Annotation of src/usr.bin/openssl/s_client.c, Revision 1.47
1.47 ! inoguchi 1: /* $OpenBSD: s_client.c,v 1.46 2020/05/23 12:52:54 tb 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: static BIO *bio_c_out = NULL;
177:
1.47 ! inoguchi 178: enum {
! 179: PROTO_OFF = 0,
! 180: PROTO_SMTP,
! 181: PROTO_LMTP,
! 182: PROTO_POP3,
! 183: PROTO_IMAP,
! 184: PROTO_FTP,
! 185: PROTO_XMPP,
! 186: };
! 187:
! 188: static struct {
! 189: int af;
! 190: char *alpn_in;
! 191: int bugs;
! 192: char *CAfile;
! 193: char *CApath;
! 194: int c_debug;
! 195: int c_ign_eof;
! 196: int c_msg;
! 197: int c_nbio;
! 198: int c_Pause;
! 199: int c_quiet;
! 200: int c_showcerts;
! 201: int c_status_req;
! 202: int c_tlsextdebug;
! 203: char *cert_file;
! 204: int cert_format;
! 205: char *cipher;
! 206: unsigned int clr;
! 207: char *connect;
! 208: int crlf;
! 209: int enable_timeouts;
! 210: const char *errstr;
! 211: char *groups_in;
! 212: char *host;
! 213: char *key_file;
! 214: int key_format;
! 215: char *keymatexportlabel;
! 216: int keymatexportlen;
! 217: uint16_t max_version;
! 218: uint16_t min_version;
! 219: const SSL_METHOD *meth;
! 220: int nbio_test;
! 221: char *npn_in;
! 222: unsigned int off;
! 223: char *passarg;
! 224: int peekaboo;
! 225: char *port;
! 226: int prexit;
! 227: char *proxy;
! 228: int reconnect;
! 229: char *servername;
! 230: char *sess_in;
! 231: char *sess_out;
! 232: int socket_type;
! 233: long socket_mtu;
! 234: #ifndef OPENSSL_NO_SRTP
! 235: char *srtp_profiles;
! 236: #endif
! 237: int starttls_proto;
! 238: int state;
! 239: int verify;
! 240: X509_VERIFY_PARAM *vpm;
! 241: char *xmpphost;
! 242: } s_client_config;
! 243:
! 244: static int
! 245: s_client_opt_keymatexportlen(char *arg)
! 246: {
! 247: s_client_config.keymatexportlen = strtonum(arg, 1, INT_MAX,
! 248: &s_client_config.errstr);
! 249: if (s_client_config.errstr != NULL) {
! 250: BIO_printf(bio_err, "invalid argument %s: %s\n",
! 251: arg, s_client_config.errstr);
! 252: return (1);
! 253: }
! 254: return (0);
! 255: }
! 256:
! 257: #ifndef OPENSSL_NO_DTLS1
! 258: static int
! 259: s_client_opt_mtu(char *arg)
! 260: {
! 261: s_client_config.socket_mtu = strtonum(arg, 0, LONG_MAX,
! 262: &s_client_config.errstr);
! 263: if (s_client_config.errstr != NULL) {
! 264: BIO_printf(bio_err, "invalid argument %s: %s\n",
! 265: arg, s_client_config.errstr);
! 266: return (1);
! 267: }
! 268: return (0);
! 269: }
! 270: #endif
! 271:
! 272: static int
! 273: s_client_opt_port(char *arg)
! 274: {
! 275: if (*arg == '\0')
! 276: return (1);
! 277:
! 278: s_client_config.port = arg;
! 279: return (0);
! 280: }
! 281:
! 282: #ifndef OPENSSL_NO_DTLS1
! 283: static int
! 284: s_client_opt_protocol_version_dtls1(void)
! 285: {
! 286: s_client_config.meth = DTLS_client_method();
! 287: s_client_config.socket_type = SOCK_DGRAM;
! 288: return (0);
! 289: }
! 290: #endif
! 291:
! 292: static int
! 293: s_client_opt_protocol_version_tls1(void)
! 294: {
! 295: s_client_config.min_version = TLS1_VERSION;
! 296: s_client_config.max_version = TLS1_VERSION;
! 297: return (0);
! 298: }
! 299:
! 300: static int
! 301: s_client_opt_protocol_version_tls1_1(void)
! 302: {
! 303: s_client_config.min_version = TLS1_1_VERSION;
! 304: s_client_config.max_version = TLS1_1_VERSION;
! 305: return (0);
! 306: }
! 307:
! 308: static int
! 309: s_client_opt_protocol_version_tls1_2(void)
! 310: {
! 311: s_client_config.min_version = TLS1_2_VERSION;
! 312: s_client_config.max_version = TLS1_2_VERSION;
! 313: return (0);
! 314: }
! 315:
! 316: static int
! 317: s_client_opt_protocol_version_tls1_3(void)
! 318: {
! 319: s_client_config.min_version = TLS1_3_VERSION;
! 320: s_client_config.max_version = TLS1_3_VERSION;
! 321: return (0);
! 322: }
! 323:
! 324: static int
! 325: s_client_opt_quiet(void)
! 326: {
! 327: s_client_config.c_quiet = 1;
! 328: s_client_config.c_ign_eof = 1;
! 329: return (0);
! 330: }
! 331:
! 332: static int
! 333: s_client_opt_starttls(char *arg)
! 334: {
! 335: if (strcmp(arg, "smtp") == 0)
! 336: s_client_config.starttls_proto = PROTO_SMTP;
! 337: else if (strcmp(arg, "lmtp") == 0)
! 338: s_client_config.starttls_proto = PROTO_LMTP;
! 339: else if (strcmp(arg, "pop3") == 0)
! 340: s_client_config.starttls_proto = PROTO_POP3;
! 341: else if (strcmp(arg, "imap") == 0)
! 342: s_client_config.starttls_proto = PROTO_IMAP;
! 343: else if (strcmp(arg, "ftp") == 0)
! 344: s_client_config.starttls_proto = PROTO_FTP;
! 345: else if (strcmp(arg, "xmpp") == 0)
! 346: s_client_config.starttls_proto = PROTO_XMPP;
! 347: else
! 348: return (1);
! 349: return (0);
! 350: }
! 351:
! 352: static int
! 353: s_client_opt_verify(char *arg)
! 354: {
! 355: s_client_config.verify = SSL_VERIFY_PEER;
! 356:
! 357: verify_depth = strtonum(arg, 0, INT_MAX, &s_client_config.errstr);
! 358: if (s_client_config.errstr != NULL) {
! 359: BIO_printf(bio_err, "invalid argument %s: %s\n",
! 360: arg, s_client_config.errstr);
! 361: return (1);
! 362: }
! 363: BIO_printf(bio_err, "verify depth is %d\n", verify_depth);
! 364: return (0);
! 365: }
! 366:
! 367: static int
! 368: s_client_opt_verify_param(int argc, char **argv, int *argsused)
! 369: {
! 370: char **pargs = argv;
! 371: int pargc = argc;
! 372: int badarg = 0;
! 373:
! 374: if (!args_verify(&pargs, &pargc, &badarg, bio_err,
! 375: &s_client_config.vpm)) {
! 376: BIO_printf(bio_err, "unknown option %s\n", *argv);
! 377: return (1);
! 378: }
! 379: if (badarg)
! 380: return (1);
! 381:
! 382: *argsused = argc - pargc;
! 383: return (0);
! 384: }
! 385:
! 386: static const struct option s_client_options[] = {
! 387: {
! 388: .name = "4",
! 389: .desc = "Use IPv4 only",
! 390: .type = OPTION_VALUE,
! 391: .opt.value = &s_client_config.af,
! 392: .value = AF_INET,
! 393: },
! 394: {
! 395: .name = "6",
! 396: .desc = "Use IPv6 only",
! 397: .type = OPTION_VALUE,
! 398: .opt.value = &s_client_config.af,
! 399: .value = AF_INET6,
! 400: },
! 401: {
! 402: .name = "alpn",
! 403: .argname = "protocols",
! 404: .desc = "Set the advertised protocols for ALPN"
! 405: " (comma-separated list)",
! 406: .type = OPTION_ARG,
! 407: .opt.arg = &s_client_config.alpn_in,
! 408: },
! 409: {
! 410: .name = "bugs",
! 411: .desc = "Enable various workarounds for buggy implementations",
! 412: .type = OPTION_FLAG,
! 413: .opt.flag = &s_client_config.bugs,
! 414: },
! 415: {
! 416: .name = "CAfile",
! 417: .argname = "file",
! 418: .desc = "PEM format file of CA certificates",
! 419: .type = OPTION_ARG,
! 420: .opt.arg = &s_client_config.CAfile,
! 421: },
! 422: {
! 423: .name = "CApath",
! 424: .argname = "directory",
! 425: .desc = "PEM format directory of CA certificates",
! 426: .type = OPTION_ARG,
! 427: .opt.arg = &s_client_config.CApath,
! 428: },
! 429: {
! 430: .name = "cert",
! 431: .argname = "file",
! 432: .desc = "Certificate file to use, PEM format assumed",
! 433: .type = OPTION_ARG,
! 434: .opt.arg = &s_client_config.cert_file,
! 435: },
! 436: {
! 437: .name = "certform",
! 438: .argname = "fmt",
! 439: .desc = "Certificate format (PEM or DER) PEM default",
! 440: .type = OPTION_ARG_FORMAT,
! 441: .opt.value = &s_client_config.cert_format,
! 442: },
! 443: {
! 444: .name = "cipher",
! 445: .argname = "cipherlist",
! 446: .desc = "Preferred cipher to use (see 'openssl ciphers')",
! 447: .type = OPTION_ARG,
! 448: .opt.arg = &s_client_config.cipher,
! 449: },
! 450: {
! 451: .name = "connect",
! 452: .argname = "host:port",
! 453: .desc = "Who to connect to (default is localhost:4433)",
! 454: .type = OPTION_ARG,
! 455: .opt.arg = &s_client_config.connect,
! 456: },
! 457: {
! 458: .name = "crlf",
! 459: .desc = "Convert LF from terminal into CRLF",
! 460: .type = OPTION_FLAG,
! 461: .opt.flag = &s_client_config.crlf,
! 462: },
! 463: {
! 464: .name = "debug",
! 465: .desc = "Print extensive debugging information",
! 466: .type = OPTION_FLAG,
! 467: .opt.flag = &s_client_config.c_debug,
! 468: },
! 469: #ifndef OPENSSL_NO_DTLS1
! 470: {
! 471: .name = "dtls1",
! 472: .desc = "Just use DTLSv1",
! 473: .type = OPTION_FUNC,
! 474: .opt.func = s_client_opt_protocol_version_dtls1,
! 475: },
! 476: #endif
! 477: {
! 478: .name = "groups",
! 479: .argname = "list",
! 480: .desc = "Specify EC groups (colon-separated list)",
! 481: .type = OPTION_ARG,
! 482: .opt.arg = &s_client_config.groups_in,
! 483: },
! 484: {
! 485: .name = "host",
! 486: .argname = "host",
! 487: .desc = "Use -connect instead",
! 488: .type = OPTION_ARG,
! 489: .opt.arg = &s_client_config.host,
! 490: },
! 491: {
! 492: .name = "ign_eof",
! 493: .desc = "Ignore input EOF (default when -quiet)",
! 494: .type = OPTION_VALUE,
! 495: .opt.value = &s_client_config.c_ign_eof,
! 496: .value = 1,
! 497: },
! 498: {
! 499: .name = "key",
! 500: .argname = "file",
! 501: .desc = "Private key file to use, if not, -cert file is used",
! 502: .type = OPTION_ARG,
! 503: .opt.arg = &s_client_config.key_file,
! 504: },
! 505: {
! 506: .name = "keyform",
! 507: .argname = "fmt",
! 508: .desc = "Key format (PEM or DER) PEM default",
! 509: .type = OPTION_ARG_FORMAT,
! 510: .opt.value = &s_client_config.key_format,
! 511: },
! 512: {
! 513: .name = "keymatexport",
! 514: .argname = "label",
! 515: .desc = "Export keying material using label",
! 516: .type = OPTION_ARG,
! 517: .opt.arg = &s_client_config.keymatexportlabel,
! 518: },
! 519: {
! 520: .name = "keymatexportlen",
! 521: .argname = "len",
! 522: .desc = "Export len bytes of keying material (default 20)",
! 523: .type = OPTION_ARG_FUNC,
! 524: .opt.argfunc = s_client_opt_keymatexportlen,
! 525: },
! 526: {
! 527: .name = "legacy_renegotiation",
! 528: .type = OPTION_DISCARD,
! 529: },
! 530: {
! 531: .name = "legacy_server_connect",
! 532: .desc = "Allow initial connection to servers that don't support RI",
! 533: .type = OPTION_VALUE_OR,
! 534: .opt.value = &s_client_config.off,
! 535: .value = SSL_OP_LEGACY_SERVER_CONNECT,
! 536: },
! 537: {
! 538: .name = "msg",
! 539: .desc = "Show all protocol messages with hex dump",
! 540: .type = OPTION_FLAG,
! 541: .opt.flag = &s_client_config.c_msg,
! 542: },
! 543: #ifndef OPENSSL_NO_DTLS1
! 544: {
! 545: .name = "mtu",
! 546: .argname = "mtu",
! 547: .desc = "Set the link layer MTU on DTLS connections",
! 548: .type = OPTION_ARG_FUNC,
! 549: .opt.argfunc = s_client_opt_mtu,
! 550: },
! 551: #endif
! 552: {
! 553: .name = "nbio",
! 554: .desc = "Turn on non-blocking I/O",
! 555: .type = OPTION_FLAG,
! 556: .opt.flag = &s_client_config.c_nbio,
! 557: },
! 558: {
! 559: .name = "nbio_test",
! 560: .desc = "Test non-blocking I/O",
! 561: .type = OPTION_FLAG,
! 562: .opt.flag = &s_client_config.nbio_test,
! 563: },
! 564: {
! 565: .name = "nextprotoneg",
! 566: .argname = "protocols",
! 567: .type = OPTION_ARG,
! 568: .opt.arg = &s_client_config.npn_in, /* Ignored. */
! 569: },
! 570: {
! 571: .name = "no_comp",
! 572: .type = OPTION_VALUE_OR,
! 573: .opt.value = &s_client_config.off,
! 574: .value = SSL_OP_NO_COMPRESSION,
! 575: },
! 576: {
! 577: .name = "no_ign_eof",
! 578: .desc = "Don't ignore input EOF",
! 579: .type = OPTION_VALUE,
! 580: .opt.value = &s_client_config.c_ign_eof,
! 581: .value = 0,
! 582: },
! 583: {
! 584: .name = "no_legacy_server_connect",
! 585: .desc = "Disallow initial connection to servers that don't support RI",
! 586: .type = OPTION_VALUE_OR,
! 587: .opt.value = &s_client_config.clr,
! 588: .value = SSL_OP_LEGACY_SERVER_CONNECT,
! 589: },
! 590: {
! 591: .name = "no_ssl2",
! 592: .type = OPTION_VALUE_OR,
! 593: .opt.value = &s_client_config.off,
! 594: .value = SSL_OP_NO_SSLv2,
! 595: },
! 596: {
! 597: .name = "no_ssl3",
! 598: .type = OPTION_VALUE_OR,
! 599: .opt.value = &s_client_config.off,
! 600: .value = SSL_OP_NO_SSLv3,
! 601: },
! 602: {
! 603: .name = "no_ticket",
! 604: .desc = "Disable use of RFC4507 session ticket support",
! 605: .type = OPTION_VALUE_OR,
! 606: .opt.value = &s_client_config.off,
! 607: .value = SSL_OP_NO_TICKET,
! 608: },
! 609: {
! 610: .name = "no_tls1",
! 611: .desc = "Disable the use of TLSv1",
! 612: .type = OPTION_VALUE_OR,
! 613: .opt.value = &s_client_config.off,
! 614: .value = SSL_OP_NO_TLSv1,
! 615: },
! 616: {
! 617: .name = "no_tls1_1",
! 618: .desc = "Disable the use of TLSv1.1",
! 619: .type = OPTION_VALUE_OR,
! 620: .opt.value = &s_client_config.off,
! 621: .value = SSL_OP_NO_TLSv1_1,
! 622: },
! 623: {
! 624: .name = "no_tls1_2",
! 625: .desc = "Disable the use of TLSv1.2",
! 626: .type = OPTION_VALUE_OR,
! 627: .opt.value = &s_client_config.off,
! 628: .value = SSL_OP_NO_TLSv1_2,
! 629: },
! 630: {
! 631: .name = "no_tls1_3",
! 632: .desc = "Disable the use of TLSv1.3",
! 633: .type = OPTION_VALUE_OR,
! 634: .opt.value = &s_client_config.off,
! 635: .value = SSL_OP_NO_TLSv1_3,
! 636: },
! 637: {
! 638: .name = "pass",
! 639: .argname = "arg",
! 640: .desc = "Private key file pass phrase source",
! 641: .type = OPTION_ARG,
! 642: .opt.arg = &s_client_config.passarg,
! 643: },
! 644: {
! 645: .name = "pause",
! 646: .desc = "Pause 1 second between each read and write call",
! 647: .type = OPTION_FLAG,
! 648: .opt.flag = &s_client_config.c_Pause,
! 649: },
! 650: {
! 651: .name = "peekaboo",
! 652: .type = OPTION_FLAG,
! 653: .opt.flag = &s_client_config.peekaboo,
! 654: },
! 655: {
! 656: .name = "port",
! 657: .argname = "port",
! 658: .desc = "Use -connect instead",
! 659: .type = OPTION_ARG_FUNC,
! 660: .opt.argfunc = s_client_opt_port,
! 661: },
! 662: {
! 663: .name = "prexit",
! 664: .desc = "Print session information when the program exits",
! 665: .type = OPTION_FLAG,
! 666: .opt.flag = &s_client_config.prexit,
! 667: },
! 668: {
! 669: .name = "proxy",
! 670: .argname = "host:port",
! 671: .desc = "Connect to http proxy",
! 672: .type = OPTION_ARG,
! 673: .opt.arg = &s_client_config.proxy,
! 674: },
! 675: {
! 676: .name = "quiet",
! 677: .desc = "Inhibit printing of session and certificate info",
! 678: .type = OPTION_FUNC,
! 679: .opt.func = s_client_opt_quiet,
! 680: },
! 681: {
! 682: .name = "reconnect",
! 683: .desc = "Drop and re-make the connection with the same Session-ID",
! 684: .type = OPTION_VALUE,
! 685: .opt.value = &s_client_config.reconnect,
! 686: .value = 5,
! 687: },
! 688: {
! 689: .name = "servername",
! 690: .argname = "name",
! 691: .desc = "Set TLS extension servername in ClientHello (SNI)",
! 692: .type = OPTION_ARG,
! 693: .opt.arg = &s_client_config.servername,
! 694: },
! 695: {
! 696: .name = "serverpref",
! 697: .desc = "Use server's cipher preferences",
! 698: .type = OPTION_VALUE_OR,
! 699: .opt.value = &s_client_config.off,
! 700: .value = SSL_OP_CIPHER_SERVER_PREFERENCE,
! 701: },
! 702: {
! 703: .name = "sess_in",
! 704: .argname = "file",
! 705: .desc = "File to read TLS session from",
! 706: .type = OPTION_ARG,
! 707: .opt.arg = &s_client_config.sess_in,
! 708: },
! 709: {
! 710: .name = "sess_out",
! 711: .argname = "file",
! 712: .desc = "File to write TLS session to",
! 713: .type = OPTION_ARG,
! 714: .opt.arg = &s_client_config.sess_out,
! 715: },
! 716: {
! 717: .name = "showcerts",
! 718: .desc = "Show all server certificates in the chain",
! 719: .type = OPTION_FLAG,
! 720: .opt.flag = &s_client_config.c_showcerts,
! 721: },
! 722: {
! 723: .name = "starttls",
! 724: .argname = "protocol",
! 725: .desc = "Use the STARTTLS command before starting TLS,\n"
! 726: "smtp, lmtp, pop3, imap, ftp and xmpp are supported.",
! 727: .type = OPTION_ARG_FUNC,
! 728: .opt.argfunc = s_client_opt_starttls,
! 729: },
! 730: {
! 731: .name = "state",
! 732: .desc = "Print the TLS session states",
! 733: .type = OPTION_FLAG,
! 734: .opt.flag = &s_client_config.state,
! 735: },
! 736: {
! 737: .name = "status",
! 738: .desc = "Send a certificate status request to the server (OCSP)",
! 739: .type = OPTION_FLAG,
! 740: .opt.flag = &s_client_config.c_status_req,
! 741: },
! 742: #ifndef OPENSSL_NO_DTLS1
! 743: {
! 744: .name = "timeout",
! 745: .desc = "Enable send/receive timeout on DTLS connections",
! 746: .type = OPTION_FLAG,
! 747: .opt.flag = &s_client_config.enable_timeouts,
! 748: },
! 749: #endif
! 750: {
! 751: .name = "tls1",
! 752: .desc = "Just use TLSv1",
! 753: .type = OPTION_FUNC,
! 754: .opt.func = s_client_opt_protocol_version_tls1,
! 755: },
! 756: {
! 757: .name = "tls1_1",
! 758: .desc = "Just use TLSv1.1",
! 759: .type = OPTION_FUNC,
! 760: .opt.func = s_client_opt_protocol_version_tls1_1,
! 761: },
! 762: {
! 763: .name = "tls1_2",
! 764: .desc = "Just use TLSv1.2",
! 765: .type = OPTION_FUNC,
! 766: .opt.func = s_client_opt_protocol_version_tls1_2,
! 767: },
! 768: {
! 769: .name = "tls1_3",
! 770: .desc = "Just use TLSv1.3",
! 771: .type = OPTION_FUNC,
! 772: .opt.func = s_client_opt_protocol_version_tls1_3,
! 773: },
! 774: {
! 775: .name = "tlsextdebug",
! 776: .desc = "Hex dump of all TLS extensions received",
! 777: .type = OPTION_FLAG,
! 778: .opt.flag = &s_client_config.c_tlsextdebug,
! 779: },
! 780: #ifndef OPENSSL_NO_SRTP
! 781: {
! 782: .name = "use_srtp",
! 783: .argname = "profiles",
! 784: .desc = "Offer SRTP key management with a colon-separated profiles",
! 785: .type = OPTION_ARG,
! 786: .opt.arg = &s_client_config.srtp_profiles,
! 787: },
! 788: #endif
! 789: {
! 790: .name = "verify",
! 791: .argname = "depth",
! 792: .desc = "Turn on peer certificate verification, with a max of depth",
! 793: .type = OPTION_ARG_FUNC,
! 794: .opt.argfunc = s_client_opt_verify,
! 795: },
! 796: {
! 797: .name = "verify_return_error",
! 798: .desc = "Return verification error",
! 799: .type = OPTION_FLAG,
! 800: .opt.flag = &verify_return_error,
! 801: },
! 802: {
! 803: .name = "xmpphost",
! 804: .argname = "host",
! 805: .desc = "Connect to this virtual host on the xmpp server",
! 806: .type = OPTION_ARG,
! 807: .opt.arg = &s_client_config.xmpphost,
! 808: },
! 809: {
! 810: .name = NULL,
! 811: .desc = "",
! 812: .type = OPTION_ARGV_FUNC,
! 813: .opt.argvfunc = s_client_opt_verify_param,
! 814: },
! 815: { NULL },
! 816: };
1.1 jsing 817:
818: static void
819: sc_usage(void)
820: {
1.47 ! inoguchi 821: fprintf(stderr, "usage: s_client "
! 822: "[-4 | -6] [-alpn protocols] [-bugs] [-CAfile file]\n"
! 823: " [-CApath directory] [-cert file] [-certform der | pem] [-check_ss_sig]\n"
! 824: " [-cipher cipherlist] [-connect host[:port]] [-crl_check]\n"
! 825: " [-crl_check_all] [-crlf] [-debug] [-dtls1] [-extended_crl]\n"
! 826: " [-groups list] [-host host] [-ign_eof] [-ignore_critical]\n"
! 827: " [-issuer_checks] [-key keyfile] [-keyform der | pem]\n"
! 828: " [-keymatexport label] [-keymatexportlen len] [-legacy_server_connect]\n"
! 829: " [-msg] [-mtu mtu] [-nbio] [-nbio_test] [-no_comp] [-no_ign_eof]\n"
! 830: " [-no_legacy_server_connect] [-no_ticket] [-no_tls1] [-no_tls1_1]\n"
! 831: " [-no_tls1_2] [-no_tls1_3] [-pass arg] [-pause] [-policy_check]\n"
! 832: " [-port port] [-prexit] [-proxy host:port] [-quiet] [-reconnect]\n"
! 833: " [-servername name] [-serverpref] [-sess_in file] [-sess_out file]\n"
! 834: " [-showcerts] [-starttls protocol] [-state] [-status] [-timeout]\n"
! 835: " [-tls1] [-tls1_1] [-tls1_2] [-tls1_3] [-tlsextdebug]\n"
! 836: " [-use_srtp profiles] [-verify depth] [-verify_return_error]\n"
! 837: " [-x509_strict] [-xmpphost host]\n");
! 838: fprintf(stderr, "\n");
! 839: options_usage(s_client_options);
! 840: fprintf(stderr, "\n");
1.1 jsing 841: }
842:
843:
844: /* This is a context that we pass to callbacks */
845: typedef struct tlsextctx_st {
846: BIO *biodebug;
847: int ack;
848: } tlsextctx;
849:
850:
851: static int
852: ssl_servername_cb(SSL * s, int *ad, void *arg)
853: {
854: tlsextctx *p = (tlsextctx *) arg;
855: const char *hn = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
856: if (SSL_get_servername_type(s) != -1)
857: p->ack = !SSL_session_reused(s) && hn != NULL;
858: else
859: BIO_printf(bio_err, "Can't use SSL_get_servername\n");
860:
861: return SSL_TLSEXT_ERR_OK;
862: }
863:
864: int
865: s_client_main(int argc, char **argv)
866: {
867: SSL *con = NULL;
1.47 ! inoguchi 868: int s, k, p = 0, pending = 0;
1.39 beck 869: char *cbuf = NULL, *sbuf = NULL, *mbuf = NULL, *pbuf = NULL;
1.1 jsing 870: int cbuf_len, cbuf_off;
871: int sbuf_len, sbuf_off;
1.39 beck 872: int pbuf_len, pbuf_off;
1.1 jsing 873: int full_log = 1;
1.47 ! inoguchi 874: char *pass = NULL;
1.1 jsing 875: X509 *cert = NULL;
876: EVP_PKEY *key = NULL;
1.47 ! inoguchi 877: int badop = 0;
1.1 jsing 878: int write_tty, read_tty, write_ssl, read_ssl, tty_on, ssl_pending;
879: SSL_CTX *ctx = NULL;
1.47 ! inoguchi 880: int ret = 1, in_init = 1, i;
1.1 jsing 881: BIO *sbio;
882: int mbuf_len = 0;
1.9 deraadt 883: struct timeval timeout;
1.33 jsing 884: tlsextctx tlsextcbp = {NULL, 0};
1.45 deraadt 885: struct sockaddr_storage peer;
1.1 jsing 886: int peerlen = sizeof(peer);
1.21 doug 887:
888: if (single_execution) {
1.30 deraadt 889: if (pledge("stdio cpath wpath rpath inet dns tty", NULL) == -1) {
1.21 doug 890: perror("pledge");
1.23 doug 891: exit(1);
892: }
1.21 doug 893: }
1.1 jsing 894:
1.47 ! inoguchi 895: memset(&s_client_config, 0, sizeof(s_client_config));
! 896: s_client_config.af = AF_UNSPEC;
! 897: s_client_config.cert_format = FORMAT_PEM;
! 898: s_client_config.host = SSL_HOST_NAME;
! 899: s_client_config.key_format = FORMAT_PEM;
! 900: s_client_config.keymatexportlen = 20;
! 901: s_client_config.meth = TLS_client_method();
! 902: s_client_config.port = PORT_STR;
! 903: s_client_config.socket_type = SOCK_STREAM;
! 904: s_client_config.starttls_proto = PROTO_OFF;
! 905: s_client_config.verify = SSL_VERIFY_NONE;
1.1 jsing 906:
907: if (((cbuf = malloc(BUFSIZZ)) == NULL) ||
908: ((sbuf = malloc(BUFSIZZ)) == NULL) ||
1.39 beck 909: ((pbuf = malloc(BUFSIZZ)) == NULL) ||
1.1 jsing 910: ((mbuf = malloc(BUFSIZZ + 1)) == NULL)) { /* NUL byte */
911: BIO_printf(bio_err, "out of memory\n");
912: goto end;
913: }
914: verify_depth = 0;
915:
1.47 ! inoguchi 916: if (options_parse(argc, argv, s_client_options, NULL, NULL) != 0) {
! 917: badop = 1;
! 918: goto bad;
1.1 jsing 919: }
1.47 ! inoguchi 920: if (s_client_config.proxy != NULL) {
! 921: if (!extract_host_port(s_client_config.proxy, &s_client_config.host, NULL, &s_client_config.port))
1.12 bluhm 922: goto bad;
1.47 ! inoguchi 923: if (s_client_config.connect == NULL)
! 924: s_client_config.connect = SSL_HOST_NAME;
! 925: } else if (s_client_config.connect != NULL) {
! 926: if (!extract_host_port(s_client_config.connect, &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:
1.47 ! inoguchi 946: key = load_key(bio_err, s_client_config.key_file, s_client_config.key_format, 0, pass,
1.1 jsing 947: "client certificate private key file");
948: if (!key) {
949: ERR_print_errors(bio_err);
950: goto end;
951: }
952: }
1.47 ! inoguchi 953: if (s_client_config.cert_file) {
! 954: cert = load_cert(bio_err, s_client_config.cert_file, s_client_config.cert_format,
1.19 bcook 955: NULL, "client certificate file");
1.1 jsing 956:
957: if (!cert) {
958: ERR_print_errors(bio_err);
959: goto end;
960: }
961: }
962: if (bio_c_out == NULL) {
1.47 ! inoguchi 963: if (s_client_config.c_quiet && !s_client_config.c_debug && !s_client_config.c_msg) {
1.1 jsing 964: bio_c_out = BIO_new(BIO_s_null());
965: } else {
966: if (bio_c_out == NULL)
967: bio_c_out = BIO_new_fp(stdout, BIO_NOCLOSE);
968: }
969: }
970:
1.47 ! inoguchi 971: ctx = SSL_CTX_new(s_client_config.meth);
1.1 jsing 972: if (ctx == NULL) {
973: ERR_print_errors(bio_err);
974: goto end;
975: }
1.46 tb 976:
977: SSL_CTX_clear_mode(ctx, SSL_MODE_AUTO_RETRY);
978:
1.47 ! inoguchi 979: if (s_client_config.vpm)
! 980: SSL_CTX_set1_param(ctx, s_client_config.vpm);
1.42 jsing 981:
1.47 ! inoguchi 982: if (!SSL_CTX_set_min_proto_version(ctx, s_client_config.min_version))
1.42 jsing 983: goto end;
1.47 ! inoguchi 984: if (!SSL_CTX_set_max_proto_version(ctx, s_client_config.max_version))
1.42 jsing 985: goto end;
1.1 jsing 986:
987: #ifndef OPENSSL_NO_SRTP
1.47 ! inoguchi 988: if (s_client_config.srtp_profiles != NULL)
! 989: SSL_CTX_set_tlsext_use_srtp(ctx, s_client_config.srtp_profiles);
1.1 jsing 990: #endif
1.47 ! inoguchi 991: if (s_client_config.bugs)
! 992: SSL_CTX_set_options(ctx, SSL_OP_ALL | s_client_config.off);
1.1 jsing 993: else
1.47 ! inoguchi 994: SSL_CTX_set_options(ctx, s_client_config.off);
1.1 jsing 995:
1.47 ! inoguchi 996: if (s_client_config.clr)
! 997: SSL_CTX_clear_options(ctx, s_client_config.clr);
1.1 jsing 998: /*
999: * DTLS: partial reads end up discarding unread UDP bytes :-( Setting
1000: * read ahead solves this problem.
1001: */
1.47 ! inoguchi 1002: if (s_client_config.socket_type == SOCK_DGRAM)
1.1 jsing 1003: SSL_CTX_set_read_ahead(ctx, 1);
1004:
1.47 ! inoguchi 1005: if (s_client_config.alpn_in) {
1.10 jsing 1006: unsigned short alpn_len;
1.47 ! inoguchi 1007: unsigned char *alpn = next_protos_parse(&alpn_len, s_client_config.alpn_in);
1.10 jsing 1008:
1009: if (alpn == NULL) {
1010: BIO_printf(bio_err, "Error parsing -alpn argument\n");
1011: goto end;
1012: }
1013: SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len);
1014: free(alpn);
1.31 jsing 1015: }
1.47 ! inoguchi 1016: if (s_client_config.groups_in != NULL) {
! 1017: if (SSL_CTX_set1_groups_list(ctx, s_client_config.groups_in) != 1) {
1.31 jsing 1018: BIO_printf(bio_err, "Failed to set groups '%s'\n",
1.47 ! inoguchi 1019: s_client_config.groups_in);
1.31 jsing 1020: goto end;
1021: }
1.10 jsing 1022: }
1.1 jsing 1023:
1.47 ! inoguchi 1024: if (s_client_config.state)
1.1 jsing 1025: SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1.47 ! inoguchi 1026: if (s_client_config.cipher != NULL)
! 1027: if (!SSL_CTX_set_cipher_list(ctx, s_client_config.cipher)) {
1.1 jsing 1028: BIO_printf(bio_err, "error setting cipher list\n");
1029: ERR_print_errors(bio_err);
1030: goto end;
1031: }
1032:
1.47 ! inoguchi 1033: SSL_CTX_set_verify(ctx, s_client_config.verify, verify_callback);
1.1 jsing 1034: if (!set_cert_key_stuff(ctx, cert, key))
1035: goto end;
1036:
1.47 ! inoguchi 1037: if ((s_client_config.CAfile || s_client_config.CApath)
! 1038: && !SSL_CTX_load_verify_locations(ctx, s_client_config.CAfile, s_client_config.CApath))
1.1 jsing 1039: ERR_print_errors(bio_err);
1.28 bcook 1040:
1041: if (!SSL_CTX_set_default_verify_paths(ctx))
1042: ERR_print_errors(bio_err);
1043:
1.47 ! inoguchi 1044: if (s_client_config.servername != NULL) {
1.1 jsing 1045: tlsextcbp.biodebug = bio_err;
1046: SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1047: SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1048: }
1049:
1050: con = SSL_new(ctx);
1.47 ! inoguchi 1051: if (s_client_config.sess_in) {
1.1 jsing 1052: SSL_SESSION *sess;
1.47 ! inoguchi 1053: BIO *stmp = BIO_new_file(s_client_config.sess_in, "r");
1.1 jsing 1054: if (!stmp) {
1055: BIO_printf(bio_err, "Can't open session file %s\n",
1.47 ! inoguchi 1056: s_client_config.sess_in);
1.1 jsing 1057: ERR_print_errors(bio_err);
1058: goto end;
1059: }
1060: sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1061: BIO_free(stmp);
1062: if (!sess) {
1063: BIO_printf(bio_err, "Can't open session file %s\n",
1.47 ! inoguchi 1064: s_client_config.sess_in);
1.1 jsing 1065: ERR_print_errors(bio_err);
1066: goto end;
1067: }
1068: SSL_set_session(con, sess);
1069: SSL_SESSION_free(sess);
1070: }
1.47 ! inoguchi 1071: if (s_client_config.servername != NULL) {
! 1072: if (!SSL_set_tlsext_host_name(con, s_client_config.servername)) {
1.1 jsing 1073: BIO_printf(bio_err, "Unable to set TLS servername extension.\n");
1074: ERR_print_errors(bio_err);
1075: goto end;
1076: }
1077: }
1078: /* SSL_set_cipher_list(con,"RC4-MD5"); */
1079:
1080: re_start:
1081:
1.47 ! inoguchi 1082: if (init_client(&s, s_client_config.host, s_client_config.port, s_client_config.socket_type, s_client_config.af) == 0) {
1.1 jsing 1083: BIO_printf(bio_err, "connect:errno=%d\n", errno);
1084: goto end;
1085: }
1086: BIO_printf(bio_c_out, "CONNECTED(%08X)\n", s);
1087:
1.47 ! inoguchi 1088: if (s_client_config.c_nbio) {
! 1089: if (!s_client_config.c_quiet)
1.3 bcook 1090: BIO_printf(bio_c_out, "turning on non blocking io\n");
1091: if (!BIO_socket_nbio(s, 1)) {
1.1 jsing 1092: ERR_print_errors(bio_err);
1093: goto end;
1094: }
1095: }
1.47 ! inoguchi 1096: if (s_client_config.c_Pause & 0x01)
1.1 jsing 1097: SSL_set_debug(con, 1);
1098:
1099: if (SSL_version(con) == DTLS1_VERSION) {
1100:
1101: sbio = BIO_new_dgram(s, BIO_NOCLOSE);
1.45 deraadt 1102: if (getsockname(s, (struct sockaddr *)&peer,
1103: (void *)&peerlen) == -1) {
1.1 jsing 1104: BIO_printf(bio_err, "getsockname:errno=%d\n",
1105: errno);
1106: shutdown(s, SHUT_RD);
1107: close(s);
1108: goto end;
1109: }
1110: (void) BIO_ctrl_set_connected(sbio, 1, &peer);
1111:
1.47 ! inoguchi 1112: if (s_client_config.enable_timeouts) {
1.1 jsing 1113: timeout.tv_sec = 0;
1114: timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1115: BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1116:
1117: timeout.tv_sec = 0;
1118: timeout.tv_usec = DGRAM_SND_TIMEOUT;
1119: BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1120: }
1.47 ! inoguchi 1121: if (s_client_config.socket_mtu > 28) {
1.1 jsing 1122: SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1.47 ! inoguchi 1123: SSL_set_mtu(con, s_client_config.socket_mtu - 28);
1.1 jsing 1124: } else
1125: /* want to do MTU discovery */
1126: BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1127: } else
1128: sbio = BIO_new_socket(s, BIO_NOCLOSE);
1129:
1.47 ! inoguchi 1130: if (s_client_config.nbio_test) {
1.1 jsing 1131: BIO *test;
1132:
1133: test = BIO_new(BIO_f_nbio_test());
1134: sbio = BIO_push(test, sbio);
1135: }
1.47 ! inoguchi 1136: if (s_client_config.c_debug) {
1.1 jsing 1137: SSL_set_debug(con, 1);
1138: BIO_set_callback(sbio, bio_dump_callback);
1139: BIO_set_callback_arg(sbio, (char *) bio_c_out);
1140: }
1.47 ! inoguchi 1141: if (s_client_config.c_msg) {
1.1 jsing 1142: SSL_set_msg_callback(con, msg_cb);
1143: SSL_set_msg_callback_arg(con, bio_c_out);
1144: }
1.47 ! inoguchi 1145: if (s_client_config.c_tlsextdebug) {
1.1 jsing 1146: SSL_set_tlsext_debug_callback(con, tlsext_cb);
1147: SSL_set_tlsext_debug_arg(con, bio_c_out);
1148: }
1.47 ! inoguchi 1149: if (s_client_config.c_status_req) {
1.1 jsing 1150: SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1151: SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1152: SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1153: }
1154:
1155: SSL_set_bio(con, sbio, sbio);
1156: SSL_set_connect_state(con);
1157:
1158: /* ok, lets connect */
1159: read_tty = 1;
1160: write_tty = 0;
1161: tty_on = 0;
1162: read_ssl = 1;
1163: write_ssl = 1;
1164:
1165: cbuf_len = 0;
1166: cbuf_off = 0;
1167: sbuf_len = 0;
1168: sbuf_off = 0;
1.39 beck 1169: pbuf_len = 0;
1170: pbuf_off = 0;
1.1 jsing 1171:
1172: /* This is an ugly hack that does a lot of assumptions */
1173: /*
1174: * We do have to handle multi-line responses which may come in a
1175: * single packet or not. We therefore have to use BIO_gets() which
1176: * does need a buffering BIO. So during the initial chitchat we do
1177: * push a buffering BIO into the chain that is removed again later on
1178: * to not disturb the rest of the s_client operation.
1179: */
1.47 ! inoguchi 1180: if (s_client_config.starttls_proto == PROTO_SMTP || s_client_config.starttls_proto == PROTO_LMTP) {
1.1 jsing 1181: int foundit = 0;
1182: BIO *fbio = BIO_new(BIO_f_buffer());
1183: BIO_push(fbio, sbio);
1184: /* wait for multi-line response to end from SMTP */
1185: do {
1186: mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1187: }
1188: while (mbuf_len > 3 && mbuf[3] == '-');
1189: /* STARTTLS command requires EHLO... */
1190: BIO_printf(fbio, "%cHLO openssl.client.net\r\n",
1.47 ! inoguchi 1191: s_client_config.starttls_proto == PROTO_SMTP ? 'E' : 'L');
1.1 jsing 1192: (void) BIO_flush(fbio);
1193: /* wait for multi-line response to end EHLO SMTP response */
1194: do {
1195: mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1196: if (strstr(mbuf, "STARTTLS"))
1197: foundit = 1;
1198: }
1199: while (mbuf_len > 3 && mbuf[3] == '-');
1200: (void) BIO_flush(fbio);
1201: BIO_pop(fbio);
1202: BIO_free(fbio);
1203: if (!foundit)
1204: BIO_printf(bio_err,
1.36 jmc 1205: "didn't find starttls in server response,"
1.1 jsing 1206: " try anyway...\n");
1207: BIO_printf(sbio, "STARTTLS\r\n");
1208: BIO_read(sbio, sbuf, BUFSIZZ);
1.47 ! inoguchi 1209: } else if (s_client_config.starttls_proto == PROTO_POP3) {
1.1 jsing 1210: mbuf_len = BIO_read(sbio, mbuf, BUFSIZZ);
1211: if (mbuf_len == -1) {
1212: BIO_printf(bio_err, "BIO_read failed\n");
1213: goto end;
1214: }
1215: BIO_printf(sbio, "STLS\r\n");
1216: BIO_read(sbio, sbuf, BUFSIZZ);
1.47 ! inoguchi 1217: } else if (s_client_config.starttls_proto == PROTO_IMAP) {
1.1 jsing 1218: int foundit = 0;
1219: BIO *fbio = BIO_new(BIO_f_buffer());
1220: BIO_push(fbio, sbio);
1221: BIO_gets(fbio, mbuf, BUFSIZZ);
1222: /* STARTTLS command requires CAPABILITY... */
1223: BIO_printf(fbio, ". CAPABILITY\r\n");
1224: (void) BIO_flush(fbio);
1225: /* wait for multi-line CAPABILITY response */
1226: do {
1227: mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1228: if (strstr(mbuf, "STARTTLS"))
1229: foundit = 1;
1230: }
1231: while (mbuf_len > 3 && mbuf[0] != '.');
1232: (void) BIO_flush(fbio);
1233: BIO_pop(fbio);
1234: BIO_free(fbio);
1235: if (!foundit)
1236: BIO_printf(bio_err,
1.37 tb 1237: "didn't find STARTTLS in server response,"
1.1 jsing 1238: " try anyway...\n");
1239: BIO_printf(sbio, ". STARTTLS\r\n");
1240: BIO_read(sbio, sbuf, BUFSIZZ);
1.47 ! inoguchi 1241: } else if (s_client_config.starttls_proto == PROTO_FTP) {
1.1 jsing 1242: BIO *fbio = BIO_new(BIO_f_buffer());
1243: BIO_push(fbio, sbio);
1244: /* wait for multi-line response to end from FTP */
1245: do {
1246: mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1247: }
1248: while (mbuf_len > 3 && mbuf[3] == '-');
1249: (void) BIO_flush(fbio);
1250: BIO_pop(fbio);
1251: BIO_free(fbio);
1252: BIO_printf(sbio, "AUTH TLS\r\n");
1253: BIO_read(sbio, sbuf, BUFSIZZ);
1.47 ! inoguchi 1254: } else if (s_client_config.starttls_proto == PROTO_XMPP) {
1.1 jsing 1255: int seen = 0;
1256: BIO_printf(sbio, "<stream:stream "
1257: "xmlns:stream='http://etherx.jabber.org/streams' "
1.47 ! inoguchi 1258: "xmlns='jabber:client' to='%s' version='1.0'>", s_client_config.xmpphost ? s_client_config.xmpphost : s_client_config.host);
1.1 jsing 1259: seen = BIO_read(sbio, mbuf, BUFSIZZ);
1.15 landry 1260:
1261: if (seen <= 0)
1262: goto shut;
1263:
1.1 jsing 1264: mbuf[seen] = 0;
1.15 landry 1265: while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'") &&
1266: !strstr(mbuf, "<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\"")) {
1267: seen = BIO_read(sbio, mbuf, BUFSIZZ);
1268:
1269: if (seen <= 0)
1.1 jsing 1270: goto shut;
1.15 landry 1271:
1.1 jsing 1272: mbuf[seen] = 0;
1273: }
1274: BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1275: seen = BIO_read(sbio, sbuf, BUFSIZZ);
1276: sbuf[seen] = 0;
1277: if (!strstr(sbuf, "<proceed"))
1278: goto shut;
1279: mbuf[0] = 0;
1.47 ! inoguchi 1280: } else if (s_client_config.proxy != NULL) {
! 1281: BIO_printf(sbio, "CONNECT %s HTTP/1.0\r\n\r\n", s_client_config.connect);
1.12 bluhm 1282: mbuf_len = BIO_read(sbio, mbuf, BUFSIZZ);
1283: if (mbuf_len == -1) {
1284: BIO_printf(bio_err, "BIO_read failed\n");
1285: goto end;
1286: }
1.1 jsing 1287: }
1288: for (;;) {
1.9 deraadt 1289: struct pollfd pfd[3]; /* stdin, stdout, socket */
1290: int ptimeout = -1;
1.1 jsing 1291:
1292: if ((SSL_version(con) == DTLS1_VERSION) &&
1293: DTLSv1_get_timeout(con, &timeout))
1.9 deraadt 1294: ptimeout = timeout.tv_sec * 1000 + timeout.tv_usec / 1000;
1.1 jsing 1295:
1296: if (SSL_in_init(con) && !SSL_total_renegotiations(con)) {
1297: in_init = 1;
1298: tty_on = 0;
1299: } else {
1300: tty_on = 1;
1301: if (in_init) {
1302: in_init = 0;
1.47 ! inoguchi 1303: if (s_client_config.sess_out) {
! 1304: BIO *stmp = BIO_new_file(s_client_config.sess_out, "w");
1.1 jsing 1305: if (stmp) {
1306: PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1307: BIO_free(stmp);
1308: } else
1.47 ! inoguchi 1309: BIO_printf(bio_err, "Error writing session file %s\n", s_client_config.sess_out);
1.1 jsing 1310: }
1311: print_stuff(bio_c_out, con, full_log);
1312: if (full_log > 0)
1313: full_log--;
1314:
1.47 ! inoguchi 1315: if (s_client_config.starttls_proto) {
1.1 jsing 1316: BIO_write(bio_err, mbuf, mbuf_len);
1317: /* We don't need to know any more */
1.47 ! inoguchi 1318: s_client_config.starttls_proto = PROTO_OFF;
1.1 jsing 1319: }
1.47 ! inoguchi 1320: if (s_client_config.reconnect) {
! 1321: s_client_config.reconnect--;
1.1 jsing 1322: BIO_printf(bio_c_out, "drop connection and then reconnect\n");
1323: SSL_shutdown(con);
1324: SSL_set_connect_state(con);
1325: shutdown(SSL_get_fd(con), SHUT_RD);
1326: close(SSL_get_fd(con));
1327: goto re_start;
1328: }
1329: }
1330: }
1331:
1332: ssl_pending = read_ssl && SSL_pending(con);
1333:
1.9 deraadt 1334: pfd[0].fd = -1;
1335: pfd[1].fd = -1;
1.1 jsing 1336: if (!ssl_pending) {
1337: if (tty_on) {
1.9 deraadt 1338: if (read_tty) {
1339: pfd[0].fd = fileno(stdin);
1340: pfd[0].events = POLLIN;
1341: }
1342: if (write_tty) {
1343: pfd[1].fd = fileno(stdout);
1344: pfd[1].events = POLLOUT;
1345: }
1.1 jsing 1346: }
1.9 deraadt 1347:
1348: pfd[2].fd = SSL_get_fd(con);
1349: pfd[2].events = 0;
1.1 jsing 1350: if (read_ssl)
1.9 deraadt 1351: pfd[2].events |= POLLIN;
1.1 jsing 1352: if (write_ssl)
1.9 deraadt 1353: pfd[2].events |= POLLOUT;
1354:
1.1 jsing 1355: /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1356: tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1357:
1.9 deraadt 1358: i = poll(pfd, 3, ptimeout);
1.38 deraadt 1359: if (i == -1) {
1.1 jsing 1360: BIO_printf(bio_err, "bad select %d\n",
1361: errno);
1362: goto shut;
1363: /* goto end; */
1364: }
1365: }
1366: if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0) {
1367: BIO_printf(bio_err, "TIMEOUT occured\n");
1368: }
1.9 deraadt 1369: if (!ssl_pending && (pfd[2].revents & (POLLOUT|POLLERR|POLLNVAL))) {
1370: if (pfd[2].revents & (POLLERR|POLLNVAL)) {
1371: BIO_printf(bio_err, "poll error");
1372: goto shut;
1373: }
1.1 jsing 1374: k = SSL_write(con, &(cbuf[cbuf_off]),
1375: (unsigned int) cbuf_len);
1376: switch (SSL_get_error(con, k)) {
1377: case SSL_ERROR_NONE:
1378: cbuf_off += k;
1379: cbuf_len -= k;
1380: if (k <= 0)
1381: goto end;
1382: /* we have done a write(con,NULL,0); */
1383: if (cbuf_len <= 0) {
1384: read_tty = 1;
1385: write_ssl = 0;
1386: } else { /* if (cbuf_len > 0) */
1387: read_tty = 0;
1388: write_ssl = 1;
1389: }
1390: break;
1391: case SSL_ERROR_WANT_WRITE:
1392: BIO_printf(bio_c_out, "write W BLOCK\n");
1393: write_ssl = 1;
1394: read_tty = 0;
1395: break;
1396: case SSL_ERROR_WANT_READ:
1397: BIO_printf(bio_c_out, "write R BLOCK\n");
1398: write_tty = 0;
1399: read_ssl = 1;
1400: write_ssl = 0;
1401: break;
1402: case SSL_ERROR_WANT_X509_LOOKUP:
1403: BIO_printf(bio_c_out, "write X BLOCK\n");
1404: break;
1405: case SSL_ERROR_ZERO_RETURN:
1406: if (cbuf_len != 0) {
1407: BIO_printf(bio_c_out, "shutdown\n");
1408: ret = 0;
1409: goto shut;
1410: } else {
1411: read_tty = 1;
1412: write_ssl = 0;
1413: break;
1414: }
1415:
1416: case SSL_ERROR_SYSCALL:
1417: if ((k != 0) || (cbuf_len != 0)) {
1418: BIO_printf(bio_err, "write:errno=%d\n",
1419: errno);
1420: goto shut;
1421: } else {
1422: read_tty = 1;
1423: write_ssl = 0;
1424: }
1425: break;
1426: case SSL_ERROR_SSL:
1427: ERR_print_errors(bio_err);
1428: goto shut;
1429: }
1.9 deraadt 1430: } else if (!ssl_pending &&
1431: (pfd[1].revents & (POLLOUT|POLLERR|POLLNVAL))) {
1432: if (pfd[1].revents & (POLLERR|POLLNVAL)) {
1433: BIO_printf(bio_err, "poll error");
1434: goto shut;
1435: }
1.1 jsing 1436: i = write(fileno(stdout), &(sbuf[sbuf_off]), sbuf_len);
1437:
1438: if (i <= 0) {
1439: BIO_printf(bio_c_out, "DONE\n");
1440: ret = 0;
1441: goto shut;
1442: /* goto end; */
1443: }
1444: sbuf_len -= i;
1445: sbuf_off += i;
1446: if (sbuf_len <= 0) {
1447: read_ssl = 1;
1448: write_tty = 0;
1449: }
1.9 deraadt 1450: } else if (ssl_pending || (pfd[2].revents & (POLLIN|POLLHUP))) {
1.1 jsing 1451: #ifdef RENEG
1452: {
1453: static int iiii;
1454: if (++iiii == 52) {
1455: SSL_renegotiate(con);
1456: iiii = 0;
1457: }
1458: }
1459: #endif
1.47 ! inoguchi 1460: if (s_client_config.peekaboo) {
1.40 jsing 1461: k = p = SSL_peek(con, pbuf, 1024 /* BUFSIZZ */ );
1.41 beck 1462: pending = SSL_pending(con);
1.40 jsing 1463: if (SSL_get_error(con, p) == SSL_ERROR_NONE) {
1.39 beck 1464: if (p <= 0)
1465: goto end;
1466: pbuf_off = 0;
1467: pbuf_len = p;
1468:
1.40 jsing 1469: k = SSL_read(con, sbuf, p);
1.39 beck 1470: }
1.40 jsing 1471: } else {
1472: k = SSL_read(con, sbuf, 1024 /* BUFSIZZ */ );
1.39 beck 1473: }
1.1 jsing 1474:
1475: switch (SSL_get_error(con, k)) {
1476: case SSL_ERROR_NONE:
1477: if (k <= 0)
1478: goto end;
1479: sbuf_off = 0;
1480: sbuf_len = k;
1.47 ! inoguchi 1481: if (s_client_config.peekaboo) {
1.41 beck 1482: if (p != pending) {
1483: ret = -1;
1484: BIO_printf(bio_err,
1485: "peeked %d but pending %d!\n", p, pending);
1486: goto shut;
1487: }
1.39 beck 1488: if (k < p) {
1489: ret = -1;
1490: BIO_printf(bio_err,
1491: "read less than peek!\n");
1492: goto shut;
1493: }
1494: if (p > 0 && (memcmp(sbuf, pbuf, p) != 0)) {
1495: ret = -1;
1496: BIO_printf(bio_err,
1497: "peek of %d different from read of %d!\n",
1498: p, k);
1499: goto shut;
1500: }
1501: }
1.1 jsing 1502: read_ssl = 0;
1503: write_tty = 1;
1504: break;
1505: case SSL_ERROR_WANT_WRITE:
1506: BIO_printf(bio_c_out, "read W BLOCK\n");
1507: write_ssl = 1;
1508: read_tty = 0;
1509: break;
1510: case SSL_ERROR_WANT_READ:
1511: BIO_printf(bio_c_out, "read R BLOCK\n");
1512: write_tty = 0;
1513: read_ssl = 1;
1514: if ((read_tty == 0) && (write_ssl == 0))
1515: write_ssl = 1;
1516: break;
1517: case SSL_ERROR_WANT_X509_LOOKUP:
1518: BIO_printf(bio_c_out, "read X BLOCK\n");
1519: break;
1520: case SSL_ERROR_SYSCALL:
1521: ret = errno;
1522: BIO_printf(bio_err, "read:errno=%d\n", ret);
1523: goto shut;
1524: case SSL_ERROR_ZERO_RETURN:
1525: BIO_printf(bio_c_out, "closed\n");
1526: ret = 0;
1527: goto shut;
1528: case SSL_ERROR_SSL:
1529: ERR_print_errors(bio_err);
1530: goto shut;
1531: /* break; */
1532: }
1.9 deraadt 1533: } else if (pfd[0].revents) {
1534: if (pfd[0].revents & (POLLERR|POLLNVAL)) {
1535: BIO_printf(bio_err, "poll error");
1536: goto shut;
1537: }
1.47 ! inoguchi 1538: if (s_client_config.crlf) {
1.1 jsing 1539: int j, lf_num;
1540:
1541: i = read(fileno(stdin), cbuf, BUFSIZZ / 2);
1542: lf_num = 0;
1543: /* both loops are skipped when i <= 0 */
1544: for (j = 0; j < i; j++)
1545: if (cbuf[j] == '\n')
1546: lf_num++;
1547: for (j = i - 1; j >= 0; j--) {
1548: cbuf[j + lf_num] = cbuf[j];
1549: if (cbuf[j] == '\n') {
1550: lf_num--;
1551: i++;
1552: cbuf[j + lf_num] = '\r';
1553: }
1554: }
1555: assert(lf_num == 0);
1556: } else
1557: i = read(fileno(stdin), cbuf, BUFSIZZ);
1558:
1.47 ! inoguchi 1559: if ((!s_client_config.c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q'))) {
1.1 jsing 1560: BIO_printf(bio_err, "DONE\n");
1561: ret = 0;
1562: goto shut;
1563: }
1.47 ! inoguchi 1564: if ((!s_client_config.c_ign_eof) && (cbuf[0] == 'R')) {
1.1 jsing 1565: BIO_printf(bio_err, "RENEGOTIATING\n");
1566: SSL_renegotiate(con);
1567: cbuf_len = 0;
1568: } else {
1569: cbuf_len = i;
1570: cbuf_off = 0;
1571: }
1572:
1573: write_ssl = 1;
1574: read_tty = 0;
1575: }
1576: }
1577:
1578: ret = 0;
1.35 jsing 1579: shut:
1.1 jsing 1580: if (in_init)
1581: print_stuff(bio_c_out, con, full_log);
1582: SSL_shutdown(con);
1583: shutdown(SSL_get_fd(con), SHUT_RD);
1584: close(SSL_get_fd(con));
1.35 jsing 1585: end:
1.1 jsing 1586: if (con != NULL) {
1.47 ! inoguchi 1587: if (s_client_config.prexit != 0)
1.1 jsing 1588: print_stuff(bio_c_out, con, 1);
1589: SSL_free(con);
1590: }
1.34 jsing 1591: SSL_CTX_free(ctx);
1592: X509_free(cert);
1593: EVP_PKEY_free(key);
1.1 jsing 1594: free(pass);
1.47 ! inoguchi 1595: X509_VERIFY_PARAM_free(s_client_config.vpm);
1.32 deraadt 1596: freezero(cbuf, BUFSIZZ);
1597: freezero(sbuf, BUFSIZZ);
1598: freezero(mbuf, BUFSIZZ);
1.1 jsing 1599: if (bio_c_out != NULL) {
1600: BIO_free(bio_c_out);
1601: bio_c_out = NULL;
1602: }
1603:
1604: return (ret);
1605: }
1606:
1607:
1608: static void
1609: print_stuff(BIO * bio, SSL * s, int full)
1610: {
1611: X509 *peer = NULL;
1612: char *p;
1613: static const char *space = " ";
1614: char buf[BUFSIZ];
1615: STACK_OF(X509) * sk;
1616: STACK_OF(X509_NAME) * sk2;
1617: const SSL_CIPHER *c;
1618: X509_NAME *xn;
1619: int j, i;
1620: unsigned char *exportedkeymat;
1621:
1622: if (full) {
1623: int got_a_chain = 0;
1624:
1625: sk = SSL_get_peer_cert_chain(s);
1626: if (sk != NULL) {
1627: got_a_chain = 1; /* we don't have it for SSL2
1628: * (yet) */
1629:
1630: BIO_printf(bio, "---\nCertificate chain\n");
1631: for (i = 0; i < sk_X509_num(sk); i++) {
1632: X509_NAME_oneline(X509_get_subject_name(
1633: sk_X509_value(sk, i)), buf, sizeof buf);
1634: BIO_printf(bio, "%2d s:%s\n", i, buf);
1635: X509_NAME_oneline(X509_get_issuer_name(
1636: sk_X509_value(sk, i)), buf, sizeof buf);
1637: BIO_printf(bio, " i:%s\n", buf);
1.47 ! inoguchi 1638: if (s_client_config.c_showcerts)
1.1 jsing 1639: PEM_write_bio_X509(bio, sk_X509_value(sk, i));
1640: }
1641: }
1642: BIO_printf(bio, "---\n");
1643: peer = SSL_get_peer_certificate(s);
1644: if (peer != NULL) {
1645: BIO_printf(bio, "Server certificate\n");
1.47 ! inoguchi 1646: if (!(s_client_config.c_showcerts && got_a_chain)) /* Redundant if we
1.1 jsing 1647: * showed the whole
1648: * chain */
1649: PEM_write_bio_X509(bio, peer);
1650: X509_NAME_oneline(X509_get_subject_name(peer),
1651: buf, sizeof buf);
1652: BIO_printf(bio, "subject=%s\n", buf);
1653: X509_NAME_oneline(X509_get_issuer_name(peer),
1654: buf, sizeof buf);
1655: BIO_printf(bio, "issuer=%s\n", buf);
1656: } else
1657: BIO_printf(bio, "no peer certificate available\n");
1658:
1659: sk2 = SSL_get_client_CA_list(s);
1660: if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0)) {
1661: BIO_printf(bio, "---\nAcceptable client certificate CA names\n");
1662: for (i = 0; i < sk_X509_NAME_num(sk2); i++) {
1663: xn = sk_X509_NAME_value(sk2, i);
1664: X509_NAME_oneline(xn, buf, sizeof(buf));
1665: BIO_write(bio, buf, strlen(buf));
1666: BIO_write(bio, "\n", 1);
1667: }
1668: } else {
1669: BIO_printf(bio, "---\nNo client certificate CA names sent\n");
1670: }
1671: p = SSL_get_shared_ciphers(s, buf, sizeof buf);
1672: if (p != NULL) {
1673: /*
1674: * This works only for SSL 2. In later protocol
1675: * versions, the client does not know what other
1676: * ciphers (in addition to the one to be used in the
1677: * current connection) the server supports.
1678: */
1679:
1680: BIO_printf(bio, "---\nCiphers common between both SSL endpoints:\n");
1681: j = i = 0;
1682: while (*p) {
1683: if (*p == ':') {
1684: BIO_write(bio, space, 15 - j % 25);
1685: i++;
1686: j = 0;
1687: BIO_write(bio, ((i % 3) ? " " : "\n"), 1);
1688: } else {
1689: BIO_write(bio, p, 1);
1690: j++;
1691: }
1692: p++;
1693: }
1694: BIO_write(bio, "\n", 1);
1695: }
1.29 jsing 1696:
1697: ssl_print_tmp_key(bio, s);
1698:
1.1 jsing 1699: BIO_printf(bio, "---\nSSL handshake has read %ld bytes and written %ld bytes\n",
1700: BIO_number_read(SSL_get_rbio(s)),
1701: BIO_number_written(SSL_get_wbio(s)));
1702: }
1703: BIO_printf(bio, (SSL_cache_hit(s) ? "---\nReused, " : "---\nNew, "));
1704: c = SSL_get_current_cipher(s);
1705: BIO_printf(bio, "%s, Cipher is %s\n",
1706: SSL_CIPHER_get_version(c),
1707: SSL_CIPHER_get_name(c));
1708: if (peer != NULL) {
1709: EVP_PKEY *pktmp;
1710: pktmp = X509_get_pubkey(peer);
1711: BIO_printf(bio, "Server public key is %d bit\n",
1712: EVP_PKEY_bits(pktmp));
1713: EVP_PKEY_free(pktmp);
1714: }
1715: BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
1716: SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
1717:
1718: /* Compression is not supported and will always be none. */
1719: BIO_printf(bio, "Compression: NONE\n");
1720: BIO_printf(bio, "Expansion: NONE\n");
1721:
1722: #ifdef SSL_DEBUG
1723: {
1724: /* Print out local port of connection: useful for debugging */
1725: int sock;
1726: struct sockaddr_in ladd;
1727: socklen_t ladd_size = sizeof(ladd);
1728: sock = SSL_get_fd(s);
1729: getsockname(sock, (struct sockaddr *) & ladd, &ladd_size);
1730: BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
1731: }
1732: #endif
1733:
1.10 jsing 1734: {
1735: const unsigned char *proto;
1736: unsigned int proto_len;
1737: SSL_get0_alpn_selected(s, &proto, &proto_len);
1738: if (proto_len > 0) {
1739: BIO_printf(bio, "ALPN protocol: ");
1740: BIO_write(bio, proto, proto_len);
1741: BIO_write(bio, "\n", 1);
1742: } else
1743: BIO_printf(bio, "No ALPN negotiated\n");
1744: }
1.1 jsing 1745:
1746: #ifndef OPENSSL_NO_SRTP
1747: {
1748: SRTP_PROTECTION_PROFILE *srtp_profile = SSL_get_selected_srtp_profile(s);
1749:
1750: if (srtp_profile)
1751: BIO_printf(bio, "SRTP Extension negotiated, profile=%s\n",
1752: srtp_profile->name);
1753: }
1754: #endif
1755:
1756: SSL_SESSION_print(bio, SSL_get_session(s));
1.47 ! inoguchi 1757: if (s_client_config.keymatexportlabel != NULL) {
1.1 jsing 1758: BIO_printf(bio, "Keying material exporter:\n");
1.47 ! inoguchi 1759: BIO_printf(bio, " Label: '%s'\n", s_client_config.keymatexportlabel);
! 1760: BIO_printf(bio, " Length: %i bytes\n", s_client_config.keymatexportlen);
! 1761: exportedkeymat = malloc(s_client_config.keymatexportlen);
1.1 jsing 1762: if (exportedkeymat != NULL) {
1763: if (!SSL_export_keying_material(s, exportedkeymat,
1.47 ! inoguchi 1764: s_client_config.keymatexportlen,
! 1765: s_client_config.keymatexportlabel,
! 1766: strlen(s_client_config.keymatexportlabel),
1.1 jsing 1767: NULL, 0, 0)) {
1768: BIO_printf(bio, " Error\n");
1769: } else {
1770: BIO_printf(bio, " Keying material: ");
1.47 ! inoguchi 1771: for (i = 0; i < s_client_config.keymatexportlen; i++)
1.1 jsing 1772: BIO_printf(bio, "%02X",
1773: exportedkeymat[i]);
1774: BIO_printf(bio, "\n");
1775: }
1776: free(exportedkeymat);
1777: }
1778: }
1779: BIO_printf(bio, "---\n");
1.34 jsing 1780: X509_free(peer);
1.1 jsing 1781: /* flush, or debugging output gets mixed with http response */
1782: (void) BIO_flush(bio);
1783: }
1784:
1785:
1786: static int
1787: ocsp_resp_cb(SSL * s, void *arg)
1788: {
1789: const unsigned char *p;
1790: int len;
1791: OCSP_RESPONSE *rsp;
1792: len = SSL_get_tlsext_status_ocsp_resp(s, &p);
1793: BIO_puts(arg, "OCSP response: ");
1794: if (!p) {
1795: BIO_puts(arg, "no response sent\n");
1796: return 1;
1797: }
1798: rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
1799: if (!rsp) {
1800: BIO_puts(arg, "response parse error\n");
1801: BIO_dump_indent(arg, (char *) p, len, 4);
1802: return 0;
1803: }
1804: BIO_puts(arg, "\n======================================\n");
1805: OCSP_RESPONSE_print(arg, rsp, 0);
1806: BIO_puts(arg, "======================================\n");
1807: OCSP_RESPONSE_free(rsp);
1808: return 1;
1809: }
1810: