2 * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.
3 * Copyright 2005 Nokia. All rights reserved.
5 * Licensed under the OpenSSL license (the "License"). You may not use
6 * this file except in compliance with the License. You can obtain a copy
7 * in the file LICENSE in the source distribution or at
8 * https://www.openssl.org/source/license.html
16 #include <openssl/e_os2.h>
18 #ifndef OPENSSL_NO_SOCK
21 * With IPv6, it looks like Digital has mixed up the proper order of
22 * recursive header file inclusion, resulting in the compiler complaining
23 * that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which is
24 * needed to have fileno() declared correctly... So let's define u_int
26 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
28 typedef unsigned int u_int;
33 #include <openssl/x509.h>
34 #include <openssl/ssl.h>
35 #include <openssl/err.h>
36 #include <openssl/pem.h>
37 #include <openssl/rand.h>
38 #include <openssl/ocsp.h>
39 #include <openssl/bn.h>
40 #include <openssl/async.h>
41 #ifndef OPENSSL_NO_SRP
42 # include <openssl/srp.h>
45 # include <openssl/ct.h>
50 #if defined(__has_feature)
51 # if __has_feature(memory_sanitizer)
52 # include <sanitizer/msan_interface.h>
57 #define BUFSIZZ 1024*8
58 #define S_CLIENT_IRC_READ_TIMEOUT 8
61 static int c_debug = 0;
62 static int c_showcerts = 0;
63 static char *keymatexportlabel = NULL;
64 static int keymatexportlen = 20;
65 static BIO *bio_c_out = NULL;
66 static int c_quiet = 0;
67 static char *sess_out = NULL;
68 static SSL_SESSION *psksess = NULL;
70 static void print_stuff(BIO *berr, SSL *con, int full);
71 #ifndef OPENSSL_NO_OCSP
72 static int ocsp_resp_cb(SSL *s, void *arg);
74 static int ldap_ExtendedResponse_parse(const char *buf, long rem);
76 static int saved_errno;
78 static void save_errno(void)
84 static int restore_errno(void)
91 static void do_ssl_shutdown(SSL *ssl)
96 /* We only do unidirectional shutdown */
97 ret = SSL_shutdown(ssl);
99 switch (SSL_get_error(ssl, ret)) {
100 case SSL_ERROR_WANT_READ:
101 case SSL_ERROR_WANT_WRITE:
102 case SSL_ERROR_WANT_ASYNC:
103 case SSL_ERROR_WANT_ASYNC_JOB:
104 /* We just do busy waiting. Nothing clever */
112 /* Default PSK identity and key */
113 static char *psk_identity = "Client_identity";
115 #ifndef OPENSSL_NO_PSK
116 static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
117 unsigned int max_identity_len,
119 unsigned int max_psk_len)
126 BIO_printf(bio_c_out, "psk_client_cb\n");
128 /* no ServerKeyExchange message */
130 BIO_printf(bio_c_out,
131 "NULL received PSK identity hint, continuing anyway\n");
132 } else if (c_debug) {
133 BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
137 * lookup PSK identity and PSK key based on the given identity hint here
139 ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity);
140 if (ret < 0 || (unsigned int)ret > max_identity_len)
143 BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity,
146 /* convert the PSK key to binary */
147 key = OPENSSL_hexstr2buf(psk_key, &key_len);
149 BIO_printf(bio_err, "Could not convert PSK key '%s' to buffer\n",
153 if (max_psk_len > INT_MAX || key_len > (long)max_psk_len) {
155 "psk buffer of callback is too small (%d) for key (%ld)\n",
156 max_psk_len, key_len);
161 memcpy(psk, key, key_len);
165 BIO_printf(bio_c_out, "created PSK len=%ld\n", key_len);
170 BIO_printf(bio_err, "Error in PSK client callback\n");
175 const unsigned char tls13_aes128gcmsha256_id[] = { 0x13, 0x01 };
176 const unsigned char tls13_aes256gcmsha384_id[] = { 0x13, 0x02 };
178 static int psk_use_session_cb(SSL *s, const EVP_MD *md,
179 const unsigned char **id, size_t *idlen,
182 SSL_SESSION *usesess = NULL;
183 const SSL_CIPHER *cipher = NULL;
185 if (psksess != NULL) {
186 SSL_SESSION_up_ref(psksess);
190 unsigned char *key = OPENSSL_hexstr2buf(psk_key, &key_len);
193 BIO_printf(bio_err, "Could not convert PSK key '%s' to buffer\n",
198 if (key_len == EVP_MD_size(EVP_sha256()))
199 cipher = SSL_CIPHER_find(s, tls13_aes128gcmsha256_id);
200 else if(key_len == EVP_MD_size(EVP_sha384()))
201 cipher = SSL_CIPHER_find(s, tls13_aes256gcmsha384_id);
203 if (cipher == NULL) {
204 /* Doesn't look like a suitable TLSv1.3 key. Ignore it */
211 usesess = SSL_SESSION_new();
213 || !SSL_SESSION_set1_master_key(usesess, key, key_len)
214 || !SSL_SESSION_set_cipher(usesess, cipher)
215 || !SSL_SESSION_set_protocol_version(usesess, TLS1_3_VERSION)) {
222 cipher = SSL_SESSION_get0_cipher(usesess);
226 if (md != NULL && SSL_CIPHER_get_handshake_digest(cipher) != md) {
227 /* PSK not usable, ignore it */
231 SSL_SESSION_free(usesess);
234 *id = (unsigned char *)psk_identity;
235 *idlen = strlen(psk_identity);
241 SSL_SESSION_free(usesess);
245 /* This is a context that we pass to callbacks */
246 typedef struct tlsextctx_st {
251 static int ssl_servername_cb(SSL *s, int *ad, void *arg)
253 tlsextctx *p = (tlsextctx *) arg;
254 const char *hn = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
255 if (SSL_get_servername_type(s) != -1)
256 p->ack = !SSL_session_reused(s) && hn != NULL;
258 BIO_printf(bio_err, "Can't use SSL_get_servername\n");
260 return SSL_TLSEXT_ERR_OK;
263 #ifndef OPENSSL_NO_SRP
265 /* This is a context that we pass to all callbacks */
266 typedef struct srp_arg_st {
269 int msg; /* copy from c_msg */
270 int debug; /* copy from c_debug */
271 int amp; /* allow more groups */
272 int strength; /* minimal size for N */
275 # define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
277 static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g)
279 BN_CTX *bn_ctx = BN_CTX_new();
280 BIGNUM *p = BN_new();
281 BIGNUM *r = BN_new();
283 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
284 BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) == 1 &&
285 p != NULL && BN_rshift1(p, N) &&
287 BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) == 1 &&
289 /* verify g^((N-1)/2) == -1 (mod N) */
290 BN_mod_exp(r, g, p, N, bn_ctx) &&
291 BN_add_word(r, 1) && BN_cmp(r, N) == 0;
300 * This callback is used here for two purposes:
301 * - extended debugging
302 * - making some primality tests for unknown groups
303 * The callback is only called for a non default group.
305 * An application does not need the call back at all if
306 * only the standard groups are used. In real life situations,
307 * client and server already share well known groups,
308 * thus there is no need to verify them.
309 * Furthermore, in case that a server actually proposes a group that
310 * is not one of those defined in RFC 5054, it is more appropriate
311 * to add the group to a static list and then compare since
312 * primality tests are rather cpu consuming.
315 static int ssl_srp_verify_param_cb(SSL *s, void *arg)
317 SRP_ARG *srp_arg = (SRP_ARG *)arg;
318 BIGNUM *N = NULL, *g = NULL;
320 if (((N = SSL_get_srp_N(s)) == NULL) || ((g = SSL_get_srp_g(s)) == NULL))
322 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1) {
323 BIO_printf(bio_err, "SRP parameters:\n");
324 BIO_printf(bio_err, "\tN=");
325 BN_print(bio_err, N);
326 BIO_printf(bio_err, "\n\tg=");
327 BN_print(bio_err, g);
328 BIO_printf(bio_err, "\n");
331 if (SRP_check_known_gN_param(g, N))
334 if (srp_arg->amp == 1) {
337 "SRP param N and g are not known params, going to check deeper.\n");
340 * The srp_moregroups is a real debugging feature. Implementors
341 * should rather add the value to the known ones. The minimal size
342 * has already been tested.
344 if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N, g))
347 BIO_printf(bio_err, "SRP param N and g rejected.\n");
351 # define PWD_STRLEN 1024
353 static char *ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
355 SRP_ARG *srp_arg = (SRP_ARG *)arg;
356 char *pass = app_malloc(PWD_STRLEN + 1, "SRP password buffer");
360 cb_tmp.password = (char *)srp_arg->srppassin;
361 cb_tmp.prompt_info = "SRP user";
362 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp)) < 0) {
363 BIO_printf(bio_err, "Can't read Password\n");
374 static char *srtp_profiles = NULL;
376 #ifndef OPENSSL_NO_NEXTPROTONEG
377 /* This the context that we pass to next_proto_cb */
378 typedef struct tlsextnextprotoctx_st {
382 } tlsextnextprotoctx;
384 static tlsextnextprotoctx next_proto;
386 static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen,
387 const unsigned char *in, unsigned int inlen,
390 tlsextnextprotoctx *ctx = arg;
393 /* We can assume that |in| is syntactically valid. */
395 BIO_printf(bio_c_out, "Protocols advertised by server: ");
396 for (i = 0; i < inlen;) {
398 BIO_write(bio_c_out, ", ", 2);
399 BIO_write(bio_c_out, &in[i + 1], in[i]);
402 BIO_write(bio_c_out, "\n", 1);
406 SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
407 return SSL_TLSEXT_ERR_OK;
409 #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
411 static int serverinfo_cli_parse_cb(SSL *s, unsigned int ext_type,
412 const unsigned char *in, size_t inlen,
416 unsigned char ext_buf[4 + 65536];
418 /* Reconstruct the type/len fields prior to extension data */
419 ext_buf[0] = ext_type >> 8;
420 ext_buf[1] = ext_type & 0xFF;
421 ext_buf[2] = inlen >> 8;
422 ext_buf[3] = inlen & 0xFF;
423 memcpy(ext_buf + 4, in, inlen);
425 BIO_snprintf(pem_name, sizeof(pem_name), "SERVERINFO FOR EXTENSION %d",
427 PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen);
432 * Hex decoder that tolerates optional whitespace. Returns number of bytes
433 * produced, advances inptr to end of input string.
435 static ossl_ssize_t hexdecode(const char **inptr, void *result)
437 unsigned char **out = (unsigned char **)result;
438 const char *in = *inptr;
439 unsigned char *ret = app_malloc(strlen(in) / 2, "hexdecode");
440 unsigned char *cp = ret;
447 for (byte = 0; *in; ++in) {
450 if (isspace(_UC(*in)))
452 x = OPENSSL_hexchar2int(*in);
458 if ((nibble ^= 1) == 0) {
471 return cp - (*out = ret);
475 * Decode unsigned 0..255, returns 1 on success, <= 0 on failure. Advances
476 * inptr to next field skipping leading whitespace.
478 static ossl_ssize_t checked_uint8(const char **inptr, void *out)
480 uint8_t *result = (uint8_t *)out;
481 const char *in = *inptr;
487 v = strtol(in, &endp, 10);
490 if (((v == LONG_MIN || v == LONG_MAX) && e == ERANGE) ||
491 endp == in || !isspace(_UC(*endp)) ||
492 v != (*result = (uint8_t) v)) {
495 for (in = endp; isspace(_UC(*in)); ++in)
505 ossl_ssize_t (*parser)(const char **, void *);
508 static int tlsa_import_rr(SSL *con, const char *rrdata)
510 /* Not necessary to re-init these values; the "parsers" do that. */
511 static uint8_t usage;
512 static uint8_t selector;
513 static uint8_t mtype;
514 static unsigned char *data;
515 static struct tlsa_field tlsa_fields[] = {
516 { &usage, "usage", checked_uint8 },
517 { &selector, "selector", checked_uint8 },
518 { &mtype, "mtype", checked_uint8 },
519 { &data, "data", hexdecode },
522 struct tlsa_field *f;
524 const char *cp = rrdata;
525 ossl_ssize_t len = 0;
527 for (f = tlsa_fields; f->var; ++f) {
528 /* Returns number of bytes produced, advances cp to next field */
529 if ((len = f->parser(&cp, f->var)) <= 0) {
530 BIO_printf(bio_err, "%s: warning: bad TLSA %s field in: %s\n",
531 prog, f->name, rrdata);
535 /* The data field is last, so len is its length */
536 ret = SSL_dane_tlsa_add(con, usage, selector, mtype, data, len);
540 ERR_print_errors(bio_err);
541 BIO_printf(bio_err, "%s: warning: unusable TLSA rrdata: %s\n",
546 ERR_print_errors(bio_err);
547 BIO_printf(bio_err, "%s: warning: error loading TLSA rrdata: %s\n",
554 static int tlsa_import_rrset(SSL *con, STACK_OF(OPENSSL_STRING) *rrset)
556 int num = sk_OPENSSL_STRING_num(rrset);
560 for (i = 0; i < num; ++i) {
561 char *rrdata = sk_OPENSSL_STRING_value(rrset, i);
562 if (tlsa_import_rr(con, rrdata) > 0)
568 typedef enum OPTION_choice {
569 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
570 OPT_4, OPT_6, OPT_HOST, OPT_PORT, OPT_CONNECT, OPT_UNIX,
571 OPT_XMPPHOST, OPT_VERIFY, OPT_NAMEOPT,
572 OPT_CERT, OPT_CRL, OPT_CRL_DOWNLOAD, OPT_SESS_OUT, OPT_SESS_IN,
573 OPT_CERTFORM, OPT_CRLFORM, OPT_VERIFY_RET_ERROR, OPT_VERIFY_QUIET,
574 OPT_BRIEF, OPT_PREXIT, OPT_CRLF, OPT_QUIET, OPT_NBIO,
575 OPT_SSL_CLIENT_ENGINE, OPT_IGN_EOF, OPT_NO_IGN_EOF,
576 OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_WDEBUG,
577 OPT_MSG, OPT_MSGFILE, OPT_ENGINE, OPT_TRACE, OPT_SECURITY_DEBUG,
578 OPT_SECURITY_DEBUG_VERBOSE, OPT_SHOWCERTS, OPT_NBIO_TEST, OPT_STATE,
579 OPT_PSK_IDENTITY, OPT_PSK, OPT_PSK_SESS,
580 #ifndef OPENSSL_NO_SRP
581 OPT_SRPUSER, OPT_SRPPASS, OPT_SRP_STRENGTH, OPT_SRP_LATEUSER,
584 OPT_SSL3, OPT_SSL_CONFIG,
585 OPT_TLS1_3, OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1,
586 OPT_DTLS1_2, OPT_SCTP, OPT_TIMEOUT, OPT_MTU, OPT_KEYFORM, OPT_PASS,
587 OPT_CERT_CHAIN, OPT_CAPATH, OPT_NOCAPATH, OPT_CHAINCAPATH, OPT_VERIFYCAPATH,
588 OPT_KEY, OPT_RECONNECT, OPT_BUILD_CHAIN, OPT_CAFILE, OPT_NOCAFILE,
589 OPT_CHAINCAFILE, OPT_VERIFYCAFILE, OPT_NEXTPROTONEG, OPT_ALPN,
590 OPT_SERVERINFO, OPT_STARTTLS, OPT_SERVERNAME, OPT_NOSERVERNAME, OPT_ASYNC,
591 OPT_USE_SRTP, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN, OPT_SMTPHOST,
592 OPT_MAX_SEND_FRAG, OPT_SPLIT_SEND_FRAG, OPT_MAX_PIPELINES, OPT_READ_BUF,
593 OPT_KEYLOG_FILE, OPT_EARLY_DATA, OPT_REQCAFILE,
597 OPT_FALLBACKSCSV, OPT_NOCMDS, OPT_PROXY, OPT_DANE_TLSA_DOMAIN,
598 #ifndef OPENSSL_NO_CT
599 OPT_CT, OPT_NOCT, OPT_CTLOG_FILE,
601 OPT_DANE_TLSA_RRDATA, OPT_DANE_EE_NO_NAME,
605 const OPTIONS s_client_options[] = {
606 {"help", OPT_HELP, '-', "Display this summary"},
607 {"host", OPT_HOST, 's', "Use -connect instead"},
608 {"port", OPT_PORT, 'p', "Use -connect instead"},
609 {"connect", OPT_CONNECT, 's',
610 "TCP/IP where to connect (default is :" PORT ")"},
611 {"proxy", OPT_PROXY, 's',
612 "Connect to via specified proxy to the real server"},
614 {"unix", OPT_UNIX, 's', "Connect over the specified Unix-domain socket"},
616 {"4", OPT_4, '-', "Use IPv4 only"},
618 {"6", OPT_6, '-', "Use IPv6 only"},
620 {"verify", OPT_VERIFY, 'p', "Turn on peer certificate verification"},
621 {"cert", OPT_CERT, '<', "Certificate file to use, PEM format assumed"},
622 {"certform", OPT_CERTFORM, 'F',
623 "Certificate format (PEM or DER) PEM default"},
624 {"nameopt", OPT_NAMEOPT, 's', "Various certificate name options"},
625 {"key", OPT_KEY, 's', "Private key file to use, if not in -cert file"},
626 {"keyform", OPT_KEYFORM, 'E', "Key format (PEM, DER or engine) PEM default"},
627 {"pass", OPT_PASS, 's', "Private key file pass phrase source"},
628 {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
629 {"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"},
630 {"no-CAfile", OPT_NOCAFILE, '-',
631 "Do not load the default certificates file"},
632 {"no-CApath", OPT_NOCAPATH, '-',
633 "Do not load certificates from the default certificates directory"},
634 {"requestCAfile", OPT_REQCAFILE, '<',
635 "PEM format file of CA names to send to the server"},
636 {"dane_tlsa_domain", OPT_DANE_TLSA_DOMAIN, 's', "DANE TLSA base domain"},
637 {"dane_tlsa_rrdata", OPT_DANE_TLSA_RRDATA, 's',
638 "DANE TLSA rrdata presentation form"},
639 {"dane_ee_no_namechecks", OPT_DANE_EE_NO_NAME, '-',
640 "Disable name checks when matching DANE-EE(3) TLSA records"},
641 {"reconnect", OPT_RECONNECT, '-',
642 "Drop and re-make the connection with the same Session-ID"},
643 {"showcerts", OPT_SHOWCERTS, '-', "Show all certificates in the chain"},
644 {"debug", OPT_DEBUG, '-', "Extra output"},
645 {"msg", OPT_MSG, '-', "Show protocol messages"},
646 {"msgfile", OPT_MSGFILE, '>',
647 "File to send output of -msg or -trace, instead of stdout"},
648 {"nbio_test", OPT_NBIO_TEST, '-', "More ssl protocol testing"},
649 {"state", OPT_STATE, '-', "Print the ssl states"},
650 {"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"},
651 {"quiet", OPT_QUIET, '-', "No s_client output"},
652 {"ign_eof", OPT_IGN_EOF, '-', "Ignore input eof (default when -quiet)"},
653 {"no_ign_eof", OPT_NO_IGN_EOF, '-', "Don't ignore input eof"},
654 {"starttls", OPT_STARTTLS, 's',
655 "Use the appropriate STARTTLS command before starting TLS"},
656 {"xmpphost", OPT_XMPPHOST, 's',
657 "Host to use with \"-starttls xmpp[-server]\""},
659 {"sess_out", OPT_SESS_OUT, '>', "File to write SSL session to"},
660 {"sess_in", OPT_SESS_IN, '<', "File to read SSL session from"},
661 {"use_srtp", OPT_USE_SRTP, 's',
662 "Offer SRTP key management with a colon-separated profile list"},
663 {"keymatexport", OPT_KEYMATEXPORT, 's',
664 "Export keying material using label"},
665 {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p',
666 "Export len bytes of keying material (default 20)"},
667 {"fallback_scsv", OPT_FALLBACKSCSV, '-', "Send the fallback SCSV"},
668 {"name", OPT_SMTPHOST, 's',
669 "Hostname to use for \"-starttls lmtp\" or \"-starttls smtp\""},
670 {"CRL", OPT_CRL, '<', "CRL file to use"},
671 {"crl_download", OPT_CRL_DOWNLOAD, '-', "Download CRL from distribution points"},
672 {"CRLform", OPT_CRLFORM, 'F', "CRL format (PEM or DER) PEM is default"},
673 {"verify_return_error", OPT_VERIFY_RET_ERROR, '-',
674 "Close connection on verification error"},
675 {"verify_quiet", OPT_VERIFY_QUIET, '-', "Restrict verify output to errors"},
676 {"brief", OPT_BRIEF, '-',
677 "Restrict output to brief summary of connection parameters"},
678 {"prexit", OPT_PREXIT, '-',
679 "Print session information when the program exits"},
680 {"security_debug", OPT_SECURITY_DEBUG, '-',
681 "Enable security debug messages"},
682 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-',
683 "Output more security debug output"},
684 {"cert_chain", OPT_CERT_CHAIN, '<',
685 "Certificate chain file (in PEM format)"},
686 {"chainCApath", OPT_CHAINCAPATH, '/',
687 "Use dir as certificate store path to build CA certificate chain"},
688 {"verifyCApath", OPT_VERIFYCAPATH, '/',
689 "Use dir as certificate store path to verify CA certificate"},
690 {"build_chain", OPT_BUILD_CHAIN, '-', "Build certificate chain"},
691 {"chainCAfile", OPT_CHAINCAFILE, '<',
692 "CA file for certificate chain (PEM format)"},
693 {"verifyCAfile", OPT_VERIFYCAFILE, '<',
694 "CA file for certificate verification (PEM format)"},
695 {"nocommands", OPT_NOCMDS, '-', "Do not use interactive command letters"},
696 {"servername", OPT_SERVERNAME, 's',
697 "Set TLS extension servername (SNI) in ClientHello (default)"},
698 {"noservername", OPT_NOSERVERNAME, '-',
699 "Do not send the server name (SNI) extension in the ClientHello"},
700 {"tlsextdebug", OPT_TLSEXTDEBUG, '-',
701 "Hex dump of all TLS extensions received"},
702 #ifndef OPENSSL_NO_OCSP
703 {"status", OPT_STATUS, '-', "Request certificate status from server"},
705 {"serverinfo", OPT_SERVERINFO, 's',
706 "types Send empty ClientHello extensions (comma-separated numbers)"},
707 {"alpn", OPT_ALPN, 's',
708 "Enable ALPN extension, considering named protocols supported (comma-separated list)"},
709 {"async", OPT_ASYNC, '-', "Support asynchronous operation"},
710 {"ssl_config", OPT_SSL_CONFIG, 's', "Use specified configuration file"},
711 {"max_send_frag", OPT_MAX_SEND_FRAG, 'p', "Maximum Size of send frames "},
712 {"split_send_frag", OPT_SPLIT_SEND_FRAG, 'p',
713 "Size used to split data for encrypt pipelines"},
714 {"max_pipelines", OPT_MAX_PIPELINES, 'p',
715 "Maximum number of encrypt/decrypt pipelines to be used"},
716 {"read_buf", OPT_READ_BUF, 'p',
717 "Default read buffer size to be used for connections"},
721 #ifndef OPENSSL_NO_SSL3
722 {"ssl3", OPT_SSL3, '-', "Just use SSLv3"},
724 #ifndef OPENSSL_NO_TLS1
725 {"tls1", OPT_TLS1, '-', "Just use TLSv1"},
727 #ifndef OPENSSL_NO_TLS1_1
728 {"tls1_1", OPT_TLS1_1, '-', "Just use TLSv1.1"},
730 #ifndef OPENSSL_NO_TLS1_2
731 {"tls1_2", OPT_TLS1_2, '-', "Just use TLSv1.2"},
733 #ifndef OPENSSL_NO_TLS1_3
734 {"tls1_3", OPT_TLS1_3, '-', "Just use TLSv1.3"},
736 #ifndef OPENSSL_NO_DTLS
737 {"dtls", OPT_DTLS, '-', "Use any version of DTLS"},
738 {"timeout", OPT_TIMEOUT, '-',
739 "Enable send/receive timeout on DTLS connections"},
740 {"mtu", OPT_MTU, 'p', "Set the link layer MTU"},
742 #ifndef OPENSSL_NO_DTLS1
743 {"dtls1", OPT_DTLS1, '-', "Just use DTLSv1"},
745 #ifndef OPENSSL_NO_DTLS1_2
746 {"dtls1_2", OPT_DTLS1_2, '-', "Just use DTLSv1.2"},
748 #ifndef OPENSSL_NO_SCTP
749 {"sctp", OPT_SCTP, '-', "Use SCTP"},
751 #ifndef OPENSSL_NO_SSL_TRACE
752 {"trace", OPT_TRACE, '-', "Show trace output of protocol messages"},
755 {"wdebug", OPT_WDEBUG, '-', "WATT-32 tcp debugging"},
757 {"nbio", OPT_NBIO, '-', "Use non-blocking IO"},
758 {"psk_identity", OPT_PSK_IDENTITY, 's', "PSK identity"},
759 {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"},
760 {"psk_session", OPT_PSK_SESS, '<', "File to read PSK SSL session from"},
761 #ifndef OPENSSL_NO_SRP
762 {"srpuser", OPT_SRPUSER, 's', "SRP authentication for 'user'"},
763 {"srppass", OPT_SRPPASS, 's', "Password for 'user'"},
764 {"srp_lateuser", OPT_SRP_LATEUSER, '-',
765 "SRP username into second ClientHello message"},
766 {"srp_moregroups", OPT_SRP_MOREGROUPS, '-',
767 "Tolerate other than the known g N values."},
768 {"srp_strength", OPT_SRP_STRENGTH, 'p', "Minimal length in bits for N"},
770 #ifndef OPENSSL_NO_NEXTPROTONEG
771 {"nextprotoneg", OPT_NEXTPROTONEG, 's',
772 "Enable NPN extension, considering named protocols supported (comma-separated list)"},
774 #ifndef OPENSSL_NO_ENGINE
775 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
776 {"ssl_client_engine", OPT_SSL_CLIENT_ENGINE, 's',
777 "Specify engine to be used for client certificate operations"},
779 #ifndef OPENSSL_NO_CT
780 {"ct", OPT_CT, '-', "Request and parse SCTs (also enables OCSP stapling)"},
781 {"noct", OPT_NOCT, '-', "Do not request or parse SCTs (default)"},
782 {"ctlogfile", OPT_CTLOG_FILE, '<', "CT log list CONF file"},
784 {"keylogfile", OPT_KEYLOG_FILE, '>', "Write TLS secrets to file"},
785 {"early_data", OPT_EARLY_DATA, '<', "File to send as early data"},
786 {NULL, OPT_EOF, 0x00, NULL}
789 typedef enum PROTOCOL_choice {
808 static const OPT_PAIR services[] = {
809 {"smtp", PROTO_SMTP},
810 {"pop3", PROTO_POP3},
811 {"imap", PROTO_IMAP},
813 {"xmpp", PROTO_XMPP},
814 {"xmpp-server", PROTO_XMPP_SERVER},
815 {"telnet", PROTO_TELNET},
817 {"mysql", PROTO_MYSQL},
818 {"postgres", PROTO_POSTGRES},
819 {"lmtp", PROTO_LMTP},
820 {"nntp", PROTO_NNTP},
821 {"sieve", PROTO_SIEVE},
822 {"ldap", PROTO_LDAP},
826 #define IS_INET_FLAG(o) \
827 (o == OPT_4 || o == OPT_6 || o == OPT_HOST || o == OPT_PORT || o == OPT_CONNECT)
828 #define IS_UNIX_FLAG(o) (o == OPT_UNIX)
830 #define IS_PROT_FLAG(o) \
831 (o == OPT_SSL3 || o == OPT_TLS1 || o == OPT_TLS1_1 || o == OPT_TLS1_2 \
832 || o == OPT_TLS1_3 || o == OPT_DTLS || o == OPT_DTLS1 || o == OPT_DTLS1_2)
834 /* Free |*dest| and optionally set it to a copy of |source|. */
835 static void freeandcopy(char **dest, const char *source)
840 *dest = OPENSSL_strdup(source);
843 static int new_session_cb(SSL *S, SSL_SESSION *sess)
845 BIO *stmp = BIO_new_file(sess_out, "w");
848 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
850 PEM_write_bio_SSL_SESSION(stmp, sess);
855 * We always return a "fail" response so that the session gets freed again
856 * because we haven't used the reference.
861 int s_client_main(int argc, char **argv)
864 EVP_PKEY *key = NULL;
867 STACK_OF(X509) *chain = NULL;
869 X509_VERIFY_PARAM *vpm = NULL;
870 SSL_EXCERT *exc = NULL;
871 SSL_CONF_CTX *cctx = NULL;
872 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
873 char *dane_tlsa_domain = NULL;
874 STACK_OF(OPENSSL_STRING) *dane_tlsa_rrset = NULL;
875 int dane_ee_no_name = 0;
876 STACK_OF(X509_CRL) *crls = NULL;
877 const SSL_METHOD *meth = TLS_client_method();
878 const char *CApath = NULL, *CAfile = NULL;
879 char *cbuf = NULL, *sbuf = NULL;
880 char *mbuf = NULL, *proxystr = NULL, *connectstr = NULL;
881 char *cert_file = NULL, *key_file = NULL, *chain_file = NULL;
882 char *chCApath = NULL, *chCAfile = NULL, *host = NULL;
883 char *port = OPENSSL_strdup(PORT);
884 char *passarg = NULL, *pass = NULL, *vfyCApath = NULL, *vfyCAfile = NULL;
885 char *ReqCAfile = NULL;
886 char *sess_in = NULL, *crl_file = NULL, *p;
887 char *xmpphost = NULL;
888 const char *ehlo = "mail.example.com";
889 struct timeval timeout, *timeoutp;
890 fd_set readfds, writefds;
891 int noCApath = 0, noCAfile = 0;
892 int build_chain = 0, cbuf_len, cbuf_off, cert_format = FORMAT_PEM;
893 int key_format = FORMAT_PEM, crlf = 0, full_log = 1, mbuf_len = 0;
896 int reconnect = 0, verify = SSL_VERIFY_NONE, vpmtouched = 0;
897 int ret = 1, in_init = 1, i, nbio_test = 0, s = -1, k, width, state = 0;
898 int sbuf_len, sbuf_off, cmdletters = 1;
899 int socket_family = AF_UNSPEC, socket_type = SOCK_STREAM, protocol = 0;
900 int starttls_proto = PROTO_OFF, crl_format = FORMAT_PEM, crl_download = 0;
901 int write_tty, read_tty, write_ssl, read_ssl, tty_on, ssl_pending;
902 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
905 int read_buf_len = 0;
906 int fallback_scsv = 0;
908 #ifndef OPENSSL_NO_DTLS
909 int enable_timeouts = 0;
912 #ifndef OPENSSL_NO_ENGINE
913 ENGINE *ssl_client_engine = NULL;
916 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
919 char *servername = NULL;
920 int noservername = 0;
921 const char *alpn_in = NULL;
922 tlsextctx tlsextcbp = { NULL, 0 };
923 const char *ssl_config = NULL;
924 #define MAX_SI_TYPES 100
925 unsigned short serverinfo_types[MAX_SI_TYPES];
926 int serverinfo_count = 0, start = 0, len;
927 #ifndef OPENSSL_NO_NEXTPROTONEG
928 const char *next_proto_neg_in = NULL;
930 #ifndef OPENSSL_NO_SRP
931 char *srppass = NULL;
932 int srp_lateuser = 0;
933 SRP_ARG srp_arg = { NULL, NULL, 0, 0, 0, 1024 };
935 #ifndef OPENSSL_NO_CT
936 char *ctlog_file = NULL;
937 int ct_validation = 0;
939 int min_version = 0, max_version = 0, prot_opt = 0, no_prot_opt = 0;
941 unsigned int max_send_fragment = 0;
942 unsigned int split_send_fragment = 0, max_pipelines = 0;
943 enum { use_inet, use_unix, use_unknown } connect_type = use_unknown;
945 int c_nbio = 0, c_msg = 0, c_ign_eof = 0, c_brief = 0;
946 int c_tlsextdebug = 0;
947 #ifndef OPENSSL_NO_OCSP
948 int c_status_req = 0;
950 BIO *bio_c_msg = NULL;
951 const char *keylog_file = NULL, *early_data_file = NULL;
952 #ifndef OPENSSL_NO_DTLS
955 char *psksessf = NULL;
959 /* Known false-positive of MemorySanitizer. */
960 #if defined(__has_feature)
961 # if __has_feature(memory_sanitizer)
962 __msan_unpoison(&readfds, sizeof(readfds));
963 __msan_unpoison(&writefds, sizeof(writefds));
967 prog = opt_progname(argv[0]);
972 vpm = X509_VERIFY_PARAM_new();
973 cctx = SSL_CONF_CTX_new();
975 if (vpm == NULL || cctx == NULL) {
976 BIO_printf(bio_err, "%s: out of memory\n", prog);
980 cbuf = app_malloc(BUFSIZZ, "cbuf");
981 sbuf = app_malloc(BUFSIZZ, "sbuf");
982 mbuf = app_malloc(BUFSIZZ, "mbuf");
984 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT | SSL_CONF_FLAG_CMDLINE);
986 prog = opt_init(argc, argv, s_client_options);
987 while ((o = opt_next()) != OPT_EOF) {
988 /* Check for intermixing flags. */
989 if (connect_type == use_unix && IS_INET_FLAG(o)) {
991 "%s: Intermixed protocol flags (unix and internet domains)\n",
995 if (connect_type == use_inet && IS_UNIX_FLAG(o)) {
997 "%s: Intermixed protocol flags (internet and unix domains)\n",
1002 if (IS_PROT_FLAG(o) && ++prot_opt > 1) {
1003 BIO_printf(bio_err, "Cannot supply multiple protocol flags\n");
1006 if (IS_NO_PROT_FLAG(o))
1008 if (prot_opt == 1 && no_prot_opt) {
1010 "Cannot supply both a protocol flag and '-no_<prot>'\n");
1018 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
1021 opt_help(s_client_options);
1025 connect_type = use_inet;
1026 socket_family = AF_INET;
1031 connect_type = use_inet;
1032 socket_family = AF_INET6;
1037 connect_type = use_inet;
1038 freeandcopy(&host, opt_arg());
1041 connect_type = use_inet;
1042 freeandcopy(&port, opt_arg());
1045 connect_type = use_inet;
1046 freeandcopy(&connectstr, opt_arg());
1049 proxystr = opt_arg();
1050 starttls_proto = PROTO_CONNECT;
1054 connect_type = use_unix;
1055 socket_family = AF_UNIX;
1056 freeandcopy(&host, opt_arg());
1060 xmpphost = opt_arg();
1066 verify = SSL_VERIFY_PEER;
1067 verify_args.depth = atoi(opt_arg());
1069 BIO_printf(bio_err, "verify depth is %d\n", verify_args.depth);
1072 cert_file = opt_arg();
1075 if (!set_nameopt(opt_arg()))
1079 crl_file = opt_arg();
1081 case OPT_CRL_DOWNLOAD:
1085 sess_out = opt_arg();
1088 sess_in = opt_arg();
1091 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &cert_format))
1095 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
1098 case OPT_VERIFY_RET_ERROR:
1099 verify_args.return_error = 1;
1101 case OPT_VERIFY_QUIET:
1102 verify_args.quiet = 1;
1105 c_brief = verify_args.quiet = c_quiet = 1;
1108 if (ssl_args == NULL)
1109 ssl_args = sk_OPENSSL_STRING_new_null();
1110 if (ssl_args == NULL
1111 || !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
1112 || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
1113 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1118 if (!opt_verify(o, vpm))
1123 if (!args_excert(o, &exc))
1133 c_quiet = c_ign_eof = 1;
1142 e = setup_engine(opt_arg(), 1);
1144 case OPT_SSL_CLIENT_ENGINE:
1145 #ifndef OPENSSL_NO_ENGINE
1146 ssl_client_engine = ENGINE_by_id(opt_arg());
1147 if (ssl_client_engine == NULL) {
1148 BIO_printf(bio_err, "Error getting client auth engine\n");
1160 case OPT_NO_IGN_EOF:
1166 case OPT_TLSEXTDEBUG:
1170 #ifndef OPENSSL_NO_OCSP
1183 bio_c_msg = BIO_new_file(opt_arg(), "w");
1186 #ifndef OPENSSL_NO_SSL_TRACE
1190 case OPT_SECURITY_DEBUG:
1193 case OPT_SECURITY_DEBUG_VERBOSE:
1205 case OPT_PSK_IDENTITY:
1206 psk_identity = opt_arg();
1209 for (p = psk_key = opt_arg(); *p; p++) {
1210 if (isxdigit(_UC(*p)))
1212 BIO_printf(bio_err, "Not a hex number '%s'\n", psk_key);
1217 psksessf = opt_arg();
1219 #ifndef OPENSSL_NO_SRP
1221 srp_arg.srplogin = opt_arg();
1222 if (min_version < TLS1_VERSION)
1223 min_version = TLS1_VERSION;
1226 srppass = opt_arg();
1227 if (min_version < TLS1_VERSION)
1228 min_version = TLS1_VERSION;
1230 case OPT_SRP_STRENGTH:
1231 srp_arg.strength = atoi(opt_arg());
1232 BIO_printf(bio_err, "SRP minimal length for N is %d\n",
1234 if (min_version < TLS1_VERSION)
1235 min_version = TLS1_VERSION;
1237 case OPT_SRP_LATEUSER:
1239 if (min_version < TLS1_VERSION)
1240 min_version = TLS1_VERSION;
1242 case OPT_SRP_MOREGROUPS:
1244 if (min_version < TLS1_VERSION)
1245 min_version = TLS1_VERSION;
1248 case OPT_SSL_CONFIG:
1249 ssl_config = opt_arg();
1252 min_version = SSL3_VERSION;
1253 max_version = SSL3_VERSION;
1256 min_version = TLS1_3_VERSION;
1257 max_version = TLS1_3_VERSION;
1260 min_version = TLS1_2_VERSION;
1261 max_version = TLS1_2_VERSION;
1264 min_version = TLS1_1_VERSION;
1265 max_version = TLS1_1_VERSION;
1268 min_version = TLS1_VERSION;
1269 max_version = TLS1_VERSION;
1272 #ifndef OPENSSL_NO_DTLS
1273 meth = DTLS_client_method();
1274 socket_type = SOCK_DGRAM;
1279 #ifndef OPENSSL_NO_DTLS1
1280 meth = DTLS_client_method();
1281 min_version = DTLS1_VERSION;
1282 max_version = DTLS1_VERSION;
1283 socket_type = SOCK_DGRAM;
1288 #ifndef OPENSSL_NO_DTLS1_2
1289 meth = DTLS_client_method();
1290 min_version = DTLS1_2_VERSION;
1291 max_version = DTLS1_2_VERSION;
1292 socket_type = SOCK_DGRAM;
1297 #ifndef OPENSSL_NO_SCTP
1298 protocol = IPPROTO_SCTP;
1302 #ifndef OPENSSL_NO_DTLS
1303 enable_timeouts = 1;
1307 #ifndef OPENSSL_NO_DTLS
1308 socket_mtu = atol(opt_arg());
1311 case OPT_FALLBACKSCSV:
1315 if (!opt_format(opt_arg(), OPT_FMT_PDE, &key_format))
1319 passarg = opt_arg();
1321 case OPT_CERT_CHAIN:
1322 chain_file = opt_arg();
1325 key_file = opt_arg();
1336 case OPT_CHAINCAPATH:
1337 chCApath = opt_arg();
1339 case OPT_VERIFYCAPATH:
1340 vfyCApath = opt_arg();
1342 case OPT_BUILD_CHAIN:
1346 ReqCAfile = opt_arg();
1354 #ifndef OPENSSL_NO_CT
1361 case OPT_CTLOG_FILE:
1362 ctlog_file = opt_arg();
1365 case OPT_CHAINCAFILE:
1366 chCAfile = opt_arg();
1368 case OPT_VERIFYCAFILE:
1369 vfyCAfile = opt_arg();
1371 case OPT_DANE_TLSA_DOMAIN:
1372 dane_tlsa_domain = opt_arg();
1374 case OPT_DANE_TLSA_RRDATA:
1375 if (dane_tlsa_rrset == NULL)
1376 dane_tlsa_rrset = sk_OPENSSL_STRING_new_null();
1377 if (dane_tlsa_rrset == NULL ||
1378 !sk_OPENSSL_STRING_push(dane_tlsa_rrset, opt_arg())) {
1379 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1383 case OPT_DANE_EE_NO_NAME:
1384 dane_ee_no_name = 1;
1386 case OPT_NEXTPROTONEG:
1387 #ifndef OPENSSL_NO_NEXTPROTONEG
1388 next_proto_neg_in = opt_arg();
1392 alpn_in = opt_arg();
1394 case OPT_SERVERINFO:
1397 for (start = 0, i = 0; i <= len; ++i) {
1398 if (i == len || p[i] == ',') {
1399 serverinfo_types[serverinfo_count] = atoi(p + start);
1400 if (++serverinfo_count == MAX_SI_TYPES)
1407 if (!opt_pair(opt_arg(), services, &starttls_proto))
1410 case OPT_SERVERNAME:
1411 servername = opt_arg();
1413 case OPT_NOSERVERNAME:
1417 srtp_profiles = opt_arg();
1419 case OPT_KEYMATEXPORT:
1420 keymatexportlabel = opt_arg();
1422 case OPT_KEYMATEXPORTLEN:
1423 keymatexportlen = atoi(opt_arg());
1428 case OPT_MAX_SEND_FRAG:
1429 max_send_fragment = atoi(opt_arg());
1431 case OPT_SPLIT_SEND_FRAG:
1432 split_send_fragment = atoi(opt_arg());
1434 case OPT_MAX_PIPELINES:
1435 max_pipelines = atoi(opt_arg());
1438 read_buf_len = atoi(opt_arg());
1440 case OPT_KEYLOG_FILE:
1441 keylog_file = opt_arg();
1443 case OPT_EARLY_DATA:
1444 early_data_file = opt_arg();
1448 if (count4or6 >= 2) {
1449 BIO_printf(bio_err, "%s: Can't use both -4 and -6\n", prog);
1453 if (servername != NULL) {
1455 "%s: Can't use -servername and -noservername together\n",
1459 if (dane_tlsa_domain != NULL) {
1461 "%s: Can't use -dane_tlsa_domain and -noservername together\n",
1466 argc = opt_num_rest();
1468 /* If there's a positional argument, it's the equivalent of
1470 * Don't allow -connect and a separate argument.
1472 if (connectstr != NULL) {
1474 "%s: must not provide both -connect option and target parameter\n",
1478 connect_type = use_inet;
1479 freeandcopy(&connectstr, *opt_rest());
1480 } else if (argc != 0) {
1484 #ifndef OPENSSL_NO_NEXTPROTONEG
1485 if (min_version == TLS1_3_VERSION && next_proto_neg_in != NULL) {
1486 BIO_printf(bio_err, "Cannot supply -nextprotoneg with TLSv1.3\n");
1490 if (proxystr != NULL) {
1492 char *tmp_host = host, *tmp_port = port;
1493 if (connectstr == NULL) {
1494 BIO_printf(bio_err, "%s: -proxy requires use of -connect or target parameter\n", prog);
1497 res = BIO_parse_hostserv(proxystr, &host, &port, BIO_PARSE_PRIO_HOST);
1498 if (tmp_host != host)
1499 OPENSSL_free(tmp_host);
1500 if (tmp_port != port)
1501 OPENSSL_free(tmp_port);
1504 "%s: -proxy argument malformed or ambiguous\n", prog);
1509 char *tmp_host = host, *tmp_port = port;
1510 if (connectstr != NULL)
1511 res = BIO_parse_hostserv(connectstr, &host, &port,
1512 BIO_PARSE_PRIO_HOST);
1513 if (tmp_host != host)
1514 OPENSSL_free(tmp_host);
1515 if (tmp_port != port)
1516 OPENSSL_free(tmp_port);
1519 "%s: -connect argument or target parameter malformed or ambiguous\n",
1526 if (socket_family == AF_UNIX && socket_type != SOCK_STREAM) {
1528 "Can't use unix sockets and datagrams together\n");
1533 #ifndef OPENSSL_NO_SCTP
1534 if (protocol == IPPROTO_SCTP) {
1535 if (socket_type != SOCK_DGRAM) {
1536 BIO_printf(bio_err, "Can't use -sctp without DTLS\n");
1539 /* SCTP is unusual. It uses DTLS over a SOCK_STREAM protocol */
1540 socket_type = SOCK_STREAM;
1544 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1545 next_proto.status = -1;
1546 if (next_proto_neg_in) {
1548 next_protos_parse(&next_proto.len, next_proto_neg_in);
1549 if (next_proto.data == NULL) {
1550 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1554 next_proto.data = NULL;
1557 if (!app_passwd(passarg, NULL, &pass, NULL)) {
1558 BIO_printf(bio_err, "Error getting password\n");
1562 if (key_file == NULL)
1563 key_file = cert_file;
1565 if (key_file != NULL) {
1566 key = load_key(key_file, key_format, 0, pass, e,
1567 "client certificate private key file");
1569 ERR_print_errors(bio_err);
1574 if (cert_file != NULL) {
1575 cert = load_cert(cert_file, cert_format, "client certificate file");
1577 ERR_print_errors(bio_err);
1582 if (chain_file != NULL) {
1583 if (!load_certs(chain_file, &chain, FORMAT_PEM, NULL,
1584 "client certificate chain"))
1588 if (crl_file != NULL) {
1590 crl = load_crl(crl_file, crl_format);
1592 BIO_puts(bio_err, "Error loading CRL\n");
1593 ERR_print_errors(bio_err);
1596 crls = sk_X509_CRL_new_null();
1597 if (crls == NULL || !sk_X509_CRL_push(crls, crl)) {
1598 BIO_puts(bio_err, "Error adding CRL\n");
1599 ERR_print_errors(bio_err);
1605 if (!load_excert(&exc))
1608 if (bio_c_out == NULL) {
1609 if (c_quiet && !c_debug) {
1610 bio_c_out = BIO_new(BIO_s_null());
1611 if (c_msg && bio_c_msg == NULL)
1612 bio_c_msg = dup_bio_out(FORMAT_TEXT);
1613 } else if (bio_c_out == NULL)
1614 bio_c_out = dup_bio_out(FORMAT_TEXT);
1616 #ifndef OPENSSL_NO_SRP
1617 if (!app_passwd(srppass, NULL, &srp_arg.srppassin, NULL)) {
1618 BIO_printf(bio_err, "Error getting password\n");
1623 ctx = SSL_CTX_new(meth);
1625 ERR_print_errors(bio_err);
1630 ssl_ctx_security_debug(ctx, sdebug);
1632 if (ssl_config != NULL) {
1633 if (SSL_CTX_config(ctx, ssl_config) == 0) {
1634 BIO_printf(bio_err, "Error using configuration \"%s\"\n",
1636 ERR_print_errors(bio_err);
1641 if (SSL_CTX_set_min_proto_version(ctx, min_version) == 0)
1643 if (SSL_CTX_set_max_proto_version(ctx, max_version) == 0)
1646 if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) {
1647 BIO_printf(bio_err, "Error setting verify params\n");
1648 ERR_print_errors(bio_err);
1653 SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC);
1656 if (max_send_fragment > 0
1657 && !SSL_CTX_set_max_send_fragment(ctx, max_send_fragment)) {
1658 BIO_printf(bio_err, "%s: Max send fragment size %u is out of permitted range\n",
1659 prog, max_send_fragment);
1663 if (split_send_fragment > 0
1664 && !SSL_CTX_set_split_send_fragment(ctx, split_send_fragment)) {
1665 BIO_printf(bio_err, "%s: Split send fragment size %u is out of permitted range\n",
1666 prog, split_send_fragment);
1670 if (max_pipelines > 0
1671 && !SSL_CTX_set_max_pipelines(ctx, max_pipelines)) {
1672 BIO_printf(bio_err, "%s: Max pipelines %u is out of permitted range\n",
1673 prog, max_pipelines);
1677 if (read_buf_len > 0) {
1678 SSL_CTX_set_default_read_buffer_len(ctx, read_buf_len);
1681 if (!config_ctx(cctx, ssl_args, ctx))
1684 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1685 crls, crl_download)) {
1686 BIO_printf(bio_err, "Error loading store locations\n");
1687 ERR_print_errors(bio_err);
1690 if (ReqCAfile != NULL) {
1691 STACK_OF(X509_NAME) *nm = sk_X509_NAME_new_null();
1693 if (nm == NULL || !SSL_add_file_cert_subjects_to_stack(nm, ReqCAfile)) {
1694 sk_X509_NAME_pop_free(nm, X509_NAME_free);
1695 BIO_printf(bio_err, "Error loading CA names\n");
1696 ERR_print_errors(bio_err);
1699 SSL_CTX_set0_CA_list(ctx, nm);
1701 #ifndef OPENSSL_NO_ENGINE
1702 if (ssl_client_engine) {
1703 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine)) {
1704 BIO_puts(bio_err, "Error setting client auth engine\n");
1705 ERR_print_errors(bio_err);
1706 ENGINE_free(ssl_client_engine);
1709 ENGINE_free(ssl_client_engine);
1713 #ifndef OPENSSL_NO_PSK
1714 if (psk_key != NULL) {
1716 BIO_printf(bio_c_out, "PSK key given, setting client callback\n");
1717 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1720 if (psksessf != NULL) {
1721 BIO *stmp = BIO_new_file(psksessf, "r");
1724 BIO_printf(bio_err, "Can't open PSK session file %s\n", psksessf);
1725 ERR_print_errors(bio_err);
1728 psksess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1730 if (psksess == NULL) {
1731 BIO_printf(bio_err, "Can't read PSK session file %s\n", psksessf);
1732 ERR_print_errors(bio_err);
1736 if (psk_key != NULL || psksess != NULL)
1737 SSL_CTX_set_psk_use_session_callback(ctx, psk_use_session_cb);
1739 #ifndef OPENSSL_NO_SRTP
1740 if (srtp_profiles != NULL) {
1741 /* Returns 0 on success! */
1742 if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) {
1743 BIO_printf(bio_err, "Error setting SRTP profile\n");
1744 ERR_print_errors(bio_err);
1751 ssl_ctx_set_excert(ctx, exc);
1753 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1754 if (next_proto.data != NULL)
1755 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1759 unsigned char *alpn = next_protos_parse(&alpn_len, alpn_in);
1762 BIO_printf(bio_err, "Error parsing -alpn argument\n");
1765 /* Returns 0 on success! */
1766 if (SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len) != 0) {
1767 BIO_printf(bio_err, "Error setting ALPN\n");
1773 for (i = 0; i < serverinfo_count; i++) {
1774 if (!SSL_CTX_add_client_custom_ext(ctx,
1775 serverinfo_types[i],
1777 serverinfo_cli_parse_cb, NULL)) {
1779 "Warning: Unable to add custom extension %u, skipping\n",
1780 serverinfo_types[i]);
1785 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1787 #ifndef OPENSSL_NO_CT
1788 /* Enable SCT processing, without early connection termination */
1789 if (ct_validation &&
1790 !SSL_CTX_enable_ct(ctx, SSL_CT_VALIDATION_PERMISSIVE)) {
1791 ERR_print_errors(bio_err);
1795 if (!ctx_set_ctlog_list_file(ctx, ctlog_file)) {
1796 if (ct_validation) {
1797 ERR_print_errors(bio_err);
1802 * If CT validation is not enabled, the log list isn't needed so don't
1803 * show errors or abort. We try to load it regardless because then we
1804 * can show the names of the logs any SCTs came from (SCTs may be seen
1805 * even with validation disabled).
1811 SSL_CTX_set_verify(ctx, verify, verify_callback);
1813 if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) {
1814 ERR_print_errors(bio_err);
1818 ssl_ctx_add_crls(ctx, crls, crl_download);
1820 if (!set_cert_key_stuff(ctx, cert, key, chain, build_chain))
1823 if (!noservername) {
1824 tlsextcbp.biodebug = bio_err;
1825 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1826 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1828 # ifndef OPENSSL_NO_SRP
1829 if (srp_arg.srplogin) {
1830 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin)) {
1831 BIO_printf(bio_err, "Unable to set SRP username\n");
1834 srp_arg.msg = c_msg;
1835 srp_arg.debug = c_debug;
1836 SSL_CTX_set_srp_cb_arg(ctx, &srp_arg);
1837 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1838 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1839 if (c_msg || c_debug || srp_arg.amp == 0)
1840 SSL_CTX_set_srp_verify_param_callback(ctx,
1841 ssl_srp_verify_param_cb);
1845 if (dane_tlsa_domain != NULL) {
1846 if (SSL_CTX_dane_enable(ctx) <= 0) {
1848 "%s: Error enabling DANE TLSA authentication.\n",
1850 ERR_print_errors(bio_err);
1856 * In TLSv1.3 NewSessionTicket messages arrive after the handshake and can
1857 * come at any time. Therefore we use a callback to write out the session
1858 * when we know about it. This approach works for < TLSv1.3 as well.
1860 if (sess_out != NULL) {
1861 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_CLIENT
1862 | SSL_SESS_CACHE_NO_INTERNAL_STORE);
1863 SSL_CTX_sess_set_new_cb(ctx, new_session_cb);
1866 if (set_keylog_file(ctx, keylog_file))
1870 if (sess_in != NULL) {
1872 BIO *stmp = BIO_new_file(sess_in, "r");
1874 BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
1875 ERR_print_errors(bio_err);
1878 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1881 BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
1882 ERR_print_errors(bio_err);
1885 if (!SSL_set_session(con, sess)) {
1886 BIO_printf(bio_err, "Can't set session\n");
1887 ERR_print_errors(bio_err);
1890 SSL_SESSION_free(sess);
1894 SSL_set_mode(con, SSL_MODE_SEND_FALLBACK_SCSV);
1896 if (!noservername && (servername != NULL || dane_tlsa_domain == NULL)) {
1897 if (servername == NULL)
1898 servername = (host == NULL) ? "localhost" : host;
1899 if (!SSL_set_tlsext_host_name(con, servername)) {
1900 BIO_printf(bio_err, "Unable to set TLS servername extension.\n");
1901 ERR_print_errors(bio_err);
1906 if (dane_tlsa_domain != NULL) {
1907 if (SSL_dane_enable(con, dane_tlsa_domain) <= 0) {
1908 BIO_printf(bio_err, "%s: Error enabling DANE TLSA "
1909 "authentication.\n", prog);
1910 ERR_print_errors(bio_err);
1913 if (dane_tlsa_rrset == NULL) {
1914 BIO_printf(bio_err, "%s: DANE TLSA authentication requires at "
1915 "least one -dane_tlsa_rrdata option.\n", prog);
1918 if (tlsa_import_rrset(con, dane_tlsa_rrset) <= 0) {
1919 BIO_printf(bio_err, "%s: Failed to import any TLSA "
1920 "records.\n", prog);
1923 if (dane_ee_no_name)
1924 SSL_dane_set_flags(con, DANE_FLAG_NO_DANE_EE_NAMECHECKS);
1925 } else if (dane_tlsa_rrset != NULL) {
1926 BIO_printf(bio_err, "%s: DANE TLSA authentication requires the "
1927 "-dane_tlsa_domain option.\n", prog);
1932 if (init_client(&s, host, port, socket_family, socket_type, protocol)
1934 BIO_printf(bio_err, "connect:errno=%d\n", get_last_socket_error());
1938 BIO_printf(bio_c_out, "CONNECTED(%08X)\n", s);
1941 if (!BIO_socket_nbio(s, 1)) {
1942 ERR_print_errors(bio_err);
1945 BIO_printf(bio_c_out, "Turned on non blocking io\n");
1947 #ifndef OPENSSL_NO_DTLS
1949 union BIO_sock_info_u peer_info;
1951 #ifndef OPENSSL_NO_SCTP
1952 if (protocol == IPPROTO_SCTP)
1953 sbio = BIO_new_dgram_sctp(s, BIO_NOCLOSE);
1956 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
1958 if ((peer_info.addr = BIO_ADDR_new()) == NULL) {
1959 BIO_printf(bio_err, "memory allocation failure\n");
1963 if (!BIO_sock_info(s, BIO_SOCK_INFO_ADDRESS, &peer_info)) {
1964 BIO_printf(bio_err, "getsockname:errno=%d\n",
1965 get_last_socket_error());
1966 BIO_ADDR_free(peer_info.addr);
1971 (void)BIO_ctrl_set_connected(sbio, peer_info.addr);
1972 BIO_ADDR_free(peer_info.addr);
1973 peer_info.addr = NULL;
1975 if (enable_timeouts) {
1977 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1978 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1981 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1982 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1986 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
1987 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
1988 DTLS_get_link_min_mtu(con));
1992 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1993 if (!DTLS_set_link_mtu(con, socket_mtu)) {
1994 BIO_printf(bio_err, "Failed to set MTU\n");
1999 /* want to do MTU discovery */
2000 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
2003 #endif /* OPENSSL_NO_DTLS */
2004 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2009 test = BIO_new(BIO_f_nbio_test());
2010 sbio = BIO_push(test, sbio);
2014 BIO_set_callback(sbio, bio_dump_callback);
2015 BIO_set_callback_arg(sbio, (char *)bio_c_out);
2018 #ifndef OPENSSL_NO_SSL_TRACE
2020 SSL_set_msg_callback(con, SSL_trace);
2023 SSL_set_msg_callback(con, msg_cb);
2024 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
2027 if (c_tlsextdebug) {
2028 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2029 SSL_set_tlsext_debug_arg(con, bio_c_out);
2031 #ifndef OPENSSL_NO_OCSP
2033 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
2034 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
2035 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
2039 SSL_set_bio(con, sbio, sbio);
2040 SSL_set_connect_state(con);
2042 /* ok, lets connect */
2043 if (fileno_stdin() > SSL_get_fd(con))
2044 width = fileno_stdin() + 1;
2046 width = SSL_get_fd(con) + 1;
2059 switch ((PROTOCOL_CHOICE) starttls_proto) {
2066 * This is an ugly hack that does a lot of assumptions. We do
2067 * have to handle multi-line responses which may come in a single
2068 * packet or not. We therefore have to use BIO_gets() which does
2069 * need a buffering BIO. So during the initial chitchat we do
2070 * push a buffering BIO into the chain that is removed again
2071 * later on to not disturb the rest of the s_client operation.
2074 BIO *fbio = BIO_new(BIO_f_buffer());
2076 BIO_push(fbio, sbio);
2077 /* Wait for multi-line response to end from LMTP or SMTP */
2079 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2080 } while (mbuf_len > 3 && mbuf[3] == '-');
2081 if (starttls_proto == (int)PROTO_LMTP)
2082 BIO_printf(fbio, "LHLO %s\r\n", ehlo);
2084 BIO_printf(fbio, "EHLO %s\r\n", ehlo);
2085 (void)BIO_flush(fbio);
2087 * Wait for multi-line response to end LHLO LMTP or EHLO SMTP
2091 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2092 if (strstr(mbuf, "STARTTLS"))
2094 } while (mbuf_len > 3 && mbuf[3] == '-');
2095 (void)BIO_flush(fbio);
2100 "Didn't find STARTTLS in server response,"
2101 " trying anyway...\n");
2102 BIO_printf(sbio, "STARTTLS\r\n");
2103 BIO_read(sbio, sbuf, BUFSIZZ);
2108 BIO_read(sbio, mbuf, BUFSIZZ);
2109 BIO_printf(sbio, "STLS\r\n");
2110 mbuf_len = BIO_read(sbio, sbuf, BUFSIZZ);
2112 BIO_printf(bio_err, "BIO_read failed\n");
2120 BIO *fbio = BIO_new(BIO_f_buffer());
2122 BIO_push(fbio, sbio);
2123 BIO_gets(fbio, mbuf, BUFSIZZ);
2124 /* STARTTLS command requires CAPABILITY... */
2125 BIO_printf(fbio, ". CAPABILITY\r\n");
2126 (void)BIO_flush(fbio);
2127 /* wait for multi-line CAPABILITY response */
2129 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2130 if (strstr(mbuf, "STARTTLS"))
2133 while (mbuf_len > 3 && mbuf[0] != '.');
2134 (void)BIO_flush(fbio);
2139 "Didn't find STARTTLS in server response,"
2140 " trying anyway...\n");
2141 BIO_printf(sbio, ". STARTTLS\r\n");
2142 BIO_read(sbio, sbuf, BUFSIZZ);
2147 BIO *fbio = BIO_new(BIO_f_buffer());
2149 BIO_push(fbio, sbio);
2150 /* wait for multi-line response to end from FTP */
2152 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2154 while (mbuf_len > 3 && mbuf[3] == '-');
2155 (void)BIO_flush(fbio);
2158 BIO_printf(sbio, "AUTH TLS\r\n");
2159 BIO_read(sbio, sbuf, BUFSIZZ);
2163 case PROTO_XMPP_SERVER:
2166 BIO_printf(sbio, "<stream:stream "
2167 "xmlns:stream='http://etherx.jabber.org/streams' "
2168 "xmlns='jabber:%s' to='%s' version='1.0'>",
2169 starttls_proto == PROTO_XMPP ? "client" : "server",
2170 xmpphost ? xmpphost : host);
2171 seen = BIO_read(sbio, mbuf, BUFSIZZ);
2173 BIO_printf(bio_err, "BIO_read failed\n");
2178 (mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'")
2180 "<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\""))
2182 seen = BIO_read(sbio, mbuf, BUFSIZZ);
2190 "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
2191 seen = BIO_read(sbio, sbuf, BUFSIZZ);
2193 BIO_printf(bio_err, "BIO_read failed\n");
2197 if (!strstr(sbuf, "<proceed"))
2204 static const unsigned char tls_do[] = {
2205 /* IAC DO START_TLS */
2208 static const unsigned char tls_will[] = {
2209 /* IAC WILL START_TLS */
2212 static const unsigned char tls_follows[] = {
2213 /* IAC SB START_TLS FOLLOWS IAC SE */
2214 255, 250, 46, 1, 255, 240
2218 /* Telnet server should demand we issue START_TLS */
2219 bytes = BIO_read(sbio, mbuf, BUFSIZZ);
2220 if (bytes != 3 || memcmp(mbuf, tls_do, 3) != 0)
2222 /* Agree to issue START_TLS and send the FOLLOWS sub-command */
2223 BIO_write(sbio, tls_will, 3);
2224 BIO_write(sbio, tls_follows, 6);
2225 (void)BIO_flush(sbio);
2226 /* Telnet server also sent the FOLLOWS sub-command */
2227 bytes = BIO_read(sbio, mbuf, BUFSIZZ);
2228 if (bytes != 6 || memcmp(mbuf, tls_follows, 6) != 0)
2235 error_proto, /* Wrong protocol, not even HTTP */
2236 error_connect, /* CONNECT failed */
2238 } foundit = error_connect;
2239 BIO *fbio = BIO_new(BIO_f_buffer());
2241 BIO_push(fbio, sbio);
2242 BIO_printf(fbio, "CONNECT %s HTTP/1.0\r\n\r\n", connectstr);
2243 (void)BIO_flush(fbio);
2245 * The first line is the HTTP response. According to RFC 7230,
2246 * it's formated exactly like this:
2248 * HTTP/d.d ddd Reason text\r\n
2250 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2251 if (mbuf_len < (int)strlen("HTTP/1.0 200")) {
2253 "%s: HTTP CONNECT failed, insufficient response "
2254 "from proxy (got %d octets)\n", prog, mbuf_len);
2255 (void)BIO_flush(fbio);
2260 if (mbuf[8] != ' ') {
2262 "%s: HTTP CONNECT failed, incorrect response "
2263 "from proxy\n", prog);
2264 foundit = error_proto;
2265 } else if (mbuf[9] != '2') {
2266 BIO_printf(bio_err, "%s: HTTP CONNECT failed: %s ", prog,
2271 if (foundit != error_proto) {
2272 /* Read past all following headers */
2274 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2275 } while (mbuf_len > 2);
2277 (void)BIO_flush(fbio);
2280 if (foundit != success) {
2288 BIO *fbio = BIO_new(BIO_f_buffer());
2290 BIO_push(fbio, sbio);
2291 BIO_printf(fbio, "STARTTLS\r\n");
2292 (void)BIO_flush(fbio);
2293 width = SSL_get_fd(con) + 1;
2299 openssl_fdset(SSL_get_fd(con), &readfds);
2300 timeout.tv_sec = S_CLIENT_IRC_READ_TIMEOUT;
2301 timeout.tv_usec = 0;
2303 * If the IRCd doesn't respond within
2304 * S_CLIENT_IRC_READ_TIMEOUT seconds, assume
2305 * it doesn't support STARTTLS. Many IRCds
2306 * will not give _any_ sort of response to a
2307 * STARTTLS command when it's not supported.
2309 if (!BIO_get_buffer_num_lines(fbio)
2310 && !BIO_pending(fbio)
2311 && !BIO_pending(sbio)
2312 && select(width, (void *)&readfds, NULL, NULL,
2315 "Timeout waiting for response (%d seconds).\n",
2316 S_CLIENT_IRC_READ_TIMEOUT);
2320 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2321 if (mbuf_len < 1 || sscanf(mbuf, "%*s %d", &numeric) != 1)
2323 /* :example.net 451 STARTTLS :You have not registered */
2324 /* :example.net 421 STARTTLS :Unknown command */
2325 if ((numeric == 451 || numeric == 421)
2326 && strstr(mbuf, "STARTTLS") != NULL) {
2327 BIO_printf(bio_err, "STARTTLS not supported: %s", mbuf);
2330 if (numeric == 691) {
2331 BIO_printf(bio_err, "STARTTLS negotiation failed: ");
2332 ERR_print_errors(bio_err);
2335 } while (numeric != 670);
2337 (void)BIO_flush(fbio);
2340 if (numeric != 670) {
2341 BIO_printf(bio_err, "Server does not support STARTTLS.\n");
2349 /* SSL request packet */
2350 static const unsigned char ssl_req[] = {
2351 /* payload_length, sequence_id */
2352 0x20, 0x00, 0x00, 0x01,
2354 /* capability flags, CLIENT_SSL always set */
2355 0x85, 0xae, 0x7f, 0x00,
2356 /* max-packet size */
2357 0x00, 0x00, 0x00, 0x01,
2360 /* string[23] reserved (all [0]) */
2361 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2362 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2363 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
2366 int ssl_flg = 0x800;
2368 const unsigned char *packet = (const unsigned char *)sbuf;
2370 /* Receiving Initial Handshake packet. */
2371 bytes = BIO_read(sbio, (void *)packet, BUFSIZZ);
2373 BIO_printf(bio_err, "BIO_read failed\n");
2375 /* Packet length[3], Packet number[1] + minimum payload[17] */
2376 } else if (bytes < 21) {
2377 BIO_printf(bio_err, "MySQL packet too short.\n");
2379 } else if (bytes != (4 + packet[0] +
2381 (packet[2] << 16))) {
2382 BIO_printf(bio_err, "MySQL packet length does not match.\n");
2384 /* protocol version[1] */
2385 } else if (packet[4] != 0xA) {
2387 "Only MySQL protocol version 10 is supported.\n");
2392 /* server version[string+NULL] */
2395 BIO_printf(bio_err, "Cannot confirm server version. ");
2397 } else if (packet[pos++] == '\0') {
2402 /* make sure we have at least 15 bytes left in the packet */
2403 if (pos + 15 > bytes) {
2405 "MySQL server handshake packet is broken.\n");
2409 pos += 12; /* skip over conn id[4] + SALT[8] */
2410 if (packet[pos++] != '\0') { /* verify filler */
2412 "MySQL packet is broken.\n");
2416 /* capability flags[2] */
2417 if (!((packet[pos] + (packet[pos + 1] << 8)) & ssl_flg)) {
2418 BIO_printf(bio_err, "MySQL server does not support SSL.\n");
2422 /* Sending SSL Handshake packet. */
2423 BIO_write(sbio, ssl_req, sizeof(ssl_req));
2424 (void)BIO_flush(sbio);
2427 case PROTO_POSTGRES:
2429 static const unsigned char ssl_request[] = {
2430 /* Length SSLRequest */
2431 0, 0, 0, 8, 4, 210, 22, 47
2435 /* Send SSLRequest packet */
2436 BIO_write(sbio, ssl_request, 8);
2437 (void)BIO_flush(sbio);
2439 /* Reply will be a single S if SSL is enabled */
2440 bytes = BIO_read(sbio, sbuf, BUFSIZZ);
2441 if (bytes != 1 || sbuf[0] != 'S')
2448 BIO *fbio = BIO_new(BIO_f_buffer());
2450 BIO_push(fbio, sbio);
2451 BIO_gets(fbio, mbuf, BUFSIZZ);
2452 /* STARTTLS command requires CAPABILITIES... */
2453 BIO_printf(fbio, "CAPABILITIES\r\n");
2454 (void)BIO_flush(fbio);
2455 /* wait for multi-line CAPABILITIES response */
2457 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2458 if (strstr(mbuf, "STARTTLS"))
2460 } while (mbuf_len > 1 && mbuf[0] != '.');
2461 (void)BIO_flush(fbio);
2466 "Didn't find STARTTLS in server response,"
2467 " trying anyway...\n");
2468 BIO_printf(sbio, "STARTTLS\r\n");
2469 mbuf_len = BIO_read(sbio, mbuf, BUFSIZZ);
2471 BIO_printf(bio_err, "BIO_read failed\n");
2474 mbuf[mbuf_len] = '\0';
2475 if (strstr(mbuf, "382") == NULL) {
2476 BIO_printf(bio_err, "STARTTLS failed: %s", mbuf);
2484 BIO *fbio = BIO_new(BIO_f_buffer());
2486 BIO_push(fbio, sbio);
2487 /* wait for multi-line response to end from Sieve */
2489 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2491 * According to RFC 5804 § 1.7, capability
2492 * is case-insensitive, make it uppercase
2494 if (mbuf_len > 1 && mbuf[0] == '"') {
2495 make_uppercase(mbuf);
2496 if (strncmp(mbuf, "\"STARTTLS\"", 10) == 0)
2499 } while (mbuf_len > 1 && mbuf[0] == '"');
2500 (void)BIO_flush(fbio);
2505 "Didn't find STARTTLS in server response,"
2506 " trying anyway...\n");
2507 BIO_printf(sbio, "STARTTLS\r\n");
2508 mbuf_len = BIO_read(sbio, mbuf, BUFSIZZ);
2510 BIO_printf(bio_err, "BIO_read failed\n");
2513 mbuf[mbuf_len] = '\0';
2515 BIO_printf(bio_err, "STARTTLS failed: %s", mbuf);
2519 * According to RFC 5804 § 2.2, response codes are case-
2520 * insensitive, make it uppercase but preserve the response.
2522 strncpy(sbuf, mbuf, 2);
2523 make_uppercase(sbuf);
2524 if (strncmp(sbuf, "OK", 2) != 0) {
2525 BIO_printf(bio_err, "STARTTLS not supported: %s", mbuf);
2532 /* StartTLS Operation according to RFC 4511 */
2533 static char ldap_tls_genconf[] = "asn1=SEQUENCE:LDAPMessage\n"
2535 "messageID=INTEGER:1\n"
2536 "extendedReq=EXPLICIT:23A,IMPLICIT:0C,"
2537 "FORMAT:ASCII,OCT:1.3.6.1.4.1.1466.20037\n";
2539 char *genstr = NULL;
2541 ASN1_TYPE *atyp = NULL;
2542 BIO *ldapbio = BIO_new(BIO_s_mem());
2543 CONF *cnf = NCONF_new(NULL);
2549 BIO_puts(ldapbio, ldap_tls_genconf);
2550 if (NCONF_load_bio(cnf, ldapbio, &errline) <= 0) {
2554 BIO_printf(bio_err, "NCONF_load_bio failed\n");
2557 BIO_printf(bio_err, "Error on line %ld\n", errline);
2562 genstr = NCONF_get_string(cnf, "default", "asn1");
2563 if (genstr == NULL) {
2565 BIO_printf(bio_err, "NCONF_get_string failed\n");
2568 atyp = ASN1_generate_nconf(genstr, cnf);
2571 BIO_printf(bio_err, "ASN1_generate_nconf failed\n");
2576 /* Send SSLRequest packet */
2577 BIO_write(sbio, atyp->value.sequence->data,
2578 atyp->value.sequence->length);
2579 (void)BIO_flush(sbio);
2580 ASN1_TYPE_free(atyp);
2582 mbuf_len = BIO_read(sbio, mbuf, BUFSIZZ);
2584 BIO_printf(bio_err, "BIO_read failed\n");
2587 result = ldap_ExtendedResponse_parse(mbuf, mbuf_len);
2589 BIO_printf(bio_err, "ldap_ExtendedResponse_parse failed\n");
2591 } else if (result > 0) {
2592 BIO_printf(bio_err, "STARTTLS failed, LDAP Result Code: %i\n",
2601 if (early_data_file != NULL
2602 && SSL_get0_session(con) != NULL
2603 && SSL_SESSION_get_max_early_data(SSL_get0_session(con)) > 0) {
2604 BIO *edfile = BIO_new_file(early_data_file, "r");
2605 size_t readbytes, writtenbytes;
2608 if (edfile == NULL) {
2609 BIO_printf(bio_err, "Cannot open early data file\n");
2614 if (!BIO_read_ex(edfile, cbuf, BUFSIZZ, &readbytes))
2617 while (!SSL_write_early_data(con, cbuf, readbytes, &writtenbytes)) {
2618 switch (SSL_get_error(con, 0)) {
2619 case SSL_ERROR_WANT_WRITE:
2620 case SSL_ERROR_WANT_ASYNC:
2621 case SSL_ERROR_WANT_READ:
2622 /* Just keep trying - busy waiting */
2625 BIO_printf(bio_err, "Error writing early data\n");
2639 if ((SSL_version(con) == DTLS1_VERSION) &&
2640 DTLSv1_get_timeout(con, &timeout))
2641 timeoutp = &timeout;
2645 if (!SSL_is_init_finished(con) && SSL_total_renegotiations(con) == 0
2646 && SSL_get_key_update_type(con) == SSL_KEY_UPDATE_NONE) {
2655 BIO_puts(bio_err, "CONNECTION ESTABLISHED\n");
2656 print_ssl_summary(con);
2659 print_stuff(bio_c_out, con, full_log);
2663 if (starttls_proto) {
2664 BIO_write(bio_err, mbuf, mbuf_len);
2665 /* We don't need to know any more */
2667 starttls_proto = PROTO_OFF;
2672 BIO_printf(bio_c_out,
2673 "drop connection and then reconnect\n");
2674 do_ssl_shutdown(con);
2675 SSL_set_connect_state(con);
2676 BIO_closesocket(SSL_get_fd(con));
2682 ssl_pending = read_ssl && SSL_has_pending(con);
2685 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
2688 * Note that select() returns when read _would not block_,
2689 * and EOF satisfies that. To avoid a CPU-hogging loop,
2690 * set the flag so we exit.
2692 if (read_tty && !at_eof)
2693 openssl_fdset(fileno_stdin(), &readfds);
2694 #if !defined(OPENSSL_SYS_VMS)
2696 openssl_fdset(fileno_stdout(), &writefds);
2700 openssl_fdset(SSL_get_fd(con), &readfds);
2702 openssl_fdset(SSL_get_fd(con), &writefds);
2704 if (!tty_on || !write_tty) {
2706 openssl_fdset(SSL_get_fd(con), &readfds);
2708 openssl_fdset(SSL_get_fd(con), &writefds);
2713 * Note: under VMS with SOCKETSHR the second parameter is
2714 * currently of type (int *) whereas under other systems it is
2715 * (void *) if you don't have a cast it will choke the compiler:
2716 * if you do have a cast then you can either go for (int *) or
2719 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2721 * Under Windows/DOS we make the assumption that we can always
2722 * write to the tty: therefore if we need to write to the tty we
2723 * just fall through. Otherwise we timeout the select every
2724 * second and see if there are any keypresses. Note: this is a
2725 * hack, in a proper Windows application we wouldn't do this.
2732 i = select(width, (void *)&readfds, (void *)&writefds,
2734 if (!i && (!has_stdin_waiting() || !read_tty))
2737 i = select(width, (void *)&readfds, (void *)&writefds,
2741 i = select(width, (void *)&readfds, (void *)&writefds,
2745 BIO_printf(bio_err, "bad select %d\n",
2746 get_last_socket_error());
2751 if ((SSL_version(con) == DTLS1_VERSION)
2752 && DTLSv1_handle_timeout(con) > 0) {
2753 BIO_printf(bio_err, "TIMEOUT occurred\n");
2756 if (!ssl_pending && FD_ISSET(SSL_get_fd(con), &writefds)) {
2757 k = SSL_write(con, &(cbuf[cbuf_off]), (unsigned int)cbuf_len);
2758 switch (SSL_get_error(con, k)) {
2759 case SSL_ERROR_NONE:
2764 /* we have done a write(con,NULL,0); */
2765 if (cbuf_len <= 0) {
2768 } else { /* if (cbuf_len > 0) */
2774 case SSL_ERROR_WANT_WRITE:
2775 BIO_printf(bio_c_out, "write W BLOCK\n");
2779 case SSL_ERROR_WANT_ASYNC:
2780 BIO_printf(bio_c_out, "write A BLOCK\n");
2781 wait_for_async(con);
2785 case SSL_ERROR_WANT_READ:
2786 BIO_printf(bio_c_out, "write R BLOCK\n");
2791 case SSL_ERROR_WANT_X509_LOOKUP:
2792 BIO_printf(bio_c_out, "write X BLOCK\n");
2794 case SSL_ERROR_ZERO_RETURN:
2795 if (cbuf_len != 0) {
2796 BIO_printf(bio_c_out, "shutdown\n");
2805 case SSL_ERROR_SYSCALL:
2806 if ((k != 0) || (cbuf_len != 0)) {
2807 BIO_printf(bio_err, "write:errno=%d\n",
2808 get_last_socket_error());
2815 case SSL_ERROR_WANT_ASYNC_JOB:
2816 /* This shouldn't ever happen in s_client - treat as an error */
2818 ERR_print_errors(bio_err);
2822 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_VMS)
2823 /* Assume Windows/DOS/BeOS can always write */
2824 else if (!ssl_pending && write_tty)
2826 else if (!ssl_pending && FD_ISSET(fileno_stdout(), &writefds))
2829 #ifdef CHARSET_EBCDIC
2830 ascii2ebcdic(&(sbuf[sbuf_off]), &(sbuf[sbuf_off]), sbuf_len);
2832 i = raw_write_stdout(&(sbuf[sbuf_off]), sbuf_len);
2835 BIO_printf(bio_c_out, "DONE\n");
2842 if (sbuf_len <= 0) {
2846 } else if (ssl_pending || FD_ISSET(SSL_get_fd(con), &readfds)) {
2851 SSL_renegotiate(con);
2856 k = SSL_read(con, sbuf, 1024 /* BUFSIZZ */ );
2858 switch (SSL_get_error(con, k)) {
2859 case SSL_ERROR_NONE:
2868 case SSL_ERROR_WANT_ASYNC:
2869 BIO_printf(bio_c_out, "read A BLOCK\n");
2870 wait_for_async(con);
2873 if ((read_tty == 0) && (write_ssl == 0))
2876 case SSL_ERROR_WANT_WRITE:
2877 BIO_printf(bio_c_out, "read W BLOCK\n");
2881 case SSL_ERROR_WANT_READ:
2882 BIO_printf(bio_c_out, "read R BLOCK\n");
2885 if ((read_tty == 0) && (write_ssl == 0))
2888 case SSL_ERROR_WANT_X509_LOOKUP:
2889 BIO_printf(bio_c_out, "read X BLOCK\n");
2891 case SSL_ERROR_SYSCALL:
2892 ret = get_last_socket_error();
2894 BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n");
2896 BIO_printf(bio_err, "read:errno=%d\n", ret);
2898 case SSL_ERROR_ZERO_RETURN:
2899 BIO_printf(bio_c_out, "closed\n");
2902 case SSL_ERROR_WANT_ASYNC_JOB:
2903 /* This shouldn't ever happen in s_client. Treat as an error */
2905 ERR_print_errors(bio_err);
2909 /* OPENSSL_SYS_MSDOS includes OPENSSL_SYS_WINDOWS */
2910 #if defined(OPENSSL_SYS_MSDOS)
2911 else if (has_stdin_waiting())
2913 else if (FD_ISSET(fileno_stdin(), &readfds))
2919 i = raw_read_stdin(cbuf, BUFSIZZ / 2);
2921 /* both loops are skipped when i <= 0 */
2922 for (j = 0; j < i; j++)
2923 if (cbuf[j] == '\n')
2925 for (j = i - 1; j >= 0; j--) {
2926 cbuf[j + lf_num] = cbuf[j];
2927 if (cbuf[j] == '\n') {
2930 cbuf[j + lf_num] = '\r';
2933 assert(lf_num == 0);
2935 i = raw_read_stdin(cbuf, BUFSIZZ);
2936 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
2941 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q' && cmdletters))) {
2942 BIO_printf(bio_err, "DONE\n");
2947 if ((!c_ign_eof) && (cbuf[0] == 'R' && cmdletters)) {
2948 BIO_printf(bio_err, "RENEGOTIATING\n");
2949 SSL_renegotiate(con);
2953 if (!c_ign_eof && (cbuf[0] == 'K' || cbuf[0] == 'k' )
2955 BIO_printf(bio_err, "KEYUPDATE\n");
2957 cbuf[0] == 'K' ? SSL_KEY_UPDATE_REQUESTED
2958 : SSL_KEY_UPDATE_NOT_REQUESTED);
2961 #ifndef OPENSSL_NO_HEARTBEATS
2962 else if ((!c_ign_eof) && (cbuf[0] == 'B' && cmdletters)) {
2963 BIO_printf(bio_err, "HEARTBEATING\n");
2971 #ifdef CHARSET_EBCDIC
2972 ebcdic2ascii(cbuf, cbuf, i);
2984 print_stuff(bio_c_out, con, full_log);
2985 do_ssl_shutdown(con);
2986 #if defined(OPENSSL_SYS_WINDOWS)
2988 * Give the socket time to send its last data before we close it.
2989 * No amount of setting SO_LINGER etc on the socket seems to persuade
2990 * Windows to send the data before closing the socket...but sleeping
2991 * for a short time seems to do it (units in ms)
2992 * TODO: Find a better way to do this
2996 BIO_closesocket(SSL_get_fd(con));
3000 print_stuff(bio_c_out, con, 1);
3003 SSL_SESSION_free(psksess);
3004 #if !defined(OPENSSL_NO_NEXTPROTONEG)
3005 OPENSSL_free(next_proto.data);
3008 set_keylog_file(NULL, NULL);
3010 sk_X509_CRL_pop_free(crls, X509_CRL_free);
3012 sk_X509_pop_free(chain, X509_free);
3014 #ifndef OPENSSL_NO_SRP
3015 OPENSSL_free(srp_arg.srppassin);
3017 OPENSSL_free(connectstr);
3020 X509_VERIFY_PARAM_free(vpm);
3021 ssl_excert_free(exc);
3022 sk_OPENSSL_STRING_free(ssl_args);
3023 sk_OPENSSL_STRING_free(dane_tlsa_rrset);
3024 SSL_CONF_CTX_free(cctx);
3025 OPENSSL_clear_free(cbuf, BUFSIZZ);
3026 OPENSSL_clear_free(sbuf, BUFSIZZ);
3027 OPENSSL_clear_free(mbuf, BUFSIZZ);
3029 BIO_free(bio_c_out);
3031 BIO_free(bio_c_msg);
3036 static void print_stuff(BIO *bio, SSL *s, int full)
3040 const SSL_CIPHER *c;
3042 #ifndef OPENSSL_NO_COMP
3043 const COMP_METHOD *comp, *expansion;
3045 unsigned char *exportedkeymat;
3046 #ifndef OPENSSL_NO_CT
3047 const SSL_CTX *ctx = SSL_get_SSL_CTX(s);
3051 int got_a_chain = 0;
3053 sk = SSL_get_peer_cert_chain(s);
3057 BIO_printf(bio, "---\nCertificate chain\n");
3058 for (i = 0; i < sk_X509_num(sk); i++) {
3059 BIO_printf(bio, "%2d s:", i);
3060 X509_NAME_print_ex(bio, X509_get_subject_name(sk_X509_value(sk, i)), 0, get_nameopt());
3061 BIO_puts(bio, "\n");
3062 BIO_printf(bio, " i:");
3063 X509_NAME_print_ex(bio, X509_get_issuer_name(sk_X509_value(sk, i)), 0, get_nameopt());
3064 BIO_puts(bio, "\n");
3066 PEM_write_bio_X509(bio, sk_X509_value(sk, i));
3070 BIO_printf(bio, "---\n");
3071 peer = SSL_get_peer_certificate(s);
3073 BIO_printf(bio, "Server certificate\n");
3075 /* Redundant if we showed the whole chain */
3076 if (!(c_showcerts && got_a_chain))
3077 PEM_write_bio_X509(bio, peer);
3078 dump_cert_text(bio, peer);
3080 BIO_printf(bio, "no peer certificate available\n");
3082 print_ca_names(bio, s);
3084 ssl_print_sigalgs(bio, s);
3085 ssl_print_tmp_key(bio, s);
3087 #ifndef OPENSSL_NO_CT
3089 * When the SSL session is anonymous, or resumed via an abbreviated
3090 * handshake, no SCTs are provided as part of the handshake. While in
3091 * a resumed session SCTs may be present in the session's certificate,
3092 * no callbacks are invoked to revalidate these, and in any case that
3093 * set of SCTs may be incomplete. Thus it makes little sense to
3094 * attempt to display SCTs from a resumed session's certificate, and of
3095 * course none are associated with an anonymous peer.
3097 if (peer != NULL && !SSL_session_reused(s) && SSL_ct_is_enabled(s)) {
3098 const STACK_OF(SCT) *scts = SSL_get0_peer_scts(s);
3099 int sct_count = scts != NULL ? sk_SCT_num(scts) : 0;
3101 BIO_printf(bio, "---\nSCTs present (%i)\n", sct_count);
3102 if (sct_count > 0) {
3103 const CTLOG_STORE *log_store = SSL_CTX_get0_ctlog_store(ctx);
3105 BIO_printf(bio, "---\n");
3106 for (i = 0; i < sct_count; ++i) {
3107 SCT *sct = sk_SCT_value(scts, i);
3109 BIO_printf(bio, "SCT validation status: %s\n",
3110 SCT_validation_status_string(sct));
3111 SCT_print(sct, bio, 0, log_store);
3112 if (i < sct_count - 1)
3113 BIO_printf(bio, "\n---\n");
3115 BIO_printf(bio, "\n");
3121 "---\nSSL handshake has read %ju bytes "
3122 "and written %ju bytes\n",
3123 BIO_number_read(SSL_get_rbio(s)),
3124 BIO_number_written(SSL_get_wbio(s)));
3126 print_verify_detail(s, bio);
3127 BIO_printf(bio, (SSL_session_reused(s) ? "---\nReused, " : "---\nNew, "));
3128 c = SSL_get_current_cipher(s);
3129 BIO_printf(bio, "%s, Cipher is %s\n",
3130 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
3134 pktmp = X509_get0_pubkey(peer);
3135 BIO_printf(bio, "Server public key is %d bit\n",
3136 EVP_PKEY_bits(pktmp));
3138 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
3139 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
3140 #ifndef OPENSSL_NO_COMP
3141 comp = SSL_get_current_compression(s);
3142 expansion = SSL_get_current_expansion(s);
3143 BIO_printf(bio, "Compression: %s\n",
3144 comp ? SSL_COMP_get_name(comp) : "NONE");
3145 BIO_printf(bio, "Expansion: %s\n",
3146 expansion ? SSL_COMP_get_name(expansion) : "NONE");
3151 /* Print out local port of connection: useful for debugging */
3153 union BIO_sock_info_u info;
3155 sock = SSL_get_fd(s);
3156 if ((info.addr = BIO_ADDR_new()) != NULL
3157 && BIO_sock_info(sock, BIO_SOCK_INFO_ADDRESS, &info)) {
3158 BIO_printf(bio_c_out, "LOCAL PORT is %u\n",
3159 ntohs(BIO_ADDR_rawport(info.addr)));
3161 BIO_ADDR_free(info.addr);
3165 #if !defined(OPENSSL_NO_NEXTPROTONEG)
3166 if (next_proto.status != -1) {
3167 const unsigned char *proto;
3168 unsigned int proto_len;
3169 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
3170 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
3171 BIO_write(bio, proto, proto_len);
3172 BIO_write(bio, "\n", 1);
3176 const unsigned char *proto;
3177 unsigned int proto_len;
3178 SSL_get0_alpn_selected(s, &proto, &proto_len);
3179 if (proto_len > 0) {
3180 BIO_printf(bio, "ALPN protocol: ");
3181 BIO_write(bio, proto, proto_len);
3182 BIO_write(bio, "\n", 1);
3184 BIO_printf(bio, "No ALPN negotiated\n");
3187 #ifndef OPENSSL_NO_SRTP
3189 SRTP_PROTECTION_PROFILE *srtp_profile =
3190 SSL_get_selected_srtp_profile(s);
3193 BIO_printf(bio, "SRTP Extension negotiated, profile=%s\n",
3194 srtp_profile->name);
3198 if (SSL_version(s) == TLS1_3_VERSION) {
3199 switch (SSL_get_early_data_status(s)) {
3200 case SSL_EARLY_DATA_NOT_SENT:
3201 BIO_printf(bio, "Early data was not sent\n");
3204 case SSL_EARLY_DATA_REJECTED:
3205 BIO_printf(bio, "Early data was rejected\n");
3208 case SSL_EARLY_DATA_ACCEPTED:
3209 BIO_printf(bio, "Early data was accepted\n");
3215 SSL_SESSION_print(bio, SSL_get_session(s));
3216 if (SSL_get_session(s) != NULL && keymatexportlabel != NULL) {
3217 BIO_printf(bio, "Keying material exporter:\n");
3218 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
3219 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
3220 exportedkeymat = app_malloc(keymatexportlen, "export key");
3221 if (!SSL_export_keying_material(s, exportedkeymat,
3224 strlen(keymatexportlabel),
3226 BIO_printf(bio, " Error\n");
3228 BIO_printf(bio, " Keying material: ");
3229 for (i = 0; i < keymatexportlen; i++)
3230 BIO_printf(bio, "%02X", exportedkeymat[i]);
3231 BIO_printf(bio, "\n");
3233 OPENSSL_free(exportedkeymat);
3235 BIO_printf(bio, "---\n");
3237 /* flush, or debugging output gets mixed with http response */
3238 (void)BIO_flush(bio);
3241 # ifndef OPENSSL_NO_OCSP
3242 static int ocsp_resp_cb(SSL *s, void *arg)
3244 const unsigned char *p;
3247 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
3248 BIO_puts(arg, "OCSP response: ");
3250 BIO_puts(arg, "no response sent\n");
3253 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
3255 BIO_puts(arg, "response parse error\n");
3256 BIO_dump_indent(arg, (char *)p, len, 4);
3259 BIO_puts(arg, "\n======================================\n");
3260 OCSP_RESPONSE_print(arg, rsp, 0);
3261 BIO_puts(arg, "======================================\n");
3262 OCSP_RESPONSE_free(rsp);
3267 static int ldap_ExtendedResponse_parse(const char *buf, long rem)
3269 const unsigned char *cur, *end;
3271 int tag, xclass, inf, ret = -1;
3273 cur = (const unsigned char *)buf;
3279 * LDAPMessage ::= SEQUENCE {
3280 * messageID MessageID,
3281 * protocolOp CHOICE {
3283 * extendedResp ExtendedResponse,
3285 * controls [0] Controls OPTIONAL }
3287 * ExtendedResponse ::= [APPLICATION 24] SEQUENCE {
3288 * COMPONENTS OF LDAPResult,
3289 * responseName [10] LDAPOID OPTIONAL,
3290 * responseValue [11] OCTET STRING OPTIONAL }
3292 * LDAPResult ::= SEQUENCE {
3293 * resultCode ENUMERATED {
3299 * diagnosticMessage LDAPString,
3300 * referral [3] Referral OPTIONAL }
3304 inf = ASN1_get_object(&cur, &len, &tag, &xclass, rem);
3305 if (inf != V_ASN1_CONSTRUCTED || tag != V_ASN1_SEQUENCE ||
3306 (rem = end - cur, len > rem)) {
3307 BIO_printf(bio_err, "Unexpected LDAP response\n");
3311 rem = len; /* ensure that we don't overstep the SEQUENCE */
3313 /* pull MessageID */
3314 inf = ASN1_get_object(&cur, &len, &tag, &xclass, rem);
3315 if (inf != V_ASN1_UNIVERSAL || tag != V_ASN1_INTEGER ||
3316 (rem = end - cur, len > rem)) {
3317 BIO_printf(bio_err, "No MessageID\n");
3321 cur += len; /* shall we check for MessageId match or just skip? */
3323 /* pull [APPLICATION 24] */
3325 inf = ASN1_get_object(&cur, &len, &tag, &xclass, rem);
3326 if (inf != V_ASN1_CONSTRUCTED || xclass != V_ASN1_APPLICATION ||
3328 BIO_printf(bio_err, "Not ExtendedResponse\n");
3332 /* pull resultCode */
3334 inf = ASN1_get_object(&cur, &len, &tag, &xclass, rem);
3335 if (inf != V_ASN1_UNIVERSAL || tag != V_ASN1_ENUMERATED || len == 0 ||
3336 (rem = end - cur, len > rem)) {
3337 BIO_printf(bio_err, "Not LDAPResult\n");
3341 /* len should always be one, but just in case... */
3342 for (ret = 0, inf = 0; inf < len; inf++) {
3346 /* There is more data, but we don't care... */
3351 #endif /* OPENSSL_NO_SOCK */