2 * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the OpenSSL license (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
10 /* ====================================================================
11 * Copyright 2005 Nokia. All rights reserved.
13 * The portions of the attached software ("Contribution") is developed by
14 * Nokia Corporation and is licensed pursuant to the OpenSSL open source
17 * The Contribution, originally written by Mika Kousa and Pasi Eronen of
18 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
19 * support (see RFC 4279) to OpenSSL.
21 * No patent licenses or other rights except those expressly stated in
22 * the OpenSSL open source license shall be deemed granted or received
23 * expressly, by implication, estoppel, or otherwise.
25 * No assurances are provided by Nokia that the Contribution does not
26 * infringe the patent or other intellectual property rights of any third
27 * party or that the license provides you with all the necessary rights
28 * to make use of the Contribution.
30 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
31 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
32 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
33 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
42 #include <openssl/e_os2.h>
44 #ifndef OPENSSL_NO_SOCK
47 * With IPv6, it looks like Digital has mixed up the proper order of
48 * recursive header file inclusion, resulting in the compiler complaining
49 * that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which is
50 * needed to have fileno() declared correctly... So let's define u_int
52 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
54 typedef unsigned int u_int;
59 #include <openssl/x509.h>
60 #include <openssl/ssl.h>
61 #include <openssl/err.h>
62 #include <openssl/pem.h>
63 #include <openssl/rand.h>
64 #include <openssl/ocsp.h>
65 #include <openssl/bn.h>
66 #include <openssl/async.h>
67 #ifndef OPENSSL_NO_SRP
68 # include <openssl/srp.h>
71 # include <openssl/ct.h>
76 #if defined(__has_feature)
77 # if __has_feature(memory_sanitizer)
78 # include <sanitizer/msan_interface.h>
83 #define BUFSIZZ 1024*8
84 #define S_CLIENT_IRC_READ_TIMEOUT 8
87 static int c_debug = 0;
88 static int c_showcerts = 0;
89 static char *keymatexportlabel = NULL;
90 static int keymatexportlen = 20;
91 static BIO *bio_c_out = NULL;
92 static int c_quiet = 0;
93 static char *sess_out = NULL;
95 static void print_stuff(BIO *berr, SSL *con, int full);
96 #ifndef OPENSSL_NO_OCSP
97 static int ocsp_resp_cb(SSL *s, void *arg);
99 static int ldap_ExtendedResponse_parse(const char *buf, long rem);
101 static int saved_errno;
103 static void save_errno(void)
109 static int restore_errno(void)
116 static void do_ssl_shutdown(SSL *ssl)
121 /* We only do unidirectional shutdown */
122 ret = SSL_shutdown(ssl);
124 switch (SSL_get_error(ssl, ret)) {
125 case SSL_ERROR_WANT_READ:
126 case SSL_ERROR_WANT_WRITE:
127 case SSL_ERROR_WANT_ASYNC:
128 case SSL_ERROR_WANT_ASYNC_JOB:
129 /* We just do busy waiting. Nothing clever */
137 #ifndef OPENSSL_NO_PSK
138 /* Default PSK identity and key */
139 static char *psk_identity = "Client_identity";
141 static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
142 unsigned int max_identity_len,
144 unsigned int max_psk_len)
151 BIO_printf(bio_c_out, "psk_client_cb\n");
153 /* no ServerKeyExchange message */
155 BIO_printf(bio_c_out,
156 "NULL received PSK identity hint, continuing anyway\n");
157 } else if (c_debug) {
158 BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
162 * lookup PSK identity and PSK key based on the given identity hint here
164 ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity);
165 if (ret < 0 || (unsigned int)ret > max_identity_len)
168 BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity,
171 /* convert the PSK key to binary */
172 key = OPENSSL_hexstr2buf(psk_key, &key_len);
174 BIO_printf(bio_err, "Could not convert PSK key '%s' to buffer\n",
178 if (max_psk_len > INT_MAX || key_len > (long)max_psk_len) {
180 "psk buffer of callback is too small (%d) for key (%ld)\n",
181 max_psk_len, key_len);
186 memcpy(psk, key, key_len);
190 BIO_printf(bio_c_out, "created PSK len=%ld\n", key_len);
195 BIO_printf(bio_err, "Error in PSK client callback\n");
200 /* This is a context that we pass to callbacks */
201 typedef struct tlsextctx_st {
206 static int ssl_servername_cb(SSL *s, int *ad, void *arg)
208 tlsextctx *p = (tlsextctx *) arg;
209 const char *hn = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
210 if (SSL_get_servername_type(s) != -1)
211 p->ack = !SSL_session_reused(s) && hn != NULL;
213 BIO_printf(bio_err, "Can't use SSL_get_servername\n");
215 return SSL_TLSEXT_ERR_OK;
218 #ifndef OPENSSL_NO_SRP
220 /* This is a context that we pass to all callbacks */
221 typedef struct srp_arg_st {
224 int msg; /* copy from c_msg */
225 int debug; /* copy from c_debug */
226 int amp; /* allow more groups */
227 int strength; /* minimal size for N */
230 # define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
232 static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g)
234 BN_CTX *bn_ctx = BN_CTX_new();
235 BIGNUM *p = BN_new();
236 BIGNUM *r = BN_new();
238 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
239 BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) == 1 &&
240 p != NULL && BN_rshift1(p, N) &&
242 BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) == 1 &&
244 /* verify g^((N-1)/2) == -1 (mod N) */
245 BN_mod_exp(r, g, p, N, bn_ctx) &&
246 BN_add_word(r, 1) && BN_cmp(r, N) == 0;
255 * This callback is used here for two purposes:
256 * - extended debugging
257 * - making some primality tests for unknown groups
258 * The callback is only called for a non default group.
260 * An application does not need the call back at all if
261 * only the standard groups are used. In real life situations,
262 * client and server already share well known groups,
263 * thus there is no need to verify them.
264 * Furthermore, in case that a server actually proposes a group that
265 * is not one of those defined in RFC 5054, it is more appropriate
266 * to add the group to a static list and then compare since
267 * primality tests are rather cpu consuming.
270 static int ssl_srp_verify_param_cb(SSL *s, void *arg)
272 SRP_ARG *srp_arg = (SRP_ARG *)arg;
273 BIGNUM *N = NULL, *g = NULL;
275 if (((N = SSL_get_srp_N(s)) == NULL) || ((g = SSL_get_srp_g(s)) == NULL))
277 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1) {
278 BIO_printf(bio_err, "SRP parameters:\n");
279 BIO_printf(bio_err, "\tN=");
280 BN_print(bio_err, N);
281 BIO_printf(bio_err, "\n\tg=");
282 BN_print(bio_err, g);
283 BIO_printf(bio_err, "\n");
286 if (SRP_check_known_gN_param(g, N))
289 if (srp_arg->amp == 1) {
292 "SRP param N and g are not known params, going to check deeper.\n");
295 * The srp_moregroups is a real debugging feature. Implementors
296 * should rather add the value to the known ones. The minimal size
297 * has already been tested.
299 if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N, g))
302 BIO_printf(bio_err, "SRP param N and g rejected.\n");
306 # define PWD_STRLEN 1024
308 static char *ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
310 SRP_ARG *srp_arg = (SRP_ARG *)arg;
311 char *pass = app_malloc(PWD_STRLEN + 1, "SRP password buffer");
315 cb_tmp.password = (char *)srp_arg->srppassin;
316 cb_tmp.prompt_info = "SRP user";
317 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp)) < 0) {
318 BIO_printf(bio_err, "Can't read Password\n");
329 static char *srtp_profiles = NULL;
331 #ifndef OPENSSL_NO_NEXTPROTONEG
332 /* This the context that we pass to next_proto_cb */
333 typedef struct tlsextnextprotoctx_st {
337 } tlsextnextprotoctx;
339 static tlsextnextprotoctx next_proto;
341 static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen,
342 const unsigned char *in, unsigned int inlen,
345 tlsextnextprotoctx *ctx = arg;
348 /* We can assume that |in| is syntactically valid. */
350 BIO_printf(bio_c_out, "Protocols advertised by server: ");
351 for (i = 0; i < inlen;) {
353 BIO_write(bio_c_out, ", ", 2);
354 BIO_write(bio_c_out, &in[i + 1], in[i]);
357 BIO_write(bio_c_out, "\n", 1);
361 SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
362 return SSL_TLSEXT_ERR_OK;
364 #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
366 static int serverinfo_cli_parse_cb(SSL *s, unsigned int ext_type,
367 const unsigned char *in, size_t inlen,
371 unsigned char ext_buf[4 + 65536];
373 /* Reconstruct the type/len fields prior to extension data */
374 ext_buf[0] = ext_type >> 8;
375 ext_buf[1] = ext_type & 0xFF;
376 ext_buf[2] = inlen >> 8;
377 ext_buf[3] = inlen & 0xFF;
378 memcpy(ext_buf + 4, in, inlen);
380 BIO_snprintf(pem_name, sizeof(pem_name), "SERVERINFO FOR EXTENSION %d",
382 PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen);
387 * Hex decoder that tolerates optional whitespace. Returns number of bytes
388 * produced, advances inptr to end of input string.
390 static ossl_ssize_t hexdecode(const char **inptr, void *result)
392 unsigned char **out = (unsigned char **)result;
393 const char *in = *inptr;
394 unsigned char *ret = app_malloc(strlen(in) / 2, "hexdecode");
395 unsigned char *cp = ret;
402 for (byte = 0; *in; ++in) {
405 if (isspace(_UC(*in)))
407 x = OPENSSL_hexchar2int(*in);
413 if ((nibble ^= 1) == 0) {
426 return cp - (*out = ret);
430 * Decode unsigned 0..255, returns 1 on success, <= 0 on failure. Advances
431 * inptr to next field skipping leading whitespace.
433 static ossl_ssize_t checked_uint8(const char **inptr, void *out)
435 uint8_t *result = (uint8_t *)out;
436 const char *in = *inptr;
442 v = strtol(in, &endp, 10);
445 if (((v == LONG_MIN || v == LONG_MAX) && e == ERANGE) ||
446 endp == in || !isspace(_UC(*endp)) ||
447 v != (*result = (uint8_t) v)) {
450 for (in = endp; isspace(_UC(*in)); ++in)
460 ossl_ssize_t (*parser)(const char **, void *);
463 static int tlsa_import_rr(SSL *con, const char *rrdata)
465 /* Not necessary to re-init these values; the "parsers" do that. */
466 static uint8_t usage;
467 static uint8_t selector;
468 static uint8_t mtype;
469 static unsigned char *data;
470 static struct tlsa_field tlsa_fields[] = {
471 { &usage, "usage", checked_uint8 },
472 { &selector, "selector", checked_uint8 },
473 { &mtype, "mtype", checked_uint8 },
474 { &data, "data", hexdecode },
477 struct tlsa_field *f;
479 const char *cp = rrdata;
480 ossl_ssize_t len = 0;
482 for (f = tlsa_fields; f->var; ++f) {
483 /* Returns number of bytes produced, advances cp to next field */
484 if ((len = f->parser(&cp, f->var)) <= 0) {
485 BIO_printf(bio_err, "%s: warning: bad TLSA %s field in: %s\n",
486 prog, f->name, rrdata);
490 /* The data field is last, so len is its length */
491 ret = SSL_dane_tlsa_add(con, usage, selector, mtype, data, len);
495 ERR_print_errors(bio_err);
496 BIO_printf(bio_err, "%s: warning: unusable TLSA rrdata: %s\n",
501 ERR_print_errors(bio_err);
502 BIO_printf(bio_err, "%s: warning: error loading TLSA rrdata: %s\n",
509 static int tlsa_import_rrset(SSL *con, STACK_OF(OPENSSL_STRING) *rrset)
511 int num = sk_OPENSSL_STRING_num(rrset);
515 for (i = 0; i < num; ++i) {
516 char *rrdata = sk_OPENSSL_STRING_value(rrset, i);
517 if (tlsa_import_rr(con, rrdata) > 0)
523 typedef enum OPTION_choice {
524 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
525 OPT_4, OPT_6, OPT_HOST, OPT_PORT, OPT_CONNECT, OPT_UNIX,
526 OPT_XMPPHOST, OPT_VERIFY, OPT_NAMEOPT,
527 OPT_CERT, OPT_CRL, OPT_CRL_DOWNLOAD, OPT_SESS_OUT, OPT_SESS_IN,
528 OPT_CERTFORM, OPT_CRLFORM, OPT_VERIFY_RET_ERROR, OPT_VERIFY_QUIET,
529 OPT_BRIEF, OPT_PREXIT, OPT_CRLF, OPT_QUIET, OPT_NBIO,
530 OPT_SSL_CLIENT_ENGINE, OPT_RAND, OPT_IGN_EOF, OPT_NO_IGN_EOF,
531 OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_WDEBUG,
532 OPT_MSG, OPT_MSGFILE, OPT_ENGINE, OPT_TRACE, OPT_SECURITY_DEBUG,
533 OPT_SECURITY_DEBUG_VERBOSE, OPT_SHOWCERTS, OPT_NBIO_TEST, OPT_STATE,
534 #ifndef OPENSSL_NO_PSK
535 OPT_PSK_IDENTITY, OPT_PSK,
537 #ifndef OPENSSL_NO_SRP
538 OPT_SRPUSER, OPT_SRPPASS, OPT_SRP_STRENGTH, OPT_SRP_LATEUSER,
541 OPT_SSL3, OPT_SSL_CONFIG,
542 OPT_TLS1_3, OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1,
543 OPT_DTLS1_2, OPT_SCTP, OPT_TIMEOUT, OPT_MTU, OPT_KEYFORM, OPT_PASS,
544 OPT_CERT_CHAIN, OPT_CAPATH, OPT_NOCAPATH, OPT_CHAINCAPATH, OPT_VERIFYCAPATH,
545 OPT_KEY, OPT_RECONNECT, OPT_BUILD_CHAIN, OPT_CAFILE, OPT_NOCAFILE,
546 OPT_CHAINCAFILE, OPT_VERIFYCAFILE, OPT_NEXTPROTONEG, OPT_ALPN,
547 OPT_SERVERINFO, OPT_STARTTLS, OPT_SERVERNAME, OPT_NOSERVERNAME, OPT_ASYNC,
548 OPT_USE_SRTP, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN, OPT_SMTPHOST,
549 OPT_MAX_SEND_FRAG, OPT_SPLIT_SEND_FRAG, OPT_MAX_PIPELINES, OPT_READ_BUF,
550 OPT_KEYLOG_FILE, OPT_EARLY_DATA, OPT_REQCAFILE,
554 OPT_FALLBACKSCSV, OPT_NOCMDS, OPT_PROXY, OPT_DANE_TLSA_DOMAIN,
555 #ifndef OPENSSL_NO_CT
556 OPT_CT, OPT_NOCT, OPT_CTLOG_FILE,
558 OPT_DANE_TLSA_RRDATA, OPT_DANE_EE_NO_NAME
561 const OPTIONS s_client_options[] = {
562 {"help", OPT_HELP, '-', "Display this summary"},
563 {"host", OPT_HOST, 's', "Use -connect instead"},
564 {"port", OPT_PORT, 'p', "Use -connect instead"},
565 {"connect", OPT_CONNECT, 's',
566 "TCP/IP where to connect (default is :" PORT ")"},
567 {"proxy", OPT_PROXY, 's',
568 "Connect to via specified proxy to the real server"},
570 {"unix", OPT_UNIX, 's', "Connect over the specified Unix-domain socket"},
572 {"4", OPT_4, '-', "Use IPv4 only"},
574 {"6", OPT_6, '-', "Use IPv6 only"},
576 {"verify", OPT_VERIFY, 'p', "Turn on peer certificate verification"},
577 {"cert", OPT_CERT, '<', "Certificate file to use, PEM format assumed"},
578 {"certform", OPT_CERTFORM, 'F',
579 "Certificate format (PEM or DER) PEM default"},
580 {"nameopt", OPT_NAMEOPT, 's', "Various certificate name options"},
581 {"key", OPT_KEY, 's', "Private key file to use, if not in -cert file"},
582 {"keyform", OPT_KEYFORM, 'E', "Key format (PEM, DER or engine) PEM default"},
583 {"pass", OPT_PASS, 's', "Private key file pass phrase source"},
584 {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
585 {"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"},
586 {"no-CAfile", OPT_NOCAFILE, '-',
587 "Do not load the default certificates file"},
588 {"no-CApath", OPT_NOCAPATH, '-',
589 "Do not load certificates from the default certificates directory"},
590 {"requestCAfile", OPT_REQCAFILE, '<',
591 "PEM format file of CA names to send to the server"},
592 {"dane_tlsa_domain", OPT_DANE_TLSA_DOMAIN, 's', "DANE TLSA base domain"},
593 {"dane_tlsa_rrdata", OPT_DANE_TLSA_RRDATA, 's',
594 "DANE TLSA rrdata presentation form"},
595 {"dane_ee_no_namechecks", OPT_DANE_EE_NO_NAME, '-',
596 "Disable name checks when matching DANE-EE(3) TLSA records"},
597 {"reconnect", OPT_RECONNECT, '-',
598 "Drop and re-make the connection with the same Session-ID"},
599 {"showcerts", OPT_SHOWCERTS, '-', "Show all certificates in the chain"},
600 {"debug", OPT_DEBUG, '-', "Extra output"},
601 {"msg", OPT_MSG, '-', "Show protocol messages"},
602 {"msgfile", OPT_MSGFILE, '>',
603 "File to send output of -msg or -trace, instead of stdout"},
604 {"nbio_test", OPT_NBIO_TEST, '-', "More ssl protocol testing"},
605 {"state", OPT_STATE, '-', "Print the ssl states"},
606 {"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"},
607 {"quiet", OPT_QUIET, '-', "No s_client output"},
608 {"ign_eof", OPT_IGN_EOF, '-', "Ignore input eof (default when -quiet)"},
609 {"no_ign_eof", OPT_NO_IGN_EOF, '-', "Don't ignore input eof"},
610 {"starttls", OPT_STARTTLS, 's',
611 "Use the appropriate STARTTLS command before starting TLS"},
612 {"xmpphost", OPT_XMPPHOST, 's',
613 "Host to use with \"-starttls xmpp[-server]\""},
614 {"rand", OPT_RAND, 's',
615 "Load the file(s) into the random number generator"},
616 {"sess_out", OPT_SESS_OUT, '>', "File to write SSL session to"},
617 {"sess_in", OPT_SESS_IN, '<', "File to read SSL session from"},
618 {"use_srtp", OPT_USE_SRTP, 's',
619 "Offer SRTP key management with a colon-separated profile list"},
620 {"keymatexport", OPT_KEYMATEXPORT, 's',
621 "Export keying material using label"},
622 {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p',
623 "Export len bytes of keying material (default 20)"},
624 {"fallback_scsv", OPT_FALLBACKSCSV, '-', "Send the fallback SCSV"},
625 {"name", OPT_SMTPHOST, 's',
626 "Hostname to use for \"-starttls lmtp\" or \"-starttls smtp\""},
627 {"CRL", OPT_CRL, '<', "CRL file to use"},
628 {"crl_download", OPT_CRL_DOWNLOAD, '-', "Download CRL from distribution points"},
629 {"CRLform", OPT_CRLFORM, 'F', "CRL format (PEM or DER) PEM is default"},
630 {"verify_return_error", OPT_VERIFY_RET_ERROR, '-',
631 "Close connection on verification error"},
632 {"verify_quiet", OPT_VERIFY_QUIET, '-', "Restrict verify output to errors"},
633 {"brief", OPT_BRIEF, '-',
634 "Restrict output to brief summary of connection parameters"},
635 {"prexit", OPT_PREXIT, '-',
636 "Print session information when the program exits"},
637 {"security_debug", OPT_SECURITY_DEBUG, '-',
638 "Enable security debug messages"},
639 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-',
640 "Output more security debug output"},
641 {"cert_chain", OPT_CERT_CHAIN, '<',
642 "Certificate chain file (in PEM format)"},
643 {"chainCApath", OPT_CHAINCAPATH, '/',
644 "Use dir as certificate store path to build CA certificate chain"},
645 {"verifyCApath", OPT_VERIFYCAPATH, '/',
646 "Use dir as certificate store path to verify CA certificate"},
647 {"build_chain", OPT_BUILD_CHAIN, '-', "Build certificate chain"},
648 {"chainCAfile", OPT_CHAINCAFILE, '<',
649 "CA file for certificate chain (PEM format)"},
650 {"verifyCAfile", OPT_VERIFYCAFILE, '<',
651 "CA file for certificate verification (PEM format)"},
652 {"nocommands", OPT_NOCMDS, '-', "Do not use interactive command letters"},
653 {"servername", OPT_SERVERNAME, 's',
654 "Set TLS extension servername (SNI) in ClientHello (default)"},
655 {"noservername", OPT_NOSERVERNAME, '-',
656 "Do not send the server name (SNI) extension in the ClientHello"},
657 {"tlsextdebug", OPT_TLSEXTDEBUG, '-',
658 "Hex dump of all TLS extensions received"},
659 #ifndef OPENSSL_NO_OCSP
660 {"status", OPT_STATUS, '-', "Request certificate status from server"},
662 {"serverinfo", OPT_SERVERINFO, 's',
663 "types Send empty ClientHello extensions (comma-separated numbers)"},
664 {"alpn", OPT_ALPN, 's',
665 "Enable ALPN extension, considering named protocols supported (comma-separated list)"},
666 {"async", OPT_ASYNC, '-', "Support asynchronous operation"},
667 {"ssl_config", OPT_SSL_CONFIG, 's', "Use specified configuration file"},
668 {"max_send_frag", OPT_MAX_SEND_FRAG, 'p', "Maximum Size of send frames "},
669 {"split_send_frag", OPT_SPLIT_SEND_FRAG, 'p',
670 "Size used to split data for encrypt pipelines"},
671 {"max_pipelines", OPT_MAX_PIPELINES, 'p',
672 "Maximum number of encrypt/decrypt pipelines to be used"},
673 {"read_buf", OPT_READ_BUF, 'p',
674 "Default read buffer size to be used for connections"},
678 #ifndef OPENSSL_NO_SSL3
679 {"ssl3", OPT_SSL3, '-', "Just use SSLv3"},
681 #ifndef OPENSSL_NO_TLS1
682 {"tls1", OPT_TLS1, '-', "Just use TLSv1"},
684 #ifndef OPENSSL_NO_TLS1_1
685 {"tls1_1", OPT_TLS1_1, '-', "Just use TLSv1.1"},
687 #ifndef OPENSSL_NO_TLS1_2
688 {"tls1_2", OPT_TLS1_2, '-', "Just use TLSv1.2"},
690 #ifndef OPENSSL_NO_TLS1_3
691 {"tls1_3", OPT_TLS1_3, '-', "Just use TLSv1.3"},
693 #ifndef OPENSSL_NO_DTLS
694 {"dtls", OPT_DTLS, '-', "Use any version of DTLS"},
695 {"timeout", OPT_TIMEOUT, '-',
696 "Enable send/receive timeout on DTLS connections"},
697 {"mtu", OPT_MTU, 'p', "Set the link layer MTU"},
699 #ifndef OPENSSL_NO_DTLS1
700 {"dtls1", OPT_DTLS1, '-', "Just use DTLSv1"},
702 #ifndef OPENSSL_NO_DTLS1_2
703 {"dtls1_2", OPT_DTLS1_2, '-', "Just use DTLSv1.2"},
705 #ifndef OPENSSL_NO_SCTP
706 {"sctp", OPT_SCTP, '-', "Use SCTP"},
708 #ifndef OPENSSL_NO_SSL_TRACE
709 {"trace", OPT_TRACE, '-', "Show trace output of protocol messages"},
712 {"wdebug", OPT_WDEBUG, '-', "WATT-32 tcp debugging"},
714 {"nbio", OPT_NBIO, '-', "Use non-blocking IO"},
715 #ifndef OPENSSL_NO_PSK
716 {"psk_identity", OPT_PSK_IDENTITY, 's', "PSK identity"},
717 {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"},
719 #ifndef OPENSSL_NO_SRP
720 {"srpuser", OPT_SRPUSER, 's', "SRP authentication for 'user'"},
721 {"srppass", OPT_SRPPASS, 's', "Password for 'user'"},
722 {"srp_lateuser", OPT_SRP_LATEUSER, '-',
723 "SRP username into second ClientHello message"},
724 {"srp_moregroups", OPT_SRP_MOREGROUPS, '-',
725 "Tolerate other than the known g N values."},
726 {"srp_strength", OPT_SRP_STRENGTH, 'p', "Minimal length in bits for N"},
728 #ifndef OPENSSL_NO_NEXTPROTONEG
729 {"nextprotoneg", OPT_NEXTPROTONEG, 's',
730 "Enable NPN extension, considering named protocols supported (comma-separated list)"},
732 #ifndef OPENSSL_NO_ENGINE
733 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
734 {"ssl_client_engine", OPT_SSL_CLIENT_ENGINE, 's',
735 "Specify engine to be used for client certificate operations"},
737 #ifndef OPENSSL_NO_CT
738 {"ct", OPT_CT, '-', "Request and parse SCTs (also enables OCSP stapling)"},
739 {"noct", OPT_NOCT, '-', "Do not request or parse SCTs (default)"},
740 {"ctlogfile", OPT_CTLOG_FILE, '<', "CT log list CONF file"},
742 {"keylogfile", OPT_KEYLOG_FILE, '>', "Write TLS secrets to file"},
743 {"early_data", OPT_EARLY_DATA, '<', "File to send as early data"},
744 {NULL, OPT_EOF, 0x00, NULL}
747 typedef enum PROTOCOL_choice {
766 static const OPT_PAIR services[] = {
767 {"smtp", PROTO_SMTP},
768 {"pop3", PROTO_POP3},
769 {"imap", PROTO_IMAP},
771 {"xmpp", PROTO_XMPP},
772 {"xmpp-server", PROTO_XMPP_SERVER},
773 {"telnet", PROTO_TELNET},
775 {"mysql", PROTO_MYSQL},
776 {"postgres", PROTO_POSTGRES},
777 {"lmtp", PROTO_LMTP},
778 {"nntp", PROTO_NNTP},
779 {"sieve", PROTO_SIEVE},
780 {"ldap", PROTO_LDAP},
784 #define IS_INET_FLAG(o) \
785 (o == OPT_4 || o == OPT_6 || o == OPT_HOST || o == OPT_PORT || o == OPT_CONNECT)
786 #define IS_UNIX_FLAG(o) (o == OPT_UNIX)
788 #define IS_PROT_FLAG(o) \
789 (o == OPT_SSL3 || o == OPT_TLS1 || o == OPT_TLS1_1 || o == OPT_TLS1_2 \
790 || o == OPT_TLS1_3 || o == OPT_DTLS || o == OPT_DTLS1 || o == OPT_DTLS1_2)
792 /* Free |*dest| and optionally set it to a copy of |source|. */
793 static void freeandcopy(char **dest, const char *source)
798 *dest = OPENSSL_strdup(source);
801 static int new_session_cb(SSL *S, SSL_SESSION *sess)
803 BIO *stmp = BIO_new_file(sess_out, "w");
806 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
808 PEM_write_bio_SSL_SESSION(stmp, sess);
813 * We always return a "fail" response so that the session gets freed again
814 * because we haven't used the reference.
819 int s_client_main(int argc, char **argv)
822 EVP_PKEY *key = NULL;
825 STACK_OF(X509) *chain = NULL;
827 X509_VERIFY_PARAM *vpm = NULL;
828 SSL_EXCERT *exc = NULL;
829 SSL_CONF_CTX *cctx = NULL;
830 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
831 char *dane_tlsa_domain = NULL;
832 STACK_OF(OPENSSL_STRING) *dane_tlsa_rrset = NULL;
833 int dane_ee_no_name = 0;
834 STACK_OF(X509_CRL) *crls = NULL;
835 const SSL_METHOD *meth = TLS_client_method();
836 const char *CApath = NULL, *CAfile = NULL;
837 char *cbuf = NULL, *sbuf = NULL;
838 char *mbuf = NULL, *proxystr = NULL, *connectstr = NULL;
839 char *cert_file = NULL, *key_file = NULL, *chain_file = NULL;
840 char *chCApath = NULL, *chCAfile = NULL, *host = NULL;
841 char *port = OPENSSL_strdup(PORT);
843 char *passarg = NULL, *pass = NULL, *vfyCApath = NULL, *vfyCAfile = NULL;
844 char *ReqCAfile = NULL;
845 char *sess_in = NULL, *crl_file = NULL, *p;
846 char *xmpphost = NULL;
847 const char *ehlo = "mail.example.com";
848 struct timeval timeout, *timeoutp;
849 fd_set readfds, writefds;
850 int noCApath = 0, noCAfile = 0;
851 int build_chain = 0, cbuf_len, cbuf_off, cert_format = FORMAT_PEM;
852 int key_format = FORMAT_PEM, crlf = 0, full_log = 1, mbuf_len = 0;
855 int reconnect = 0, verify = SSL_VERIFY_NONE, vpmtouched = 0;
856 int ret = 1, in_init = 1, i, nbio_test = 0, s = -1, k, width, state = 0;
857 int sbuf_len, sbuf_off, cmdletters = 1;
858 int socket_family = AF_UNSPEC, socket_type = SOCK_STREAM, protocol = 0;
859 int starttls_proto = PROTO_OFF, crl_format = FORMAT_PEM, crl_download = 0;
860 int write_tty, read_tty, write_ssl, read_ssl, tty_on, ssl_pending;
861 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
864 int read_buf_len = 0;
865 int fallback_scsv = 0;
868 #ifndef OPENSSL_NO_DTLS
869 int enable_timeouts = 0;
872 #ifndef OPENSSL_NO_ENGINE
873 ENGINE *ssl_client_engine = NULL;
876 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
879 char *servername = NULL;
880 int noservername = 0;
881 const char *alpn_in = NULL;
882 tlsextctx tlsextcbp = { NULL, 0 };
883 const char *ssl_config = NULL;
884 #define MAX_SI_TYPES 100
885 unsigned short serverinfo_types[MAX_SI_TYPES];
886 int serverinfo_count = 0, start = 0, len;
887 #ifndef OPENSSL_NO_NEXTPROTONEG
888 const char *next_proto_neg_in = NULL;
890 #ifndef OPENSSL_NO_SRP
891 char *srppass = NULL;
892 int srp_lateuser = 0;
893 SRP_ARG srp_arg = { NULL, NULL, 0, 0, 0, 1024 };
895 #ifndef OPENSSL_NO_CT
896 char *ctlog_file = NULL;
897 int ct_validation = 0;
899 int min_version = 0, max_version = 0, prot_opt = 0, no_prot_opt = 0;
901 unsigned int max_send_fragment = 0;
902 unsigned int split_send_fragment = 0, max_pipelines = 0;
903 enum { use_inet, use_unix, use_unknown } connect_type = use_unknown;
905 int c_nbio = 0, c_msg = 0, c_ign_eof = 0, c_brief = 0;
906 int c_tlsextdebug = 0;
907 #ifndef OPENSSL_NO_OCSP
908 int c_status_req = 0;
910 BIO *bio_c_msg = NULL;
911 const char *keylog_file = NULL, *early_data_file = NULL;
912 #ifndef OPENSSL_NO_DTLS
918 /* Known false-positive of MemorySanitizer. */
919 #if defined(__has_feature)
920 # if __has_feature(memory_sanitizer)
921 __msan_unpoison(&readfds, sizeof(readfds));
922 __msan_unpoison(&writefds, sizeof(writefds));
926 prog = opt_progname(argv[0]);
931 vpm = X509_VERIFY_PARAM_new();
932 cctx = SSL_CONF_CTX_new();
934 if (vpm == NULL || cctx == NULL) {
935 BIO_printf(bio_err, "%s: out of memory\n", prog);
939 cbuf = app_malloc(BUFSIZZ, "cbuf");
940 sbuf = app_malloc(BUFSIZZ, "sbuf");
941 mbuf = app_malloc(BUFSIZZ, "mbuf");
943 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT | SSL_CONF_FLAG_CMDLINE);
945 prog = opt_init(argc, argv, s_client_options);
946 while ((o = opt_next()) != OPT_EOF) {
947 /* Check for intermixing flags. */
948 if (connect_type == use_unix && IS_INET_FLAG(o)) {
950 "%s: Intermixed protocol flags (unix and internet domains)\n",
954 if (connect_type == use_inet && IS_UNIX_FLAG(o)) {
956 "%s: Intermixed protocol flags (internet and unix domains)\n",
961 if (IS_PROT_FLAG(o) && ++prot_opt > 1) {
962 BIO_printf(bio_err, "Cannot supply multiple protocol flags\n");
965 if (IS_NO_PROT_FLAG(o))
967 if (prot_opt == 1 && no_prot_opt) {
969 "Cannot supply both a protocol flag and '-no_<prot>'\n");
977 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
980 opt_help(s_client_options);
984 connect_type = use_inet;
985 socket_family = AF_INET;
990 connect_type = use_inet;
991 socket_family = AF_INET6;
996 connect_type = use_inet;
997 freeandcopy(&host, opt_arg());
1000 connect_type = use_inet;
1001 freeandcopy(&port, opt_arg());
1004 connect_type = use_inet;
1005 freeandcopy(&connectstr, opt_arg());
1008 proxystr = opt_arg();
1009 starttls_proto = PROTO_CONNECT;
1013 connect_type = use_unix;
1014 socket_family = AF_UNIX;
1015 freeandcopy(&host, opt_arg());
1019 xmpphost = opt_arg();
1025 verify = SSL_VERIFY_PEER;
1026 verify_args.depth = atoi(opt_arg());
1028 BIO_printf(bio_err, "verify depth is %d\n", verify_args.depth);
1031 cert_file = opt_arg();
1034 if (!set_nameopt(opt_arg()))
1038 crl_file = opt_arg();
1040 case OPT_CRL_DOWNLOAD:
1044 sess_out = opt_arg();
1047 sess_in = opt_arg();
1050 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &cert_format))
1054 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
1057 case OPT_VERIFY_RET_ERROR:
1058 verify_args.return_error = 1;
1060 case OPT_VERIFY_QUIET:
1061 verify_args.quiet = 1;
1064 c_brief = verify_args.quiet = c_quiet = 1;
1067 if (ssl_args == NULL)
1068 ssl_args = sk_OPENSSL_STRING_new_null();
1069 if (ssl_args == NULL
1070 || !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
1071 || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
1072 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1077 if (!opt_verify(o, vpm))
1082 if (!args_excert(o, &exc))
1092 c_quiet = c_ign_eof = 1;
1101 e = setup_engine(opt_arg(), 1);
1103 case OPT_SSL_CLIENT_ENGINE:
1104 #ifndef OPENSSL_NO_ENGINE
1105 ssl_client_engine = ENGINE_by_id(opt_arg());
1106 if (ssl_client_engine == NULL) {
1107 BIO_printf(bio_err, "Error getting client auth engine\n");
1118 case OPT_NO_IGN_EOF:
1124 case OPT_TLSEXTDEBUG:
1128 #ifndef OPENSSL_NO_OCSP
1141 bio_c_msg = BIO_new_file(opt_arg(), "w");
1144 #ifndef OPENSSL_NO_SSL_TRACE
1148 case OPT_SECURITY_DEBUG:
1151 case OPT_SECURITY_DEBUG_VERBOSE:
1163 #ifndef OPENSSL_NO_PSK
1164 case OPT_PSK_IDENTITY:
1165 psk_identity = opt_arg();
1168 for (p = psk_key = opt_arg(); *p; p++) {
1169 if (isxdigit(_UC(*p)))
1171 BIO_printf(bio_err, "Not a hex number '%s'\n", psk_key);
1176 #ifndef OPENSSL_NO_SRP
1178 srp_arg.srplogin = opt_arg();
1179 if (min_version < TLS1_VERSION)
1180 min_version = TLS1_VERSION;
1183 srppass = opt_arg();
1184 if (min_version < TLS1_VERSION)
1185 min_version = TLS1_VERSION;
1187 case OPT_SRP_STRENGTH:
1188 srp_arg.strength = atoi(opt_arg());
1189 BIO_printf(bio_err, "SRP minimal length for N is %d\n",
1191 if (min_version < TLS1_VERSION)
1192 min_version = TLS1_VERSION;
1194 case OPT_SRP_LATEUSER:
1196 if (min_version < TLS1_VERSION)
1197 min_version = TLS1_VERSION;
1199 case OPT_SRP_MOREGROUPS:
1201 if (min_version < TLS1_VERSION)
1202 min_version = TLS1_VERSION;
1205 case OPT_SSL_CONFIG:
1206 ssl_config = opt_arg();
1209 min_version = SSL3_VERSION;
1210 max_version = SSL3_VERSION;
1213 min_version = TLS1_3_VERSION;
1214 max_version = TLS1_3_VERSION;
1217 min_version = TLS1_2_VERSION;
1218 max_version = TLS1_2_VERSION;
1221 min_version = TLS1_1_VERSION;
1222 max_version = TLS1_1_VERSION;
1225 min_version = TLS1_VERSION;
1226 max_version = TLS1_VERSION;
1229 #ifndef OPENSSL_NO_DTLS
1230 meth = DTLS_client_method();
1231 socket_type = SOCK_DGRAM;
1236 #ifndef OPENSSL_NO_DTLS1
1237 meth = DTLS_client_method();
1238 min_version = DTLS1_VERSION;
1239 max_version = DTLS1_VERSION;
1240 socket_type = SOCK_DGRAM;
1245 #ifndef OPENSSL_NO_DTLS1_2
1246 meth = DTLS_client_method();
1247 min_version = DTLS1_2_VERSION;
1248 max_version = DTLS1_2_VERSION;
1249 socket_type = SOCK_DGRAM;
1254 #ifndef OPENSSL_NO_SCTP
1255 protocol = IPPROTO_SCTP;
1259 #ifndef OPENSSL_NO_DTLS
1260 enable_timeouts = 1;
1264 #ifndef OPENSSL_NO_DTLS
1265 socket_mtu = atol(opt_arg());
1268 case OPT_FALLBACKSCSV:
1272 if (!opt_format(opt_arg(), OPT_FMT_PDE, &key_format))
1276 passarg = opt_arg();
1278 case OPT_CERT_CHAIN:
1279 chain_file = opt_arg();
1282 key_file = opt_arg();
1293 case OPT_CHAINCAPATH:
1294 chCApath = opt_arg();
1296 case OPT_VERIFYCAPATH:
1297 vfyCApath = opt_arg();
1299 case OPT_BUILD_CHAIN:
1303 ReqCAfile = opt_arg();
1311 #ifndef OPENSSL_NO_CT
1318 case OPT_CTLOG_FILE:
1319 ctlog_file = opt_arg();
1322 case OPT_CHAINCAFILE:
1323 chCAfile = opt_arg();
1325 case OPT_VERIFYCAFILE:
1326 vfyCAfile = opt_arg();
1328 case OPT_DANE_TLSA_DOMAIN:
1329 dane_tlsa_domain = opt_arg();
1331 case OPT_DANE_TLSA_RRDATA:
1332 if (dane_tlsa_rrset == NULL)
1333 dane_tlsa_rrset = sk_OPENSSL_STRING_new_null();
1334 if (dane_tlsa_rrset == NULL ||
1335 !sk_OPENSSL_STRING_push(dane_tlsa_rrset, opt_arg())) {
1336 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1340 case OPT_DANE_EE_NO_NAME:
1341 dane_ee_no_name = 1;
1343 case OPT_NEXTPROTONEG:
1344 #ifndef OPENSSL_NO_NEXTPROTONEG
1345 next_proto_neg_in = opt_arg();
1349 alpn_in = opt_arg();
1351 case OPT_SERVERINFO:
1354 for (start = 0, i = 0; i <= len; ++i) {
1355 if (i == len || p[i] == ',') {
1356 serverinfo_types[serverinfo_count] = atoi(p + start);
1357 if (++serverinfo_count == MAX_SI_TYPES)
1364 if (!opt_pair(opt_arg(), services, &starttls_proto))
1367 case OPT_SERVERNAME:
1368 servername = opt_arg();
1370 case OPT_NOSERVERNAME:
1374 srtp_profiles = opt_arg();
1376 case OPT_KEYMATEXPORT:
1377 keymatexportlabel = opt_arg();
1379 case OPT_KEYMATEXPORTLEN:
1380 keymatexportlen = atoi(opt_arg());
1385 case OPT_MAX_SEND_FRAG:
1386 max_send_fragment = atoi(opt_arg());
1388 case OPT_SPLIT_SEND_FRAG:
1389 split_send_fragment = atoi(opt_arg());
1391 case OPT_MAX_PIPELINES:
1392 max_pipelines = atoi(opt_arg());
1395 read_buf_len = atoi(opt_arg());
1397 case OPT_KEYLOG_FILE:
1398 keylog_file = opt_arg();
1400 case OPT_EARLY_DATA:
1401 early_data_file = opt_arg();
1405 if (count4or6 >= 2) {
1406 BIO_printf(bio_err, "%s: Can't use both -4 and -6\n", prog);
1410 if (servername != NULL) {
1412 "%s: Can't use -servername and -noservername together\n",
1416 if (dane_tlsa_domain != NULL) {
1418 "%s: Can't use -dane_tlsa_domain and -noservername together\n",
1423 argc = opt_num_rest();
1427 #ifndef OPENSSL_NO_NEXTPROTONEG
1428 if (min_version == TLS1_3_VERSION && next_proto_neg_in != NULL) {
1429 BIO_printf(bio_err, "Cannot supply -nextprotoneg with TLSv1.3\n");
1433 if (proxystr != NULL) {
1435 char *tmp_host = host, *tmp_port = port;
1436 if (connectstr == NULL) {
1437 BIO_printf(bio_err, "%s: -proxy requires use of -connect\n", prog);
1440 res = BIO_parse_hostserv(proxystr, &host, &port, BIO_PARSE_PRIO_HOST);
1441 if (tmp_host != host)
1442 OPENSSL_free(tmp_host);
1443 if (tmp_port != port)
1444 OPENSSL_free(tmp_port);
1447 "%s: -proxy argument malformed or ambiguous\n", prog);
1452 char *tmp_host = host, *tmp_port = port;
1453 if (connectstr != NULL)
1454 res = BIO_parse_hostserv(connectstr, &host, &port,
1455 BIO_PARSE_PRIO_HOST);
1456 if (tmp_host != host)
1457 OPENSSL_free(tmp_host);
1458 if (tmp_port != port)
1459 OPENSSL_free(tmp_port);
1462 "%s: -connect argument malformed or ambiguous\n",
1468 if (socket_family == AF_UNIX && socket_type != SOCK_STREAM) {
1470 "Can't use unix sockets and datagrams together\n");
1474 #ifndef OPENSSL_NO_SCTP
1475 if (protocol == IPPROTO_SCTP) {
1476 if (socket_type != SOCK_DGRAM) {
1477 BIO_printf(bio_err, "Can't use -sctp without DTLS\n");
1480 /* SCTP is unusual. It uses DTLS over a SOCK_STREAM protocol */
1481 socket_type = SOCK_STREAM;
1485 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1486 next_proto.status = -1;
1487 if (next_proto_neg_in) {
1489 next_protos_parse(&next_proto.len, next_proto_neg_in);
1490 if (next_proto.data == NULL) {
1491 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1495 next_proto.data = NULL;
1498 if (!app_passwd(passarg, NULL, &pass, NULL)) {
1499 BIO_printf(bio_err, "Error getting password\n");
1503 if (key_file == NULL)
1504 key_file = cert_file;
1506 if (key_file != NULL) {
1507 key = load_key(key_file, key_format, 0, pass, e,
1508 "client certificate private key file");
1510 ERR_print_errors(bio_err);
1515 if (cert_file != NULL) {
1516 cert = load_cert(cert_file, cert_format, "client certificate file");
1518 ERR_print_errors(bio_err);
1523 if (chain_file != NULL) {
1524 if (!load_certs(chain_file, &chain, FORMAT_PEM, NULL,
1525 "client certificate chain"))
1529 if (crl_file != NULL) {
1531 crl = load_crl(crl_file, crl_format);
1533 BIO_puts(bio_err, "Error loading CRL\n");
1534 ERR_print_errors(bio_err);
1537 crls = sk_X509_CRL_new_null();
1538 if (crls == NULL || !sk_X509_CRL_push(crls, crl)) {
1539 BIO_puts(bio_err, "Error adding CRL\n");
1540 ERR_print_errors(bio_err);
1546 if (!load_excert(&exc))
1549 if (!app_RAND_load_file(NULL, 1) && inrand == NULL
1550 && !RAND_status()) {
1552 "warning, not much extra random data, consider using the -rand option\n");
1554 if (inrand != NULL) {
1555 randamt = app_RAND_load_files(inrand);
1556 BIO_printf(bio_err, "%ld semi-random bytes loaded\n", randamt);
1559 if (bio_c_out == NULL) {
1560 if (c_quiet && !c_debug) {
1561 bio_c_out = BIO_new(BIO_s_null());
1562 if (c_msg && bio_c_msg == NULL)
1563 bio_c_msg = dup_bio_out(FORMAT_TEXT);
1564 } else if (bio_c_out == NULL)
1565 bio_c_out = dup_bio_out(FORMAT_TEXT);
1567 #ifndef OPENSSL_NO_SRP
1568 if (!app_passwd(srppass, NULL, &srp_arg.srppassin, NULL)) {
1569 BIO_printf(bio_err, "Error getting password\n");
1574 ctx = SSL_CTX_new(meth);
1576 ERR_print_errors(bio_err);
1581 ssl_ctx_security_debug(ctx, sdebug);
1583 if (ssl_config != NULL) {
1584 if (SSL_CTX_config(ctx, ssl_config) == 0) {
1585 BIO_printf(bio_err, "Error using configuration \"%s\"\n",
1587 ERR_print_errors(bio_err);
1592 if (SSL_CTX_set_min_proto_version(ctx, min_version) == 0)
1594 if (SSL_CTX_set_max_proto_version(ctx, max_version) == 0)
1597 if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) {
1598 BIO_printf(bio_err, "Error setting verify params\n");
1599 ERR_print_errors(bio_err);
1604 SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC);
1607 if (max_send_fragment > 0
1608 && !SSL_CTX_set_max_send_fragment(ctx, max_send_fragment)) {
1609 BIO_printf(bio_err, "%s: Max send fragment size %u is out of permitted range\n",
1610 prog, max_send_fragment);
1614 if (split_send_fragment > 0
1615 && !SSL_CTX_set_split_send_fragment(ctx, split_send_fragment)) {
1616 BIO_printf(bio_err, "%s: Split send fragment size %u is out of permitted range\n",
1617 prog, split_send_fragment);
1621 if (max_pipelines > 0
1622 && !SSL_CTX_set_max_pipelines(ctx, max_pipelines)) {
1623 BIO_printf(bio_err, "%s: Max pipelines %u is out of permitted range\n",
1624 prog, max_pipelines);
1628 if (read_buf_len > 0) {
1629 SSL_CTX_set_default_read_buffer_len(ctx, read_buf_len);
1632 if (!config_ctx(cctx, ssl_args, ctx))
1635 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1636 crls, crl_download)) {
1637 BIO_printf(bio_err, "Error loading store locations\n");
1638 ERR_print_errors(bio_err);
1641 if (ReqCAfile != NULL) {
1642 STACK_OF(X509_NAME) *nm = sk_X509_NAME_new_null();
1644 if (nm == NULL || !SSL_add_file_cert_subjects_to_stack(nm, ReqCAfile)) {
1645 sk_X509_NAME_pop_free(nm, X509_NAME_free);
1646 BIO_printf(bio_err, "Error loading CA names\n");
1647 ERR_print_errors(bio_err);
1650 SSL_CTX_set0_CA_list(ctx, nm);
1652 #ifndef OPENSSL_NO_ENGINE
1653 if (ssl_client_engine) {
1654 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine)) {
1655 BIO_puts(bio_err, "Error setting client auth engine\n");
1656 ERR_print_errors(bio_err);
1657 ENGINE_free(ssl_client_engine);
1660 ENGINE_free(ssl_client_engine);
1664 #ifndef OPENSSL_NO_PSK
1665 if (psk_key != NULL) {
1667 BIO_printf(bio_c_out, "PSK key given, setting client callback\n");
1668 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1671 #ifndef OPENSSL_NO_SRTP
1672 if (srtp_profiles != NULL) {
1673 /* Returns 0 on success! */
1674 if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) {
1675 BIO_printf(bio_err, "Error setting SRTP profile\n");
1676 ERR_print_errors(bio_err);
1683 ssl_ctx_set_excert(ctx, exc);
1685 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1686 if (next_proto.data != NULL)
1687 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1691 unsigned char *alpn = next_protos_parse(&alpn_len, alpn_in);
1694 BIO_printf(bio_err, "Error parsing -alpn argument\n");
1697 /* Returns 0 on success! */
1698 if (SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len) != 0) {
1699 BIO_printf(bio_err, "Error setting ALPN\n");
1705 for (i = 0; i < serverinfo_count; i++) {
1706 if (!SSL_CTX_add_client_custom_ext(ctx,
1707 serverinfo_types[i],
1709 serverinfo_cli_parse_cb, NULL)) {
1711 "Warning: Unable to add custom extension %u, skipping\n",
1712 serverinfo_types[i]);
1717 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1719 #ifndef OPENSSL_NO_CT
1720 /* Enable SCT processing, without early connection termination */
1721 if (ct_validation &&
1722 !SSL_CTX_enable_ct(ctx, SSL_CT_VALIDATION_PERMISSIVE)) {
1723 ERR_print_errors(bio_err);
1727 if (!ctx_set_ctlog_list_file(ctx, ctlog_file)) {
1728 if (ct_validation) {
1729 ERR_print_errors(bio_err);
1734 * If CT validation is not enabled, the log list isn't needed so don't
1735 * show errors or abort. We try to load it regardless because then we
1736 * can show the names of the logs any SCTs came from (SCTs may be seen
1737 * even with validation disabled).
1743 SSL_CTX_set_verify(ctx, verify, verify_callback);
1745 if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) {
1746 ERR_print_errors(bio_err);
1750 ssl_ctx_add_crls(ctx, crls, crl_download);
1752 if (!set_cert_key_stuff(ctx, cert, key, chain, build_chain))
1755 if (!noservername) {
1756 tlsextcbp.biodebug = bio_err;
1757 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1758 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1760 # ifndef OPENSSL_NO_SRP
1761 if (srp_arg.srplogin) {
1762 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin)) {
1763 BIO_printf(bio_err, "Unable to set SRP username\n");
1766 srp_arg.msg = c_msg;
1767 srp_arg.debug = c_debug;
1768 SSL_CTX_set_srp_cb_arg(ctx, &srp_arg);
1769 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1770 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1771 if (c_msg || c_debug || srp_arg.amp == 0)
1772 SSL_CTX_set_srp_verify_param_callback(ctx,
1773 ssl_srp_verify_param_cb);
1777 if (dane_tlsa_domain != NULL) {
1778 if (SSL_CTX_dane_enable(ctx) <= 0) {
1780 "%s: Error enabling DANE TLSA authentication.\n",
1782 ERR_print_errors(bio_err);
1788 * In TLSv1.3 NewSessionTicket messages arrive after the handshake and can
1789 * come at any time. Therefore we use a callback to write out the session
1790 * when we know about it. This approach works for < TLSv1.3 as well.
1792 if (sess_out != NULL) {
1793 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_CLIENT
1794 | SSL_SESS_CACHE_NO_INTERNAL_STORE);
1795 SSL_CTX_sess_set_new_cb(ctx, new_session_cb);
1798 if (set_keylog_file(ctx, keylog_file))
1802 if (sess_in != NULL) {
1804 BIO *stmp = BIO_new_file(sess_in, "r");
1806 BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
1807 ERR_print_errors(bio_err);
1810 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1813 BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
1814 ERR_print_errors(bio_err);
1817 if (!SSL_set_session(con, sess)) {
1818 BIO_printf(bio_err, "Can't set session\n");
1819 ERR_print_errors(bio_err);
1822 SSL_SESSION_free(sess);
1826 SSL_set_mode(con, SSL_MODE_SEND_FALLBACK_SCSV);
1828 if (!noservername && (servername != NULL || dane_tlsa_domain == NULL)) {
1829 if (servername == NULL)
1830 servername = (host == NULL) ? "localhost" : host;
1831 if (!SSL_set_tlsext_host_name(con, servername)) {
1832 BIO_printf(bio_err, "Unable to set TLS servername extension.\n");
1833 ERR_print_errors(bio_err);
1838 if (dane_tlsa_domain != NULL) {
1839 if (SSL_dane_enable(con, dane_tlsa_domain) <= 0) {
1840 BIO_printf(bio_err, "%s: Error enabling DANE TLSA "
1841 "authentication.\n", prog);
1842 ERR_print_errors(bio_err);
1845 if (dane_tlsa_rrset == NULL) {
1846 BIO_printf(bio_err, "%s: DANE TLSA authentication requires at "
1847 "least one -dane_tlsa_rrdata option.\n", prog);
1850 if (tlsa_import_rrset(con, dane_tlsa_rrset) <= 0) {
1851 BIO_printf(bio_err, "%s: Failed to import any TLSA "
1852 "records.\n", prog);
1855 if (dane_ee_no_name)
1856 SSL_dane_set_flags(con, DANE_FLAG_NO_DANE_EE_NAMECHECKS);
1857 } else if (dane_tlsa_rrset != NULL) {
1858 BIO_printf(bio_err, "%s: DANE TLSA authentication requires the "
1859 "-dane_tlsa_domain option.\n", prog);
1864 if (init_client(&s, host, port, socket_family, socket_type, protocol)
1866 BIO_printf(bio_err, "connect:errno=%d\n", get_last_socket_error());
1870 BIO_printf(bio_c_out, "CONNECTED(%08X)\n", s);
1873 if (!BIO_socket_nbio(s, 1)) {
1874 ERR_print_errors(bio_err);
1877 BIO_printf(bio_c_out, "Turned on non blocking io\n");
1879 #ifndef OPENSSL_NO_DTLS
1881 union BIO_sock_info_u peer_info;
1883 #ifndef OPENSSL_NO_SCTP
1884 if (protocol == IPPROTO_SCTP)
1885 sbio = BIO_new_dgram_sctp(s, BIO_NOCLOSE);
1888 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
1890 if ((peer_info.addr = BIO_ADDR_new()) == NULL) {
1891 BIO_printf(bio_err, "memory allocation failure\n");
1895 if (!BIO_sock_info(s, BIO_SOCK_INFO_ADDRESS, &peer_info)) {
1896 BIO_printf(bio_err, "getsockname:errno=%d\n",
1897 get_last_socket_error());
1898 BIO_ADDR_free(peer_info.addr);
1903 (void)BIO_ctrl_set_connected(sbio, peer_info.addr);
1904 BIO_ADDR_free(peer_info.addr);
1905 peer_info.addr = NULL;
1907 if (enable_timeouts) {
1909 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1910 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1913 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1914 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1918 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
1919 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
1920 DTLS_get_link_min_mtu(con));
1924 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1925 if (!DTLS_set_link_mtu(con, socket_mtu)) {
1926 BIO_printf(bio_err, "Failed to set MTU\n");
1931 /* want to do MTU discovery */
1932 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1935 #endif /* OPENSSL_NO_DTLS */
1936 sbio = BIO_new_socket(s, BIO_NOCLOSE);
1941 test = BIO_new(BIO_f_nbio_test());
1942 sbio = BIO_push(test, sbio);
1946 BIO_set_callback(sbio, bio_dump_callback);
1947 BIO_set_callback_arg(sbio, (char *)bio_c_out);
1950 #ifndef OPENSSL_NO_SSL_TRACE
1952 SSL_set_msg_callback(con, SSL_trace);
1955 SSL_set_msg_callback(con, msg_cb);
1956 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
1959 if (c_tlsextdebug) {
1960 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1961 SSL_set_tlsext_debug_arg(con, bio_c_out);
1963 #ifndef OPENSSL_NO_OCSP
1965 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1966 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1967 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1971 SSL_set_bio(con, sbio, sbio);
1972 SSL_set_connect_state(con);
1974 /* ok, lets connect */
1975 if (fileno_stdin() > SSL_get_fd(con))
1976 width = fileno_stdin() + 1;
1978 width = SSL_get_fd(con) + 1;
1991 switch ((PROTOCOL_CHOICE) starttls_proto) {
1998 * This is an ugly hack that does a lot of assumptions. We do
1999 * have to handle multi-line responses which may come in a single
2000 * packet or not. We therefore have to use BIO_gets() which does
2001 * need a buffering BIO. So during the initial chitchat we do
2002 * push a buffering BIO into the chain that is removed again
2003 * later on to not disturb the rest of the s_client operation.
2006 BIO *fbio = BIO_new(BIO_f_buffer());
2008 BIO_push(fbio, sbio);
2009 /* Wait for multi-line response to end from LMTP or SMTP */
2011 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2012 } while (mbuf_len > 3 && mbuf[3] == '-');
2013 if (starttls_proto == (int)PROTO_LMTP)
2014 BIO_printf(fbio, "LHLO %s\r\n", ehlo);
2016 BIO_printf(fbio, "EHLO %s\r\n", ehlo);
2017 (void)BIO_flush(fbio);
2019 * Wait for multi-line response to end LHLO LMTP or EHLO SMTP
2023 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2024 if (strstr(mbuf, "STARTTLS"))
2026 } while (mbuf_len > 3 && mbuf[3] == '-');
2027 (void)BIO_flush(fbio);
2032 "Didn't find STARTTLS in server response,"
2033 " trying anyway...\n");
2034 BIO_printf(sbio, "STARTTLS\r\n");
2035 BIO_read(sbio, sbuf, BUFSIZZ);
2040 BIO_read(sbio, mbuf, BUFSIZZ);
2041 BIO_printf(sbio, "STLS\r\n");
2042 mbuf_len = BIO_read(sbio, sbuf, BUFSIZZ);
2044 BIO_printf(bio_err, "BIO_read failed\n");
2052 BIO *fbio = BIO_new(BIO_f_buffer());
2054 BIO_push(fbio, sbio);
2055 BIO_gets(fbio, mbuf, BUFSIZZ);
2056 /* STARTTLS command requires CAPABILITY... */
2057 BIO_printf(fbio, ". CAPABILITY\r\n");
2058 (void)BIO_flush(fbio);
2059 /* wait for multi-line CAPABILITY response */
2061 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2062 if (strstr(mbuf, "STARTTLS"))
2065 while (mbuf_len > 3 && mbuf[0] != '.');
2066 (void)BIO_flush(fbio);
2071 "Didn't find STARTTLS in server response,"
2072 " trying anyway...\n");
2073 BIO_printf(sbio, ". STARTTLS\r\n");
2074 BIO_read(sbio, sbuf, BUFSIZZ);
2079 BIO *fbio = BIO_new(BIO_f_buffer());
2081 BIO_push(fbio, sbio);
2082 /* wait for multi-line response to end from FTP */
2084 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2086 while (mbuf_len > 3 && mbuf[3] == '-');
2087 (void)BIO_flush(fbio);
2090 BIO_printf(sbio, "AUTH TLS\r\n");
2091 BIO_read(sbio, sbuf, BUFSIZZ);
2095 case PROTO_XMPP_SERVER:
2098 BIO_printf(sbio, "<stream:stream "
2099 "xmlns:stream='http://etherx.jabber.org/streams' "
2100 "xmlns='jabber:%s' to='%s' version='1.0'>",
2101 starttls_proto == PROTO_XMPP ? "client" : "server",
2102 xmpphost ? xmpphost : host);
2103 seen = BIO_read(sbio, mbuf, BUFSIZZ);
2105 BIO_printf(bio_err, "BIO_read failed\n");
2110 (mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'")
2112 "<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\""))
2114 seen = BIO_read(sbio, mbuf, BUFSIZZ);
2122 "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
2123 seen = BIO_read(sbio, sbuf, BUFSIZZ);
2125 BIO_printf(bio_err, "BIO_read failed\n");
2129 if (!strstr(sbuf, "<proceed"))
2136 static const unsigned char tls_do[] = {
2137 /* IAC DO START_TLS */
2140 static const unsigned char tls_will[] = {
2141 /* IAC WILL START_TLS */
2144 static const unsigned char tls_follows[] = {
2145 /* IAC SB START_TLS FOLLOWS IAC SE */
2146 255, 250, 46, 1, 255, 240
2150 /* Telnet server should demand we issue START_TLS */
2151 bytes = BIO_read(sbio, mbuf, BUFSIZZ);
2152 if (bytes != 3 || memcmp(mbuf, tls_do, 3) != 0)
2154 /* Agree to issue START_TLS and send the FOLLOWS sub-command */
2155 BIO_write(sbio, tls_will, 3);
2156 BIO_write(sbio, tls_follows, 6);
2157 (void)BIO_flush(sbio);
2158 /* Telnet server also sent the FOLLOWS sub-command */
2159 bytes = BIO_read(sbio, mbuf, BUFSIZZ);
2160 if (bytes != 6 || memcmp(mbuf, tls_follows, 6) != 0)
2167 error_proto, /* Wrong protocol, not even HTTP */
2168 error_connect, /* CONNECT failed */
2170 } foundit = error_connect;
2171 BIO *fbio = BIO_new(BIO_f_buffer());
2173 BIO_push(fbio, sbio);
2174 BIO_printf(fbio, "CONNECT %s HTTP/1.0\r\n\r\n", connectstr);
2175 (void)BIO_flush(fbio);
2177 * The first line is the HTTP response. According to RFC 7230,
2178 * it's formated exactly like this:
2180 * HTTP/d.d ddd Reason text\r\n
2182 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2183 if (mbuf_len < (int)strlen("HTTP/1.0 200")) {
2185 "%s: HTTP CONNECT failed, insufficient response "
2186 "from proxy (got %d octets)\n", prog, mbuf_len);
2187 (void)BIO_flush(fbio);
2192 if (mbuf[8] != ' ') {
2194 "%s: HTTP CONNECT failed, incorrect response "
2195 "from proxy\n", prog);
2196 foundit = error_proto;
2197 } else if (mbuf[9] != '2') {
2198 BIO_printf(bio_err, "%s: HTTP CONNECT failed: %s ", prog,
2203 if (foundit != error_proto) {
2204 /* Read past all following headers */
2206 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2207 } while (mbuf_len > 2);
2209 (void)BIO_flush(fbio);
2212 if (foundit != success) {
2220 BIO *fbio = BIO_new(BIO_f_buffer());
2222 BIO_push(fbio, sbio);
2223 BIO_printf(fbio, "STARTTLS\r\n");
2224 (void)BIO_flush(fbio);
2225 width = SSL_get_fd(con) + 1;
2231 openssl_fdset(SSL_get_fd(con), &readfds);
2232 timeout.tv_sec = S_CLIENT_IRC_READ_TIMEOUT;
2233 timeout.tv_usec = 0;
2235 * If the IRCd doesn't respond within
2236 * S_CLIENT_IRC_READ_TIMEOUT seconds, assume
2237 * it doesn't support STARTTLS. Many IRCds
2238 * will not give _any_ sort of response to a
2239 * STARTTLS command when it's not supported.
2241 if (!BIO_get_buffer_num_lines(fbio)
2242 && !BIO_pending(fbio)
2243 && !BIO_pending(sbio)
2244 && select(width, (void *)&readfds, NULL, NULL,
2247 "Timeout waiting for response (%d seconds).\n",
2248 S_CLIENT_IRC_READ_TIMEOUT);
2252 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2253 if (mbuf_len < 1 || sscanf(mbuf, "%*s %d", &numeric) != 1)
2255 /* :example.net 451 STARTTLS :You have not registered */
2256 /* :example.net 421 STARTTLS :Unknown command */
2257 if ((numeric == 451 || numeric == 421)
2258 && strstr(mbuf, "STARTTLS") != NULL) {
2259 BIO_printf(bio_err, "STARTTLS not supported: %s", mbuf);
2262 if (numeric == 691) {
2263 BIO_printf(bio_err, "STARTTLS negotiation failed: ");
2264 ERR_print_errors(bio_err);
2267 } while (numeric != 670);
2269 (void)BIO_flush(fbio);
2272 if (numeric != 670) {
2273 BIO_printf(bio_err, "Server does not support STARTTLS.\n");
2281 /* SSL request packet */
2282 static const unsigned char ssl_req[] = {
2283 /* payload_length, sequence_id */
2284 0x20, 0x00, 0x00, 0x01,
2286 /* capability flags, CLIENT_SSL always set */
2287 0x85, 0xae, 0x7f, 0x00,
2288 /* max-packet size */
2289 0x00, 0x00, 0x00, 0x01,
2292 /* string[23] reserved (all [0]) */
2293 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2294 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2295 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
2298 int ssl_flg = 0x800;
2300 const unsigned char *packet = (const unsigned char *)sbuf;
2302 /* Receiving Initial Handshake packet. */
2303 bytes = BIO_read(sbio, (void *)packet, BUFSIZZ);
2305 BIO_printf(bio_err, "BIO_read failed\n");
2307 /* Packet length[3], Packet number[1] + minimum payload[17] */
2308 } else if (bytes < 21) {
2309 BIO_printf(bio_err, "MySQL packet too short.\n");
2311 } else if (bytes != (4 + packet[0] +
2313 (packet[2] << 16))) {
2314 BIO_printf(bio_err, "MySQL packet length does not match.\n");
2316 /* protocol version[1] */
2317 } else if (packet[4] != 0xA) {
2319 "Only MySQL protocol version 10 is supported.\n");
2324 /* server version[string+NULL] */
2327 BIO_printf(bio_err, "Cannot confirm server version. ");
2329 } else if (packet[pos++] == '\0') {
2335 /* make sure we have more 15 bytes left in the packet */
2336 if (pos + 15 > bytes) {
2338 "MySQL server handshake packet is broken.\n");
2342 pos += 12; /* skip over conn id[4] + SALT[8] */
2343 if (packet[pos++] != '\0') { /* verify filler */
2345 "MySQL packet is broken.\n");
2349 /* capability flags[2] */
2350 if (!((packet[pos] + (packet[pos + 1] << 8)) & ssl_flg)) {
2351 BIO_printf(bio_err, "MySQL server does not support SSL.\n");
2355 /* Sending SSL Handshake packet. */
2356 BIO_write(sbio, ssl_req, sizeof(ssl_req));
2357 (void)BIO_flush(sbio);
2360 case PROTO_POSTGRES:
2362 static const unsigned char ssl_request[] = {
2363 /* Length SSLRequest */
2364 0, 0, 0, 8, 4, 210, 22, 47
2368 /* Send SSLRequest packet */
2369 BIO_write(sbio, ssl_request, 8);
2370 (void)BIO_flush(sbio);
2372 /* Reply will be a single S if SSL is enabled */
2373 bytes = BIO_read(sbio, sbuf, BUFSIZZ);
2374 if (bytes != 1 || sbuf[0] != 'S')
2381 BIO *fbio = BIO_new(BIO_f_buffer());
2383 BIO_push(fbio, sbio);
2384 BIO_gets(fbio, mbuf, BUFSIZZ);
2385 /* STARTTLS command requires CAPABILITIES... */
2386 BIO_printf(fbio, "CAPABILITIES\r\n");
2387 (void)BIO_flush(fbio);
2388 /* wait for multi-line CAPABILITIES response */
2390 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2391 if (strstr(mbuf, "STARTTLS"))
2393 } while (mbuf_len > 1 && mbuf[0] != '.');
2394 (void)BIO_flush(fbio);
2399 "Didn't find STARTTLS in server response,"
2400 " trying anyway...\n");
2401 BIO_printf(sbio, "STARTTLS\r\n");
2402 mbuf_len = BIO_read(sbio, mbuf, BUFSIZZ);
2404 BIO_printf(bio_err, "BIO_read failed\n");
2407 mbuf[mbuf_len] = '\0';
2408 if (strstr(mbuf, "382") == NULL) {
2409 BIO_printf(bio_err, "STARTTLS failed: %s", mbuf);
2417 BIO *fbio = BIO_new(BIO_f_buffer());
2419 BIO_push(fbio, sbio);
2420 /* wait for multi-line response to end from Sieve */
2422 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2424 * According to RFC 5804 § 1.7, capability
2425 * is case-insensitive, make it uppercase
2427 if (mbuf_len > 1 && mbuf[0] == '"') {
2428 make_uppercase(mbuf);
2429 if (strncmp(mbuf, "\"STARTTLS\"", 10) == 0)
2432 } while (mbuf_len > 1 && mbuf[0] == '"');
2433 (void)BIO_flush(fbio);
2438 "Didn't find STARTTLS in server response,"
2439 " trying anyway...\n");
2440 BIO_printf(sbio, "STARTTLS\r\n");
2441 mbuf_len = BIO_read(sbio, mbuf, BUFSIZZ);
2443 BIO_printf(bio_err, "BIO_read failed\n");
2446 mbuf[mbuf_len] = '\0';
2448 BIO_printf(bio_err, "STARTTLS failed: %s", mbuf);
2452 * According to RFC 5804 § 2.2, response codes are case-
2453 * insensitive, make it uppercase but preserve the response.
2455 strncpy(sbuf, mbuf, 2);
2456 make_uppercase(sbuf);
2457 if (strncmp(sbuf, "OK", 2) != 0) {
2458 BIO_printf(bio_err, "STARTTLS not supported: %s", mbuf);
2465 /* StartTLS Operation according to RFC 4511 */
2466 static char ldap_tls_genconf[] = "asn1=SEQUENCE:LDAPMessage\n"
2468 "messageID=INTEGER:1\n"
2469 "extendedReq=EXPLICIT:23A,IMPLICIT:0C,"
2470 "FORMAT:ASCII,OCT:1.3.6.1.4.1.1466.20037\n";
2472 char *genstr = NULL;
2474 ASN1_TYPE *atyp = NULL;
2475 BIO *ldapbio = BIO_new(BIO_s_mem());
2476 CONF *cnf = NCONF_new(NULL);
2482 BIO_puts(ldapbio, ldap_tls_genconf);
2483 if (NCONF_load_bio(cnf, ldapbio, &errline) <= 0) {
2487 BIO_printf(bio_err, "NCONF_load_bio failed\n");
2490 BIO_printf(bio_err, "Error on line %ld\n", errline);
2495 genstr = NCONF_get_string(cnf, "default", "asn1");
2496 if (genstr == NULL) {
2498 BIO_printf(bio_err, "NCONF_get_string failed\n");
2501 atyp = ASN1_generate_nconf(genstr, cnf);
2504 BIO_printf(bio_err, "ASN1_generate_nconf failed\n");
2509 /* Send SSLRequest packet */
2510 BIO_write(sbio, atyp->value.sequence->data,
2511 atyp->value.sequence->length);
2512 (void)BIO_flush(sbio);
2513 ASN1_TYPE_free(atyp);
2515 mbuf_len = BIO_read(sbio, mbuf, BUFSIZZ);
2517 BIO_printf(bio_err, "BIO_read failed\n");
2520 result = ldap_ExtendedResponse_parse(mbuf, mbuf_len);
2522 BIO_printf(bio_err, "ldap_ExtendedResponse_parse failed\n");
2524 } else if (result > 0) {
2525 BIO_printf(bio_err, "STARTTLS failed, LDAP Result Code: %i\n",
2534 if (early_data_file != NULL
2535 && SSL_get0_session(con) != NULL
2536 && SSL_SESSION_get_max_early_data(SSL_get0_session(con)) > 0) {
2537 BIO *edfile = BIO_new_file(early_data_file, "r");
2538 size_t readbytes, writtenbytes;
2541 if (edfile == NULL) {
2542 BIO_printf(bio_err, "Cannot open early data file\n");
2547 if (!BIO_read_ex(edfile, cbuf, BUFSIZZ, &readbytes))
2550 while (!SSL_write_early_data(con, cbuf, readbytes, &writtenbytes)) {
2551 switch (SSL_get_error(con, 0)) {
2552 case SSL_ERROR_WANT_WRITE:
2553 case SSL_ERROR_WANT_ASYNC:
2554 case SSL_ERROR_WANT_READ:
2555 /* Just keep trying - busy waiting */
2558 BIO_printf(bio_err, "Error writing early data\n");
2572 if ((SSL_version(con) == DTLS1_VERSION) &&
2573 DTLSv1_get_timeout(con, &timeout))
2574 timeoutp = &timeout;
2578 if (!SSL_is_init_finished(con) && SSL_total_renegotiations(con) == 0
2579 && SSL_get_key_update_type(con) == SSL_KEY_UPDATE_NONE) {
2588 BIO_puts(bio_err, "CONNECTION ESTABLISHED\n");
2589 print_ssl_summary(con);
2592 print_stuff(bio_c_out, con, full_log);
2596 if (starttls_proto) {
2597 BIO_write(bio_err, mbuf, mbuf_len);
2598 /* We don't need to know any more */
2600 starttls_proto = PROTO_OFF;
2605 BIO_printf(bio_c_out,
2606 "drop connection and then reconnect\n");
2607 do_ssl_shutdown(con);
2608 SSL_set_connect_state(con);
2609 BIO_closesocket(SSL_get_fd(con));
2615 ssl_pending = read_ssl && SSL_has_pending(con);
2618 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
2621 * Note that select() returns when read _would not block_,
2622 * and EOF satisfies that. To avoid a CPU-hogging loop,
2623 * set the flag so we exit.
2625 if (read_tty && !at_eof)
2626 openssl_fdset(fileno_stdin(), &readfds);
2627 #if !defined(OPENSSL_SYS_VMS)
2629 openssl_fdset(fileno_stdout(), &writefds);
2633 openssl_fdset(SSL_get_fd(con), &readfds);
2635 openssl_fdset(SSL_get_fd(con), &writefds);
2637 if (!tty_on || !write_tty) {
2639 openssl_fdset(SSL_get_fd(con), &readfds);
2641 openssl_fdset(SSL_get_fd(con), &writefds);
2646 * Note: under VMS with SOCKETSHR the second parameter is
2647 * currently of type (int *) whereas under other systems it is
2648 * (void *) if you don't have a cast it will choke the compiler:
2649 * if you do have a cast then you can either go for (int *) or
2652 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2654 * Under Windows/DOS we make the assumption that we can always
2655 * write to the tty: therefore if we need to write to the tty we
2656 * just fall through. Otherwise we timeout the select every
2657 * second and see if there are any keypresses. Note: this is a
2658 * hack, in a proper Windows application we wouldn't do this.
2665 i = select(width, (void *)&readfds, (void *)&writefds,
2667 if (!i && (!has_stdin_waiting() || !read_tty))
2670 i = select(width, (void *)&readfds, (void *)&writefds,
2674 i = select(width, (void *)&readfds, (void *)&writefds,
2678 BIO_printf(bio_err, "bad select %d\n",
2679 get_last_socket_error());
2684 if ((SSL_version(con) == DTLS1_VERSION)
2685 && DTLSv1_handle_timeout(con) > 0) {
2686 BIO_printf(bio_err, "TIMEOUT occurred\n");
2689 if (!ssl_pending && FD_ISSET(SSL_get_fd(con), &writefds)) {
2690 k = SSL_write(con, &(cbuf[cbuf_off]), (unsigned int)cbuf_len);
2691 switch (SSL_get_error(con, k)) {
2692 case SSL_ERROR_NONE:
2697 /* we have done a write(con,NULL,0); */
2698 if (cbuf_len <= 0) {
2701 } else { /* if (cbuf_len > 0) */
2707 case SSL_ERROR_WANT_WRITE:
2708 BIO_printf(bio_c_out, "write W BLOCK\n");
2712 case SSL_ERROR_WANT_ASYNC:
2713 BIO_printf(bio_c_out, "write A BLOCK\n");
2714 wait_for_async(con);
2718 case SSL_ERROR_WANT_READ:
2719 BIO_printf(bio_c_out, "write R BLOCK\n");
2724 case SSL_ERROR_WANT_X509_LOOKUP:
2725 BIO_printf(bio_c_out, "write X BLOCK\n");
2727 case SSL_ERROR_ZERO_RETURN:
2728 if (cbuf_len != 0) {
2729 BIO_printf(bio_c_out, "shutdown\n");
2738 case SSL_ERROR_SYSCALL:
2739 if ((k != 0) || (cbuf_len != 0)) {
2740 BIO_printf(bio_err, "write:errno=%d\n",
2741 get_last_socket_error());
2748 case SSL_ERROR_WANT_ASYNC_JOB:
2749 /* This shouldn't ever happen in s_client - treat as an error */
2751 ERR_print_errors(bio_err);
2755 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_VMS)
2756 /* Assume Windows/DOS/BeOS can always write */
2757 else if (!ssl_pending && write_tty)
2759 else if (!ssl_pending && FD_ISSET(fileno_stdout(), &writefds))
2762 #ifdef CHARSET_EBCDIC
2763 ascii2ebcdic(&(sbuf[sbuf_off]), &(sbuf[sbuf_off]), sbuf_len);
2765 i = raw_write_stdout(&(sbuf[sbuf_off]), sbuf_len);
2768 BIO_printf(bio_c_out, "DONE\n");
2775 if (sbuf_len <= 0) {
2779 } else if (ssl_pending || FD_ISSET(SSL_get_fd(con), &readfds)) {
2784 SSL_renegotiate(con);
2789 k = SSL_read(con, sbuf, 1024 /* BUFSIZZ */ );
2791 switch (SSL_get_error(con, k)) {
2792 case SSL_ERROR_NONE:
2801 case SSL_ERROR_WANT_ASYNC:
2802 BIO_printf(bio_c_out, "read A BLOCK\n");
2803 wait_for_async(con);
2806 if ((read_tty == 0) && (write_ssl == 0))
2809 case SSL_ERROR_WANT_WRITE:
2810 BIO_printf(bio_c_out, "read W BLOCK\n");
2814 case SSL_ERROR_WANT_READ:
2815 BIO_printf(bio_c_out, "read R BLOCK\n");
2818 if ((read_tty == 0) && (write_ssl == 0))
2821 case SSL_ERROR_WANT_X509_LOOKUP:
2822 BIO_printf(bio_c_out, "read X BLOCK\n");
2824 case SSL_ERROR_SYSCALL:
2825 ret = get_last_socket_error();
2827 BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n");
2829 BIO_printf(bio_err, "read:errno=%d\n", ret);
2831 case SSL_ERROR_ZERO_RETURN:
2832 BIO_printf(bio_c_out, "closed\n");
2835 case SSL_ERROR_WANT_ASYNC_JOB:
2836 /* This shouldn't ever happen in s_client. Treat as an error */
2838 ERR_print_errors(bio_err);
2842 /* OPENSSL_SYS_MSDOS includes OPENSSL_SYS_WINDOWS */
2843 #if defined(OPENSSL_SYS_MSDOS)
2844 else if (has_stdin_waiting())
2846 else if (FD_ISSET(fileno_stdin(), &readfds))
2852 i = raw_read_stdin(cbuf, BUFSIZZ / 2);
2854 /* both loops are skipped when i <= 0 */
2855 for (j = 0; j < i; j++)
2856 if (cbuf[j] == '\n')
2858 for (j = i - 1; j >= 0; j--) {
2859 cbuf[j + lf_num] = cbuf[j];
2860 if (cbuf[j] == '\n') {
2863 cbuf[j + lf_num] = '\r';
2866 assert(lf_num == 0);
2868 i = raw_read_stdin(cbuf, BUFSIZZ);
2869 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
2874 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q' && cmdletters))) {
2875 BIO_printf(bio_err, "DONE\n");
2880 if ((!c_ign_eof) && (cbuf[0] == 'R' && cmdletters)) {
2881 BIO_printf(bio_err, "RENEGOTIATING\n");
2882 SSL_renegotiate(con);
2886 if (!c_ign_eof && (cbuf[0] == 'K' || cbuf[0] == 'k' )
2888 BIO_printf(bio_err, "KEYUPDATE\n");
2890 cbuf[0] == 'K' ? SSL_KEY_UPDATE_REQUESTED
2891 : SSL_KEY_UPDATE_NOT_REQUESTED);
2894 #ifndef OPENSSL_NO_HEARTBEATS
2895 else if ((!c_ign_eof) && (cbuf[0] == 'B' && cmdletters)) {
2896 BIO_printf(bio_err, "HEARTBEATING\n");
2904 #ifdef CHARSET_EBCDIC
2905 ebcdic2ascii(cbuf, cbuf, i);
2917 print_stuff(bio_c_out, con, full_log);
2918 do_ssl_shutdown(con);
2919 #if defined(OPENSSL_SYS_WINDOWS)
2921 * Give the socket time to send its last data before we close it.
2922 * No amount of setting SO_LINGER etc on the socket seems to persuade
2923 * Windows to send the data before closing the socket...but sleeping
2924 * for a short time seems to do it (units in ms)
2925 * TODO: Find a better way to do this
2929 BIO_closesocket(SSL_get_fd(con));
2933 print_stuff(bio_c_out, con, 1);
2936 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2937 OPENSSL_free(next_proto.data);
2940 set_keylog_file(NULL, NULL);
2942 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2944 sk_X509_pop_free(chain, X509_free);
2946 #ifndef OPENSSL_NO_SRP
2947 OPENSSL_free(srp_arg.srppassin);
2949 OPENSSL_free(connectstr);
2952 X509_VERIFY_PARAM_free(vpm);
2953 ssl_excert_free(exc);
2954 sk_OPENSSL_STRING_free(ssl_args);
2955 sk_OPENSSL_STRING_free(dane_tlsa_rrset);
2956 SSL_CONF_CTX_free(cctx);
2957 OPENSSL_clear_free(cbuf, BUFSIZZ);
2958 OPENSSL_clear_free(sbuf, BUFSIZZ);
2959 OPENSSL_clear_free(mbuf, BUFSIZZ);
2961 BIO_free(bio_c_out);
2963 BIO_free(bio_c_msg);
2968 static void print_stuff(BIO *bio, SSL *s, int full)
2972 const SSL_CIPHER *c;
2974 #ifndef OPENSSL_NO_COMP
2975 const COMP_METHOD *comp, *expansion;
2977 unsigned char *exportedkeymat;
2978 #ifndef OPENSSL_NO_CT
2979 const SSL_CTX *ctx = SSL_get_SSL_CTX(s);
2983 int got_a_chain = 0;
2985 sk = SSL_get_peer_cert_chain(s);
2989 BIO_printf(bio, "---\nCertificate chain\n");
2990 for (i = 0; i < sk_X509_num(sk); i++) {
2991 BIO_printf(bio, "%2d s:", i);
2992 X509_NAME_print_ex(bio, X509_get_subject_name(sk_X509_value(sk, i)), 0, get_nameopt());
2993 BIO_puts(bio, "\n");
2994 BIO_printf(bio, " i:");
2995 X509_NAME_print_ex(bio, X509_get_issuer_name(sk_X509_value(sk, i)), 0, get_nameopt());
2996 BIO_puts(bio, "\n");
2998 PEM_write_bio_X509(bio, sk_X509_value(sk, i));
3002 BIO_printf(bio, "---\n");
3003 peer = SSL_get_peer_certificate(s);
3005 BIO_printf(bio, "Server certificate\n");
3007 /* Redundant if we showed the whole chain */
3008 if (!(c_showcerts && got_a_chain))
3009 PEM_write_bio_X509(bio, peer);
3010 dump_cert_text(bio, peer);
3012 BIO_printf(bio, "no peer certificate available\n");
3014 print_ca_names(bio, s);
3016 ssl_print_sigalgs(bio, s);
3017 ssl_print_tmp_key(bio, s);
3019 #ifndef OPENSSL_NO_CT
3021 * When the SSL session is anonymous, or resumed via an abbreviated
3022 * handshake, no SCTs are provided as part of the handshake. While in
3023 * a resumed session SCTs may be present in the session's certificate,
3024 * no callbacks are invoked to revalidate these, and in any case that
3025 * set of SCTs may be incomplete. Thus it makes little sense to
3026 * attempt to display SCTs from a resumed session's certificate, and of
3027 * course none are associated with an anonymous peer.
3029 if (peer != NULL && !SSL_session_reused(s) && SSL_ct_is_enabled(s)) {
3030 const STACK_OF(SCT) *scts = SSL_get0_peer_scts(s);
3031 int sct_count = scts != NULL ? sk_SCT_num(scts) : 0;
3033 BIO_printf(bio, "---\nSCTs present (%i)\n", sct_count);
3034 if (sct_count > 0) {
3035 const CTLOG_STORE *log_store = SSL_CTX_get0_ctlog_store(ctx);
3037 BIO_printf(bio, "---\n");
3038 for (i = 0; i < sct_count; ++i) {
3039 SCT *sct = sk_SCT_value(scts, i);
3041 BIO_printf(bio, "SCT validation status: %s\n",
3042 SCT_validation_status_string(sct));
3043 SCT_print(sct, bio, 0, log_store);
3044 if (i < sct_count - 1)
3045 BIO_printf(bio, "\n---\n");
3047 BIO_printf(bio, "\n");
3053 "---\nSSL handshake has read %ju bytes "
3054 "and written %ju bytes\n",
3055 BIO_number_read(SSL_get_rbio(s)),
3056 BIO_number_written(SSL_get_wbio(s)));
3058 print_verify_detail(s, bio);
3059 BIO_printf(bio, (SSL_session_reused(s) ? "---\nReused, " : "---\nNew, "));
3060 c = SSL_get_current_cipher(s);
3061 BIO_printf(bio, "%s, Cipher is %s\n",
3062 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
3066 pktmp = X509_get0_pubkey(peer);
3067 BIO_printf(bio, "Server public key is %d bit\n",
3068 EVP_PKEY_bits(pktmp));
3070 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
3071 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
3072 #ifndef OPENSSL_NO_COMP
3073 comp = SSL_get_current_compression(s);
3074 expansion = SSL_get_current_expansion(s);
3075 BIO_printf(bio, "Compression: %s\n",
3076 comp ? SSL_COMP_get_name(comp) : "NONE");
3077 BIO_printf(bio, "Expansion: %s\n",
3078 expansion ? SSL_COMP_get_name(expansion) : "NONE");
3083 /* Print out local port of connection: useful for debugging */
3085 union BIO_sock_info_u info;
3087 sock = SSL_get_fd(s);
3088 if ((info.addr = BIO_ADDR_new()) != NULL
3089 && BIO_sock_info(sock, BIO_SOCK_INFO_ADDRESS, &info)) {
3090 BIO_printf(bio_c_out, "LOCAL PORT is %u\n",
3091 ntohs(BIO_ADDR_rawport(info.addr)));
3093 BIO_ADDR_free(info.addr);
3097 #if !defined(OPENSSL_NO_NEXTPROTONEG)
3098 if (next_proto.status != -1) {
3099 const unsigned char *proto;
3100 unsigned int proto_len;
3101 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
3102 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
3103 BIO_write(bio, proto, proto_len);
3104 BIO_write(bio, "\n", 1);
3108 const unsigned char *proto;
3109 unsigned int proto_len;
3110 SSL_get0_alpn_selected(s, &proto, &proto_len);
3111 if (proto_len > 0) {
3112 BIO_printf(bio, "ALPN protocol: ");
3113 BIO_write(bio, proto, proto_len);
3114 BIO_write(bio, "\n", 1);
3116 BIO_printf(bio, "No ALPN negotiated\n");
3119 #ifndef OPENSSL_NO_SRTP
3121 SRTP_PROTECTION_PROFILE *srtp_profile =
3122 SSL_get_selected_srtp_profile(s);
3125 BIO_printf(bio, "SRTP Extension negotiated, profile=%s\n",
3126 srtp_profile->name);
3130 if (SSL_version(s) == TLS1_3_VERSION) {
3131 switch (SSL_get_early_data_status(s)) {
3132 case SSL_EARLY_DATA_NOT_SENT:
3133 BIO_printf(bio, "Early data was not sent\n");
3136 case SSL_EARLY_DATA_REJECTED:
3137 BIO_printf(bio, "Early data was rejected\n");
3140 case SSL_EARLY_DATA_ACCEPTED:
3141 BIO_printf(bio, "Early data was accepted\n");
3147 SSL_SESSION_print(bio, SSL_get_session(s));
3148 if (SSL_get_session(s) != NULL && keymatexportlabel != NULL) {
3149 BIO_printf(bio, "Keying material exporter:\n");
3150 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
3151 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
3152 exportedkeymat = app_malloc(keymatexportlen, "export key");
3153 if (!SSL_export_keying_material(s, exportedkeymat,
3156 strlen(keymatexportlabel),
3158 BIO_printf(bio, " Error\n");
3160 BIO_printf(bio, " Keying material: ");
3161 for (i = 0; i < keymatexportlen; i++)
3162 BIO_printf(bio, "%02X", exportedkeymat[i]);
3163 BIO_printf(bio, "\n");
3165 OPENSSL_free(exportedkeymat);
3167 BIO_printf(bio, "---\n");
3169 /* flush, or debugging output gets mixed with http response */
3170 (void)BIO_flush(bio);
3173 # ifndef OPENSSL_NO_OCSP
3174 static int ocsp_resp_cb(SSL *s, void *arg)
3176 const unsigned char *p;
3179 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
3180 BIO_puts(arg, "OCSP response: ");
3182 BIO_puts(arg, "no response sent\n");
3185 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
3187 BIO_puts(arg, "response parse error\n");
3188 BIO_dump_indent(arg, (char *)p, len, 4);
3191 BIO_puts(arg, "\n======================================\n");
3192 OCSP_RESPONSE_print(arg, rsp, 0);
3193 BIO_puts(arg, "======================================\n");
3194 OCSP_RESPONSE_free(rsp);
3199 static int ldap_ExtendedResponse_parse(const char *buf, long rem)
3201 const unsigned char *cur, *end;
3203 int tag, xclass, inf, ret = -1;
3205 cur = (const unsigned char *)buf;
3211 * LDAPMessage ::= SEQUENCE {
3212 * messageID MessageID,
3213 * protocolOp CHOICE {
3215 * extendedResp ExtendedResponse,
3217 * controls [0] Controls OPTIONAL }
3219 * ExtendedResponse ::= [APPLICATION 24] SEQUENCE {
3220 * COMPONENTS OF LDAPResult,
3221 * responseName [10] LDAPOID OPTIONAL,
3222 * responseValue [11] OCTET STRING OPTIONAL }
3224 * LDAPResult ::= SEQUENCE {
3225 * resultCode ENUMERATED {
3231 * diagnosticMessage LDAPString,
3232 * referral [3] Referral OPTIONAL }
3236 inf = ASN1_get_object(&cur, &len, &tag, &xclass, rem);
3237 if (inf != V_ASN1_CONSTRUCTED || tag != V_ASN1_SEQUENCE ||
3238 (rem = end - cur, len > rem)) {
3239 BIO_printf(bio_err, "Unexpected LDAP response\n");
3243 rem = len; /* ensure that we don't overstep the SEQUENCE */
3245 /* pull MessageID */
3246 inf = ASN1_get_object(&cur, &len, &tag, &xclass, rem);
3247 if (inf != V_ASN1_UNIVERSAL || tag != V_ASN1_INTEGER ||
3248 (rem = end - cur, len > rem)) {
3249 BIO_printf(bio_err, "No MessageID\n");
3253 cur += len; /* shall we check for MessageId match or just skip? */
3255 /* pull [APPLICATION 24] */
3257 inf = ASN1_get_object(&cur, &len, &tag, &xclass, rem);
3258 if (inf != V_ASN1_CONSTRUCTED || xclass != V_ASN1_APPLICATION ||
3260 BIO_printf(bio_err, "Not ExtendedResponse\n");
3264 /* pull resultCode */
3266 inf = ASN1_get_object(&cur, &len, &tag, &xclass, rem);
3267 if (inf != V_ASN1_UNIVERSAL || tag != V_ASN1_ENUMERATED || len == 0 ||
3268 (rem = end - cur, len > rem)) {
3269 BIO_printf(bio_err, "Not LDAPResult\n");
3273 /* len should always be one, but just in case... */
3274 for (ret = 0, inf = 0; inf < len; inf++) {
3278 /* There is more data, but we don't care... */
3283 #endif /* OPENSSL_NO_SOCK */