inoguchi 740: },
741: #ifndef OPENSSL_NO_DTLS1
742: {
743: .name = "timeout",
744: .desc = "Enable send/receive timeout on DTLS connections",
745: .type = OPTION_FLAG,
746: .opt.flag = &s_client_config.enable_timeouts,
747: },
748: #endif
749: {
750: .name = "tls1",
751: .desc = "Just use TLSv1",
752: .type = OPTION_FUNC,
753: .opt.func = s_client_opt_protocol_version_tls1,
754: },
755: {
756: .name = "tls1_1",
757: .desc = "Just use TLSv1.1",
758: .type = OPTION_FUNC,
759: .opt.func = s_client_opt_protocol_version_tls1_1,
760: },
761: {
762: .name = "tls1_2",
763: .desc = "Just use TLSv1.2",
764: .type = OPTION_FUNC,
765: .opt.func = s_client_opt_protocol_version_tls1_2,
766: },
767: {
768: .name = "tls1_3",
769: .desc = "Just use TLSv1.3",
770: .type = OPTION_FUNC,
771: .opt.func = s_client_opt_protocol_version_tls1_3,
772: },
773: {
774: .name = "tlsextdebug",
775: .desc = "Hex dump of all TLS extensions received",
776: .type = OPTION_FLAG,
1.48 inoguchi 777: .opt.flag = &s_client_config.tlsextdebug,
1.47 inoguchi 778: },
779: #ifndef OPENSSL_NO_SRTP
780: {
781: .name = "use_srtp",
782: .argname = "profiles",
783: .desc = "Offer SRTP key management with a colon-separated profiles",
784: .type = OPTION_ARG,
785: .opt.arg = &s_client_config.srtp_profiles,
786: },
787: #endif
788: {
789: .name = "verify",
790: .argname = "depth",
791: .desc = "Turn on peer certificate verification, with a max of depth",
792: .type = OPTION_ARG_FUNC,
793: .opt.argfunc = s_client_opt_verify,
794: },
795: {
796: .name = "verify_return_error",
797: .desc = "Return verification error",
798: .type = OPTION_FLAG,
799: .opt.flag = &verify_return_error,
800: },
801: {
802: .name = "xmpphost",
803: .argname = "host",
804: .desc = "Connect to this virtual host on the xmpp server",
805: .type = OPTION_ARG,
806: .opt.arg = &s_client_config.xmpphost,
807: },
808: {
809: .name = NULL,
810: .desc = "",
811: .type = OPTION_ARGV_FUNC,
812: .opt.argvfunc = s_client_opt_verify_param,
813: },
814: { NULL },
815: };
1.1 jsing 816:
817: static void
818: sc_usage(void)
819: {
1.47 inoguchi 820: fprintf(stderr, "usage: s_client "
821: "[-4 | -6] [-alpn protocols] [-bugs] [-CAfile file]\n"
822: " [-CApath directory] [-cert file] [-certform der | pem] [-check_ss_sig]\n"
823: " [-cipher cipherlist] [-connect host[:port]] [-crl_check]\n"
824: " [-crl_check_all] [-crlf] [-debug] [-dtls1] [-extended_crl]\n"
825: " [-groups list] [-host host] [-ign_eof] [-ignore_critical]\n"
826: " [-issuer_checks] [-key keyfile] [-keyform der | pem]\n"
827: " [-keymatexport label] [-keymatexportlen len] [-legacy_server_connect]\n"
828: " [-msg] [-mtu mtu] [-nbio] [-nbio_test] [-no_comp] [-no_ign_eof]\n"
829: " [-no_legacy_server_connect] [-no_ticket] [-no_tls1] [-no_tls1_1]\n"
830: " [-no_tls1_2] [-no_tls1_3] [-pass arg] [-pause] [-policy_check]\n"
831: " [-port port] [-prexit] [-proxy host:port] [-quiet] [-reconnect]\n"
832: " [-servername name] [-serverpref] [-sess_in file] [-sess_out file]\n"
833: " [-showcerts] [-starttls protocol] [-state] [-status] [-timeout]\n"
834: " [-tls1] [-tls1_1] [-tls1_2] [-tls1_3] [-tlsextdebug]\n"
835: " [-use_srtp profiles] [-verify depth] [-verify_return_error]\n"
836: " [-x509_strict] [-xmpphost host]\n");
837: fprintf(stderr, "\n");
838: options_usage(s_client_options);
839: fprintf(stderr, "\n");
1.1 jsing 840: }
841:
842: /* This is a context that we pass to callbacks */
843: typedef struct tlsextctx_st {
844: BIO *biodebug;
845: int ack;
846: } tlsextctx;
847:
848: static int
849: ssl_servername_cb(SSL * s, int *ad, void *arg)
850: {
851: tlsextctx *p = (tlsextctx *) arg;
852: const char *hn = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
853: if (SSL_get_servername_type(s) != -1)
854: p->ack = !SSL_session_reused(s) && hn != NULL;
855: else
856: BIO_printf(bio_err, "Can't use SSL_get_servername\n");
857:
858: return SSL_TLSEXT_ERR_OK;
859: }
860:
861: int
862: s_client_main(int argc, char **argv)
863: {
864: SSL *con = NULL;
1.47 inoguchi 865: int s, k, p = 0, pending = 0;
1.39 beck 866: char *cbuf = NULL, *sbuf = NULL, *mbuf = NULL, *pbuf = NULL;
1.1 jsing 867: int cbuf_len, cbuf_off;
868: int sbuf_len, sbuf_off;
1.39 beck 869: int pbuf_len, pbuf_off;
1.1 jsing 870: int full_log = 1;
1.47 inoguchi 871: char *pass = NULL;
1.1 jsing 872: X509 *cert = NULL;
873: EVP_PKEY *key = NULL;
1.47 inoguchi 874: int badop = 0;
1.1 jsing 875: int write_tty, read_tty, write_ssl, read_ssl, tty_on, ssl_pending;
876: SSL_CTX *ctx = NULL;
1.47 inoguchi 877: int ret = 1, in_init = 1, i;
1.50 ! inoguchi 878: BIO *bio_c_out = NULL;
1.1 jsing 879: BIO *sbio;
880: int mbuf_len = 0;
1.9 deraadt 881: struct timeval timeout;
1.33 jsing 882: tlsextctx tlsextcbp = {NULL, 0};
1.45 deraadt 883: struct sockaddr_storage peer;
1.1 jsing 884: int peerlen = sizeof(peer);
1.21 doug 885:
886: if (single_execution) {
1.30 deraadt 887: if (pledge("stdio cpath wpath rpath inet dns tty", NULL) == -1) {
1.21 doug 888: perror("pledge");
1.23 doug 889: exit(1);
890: }
1.21 doug 891: }
1.1 jsing 892:
1.47 inoguchi 893: memset(&s_client_config, 0, sizeof(s_client_config));
894: s_client_config.af = AF_UNSPEC;
895: s_client_config.cert_format = FORMAT_PEM;
896: s_client_config.host = SSL_HOST_NAME;
897: s_client_config.key_format = FORMAT_PEM;
898: s_client_config.keymatexportlen = 20;
899: s_client_config.meth = TLS_client_method();
900: s_client_config.port = PORT_STR;
901: s_client_config.socket_type = SOCK_STREAM;
902: s_client_config.starttls_proto = PROTO_OFF;
903: s_client_config.verify = SSL_VERIFY_NONE;
1.1 jsing 904:
905: if (((cbuf = malloc(BUFSIZZ)) == NULL) ||
906: ((sbuf = malloc(BUFSIZZ)) == NULL) ||
1.39 beck 907: ((pbuf = malloc(BUFSIZZ)) == NULL) ||
1.1 jsing 908: ((mbuf = malloc(BUFSIZZ + 1)) == NULL)) { /* NUL byte */
909: BIO_printf(bio_err, "out of memory\n");
910: goto end;
911: }
912: verify_depth = 0;
913:
1.47 inoguchi 914: if (options_parse(argc, argv, s_client_options, NULL, NULL) != 0) {
915: badop = 1;
916: goto bad;
1.1 jsing 917: }
1.47 inoguchi 918: if (s_client_config.proxy != NULL) {
1.49 inoguchi 919: if (!extract_host_port(s_client_config.proxy,
920: &s_client_config.host, NULL, &s_client_config.port))
1.12 bluhm 921: goto bad;
1.47 inoguchi 922: if (s_client_config.connect == NULL)
923: s_client_config.connect = SSL_HOST_NAME;
924: } else if (s_client_config.connect != NULL) {
1.49 inoguchi 925: if (!extract_host_port(s_client_config.connect,
926: &s_client_config.host, NULL, &s_client_config.port))
1.12 bluhm 927: goto bad;
928: }
1.1 jsing 929: if (badop) {
1.35 jsing 930: bad:
1.47 inoguchi 931: if (s_client_config.errstr == NULL)
1.1 jsing 932: sc_usage();
933: goto end;
934: }
935:
1.47 inoguchi 936: if (!app_passwd(bio_err, s_client_config.passarg, NULL, &pass, NULL)) {
1.1 jsing 937: BIO_printf(bio_err, "Error getting password\n");
938: goto end;
939: }
1.47 inoguchi 940: if (s_client_config.key_file == NULL)
941: s_client_config.key_file = s_client_config.cert_file;
1.1 jsing 942:
943:
1.47 inoguchi 944: if (s_client_config.key_file) {
1.1 jsing 945:
1.49 inoguchi 946: key = load_key(bio_err, s_client_config.key_file,
947: s_client_config.key_format, 0, pass,
1.1 jsing 948: "client certificate private key file");
949: if (!key) {
950: ERR_print_errors(bio_err);
951: goto end;
952: }
953: }
1.47 inoguchi 954: if (s_client_config.cert_file) {
1.49 inoguchi 955: cert = load_cert(bio_err, s_client_config.cert_file,
956: s_client_config.cert_format,
1.19 bcook 957: NULL, "client certificate file");
1.1 jsing 958:
959: if (!cert) {
960: ERR_print_errors(bio_err);
961: goto end;
962: }
963: }
1.50 ! inoguchi 964: if (s_client_config.quiet && !s_client_config.debug &&
! 965: !s_client_config.msg) {
! 966: if ((bio_c_out = BIO_new(BIO_s_null())) == NULL)
! 967: goto end;
! 968: } else {
! 969: if ((bio_c_out = BIO_new_fp(stdout, BIO_NOCLOSE)) == NULL)
! 970: goto end;
1.1 jsing 971: }
972:
1.47 inoguchi 973: ctx = SSL_CTX_new(s_client_config.meth);
1.1 jsing 974: if (ctx == NULL) {
975: ERR_print_errors(bio_err);
976: goto end;
977: }
1.46 tb 978:
979: SSL_CTX_clear_mode(ctx, SSL_MODE_AUTO_RETRY);
980:
1.47 inoguchi 981: if (s_client_config.vpm)
982: SSL_CTX_set1_param(ctx, s_client_config.vpm);
1.42 jsing 983:
1.47 inoguchi 984: if (!SSL_CTX_set_min_proto_version(ctx, s_client_config.min_version))
1.42 jsing 985: goto end;
1.47 inoguchi 986: if (!SSL_CTX_set_max_proto_version(ctx, s_client_config.max_version))
1.42 jsing 987: goto end;
1.1 jsing 988:
989: #ifndef OPENSSL_NO_SRTP
1.47 inoguchi 990: if (s_client_config.srtp_profiles != NULL)
991: SSL_CTX_set_tlsext_use_srtp(ctx, s_client_config.srtp_profiles);
1.1 jsing 992: #endif
1.47 inoguchi 993: if (s_client_config.bugs)
994: SSL_CTX_set_options(ctx, SSL_OP_ALL | s_client_config.off);
1.1 jsing 995: else
1.47 inoguchi 996: SSL_CTX_set_options(ctx, s_client_config.off);
1.1 jsing 997:
1.47 inoguchi 998: if (s_client_config.clr)
999: SSL_CTX_clear_options(ctx, s_client_config.clr);
1.1 jsing 1000: /*
1001: * DTLS: partial reads end up discarding unread UDP bytes :-( Setting
1002: * read ahead solves this problem.
1003: */
1.47 inoguchi 1004: if (s_client_config.socket_type == SOCK_DGRAM)
1.1 jsing 1005: SSL_CTX_set_read_ahead(ctx, 1);
1006:
1.47 inoguchi 1007: if (s_client_config.alpn_in) {
1.10 jsing 1008: unsigned short alpn_len;
1.49 inoguchi 1009: unsigned char *alpn;
1.10 jsing 1010:
1.49 inoguchi 1011: alpn = next_protos_parse(&alpn_len, s_client_config.alpn_in);
1.10 jsing 1012: if (alpn == NULL) {
1013: BIO_printf(bio_err, "Error parsing -alpn argument\n");
1014: goto end;
1015: }
1016: SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len);
1017: free(alpn);
1.31 jsing 1018: }
1.47 inoguchi 1019: if (s_client_config.groups_in != NULL) {
1020: if (SSL_CTX_set1_groups_list(ctx, s_client_config.groups_in) != 1) {
1.31 jsing 1021: BIO_printf(bio_err, "Failed to set groups '%s'\n",
1.47 inoguchi 1022: s_client_config.groups_in);
1.31 jsing 1023: goto end;
1024: }
1.10 jsing 1025: }
1.1 jsing 1026:
1.47 inoguchi 1027: if (s_client_config.state)
1.1 jsing 1028: SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1.47 inoguchi 1029: if (s_client_config.cipher != NULL)
1030: if (!SSL_CTX_set_cipher_list(ctx, s_client_config.cipher)) {
1.1 jsing 1031: BIO_printf(bio_err, "error setting cipher list\n");
1032: ERR_print_errors(bio_err);
1033: goto end;
1034: }
1035:
1.47 inoguchi 1036: SSL_CTX_set_verify(ctx, s_client_config.verify, verify_callback);
1.1 jsing 1037: if (!set_cert_key_stuff(ctx, cert, key))
1038: goto end;
1039:
1.47 inoguchi 1040: if ((s_client_config.CAfile || s_client_config.CApath)
1.49 inoguchi 1041: && !SSL_CTX_load_verify_locations(ctx, s_client_config.CAfile,
1042: s_client_config.CApath))
1.1 jsing 1043: ERR_print_errors(bio_err);
1.28 bcook 1044:
1045: if (!SSL_CTX_set_default_verify_paths(ctx))
1046: ERR_print_errors(bio_err);
1047:
1.47 inoguchi 1048: if (s_client_config.servername != NULL) {
1.1 jsing 1049: tlsextcbp.biodebug = bio_err;
1050: SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1051: SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1052: }
1053:
1054: con = SSL_new(ctx);
1.47 inoguchi 1055: if (s_client_config.sess_in) {
1.1 jsing 1056: SSL_SESSION *sess;
1.47 inoguchi 1057: BIO *stmp = BIO_new_file(s_client_config.sess_in, "r");
1.1 jsing 1058: if (!stmp) {
1059: BIO_printf(bio_err, "Can't open session file %s\n",
1.47 inoguchi 1060: s_client_config.sess_in);
1.1 jsing 1061: ERR_print_errors(bio_err);
1062: goto end;
1063: }
1064: sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1065: BIO_free(stmp);
1066: if (!sess) {
1067: BIO_printf(bio_err, "Can't open session file %s\n",
1.47 inoguchi 1068: s_client_config.sess_in);
1.1 jsing 1069: ERR_print_errors(bio_err);
1070: goto end;
1071: }
1072: SSL_set_session(con, sess);
1073: SSL_SESSION_free(sess);
1074: }
1.47 inoguchi 1075: if (s_client_config.servername != NULL) {
1076: if (!SSL_set_tlsext_host_name(con, s_client_config.servername)) {
1.49 inoguchi 1077: BIO_printf(bio_err,
1078: "Unable to set TLS servername extension.\n");
1.1 jsing 1079: ERR_print_errors(bio_err);
1080: goto end;
1081: }
1082: }
1083: /* SSL_set_cipher_list(con,"RC4-MD5"); */
1084:
1.49 inoguchi 1085: re_start:
1.1 jsing 1086:
1.49 inoguchi 1087: if (init_client(&s, s_client_config.host, s_client_config.port,
1088: s_client_config.socket_type, s_client_config.af) == 0) {
1.1 jsing 1089: BIO_printf(bio_err, "connect:errno=%d\n", errno);
1090: goto end;
1091: }
1092: BIO_printf(bio_c_out, "CONNECTED(%08X)\n", s);
1093:
1.48 inoguchi 1094: if (s_client_config.nbio) {
1095: if (!s_client_config.quiet)
1.3 bcook 1096: BIO_printf(bio_c_out, "turning on non blocking io\n");
1097: if (!BIO_socket_nbio(s, 1)) {
1.1 jsing 1098: ERR_print_errors(bio_err);
1099: goto end;
1100: }
1101: }
1.48 inoguchi 1102: if (s_client_config.pause & 0x01)
1.1 jsing 1103: SSL_set_debug(con, 1);
1104:
1105: if (SSL_version(con) == DTLS1_VERSION) {
1106:
1107: sbio = BIO_new_dgram(s, BIO_NOCLOSE);
1.45 deraadt 1108: if (getsockname(s, (struct sockaddr *)&peer,
1109: (void *)&peerlen) == -1) {
1.1 jsing 1110: BIO_printf(bio_err, "getsockname:errno=%d\n",
1111: errno);
1112: shutdown(s, SHUT_RD);
1113: close(s);
1114: goto end;
1115: }
1116: (void) BIO_ctrl_set_connected(sbio, 1, &peer);
1117:
1.47 inoguchi 1118: if (s_client_config.enable_timeouts) {
1.1 jsing 1119: timeout.tv_sec = 0;
1120: timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1.49 inoguchi 1121: BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0,
1122: &timeout);
1.1 jsing 1123:
1124: timeout.tv_sec = 0;
1125: timeout.tv_usec = DGRAM_SND_TIMEOUT;
1.49 inoguchi 1126: BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0,
1127: &timeout);
1.1 jsing 1128: }
1.47 inoguchi 1129: if (s_client_config.socket_mtu > 28) {
1.1 jsing 1130: SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1.47 inoguchi 1131: SSL_set_mtu(con, s_client_config.socket_mtu - 28);
1.1 jsing 1132: } else
1133: /* want to do MTU discovery */
1134: BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1135: } else
1136: sbio = BIO_new_socket(s, BIO_NOCLOSE);
1137:
1.47 inoguchi 1138: if (s_client_config.nbio_test) {
1.1 jsing 1139: BIO *test;
1140:
1141: test = BIO_new(BIO_f_nbio_test());
1142: sbio = BIO_push(test, sbio);
1143: }
1.48 inoguchi 1144: if (s_client_config.debug) {
1.1 jsing 1145: SSL_set_debug(con, 1);
1146: BIO_set_callback(sbio, bio_dump_callback);
1147: BIO_set_callback_arg(sbio, (char *) bio_c_out);
1148: }
1.48 inoguchi 1149: if (s_client_config.msg) {
1.1 jsing 1150: SSL_set_msg_callback(con, msg_cb);
1151: SSL_set_msg_callback_arg(con, bio_c_out);
1152: }
1.48 inoguchi 1153: if (s_client_config.tlsextdebug) {
1.1 jsing 1154: SSL_set_tlsext_debug_callback(con, tlsext_cb);
1155: SSL_set_tlsext_debug_arg(con, bio_c_out);
1156: }
1.48 inoguchi 1157: if (s_client_config.status_req) {
1.1 jsing 1158: SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1159: SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1160: SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1161: }
1162:
1163: SSL_set_bio(con, sbio, sbio);
1164: SSL_set_connect_state(con);
1165:
1166: /* ok, lets connect */
1167: read_tty = 1;
1168: write_tty = 0;
1169: tty_on = 0;
1170: read_ssl = 1;
1171: write_ssl = 1;
1172:
1173: cbuf_len = 0;
1174: cbuf_off = 0;
1175: sbuf_len = 0;
1176: sbuf_off = 0;
1.39 beck 1177: pbuf_len = 0;
1178: pbuf_off = 0;
1.1 jsing 1179:
1180: /* This is an ugly hack that does a lot of assumptions */
1181: /*
1182: * We do have to handle multi-line responses which may come in a
1183: * single packet or not. We therefore have to use BIO_gets() which
1184: * does need a buffering BIO. So during the initial chitchat we do
1185: * push a buffering BIO into the chain that is removed again later on
1186: * to not disturb the rest of the s_client operation.
1187: */
1.49 inoguchi 1188: if (s_client_config.starttls_proto == PROTO_SMTP ||
1189: s_client_config.starttls_proto == PROTO_LMTP) {
1.1 jsing 1190: int foundit = 0;
1191: BIO *fbio = BIO_new(BIO_f_buffer());
1192: BIO_push(fbio, sbio);
1193: /* wait for multi-line response to end from SMTP */
1194: do {
1195: mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1196: }
1197: while (mbuf_len > 3 && mbuf[3] == '-');
1198: /* STARTTLS command requires EHLO... */
1199: BIO_printf(fbio, "%cHLO openssl.client.net\r\n",
1.49 inoguchi 1200: s_client_config.starttls_proto == PROTO_SMTP ? 'E' : 'L');
1.1 jsing 1201: (void) BIO_flush(fbio);
1202: /* wait for multi-line response to end EHLO SMTP response */
1203: do {
1204: mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1205: if (strstr(mbuf, "STARTTLS"))
1206: foundit = 1;
1207: }
1208: while (mbuf_len > 3 && mbuf[3] == '-');
1209: (void) BIO_flush(fbio);
1210: BIO_pop(fbio);
1211: BIO_free(fbio);
1212: if (!foundit)
1213: BIO_printf(bio_err,
1.36 jmc 1214: "didn't find starttls in server response,"
1.1 jsing 1215: " try anyway...\n");
1216: BIO_printf(sbio, "STARTTLS\r\n");
1217: BIO_read(sbio, sbuf, BUFSIZZ);
1.47 inoguchi 1218: } else if (s_client_config.starttls_proto == PROTO_POP3) {
1.1 jsing 1219: mbuf_len = BIO_read(sbio, mbuf, BUFSIZZ);
1220: if (mbuf_len == -1) {
1221: BIO_printf(bio_err, "BIO_read failed\n");
1222: goto end;
1223: }
1224: BIO_printf(sbio, "STLS\r\n");
1225: BIO_read(sbio, sbuf, BUFSIZZ);
1.47 inoguchi 1226: } else if (s_client_config.starttls_proto == PROTO_IMAP) {
1.1 jsing 1227: int foundit = 0;
1228: BIO *fbio = BIO_new(BIO_f_buffer());
1229: BIO_push(fbio, sbio);
1230: BIO_gets(fbio, mbuf, BUFSIZZ);
1231: /* STARTTLS command requires CAPABILITY... */
1232: BIO_printf(fbio, ". CAPABILITY\r\n");
1233: (void) BIO_flush(fbio);
1234: /* wait for multi-line CAPABILITY response */
1235: do {
1236: mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1237: if (strstr(mbuf, "STARTTLS"))
1238: foundit = 1;
1239: }
1240: while (mbuf_len > 3 && mbuf[0] != '.');
1241: (void) BIO_flush(fbio);
1242: BIO_pop(fbio);
1243: BIO_free(fbio);
1244: if (!foundit)
1245: BIO_printf(bio_err,
1.37 tb 1246: "didn't find STARTTLS in server response,"
1.1 jsing 1247: " try anyway...\n");
1248: BIO_printf(sbio, ". STARTTLS\r\n");
1249: BIO_read(sbio, sbuf, BUFSIZZ);
1.47 inoguchi 1250: } else if (s_client_config.starttls_proto == PROTO_FTP) {
1.1 jsing 1251: BIO *fbio = BIO_new(BIO_f_buffer());
1252: BIO_push(fbio, sbio);
1253: /* wait for multi-line response to end from FTP */
1254: do {
1255: mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1256: }
1257: while (mbuf_len > 3 && mbuf[3] == '-');
1258: (void) BIO_flush(fbio);
1259: BIO_pop(fbio);
1260: BIO_free(fbio);
1261: BIO_printf(sbio, "AUTH TLS\r\n");
1262: BIO_read(sbio, sbuf, BUFSIZZ);
1.47 inoguchi 1263: } else if (s_client_config.starttls_proto == PROTO_XMPP) {
1.1 jsing 1264: int seen = 0;
1265: BIO_printf(sbio, "<stream:stream "
1266: "xmlns:stream='http://etherx.jabber.org/streams' "
1.49 inoguchi 1267: "xmlns='jabber:client' to='%s' version='1.0'>",
1268: s_client_config.xmpphost ?
1269: s_client_config.xmpphost : s_client_config.host);
1.1 jsing 1270: seen = BIO_read(sbio, mbuf, BUFSIZZ);
1.15 landry 1271:
1272: if (seen <= 0)
1273: goto shut;
1274:
1.1 jsing 1275: mbuf[seen] = 0;
1.15 landry 1276: while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'") &&
1277: !strstr(mbuf, "<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\"")) {
1278: seen = BIO_read(sbio, mbuf, BUFSIZZ);
1279:
1280: if (seen <= 0)
1.1 jsing 1281: goto shut;
1.15 landry 1282:
1.1 jsing 1283: mbuf[seen] = 0;
1284: }
1.49 inoguchi 1285: BIO_printf(sbio,
1286: "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1.1 jsing 1287: seen = BIO_read(sbio, sbuf, BUFSIZZ);
1288: sbuf[seen] = 0;
1289: if (!strstr(sbuf, "<proceed"))
1290: goto shut;
1291: mbuf[0] = 0;
1.47 inoguchi 1292: } else if (s_client_config.proxy != NULL) {
1.49 inoguchi 1293: BIO_printf(sbio, "CONNECT %s HTTP/1.0\r\n\r\n",
1294: s_client_config.connect);
1.12 bluhm 1295: mbuf_len = BIO_read(sbio, mbuf, BUFSIZZ);
1296: if (mbuf_len == -1) {
1297: BIO_printf(bio_err, "BIO_read failed\n");
1298: goto end;
1299: }
1.1 jsing 1300: }
1301: for (;;) {
1.9 deraadt 1302: struct pollfd pfd[3]; /* stdin, stdout, socket */
1303: int ptimeout = -1;
1.1 jsing 1304:
1305: if ((SSL_version(con) == DTLS1_VERSION) &&
1306: DTLSv1_get_timeout(con, &timeout))
1.49 inoguchi 1307: ptimeout = timeout.tv_sec * 1000 +
1308: timeout.tv_usec / 1000;
1.1 jsing 1309:
1310: if (SSL_in_init(con) && !SSL_total_renegotiations(con)) {
1311: in_init = 1;
1312: tty_on = 0;
1313: } else {
1314: tty_on = 1;
1315: if (in_init) {
1316: in_init = 0;
1.47 inoguchi 1317: if (s_client_config.sess_out) {
1.49 inoguchi 1318: BIO *stmp = BIO_new_file(
1319: s_client_config.sess_out, "w");
1.1 jsing 1320: if (stmp) {
1.49 inoguchi 1321: PEM_write_bio_SSL_SESSION(stmp,
1322: SSL_get_session(con));
1.1 jsing 1323: BIO_free(stmp);
1324: } else
1.49 inoguchi 1325: BIO_printf(bio_err,
1326: "Error writing session file %s\n",
1327: s_client_config.sess_out);
1.1 jsing 1328: }
1329: print_stuff(bio_c_out, con, full_log);
1330: if (full_log > 0)
1331: full_log--;
1332:
1.47 inoguchi 1333: if (s_client_config.starttls_proto) {
1.1 jsing 1334: BIO_write(bio_err, mbuf, mbuf_len);
1335: /* We don't need to know any more */
1.47 inoguchi 1336: s_client_config.starttls_proto = PROTO_OFF;
1.1 jsing 1337: }
1.47 inoguchi 1338: if (s_client_config.reconnect) {
1339: s_client_config.reconnect--;
1.49 inoguchi 1340: BIO_printf(bio_c_out,
1341: "drop connection and then reconnect\n");
1.1 jsing 1342: SSL_shutdown(con);
1343: SSL_set_connect_state(con);
1344: shutdown(SSL_get_fd(con), SHUT_RD);
1345: close(SSL_get_fd(con));
1346: goto re_start;
1347: }
1348: }
1349: }
1350:
1351: ssl_pending = read_ssl && SSL_pending(con);
1352:
1.9 deraadt 1353: pfd[0].fd = -1;
1354: pfd[1].fd = -1;
1.1 jsing 1355: if (!ssl_pending) {
1356: if (tty_on) {
1.9 deraadt 1357: if (read_tty) {
1358: pfd[0].fd = fileno(stdin);
1359: pfd[0].events = POLLIN;
1360: }
1361: if (write_tty) {
1362: pfd[1].fd = fileno(stdout);
1363: pfd[1].events = POLLOUT;
1364: }
1.1 jsing 1365: }
1.9 deraadt 1366:
1367: pfd[2].fd = SSL_get_fd(con);
1368: pfd[2].events = 0;
1.1 jsing 1369: if (read_ssl)
1.9 deraadt 1370: pfd[2].events |= POLLIN;
1.1 jsing 1371: if (write_ssl)
1.9 deraadt 1372: pfd[2].events |= POLLOUT;
1373:
1.1 jsing 1374: /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1375: tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1376:
1.9 deraadt 1377: i = poll(pfd, 3, ptimeout);
1.38 deraadt 1378: if (i == -1) {
1.1 jsing 1379: BIO_printf(bio_err, "bad select %d\n",
1380: errno);
1381: goto shut;
1382: /* goto end; */
1383: }
1384: }
1.49 inoguchi 1385: if ((SSL_version(con) == DTLS1_VERSION) &&
1386: DTLSv1_handle_timeout(con) > 0) {
1.1 jsing 1387: BIO_printf(bio_err, "TIMEOUT occured\n");
1388: }
1.49 inoguchi 1389: if (!ssl_pending &&
1390: (pfd[2].revents & (POLLOUT|POLLERR|POLLNVAL))) {
1.9 deraadt 1391: if (pfd[2].revents & (POLLERR|POLLNVAL)) {
1392: BIO_printf(bio_err, "poll error");
1393: goto shut;
1394: }
1.1 jsing 1395: k = SSL_write(con, &(cbuf[cbuf_off]),
1396: (unsigned int) cbuf_len);
1397: switch (SSL_get_error(con, k)) {
1398: case SSL_ERROR_NONE:
1399: cbuf_off += k;
1400: cbuf_len -= k;
1401: if (k <= 0)
1402: goto end;
1403: /* we have done a write(con,NULL,0); */
1404: if (cbuf_len <= 0) {
1405: read_tty = 1;
1406: write_ssl = 0;
1407: } else { /* if (cbuf_len > 0) */
1408: read_tty = 0;
1409: write_ssl = 1;
1410: }
1411: break;
1412: case SSL_ERROR_WANT_WRITE:
1413: BIO_printf(bio_c_out, "write W BLOCK\n");
1414: write_ssl = 1;
1415: read_tty = 0;
1416: break;
1417: case SSL_ERROR_WANT_READ:
1418: BIO_printf(bio_c_out, "write R BLOCK\n");
1419: write_tty = 0;
1420: read_ssl = 1;
1421: write_ssl = 0;
1422: break;
1423: case SSL_ERROR_WANT_X509_LOOKUP:
1424: BIO_printf(bio_c_out, "write X BLOCK\n");
1425: break;
1426: case SSL_ERROR_ZERO_RETURN:
1427: if (cbuf_len != 0) {
1428: BIO_printf(bio_c_out, "shutdown\n");
1429: ret = 0;
1430: goto shut;
1431: } else {
1432: read_tty = 1;
1433: write_ssl = 0;
1434: break;
1435: }
1436:
1437: case SSL_ERROR_SYSCALL:
1438: if ((k != 0) || (cbuf_len != 0)) {
1439: BIO_printf(bio_err, "write:errno=%d\n",
1440: errno);
1441: goto shut;
1442: } else {
1443: read_tty = 1;
1444: write_ssl = 0;
1445: }
1446: break;
1447: case SSL_ERROR_SSL:
1448: ERR_print_errors(bio_err);
1449: goto shut;
1450: }
1.9 deraadt 1451: } else if (!ssl_pending &&
1452: (pfd[1].revents & (POLLOUT|POLLERR|POLLNVAL))) {
1453: if (pfd[1].revents & (POLLERR|POLLNVAL)) {
1454: BIO_printf(bio_err, "poll error");
1455: goto shut;
1456: }
1.1 jsing 1457: i = write(fileno(stdout), &(sbuf[sbuf_off]), sbuf_len);
1458:
1459: if (i <= 0) {
1460: BIO_printf(bio_c_out, "DONE\n");
1461: ret = 0;
1462: goto shut;
1463: /* goto end; */
1464: }
1465: sbuf_len -= i;
1466: sbuf_off += i;
1467: if (sbuf_len <= 0) {
1468: read_ssl = 1;
1469: write_tty = 0;
1470: }
1.9 deraadt 1471: } else if (ssl_pending || (pfd[2].revents & (POLLIN|POLLHUP))) {
1.1 jsing 1472: #ifdef RENEG
1473: {
1474: static int iiii;
1475: if (++iiii == 52) {
1476: SSL_renegotiate(con);
1477: iiii = 0;
1478: }
1479: }
1480: #endif
1.47 inoguchi 1481: if (s_client_config.peekaboo) {
1.40 jsing 1482: k = p = SSL_peek(con, pbuf, 1024 /* BUFSIZZ */ );
1.41 beck 1483: pending = SSL_pending(con);
1.40 jsing 1484: if (SSL_get_error(con, p) == SSL_ERROR_NONE) {
1.39 beck 1485: if (p <= 0)
1486: goto end;
1487: pbuf_off = 0;
1488: pbuf_len = p;
1489:
1.40 jsing 1490: k = SSL_read(con, sbuf, p);
1.39 beck 1491: }
1.40 jsing 1492: } else {
1493: k = SSL_read(con, sbuf, 1024 /* BUFSIZZ */ );
1.39 beck 1494: }
1.1 jsing 1495:
1496: switch (SSL_get_error(con, k)) {
1497: case SSL_ERROR_NONE:
1498: if (k <= 0)
1499: goto end;
1500: sbuf_off = 0;
1501: sbuf_len = k;
1.47 inoguchi 1502: if (s_client_config.peekaboo) {
1.41 beck 1503: if (p != pending) {
1504: ret = -1;
1505: BIO_printf(bio_err,
1.49 inoguchi 1506: "peeked %d but pending %d!\n",
1507: p, pending);
1.41 beck 1508: goto shut;
1509: }
1.39 beck 1510: if (k < p) {
1511: ret = -1;
1512: BIO_printf(bio_err,
1513: "read less than peek!\n");
1514: goto shut;
1515: }
1.49 inoguchi 1516: if (p > 0 &&
1517: (memcmp(sbuf, pbuf, p) != 0)) {
1.39 beck 1518: ret = -1;
1519: BIO_printf(bio_err,
1520: "peek of %d different from read of %d!\n",
1521: p, k);
1522: goto shut;
1523: }
1524: }
1.1 jsing 1525: read_ssl = 0;
1526: write_tty = 1;
1527: break;
1528: case SSL_ERROR_WANT_WRITE:
1529: BIO_printf(bio_c_out, "read W BLOCK\n");
1530: write_ssl = 1;
1531: read_tty = 0;
1532: break;
1533: case SSL_ERROR_WANT_READ:
1534: BIO_printf(bio_c_out, "read R BLOCK\n");
1535: write_tty = 0;
1536: read_ssl = 1;
1537: if ((read_tty == 0) && (write_ssl == 0))
1538: write_ssl = 1;
1539: break;
1540: case SSL_ERROR_WANT_X509_LOOKUP:
1541: BIO_printf(bio_c_out, "read X BLOCK\n");
1542: break;
1543: case SSL_ERROR_SYSCALL:
1544: ret = errno;
1545: BIO_printf(bio_err, "read:errno=%d\n", ret);
1546: goto shut;
1547: case SSL_ERROR_ZERO_RETURN:
1548: BIO_printf(bio_c_out, "closed\n");
1549: ret = 0;
1550: goto shut;
1551: case SSL_ERROR_SSL:
1552: ERR_print_errors(bio_err);
1553: goto shut;
1554: /* break; */
1555: }
1.9 deraadt 1556: } else if (pfd[0].revents) {
1557: if (pfd[0].revents & (POLLERR|POLLNVAL)) {
1558: BIO_printf(bio_err, "poll error");
1559: goto shut;
1560: }
1.47 inoguchi 1561: if (s_client_config.crlf) {
1.1 jsing 1562: int j, lf_num;
1563:
1564: i = read(fileno(stdin), cbuf, BUFSIZZ / 2);
1565: lf_num = 0;
1566: /* both loops are skipped when i <= 0 */
1567: for (j = 0; j < i; j++)
1568: if (cbuf[j] == '\n')
1569: lf_num++;
1570: for (j = i - 1; j >= 0; j--) {
1571: cbuf[j + lf_num] = cbuf[j];
1572: if (cbuf[j] == '\n') {
1573: lf_num--;
1574: i++;
1575: cbuf[j + lf_num] = '\r';
1576: }
1577: }
1578: assert(lf_num == 0);
1579: } else
1580: i = read(fileno(stdin), cbuf, BUFSIZZ);
1581:
1.49 inoguchi 1582: if ((!s_client_config.ign_eof) &&
1583: ((i <= 0) || (cbuf[0] == 'Q'))) {
1.1 jsing 1584: BIO_printf(bio_err, "DONE\n");
1585: ret = 0;
1586: goto shut;
1587: }
1.48 inoguchi 1588: if ((!s_client_config.ign_eof) && (cbuf[0] == 'R')) {
1.1 jsing 1589: BIO_printf(bio_err, "RENEGOTIATING\n");
1590: SSL_renegotiate(con);
1591: cbuf_len = 0;
1592: } else {
1593: cbuf_len = i;
1594: cbuf_off = 0;
1595: }
1596:
1597: write_ssl = 1;
1598: read_tty = 0;
1599: }
1600: }
1601:
1602: ret = 0;
1.35 jsing 1603: shut:
1.1 jsing 1604: if (in_init)
1605: print_stuff(bio_c_out, con, full_log);
1606: SSL_shutdown(con);
1607: shutdown(SSL_get_fd(con), SHUT_RD);
1608: close(SSL_get_fd(con));
1.35 jsing 1609: end:
1.1 jsing 1610: if (con != NULL) {
1.47 inoguchi 1611: if (s_client_config.prexit != 0)
1.1 jsing 1612: print_stuff(bio_c_out, con, 1);
1613: SSL_free(con);
1614: }
1.34 jsing 1615: SSL_CTX_free(ctx);
1616: X509_free(cert);
1617: EVP_PKEY_free(key);
1.1 jsing 1618: free(pass);
1.47 inoguchi 1619: X509_VERIFY_PARAM_free(s_client_config.vpm);
1.32 deraadt 1620: freezero(cbuf, BUFSIZZ);
1621: freezero(sbuf, BUFSIZZ);
1622: freezero(mbuf, BUFSIZZ);
1.50 ! inoguchi 1623: BIO_free(bio_c_out);
1.1 jsing 1624:
1625: return (ret);
1626: }
1627:
1628: static void
1629: print_stuff(BIO * bio, SSL * s, int full)
1630: {
1631: X509 *peer = NULL;
1632: char *p;
1633: static const char *space = " ";
1634: char buf[BUFSIZ];
1635: STACK_OF(X509) * sk;
1636: STACK_OF(X509_NAME) * sk2;
1637: const SSL_CIPHER *c;
1638: X509_NAME *xn;
1639: int j, i;
1640: unsigned char *exportedkeymat;
1641:
1642: if (full) {
1643: int got_a_chain = 0;
1644:
1645: sk = SSL_get_peer_cert_chain(s);
1646: if (sk != NULL) {
1647: got_a_chain = 1; /* we don't have it for SSL2
1648: * (yet) */
1649:
1650: BIO_printf(bio, "---\nCertificate chain\n");
1651: for (i = 0; i < sk_X509_num(sk); i++) {
1652: X509_NAME_oneline(X509_get_subject_name(
1653: sk_X509_value(sk, i)), buf, sizeof buf);
1654: BIO_printf(bio, "%2d s:%s\n", i, buf);
1655: X509_NAME_oneline(X509_get_issuer_name(
1656: sk_X509_value(sk, i)), buf, sizeof buf);
1657: BIO_printf(bio, " i:%s\n", buf);
1.48 inoguchi 1658: if (s_client_config.showcerts)
1.49 inoguchi 1659: PEM_write_bio_X509(bio,
1660: sk_X509_value(sk, i));
1.1 jsing 1661: }
1662: }
1663: BIO_printf(bio, "---\n");
1664: peer = SSL_get_peer_certificate(s);
1665: if (peer != NULL) {
1666: BIO_printf(bio, "Server certificate\n");
1.49 inoguchi 1667: if (!(s_client_config.showcerts && got_a_chain)) {
1668: /* Redundant if we showed the whole chain */
1.1 jsing 1669: PEM_write_bio_X509(bio, peer);
1.49 inoguchi 1670: }
1.1 jsing 1671: X509_NAME_oneline(X509_get_subject_name(peer),
1672: buf, sizeof buf);
1673: BIO_printf(bio, "subject=%s\n", buf);
1674: X509_NAME_oneline(X509_get_issuer_name(peer),
1675: buf, sizeof buf);
1676: BIO_printf(bio, "issuer=%s\n", buf);
1677: } else
1678: BIO_printf(bio, "no peer certificate available\n");
1679:
1680: sk2 = SSL_get_client_CA_list(s);
1681: if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0)) {
1.49 inoguchi 1682: BIO_printf(bio,
1683: "---\nAcceptable client certificate CA names\n");
1.1 jsing 1684: for (i = 0; i < sk_X509_NAME_num(sk2); i++) {
1685: xn = sk_X509_NAME_value(sk2, i);
1686: X509_NAME_oneline(xn, buf, sizeof(buf));
1687: BIO_write(bio, buf, strlen(buf));
1688: BIO_write(bio, "\n", 1);
1689: }
1690: } else {
1.49 inoguchi 1691: BIO_printf(bio,
1692: "---\nNo client certificate CA names sent\n");
1.1 jsing 1693: }
1694: p = SSL_get_shared_ciphers(s, buf, sizeof buf);
1695: if (p != NULL) {
1696: /*
1697: * This works only for SSL 2. In later protocol
1698: * versions, the client does not know what other
1699: * ciphers (in addition to the one to be used in the
1700: * current connection) the server supports.
1701: */
1702:
1.49 inoguchi 1703: BIO_printf(bio,
1704: "---\nCiphers common between both SSL endpoints:\n");
1.1 jsing 1705: j = i = 0;
1706: while (*p) {
1707: if (*p == ':') {
1708: BIO_write(bio, space, 15 - j % 25);
1709: i++;
1710: j = 0;
1.49 inoguchi 1711: BIO_write(bio,
1712: ((i % 3) ? " " : "\n"), 1);
1.1 jsing 1713: } else {
1714: BIO_write(bio, p, 1);
1715: j++;
1716: }
1717: p++;
1718: }
1719: BIO_write(bio, "\n", 1);
1720: }
1.29 jsing 1721:
1722: ssl_print_tmp_key(bio, s);
1723:
1.49 inoguchi 1724: BIO_printf(bio,
1725: "---\nSSL handshake has read %ld bytes and written %ld bytes\n",
1.1 jsing 1726: BIO_number_read(SSL_get_rbio(s)),
1727: BIO_number_written(SSL_get_wbio(s)));
1728: }
1729: BIO_printf(bio, (SSL_cache_hit(s) ? "---\nReused, " : "---\nNew, "));
1730: c = SSL_get_current_cipher(s);
1731: BIO_printf(bio, "%s, Cipher is %s\n",
1732: SSL_CIPHER_get_version(c),
1733: SSL_CIPHER_get_name(c));
1734: if (peer != NULL) {
1735: EVP_PKEY *pktmp;
1736: pktmp = X509_get_pubkey(peer);
1737: BIO_printf(bio, "Server public key is %d bit\n",
1738: EVP_PKEY_bits(pktmp));
1739: EVP_PKEY_free(pktmp);
1740: }
1741: BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
1742: SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
1743:
1744: /* Compression is not supported and will always be none. */
1745: BIO_printf(bio, "Compression: NONE\n");
1746: BIO_printf(bio, "Expansion: NONE\n");
1747:
1748: #ifdef SSL_DEBUG
1749: {
1750: /* Print out local port of connection: useful for debugging */
1751: int sock;
1752: struct sockaddr_in ladd;
1753: socklen_t ladd_size = sizeof(ladd);
1754: sock = SSL_get_fd(s);
1755: getsockname(sock, (struct sockaddr *) & ladd, &ladd_size);
1.50 ! inoguchi 1756: BIO_printf(bio, "LOCAL PORT is %u\n",
1.49 inoguchi 1757: ntohs(ladd.sin_port));
1.1 jsing 1758: }
1759: #endif
1760:
1.10 jsing 1761: {
1762: const unsigned char *proto;
1763: unsigned int proto_len;
1764: SSL_get0_alpn_selected(s, &proto, &proto_len);
1765: if (proto_len > 0) {
1766: BIO_printf(bio, "ALPN protocol: ");
1767: BIO_write(bio, proto, proto_len);
1768: BIO_write(bio, "\n", 1);
1769: } else
1770: BIO_printf(bio, "No ALPN negotiated\n");
1771: }
1.1 jsing 1772:
1773: #ifndef OPENSSL_NO_SRTP
1774: {
1.49 inoguchi 1775: SRTP_PROTECTION_PROFILE *srtp_profile;
1.1 jsing 1776:
1.49 inoguchi 1777: srtp_profile = SSL_get_selected_srtp_profile(s);
1.1 jsing 1778: if (srtp_profile)
1.49 inoguchi 1779: BIO_printf(bio,
1780: "SRTP Extension negotiated, profile=%s\n",
1.1 jsing 1781: srtp_profile->name);
1782: }
1783: #endif
1784:
1785: SSL_SESSION_print(bio, SSL_get_session(s));
1.47 inoguchi 1786: if (s_client_config.keymatexportlabel != NULL) {
1.1 jsing 1787: BIO_printf(bio, "Keying material exporter:\n");
1.49 inoguchi 1788: BIO_printf(bio, " Label: '%s'\n",
1789: s_client_config.keymatexportlabel);
1790: BIO_printf(bio, " Length: %i bytes\n",
1791: s_client_config.keymatexportlen);
1.47 inoguchi 1792: exportedkeymat = malloc(s_client_config.keymatexportlen);
1.1 jsing 1793: if (exportedkeymat != NULL) {
1794: if (!SSL_export_keying_material(s, exportedkeymat,
1.47 inoguchi 1795: s_client_config.keymatexportlen,
1796: s_client_config.keymatexportlabel,
1797: strlen(s_client_config.keymatexportlabel),
1.1 jsing 1798: NULL, 0, 0)) {
1799: BIO_printf(bio, " Error\n");
1800: } else {
1801: BIO_printf(bio, " Keying material: ");
1.47 inoguchi 1802: for (i = 0; i < s_client_config.keymatexportlen; i++)
1.1 jsing 1803: BIO_printf(bio, "%02X",
1804: exportedkeymat[i]);
1805: BIO_printf(bio, "\n");
1806: }
1807: free(exportedkeymat);
1808: }
1809: }
1810: BIO_printf(bio, "---\n");
1.34 jsing 1811: X509_free(peer);
1.1 jsing 1812: /* flush, or debugging output gets mixed with http response */
1813: (void) BIO_flush(bio);
1814: }
1815:
1816: static int
1817: ocsp_resp_cb(SSL * s, void *arg)
1818: {
1819: const unsigned char *p;
1820: int len;
1821: OCSP_RESPONSE *rsp;
1822: len = SSL_get_tlsext_status_ocsp_resp(s, &p);
1823: BIO_puts(arg, "OCSP response: ");
1824: if (!p) {
1825: BIO_puts(arg, "no response sent\n");
1826: return 1;
1827: }
1828: rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
1829: if (!rsp) {
1830: BIO_puts(arg, "response parse error\n");
1831: BIO_dump_indent(arg, (char *) p, len, 4);
1832: return 0;
1833: }
1834: BIO_puts(arg, "\n======================================\n");
1835: OCSP_RESPONSE_print(arg, rsp, 0);
1836: BIO_puts(arg, "======================================\n");
1837: OCSP_RESPONSE_free(rsp);
1838: return 1;
1839: }
1840: