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 static int psk_use_session_cb(SSL *s, const EVP_MD *md,
176 const unsigned char **id, size_t *idlen,
179 const SSL_CIPHER *cipher = SSL_SESSION_get0_cipher(psksess);
184 if (md != NULL && SSL_CIPHER_get_handshake_digest(cipher) != md)
187 SSL_SESSION_up_ref(psksess);
190 *id = (unsigned char *)psk_identity;
191 *idlen = strlen(psk_identity);
196 /* This is a context that we pass to callbacks */
197 typedef struct tlsextctx_st {
202 static int ssl_servername_cb(SSL *s, int *ad, void *arg)
204 tlsextctx *p = (tlsextctx *) arg;
205 const char *hn = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
206 if (SSL_get_servername_type(s) != -1)
207 p->ack = !SSL_session_reused(s) && hn != NULL;
209 BIO_printf(bio_err, "Can't use SSL_get_servername\n");
211 return SSL_TLSEXT_ERR_OK;
214 #ifndef OPENSSL_NO_SRP
216 /* This is a context that we pass to all callbacks */
217 typedef struct srp_arg_st {
220 int msg; /* copy from c_msg */
221 int debug; /* copy from c_debug */
222 int amp; /* allow more groups */
223 int strength; /* minimal size for N */
226 # define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
228 static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g)
230 BN_CTX *bn_ctx = BN_CTX_new();
231 BIGNUM *p = BN_new();
232 BIGNUM *r = BN_new();
234 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
235 BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) == 1 &&
236 p != NULL && BN_rshift1(p, N) &&
238 BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) == 1 &&
240 /* verify g^((N-1)/2) == -1 (mod N) */
241 BN_mod_exp(r, g, p, N, bn_ctx) &&
242 BN_add_word(r, 1) && BN_cmp(r, N) == 0;
251 * This callback is used here for two purposes:
252 * - extended debugging
253 * - making some primality tests for unknown groups
254 * The callback is only called for a non default group.
256 * An application does not need the call back at all if
257 * only the standard groups are used. In real life situations,
258 * client and server already share well known groups,
259 * thus there is no need to verify them.
260 * Furthermore, in case that a server actually proposes a group that
261 * is not one of those defined in RFC 5054, it is more appropriate
262 * to add the group to a static list and then compare since
263 * primality tests are rather cpu consuming.
266 static int ssl_srp_verify_param_cb(SSL *s, void *arg)
268 SRP_ARG *srp_arg = (SRP_ARG *)arg;
269 BIGNUM *N = NULL, *g = NULL;
271 if (((N = SSL_get_srp_N(s)) == NULL) || ((g = SSL_get_srp_g(s)) == NULL))
273 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1) {
274 BIO_printf(bio_err, "SRP parameters:\n");
275 BIO_printf(bio_err, "\tN=");
276 BN_print(bio_err, N);
277 BIO_printf(bio_err, "\n\tg=");
278 BN_print(bio_err, g);
279 BIO_printf(bio_err, "\n");
282 if (SRP_check_known_gN_param(g, N))
285 if (srp_arg->amp == 1) {
288 "SRP param N and g are not known params, going to check deeper.\n");
291 * The srp_moregroups is a real debugging feature. Implementors
292 * should rather add the value to the known ones. The minimal size
293 * has already been tested.
295 if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N, g))
298 BIO_printf(bio_err, "SRP param N and g rejected.\n");
302 # define PWD_STRLEN 1024
304 static char *ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
306 SRP_ARG *srp_arg = (SRP_ARG *)arg;
307 char *pass = app_malloc(PWD_STRLEN + 1, "SRP password buffer");
311 cb_tmp.password = (char *)srp_arg->srppassin;
312 cb_tmp.prompt_info = "SRP user";
313 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp)) < 0) {
314 BIO_printf(bio_err, "Can't read Password\n");
325 static char *srtp_profiles = NULL;
327 #ifndef OPENSSL_NO_NEXTPROTONEG
328 /* This the context that we pass to next_proto_cb */
329 typedef struct tlsextnextprotoctx_st {
333 } tlsextnextprotoctx;
335 static tlsextnextprotoctx next_proto;
337 static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen,
338 const unsigned char *in, unsigned int inlen,
341 tlsextnextprotoctx *ctx = arg;
344 /* We can assume that |in| is syntactically valid. */
346 BIO_printf(bio_c_out, "Protocols advertised by server: ");
347 for (i = 0; i < inlen;) {
349 BIO_write(bio_c_out, ", ", 2);
350 BIO_write(bio_c_out, &in[i + 1], in[i]);
353 BIO_write(bio_c_out, "\n", 1);
357 SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
358 return SSL_TLSEXT_ERR_OK;
360 #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
362 static int serverinfo_cli_parse_cb(SSL *s, unsigned int ext_type,
363 const unsigned char *in, size_t inlen,
367 unsigned char ext_buf[4 + 65536];
369 /* Reconstruct the type/len fields prior to extension data */
370 ext_buf[0] = ext_type >> 8;
371 ext_buf[1] = ext_type & 0xFF;
372 ext_buf[2] = inlen >> 8;
373 ext_buf[3] = inlen & 0xFF;
374 memcpy(ext_buf + 4, in, inlen);
376 BIO_snprintf(pem_name, sizeof(pem_name), "SERVERINFO FOR EXTENSION %d",
378 PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen);
383 * Hex decoder that tolerates optional whitespace. Returns number of bytes
384 * produced, advances inptr to end of input string.
386 static ossl_ssize_t hexdecode(const char **inptr, void *result)
388 unsigned char **out = (unsigned char **)result;
389 const char *in = *inptr;
390 unsigned char *ret = app_malloc(strlen(in) / 2, "hexdecode");
391 unsigned char *cp = ret;
398 for (byte = 0; *in; ++in) {
401 if (isspace(_UC(*in)))
403 x = OPENSSL_hexchar2int(*in);
409 if ((nibble ^= 1) == 0) {
422 return cp - (*out = ret);
426 * Decode unsigned 0..255, returns 1 on success, <= 0 on failure. Advances
427 * inptr to next field skipping leading whitespace.
429 static ossl_ssize_t checked_uint8(const char **inptr, void *out)
431 uint8_t *result = (uint8_t *)out;
432 const char *in = *inptr;
438 v = strtol(in, &endp, 10);
441 if (((v == LONG_MIN || v == LONG_MAX) && e == ERANGE) ||
442 endp == in || !isspace(_UC(*endp)) ||
443 v != (*result = (uint8_t) v)) {
446 for (in = endp; isspace(_UC(*in)); ++in)
456 ossl_ssize_t (*parser)(const char **, void *);
459 static int tlsa_import_rr(SSL *con, const char *rrdata)
461 /* Not necessary to re-init these values; the "parsers" do that. */
462 static uint8_t usage;
463 static uint8_t selector;
464 static uint8_t mtype;
465 static unsigned char *data;
466 static struct tlsa_field tlsa_fields[] = {
467 { &usage, "usage", checked_uint8 },
468 { &selector, "selector", checked_uint8 },
469 { &mtype, "mtype", checked_uint8 },
470 { &data, "data", hexdecode },
473 struct tlsa_field *f;
475 const char *cp = rrdata;
476 ossl_ssize_t len = 0;
478 for (f = tlsa_fields; f->var; ++f) {
479 /* Returns number of bytes produced, advances cp to next field */
480 if ((len = f->parser(&cp, f->var)) <= 0) {
481 BIO_printf(bio_err, "%s: warning: bad TLSA %s field in: %s\n",
482 prog, f->name, rrdata);
486 /* The data field is last, so len is its length */
487 ret = SSL_dane_tlsa_add(con, usage, selector, mtype, data, len);
491 ERR_print_errors(bio_err);
492 BIO_printf(bio_err, "%s: warning: unusable TLSA rrdata: %s\n",
497 ERR_print_errors(bio_err);
498 BIO_printf(bio_err, "%s: warning: error loading TLSA rrdata: %s\n",
505 static int tlsa_import_rrset(SSL *con, STACK_OF(OPENSSL_STRING) *rrset)
507 int num = sk_OPENSSL_STRING_num(rrset);
511 for (i = 0; i < num; ++i) {
512 char *rrdata = sk_OPENSSL_STRING_value(rrset, i);
513 if (tlsa_import_rr(con, rrdata) > 0)
519 typedef enum OPTION_choice {
520 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
521 OPT_4, OPT_6, OPT_HOST, OPT_PORT, OPT_CONNECT, OPT_UNIX,
522 OPT_XMPPHOST, OPT_VERIFY, OPT_NAMEOPT,
523 OPT_CERT, OPT_CRL, OPT_CRL_DOWNLOAD, OPT_SESS_OUT, OPT_SESS_IN,
524 OPT_CERTFORM, OPT_CRLFORM, OPT_VERIFY_RET_ERROR, OPT_VERIFY_QUIET,
525 OPT_BRIEF, OPT_PREXIT, OPT_CRLF, OPT_QUIET, OPT_NBIO,
526 OPT_SSL_CLIENT_ENGINE, OPT_RAND, OPT_IGN_EOF, OPT_NO_IGN_EOF,
527 OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_WDEBUG,
528 OPT_MSG, OPT_MSGFILE, OPT_ENGINE, OPT_TRACE, OPT_SECURITY_DEBUG,
529 OPT_SECURITY_DEBUG_VERBOSE, OPT_SHOWCERTS, OPT_NBIO_TEST, OPT_STATE,
530 #ifndef OPENSSL_NO_PSK
531 OPT_PSK_IDENTITY, OPT_PSK,
534 #ifndef OPENSSL_NO_SRP
535 OPT_SRPUSER, OPT_SRPPASS, OPT_SRP_STRENGTH, OPT_SRP_LATEUSER,
538 OPT_SSL3, OPT_SSL_CONFIG,
539 OPT_TLS1_3, OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1,
540 OPT_DTLS1_2, OPT_SCTP, OPT_TIMEOUT, OPT_MTU, OPT_KEYFORM, OPT_PASS,
541 OPT_CERT_CHAIN, OPT_CAPATH, OPT_NOCAPATH, OPT_CHAINCAPATH, OPT_VERIFYCAPATH,
542 OPT_KEY, OPT_RECONNECT, OPT_BUILD_CHAIN, OPT_CAFILE, OPT_NOCAFILE,
543 OPT_CHAINCAFILE, OPT_VERIFYCAFILE, OPT_NEXTPROTONEG, OPT_ALPN,
544 OPT_SERVERINFO, OPT_STARTTLS, OPT_SERVERNAME, OPT_NOSERVERNAME, OPT_ASYNC,
545 OPT_USE_SRTP, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN, OPT_SMTPHOST,
546 OPT_MAX_SEND_FRAG, OPT_SPLIT_SEND_FRAG, OPT_MAX_PIPELINES, OPT_READ_BUF,
547 OPT_KEYLOG_FILE, OPT_EARLY_DATA, OPT_REQCAFILE,
551 OPT_FALLBACKSCSV, OPT_NOCMDS, OPT_PROXY, OPT_DANE_TLSA_DOMAIN,
552 #ifndef OPENSSL_NO_CT
553 OPT_CT, OPT_NOCT, OPT_CTLOG_FILE,
555 OPT_DANE_TLSA_RRDATA, OPT_DANE_EE_NO_NAME
558 const OPTIONS s_client_options[] = {
559 {"help", OPT_HELP, '-', "Display this summary"},
560 {"host", OPT_HOST, 's', "Use -connect instead"},
561 {"port", OPT_PORT, 'p', "Use -connect instead"},
562 {"connect", OPT_CONNECT, 's',
563 "TCP/IP where to connect (default is :" PORT ")"},
564 {"proxy", OPT_PROXY, 's',
565 "Connect to via specified proxy to the real server"},
567 {"unix", OPT_UNIX, 's', "Connect over the specified Unix-domain socket"},
569 {"4", OPT_4, '-', "Use IPv4 only"},
571 {"6", OPT_6, '-', "Use IPv6 only"},
573 {"verify", OPT_VERIFY, 'p', "Turn on peer certificate verification"},
574 {"cert", OPT_CERT, '<', "Certificate file to use, PEM format assumed"},
575 {"certform", OPT_CERTFORM, 'F',
576 "Certificate format (PEM or DER) PEM default"},
577 {"nameopt", OPT_NAMEOPT, 's', "Various certificate name options"},
578 {"key", OPT_KEY, 's', "Private key file to use, if not in -cert file"},
579 {"keyform", OPT_KEYFORM, 'E', "Key format (PEM, DER or engine) PEM default"},
580 {"pass", OPT_PASS, 's', "Private key file pass phrase source"},
581 {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
582 {"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"},
583 {"no-CAfile", OPT_NOCAFILE, '-',
584 "Do not load the default certificates file"},
585 {"no-CApath", OPT_NOCAPATH, '-',
586 "Do not load certificates from the default certificates directory"},
587 {"requestCAfile", OPT_REQCAFILE, '<',
588 "PEM format file of CA names to send to the server"},
589 {"dane_tlsa_domain", OPT_DANE_TLSA_DOMAIN, 's', "DANE TLSA base domain"},
590 {"dane_tlsa_rrdata", OPT_DANE_TLSA_RRDATA, 's',
591 "DANE TLSA rrdata presentation form"},
592 {"dane_ee_no_namechecks", OPT_DANE_EE_NO_NAME, '-',
593 "Disable name checks when matching DANE-EE(3) TLSA records"},
594 {"reconnect", OPT_RECONNECT, '-',
595 "Drop and re-make the connection with the same Session-ID"},
596 {"showcerts", OPT_SHOWCERTS, '-', "Show all certificates in the chain"},
597 {"debug", OPT_DEBUG, '-', "Extra output"},
598 {"msg", OPT_MSG, '-', "Show protocol messages"},
599 {"msgfile", OPT_MSGFILE, '>',
600 "File to send output of -msg or -trace, instead of stdout"},
601 {"nbio_test", OPT_NBIO_TEST, '-', "More ssl protocol testing"},
602 {"state", OPT_STATE, '-', "Print the ssl states"},
603 {"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"},
604 {"quiet", OPT_QUIET, '-', "No s_client output"},
605 {"ign_eof", OPT_IGN_EOF, '-', "Ignore input eof (default when -quiet)"},
606 {"no_ign_eof", OPT_NO_IGN_EOF, '-', "Don't ignore input eof"},
607 {"starttls", OPT_STARTTLS, 's',
608 "Use the appropriate STARTTLS command before starting TLS"},
609 {"xmpphost", OPT_XMPPHOST, 's',
610 "Host to use with \"-starttls xmpp[-server]\""},
611 {"rand", OPT_RAND, 's',
612 "Load the file(s) into the random number generator"},
613 {"sess_out", OPT_SESS_OUT, '>', "File to write SSL session to"},
614 {"sess_in", OPT_SESS_IN, '<', "File to read SSL session from"},
615 {"use_srtp", OPT_USE_SRTP, 's',
616 "Offer SRTP key management with a colon-separated profile list"},
617 {"keymatexport", OPT_KEYMATEXPORT, 's',
618 "Export keying material using label"},
619 {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p',
620 "Export len bytes of keying material (default 20)"},
621 {"fallback_scsv", OPT_FALLBACKSCSV, '-', "Send the fallback SCSV"},
622 {"name", OPT_SMTPHOST, 's',
623 "Hostname to use for \"-starttls lmtp\" or \"-starttls smtp\""},
624 {"CRL", OPT_CRL, '<', "CRL file to use"},
625 {"crl_download", OPT_CRL_DOWNLOAD, '-', "Download CRL from distribution points"},
626 {"CRLform", OPT_CRLFORM, 'F', "CRL format (PEM or DER) PEM is default"},
627 {"verify_return_error", OPT_VERIFY_RET_ERROR, '-',
628 "Close connection on verification error"},
629 {"verify_quiet", OPT_VERIFY_QUIET, '-', "Restrict verify output to errors"},
630 {"brief", OPT_BRIEF, '-',
631 "Restrict output to brief summary of connection parameters"},
632 {"prexit", OPT_PREXIT, '-',
633 "Print session information when the program exits"},
634 {"security_debug", OPT_SECURITY_DEBUG, '-',
635 "Enable security debug messages"},
636 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-',
637 "Output more security debug output"},
638 {"cert_chain", OPT_CERT_CHAIN, '<',
639 "Certificate chain file (in PEM format)"},
640 {"chainCApath", OPT_CHAINCAPATH, '/',
641 "Use dir as certificate store path to build CA certificate chain"},
642 {"verifyCApath", OPT_VERIFYCAPATH, '/',
643 "Use dir as certificate store path to verify CA certificate"},
644 {"build_chain", OPT_BUILD_CHAIN, '-', "Build certificate chain"},
645 {"chainCAfile", OPT_CHAINCAFILE, '<',
646 "CA file for certificate chain (PEM format)"},
647 {"verifyCAfile", OPT_VERIFYCAFILE, '<',
648 "CA file for certificate verification (PEM format)"},
649 {"nocommands", OPT_NOCMDS, '-', "Do not use interactive command letters"},
650 {"servername", OPT_SERVERNAME, 's',
651 "Set TLS extension servername (SNI) in ClientHello (default)"},
652 {"noservername", OPT_NOSERVERNAME, '-',
653 "Do not send the server name (SNI) extension in the ClientHello"},
654 {"tlsextdebug", OPT_TLSEXTDEBUG, '-',
655 "Hex dump of all TLS extensions received"},
656 #ifndef OPENSSL_NO_OCSP
657 {"status", OPT_STATUS, '-', "Request certificate status from server"},
659 {"serverinfo", OPT_SERVERINFO, 's',
660 "types Send empty ClientHello extensions (comma-separated numbers)"},
661 {"alpn", OPT_ALPN, 's',
662 "Enable ALPN extension, considering named protocols supported (comma-separated list)"},
663 {"async", OPT_ASYNC, '-', "Support asynchronous operation"},
664 {"ssl_config", OPT_SSL_CONFIG, 's', "Use specified configuration file"},
665 {"max_send_frag", OPT_MAX_SEND_FRAG, 'p', "Maximum Size of send frames "},
666 {"split_send_frag", OPT_SPLIT_SEND_FRAG, 'p',
667 "Size used to split data for encrypt pipelines"},
668 {"max_pipelines", OPT_MAX_PIPELINES, 'p',
669 "Maximum number of encrypt/decrypt pipelines to be used"},
670 {"read_buf", OPT_READ_BUF, 'p',
671 "Default read buffer size to be used for connections"},
675 #ifndef OPENSSL_NO_SSL3
676 {"ssl3", OPT_SSL3, '-', "Just use SSLv3"},
678 #ifndef OPENSSL_NO_TLS1
679 {"tls1", OPT_TLS1, '-', "Just use TLSv1"},
681 #ifndef OPENSSL_NO_TLS1_1
682 {"tls1_1", OPT_TLS1_1, '-', "Just use TLSv1.1"},
684 #ifndef OPENSSL_NO_TLS1_2
685 {"tls1_2", OPT_TLS1_2, '-', "Just use TLSv1.2"},
687 #ifndef OPENSSL_NO_TLS1_3
688 {"tls1_3", OPT_TLS1_3, '-', "Just use TLSv1.3"},
690 #ifndef OPENSSL_NO_DTLS
691 {"dtls", OPT_DTLS, '-', "Use any version of DTLS"},
692 {"timeout", OPT_TIMEOUT, '-',
693 "Enable send/receive timeout on DTLS connections"},
694 {"mtu", OPT_MTU, 'p', "Set the link layer MTU"},
696 #ifndef OPENSSL_NO_DTLS1
697 {"dtls1", OPT_DTLS1, '-', "Just use DTLSv1"},
699 #ifndef OPENSSL_NO_DTLS1_2
700 {"dtls1_2", OPT_DTLS1_2, '-', "Just use DTLSv1.2"},
702 #ifndef OPENSSL_NO_SCTP
703 {"sctp", OPT_SCTP, '-', "Use SCTP"},
705 #ifndef OPENSSL_NO_SSL_TRACE
706 {"trace", OPT_TRACE, '-', "Show trace output of protocol messages"},
709 {"wdebug", OPT_WDEBUG, '-', "WATT-32 tcp debugging"},
711 {"nbio", OPT_NBIO, '-', "Use non-blocking IO"},
712 #ifndef OPENSSL_NO_PSK
713 {"psk_identity", OPT_PSK_IDENTITY, 's', "PSK identity"},
714 {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"},
716 {"psk_session", OPT_PSK_SESS, '<', "File to read PSK SSL session from"},
717 #ifndef OPENSSL_NO_SRP
718 {"srpuser", OPT_SRPUSER, 's', "SRP authentication for 'user'"},
719 {"srppass", OPT_SRPPASS, 's', "Password for 'user'"},
720 {"srp_lateuser", OPT_SRP_LATEUSER, '-',
721 "SRP username into second ClientHello message"},
722 {"srp_moregroups", OPT_SRP_MOREGROUPS, '-',
723 "Tolerate other than the known g N values."},
724 {"srp_strength", OPT_SRP_STRENGTH, 'p', "Minimal length in bits for N"},
726 #ifndef OPENSSL_NO_NEXTPROTONEG
727 {"nextprotoneg", OPT_NEXTPROTONEG, 's',
728 "Enable NPN extension, considering named protocols supported (comma-separated list)"},
730 #ifndef OPENSSL_NO_ENGINE
731 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
732 {"ssl_client_engine", OPT_SSL_CLIENT_ENGINE, 's',
733 "Specify engine to be used for client certificate operations"},
735 #ifndef OPENSSL_NO_CT
736 {"ct", OPT_CT, '-', "Request and parse SCTs (also enables OCSP stapling)"},
737 {"noct", OPT_NOCT, '-', "Do not request or parse SCTs (default)"},
738 {"ctlogfile", OPT_CTLOG_FILE, '<', "CT log list CONF file"},
740 {"keylogfile", OPT_KEYLOG_FILE, '>', "Write TLS secrets to file"},
741 {"early_data", OPT_EARLY_DATA, '<', "File to send as early data"},
742 {NULL, OPT_EOF, 0x00, NULL}
745 typedef enum PROTOCOL_choice {
764 static const OPT_PAIR services[] = {
765 {"smtp", PROTO_SMTP},
766 {"pop3", PROTO_POP3},
767 {"imap", PROTO_IMAP},
769 {"xmpp", PROTO_XMPP},
770 {"xmpp-server", PROTO_XMPP_SERVER},
771 {"telnet", PROTO_TELNET},
773 {"mysql", PROTO_MYSQL},
774 {"postgres", PROTO_POSTGRES},
775 {"lmtp", PROTO_LMTP},
776 {"nntp", PROTO_NNTP},
777 {"sieve", PROTO_SIEVE},
778 {"ldap", PROTO_LDAP},
782 #define IS_INET_FLAG(o) \
783 (o == OPT_4 || o == OPT_6 || o == OPT_HOST || o == OPT_PORT || o == OPT_CONNECT)
784 #define IS_UNIX_FLAG(o) (o == OPT_UNIX)
786 #define IS_PROT_FLAG(o) \
787 (o == OPT_SSL3 || o == OPT_TLS1 || o == OPT_TLS1_1 || o == OPT_TLS1_2 \
788 || o == OPT_TLS1_3 || o == OPT_DTLS || o == OPT_DTLS1 || o == OPT_DTLS1_2)
790 /* Free |*dest| and optionally set it to a copy of |source|. */
791 static void freeandcopy(char **dest, const char *source)
796 *dest = OPENSSL_strdup(source);
799 static int new_session_cb(SSL *S, SSL_SESSION *sess)
801 BIO *stmp = BIO_new_file(sess_out, "w");
804 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
806 PEM_write_bio_SSL_SESSION(stmp, sess);
811 * We always return a "fail" response so that the session gets freed again
812 * because we haven't used the reference.
817 int s_client_main(int argc, char **argv)
820 EVP_PKEY *key = NULL;
823 STACK_OF(X509) *chain = NULL;
825 X509_VERIFY_PARAM *vpm = NULL;
826 SSL_EXCERT *exc = NULL;
827 SSL_CONF_CTX *cctx = NULL;
828 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
829 char *dane_tlsa_domain = NULL;
830 STACK_OF(OPENSSL_STRING) *dane_tlsa_rrset = NULL;
831 int dane_ee_no_name = 0;
832 STACK_OF(X509_CRL) *crls = NULL;
833 const SSL_METHOD *meth = TLS_client_method();
834 const char *CApath = NULL, *CAfile = NULL;
835 char *cbuf = NULL, *sbuf = NULL;
836 char *mbuf = NULL, *proxystr = NULL, *connectstr = NULL;
837 char *cert_file = NULL, *key_file = NULL, *chain_file = NULL;
838 char *chCApath = NULL, *chCAfile = NULL, *host = NULL;
839 char *port = OPENSSL_strdup(PORT);
841 char *passarg = NULL, *pass = NULL, *vfyCApath = NULL, *vfyCAfile = NULL;
842 char *ReqCAfile = NULL;
843 char *sess_in = NULL, *crl_file = NULL, *p;
844 char *xmpphost = NULL;
845 const char *ehlo = "mail.example.com";
846 struct timeval timeout, *timeoutp;
847 fd_set readfds, writefds;
848 int noCApath = 0, noCAfile = 0;
849 int build_chain = 0, cbuf_len, cbuf_off, cert_format = FORMAT_PEM;
850 int key_format = FORMAT_PEM, crlf = 0, full_log = 1, mbuf_len = 0;
853 int reconnect = 0, verify = SSL_VERIFY_NONE, vpmtouched = 0;
854 int ret = 1, in_init = 1, i, nbio_test = 0, s = -1, k, width, state = 0;
855 int sbuf_len, sbuf_off, cmdletters = 1;
856 int socket_family = AF_UNSPEC, socket_type = SOCK_STREAM, protocol = 0;
857 int starttls_proto = PROTO_OFF, crl_format = FORMAT_PEM, crl_download = 0;
858 int write_tty, read_tty, write_ssl, read_ssl, tty_on, ssl_pending;
859 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
862 int read_buf_len = 0;
863 int fallback_scsv = 0;
866 #ifndef OPENSSL_NO_DTLS
867 int enable_timeouts = 0;
870 #ifndef OPENSSL_NO_ENGINE
871 ENGINE *ssl_client_engine = NULL;
874 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
877 char *servername = NULL;
878 int noservername = 0;
879 const char *alpn_in = NULL;
880 tlsextctx tlsextcbp = { NULL, 0 };
881 const char *ssl_config = NULL;
882 #define MAX_SI_TYPES 100
883 unsigned short serverinfo_types[MAX_SI_TYPES];
884 int serverinfo_count = 0, start = 0, len;
885 #ifndef OPENSSL_NO_NEXTPROTONEG
886 const char *next_proto_neg_in = NULL;
888 #ifndef OPENSSL_NO_SRP
889 char *srppass = NULL;
890 int srp_lateuser = 0;
891 SRP_ARG srp_arg = { NULL, NULL, 0, 0, 0, 1024 };
893 #ifndef OPENSSL_NO_CT
894 char *ctlog_file = NULL;
895 int ct_validation = 0;
897 int min_version = 0, max_version = 0, prot_opt = 0, no_prot_opt = 0;
899 unsigned int max_send_fragment = 0;
900 unsigned int split_send_fragment = 0, max_pipelines = 0;
901 enum { use_inet, use_unix, use_unknown } connect_type = use_unknown;
903 int c_nbio = 0, c_msg = 0, c_ign_eof = 0, c_brief = 0;
904 int c_tlsextdebug = 0;
905 #ifndef OPENSSL_NO_OCSP
906 int c_status_req = 0;
908 BIO *bio_c_msg = NULL;
909 const char *keylog_file = NULL, *early_data_file = NULL;
910 #ifndef OPENSSL_NO_DTLS
913 char *psksessf = NULL;
917 /* Known false-positive of MemorySanitizer. */
918 #if defined(__has_feature)
919 # if __has_feature(memory_sanitizer)
920 __msan_unpoison(&readfds, sizeof(readfds));
921 __msan_unpoison(&writefds, sizeof(writefds));
925 prog = opt_progname(argv[0]);
930 vpm = X509_VERIFY_PARAM_new();
931 cctx = SSL_CONF_CTX_new();
933 if (vpm == NULL || cctx == NULL) {
934 BIO_printf(bio_err, "%s: out of memory\n", prog);
938 cbuf = app_malloc(BUFSIZZ, "cbuf");
939 sbuf = app_malloc(BUFSIZZ, "sbuf");
940 mbuf = app_malloc(BUFSIZZ, "mbuf");
942 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT | SSL_CONF_FLAG_CMDLINE);
944 prog = opt_init(argc, argv, s_client_options);
945 while ((o = opt_next()) != OPT_EOF) {
946 /* Check for intermixing flags. */
947 if (connect_type == use_unix && IS_INET_FLAG(o)) {
949 "%s: Intermixed protocol flags (unix and internet domains)\n",
953 if (connect_type == use_inet && IS_UNIX_FLAG(o)) {
955 "%s: Intermixed protocol flags (internet and unix domains)\n",
960 if (IS_PROT_FLAG(o) && ++prot_opt > 1) {
961 BIO_printf(bio_err, "Cannot supply multiple protocol flags\n");
964 if (IS_NO_PROT_FLAG(o))
966 if (prot_opt == 1 && no_prot_opt) {
968 "Cannot supply both a protocol flag and '-no_<prot>'\n");
976 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
979 opt_help(s_client_options);
983 connect_type = use_inet;
984 socket_family = AF_INET;
989 connect_type = use_inet;
990 socket_family = AF_INET6;
995 connect_type = use_inet;
996 freeandcopy(&host, opt_arg());
999 connect_type = use_inet;
1000 freeandcopy(&port, opt_arg());
1003 connect_type = use_inet;
1004 freeandcopy(&connectstr, opt_arg());
1007 proxystr = opt_arg();
1008 starttls_proto = PROTO_CONNECT;
1012 connect_type = use_unix;
1013 socket_family = AF_UNIX;
1014 freeandcopy(&host, opt_arg());
1018 xmpphost = opt_arg();
1024 verify = SSL_VERIFY_PEER;
1025 verify_args.depth = atoi(opt_arg());
1027 BIO_printf(bio_err, "verify depth is %d\n", verify_args.depth);
1030 cert_file = opt_arg();
1033 if (!set_nameopt(opt_arg()))
1037 crl_file = opt_arg();
1039 case OPT_CRL_DOWNLOAD:
1043 sess_out = opt_arg();
1046 sess_in = opt_arg();
1049 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &cert_format))
1053 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
1056 case OPT_VERIFY_RET_ERROR:
1057 verify_args.return_error = 1;
1059 case OPT_VERIFY_QUIET:
1060 verify_args.quiet = 1;
1063 c_brief = verify_args.quiet = c_quiet = 1;
1066 if (ssl_args == NULL)
1067 ssl_args = sk_OPENSSL_STRING_new_null();
1068 if (ssl_args == NULL
1069 || !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
1070 || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
1071 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1076 if (!opt_verify(o, vpm))
1081 if (!args_excert(o, &exc))
1091 c_quiet = c_ign_eof = 1;
1100 e = setup_engine(opt_arg(), 1);
1102 case OPT_SSL_CLIENT_ENGINE:
1103 #ifndef OPENSSL_NO_ENGINE
1104 ssl_client_engine = ENGINE_by_id(opt_arg());
1105 if (ssl_client_engine == NULL) {
1106 BIO_printf(bio_err, "Error getting client auth engine\n");
1117 case OPT_NO_IGN_EOF:
1123 case OPT_TLSEXTDEBUG:
1127 #ifndef OPENSSL_NO_OCSP
1140 bio_c_msg = BIO_new_file(opt_arg(), "w");
1143 #ifndef OPENSSL_NO_SSL_TRACE
1147 case OPT_SECURITY_DEBUG:
1150 case OPT_SECURITY_DEBUG_VERBOSE:
1162 #ifndef OPENSSL_NO_PSK
1163 case OPT_PSK_IDENTITY:
1164 psk_identity = opt_arg();
1167 for (p = psk_key = opt_arg(); *p; p++) {
1168 if (isxdigit(_UC(*p)))
1170 BIO_printf(bio_err, "Not a hex number '%s'\n", psk_key);
1176 psksessf = opt_arg();
1178 #ifndef OPENSSL_NO_SRP
1180 srp_arg.srplogin = opt_arg();
1181 if (min_version < TLS1_VERSION)
1182 min_version = TLS1_VERSION;
1185 srppass = opt_arg();
1186 if (min_version < TLS1_VERSION)
1187 min_version = TLS1_VERSION;
1189 case OPT_SRP_STRENGTH:
1190 srp_arg.strength = atoi(opt_arg());
1191 BIO_printf(bio_err, "SRP minimal length for N is %d\n",
1193 if (min_version < TLS1_VERSION)
1194 min_version = TLS1_VERSION;
1196 case OPT_SRP_LATEUSER:
1198 if (min_version < TLS1_VERSION)
1199 min_version = TLS1_VERSION;
1201 case OPT_SRP_MOREGROUPS:
1203 if (min_version < TLS1_VERSION)
1204 min_version = TLS1_VERSION;
1207 case OPT_SSL_CONFIG:
1208 ssl_config = opt_arg();
1211 min_version = SSL3_VERSION;
1212 max_version = SSL3_VERSION;
1215 min_version = TLS1_3_VERSION;
1216 max_version = TLS1_3_VERSION;
1219 min_version = TLS1_2_VERSION;
1220 max_version = TLS1_2_VERSION;
1223 min_version = TLS1_1_VERSION;
1224 max_version = TLS1_1_VERSION;
1227 min_version = TLS1_VERSION;
1228 max_version = TLS1_VERSION;
1231 #ifndef OPENSSL_NO_DTLS
1232 meth = DTLS_client_method();
1233 socket_type = SOCK_DGRAM;
1238 #ifndef OPENSSL_NO_DTLS1
1239 meth = DTLS_client_method();
1240 min_version = DTLS1_VERSION;
1241 max_version = DTLS1_VERSION;
1242 socket_type = SOCK_DGRAM;
1247 #ifndef OPENSSL_NO_DTLS1_2
1248 meth = DTLS_client_method();
1249 min_version = DTLS1_2_VERSION;
1250 max_version = DTLS1_2_VERSION;
1251 socket_type = SOCK_DGRAM;
1256 #ifndef OPENSSL_NO_SCTP
1257 protocol = IPPROTO_SCTP;
1261 #ifndef OPENSSL_NO_DTLS
1262 enable_timeouts = 1;
1266 #ifndef OPENSSL_NO_DTLS
1267 socket_mtu = atol(opt_arg());
1270 case OPT_FALLBACKSCSV:
1274 if (!opt_format(opt_arg(), OPT_FMT_PDE, &key_format))
1278 passarg = opt_arg();
1280 case OPT_CERT_CHAIN:
1281 chain_file = opt_arg();
1284 key_file = opt_arg();
1295 case OPT_CHAINCAPATH:
1296 chCApath = opt_arg();
1298 case OPT_VERIFYCAPATH:
1299 vfyCApath = opt_arg();
1301 case OPT_BUILD_CHAIN:
1305 ReqCAfile = opt_arg();
1313 #ifndef OPENSSL_NO_CT
1320 case OPT_CTLOG_FILE:
1321 ctlog_file = opt_arg();
1324 case OPT_CHAINCAFILE:
1325 chCAfile = opt_arg();
1327 case OPT_VERIFYCAFILE:
1328 vfyCAfile = opt_arg();
1330 case OPT_DANE_TLSA_DOMAIN:
1331 dane_tlsa_domain = opt_arg();
1333 case OPT_DANE_TLSA_RRDATA:
1334 if (dane_tlsa_rrset == NULL)
1335 dane_tlsa_rrset = sk_OPENSSL_STRING_new_null();
1336 if (dane_tlsa_rrset == NULL ||
1337 !sk_OPENSSL_STRING_push(dane_tlsa_rrset, opt_arg())) {
1338 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1342 case OPT_DANE_EE_NO_NAME:
1343 dane_ee_no_name = 1;
1345 case OPT_NEXTPROTONEG:
1346 #ifndef OPENSSL_NO_NEXTPROTONEG
1347 next_proto_neg_in = opt_arg();
1351 alpn_in = opt_arg();
1353 case OPT_SERVERINFO:
1356 for (start = 0, i = 0; i <= len; ++i) {
1357 if (i == len || p[i] == ',') {
1358 serverinfo_types[serverinfo_count] = atoi(p + start);
1359 if (++serverinfo_count == MAX_SI_TYPES)
1366 if (!opt_pair(opt_arg(), services, &starttls_proto))
1369 case OPT_SERVERNAME:
1370 servername = opt_arg();
1372 case OPT_NOSERVERNAME:
1376 srtp_profiles = opt_arg();
1378 case OPT_KEYMATEXPORT:
1379 keymatexportlabel = opt_arg();
1381 case OPT_KEYMATEXPORTLEN:
1382 keymatexportlen = atoi(opt_arg());
1387 case OPT_MAX_SEND_FRAG:
1388 max_send_fragment = atoi(opt_arg());
1390 case OPT_SPLIT_SEND_FRAG:
1391 split_send_fragment = atoi(opt_arg());
1393 case OPT_MAX_PIPELINES:
1394 max_pipelines = atoi(opt_arg());
1397 read_buf_len = atoi(opt_arg());
1399 case OPT_KEYLOG_FILE:
1400 keylog_file = opt_arg();
1402 case OPT_EARLY_DATA:
1403 early_data_file = opt_arg();
1407 if (count4or6 >= 2) {
1408 BIO_printf(bio_err, "%s: Can't use both -4 and -6\n", prog);
1412 if (servername != NULL) {
1414 "%s: Can't use -servername and -noservername together\n",
1418 if (dane_tlsa_domain != NULL) {
1420 "%s: Can't use -dane_tlsa_domain and -noservername together\n",
1425 argc = opt_num_rest();
1427 /* If there's a positional argument, it's the equivalent of
1429 * Don't allow -connect and a separate argument.
1431 if (connectstr != NULL) {
1433 "%s: must not provide both -connect option and target parameter\n",
1437 connect_type = use_inet;
1438 connectstr = *opt_rest();
1439 } else if (argc != 0) {
1443 #ifndef OPENSSL_NO_NEXTPROTONEG
1444 if (min_version == TLS1_3_VERSION && next_proto_neg_in != NULL) {
1445 BIO_printf(bio_err, "Cannot supply -nextprotoneg with TLSv1.3\n");
1449 if (proxystr != NULL) {
1451 char *tmp_host = host, *tmp_port = port;
1452 if (connectstr == NULL) {
1453 BIO_printf(bio_err, "%s: -proxy requires use of -connect or target parameter\n", prog);
1456 res = BIO_parse_hostserv(proxystr, &host, &port, BIO_PARSE_PRIO_HOST);
1457 if (tmp_host != host)
1458 OPENSSL_free(tmp_host);
1459 if (tmp_port != port)
1460 OPENSSL_free(tmp_port);
1463 "%s: -proxy argument malformed or ambiguous\n", prog);
1468 char *tmp_host = host, *tmp_port = port;
1469 if (connectstr != NULL)
1470 res = BIO_parse_hostserv(connectstr, &host, &port,
1471 BIO_PARSE_PRIO_HOST);
1472 if (tmp_host != host)
1473 OPENSSL_free(tmp_host);
1474 if (tmp_port != port)
1475 OPENSSL_free(tmp_port);
1478 "%s: -connect argument or target parameter malformed or ambiguous\n",
1484 if (socket_family == AF_UNIX && socket_type != SOCK_STREAM) {
1486 "Can't use unix sockets and datagrams together\n");
1490 #ifndef OPENSSL_NO_SCTP
1491 if (protocol == IPPROTO_SCTP) {
1492 if (socket_type != SOCK_DGRAM) {
1493 BIO_printf(bio_err, "Can't use -sctp without DTLS\n");
1496 /* SCTP is unusual. It uses DTLS over a SOCK_STREAM protocol */
1497 socket_type = SOCK_STREAM;
1501 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1502 next_proto.status = -1;
1503 if (next_proto_neg_in) {
1505 next_protos_parse(&next_proto.len, next_proto_neg_in);
1506 if (next_proto.data == NULL) {
1507 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1511 next_proto.data = NULL;
1514 if (!app_passwd(passarg, NULL, &pass, NULL)) {
1515 BIO_printf(bio_err, "Error getting password\n");
1519 if (key_file == NULL)
1520 key_file = cert_file;
1522 if (key_file != NULL) {
1523 key = load_key(key_file, key_format, 0, pass, e,
1524 "client certificate private key file");
1526 ERR_print_errors(bio_err);
1531 if (cert_file != NULL) {
1532 cert = load_cert(cert_file, cert_format, "client certificate file");
1534 ERR_print_errors(bio_err);
1539 if (chain_file != NULL) {
1540 if (!load_certs(chain_file, &chain, FORMAT_PEM, NULL,
1541 "client certificate chain"))
1545 if (crl_file != NULL) {
1547 crl = load_crl(crl_file, crl_format);
1549 BIO_puts(bio_err, "Error loading CRL\n");
1550 ERR_print_errors(bio_err);
1553 crls = sk_X509_CRL_new_null();
1554 if (crls == NULL || !sk_X509_CRL_push(crls, crl)) {
1555 BIO_puts(bio_err, "Error adding CRL\n");
1556 ERR_print_errors(bio_err);
1562 if (!load_excert(&exc))
1565 if (!app_RAND_load_file(NULL, 1) && inrand == NULL
1566 && !RAND_status()) {
1568 "warning, not much extra random data, consider using the -rand option\n");
1570 if (inrand != NULL) {
1571 randamt = app_RAND_load_files(inrand);
1572 BIO_printf(bio_err, "%ld semi-random bytes loaded\n", randamt);
1575 if (bio_c_out == NULL) {
1576 if (c_quiet && !c_debug) {
1577 bio_c_out = BIO_new(BIO_s_null());
1578 if (c_msg && bio_c_msg == NULL)
1579 bio_c_msg = dup_bio_out(FORMAT_TEXT);
1580 } else if (bio_c_out == NULL)
1581 bio_c_out = dup_bio_out(FORMAT_TEXT);
1583 #ifndef OPENSSL_NO_SRP
1584 if (!app_passwd(srppass, NULL, &srp_arg.srppassin, NULL)) {
1585 BIO_printf(bio_err, "Error getting password\n");
1590 ctx = SSL_CTX_new(meth);
1592 ERR_print_errors(bio_err);
1597 ssl_ctx_security_debug(ctx, sdebug);
1599 if (ssl_config != NULL) {
1600 if (SSL_CTX_config(ctx, ssl_config) == 0) {
1601 BIO_printf(bio_err, "Error using configuration \"%s\"\n",
1603 ERR_print_errors(bio_err);
1608 if (SSL_CTX_set_min_proto_version(ctx, min_version) == 0)
1610 if (SSL_CTX_set_max_proto_version(ctx, max_version) == 0)
1613 if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) {
1614 BIO_printf(bio_err, "Error setting verify params\n");
1615 ERR_print_errors(bio_err);
1620 SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC);
1623 if (max_send_fragment > 0
1624 && !SSL_CTX_set_max_send_fragment(ctx, max_send_fragment)) {
1625 BIO_printf(bio_err, "%s: Max send fragment size %u is out of permitted range\n",
1626 prog, max_send_fragment);
1630 if (split_send_fragment > 0
1631 && !SSL_CTX_set_split_send_fragment(ctx, split_send_fragment)) {
1632 BIO_printf(bio_err, "%s: Split send fragment size %u is out of permitted range\n",
1633 prog, split_send_fragment);
1637 if (max_pipelines > 0
1638 && !SSL_CTX_set_max_pipelines(ctx, max_pipelines)) {
1639 BIO_printf(bio_err, "%s: Max pipelines %u is out of permitted range\n",
1640 prog, max_pipelines);
1644 if (read_buf_len > 0) {
1645 SSL_CTX_set_default_read_buffer_len(ctx, read_buf_len);
1648 if (!config_ctx(cctx, ssl_args, ctx))
1651 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1652 crls, crl_download)) {
1653 BIO_printf(bio_err, "Error loading store locations\n");
1654 ERR_print_errors(bio_err);
1657 if (ReqCAfile != NULL) {
1658 STACK_OF(X509_NAME) *nm = sk_X509_NAME_new_null();
1660 if (nm == NULL || !SSL_add_file_cert_subjects_to_stack(nm, ReqCAfile)) {
1661 sk_X509_NAME_pop_free(nm, X509_NAME_free);
1662 BIO_printf(bio_err, "Error loading CA names\n");
1663 ERR_print_errors(bio_err);
1666 SSL_CTX_set0_CA_list(ctx, nm);
1668 #ifndef OPENSSL_NO_ENGINE
1669 if (ssl_client_engine) {
1670 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine)) {
1671 BIO_puts(bio_err, "Error setting client auth engine\n");
1672 ERR_print_errors(bio_err);
1673 ENGINE_free(ssl_client_engine);
1676 ENGINE_free(ssl_client_engine);
1680 #ifndef OPENSSL_NO_PSK
1681 if (psk_key != NULL) {
1683 BIO_printf(bio_c_out, "PSK key given, setting client callback\n");
1684 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1687 if (psksessf != NULL) {
1688 BIO *stmp = BIO_new_file(psksessf, "r");
1691 BIO_printf(bio_err, "Can't open PSK session file %s\n", psksessf);
1692 ERR_print_errors(bio_err);
1695 psksess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1697 if (psksess == NULL) {
1698 BIO_printf(bio_err, "Can't read PSK session file %s\n", psksessf);
1699 ERR_print_errors(bio_err);
1702 SSL_CTX_set_psk_use_session_callback(ctx, psk_use_session_cb);
1704 #ifndef OPENSSL_NO_SRTP
1705 if (srtp_profiles != NULL) {
1706 /* Returns 0 on success! */
1707 if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) {
1708 BIO_printf(bio_err, "Error setting SRTP profile\n");
1709 ERR_print_errors(bio_err);
1716 ssl_ctx_set_excert(ctx, exc);
1718 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1719 if (next_proto.data != NULL)
1720 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1724 unsigned char *alpn = next_protos_parse(&alpn_len, alpn_in);
1727 BIO_printf(bio_err, "Error parsing -alpn argument\n");
1730 /* Returns 0 on success! */
1731 if (SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len) != 0) {
1732 BIO_printf(bio_err, "Error setting ALPN\n");
1738 for (i = 0; i < serverinfo_count; i++) {
1739 if (!SSL_CTX_add_client_custom_ext(ctx,
1740 serverinfo_types[i],
1742 serverinfo_cli_parse_cb, NULL)) {
1744 "Warning: Unable to add custom extension %u, skipping\n",
1745 serverinfo_types[i]);
1750 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1752 #ifndef OPENSSL_NO_CT
1753 /* Enable SCT processing, without early connection termination */
1754 if (ct_validation &&
1755 !SSL_CTX_enable_ct(ctx, SSL_CT_VALIDATION_PERMISSIVE)) {
1756 ERR_print_errors(bio_err);
1760 if (!ctx_set_ctlog_list_file(ctx, ctlog_file)) {
1761 if (ct_validation) {
1762 ERR_print_errors(bio_err);
1767 * If CT validation is not enabled, the log list isn't needed so don't
1768 * show errors or abort. We try to load it regardless because then we
1769 * can show the names of the logs any SCTs came from (SCTs may be seen
1770 * even with validation disabled).
1776 SSL_CTX_set_verify(ctx, verify, verify_callback);
1778 if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) {
1779 ERR_print_errors(bio_err);
1783 ssl_ctx_add_crls(ctx, crls, crl_download);
1785 if (!set_cert_key_stuff(ctx, cert, key, chain, build_chain))
1788 if (!noservername) {
1789 tlsextcbp.biodebug = bio_err;
1790 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1791 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1793 # ifndef OPENSSL_NO_SRP
1794 if (srp_arg.srplogin) {
1795 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin)) {
1796 BIO_printf(bio_err, "Unable to set SRP username\n");
1799 srp_arg.msg = c_msg;
1800 srp_arg.debug = c_debug;
1801 SSL_CTX_set_srp_cb_arg(ctx, &srp_arg);
1802 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1803 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1804 if (c_msg || c_debug || srp_arg.amp == 0)
1805 SSL_CTX_set_srp_verify_param_callback(ctx,
1806 ssl_srp_verify_param_cb);
1810 if (dane_tlsa_domain != NULL) {
1811 if (SSL_CTX_dane_enable(ctx) <= 0) {
1813 "%s: Error enabling DANE TLSA authentication.\n",
1815 ERR_print_errors(bio_err);
1821 * In TLSv1.3 NewSessionTicket messages arrive after the handshake and can
1822 * come at any time. Therefore we use a callback to write out the session
1823 * when we know about it. This approach works for < TLSv1.3 as well.
1825 if (sess_out != NULL) {
1826 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_CLIENT
1827 | SSL_SESS_CACHE_NO_INTERNAL_STORE);
1828 SSL_CTX_sess_set_new_cb(ctx, new_session_cb);
1831 if (set_keylog_file(ctx, keylog_file))
1835 if (sess_in != NULL) {
1837 BIO *stmp = BIO_new_file(sess_in, "r");
1839 BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
1840 ERR_print_errors(bio_err);
1843 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1846 BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
1847 ERR_print_errors(bio_err);
1850 if (!SSL_set_session(con, sess)) {
1851 BIO_printf(bio_err, "Can't set session\n");
1852 ERR_print_errors(bio_err);
1855 SSL_SESSION_free(sess);
1859 SSL_set_mode(con, SSL_MODE_SEND_FALLBACK_SCSV);
1861 if (!noservername && (servername != NULL || dane_tlsa_domain == NULL)) {
1862 if (servername == NULL)
1863 servername = (host == NULL) ? "localhost" : host;
1864 if (!SSL_set_tlsext_host_name(con, servername)) {
1865 BIO_printf(bio_err, "Unable to set TLS servername extension.\n");
1866 ERR_print_errors(bio_err);
1871 if (dane_tlsa_domain != NULL) {
1872 if (SSL_dane_enable(con, dane_tlsa_domain) <= 0) {
1873 BIO_printf(bio_err, "%s: Error enabling DANE TLSA "
1874 "authentication.\n", prog);
1875 ERR_print_errors(bio_err);
1878 if (dane_tlsa_rrset == NULL) {
1879 BIO_printf(bio_err, "%s: DANE TLSA authentication requires at "
1880 "least one -dane_tlsa_rrdata option.\n", prog);
1883 if (tlsa_import_rrset(con, dane_tlsa_rrset) <= 0) {
1884 BIO_printf(bio_err, "%s: Failed to import any TLSA "
1885 "records.\n", prog);
1888 if (dane_ee_no_name)
1889 SSL_dane_set_flags(con, DANE_FLAG_NO_DANE_EE_NAMECHECKS);
1890 } else if (dane_tlsa_rrset != NULL) {
1891 BIO_printf(bio_err, "%s: DANE TLSA authentication requires the "
1892 "-dane_tlsa_domain option.\n", prog);
1897 if (init_client(&s, host, port, socket_family, socket_type, protocol)
1899 BIO_printf(bio_err, "connect:errno=%d\n", get_last_socket_error());
1903 BIO_printf(bio_c_out, "CONNECTED(%08X)\n", s);
1906 if (!BIO_socket_nbio(s, 1)) {
1907 ERR_print_errors(bio_err);
1910 BIO_printf(bio_c_out, "Turned on non blocking io\n");
1912 #ifndef OPENSSL_NO_DTLS
1914 union BIO_sock_info_u peer_info;
1916 #ifndef OPENSSL_NO_SCTP
1917 if (protocol == IPPROTO_SCTP)
1918 sbio = BIO_new_dgram_sctp(s, BIO_NOCLOSE);
1921 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
1923 if ((peer_info.addr = BIO_ADDR_new()) == NULL) {
1924 BIO_printf(bio_err, "memory allocation failure\n");
1928 if (!BIO_sock_info(s, BIO_SOCK_INFO_ADDRESS, &peer_info)) {
1929 BIO_printf(bio_err, "getsockname:errno=%d\n",
1930 get_last_socket_error());
1931 BIO_ADDR_free(peer_info.addr);
1936 (void)BIO_ctrl_set_connected(sbio, peer_info.addr);
1937 BIO_ADDR_free(peer_info.addr);
1938 peer_info.addr = NULL;
1940 if (enable_timeouts) {
1942 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1943 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1946 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1947 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1951 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
1952 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
1953 DTLS_get_link_min_mtu(con));
1957 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1958 if (!DTLS_set_link_mtu(con, socket_mtu)) {
1959 BIO_printf(bio_err, "Failed to set MTU\n");
1964 /* want to do MTU discovery */
1965 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1968 #endif /* OPENSSL_NO_DTLS */
1969 sbio = BIO_new_socket(s, BIO_NOCLOSE);
1974 test = BIO_new(BIO_f_nbio_test());
1975 sbio = BIO_push(test, sbio);
1979 BIO_set_callback(sbio, bio_dump_callback);
1980 BIO_set_callback_arg(sbio, (char *)bio_c_out);
1983 #ifndef OPENSSL_NO_SSL_TRACE
1985 SSL_set_msg_callback(con, SSL_trace);
1988 SSL_set_msg_callback(con, msg_cb);
1989 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
1992 if (c_tlsextdebug) {
1993 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1994 SSL_set_tlsext_debug_arg(con, bio_c_out);
1996 #ifndef OPENSSL_NO_OCSP
1998 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1999 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
2000 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
2004 SSL_set_bio(con, sbio, sbio);
2005 SSL_set_connect_state(con);
2007 /* ok, lets connect */
2008 if (fileno_stdin() > SSL_get_fd(con))
2009 width = fileno_stdin() + 1;
2011 width = SSL_get_fd(con) + 1;
2024 switch ((PROTOCOL_CHOICE) starttls_proto) {
2031 * This is an ugly hack that does a lot of assumptions. We do
2032 * have to handle multi-line responses which may come in a single
2033 * packet or not. We therefore have to use BIO_gets() which does
2034 * need a buffering BIO. So during the initial chitchat we do
2035 * push a buffering BIO into the chain that is removed again
2036 * later on to not disturb the rest of the s_client operation.
2039 BIO *fbio = BIO_new(BIO_f_buffer());
2041 BIO_push(fbio, sbio);
2042 /* Wait for multi-line response to end from LMTP or SMTP */
2044 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2045 } while (mbuf_len > 3 && mbuf[3] == '-');
2046 if (starttls_proto == (int)PROTO_LMTP)
2047 BIO_printf(fbio, "LHLO %s\r\n", ehlo);
2049 BIO_printf(fbio, "EHLO %s\r\n", ehlo);
2050 (void)BIO_flush(fbio);
2052 * Wait for multi-line response to end LHLO LMTP or EHLO SMTP
2056 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2057 if (strstr(mbuf, "STARTTLS"))
2059 } while (mbuf_len > 3 && mbuf[3] == '-');
2060 (void)BIO_flush(fbio);
2065 "Didn't find STARTTLS in server response,"
2066 " trying anyway...\n");
2067 BIO_printf(sbio, "STARTTLS\r\n");
2068 BIO_read(sbio, sbuf, BUFSIZZ);
2073 BIO_read(sbio, mbuf, BUFSIZZ);
2074 BIO_printf(sbio, "STLS\r\n");
2075 mbuf_len = BIO_read(sbio, sbuf, BUFSIZZ);
2077 BIO_printf(bio_err, "BIO_read failed\n");
2085 BIO *fbio = BIO_new(BIO_f_buffer());
2087 BIO_push(fbio, sbio);
2088 BIO_gets(fbio, mbuf, BUFSIZZ);
2089 /* STARTTLS command requires CAPABILITY... */
2090 BIO_printf(fbio, ". CAPABILITY\r\n");
2091 (void)BIO_flush(fbio);
2092 /* wait for multi-line CAPABILITY response */
2094 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2095 if (strstr(mbuf, "STARTTLS"))
2098 while (mbuf_len > 3 && mbuf[0] != '.');
2099 (void)BIO_flush(fbio);
2104 "Didn't find STARTTLS in server response,"
2105 " trying anyway...\n");
2106 BIO_printf(sbio, ". STARTTLS\r\n");
2107 BIO_read(sbio, sbuf, BUFSIZZ);
2112 BIO *fbio = BIO_new(BIO_f_buffer());
2114 BIO_push(fbio, sbio);
2115 /* wait for multi-line response to end from FTP */
2117 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2119 while (mbuf_len > 3 && mbuf[3] == '-');
2120 (void)BIO_flush(fbio);
2123 BIO_printf(sbio, "AUTH TLS\r\n");
2124 BIO_read(sbio, sbuf, BUFSIZZ);
2128 case PROTO_XMPP_SERVER:
2131 BIO_printf(sbio, "<stream:stream "
2132 "xmlns:stream='http://etherx.jabber.org/streams' "
2133 "xmlns='jabber:%s' to='%s' version='1.0'>",
2134 starttls_proto == PROTO_XMPP ? "client" : "server",
2135 xmpphost ? xmpphost : host);
2136 seen = BIO_read(sbio, mbuf, BUFSIZZ);
2138 BIO_printf(bio_err, "BIO_read failed\n");
2143 (mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'")
2145 "<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\""))
2147 seen = BIO_read(sbio, mbuf, BUFSIZZ);
2155 "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
2156 seen = BIO_read(sbio, sbuf, BUFSIZZ);
2158 BIO_printf(bio_err, "BIO_read failed\n");
2162 if (!strstr(sbuf, "<proceed"))
2169 static const unsigned char tls_do[] = {
2170 /* IAC DO START_TLS */
2173 static const unsigned char tls_will[] = {
2174 /* IAC WILL START_TLS */
2177 static const unsigned char tls_follows[] = {
2178 /* IAC SB START_TLS FOLLOWS IAC SE */
2179 255, 250, 46, 1, 255, 240
2183 /* Telnet server should demand we issue START_TLS */
2184 bytes = BIO_read(sbio, mbuf, BUFSIZZ);
2185 if (bytes != 3 || memcmp(mbuf, tls_do, 3) != 0)
2187 /* Agree to issue START_TLS and send the FOLLOWS sub-command */
2188 BIO_write(sbio, tls_will, 3);
2189 BIO_write(sbio, tls_follows, 6);
2190 (void)BIO_flush(sbio);
2191 /* Telnet server also sent the FOLLOWS sub-command */
2192 bytes = BIO_read(sbio, mbuf, BUFSIZZ);
2193 if (bytes != 6 || memcmp(mbuf, tls_follows, 6) != 0)
2200 error_proto, /* Wrong protocol, not even HTTP */
2201 error_connect, /* CONNECT failed */
2203 } foundit = error_connect;
2204 BIO *fbio = BIO_new(BIO_f_buffer());
2206 BIO_push(fbio, sbio);
2207 BIO_printf(fbio, "CONNECT %s HTTP/1.0\r\n\r\n", connectstr);
2208 (void)BIO_flush(fbio);
2210 * The first line is the HTTP response. According to RFC 7230,
2211 * it's formated exactly like this:
2213 * HTTP/d.d ddd Reason text\r\n
2215 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2216 if (mbuf_len < (int)strlen("HTTP/1.0 200")) {
2218 "%s: HTTP CONNECT failed, insufficient response "
2219 "from proxy (got %d octets)\n", prog, mbuf_len);
2220 (void)BIO_flush(fbio);
2225 if (mbuf[8] != ' ') {
2227 "%s: HTTP CONNECT failed, incorrect response "
2228 "from proxy\n", prog);
2229 foundit = error_proto;
2230 } else if (mbuf[9] != '2') {
2231 BIO_printf(bio_err, "%s: HTTP CONNECT failed: %s ", prog,
2236 if (foundit != error_proto) {
2237 /* Read past all following headers */
2239 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2240 } while (mbuf_len > 2);
2242 (void)BIO_flush(fbio);
2245 if (foundit != success) {
2253 BIO *fbio = BIO_new(BIO_f_buffer());
2255 BIO_push(fbio, sbio);
2256 BIO_printf(fbio, "STARTTLS\r\n");
2257 (void)BIO_flush(fbio);
2258 width = SSL_get_fd(con) + 1;
2264 openssl_fdset(SSL_get_fd(con), &readfds);
2265 timeout.tv_sec = S_CLIENT_IRC_READ_TIMEOUT;
2266 timeout.tv_usec = 0;
2268 * If the IRCd doesn't respond within
2269 * S_CLIENT_IRC_READ_TIMEOUT seconds, assume
2270 * it doesn't support STARTTLS. Many IRCds
2271 * will not give _any_ sort of response to a
2272 * STARTTLS command when it's not supported.
2274 if (!BIO_get_buffer_num_lines(fbio)
2275 && !BIO_pending(fbio)
2276 && !BIO_pending(sbio)
2277 && select(width, (void *)&readfds, NULL, NULL,
2280 "Timeout waiting for response (%d seconds).\n",
2281 S_CLIENT_IRC_READ_TIMEOUT);
2285 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2286 if (mbuf_len < 1 || sscanf(mbuf, "%*s %d", &numeric) != 1)
2288 /* :example.net 451 STARTTLS :You have not registered */
2289 /* :example.net 421 STARTTLS :Unknown command */
2290 if ((numeric == 451 || numeric == 421)
2291 && strstr(mbuf, "STARTTLS") != NULL) {
2292 BIO_printf(bio_err, "STARTTLS not supported: %s", mbuf);
2295 if (numeric == 691) {
2296 BIO_printf(bio_err, "STARTTLS negotiation failed: ");
2297 ERR_print_errors(bio_err);
2300 } while (numeric != 670);
2302 (void)BIO_flush(fbio);
2305 if (numeric != 670) {
2306 BIO_printf(bio_err, "Server does not support STARTTLS.\n");
2314 /* SSL request packet */
2315 static const unsigned char ssl_req[] = {
2316 /* payload_length, sequence_id */
2317 0x20, 0x00, 0x00, 0x01,
2319 /* capability flags, CLIENT_SSL always set */
2320 0x85, 0xae, 0x7f, 0x00,
2321 /* max-packet size */
2322 0x00, 0x00, 0x00, 0x01,
2325 /* string[23] reserved (all [0]) */
2326 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2327 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2328 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
2331 int ssl_flg = 0x800;
2333 const unsigned char *packet = (const unsigned char *)sbuf;
2335 /* Receiving Initial Handshake packet. */
2336 bytes = BIO_read(sbio, (void *)packet, BUFSIZZ);
2338 BIO_printf(bio_err, "BIO_read failed\n");
2340 /* Packet length[3], Packet number[1] + minimum payload[17] */
2341 } else if (bytes < 21) {
2342 BIO_printf(bio_err, "MySQL packet too short.\n");
2344 } else if (bytes != (4 + packet[0] +
2346 (packet[2] << 16))) {
2347 BIO_printf(bio_err, "MySQL packet length does not match.\n");
2349 /* protocol version[1] */
2350 } else if (packet[4] != 0xA) {
2352 "Only MySQL protocol version 10 is supported.\n");
2357 /* server version[string+NULL] */
2360 BIO_printf(bio_err, "Cannot confirm server version. ");
2362 } else if (packet[pos++] == '\0') {
2368 /* make sure we have more 15 bytes left in the packet */
2369 if (pos + 15 > bytes) {
2371 "MySQL server handshake packet is broken.\n");
2375 pos += 12; /* skip over conn id[4] + SALT[8] */
2376 if (packet[pos++] != '\0') { /* verify filler */
2378 "MySQL packet is broken.\n");
2382 /* capability flags[2] */
2383 if (!((packet[pos] + (packet[pos + 1] << 8)) & ssl_flg)) {
2384 BIO_printf(bio_err, "MySQL server does not support SSL.\n");
2388 /* Sending SSL Handshake packet. */
2389 BIO_write(sbio, ssl_req, sizeof(ssl_req));
2390 (void)BIO_flush(sbio);
2393 case PROTO_POSTGRES:
2395 static const unsigned char ssl_request[] = {
2396 /* Length SSLRequest */
2397 0, 0, 0, 8, 4, 210, 22, 47
2401 /* Send SSLRequest packet */
2402 BIO_write(sbio, ssl_request, 8);
2403 (void)BIO_flush(sbio);
2405 /* Reply will be a single S if SSL is enabled */
2406 bytes = BIO_read(sbio, sbuf, BUFSIZZ);
2407 if (bytes != 1 || sbuf[0] != 'S')
2414 BIO *fbio = BIO_new(BIO_f_buffer());
2416 BIO_push(fbio, sbio);
2417 BIO_gets(fbio, mbuf, BUFSIZZ);
2418 /* STARTTLS command requires CAPABILITIES... */
2419 BIO_printf(fbio, "CAPABILITIES\r\n");
2420 (void)BIO_flush(fbio);
2421 /* wait for multi-line CAPABILITIES response */
2423 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2424 if (strstr(mbuf, "STARTTLS"))
2426 } while (mbuf_len > 1 && mbuf[0] != '.');
2427 (void)BIO_flush(fbio);
2432 "Didn't find STARTTLS in server response,"
2433 " trying anyway...\n");
2434 BIO_printf(sbio, "STARTTLS\r\n");
2435 mbuf_len = BIO_read(sbio, mbuf, BUFSIZZ);
2437 BIO_printf(bio_err, "BIO_read failed\n");
2440 mbuf[mbuf_len] = '\0';
2441 if (strstr(mbuf, "382") == NULL) {
2442 BIO_printf(bio_err, "STARTTLS failed: %s", mbuf);
2450 BIO *fbio = BIO_new(BIO_f_buffer());
2452 BIO_push(fbio, sbio);
2453 /* wait for multi-line response to end from Sieve */
2455 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2457 * According to RFC 5804 § 1.7, capability
2458 * is case-insensitive, make it uppercase
2460 if (mbuf_len > 1 && mbuf[0] == '"') {
2461 make_uppercase(mbuf);
2462 if (strncmp(mbuf, "\"STARTTLS\"", 10) == 0)
2465 } while (mbuf_len > 1 && mbuf[0] == '"');
2466 (void)BIO_flush(fbio);
2471 "Didn't find STARTTLS in server response,"
2472 " trying anyway...\n");
2473 BIO_printf(sbio, "STARTTLS\r\n");
2474 mbuf_len = BIO_read(sbio, mbuf, BUFSIZZ);
2476 BIO_printf(bio_err, "BIO_read failed\n");
2479 mbuf[mbuf_len] = '\0';
2481 BIO_printf(bio_err, "STARTTLS failed: %s", mbuf);
2485 * According to RFC 5804 § 2.2, response codes are case-
2486 * insensitive, make it uppercase but preserve the response.
2488 strncpy(sbuf, mbuf, 2);
2489 make_uppercase(sbuf);
2490 if (strncmp(sbuf, "OK", 2) != 0) {
2491 BIO_printf(bio_err, "STARTTLS not supported: %s", mbuf);
2498 /* StartTLS Operation according to RFC 4511 */
2499 static char ldap_tls_genconf[] = "asn1=SEQUENCE:LDAPMessage\n"
2501 "messageID=INTEGER:1\n"
2502 "extendedReq=EXPLICIT:23A,IMPLICIT:0C,"
2503 "FORMAT:ASCII,OCT:1.3.6.1.4.1.1466.20037\n";
2505 char *genstr = NULL;
2507 ASN1_TYPE *atyp = NULL;
2508 BIO *ldapbio = BIO_new(BIO_s_mem());
2509 CONF *cnf = NCONF_new(NULL);
2515 BIO_puts(ldapbio, ldap_tls_genconf);
2516 if (NCONF_load_bio(cnf, ldapbio, &errline) <= 0) {
2520 BIO_printf(bio_err, "NCONF_load_bio failed\n");
2523 BIO_printf(bio_err, "Error on line %ld\n", errline);
2528 genstr = NCONF_get_string(cnf, "default", "asn1");
2529 if (genstr == NULL) {
2531 BIO_printf(bio_err, "NCONF_get_string failed\n");
2534 atyp = ASN1_generate_nconf(genstr, cnf);
2537 BIO_printf(bio_err, "ASN1_generate_nconf failed\n");
2542 /* Send SSLRequest packet */
2543 BIO_write(sbio, atyp->value.sequence->data,
2544 atyp->value.sequence->length);
2545 (void)BIO_flush(sbio);
2546 ASN1_TYPE_free(atyp);
2548 mbuf_len = BIO_read(sbio, mbuf, BUFSIZZ);
2550 BIO_printf(bio_err, "BIO_read failed\n");
2553 result = ldap_ExtendedResponse_parse(mbuf, mbuf_len);
2555 BIO_printf(bio_err, "ldap_ExtendedResponse_parse failed\n");
2557 } else if (result > 0) {
2558 BIO_printf(bio_err, "STARTTLS failed, LDAP Result Code: %i\n",
2567 if (early_data_file != NULL
2568 && SSL_get0_session(con) != NULL
2569 && SSL_SESSION_get_max_early_data(SSL_get0_session(con)) > 0) {
2570 BIO *edfile = BIO_new_file(early_data_file, "r");
2571 size_t readbytes, writtenbytes;
2574 if (edfile == NULL) {
2575 BIO_printf(bio_err, "Cannot open early data file\n");
2580 if (!BIO_read_ex(edfile, cbuf, BUFSIZZ, &readbytes))
2583 while (!SSL_write_early_data(con, cbuf, readbytes, &writtenbytes)) {
2584 switch (SSL_get_error(con, 0)) {
2585 case SSL_ERROR_WANT_WRITE:
2586 case SSL_ERROR_WANT_ASYNC:
2587 case SSL_ERROR_WANT_READ:
2588 /* Just keep trying - busy waiting */
2591 BIO_printf(bio_err, "Error writing early data\n");
2605 if ((SSL_version(con) == DTLS1_VERSION) &&
2606 DTLSv1_get_timeout(con, &timeout))
2607 timeoutp = &timeout;
2611 if (!SSL_is_init_finished(con) && SSL_total_renegotiations(con) == 0
2612 && SSL_get_key_update_type(con) == SSL_KEY_UPDATE_NONE) {
2621 BIO_puts(bio_err, "CONNECTION ESTABLISHED\n");
2622 print_ssl_summary(con);
2625 print_stuff(bio_c_out, con, full_log);
2629 if (starttls_proto) {
2630 BIO_write(bio_err, mbuf, mbuf_len);
2631 /* We don't need to know any more */
2633 starttls_proto = PROTO_OFF;
2638 BIO_printf(bio_c_out,
2639 "drop connection and then reconnect\n");
2640 do_ssl_shutdown(con);
2641 SSL_set_connect_state(con);
2642 BIO_closesocket(SSL_get_fd(con));
2648 ssl_pending = read_ssl && SSL_has_pending(con);
2651 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
2654 * Note that select() returns when read _would not block_,
2655 * and EOF satisfies that. To avoid a CPU-hogging loop,
2656 * set the flag so we exit.
2658 if (read_tty && !at_eof)
2659 openssl_fdset(fileno_stdin(), &readfds);
2660 #if !defined(OPENSSL_SYS_VMS)
2662 openssl_fdset(fileno_stdout(), &writefds);
2666 openssl_fdset(SSL_get_fd(con), &readfds);
2668 openssl_fdset(SSL_get_fd(con), &writefds);
2670 if (!tty_on || !write_tty) {
2672 openssl_fdset(SSL_get_fd(con), &readfds);
2674 openssl_fdset(SSL_get_fd(con), &writefds);
2679 * Note: under VMS with SOCKETSHR the second parameter is
2680 * currently of type (int *) whereas under other systems it is
2681 * (void *) if you don't have a cast it will choke the compiler:
2682 * if you do have a cast then you can either go for (int *) or
2685 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2687 * Under Windows/DOS we make the assumption that we can always
2688 * write to the tty: therefore if we need to write to the tty we
2689 * just fall through. Otherwise we timeout the select every
2690 * second and see if there are any keypresses. Note: this is a
2691 * hack, in a proper Windows application we wouldn't do this.
2698 i = select(width, (void *)&readfds, (void *)&writefds,
2700 if (!i && (!has_stdin_waiting() || !read_tty))
2703 i = select(width, (void *)&readfds, (void *)&writefds,
2707 i = select(width, (void *)&readfds, (void *)&writefds,
2711 BIO_printf(bio_err, "bad select %d\n",
2712 get_last_socket_error());
2717 if ((SSL_version(con) == DTLS1_VERSION)
2718 && DTLSv1_handle_timeout(con) > 0) {
2719 BIO_printf(bio_err, "TIMEOUT occurred\n");
2722 if (!ssl_pending && FD_ISSET(SSL_get_fd(con), &writefds)) {
2723 k = SSL_write(con, &(cbuf[cbuf_off]), (unsigned int)cbuf_len);
2724 switch (SSL_get_error(con, k)) {
2725 case SSL_ERROR_NONE:
2730 /* we have done a write(con,NULL,0); */
2731 if (cbuf_len <= 0) {
2734 } else { /* if (cbuf_len > 0) */
2740 case SSL_ERROR_WANT_WRITE:
2741 BIO_printf(bio_c_out, "write W BLOCK\n");
2745 case SSL_ERROR_WANT_ASYNC:
2746 BIO_printf(bio_c_out, "write A BLOCK\n");
2747 wait_for_async(con);
2751 case SSL_ERROR_WANT_READ:
2752 BIO_printf(bio_c_out, "write R BLOCK\n");
2757 case SSL_ERROR_WANT_X509_LOOKUP:
2758 BIO_printf(bio_c_out, "write X BLOCK\n");
2760 case SSL_ERROR_ZERO_RETURN:
2761 if (cbuf_len != 0) {
2762 BIO_printf(bio_c_out, "shutdown\n");
2771 case SSL_ERROR_SYSCALL:
2772 if ((k != 0) || (cbuf_len != 0)) {
2773 BIO_printf(bio_err, "write:errno=%d\n",
2774 get_last_socket_error());
2781 case SSL_ERROR_WANT_ASYNC_JOB:
2782 /* This shouldn't ever happen in s_client - treat as an error */
2784 ERR_print_errors(bio_err);
2788 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_VMS)
2789 /* Assume Windows/DOS/BeOS can always write */
2790 else if (!ssl_pending && write_tty)
2792 else if (!ssl_pending && FD_ISSET(fileno_stdout(), &writefds))
2795 #ifdef CHARSET_EBCDIC
2796 ascii2ebcdic(&(sbuf[sbuf_off]), &(sbuf[sbuf_off]), sbuf_len);
2798 i = raw_write_stdout(&(sbuf[sbuf_off]), sbuf_len);
2801 BIO_printf(bio_c_out, "DONE\n");
2808 if (sbuf_len <= 0) {
2812 } else if (ssl_pending || FD_ISSET(SSL_get_fd(con), &readfds)) {
2817 SSL_renegotiate(con);
2822 k = SSL_read(con, sbuf, 1024 /* BUFSIZZ */ );
2824 switch (SSL_get_error(con, k)) {
2825 case SSL_ERROR_NONE:
2834 case SSL_ERROR_WANT_ASYNC:
2835 BIO_printf(bio_c_out, "read A BLOCK\n");
2836 wait_for_async(con);
2839 if ((read_tty == 0) && (write_ssl == 0))
2842 case SSL_ERROR_WANT_WRITE:
2843 BIO_printf(bio_c_out, "read W BLOCK\n");
2847 case SSL_ERROR_WANT_READ:
2848 BIO_printf(bio_c_out, "read R BLOCK\n");
2851 if ((read_tty == 0) && (write_ssl == 0))
2854 case SSL_ERROR_WANT_X509_LOOKUP:
2855 BIO_printf(bio_c_out, "read X BLOCK\n");
2857 case SSL_ERROR_SYSCALL:
2858 ret = get_last_socket_error();
2860 BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n");
2862 BIO_printf(bio_err, "read:errno=%d\n", ret);
2864 case SSL_ERROR_ZERO_RETURN:
2865 BIO_printf(bio_c_out, "closed\n");
2868 case SSL_ERROR_WANT_ASYNC_JOB:
2869 /* This shouldn't ever happen in s_client. Treat as an error */
2871 ERR_print_errors(bio_err);
2875 /* OPENSSL_SYS_MSDOS includes OPENSSL_SYS_WINDOWS */
2876 #if defined(OPENSSL_SYS_MSDOS)
2877 else if (has_stdin_waiting())
2879 else if (FD_ISSET(fileno_stdin(), &readfds))
2885 i = raw_read_stdin(cbuf, BUFSIZZ / 2);
2887 /* both loops are skipped when i <= 0 */
2888 for (j = 0; j < i; j++)
2889 if (cbuf[j] == '\n')
2891 for (j = i - 1; j >= 0; j--) {
2892 cbuf[j + lf_num] = cbuf[j];
2893 if (cbuf[j] == '\n') {
2896 cbuf[j + lf_num] = '\r';
2899 assert(lf_num == 0);
2901 i = raw_read_stdin(cbuf, BUFSIZZ);
2902 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
2907 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q' && cmdletters))) {
2908 BIO_printf(bio_err, "DONE\n");
2913 if ((!c_ign_eof) && (cbuf[0] == 'R' && cmdletters)) {
2914 BIO_printf(bio_err, "RENEGOTIATING\n");
2915 SSL_renegotiate(con);
2919 if (!c_ign_eof && (cbuf[0] == 'K' || cbuf[0] == 'k' )
2921 BIO_printf(bio_err, "KEYUPDATE\n");
2923 cbuf[0] == 'K' ? SSL_KEY_UPDATE_REQUESTED
2924 : SSL_KEY_UPDATE_NOT_REQUESTED);
2927 #ifndef OPENSSL_NO_HEARTBEATS
2928 else if ((!c_ign_eof) && (cbuf[0] == 'B' && cmdletters)) {
2929 BIO_printf(bio_err, "HEARTBEATING\n");
2937 #ifdef CHARSET_EBCDIC
2938 ebcdic2ascii(cbuf, cbuf, i);
2950 print_stuff(bio_c_out, con, full_log);
2951 do_ssl_shutdown(con);
2952 #if defined(OPENSSL_SYS_WINDOWS)
2954 * Give the socket time to send its last data before we close it.
2955 * No amount of setting SO_LINGER etc on the socket seems to persuade
2956 * Windows to send the data before closing the socket...but sleeping
2957 * for a short time seems to do it (units in ms)
2958 * TODO: Find a better way to do this
2962 BIO_closesocket(SSL_get_fd(con));
2966 print_stuff(bio_c_out, con, 1);
2969 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2970 OPENSSL_free(next_proto.data);
2973 set_keylog_file(NULL, NULL);
2975 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2977 sk_X509_pop_free(chain, X509_free);
2979 #ifndef OPENSSL_NO_SRP
2980 OPENSSL_free(srp_arg.srppassin);
2982 OPENSSL_free(connectstr);
2985 X509_VERIFY_PARAM_free(vpm);
2986 ssl_excert_free(exc);
2987 sk_OPENSSL_STRING_free(ssl_args);
2988 sk_OPENSSL_STRING_free(dane_tlsa_rrset);
2989 SSL_CONF_CTX_free(cctx);
2990 OPENSSL_clear_free(cbuf, BUFSIZZ);
2991 OPENSSL_clear_free(sbuf, BUFSIZZ);
2992 OPENSSL_clear_free(mbuf, BUFSIZZ);
2994 BIO_free(bio_c_out);
2996 BIO_free(bio_c_msg);
3001 static void print_stuff(BIO *bio, SSL *s, int full)
3005 const SSL_CIPHER *c;
3007 #ifndef OPENSSL_NO_COMP
3008 const COMP_METHOD *comp, *expansion;
3010 unsigned char *exportedkeymat;
3011 #ifndef OPENSSL_NO_CT
3012 const SSL_CTX *ctx = SSL_get_SSL_CTX(s);
3016 int got_a_chain = 0;
3018 sk = SSL_get_peer_cert_chain(s);
3022 BIO_printf(bio, "---\nCertificate chain\n");
3023 for (i = 0; i < sk_X509_num(sk); i++) {
3024 BIO_printf(bio, "%2d s:", i);
3025 X509_NAME_print_ex(bio, X509_get_subject_name(sk_X509_value(sk, i)), 0, get_nameopt());
3026 BIO_puts(bio, "\n");
3027 BIO_printf(bio, " i:");
3028 X509_NAME_print_ex(bio, X509_get_issuer_name(sk_X509_value(sk, i)), 0, get_nameopt());
3029 BIO_puts(bio, "\n");
3031 PEM_write_bio_X509(bio, sk_X509_value(sk, i));
3035 BIO_printf(bio, "---\n");
3036 peer = SSL_get_peer_certificate(s);
3038 BIO_printf(bio, "Server certificate\n");
3040 /* Redundant if we showed the whole chain */
3041 if (!(c_showcerts && got_a_chain))
3042 PEM_write_bio_X509(bio, peer);
3043 dump_cert_text(bio, peer);
3045 BIO_printf(bio, "no peer certificate available\n");
3047 print_ca_names(bio, s);
3049 ssl_print_sigalgs(bio, s);
3050 ssl_print_tmp_key(bio, s);
3052 #ifndef OPENSSL_NO_CT
3054 * When the SSL session is anonymous, or resumed via an abbreviated
3055 * handshake, no SCTs are provided as part of the handshake. While in
3056 * a resumed session SCTs may be present in the session's certificate,
3057 * no callbacks are invoked to revalidate these, and in any case that
3058 * set of SCTs may be incomplete. Thus it makes little sense to
3059 * attempt to display SCTs from a resumed session's certificate, and of
3060 * course none are associated with an anonymous peer.
3062 if (peer != NULL && !SSL_session_reused(s) && SSL_ct_is_enabled(s)) {
3063 const STACK_OF(SCT) *scts = SSL_get0_peer_scts(s);
3064 int sct_count = scts != NULL ? sk_SCT_num(scts) : 0;
3066 BIO_printf(bio, "---\nSCTs present (%i)\n", sct_count);
3067 if (sct_count > 0) {
3068 const CTLOG_STORE *log_store = SSL_CTX_get0_ctlog_store(ctx);
3070 BIO_printf(bio, "---\n");
3071 for (i = 0; i < sct_count; ++i) {
3072 SCT *sct = sk_SCT_value(scts, i);
3074 BIO_printf(bio, "SCT validation status: %s\n",
3075 SCT_validation_status_string(sct));
3076 SCT_print(sct, bio, 0, log_store);
3077 if (i < sct_count - 1)
3078 BIO_printf(bio, "\n---\n");
3080 BIO_printf(bio, "\n");
3086 "---\nSSL handshake has read %ju bytes "
3087 "and written %ju bytes\n",
3088 BIO_number_read(SSL_get_rbio(s)),
3089 BIO_number_written(SSL_get_wbio(s)));
3091 print_verify_detail(s, bio);
3092 BIO_printf(bio, (SSL_session_reused(s) ? "---\nReused, " : "---\nNew, "));
3093 c = SSL_get_current_cipher(s);
3094 BIO_printf(bio, "%s, Cipher is %s\n",
3095 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
3099 pktmp = X509_get0_pubkey(peer);
3100 BIO_printf(bio, "Server public key is %d bit\n",
3101 EVP_PKEY_bits(pktmp));
3103 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
3104 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
3105 #ifndef OPENSSL_NO_COMP
3106 comp = SSL_get_current_compression(s);
3107 expansion = SSL_get_current_expansion(s);
3108 BIO_printf(bio, "Compression: %s\n",
3109 comp ? SSL_COMP_get_name(comp) : "NONE");
3110 BIO_printf(bio, "Expansion: %s\n",
3111 expansion ? SSL_COMP_get_name(expansion) : "NONE");
3116 /* Print out local port of connection: useful for debugging */
3118 union BIO_sock_info_u info;
3120 sock = SSL_get_fd(s);
3121 if ((info.addr = BIO_ADDR_new()) != NULL
3122 && BIO_sock_info(sock, BIO_SOCK_INFO_ADDRESS, &info)) {
3123 BIO_printf(bio_c_out, "LOCAL PORT is %u\n",
3124 ntohs(BIO_ADDR_rawport(info.addr)));
3126 BIO_ADDR_free(info.addr);
3130 #if !defined(OPENSSL_NO_NEXTPROTONEG)
3131 if (next_proto.status != -1) {
3132 const unsigned char *proto;
3133 unsigned int proto_len;
3134 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
3135 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
3136 BIO_write(bio, proto, proto_len);
3137 BIO_write(bio, "\n", 1);
3141 const unsigned char *proto;
3142 unsigned int proto_len;
3143 SSL_get0_alpn_selected(s, &proto, &proto_len);
3144 if (proto_len > 0) {
3145 BIO_printf(bio, "ALPN protocol: ");
3146 BIO_write(bio, proto, proto_len);
3147 BIO_write(bio, "\n", 1);
3149 BIO_printf(bio, "No ALPN negotiated\n");
3152 #ifndef OPENSSL_NO_SRTP
3154 SRTP_PROTECTION_PROFILE *srtp_profile =
3155 SSL_get_selected_srtp_profile(s);
3158 BIO_printf(bio, "SRTP Extension negotiated, profile=%s\n",
3159 srtp_profile->name);
3163 if (SSL_version(s) == TLS1_3_VERSION) {
3164 switch (SSL_get_early_data_status(s)) {
3165 case SSL_EARLY_DATA_NOT_SENT:
3166 BIO_printf(bio, "Early data was not sent\n");
3169 case SSL_EARLY_DATA_REJECTED:
3170 BIO_printf(bio, "Early data was rejected\n");
3173 case SSL_EARLY_DATA_ACCEPTED:
3174 BIO_printf(bio, "Early data was accepted\n");
3180 SSL_SESSION_print(bio, SSL_get_session(s));
3181 if (SSL_get_session(s) != NULL && keymatexportlabel != NULL) {
3182 BIO_printf(bio, "Keying material exporter:\n");
3183 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
3184 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
3185 exportedkeymat = app_malloc(keymatexportlen, "export key");
3186 if (!SSL_export_keying_material(s, exportedkeymat,
3189 strlen(keymatexportlabel),
3191 BIO_printf(bio, " Error\n");
3193 BIO_printf(bio, " Keying material: ");
3194 for (i = 0; i < keymatexportlen; i++)
3195 BIO_printf(bio, "%02X", exportedkeymat[i]);
3196 BIO_printf(bio, "\n");
3198 OPENSSL_free(exportedkeymat);
3200 BIO_printf(bio, "---\n");
3202 /* flush, or debugging output gets mixed with http response */
3203 (void)BIO_flush(bio);
3206 # ifndef OPENSSL_NO_OCSP
3207 static int ocsp_resp_cb(SSL *s, void *arg)
3209 const unsigned char *p;
3212 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
3213 BIO_puts(arg, "OCSP response: ");
3215 BIO_puts(arg, "no response sent\n");
3218 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
3220 BIO_puts(arg, "response parse error\n");
3221 BIO_dump_indent(arg, (char *)p, len, 4);
3224 BIO_puts(arg, "\n======================================\n");
3225 OCSP_RESPONSE_print(arg, rsp, 0);
3226 BIO_puts(arg, "======================================\n");
3227 OCSP_RESPONSE_free(rsp);
3232 static int ldap_ExtendedResponse_parse(const char *buf, long rem)
3234 const unsigned char *cur, *end;
3236 int tag, xclass, inf, ret = -1;
3238 cur = (const unsigned char *)buf;
3244 * LDAPMessage ::= SEQUENCE {
3245 * messageID MessageID,
3246 * protocolOp CHOICE {
3248 * extendedResp ExtendedResponse,
3250 * controls [0] Controls OPTIONAL }
3252 * ExtendedResponse ::= [APPLICATION 24] SEQUENCE {
3253 * COMPONENTS OF LDAPResult,
3254 * responseName [10] LDAPOID OPTIONAL,
3255 * responseValue [11] OCTET STRING OPTIONAL }
3257 * LDAPResult ::= SEQUENCE {
3258 * resultCode ENUMERATED {
3264 * diagnosticMessage LDAPString,
3265 * referral [3] Referral OPTIONAL }
3269 inf = ASN1_get_object(&cur, &len, &tag, &xclass, rem);
3270 if (inf != V_ASN1_CONSTRUCTED || tag != V_ASN1_SEQUENCE ||
3271 (rem = end - cur, len > rem)) {
3272 BIO_printf(bio_err, "Unexpected LDAP response\n");
3276 rem = len; /* ensure that we don't overstep the SEQUENCE */
3278 /* pull MessageID */
3279 inf = ASN1_get_object(&cur, &len, &tag, &xclass, rem);
3280 if (inf != V_ASN1_UNIVERSAL || tag != V_ASN1_INTEGER ||
3281 (rem = end - cur, len > rem)) {
3282 BIO_printf(bio_err, "No MessageID\n");
3286 cur += len; /* shall we check for MessageId match or just skip? */
3288 /* pull [APPLICATION 24] */
3290 inf = ASN1_get_object(&cur, &len, &tag, &xclass, rem);
3291 if (inf != V_ASN1_CONSTRUCTED || xclass != V_ASN1_APPLICATION ||
3293 BIO_printf(bio_err, "Not ExtendedResponse\n");
3297 /* pull resultCode */
3299 inf = ASN1_get_object(&cur, &len, &tag, &xclass, rem);
3300 if (inf != V_ASN1_UNIVERSAL || tag != V_ASN1_ENUMERATED || len == 0 ||
3301 (rem = end - cur, len > rem)) {
3302 BIO_printf(bio_err, "Not LDAPResult\n");
3306 /* len should always be one, but just in case... */
3307 for (ret = 0, inf = 0; inf < len; inf++) {
3311 /* There is more data, but we don't care... */
3316 #endif /* OPENSSL_NO_SOCK */