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 #ifndef OPENSSL_NO_PSK
113 /* Default PSK identity and key */
114 static char *psk_identity = "Client_identity";
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 #define TLS13_AES_128_GCM_SHA256_BYTES ((const unsigned char *)"\x13\x01")
176 #define TLS13_AES_256_GCM_SHA384_BYTES ((const unsigned char *)"\x13\x02")
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_AES_128_GCM_SHA256_BYTES);
200 else if(key_len == EVP_MD_size(EVP_sha384()))
201 cipher = SSL_CIPHER_find(s, TLS13_AES_256_GCM_SHA384_BYTES);
203 if (cipher == NULL) {
204 /* Doesn't look like a suitable TLSv1.3 key. Ignore it */
208 usesess = SSL_SESSION_new();
210 || !SSL_SESSION_set1_master_key(usesess, key, key_len)
211 || !SSL_SESSION_set_cipher(usesess, cipher)
212 || !SSL_SESSION_set_protocol_version(usesess, TLS1_3_VERSION)) {
219 cipher = SSL_SESSION_get0_cipher(usesess);
224 if (md != NULL && SSL_CIPHER_get_handshake_digest(cipher) != md)
229 *id = (unsigned char *)psk_identity;
230 *idlen = strlen(psk_identity);
235 SSL_SESSION_free(usesess);
239 /* This is a context that we pass to callbacks */
240 typedef struct tlsextctx_st {
245 static int ssl_servername_cb(SSL *s, int *ad, void *arg)
247 tlsextctx *p = (tlsextctx *) arg;
248 const char *hn = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
249 if (SSL_get_servername_type(s) != -1)
250 p->ack = !SSL_session_reused(s) && hn != NULL;
252 BIO_printf(bio_err, "Can't use SSL_get_servername\n");
254 return SSL_TLSEXT_ERR_OK;
257 #ifndef OPENSSL_NO_SRP
259 /* This is a context that we pass to all callbacks */
260 typedef struct srp_arg_st {
263 int msg; /* copy from c_msg */
264 int debug; /* copy from c_debug */
265 int amp; /* allow more groups */
266 int strength; /* minimal size for N */
269 # define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
271 static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g)
273 BN_CTX *bn_ctx = BN_CTX_new();
274 BIGNUM *p = BN_new();
275 BIGNUM *r = BN_new();
277 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
278 BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) == 1 &&
279 p != NULL && BN_rshift1(p, N) &&
281 BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) == 1 &&
283 /* verify g^((N-1)/2) == -1 (mod N) */
284 BN_mod_exp(r, g, p, N, bn_ctx) &&
285 BN_add_word(r, 1) && BN_cmp(r, N) == 0;
294 * This callback is used here for two purposes:
295 * - extended debugging
296 * - making some primality tests for unknown groups
297 * The callback is only called for a non default group.
299 * An application does not need the call back at all if
300 * only the standard groups are used. In real life situations,
301 * client and server already share well known groups,
302 * thus there is no need to verify them.
303 * Furthermore, in case that a server actually proposes a group that
304 * is not one of those defined in RFC 5054, it is more appropriate
305 * to add the group to a static list and then compare since
306 * primality tests are rather cpu consuming.
309 static int ssl_srp_verify_param_cb(SSL *s, void *arg)
311 SRP_ARG *srp_arg = (SRP_ARG *)arg;
312 BIGNUM *N = NULL, *g = NULL;
314 if (((N = SSL_get_srp_N(s)) == NULL) || ((g = SSL_get_srp_g(s)) == NULL))
316 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1) {
317 BIO_printf(bio_err, "SRP parameters:\n");
318 BIO_printf(bio_err, "\tN=");
319 BN_print(bio_err, N);
320 BIO_printf(bio_err, "\n\tg=");
321 BN_print(bio_err, g);
322 BIO_printf(bio_err, "\n");
325 if (SRP_check_known_gN_param(g, N))
328 if (srp_arg->amp == 1) {
331 "SRP param N and g are not known params, going to check deeper.\n");
334 * The srp_moregroups is a real debugging feature. Implementors
335 * should rather add the value to the known ones. The minimal size
336 * has already been tested.
338 if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N, g))
341 BIO_printf(bio_err, "SRP param N and g rejected.\n");
345 # define PWD_STRLEN 1024
347 static char *ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
349 SRP_ARG *srp_arg = (SRP_ARG *)arg;
350 char *pass = app_malloc(PWD_STRLEN + 1, "SRP password buffer");
354 cb_tmp.password = (char *)srp_arg->srppassin;
355 cb_tmp.prompt_info = "SRP user";
356 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp)) < 0) {
357 BIO_printf(bio_err, "Can't read Password\n");
368 static char *srtp_profiles = NULL;
370 #ifndef OPENSSL_NO_NEXTPROTONEG
371 /* This the context that we pass to next_proto_cb */
372 typedef struct tlsextnextprotoctx_st {
376 } tlsextnextprotoctx;
378 static tlsextnextprotoctx next_proto;
380 static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen,
381 const unsigned char *in, unsigned int inlen,
384 tlsextnextprotoctx *ctx = arg;
387 /* We can assume that |in| is syntactically valid. */
389 BIO_printf(bio_c_out, "Protocols advertised by server: ");
390 for (i = 0; i < inlen;) {
392 BIO_write(bio_c_out, ", ", 2);
393 BIO_write(bio_c_out, &in[i + 1], in[i]);
396 BIO_write(bio_c_out, "\n", 1);
400 SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
401 return SSL_TLSEXT_ERR_OK;
403 #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
405 static int serverinfo_cli_parse_cb(SSL *s, unsigned int ext_type,
406 const unsigned char *in, size_t inlen,
410 unsigned char ext_buf[4 + 65536];
412 /* Reconstruct the type/len fields prior to extension data */
413 ext_buf[0] = ext_type >> 8;
414 ext_buf[1] = ext_type & 0xFF;
415 ext_buf[2] = inlen >> 8;
416 ext_buf[3] = inlen & 0xFF;
417 memcpy(ext_buf + 4, in, inlen);
419 BIO_snprintf(pem_name, sizeof(pem_name), "SERVERINFO FOR EXTENSION %d",
421 PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen);
426 * Hex decoder that tolerates optional whitespace. Returns number of bytes
427 * produced, advances inptr to end of input string.
429 static ossl_ssize_t hexdecode(const char **inptr, void *result)
431 unsigned char **out = (unsigned char **)result;
432 const char *in = *inptr;
433 unsigned char *ret = app_malloc(strlen(in) / 2, "hexdecode");
434 unsigned char *cp = ret;
441 for (byte = 0; *in; ++in) {
444 if (isspace(_UC(*in)))
446 x = OPENSSL_hexchar2int(*in);
452 if ((nibble ^= 1) == 0) {
465 return cp - (*out = ret);
469 * Decode unsigned 0..255, returns 1 on success, <= 0 on failure. Advances
470 * inptr to next field skipping leading whitespace.
472 static ossl_ssize_t checked_uint8(const char **inptr, void *out)
474 uint8_t *result = (uint8_t *)out;
475 const char *in = *inptr;
481 v = strtol(in, &endp, 10);
484 if (((v == LONG_MIN || v == LONG_MAX) && e == ERANGE) ||
485 endp == in || !isspace(_UC(*endp)) ||
486 v != (*result = (uint8_t) v)) {
489 for (in = endp; isspace(_UC(*in)); ++in)
499 ossl_ssize_t (*parser)(const char **, void *);
502 static int tlsa_import_rr(SSL *con, const char *rrdata)
504 /* Not necessary to re-init these values; the "parsers" do that. */
505 static uint8_t usage;
506 static uint8_t selector;
507 static uint8_t mtype;
508 static unsigned char *data;
509 static struct tlsa_field tlsa_fields[] = {
510 { &usage, "usage", checked_uint8 },
511 { &selector, "selector", checked_uint8 },
512 { &mtype, "mtype", checked_uint8 },
513 { &data, "data", hexdecode },
516 struct tlsa_field *f;
518 const char *cp = rrdata;
519 ossl_ssize_t len = 0;
521 for (f = tlsa_fields; f->var; ++f) {
522 /* Returns number of bytes produced, advances cp to next field */
523 if ((len = f->parser(&cp, f->var)) <= 0) {
524 BIO_printf(bio_err, "%s: warning: bad TLSA %s field in: %s\n",
525 prog, f->name, rrdata);
529 /* The data field is last, so len is its length */
530 ret = SSL_dane_tlsa_add(con, usage, selector, mtype, data, len);
534 ERR_print_errors(bio_err);
535 BIO_printf(bio_err, "%s: warning: unusable TLSA rrdata: %s\n",
540 ERR_print_errors(bio_err);
541 BIO_printf(bio_err, "%s: warning: error loading TLSA rrdata: %s\n",
548 static int tlsa_import_rrset(SSL *con, STACK_OF(OPENSSL_STRING) *rrset)
550 int num = sk_OPENSSL_STRING_num(rrset);
554 for (i = 0; i < num; ++i) {
555 char *rrdata = sk_OPENSSL_STRING_value(rrset, i);
556 if (tlsa_import_rr(con, rrdata) > 0)
562 typedef enum OPTION_choice {
563 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
564 OPT_4, OPT_6, OPT_HOST, OPT_PORT, OPT_CONNECT, OPT_UNIX,
565 OPT_XMPPHOST, OPT_VERIFY, OPT_NAMEOPT,
566 OPT_CERT, OPT_CRL, OPT_CRL_DOWNLOAD, OPT_SESS_OUT, OPT_SESS_IN,
567 OPT_CERTFORM, OPT_CRLFORM, OPT_VERIFY_RET_ERROR, OPT_VERIFY_QUIET,
568 OPT_BRIEF, OPT_PREXIT, OPT_CRLF, OPT_QUIET, OPT_NBIO,
569 OPT_SSL_CLIENT_ENGINE, OPT_RAND, OPT_IGN_EOF, OPT_NO_IGN_EOF,
570 OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_WDEBUG,
571 OPT_MSG, OPT_MSGFILE, OPT_ENGINE, OPT_TRACE, OPT_SECURITY_DEBUG,
572 OPT_SECURITY_DEBUG_VERBOSE, OPT_SHOWCERTS, OPT_NBIO_TEST, OPT_STATE,
573 #ifndef OPENSSL_NO_PSK
574 OPT_PSK_IDENTITY, OPT_PSK,
577 #ifndef OPENSSL_NO_SRP
578 OPT_SRPUSER, OPT_SRPPASS, OPT_SRP_STRENGTH, OPT_SRP_LATEUSER,
581 OPT_SSL3, OPT_SSL_CONFIG,
582 OPT_TLS1_3, OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1,
583 OPT_DTLS1_2, OPT_SCTP, OPT_TIMEOUT, OPT_MTU, OPT_KEYFORM, OPT_PASS,
584 OPT_CERT_CHAIN, OPT_CAPATH, OPT_NOCAPATH, OPT_CHAINCAPATH, OPT_VERIFYCAPATH,
585 OPT_KEY, OPT_RECONNECT, OPT_BUILD_CHAIN, OPT_CAFILE, OPT_NOCAFILE,
586 OPT_CHAINCAFILE, OPT_VERIFYCAFILE, OPT_NEXTPROTONEG, OPT_ALPN,
587 OPT_SERVERINFO, OPT_STARTTLS, OPT_SERVERNAME, OPT_NOSERVERNAME, OPT_ASYNC,
588 OPT_USE_SRTP, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN, OPT_SMTPHOST,
589 OPT_MAX_SEND_FRAG, OPT_SPLIT_SEND_FRAG, OPT_MAX_PIPELINES, OPT_READ_BUF,
590 OPT_KEYLOG_FILE, OPT_EARLY_DATA, OPT_REQCAFILE,
594 OPT_FALLBACKSCSV, OPT_NOCMDS, OPT_PROXY, OPT_DANE_TLSA_DOMAIN,
595 #ifndef OPENSSL_NO_CT
596 OPT_CT, OPT_NOCT, OPT_CTLOG_FILE,
598 OPT_DANE_TLSA_RRDATA, OPT_DANE_EE_NO_NAME
601 const OPTIONS s_client_options[] = {
602 {"help", OPT_HELP, '-', "Display this summary"},
603 {"host", OPT_HOST, 's', "Use -connect instead"},
604 {"port", OPT_PORT, 'p', "Use -connect instead"},
605 {"connect", OPT_CONNECT, 's',
606 "TCP/IP where to connect (default is :" PORT ")"},
607 {"proxy", OPT_PROXY, 's',
608 "Connect to via specified proxy to the real server"},
610 {"unix", OPT_UNIX, 's', "Connect over the specified Unix-domain socket"},
612 {"4", OPT_4, '-', "Use IPv4 only"},
614 {"6", OPT_6, '-', "Use IPv6 only"},
616 {"verify", OPT_VERIFY, 'p', "Turn on peer certificate verification"},
617 {"cert", OPT_CERT, '<', "Certificate file to use, PEM format assumed"},
618 {"certform", OPT_CERTFORM, 'F',
619 "Certificate format (PEM or DER) PEM default"},
620 {"nameopt", OPT_NAMEOPT, 's', "Various certificate name options"},
621 {"key", OPT_KEY, 's', "Private key file to use, if not in -cert file"},
622 {"keyform", OPT_KEYFORM, 'E', "Key format (PEM, DER or engine) PEM default"},
623 {"pass", OPT_PASS, 's', "Private key file pass phrase source"},
624 {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
625 {"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"},
626 {"no-CAfile", OPT_NOCAFILE, '-',
627 "Do not load the default certificates file"},
628 {"no-CApath", OPT_NOCAPATH, '-',
629 "Do not load certificates from the default certificates directory"},
630 {"requestCAfile", OPT_REQCAFILE, '<',
631 "PEM format file of CA names to send to the server"},
632 {"dane_tlsa_domain", OPT_DANE_TLSA_DOMAIN, 's', "DANE TLSA base domain"},
633 {"dane_tlsa_rrdata", OPT_DANE_TLSA_RRDATA, 's',
634 "DANE TLSA rrdata presentation form"},
635 {"dane_ee_no_namechecks", OPT_DANE_EE_NO_NAME, '-',
636 "Disable name checks when matching DANE-EE(3) TLSA records"},
637 {"reconnect", OPT_RECONNECT, '-',
638 "Drop and re-make the connection with the same Session-ID"},
639 {"showcerts", OPT_SHOWCERTS, '-', "Show all certificates in the chain"},
640 {"debug", OPT_DEBUG, '-', "Extra output"},
641 {"msg", OPT_MSG, '-', "Show protocol messages"},
642 {"msgfile", OPT_MSGFILE, '>',
643 "File to send output of -msg or -trace, instead of stdout"},
644 {"nbio_test", OPT_NBIO_TEST, '-', "More ssl protocol testing"},
645 {"state", OPT_STATE, '-', "Print the ssl states"},
646 {"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"},
647 {"quiet", OPT_QUIET, '-', "No s_client output"},
648 {"ign_eof", OPT_IGN_EOF, '-', "Ignore input eof (default when -quiet)"},
649 {"no_ign_eof", OPT_NO_IGN_EOF, '-', "Don't ignore input eof"},
650 {"starttls", OPT_STARTTLS, 's',
651 "Use the appropriate STARTTLS command before starting TLS"},
652 {"xmpphost", OPT_XMPPHOST, 's',
653 "Host to use with \"-starttls xmpp[-server]\""},
654 {"rand", OPT_RAND, 's',
655 "Load the file(s) into the random number generator"},
656 {"sess_out", OPT_SESS_OUT, '>', "File to write SSL session to"},
657 {"sess_in", OPT_SESS_IN, '<', "File to read SSL session from"},
658 {"use_srtp", OPT_USE_SRTP, 's',
659 "Offer SRTP key management with a colon-separated profile list"},
660 {"keymatexport", OPT_KEYMATEXPORT, 's',
661 "Export keying material using label"},
662 {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p',
663 "Export len bytes of keying material (default 20)"},
664 {"fallback_scsv", OPT_FALLBACKSCSV, '-', "Send the fallback SCSV"},
665 {"name", OPT_SMTPHOST, 's',
666 "Hostname to use for \"-starttls lmtp\" or \"-starttls smtp\""},
667 {"CRL", OPT_CRL, '<', "CRL file to use"},
668 {"crl_download", OPT_CRL_DOWNLOAD, '-', "Download CRL from distribution points"},
669 {"CRLform", OPT_CRLFORM, 'F', "CRL format (PEM or DER) PEM is default"},
670 {"verify_return_error", OPT_VERIFY_RET_ERROR, '-',
671 "Close connection on verification error"},
672 {"verify_quiet", OPT_VERIFY_QUIET, '-', "Restrict verify output to errors"},
673 {"brief", OPT_BRIEF, '-',
674 "Restrict output to brief summary of connection parameters"},
675 {"prexit", OPT_PREXIT, '-',
676 "Print session information when the program exits"},
677 {"security_debug", OPT_SECURITY_DEBUG, '-',
678 "Enable security debug messages"},
679 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-',
680 "Output more security debug output"},
681 {"cert_chain", OPT_CERT_CHAIN, '<',
682 "Certificate chain file (in PEM format)"},
683 {"chainCApath", OPT_CHAINCAPATH, '/',
684 "Use dir as certificate store path to build CA certificate chain"},
685 {"verifyCApath", OPT_VERIFYCAPATH, '/',
686 "Use dir as certificate store path to verify CA certificate"},
687 {"build_chain", OPT_BUILD_CHAIN, '-', "Build certificate chain"},
688 {"chainCAfile", OPT_CHAINCAFILE, '<',
689 "CA file for certificate chain (PEM format)"},
690 {"verifyCAfile", OPT_VERIFYCAFILE, '<',
691 "CA file for certificate verification (PEM format)"},
692 {"nocommands", OPT_NOCMDS, '-', "Do not use interactive command letters"},
693 {"servername", OPT_SERVERNAME, 's',
694 "Set TLS extension servername (SNI) in ClientHello (default)"},
695 {"noservername", OPT_NOSERVERNAME, '-',
696 "Do not send the server name (SNI) extension in the ClientHello"},
697 {"tlsextdebug", OPT_TLSEXTDEBUG, '-',
698 "Hex dump of all TLS extensions received"},
699 #ifndef OPENSSL_NO_OCSP
700 {"status", OPT_STATUS, '-', "Request certificate status from server"},
702 {"serverinfo", OPT_SERVERINFO, 's',
703 "types Send empty ClientHello extensions (comma-separated numbers)"},
704 {"alpn", OPT_ALPN, 's',
705 "Enable ALPN extension, considering named protocols supported (comma-separated list)"},
706 {"async", OPT_ASYNC, '-', "Support asynchronous operation"},
707 {"ssl_config", OPT_SSL_CONFIG, 's', "Use specified configuration file"},
708 {"max_send_frag", OPT_MAX_SEND_FRAG, 'p', "Maximum Size of send frames "},
709 {"split_send_frag", OPT_SPLIT_SEND_FRAG, 'p',
710 "Size used to split data for encrypt pipelines"},
711 {"max_pipelines", OPT_MAX_PIPELINES, 'p',
712 "Maximum number of encrypt/decrypt pipelines to be used"},
713 {"read_buf", OPT_READ_BUF, 'p',
714 "Default read buffer size to be used for connections"},
718 #ifndef OPENSSL_NO_SSL3
719 {"ssl3", OPT_SSL3, '-', "Just use SSLv3"},
721 #ifndef OPENSSL_NO_TLS1
722 {"tls1", OPT_TLS1, '-', "Just use TLSv1"},
724 #ifndef OPENSSL_NO_TLS1_1
725 {"tls1_1", OPT_TLS1_1, '-', "Just use TLSv1.1"},
727 #ifndef OPENSSL_NO_TLS1_2
728 {"tls1_2", OPT_TLS1_2, '-', "Just use TLSv1.2"},
730 #ifndef OPENSSL_NO_TLS1_3
731 {"tls1_3", OPT_TLS1_3, '-', "Just use TLSv1.3"},
733 #ifndef OPENSSL_NO_DTLS
734 {"dtls", OPT_DTLS, '-', "Use any version of DTLS"},
735 {"timeout", OPT_TIMEOUT, '-',
736 "Enable send/receive timeout on DTLS connections"},
737 {"mtu", OPT_MTU, 'p', "Set the link layer MTU"},
739 #ifndef OPENSSL_NO_DTLS1
740 {"dtls1", OPT_DTLS1, '-', "Just use DTLSv1"},
742 #ifndef OPENSSL_NO_DTLS1_2
743 {"dtls1_2", OPT_DTLS1_2, '-', "Just use DTLSv1.2"},
745 #ifndef OPENSSL_NO_SCTP
746 {"sctp", OPT_SCTP, '-', "Use SCTP"},
748 #ifndef OPENSSL_NO_SSL_TRACE
749 {"trace", OPT_TRACE, '-', "Show trace output of protocol messages"},
752 {"wdebug", OPT_WDEBUG, '-', "WATT-32 tcp debugging"},
754 {"nbio", OPT_NBIO, '-', "Use non-blocking IO"},
755 #ifndef OPENSSL_NO_PSK
756 {"psk_identity", OPT_PSK_IDENTITY, 's', "PSK identity"},
757 {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"},
759 {"psk_session", OPT_PSK_SESS, '<', "File to read PSK SSL session from"},
760 #ifndef OPENSSL_NO_SRP
761 {"srpuser", OPT_SRPUSER, 's', "SRP authentication for 'user'"},
762 {"srppass", OPT_SRPPASS, 's', "Password for 'user'"},
763 {"srp_lateuser", OPT_SRP_LATEUSER, '-',
764 "SRP username into second ClientHello message"},
765 {"srp_moregroups", OPT_SRP_MOREGROUPS, '-',
766 "Tolerate other than the known g N values."},
767 {"srp_strength", OPT_SRP_STRENGTH, 'p', "Minimal length in bits for N"},
769 #ifndef OPENSSL_NO_NEXTPROTONEG
770 {"nextprotoneg", OPT_NEXTPROTONEG, 's',
771 "Enable NPN extension, considering named protocols supported (comma-separated list)"},
773 #ifndef OPENSSL_NO_ENGINE
774 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
775 {"ssl_client_engine", OPT_SSL_CLIENT_ENGINE, 's',
776 "Specify engine to be used for client certificate operations"},
778 #ifndef OPENSSL_NO_CT
779 {"ct", OPT_CT, '-', "Request and parse SCTs (also enables OCSP stapling)"},
780 {"noct", OPT_NOCT, '-', "Do not request or parse SCTs (default)"},
781 {"ctlogfile", OPT_CTLOG_FILE, '<', "CT log list CONF file"},
783 {"keylogfile", OPT_KEYLOG_FILE, '>', "Write TLS secrets to file"},
784 {"early_data", OPT_EARLY_DATA, '<', "File to send as early data"},
785 {NULL, OPT_EOF, 0x00, NULL}
788 typedef enum PROTOCOL_choice {
807 static const OPT_PAIR services[] = {
808 {"smtp", PROTO_SMTP},
809 {"pop3", PROTO_POP3},
810 {"imap", PROTO_IMAP},
812 {"xmpp", PROTO_XMPP},
813 {"xmpp-server", PROTO_XMPP_SERVER},
814 {"telnet", PROTO_TELNET},
816 {"mysql", PROTO_MYSQL},
817 {"postgres", PROTO_POSTGRES},
818 {"lmtp", PROTO_LMTP},
819 {"nntp", PROTO_NNTP},
820 {"sieve", PROTO_SIEVE},
821 {"ldap", PROTO_LDAP},
825 #define IS_INET_FLAG(o) \
826 (o == OPT_4 || o == OPT_6 || o == OPT_HOST || o == OPT_PORT || o == OPT_CONNECT)
827 #define IS_UNIX_FLAG(o) (o == OPT_UNIX)
829 #define IS_PROT_FLAG(o) \
830 (o == OPT_SSL3 || o == OPT_TLS1 || o == OPT_TLS1_1 || o == OPT_TLS1_2 \
831 || o == OPT_TLS1_3 || o == OPT_DTLS || o == OPT_DTLS1 || o == OPT_DTLS1_2)
833 /* Free |*dest| and optionally set it to a copy of |source|. */
834 static void freeandcopy(char **dest, const char *source)
839 *dest = OPENSSL_strdup(source);
842 static int new_session_cb(SSL *S, SSL_SESSION *sess)
844 BIO *stmp = BIO_new_file(sess_out, "w");
847 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
849 PEM_write_bio_SSL_SESSION(stmp, sess);
854 * We always return a "fail" response so that the session gets freed again
855 * because we haven't used the reference.
860 int s_client_main(int argc, char **argv)
863 EVP_PKEY *key = NULL;
866 STACK_OF(X509) *chain = NULL;
868 X509_VERIFY_PARAM *vpm = NULL;
869 SSL_EXCERT *exc = NULL;
870 SSL_CONF_CTX *cctx = NULL;
871 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
872 char *dane_tlsa_domain = NULL;
873 STACK_OF(OPENSSL_STRING) *dane_tlsa_rrset = NULL;
874 int dane_ee_no_name = 0;
875 STACK_OF(X509_CRL) *crls = NULL;
876 const SSL_METHOD *meth = TLS_client_method();
877 const char *CApath = NULL, *CAfile = NULL;
878 char *cbuf = NULL, *sbuf = NULL;
879 char *mbuf = NULL, *proxystr = NULL, *connectstr = NULL;
880 char *cert_file = NULL, *key_file = NULL, *chain_file = NULL;
881 char *chCApath = NULL, *chCAfile = NULL, *host = NULL;
882 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;
909 #ifndef OPENSSL_NO_DTLS
910 int enable_timeouts = 0;
913 #ifndef OPENSSL_NO_ENGINE
914 ENGINE *ssl_client_engine = NULL;
917 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
920 char *servername = NULL;
921 int noservername = 0;
922 const char *alpn_in = NULL;
923 tlsextctx tlsextcbp = { NULL, 0 };
924 const char *ssl_config = NULL;
925 #define MAX_SI_TYPES 100
926 unsigned short serverinfo_types[MAX_SI_TYPES];
927 int serverinfo_count = 0, start = 0, len;
928 #ifndef OPENSSL_NO_NEXTPROTONEG
929 const char *next_proto_neg_in = NULL;
931 #ifndef OPENSSL_NO_SRP
932 char *srppass = NULL;
933 int srp_lateuser = 0;
934 SRP_ARG srp_arg = { NULL, NULL, 0, 0, 0, 1024 };
936 #ifndef OPENSSL_NO_CT
937 char *ctlog_file = NULL;
938 int ct_validation = 0;
940 int min_version = 0, max_version = 0, prot_opt = 0, no_prot_opt = 0;
942 unsigned int max_send_fragment = 0;
943 unsigned int split_send_fragment = 0, max_pipelines = 0;
944 enum { use_inet, use_unix, use_unknown } connect_type = use_unknown;
946 int c_nbio = 0, c_msg = 0, c_ign_eof = 0, c_brief = 0;
947 int c_tlsextdebug = 0;
948 #ifndef OPENSSL_NO_OCSP
949 int c_status_req = 0;
951 BIO *bio_c_msg = NULL;
952 const char *keylog_file = NULL, *early_data_file = NULL;
953 #ifndef OPENSSL_NO_DTLS
956 char *psksessf = NULL;
960 /* Known false-positive of MemorySanitizer. */
961 #if defined(__has_feature)
962 # if __has_feature(memory_sanitizer)
963 __msan_unpoison(&readfds, sizeof(readfds));
964 __msan_unpoison(&writefds, sizeof(writefds));
968 prog = opt_progname(argv[0]);
973 vpm = X509_VERIFY_PARAM_new();
974 cctx = SSL_CONF_CTX_new();
976 if (vpm == NULL || cctx == NULL) {
977 BIO_printf(bio_err, "%s: out of memory\n", prog);
981 cbuf = app_malloc(BUFSIZZ, "cbuf");
982 sbuf = app_malloc(BUFSIZZ, "sbuf");
983 mbuf = app_malloc(BUFSIZZ, "mbuf");
985 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT | SSL_CONF_FLAG_CMDLINE);
987 prog = opt_init(argc, argv, s_client_options);
988 while ((o = opt_next()) != OPT_EOF) {
989 /* Check for intermixing flags. */
990 if (connect_type == use_unix && IS_INET_FLAG(o)) {
992 "%s: Intermixed protocol flags (unix and internet domains)\n",
996 if (connect_type == use_inet && IS_UNIX_FLAG(o)) {
998 "%s: Intermixed protocol flags (internet and unix domains)\n",
1003 if (IS_PROT_FLAG(o) && ++prot_opt > 1) {
1004 BIO_printf(bio_err, "Cannot supply multiple protocol flags\n");
1007 if (IS_NO_PROT_FLAG(o))
1009 if (prot_opt == 1 && no_prot_opt) {
1011 "Cannot supply both a protocol flag and '-no_<prot>'\n");
1019 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
1022 opt_help(s_client_options);
1026 connect_type = use_inet;
1027 socket_family = AF_INET;
1032 connect_type = use_inet;
1033 socket_family = AF_INET6;
1038 connect_type = use_inet;
1039 freeandcopy(&host, opt_arg());
1042 connect_type = use_inet;
1043 freeandcopy(&port, opt_arg());
1046 connect_type = use_inet;
1047 freeandcopy(&connectstr, opt_arg());
1050 proxystr = opt_arg();
1051 starttls_proto = PROTO_CONNECT;
1055 connect_type = use_unix;
1056 socket_family = AF_UNIX;
1057 freeandcopy(&host, opt_arg());
1061 xmpphost = opt_arg();
1067 verify = SSL_VERIFY_PEER;
1068 verify_args.depth = atoi(opt_arg());
1070 BIO_printf(bio_err, "verify depth is %d\n", verify_args.depth);
1073 cert_file = opt_arg();
1076 if (!set_nameopt(opt_arg()))
1080 crl_file = opt_arg();
1082 case OPT_CRL_DOWNLOAD:
1086 sess_out = opt_arg();
1089 sess_in = opt_arg();
1092 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &cert_format))
1096 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
1099 case OPT_VERIFY_RET_ERROR:
1100 verify_args.return_error = 1;
1102 case OPT_VERIFY_QUIET:
1103 verify_args.quiet = 1;
1106 c_brief = verify_args.quiet = c_quiet = 1;
1109 if (ssl_args == NULL)
1110 ssl_args = sk_OPENSSL_STRING_new_null();
1111 if (ssl_args == NULL
1112 || !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
1113 || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
1114 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1119 if (!opt_verify(o, vpm))
1124 if (!args_excert(o, &exc))
1134 c_quiet = c_ign_eof = 1;
1143 e = setup_engine(opt_arg(), 1);
1145 case OPT_SSL_CLIENT_ENGINE:
1146 #ifndef OPENSSL_NO_ENGINE
1147 ssl_client_engine = ENGINE_by_id(opt_arg());
1148 if (ssl_client_engine == NULL) {
1149 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 #ifndef OPENSSL_NO_PSK
1206 case OPT_PSK_IDENTITY:
1207 psk_identity = opt_arg();
1210 for (p = psk_key = opt_arg(); *p; p++) {
1211 if (isxdigit(_UC(*p)))
1213 BIO_printf(bio_err, "Not a hex number '%s'\n", psk_key);
1219 psksessf = opt_arg();
1221 #ifndef OPENSSL_NO_SRP
1223 srp_arg.srplogin = opt_arg();
1224 if (min_version < TLS1_VERSION)
1225 min_version = TLS1_VERSION;
1228 srppass = opt_arg();
1229 if (min_version < TLS1_VERSION)
1230 min_version = TLS1_VERSION;
1232 case OPT_SRP_STRENGTH:
1233 srp_arg.strength = atoi(opt_arg());
1234 BIO_printf(bio_err, "SRP minimal length for N is %d\n",
1236 if (min_version < TLS1_VERSION)
1237 min_version = TLS1_VERSION;
1239 case OPT_SRP_LATEUSER:
1241 if (min_version < TLS1_VERSION)
1242 min_version = TLS1_VERSION;
1244 case OPT_SRP_MOREGROUPS:
1246 if (min_version < TLS1_VERSION)
1247 min_version = TLS1_VERSION;
1250 case OPT_SSL_CONFIG:
1251 ssl_config = opt_arg();
1254 min_version = SSL3_VERSION;
1255 max_version = SSL3_VERSION;
1258 min_version = TLS1_3_VERSION;
1259 max_version = TLS1_3_VERSION;
1262 min_version = TLS1_2_VERSION;
1263 max_version = TLS1_2_VERSION;
1266 min_version = TLS1_1_VERSION;
1267 max_version = TLS1_1_VERSION;
1270 min_version = TLS1_VERSION;
1271 max_version = TLS1_VERSION;
1274 #ifndef OPENSSL_NO_DTLS
1275 meth = DTLS_client_method();
1276 socket_type = SOCK_DGRAM;
1281 #ifndef OPENSSL_NO_DTLS1
1282 meth = DTLS_client_method();
1283 min_version = DTLS1_VERSION;
1284 max_version = DTLS1_VERSION;
1285 socket_type = SOCK_DGRAM;
1290 #ifndef OPENSSL_NO_DTLS1_2
1291 meth = DTLS_client_method();
1292 min_version = DTLS1_2_VERSION;
1293 max_version = DTLS1_2_VERSION;
1294 socket_type = SOCK_DGRAM;
1299 #ifndef OPENSSL_NO_SCTP
1300 protocol = IPPROTO_SCTP;
1304 #ifndef OPENSSL_NO_DTLS
1305 enable_timeouts = 1;
1309 #ifndef OPENSSL_NO_DTLS
1310 socket_mtu = atol(opt_arg());
1313 case OPT_FALLBACKSCSV:
1317 if (!opt_format(opt_arg(), OPT_FMT_PDE, &key_format))
1321 passarg = opt_arg();
1323 case OPT_CERT_CHAIN:
1324 chain_file = opt_arg();
1327 key_file = opt_arg();
1338 case OPT_CHAINCAPATH:
1339 chCApath = opt_arg();
1341 case OPT_VERIFYCAPATH:
1342 vfyCApath = opt_arg();
1344 case OPT_BUILD_CHAIN:
1348 ReqCAfile = opt_arg();
1356 #ifndef OPENSSL_NO_CT
1363 case OPT_CTLOG_FILE:
1364 ctlog_file = opt_arg();
1367 case OPT_CHAINCAFILE:
1368 chCAfile = opt_arg();
1370 case OPT_VERIFYCAFILE:
1371 vfyCAfile = opt_arg();
1373 case OPT_DANE_TLSA_DOMAIN:
1374 dane_tlsa_domain = opt_arg();
1376 case OPT_DANE_TLSA_RRDATA:
1377 if (dane_tlsa_rrset == NULL)
1378 dane_tlsa_rrset = sk_OPENSSL_STRING_new_null();
1379 if (dane_tlsa_rrset == NULL ||
1380 !sk_OPENSSL_STRING_push(dane_tlsa_rrset, opt_arg())) {
1381 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1385 case OPT_DANE_EE_NO_NAME:
1386 dane_ee_no_name = 1;
1388 case OPT_NEXTPROTONEG:
1389 #ifndef OPENSSL_NO_NEXTPROTONEG
1390 next_proto_neg_in = opt_arg();
1394 alpn_in = opt_arg();
1396 case OPT_SERVERINFO:
1399 for (start = 0, i = 0; i <= len; ++i) {
1400 if (i == len || p[i] == ',') {
1401 serverinfo_types[serverinfo_count] = atoi(p + start);
1402 if (++serverinfo_count == MAX_SI_TYPES)
1409 if (!opt_pair(opt_arg(), services, &starttls_proto))
1412 case OPT_SERVERNAME:
1413 servername = opt_arg();
1415 case OPT_NOSERVERNAME:
1419 srtp_profiles = opt_arg();
1421 case OPT_KEYMATEXPORT:
1422 keymatexportlabel = opt_arg();
1424 case OPT_KEYMATEXPORTLEN:
1425 keymatexportlen = atoi(opt_arg());
1430 case OPT_MAX_SEND_FRAG:
1431 max_send_fragment = atoi(opt_arg());
1433 case OPT_SPLIT_SEND_FRAG:
1434 split_send_fragment = atoi(opt_arg());
1436 case OPT_MAX_PIPELINES:
1437 max_pipelines = atoi(opt_arg());
1440 read_buf_len = atoi(opt_arg());
1442 case OPT_KEYLOG_FILE:
1443 keylog_file = opt_arg();
1445 case OPT_EARLY_DATA:
1446 early_data_file = opt_arg();
1450 if (count4or6 >= 2) {
1451 BIO_printf(bio_err, "%s: Can't use both -4 and -6\n", prog);
1455 if (servername != NULL) {
1457 "%s: Can't use -servername and -noservername together\n",
1461 if (dane_tlsa_domain != NULL) {
1463 "%s: Can't use -dane_tlsa_domain and -noservername together\n",
1468 argc = opt_num_rest();
1470 /* If there's a positional argument, it's the equivalent of
1472 * Don't allow -connect and a separate argument.
1474 if (connectstr != NULL) {
1476 "%s: must not provide both -connect option and target parameter\n",
1480 connect_type = use_inet;
1481 connectstr = *opt_rest();
1482 } else if (argc != 0) {
1486 #ifndef OPENSSL_NO_NEXTPROTONEG
1487 if (min_version == TLS1_3_VERSION && next_proto_neg_in != NULL) {
1488 BIO_printf(bio_err, "Cannot supply -nextprotoneg with TLSv1.3\n");
1492 if (proxystr != NULL) {
1494 char *tmp_host = host, *tmp_port = port;
1495 if (connectstr == NULL) {
1496 BIO_printf(bio_err, "%s: -proxy requires use of -connect or target parameter\n", prog);
1499 res = BIO_parse_hostserv(proxystr, &host, &port, BIO_PARSE_PRIO_HOST);
1500 if (tmp_host != host)
1501 OPENSSL_free(tmp_host);
1502 if (tmp_port != port)
1503 OPENSSL_free(tmp_port);
1506 "%s: -proxy argument malformed or ambiguous\n", prog);
1511 char *tmp_host = host, *tmp_port = port;
1512 if (connectstr != NULL)
1513 res = BIO_parse_hostserv(connectstr, &host, &port,
1514 BIO_PARSE_PRIO_HOST);
1515 if (tmp_host != host)
1516 OPENSSL_free(tmp_host);
1517 if (tmp_port != port)
1518 OPENSSL_free(tmp_port);
1521 "%s: -connect argument or target parameter malformed or ambiguous\n",
1527 if (socket_family == AF_UNIX && socket_type != SOCK_STREAM) {
1529 "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 (!app_RAND_load_file(NULL, 1) && inrand == NULL
1609 && !RAND_status()) {
1611 "warning, not much extra random data, consider using the -rand option\n");
1613 if (inrand != NULL) {
1614 randamt = app_RAND_load_files(inrand);
1615 BIO_printf(bio_err, "%ld semi-random bytes loaded\n", randamt);
1618 if (bio_c_out == NULL) {
1619 if (c_quiet && !c_debug) {
1620 bio_c_out = BIO_new(BIO_s_null());
1621 if (c_msg && bio_c_msg == NULL)
1622 bio_c_msg = dup_bio_out(FORMAT_TEXT);
1623 } else if (bio_c_out == NULL)
1624 bio_c_out = dup_bio_out(FORMAT_TEXT);
1626 #ifndef OPENSSL_NO_SRP
1627 if (!app_passwd(srppass, NULL, &srp_arg.srppassin, NULL)) {
1628 BIO_printf(bio_err, "Error getting password\n");
1633 ctx = SSL_CTX_new(meth);
1635 ERR_print_errors(bio_err);
1640 ssl_ctx_security_debug(ctx, sdebug);
1642 if (ssl_config != NULL) {
1643 if (SSL_CTX_config(ctx, ssl_config) == 0) {
1644 BIO_printf(bio_err, "Error using configuration \"%s\"\n",
1646 ERR_print_errors(bio_err);
1651 if (SSL_CTX_set_min_proto_version(ctx, min_version) == 0)
1653 if (SSL_CTX_set_max_proto_version(ctx, max_version) == 0)
1656 if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) {
1657 BIO_printf(bio_err, "Error setting verify params\n");
1658 ERR_print_errors(bio_err);
1663 SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC);
1666 if (max_send_fragment > 0
1667 && !SSL_CTX_set_max_send_fragment(ctx, max_send_fragment)) {
1668 BIO_printf(bio_err, "%s: Max send fragment size %u is out of permitted range\n",
1669 prog, max_send_fragment);
1673 if (split_send_fragment > 0
1674 && !SSL_CTX_set_split_send_fragment(ctx, split_send_fragment)) {
1675 BIO_printf(bio_err, "%s: Split send fragment size %u is out of permitted range\n",
1676 prog, split_send_fragment);
1680 if (max_pipelines > 0
1681 && !SSL_CTX_set_max_pipelines(ctx, max_pipelines)) {
1682 BIO_printf(bio_err, "%s: Max pipelines %u is out of permitted range\n",
1683 prog, max_pipelines);
1687 if (read_buf_len > 0) {
1688 SSL_CTX_set_default_read_buffer_len(ctx, read_buf_len);
1691 if (!config_ctx(cctx, ssl_args, ctx))
1694 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1695 crls, crl_download)) {
1696 BIO_printf(bio_err, "Error loading store locations\n");
1697 ERR_print_errors(bio_err);
1700 if (ReqCAfile != NULL) {
1701 STACK_OF(X509_NAME) *nm = sk_X509_NAME_new_null();
1703 if (nm == NULL || !SSL_add_file_cert_subjects_to_stack(nm, ReqCAfile)) {
1704 sk_X509_NAME_pop_free(nm, X509_NAME_free);
1705 BIO_printf(bio_err, "Error loading CA names\n");
1706 ERR_print_errors(bio_err);
1709 SSL_CTX_set0_CA_list(ctx, nm);
1711 #ifndef OPENSSL_NO_ENGINE
1712 if (ssl_client_engine) {
1713 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine)) {
1714 BIO_puts(bio_err, "Error setting client auth engine\n");
1715 ERR_print_errors(bio_err);
1716 ENGINE_free(ssl_client_engine);
1719 ENGINE_free(ssl_client_engine);
1723 #ifndef OPENSSL_NO_PSK
1724 if (psk_key != NULL) {
1726 BIO_printf(bio_c_out, "PSK key given, setting client callback\n");
1727 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1730 if (psksessf != NULL) {
1731 BIO *stmp = BIO_new_file(psksessf, "r");
1734 BIO_printf(bio_err, "Can't open PSK session file %s\n", psksessf);
1735 ERR_print_errors(bio_err);
1738 psksess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1740 if (psksess == NULL) {
1741 BIO_printf(bio_err, "Can't read PSK session file %s\n", psksessf);
1742 ERR_print_errors(bio_err);
1746 if (psk_key != NULL || psksess != NULL)
1747 SSL_CTX_set_psk_use_session_callback(ctx, psk_use_session_cb);
1749 #ifndef OPENSSL_NO_SRTP
1750 if (srtp_profiles != NULL) {
1751 /* Returns 0 on success! */
1752 if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) {
1753 BIO_printf(bio_err, "Error setting SRTP profile\n");
1754 ERR_print_errors(bio_err);
1761 ssl_ctx_set_excert(ctx, exc);
1763 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1764 if (next_proto.data != NULL)
1765 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1769 unsigned char *alpn = next_protos_parse(&alpn_len, alpn_in);
1772 BIO_printf(bio_err, "Error parsing -alpn argument\n");
1775 /* Returns 0 on success! */
1776 if (SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len) != 0) {
1777 BIO_printf(bio_err, "Error setting ALPN\n");
1783 for (i = 0; i < serverinfo_count; i++) {
1784 if (!SSL_CTX_add_client_custom_ext(ctx,
1785 serverinfo_types[i],
1787 serverinfo_cli_parse_cb, NULL)) {
1789 "Warning: Unable to add custom extension %u, skipping\n",
1790 serverinfo_types[i]);
1795 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1797 #ifndef OPENSSL_NO_CT
1798 /* Enable SCT processing, without early connection termination */
1799 if (ct_validation &&
1800 !SSL_CTX_enable_ct(ctx, SSL_CT_VALIDATION_PERMISSIVE)) {
1801 ERR_print_errors(bio_err);
1805 if (!ctx_set_ctlog_list_file(ctx, ctlog_file)) {
1806 if (ct_validation) {
1807 ERR_print_errors(bio_err);
1812 * If CT validation is not enabled, the log list isn't needed so don't
1813 * show errors or abort. We try to load it regardless because then we
1814 * can show the names of the logs any SCTs came from (SCTs may be seen
1815 * even with validation disabled).
1821 SSL_CTX_set_verify(ctx, verify, verify_callback);
1823 if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) {
1824 ERR_print_errors(bio_err);
1828 ssl_ctx_add_crls(ctx, crls, crl_download);
1830 if (!set_cert_key_stuff(ctx, cert, key, chain, build_chain))
1833 if (!noservername) {
1834 tlsextcbp.biodebug = bio_err;
1835 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1836 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1838 # ifndef OPENSSL_NO_SRP
1839 if (srp_arg.srplogin) {
1840 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin)) {
1841 BIO_printf(bio_err, "Unable to set SRP username\n");
1844 srp_arg.msg = c_msg;
1845 srp_arg.debug = c_debug;
1846 SSL_CTX_set_srp_cb_arg(ctx, &srp_arg);
1847 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1848 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1849 if (c_msg || c_debug || srp_arg.amp == 0)
1850 SSL_CTX_set_srp_verify_param_callback(ctx,
1851 ssl_srp_verify_param_cb);
1855 if (dane_tlsa_domain != NULL) {
1856 if (SSL_CTX_dane_enable(ctx) <= 0) {
1858 "%s: Error enabling DANE TLSA authentication.\n",
1860 ERR_print_errors(bio_err);
1866 * In TLSv1.3 NewSessionTicket messages arrive after the handshake and can
1867 * come at any time. Therefore we use a callback to write out the session
1868 * when we know about it. This approach works for < TLSv1.3 as well.
1870 if (sess_out != NULL) {
1871 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_CLIENT
1872 | SSL_SESS_CACHE_NO_INTERNAL_STORE);
1873 SSL_CTX_sess_set_new_cb(ctx, new_session_cb);
1876 if (set_keylog_file(ctx, keylog_file))
1880 if (sess_in != NULL) {
1882 BIO *stmp = BIO_new_file(sess_in, "r");
1884 BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
1885 ERR_print_errors(bio_err);
1888 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1891 BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
1892 ERR_print_errors(bio_err);
1895 if (!SSL_set_session(con, sess)) {
1896 BIO_printf(bio_err, "Can't set session\n");
1897 ERR_print_errors(bio_err);
1900 SSL_SESSION_free(sess);
1904 SSL_set_mode(con, SSL_MODE_SEND_FALLBACK_SCSV);
1906 if (!noservername && (servername != NULL || dane_tlsa_domain == NULL)) {
1907 if (servername == NULL)
1908 servername = (host == NULL) ? "localhost" : host;
1909 if (!SSL_set_tlsext_host_name(con, servername)) {
1910 BIO_printf(bio_err, "Unable to set TLS servername extension.\n");
1911 ERR_print_errors(bio_err);
1916 if (dane_tlsa_domain != NULL) {
1917 if (SSL_dane_enable(con, dane_tlsa_domain) <= 0) {
1918 BIO_printf(bio_err, "%s: Error enabling DANE TLSA "
1919 "authentication.\n", prog);
1920 ERR_print_errors(bio_err);
1923 if (dane_tlsa_rrset == NULL) {
1924 BIO_printf(bio_err, "%s: DANE TLSA authentication requires at "
1925 "least one -dane_tlsa_rrdata option.\n", prog);
1928 if (tlsa_import_rrset(con, dane_tlsa_rrset) <= 0) {
1929 BIO_printf(bio_err, "%s: Failed to import any TLSA "
1930 "records.\n", prog);
1933 if (dane_ee_no_name)
1934 SSL_dane_set_flags(con, DANE_FLAG_NO_DANE_EE_NAMECHECKS);
1935 } else if (dane_tlsa_rrset != NULL) {
1936 BIO_printf(bio_err, "%s: DANE TLSA authentication requires the "
1937 "-dane_tlsa_domain option.\n", prog);
1942 if (init_client(&s, host, port, socket_family, socket_type, protocol)
1944 BIO_printf(bio_err, "connect:errno=%d\n", get_last_socket_error());
1948 BIO_printf(bio_c_out, "CONNECTED(%08X)\n", s);
1951 if (!BIO_socket_nbio(s, 1)) {
1952 ERR_print_errors(bio_err);
1955 BIO_printf(bio_c_out, "Turned on non blocking io\n");
1957 #ifndef OPENSSL_NO_DTLS
1959 union BIO_sock_info_u peer_info;
1961 #ifndef OPENSSL_NO_SCTP
1962 if (protocol == IPPROTO_SCTP)
1963 sbio = BIO_new_dgram_sctp(s, BIO_NOCLOSE);
1966 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
1968 if ((peer_info.addr = BIO_ADDR_new()) == NULL) {
1969 BIO_printf(bio_err, "memory allocation failure\n");
1973 if (!BIO_sock_info(s, BIO_SOCK_INFO_ADDRESS, &peer_info)) {
1974 BIO_printf(bio_err, "getsockname:errno=%d\n",
1975 get_last_socket_error());
1976 BIO_ADDR_free(peer_info.addr);
1981 (void)BIO_ctrl_set_connected(sbio, peer_info.addr);
1982 BIO_ADDR_free(peer_info.addr);
1983 peer_info.addr = NULL;
1985 if (enable_timeouts) {
1987 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1988 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1991 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1992 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1996 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
1997 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
1998 DTLS_get_link_min_mtu(con));
2002 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
2003 if (!DTLS_set_link_mtu(con, socket_mtu)) {
2004 BIO_printf(bio_err, "Failed to set MTU\n");
2009 /* want to do MTU discovery */
2010 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
2013 #endif /* OPENSSL_NO_DTLS */
2014 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2019 test = BIO_new(BIO_f_nbio_test());
2020 sbio = BIO_push(test, sbio);
2024 BIO_set_callback(sbio, bio_dump_callback);
2025 BIO_set_callback_arg(sbio, (char *)bio_c_out);
2028 #ifndef OPENSSL_NO_SSL_TRACE
2030 SSL_set_msg_callback(con, SSL_trace);
2033 SSL_set_msg_callback(con, msg_cb);
2034 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
2037 if (c_tlsextdebug) {
2038 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2039 SSL_set_tlsext_debug_arg(con, bio_c_out);
2041 #ifndef OPENSSL_NO_OCSP
2043 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
2044 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
2045 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
2049 SSL_set_bio(con, sbio, sbio);
2050 SSL_set_connect_state(con);
2052 /* ok, lets connect */
2053 if (fileno_stdin() > SSL_get_fd(con))
2054 width = fileno_stdin() + 1;
2056 width = SSL_get_fd(con) + 1;
2069 switch ((PROTOCOL_CHOICE) starttls_proto) {
2076 * This is an ugly hack that does a lot of assumptions. We do
2077 * have to handle multi-line responses which may come in a single
2078 * packet or not. We therefore have to use BIO_gets() which does
2079 * need a buffering BIO. So during the initial chitchat we do
2080 * push a buffering BIO into the chain that is removed again
2081 * later on to not disturb the rest of the s_client operation.
2084 BIO *fbio = BIO_new(BIO_f_buffer());
2086 BIO_push(fbio, sbio);
2087 /* Wait for multi-line response to end from LMTP or SMTP */
2089 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2090 } while (mbuf_len > 3 && mbuf[3] == '-');
2091 if (starttls_proto == (int)PROTO_LMTP)
2092 BIO_printf(fbio, "LHLO %s\r\n", ehlo);
2094 BIO_printf(fbio, "EHLO %s\r\n", ehlo);
2095 (void)BIO_flush(fbio);
2097 * Wait for multi-line response to end LHLO LMTP or EHLO SMTP
2101 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2102 if (strstr(mbuf, "STARTTLS"))
2104 } while (mbuf_len > 3 && mbuf[3] == '-');
2105 (void)BIO_flush(fbio);
2110 "Didn't find STARTTLS in server response,"
2111 " trying anyway...\n");
2112 BIO_printf(sbio, "STARTTLS\r\n");
2113 BIO_read(sbio, sbuf, BUFSIZZ);
2118 BIO_read(sbio, mbuf, BUFSIZZ);
2119 BIO_printf(sbio, "STLS\r\n");
2120 mbuf_len = BIO_read(sbio, sbuf, BUFSIZZ);
2122 BIO_printf(bio_err, "BIO_read failed\n");
2130 BIO *fbio = BIO_new(BIO_f_buffer());
2132 BIO_push(fbio, sbio);
2133 BIO_gets(fbio, mbuf, BUFSIZZ);
2134 /* STARTTLS command requires CAPABILITY... */
2135 BIO_printf(fbio, ". CAPABILITY\r\n");
2136 (void)BIO_flush(fbio);
2137 /* wait for multi-line CAPABILITY response */
2139 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2140 if (strstr(mbuf, "STARTTLS"))
2143 while (mbuf_len > 3 && mbuf[0] != '.');
2144 (void)BIO_flush(fbio);
2149 "Didn't find STARTTLS in server response,"
2150 " trying anyway...\n");
2151 BIO_printf(sbio, ". STARTTLS\r\n");
2152 BIO_read(sbio, sbuf, BUFSIZZ);
2157 BIO *fbio = BIO_new(BIO_f_buffer());
2159 BIO_push(fbio, sbio);
2160 /* wait for multi-line response to end from FTP */
2162 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2164 while (mbuf_len > 3 && mbuf[3] == '-');
2165 (void)BIO_flush(fbio);
2168 BIO_printf(sbio, "AUTH TLS\r\n");
2169 BIO_read(sbio, sbuf, BUFSIZZ);
2173 case PROTO_XMPP_SERVER:
2176 BIO_printf(sbio, "<stream:stream "
2177 "xmlns:stream='http://etherx.jabber.org/streams' "
2178 "xmlns='jabber:%s' to='%s' version='1.0'>",
2179 starttls_proto == PROTO_XMPP ? "client" : "server",
2180 xmpphost ? xmpphost : host);
2181 seen = BIO_read(sbio, mbuf, BUFSIZZ);
2183 BIO_printf(bio_err, "BIO_read failed\n");
2188 (mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'")
2190 "<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\""))
2192 seen = BIO_read(sbio, mbuf, BUFSIZZ);
2200 "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
2201 seen = BIO_read(sbio, sbuf, BUFSIZZ);
2203 BIO_printf(bio_err, "BIO_read failed\n");
2207 if (!strstr(sbuf, "<proceed"))
2214 static const unsigned char tls_do[] = {
2215 /* IAC DO START_TLS */
2218 static const unsigned char tls_will[] = {
2219 /* IAC WILL START_TLS */
2222 static const unsigned char tls_follows[] = {
2223 /* IAC SB START_TLS FOLLOWS IAC SE */
2224 255, 250, 46, 1, 255, 240
2228 /* Telnet server should demand we issue START_TLS */
2229 bytes = BIO_read(sbio, mbuf, BUFSIZZ);
2230 if (bytes != 3 || memcmp(mbuf, tls_do, 3) != 0)
2232 /* Agree to issue START_TLS and send the FOLLOWS sub-command */
2233 BIO_write(sbio, tls_will, 3);
2234 BIO_write(sbio, tls_follows, 6);
2235 (void)BIO_flush(sbio);
2236 /* Telnet server also sent the FOLLOWS sub-command */
2237 bytes = BIO_read(sbio, mbuf, BUFSIZZ);
2238 if (bytes != 6 || memcmp(mbuf, tls_follows, 6) != 0)
2245 error_proto, /* Wrong protocol, not even HTTP */
2246 error_connect, /* CONNECT failed */
2248 } foundit = error_connect;
2249 BIO *fbio = BIO_new(BIO_f_buffer());
2251 BIO_push(fbio, sbio);
2252 BIO_printf(fbio, "CONNECT %s HTTP/1.0\r\n\r\n", connectstr);
2253 (void)BIO_flush(fbio);
2255 * The first line is the HTTP response. According to RFC 7230,
2256 * it's formated exactly like this:
2258 * HTTP/d.d ddd Reason text\r\n
2260 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2261 if (mbuf_len < (int)strlen("HTTP/1.0 200")) {
2263 "%s: HTTP CONNECT failed, insufficient response "
2264 "from proxy (got %d octets)\n", prog, mbuf_len);
2265 (void)BIO_flush(fbio);
2270 if (mbuf[8] != ' ') {
2272 "%s: HTTP CONNECT failed, incorrect response "
2273 "from proxy\n", prog);
2274 foundit = error_proto;
2275 } else if (mbuf[9] != '2') {
2276 BIO_printf(bio_err, "%s: HTTP CONNECT failed: %s ", prog,
2281 if (foundit != error_proto) {
2282 /* Read past all following headers */
2284 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2285 } while (mbuf_len > 2);
2287 (void)BIO_flush(fbio);
2290 if (foundit != success) {
2298 BIO *fbio = BIO_new(BIO_f_buffer());
2300 BIO_push(fbio, sbio);
2301 BIO_printf(fbio, "STARTTLS\r\n");
2302 (void)BIO_flush(fbio);
2303 width = SSL_get_fd(con) + 1;
2309 openssl_fdset(SSL_get_fd(con), &readfds);
2310 timeout.tv_sec = S_CLIENT_IRC_READ_TIMEOUT;
2311 timeout.tv_usec = 0;
2313 * If the IRCd doesn't respond within
2314 * S_CLIENT_IRC_READ_TIMEOUT seconds, assume
2315 * it doesn't support STARTTLS. Many IRCds
2316 * will not give _any_ sort of response to a
2317 * STARTTLS command when it's not supported.
2319 if (!BIO_get_buffer_num_lines(fbio)
2320 && !BIO_pending(fbio)
2321 && !BIO_pending(sbio)
2322 && select(width, (void *)&readfds, NULL, NULL,
2325 "Timeout waiting for response (%d seconds).\n",
2326 S_CLIENT_IRC_READ_TIMEOUT);
2330 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2331 if (mbuf_len < 1 || sscanf(mbuf, "%*s %d", &numeric) != 1)
2333 /* :example.net 451 STARTTLS :You have not registered */
2334 /* :example.net 421 STARTTLS :Unknown command */
2335 if ((numeric == 451 || numeric == 421)
2336 && strstr(mbuf, "STARTTLS") != NULL) {
2337 BIO_printf(bio_err, "STARTTLS not supported: %s", mbuf);
2340 if (numeric == 691) {
2341 BIO_printf(bio_err, "STARTTLS negotiation failed: ");
2342 ERR_print_errors(bio_err);
2345 } while (numeric != 670);
2347 (void)BIO_flush(fbio);
2350 if (numeric != 670) {
2351 BIO_printf(bio_err, "Server does not support STARTTLS.\n");
2359 /* SSL request packet */
2360 static const unsigned char ssl_req[] = {
2361 /* payload_length, sequence_id */
2362 0x20, 0x00, 0x00, 0x01,
2364 /* capability flags, CLIENT_SSL always set */
2365 0x85, 0xae, 0x7f, 0x00,
2366 /* max-packet size */
2367 0x00, 0x00, 0x00, 0x01,
2370 /* string[23] reserved (all [0]) */
2371 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2372 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2373 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
2376 int ssl_flg = 0x800;
2378 const unsigned char *packet = (const unsigned char *)sbuf;
2380 /* Receiving Initial Handshake packet. */
2381 bytes = BIO_read(sbio, (void *)packet, BUFSIZZ);
2383 BIO_printf(bio_err, "BIO_read failed\n");
2385 /* Packet length[3], Packet number[1] + minimum payload[17] */
2386 } else if (bytes < 21) {
2387 BIO_printf(bio_err, "MySQL packet too short.\n");
2389 } else if (bytes != (4 + packet[0] +
2391 (packet[2] << 16))) {
2392 BIO_printf(bio_err, "MySQL packet length does not match.\n");
2394 /* protocol version[1] */
2395 } else if (packet[4] != 0xA) {
2397 "Only MySQL protocol version 10 is supported.\n");
2402 /* server version[string+NULL] */
2405 BIO_printf(bio_err, "Cannot confirm server version. ");
2407 } else if (packet[pos++] == '\0') {
2413 /* make sure we have more 15 bytes left in the packet */
2414 if (pos + 15 > bytes) {
2416 "MySQL server handshake packet is broken.\n");
2420 pos += 12; /* skip over conn id[4] + SALT[8] */
2421 if (packet[pos++] != '\0') { /* verify filler */
2423 "MySQL packet is broken.\n");
2427 /* capability flags[2] */
2428 if (!((packet[pos] + (packet[pos + 1] << 8)) & ssl_flg)) {
2429 BIO_printf(bio_err, "MySQL server does not support SSL.\n");
2433 /* Sending SSL Handshake packet. */
2434 BIO_write(sbio, ssl_req, sizeof(ssl_req));
2435 (void)BIO_flush(sbio);
2438 case PROTO_POSTGRES:
2440 static const unsigned char ssl_request[] = {
2441 /* Length SSLRequest */
2442 0, 0, 0, 8, 4, 210, 22, 47
2446 /* Send SSLRequest packet */
2447 BIO_write(sbio, ssl_request, 8);
2448 (void)BIO_flush(sbio);
2450 /* Reply will be a single S if SSL is enabled */
2451 bytes = BIO_read(sbio, sbuf, BUFSIZZ);
2452 if (bytes != 1 || sbuf[0] != 'S')
2459 BIO *fbio = BIO_new(BIO_f_buffer());
2461 BIO_push(fbio, sbio);
2462 BIO_gets(fbio, mbuf, BUFSIZZ);
2463 /* STARTTLS command requires CAPABILITIES... */
2464 BIO_printf(fbio, "CAPABILITIES\r\n");
2465 (void)BIO_flush(fbio);
2466 /* wait for multi-line CAPABILITIES response */
2468 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2469 if (strstr(mbuf, "STARTTLS"))
2471 } while (mbuf_len > 1 && mbuf[0] != '.');
2472 (void)BIO_flush(fbio);
2477 "Didn't find STARTTLS in server response,"
2478 " trying anyway...\n");
2479 BIO_printf(sbio, "STARTTLS\r\n");
2480 mbuf_len = BIO_read(sbio, mbuf, BUFSIZZ);
2482 BIO_printf(bio_err, "BIO_read failed\n");
2485 mbuf[mbuf_len] = '\0';
2486 if (strstr(mbuf, "382") == NULL) {
2487 BIO_printf(bio_err, "STARTTLS failed: %s", mbuf);
2495 BIO *fbio = BIO_new(BIO_f_buffer());
2497 BIO_push(fbio, sbio);
2498 /* wait for multi-line response to end from Sieve */
2500 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2502 * According to RFC 5804 § 1.7, capability
2503 * is case-insensitive, make it uppercase
2505 if (mbuf_len > 1 && mbuf[0] == '"') {
2506 make_uppercase(mbuf);
2507 if (strncmp(mbuf, "\"STARTTLS\"", 10) == 0)
2510 } while (mbuf_len > 1 && mbuf[0] == '"');
2511 (void)BIO_flush(fbio);
2516 "Didn't find STARTTLS in server response,"
2517 " trying anyway...\n");
2518 BIO_printf(sbio, "STARTTLS\r\n");
2519 mbuf_len = BIO_read(sbio, mbuf, BUFSIZZ);
2521 BIO_printf(bio_err, "BIO_read failed\n");
2524 mbuf[mbuf_len] = '\0';
2526 BIO_printf(bio_err, "STARTTLS failed: %s", mbuf);
2530 * According to RFC 5804 § 2.2, response codes are case-
2531 * insensitive, make it uppercase but preserve the response.
2533 strncpy(sbuf, mbuf, 2);
2534 make_uppercase(sbuf);
2535 if (strncmp(sbuf, "OK", 2) != 0) {
2536 BIO_printf(bio_err, "STARTTLS not supported: %s", mbuf);
2543 /* StartTLS Operation according to RFC 4511 */
2544 static char ldap_tls_genconf[] = "asn1=SEQUENCE:LDAPMessage\n"
2546 "messageID=INTEGER:1\n"
2547 "extendedReq=EXPLICIT:23A,IMPLICIT:0C,"
2548 "FORMAT:ASCII,OCT:1.3.6.1.4.1.1466.20037\n";
2550 char *genstr = NULL;
2552 ASN1_TYPE *atyp = NULL;
2553 BIO *ldapbio = BIO_new(BIO_s_mem());
2554 CONF *cnf = NCONF_new(NULL);
2560 BIO_puts(ldapbio, ldap_tls_genconf);
2561 if (NCONF_load_bio(cnf, ldapbio, &errline) <= 0) {
2565 BIO_printf(bio_err, "NCONF_load_bio failed\n");
2568 BIO_printf(bio_err, "Error on line %ld\n", errline);
2573 genstr = NCONF_get_string(cnf, "default", "asn1");
2574 if (genstr == NULL) {
2576 BIO_printf(bio_err, "NCONF_get_string failed\n");
2579 atyp = ASN1_generate_nconf(genstr, cnf);
2582 BIO_printf(bio_err, "ASN1_generate_nconf failed\n");
2587 /* Send SSLRequest packet */
2588 BIO_write(sbio, atyp->value.sequence->data,
2589 atyp->value.sequence->length);
2590 (void)BIO_flush(sbio);
2591 ASN1_TYPE_free(atyp);
2593 mbuf_len = BIO_read(sbio, mbuf, BUFSIZZ);
2595 BIO_printf(bio_err, "BIO_read failed\n");
2598 result = ldap_ExtendedResponse_parse(mbuf, mbuf_len);
2600 BIO_printf(bio_err, "ldap_ExtendedResponse_parse failed\n");
2602 } else if (result > 0) {
2603 BIO_printf(bio_err, "STARTTLS failed, LDAP Result Code: %i\n",
2612 if (early_data_file != NULL
2613 && SSL_get0_session(con) != NULL
2614 && SSL_SESSION_get_max_early_data(SSL_get0_session(con)) > 0) {
2615 BIO *edfile = BIO_new_file(early_data_file, "r");
2616 size_t readbytes, writtenbytes;
2619 if (edfile == NULL) {
2620 BIO_printf(bio_err, "Cannot open early data file\n");
2625 if (!BIO_read_ex(edfile, cbuf, BUFSIZZ, &readbytes))
2628 while (!SSL_write_early_data(con, cbuf, readbytes, &writtenbytes)) {
2629 switch (SSL_get_error(con, 0)) {
2630 case SSL_ERROR_WANT_WRITE:
2631 case SSL_ERROR_WANT_ASYNC:
2632 case SSL_ERROR_WANT_READ:
2633 /* Just keep trying - busy waiting */
2636 BIO_printf(bio_err, "Error writing early data\n");
2650 if ((SSL_version(con) == DTLS1_VERSION) &&
2651 DTLSv1_get_timeout(con, &timeout))
2652 timeoutp = &timeout;
2656 if (!SSL_is_init_finished(con) && SSL_total_renegotiations(con) == 0
2657 && SSL_get_key_update_type(con) == SSL_KEY_UPDATE_NONE) {
2666 BIO_puts(bio_err, "CONNECTION ESTABLISHED\n");
2667 print_ssl_summary(con);
2670 print_stuff(bio_c_out, con, full_log);
2674 if (starttls_proto) {
2675 BIO_write(bio_err, mbuf, mbuf_len);
2676 /* We don't need to know any more */
2678 starttls_proto = PROTO_OFF;
2683 BIO_printf(bio_c_out,
2684 "drop connection and then reconnect\n");
2685 do_ssl_shutdown(con);
2686 SSL_set_connect_state(con);
2687 BIO_closesocket(SSL_get_fd(con));
2693 ssl_pending = read_ssl && SSL_has_pending(con);
2696 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
2699 * Note that select() returns when read _would not block_,
2700 * and EOF satisfies that. To avoid a CPU-hogging loop,
2701 * set the flag so we exit.
2703 if (read_tty && !at_eof)
2704 openssl_fdset(fileno_stdin(), &readfds);
2705 #if !defined(OPENSSL_SYS_VMS)
2707 openssl_fdset(fileno_stdout(), &writefds);
2711 openssl_fdset(SSL_get_fd(con), &readfds);
2713 openssl_fdset(SSL_get_fd(con), &writefds);
2715 if (!tty_on || !write_tty) {
2717 openssl_fdset(SSL_get_fd(con), &readfds);
2719 openssl_fdset(SSL_get_fd(con), &writefds);
2724 * Note: under VMS with SOCKETSHR the second parameter is
2725 * currently of type (int *) whereas under other systems it is
2726 * (void *) if you don't have a cast it will choke the compiler:
2727 * if you do have a cast then you can either go for (int *) or
2730 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2732 * Under Windows/DOS we make the assumption that we can always
2733 * write to the tty: therefore if we need to write to the tty we
2734 * just fall through. Otherwise we timeout the select every
2735 * second and see if there are any keypresses. Note: this is a
2736 * hack, in a proper Windows application we wouldn't do this.
2743 i = select(width, (void *)&readfds, (void *)&writefds,
2745 if (!i && (!has_stdin_waiting() || !read_tty))
2748 i = select(width, (void *)&readfds, (void *)&writefds,
2752 i = select(width, (void *)&readfds, (void *)&writefds,
2756 BIO_printf(bio_err, "bad select %d\n",
2757 get_last_socket_error());
2762 if ((SSL_version(con) == DTLS1_VERSION)
2763 && DTLSv1_handle_timeout(con) > 0) {
2764 BIO_printf(bio_err, "TIMEOUT occurred\n");
2767 if (!ssl_pending && FD_ISSET(SSL_get_fd(con), &writefds)) {
2768 k = SSL_write(con, &(cbuf[cbuf_off]), (unsigned int)cbuf_len);
2769 switch (SSL_get_error(con, k)) {
2770 case SSL_ERROR_NONE:
2775 /* we have done a write(con,NULL,0); */
2776 if (cbuf_len <= 0) {
2779 } else { /* if (cbuf_len > 0) */
2785 case SSL_ERROR_WANT_WRITE:
2786 BIO_printf(bio_c_out, "write W BLOCK\n");
2790 case SSL_ERROR_WANT_ASYNC:
2791 BIO_printf(bio_c_out, "write A BLOCK\n");
2792 wait_for_async(con);
2796 case SSL_ERROR_WANT_READ:
2797 BIO_printf(bio_c_out, "write R BLOCK\n");
2802 case SSL_ERROR_WANT_X509_LOOKUP:
2803 BIO_printf(bio_c_out, "write X BLOCK\n");
2805 case SSL_ERROR_ZERO_RETURN:
2806 if (cbuf_len != 0) {
2807 BIO_printf(bio_c_out, "shutdown\n");
2816 case SSL_ERROR_SYSCALL:
2817 if ((k != 0) || (cbuf_len != 0)) {
2818 BIO_printf(bio_err, "write:errno=%d\n",
2819 get_last_socket_error());
2826 case SSL_ERROR_WANT_ASYNC_JOB:
2827 /* This shouldn't ever happen in s_client - treat as an error */
2829 ERR_print_errors(bio_err);
2833 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_VMS)
2834 /* Assume Windows/DOS/BeOS can always write */
2835 else if (!ssl_pending && write_tty)
2837 else if (!ssl_pending && FD_ISSET(fileno_stdout(), &writefds))
2840 #ifdef CHARSET_EBCDIC
2841 ascii2ebcdic(&(sbuf[sbuf_off]), &(sbuf[sbuf_off]), sbuf_len);
2843 i = raw_write_stdout(&(sbuf[sbuf_off]), sbuf_len);
2846 BIO_printf(bio_c_out, "DONE\n");
2853 if (sbuf_len <= 0) {
2857 } else if (ssl_pending || FD_ISSET(SSL_get_fd(con), &readfds)) {
2862 SSL_renegotiate(con);
2867 k = SSL_read(con, sbuf, 1024 /* BUFSIZZ */ );
2869 switch (SSL_get_error(con, k)) {
2870 case SSL_ERROR_NONE:
2879 case SSL_ERROR_WANT_ASYNC:
2880 BIO_printf(bio_c_out, "read A BLOCK\n");
2881 wait_for_async(con);
2884 if ((read_tty == 0) && (write_ssl == 0))
2887 case SSL_ERROR_WANT_WRITE:
2888 BIO_printf(bio_c_out, "read W BLOCK\n");
2892 case SSL_ERROR_WANT_READ:
2893 BIO_printf(bio_c_out, "read R BLOCK\n");
2896 if ((read_tty == 0) && (write_ssl == 0))
2899 case SSL_ERROR_WANT_X509_LOOKUP:
2900 BIO_printf(bio_c_out, "read X BLOCK\n");
2902 case SSL_ERROR_SYSCALL:
2903 ret = get_last_socket_error();
2905 BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n");
2907 BIO_printf(bio_err, "read:errno=%d\n", ret);
2909 case SSL_ERROR_ZERO_RETURN:
2910 BIO_printf(bio_c_out, "closed\n");
2913 case SSL_ERROR_WANT_ASYNC_JOB:
2914 /* This shouldn't ever happen in s_client. Treat as an error */
2916 ERR_print_errors(bio_err);
2920 /* OPENSSL_SYS_MSDOS includes OPENSSL_SYS_WINDOWS */
2921 #if defined(OPENSSL_SYS_MSDOS)
2922 else if (has_stdin_waiting())
2924 else if (FD_ISSET(fileno_stdin(), &readfds))
2930 i = raw_read_stdin(cbuf, BUFSIZZ / 2);
2932 /* both loops are skipped when i <= 0 */
2933 for (j = 0; j < i; j++)
2934 if (cbuf[j] == '\n')
2936 for (j = i - 1; j >= 0; j--) {
2937 cbuf[j + lf_num] = cbuf[j];
2938 if (cbuf[j] == '\n') {
2941 cbuf[j + lf_num] = '\r';
2944 assert(lf_num == 0);
2946 i = raw_read_stdin(cbuf, BUFSIZZ);
2947 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
2952 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q' && cmdletters))) {
2953 BIO_printf(bio_err, "DONE\n");
2958 if ((!c_ign_eof) && (cbuf[0] == 'R' && cmdletters)) {
2959 BIO_printf(bio_err, "RENEGOTIATING\n");
2960 SSL_renegotiate(con);
2964 if (!c_ign_eof && (cbuf[0] == 'K' || cbuf[0] == 'k' )
2966 BIO_printf(bio_err, "KEYUPDATE\n");
2968 cbuf[0] == 'K' ? SSL_KEY_UPDATE_REQUESTED
2969 : SSL_KEY_UPDATE_NOT_REQUESTED);
2972 #ifndef OPENSSL_NO_HEARTBEATS
2973 else if ((!c_ign_eof) && (cbuf[0] == 'B' && cmdletters)) {
2974 BIO_printf(bio_err, "HEARTBEATING\n");
2982 #ifdef CHARSET_EBCDIC
2983 ebcdic2ascii(cbuf, cbuf, i);
2995 print_stuff(bio_c_out, con, full_log);
2996 do_ssl_shutdown(con);
2997 #if defined(OPENSSL_SYS_WINDOWS)
2999 * Give the socket time to send its last data before we close it.
3000 * No amount of setting SO_LINGER etc on the socket seems to persuade
3001 * Windows to send the data before closing the socket...but sleeping
3002 * for a short time seems to do it (units in ms)
3003 * TODO: Find a better way to do this
3007 BIO_closesocket(SSL_get_fd(con));
3011 print_stuff(bio_c_out, con, 1);
3014 #if !defined(OPENSSL_NO_NEXTPROTONEG)
3015 OPENSSL_free(next_proto.data);
3018 set_keylog_file(NULL, NULL);
3020 sk_X509_CRL_pop_free(crls, X509_CRL_free);
3022 sk_X509_pop_free(chain, X509_free);
3024 #ifndef OPENSSL_NO_SRP
3025 OPENSSL_free(srp_arg.srppassin);
3027 OPENSSL_free(connectstr);
3030 X509_VERIFY_PARAM_free(vpm);
3031 ssl_excert_free(exc);
3032 sk_OPENSSL_STRING_free(ssl_args);
3033 sk_OPENSSL_STRING_free(dane_tlsa_rrset);
3034 SSL_CONF_CTX_free(cctx);
3035 OPENSSL_clear_free(cbuf, BUFSIZZ);
3036 OPENSSL_clear_free(sbuf, BUFSIZZ);
3037 OPENSSL_clear_free(mbuf, BUFSIZZ);
3039 BIO_free(bio_c_out);
3041 BIO_free(bio_c_msg);
3046 static void print_stuff(BIO *bio, SSL *s, int full)
3050 const SSL_CIPHER *c;
3052 #ifndef OPENSSL_NO_COMP
3053 const COMP_METHOD *comp, *expansion;
3055 unsigned char *exportedkeymat;
3056 #ifndef OPENSSL_NO_CT
3057 const SSL_CTX *ctx = SSL_get_SSL_CTX(s);
3061 int got_a_chain = 0;
3063 sk = SSL_get_peer_cert_chain(s);
3067 BIO_printf(bio, "---\nCertificate chain\n");
3068 for (i = 0; i < sk_X509_num(sk); i++) {
3069 BIO_printf(bio, "%2d s:", i);
3070 X509_NAME_print_ex(bio, X509_get_subject_name(sk_X509_value(sk, i)), 0, get_nameopt());
3071 BIO_puts(bio, "\n");
3072 BIO_printf(bio, " i:");
3073 X509_NAME_print_ex(bio, X509_get_issuer_name(sk_X509_value(sk, i)), 0, get_nameopt());
3074 BIO_puts(bio, "\n");
3076 PEM_write_bio_X509(bio, sk_X509_value(sk, i));
3080 BIO_printf(bio, "---\n");
3081 peer = SSL_get_peer_certificate(s);
3083 BIO_printf(bio, "Server certificate\n");
3085 /* Redundant if we showed the whole chain */
3086 if (!(c_showcerts && got_a_chain))
3087 PEM_write_bio_X509(bio, peer);
3088 dump_cert_text(bio, peer);
3090 BIO_printf(bio, "no peer certificate available\n");
3092 print_ca_names(bio, s);
3094 ssl_print_sigalgs(bio, s);
3095 ssl_print_tmp_key(bio, s);
3097 #ifndef OPENSSL_NO_CT
3099 * When the SSL session is anonymous, or resumed via an abbreviated
3100 * handshake, no SCTs are provided as part of the handshake. While in
3101 * a resumed session SCTs may be present in the session's certificate,
3102 * no callbacks are invoked to revalidate these, and in any case that
3103 * set of SCTs may be incomplete. Thus it makes little sense to
3104 * attempt to display SCTs from a resumed session's certificate, and of
3105 * course none are associated with an anonymous peer.
3107 if (peer != NULL && !SSL_session_reused(s) && SSL_ct_is_enabled(s)) {
3108 const STACK_OF(SCT) *scts = SSL_get0_peer_scts(s);
3109 int sct_count = scts != NULL ? sk_SCT_num(scts) : 0;
3111 BIO_printf(bio, "---\nSCTs present (%i)\n", sct_count);
3112 if (sct_count > 0) {
3113 const CTLOG_STORE *log_store = SSL_CTX_get0_ctlog_store(ctx);
3115 BIO_printf(bio, "---\n");
3116 for (i = 0; i < sct_count; ++i) {
3117 SCT *sct = sk_SCT_value(scts, i);
3119 BIO_printf(bio, "SCT validation status: %s\n",
3120 SCT_validation_status_string(sct));
3121 SCT_print(sct, bio, 0, log_store);
3122 if (i < sct_count - 1)
3123 BIO_printf(bio, "\n---\n");
3125 BIO_printf(bio, "\n");
3131 "---\nSSL handshake has read %ju bytes "
3132 "and written %ju bytes\n",
3133 BIO_number_read(SSL_get_rbio(s)),
3134 BIO_number_written(SSL_get_wbio(s)));
3136 print_verify_detail(s, bio);
3137 BIO_printf(bio, (SSL_session_reused(s) ? "---\nReused, " : "---\nNew, "));
3138 c = SSL_get_current_cipher(s);
3139 BIO_printf(bio, "%s, Cipher is %s\n",
3140 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
3144 pktmp = X509_get0_pubkey(peer);
3145 BIO_printf(bio, "Server public key is %d bit\n",
3146 EVP_PKEY_bits(pktmp));
3148 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
3149 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
3150 #ifndef OPENSSL_NO_COMP
3151 comp = SSL_get_current_compression(s);
3152 expansion = SSL_get_current_expansion(s);
3153 BIO_printf(bio, "Compression: %s\n",
3154 comp ? SSL_COMP_get_name(comp) : "NONE");
3155 BIO_printf(bio, "Expansion: %s\n",
3156 expansion ? SSL_COMP_get_name(expansion) : "NONE");
3161 /* Print out local port of connection: useful for debugging */
3163 union BIO_sock_info_u info;
3165 sock = SSL_get_fd(s);
3166 if ((info.addr = BIO_ADDR_new()) != NULL
3167 && BIO_sock_info(sock, BIO_SOCK_INFO_ADDRESS, &info)) {
3168 BIO_printf(bio_c_out, "LOCAL PORT is %u\n",
3169 ntohs(BIO_ADDR_rawport(info.addr)));
3171 BIO_ADDR_free(info.addr);
3175 #if !defined(OPENSSL_NO_NEXTPROTONEG)
3176 if (next_proto.status != -1) {
3177 const unsigned char *proto;
3178 unsigned int proto_len;
3179 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
3180 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
3181 BIO_write(bio, proto, proto_len);
3182 BIO_write(bio, "\n", 1);
3186 const unsigned char *proto;
3187 unsigned int proto_len;
3188 SSL_get0_alpn_selected(s, &proto, &proto_len);
3189 if (proto_len > 0) {
3190 BIO_printf(bio, "ALPN protocol: ");
3191 BIO_write(bio, proto, proto_len);
3192 BIO_write(bio, "\n", 1);
3194 BIO_printf(bio, "No ALPN negotiated\n");
3197 #ifndef OPENSSL_NO_SRTP
3199 SRTP_PROTECTION_PROFILE *srtp_profile =
3200 SSL_get_selected_srtp_profile(s);
3203 BIO_printf(bio, "SRTP Extension negotiated, profile=%s\n",
3204 srtp_profile->name);
3208 if (SSL_version(s) == TLS1_3_VERSION) {
3209 switch (SSL_get_early_data_status(s)) {
3210 case SSL_EARLY_DATA_NOT_SENT:
3211 BIO_printf(bio, "Early data was not sent\n");
3214 case SSL_EARLY_DATA_REJECTED:
3215 BIO_printf(bio, "Early data was rejected\n");
3218 case SSL_EARLY_DATA_ACCEPTED:
3219 BIO_printf(bio, "Early data was accepted\n");
3225 SSL_SESSION_print(bio, SSL_get_session(s));
3226 if (SSL_get_session(s) != NULL && keymatexportlabel != NULL) {
3227 BIO_printf(bio, "Keying material exporter:\n");
3228 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
3229 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
3230 exportedkeymat = app_malloc(keymatexportlen, "export key");
3231 if (!SSL_export_keying_material(s, exportedkeymat,
3234 strlen(keymatexportlabel),
3236 BIO_printf(bio, " Error\n");
3238 BIO_printf(bio, " Keying material: ");
3239 for (i = 0; i < keymatexportlen; i++)
3240 BIO_printf(bio, "%02X", exportedkeymat[i]);
3241 BIO_printf(bio, "\n");
3243 OPENSSL_free(exportedkeymat);
3245 BIO_printf(bio, "---\n");
3247 /* flush, or debugging output gets mixed with http response */
3248 (void)BIO_flush(bio);
3251 # ifndef OPENSSL_NO_OCSP
3252 static int ocsp_resp_cb(SSL *s, void *arg)
3254 const unsigned char *p;
3257 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
3258 BIO_puts(arg, "OCSP response: ");
3260 BIO_puts(arg, "no response sent\n");
3263 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
3265 BIO_puts(arg, "response parse error\n");
3266 BIO_dump_indent(arg, (char *)p, len, 4);
3269 BIO_puts(arg, "\n======================================\n");
3270 OCSP_RESPONSE_print(arg, rsp, 0);
3271 BIO_puts(arg, "======================================\n");
3272 OCSP_RESPONSE_free(rsp);
3277 static int ldap_ExtendedResponse_parse(const char *buf, long rem)
3279 const unsigned char *cur, *end;
3281 int tag, xclass, inf, ret = -1;
3283 cur = (const unsigned char *)buf;
3289 * LDAPMessage ::= SEQUENCE {
3290 * messageID MessageID,
3291 * protocolOp CHOICE {
3293 * extendedResp ExtendedResponse,
3295 * controls [0] Controls OPTIONAL }
3297 * ExtendedResponse ::= [APPLICATION 24] SEQUENCE {
3298 * COMPONENTS OF LDAPResult,
3299 * responseName [10] LDAPOID OPTIONAL,
3300 * responseValue [11] OCTET STRING OPTIONAL }
3302 * LDAPResult ::= SEQUENCE {
3303 * resultCode ENUMERATED {
3309 * diagnosticMessage LDAPString,
3310 * referral [3] Referral OPTIONAL }
3314 inf = ASN1_get_object(&cur, &len, &tag, &xclass, rem);
3315 if (inf != V_ASN1_CONSTRUCTED || tag != V_ASN1_SEQUENCE ||
3316 (rem = end - cur, len > rem)) {
3317 BIO_printf(bio_err, "Unexpected LDAP response\n");
3321 rem = len; /* ensure that we don't overstep the SEQUENCE */
3323 /* pull MessageID */
3324 inf = ASN1_get_object(&cur, &len, &tag, &xclass, rem);
3325 if (inf != V_ASN1_UNIVERSAL || tag != V_ASN1_INTEGER ||
3326 (rem = end - cur, len > rem)) {
3327 BIO_printf(bio_err, "No MessageID\n");
3331 cur += len; /* shall we check for MessageId match or just skip? */
3333 /* pull [APPLICATION 24] */
3335 inf = ASN1_get_object(&cur, &len, &tag, &xclass, rem);
3336 if (inf != V_ASN1_CONSTRUCTED || xclass != V_ASN1_APPLICATION ||
3338 BIO_printf(bio_err, "Not ExtendedResponse\n");
3342 /* pull resultCode */
3344 inf = ASN1_get_object(&cur, &len, &tag, &xclass, rem);
3345 if (inf != V_ASN1_UNIVERSAL || tag != V_ASN1_ENUMERATED || len == 0 ||
3346 (rem = end - cur, len > rem)) {
3347 BIO_printf(bio_err, "Not LDAPResult\n");
3351 /* len should always be one, but just in case... */
3352 for (ret = 0, inf = 0; inf < len; inf++) {
3356 /* There is more data, but we don't care... */
3361 #endif /* OPENSSL_NO_SOCK */