1 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
4 * This package is an SSL implementation written
5 * by Eric Young (eay@cryptsoft.com).
6 * The implementation was written so as to conform with Netscapes SSL.
8 * This library is free for commercial and non-commercial use as long as
9 * the following conditions are aheared to. The following conditions
10 * apply to all code found in this distribution, be it the RC4, RSA,
11 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
12 * included with this distribution is covered by the same copyright terms
13 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 * Copyright remains Eric Young's, and as such any Copyright notices in
16 * the code are not to be removed.
17 * If this package is used in a product, Eric Young should be given attribution
18 * as the author of the parts of the library used.
19 * This can be in the form of a textual message at program startup or
20 * in documentation (online or textual) provided with the package.
22 * Redistribution and use in source and binary forms, with or without
23 * modification, are permitted provided that the following conditions
25 * 1. Redistributions of source code must retain the copyright
26 * notice, this list of conditions and the following disclaimer.
27 * 2. Redistributions in binary form must reproduce the above copyright
28 * notice, this list of conditions and the following disclaimer in the
29 * documentation and/or other materials provided with the distribution.
30 * 3. All advertising materials mentioning features or use of this software
31 * must display the following acknowledgement:
32 * "This product includes cryptographic software written by
33 * Eric Young (eay@cryptsoft.com)"
34 * The word 'cryptographic' can be left out if the rouines from the library
35 * being used are not cryptographic related :-).
36 * 4. If you include any Windows specific code (or a derivative thereof) from
37 * the apps directory (application code) you must include an acknowledgement:
38 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
41 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
43 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
44 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
45 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
46 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
48 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
49 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
52 * The licence and distribution terms for any publically available version or
53 * derivative of this code cannot be changed. i.e. this code cannot simply be
54 * copied and put under another distribution licence
55 * [including the GNU Public Licence.]
57 /* ====================================================================
58 * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
60 * Redistribution and use in source and binary forms, with or without
61 * modification, are permitted provided that the following conditions
64 * 1. Redistributions of source code must retain the above copyright
65 * notice, this list of conditions and the following disclaimer.
67 * 2. Redistributions in binary form must reproduce the above copyright
68 * notice, this list of conditions and the following disclaimer in
69 * the documentation and/or other materials provided with the
72 * 3. All advertising materials mentioning features or use of this
73 * software must display the following acknowledgment:
74 * "This product includes software developed by the OpenSSL Project
75 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
77 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
78 * endorse or promote products derived from this software without
79 * prior written permission. For written permission, please contact
80 * openssl-core@openssl.org.
82 * 5. Products derived from this software may not be called "OpenSSL"
83 * nor may "OpenSSL" appear in their names without prior written
84 * permission of the OpenSSL Project.
86 * 6. Redistributions of any form whatsoever must retain the following
88 * "This product includes software developed by the OpenSSL Project
89 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
91 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
92 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
93 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
94 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
95 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
96 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
97 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
98 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
99 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
100 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
101 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
102 * OF THE POSSIBILITY OF SUCH DAMAGE.
103 * ====================================================================
105 * This product includes cryptographic software written by Eric Young
106 * (eay@cryptsoft.com). This product includes software written by Tim
107 * Hudson (tjh@cryptsoft.com).
110 /* ====================================================================
111 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
112 * ECC cipher suite support in OpenSSL originally developed by
113 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
115 /* ====================================================================
116 * Copyright 2005 Nokia. All rights reserved.
118 * The portions of the attached software ("Contribution") is developed by
119 * Nokia Corporation and is licensed pursuant to the OpenSSL open source
122 * The Contribution, originally written by Mika Kousa and Pasi Eronen of
123 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
124 * support (see RFC 4279) to OpenSSL.
126 * No patent licenses or other rights except those expressly stated in
127 * the OpenSSL open source license shall be deemed granted or received
128 * expressly, by implication, estoppel, or otherwise.
130 * No assurances are provided by Nokia that the Contribution does not
131 * infringe the patent or other intellectual property rights of any third
132 * party or that the license provides you with all the necessary rights
133 * to make use of the Contribution.
135 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
136 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
137 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
138 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
146 #include <openssl/async.h>
148 #include <openssl/e_os2.h>
151 * With IPv6, it looks like Digital has mixed up the proper order of
152 * recursive header file inclusion, resulting in the compiler complaining
153 * that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which is
154 * needed to have fileno() declared correctly... So let's define u_int
156 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
158 typedef unsigned int u_int;
161 #include <openssl/lhash.h>
162 #include <openssl/bn.h>
165 #include <openssl/err.h>
166 #include <openssl/pem.h>
167 #include <openssl/x509.h>
168 #include <openssl/ssl.h>
169 #include <openssl/rand.h>
170 #include <openssl/ocsp.h>
171 #ifndef OPENSSL_NO_DH
172 # include <openssl/dh.h>
174 #ifndef OPENSSL_NO_RSA
175 # include <openssl/rsa.h>
177 #ifndef OPENSSL_NO_SRP
178 # include <openssl/srp.h>
181 #include "timeouts.h"
183 static int not_resumable_sess_cb(SSL *s, int is_forward_secure);
184 static int sv_body(int s, int stype, unsigned char *context);
185 static int www_body(int s, int stype, unsigned char *context);
186 static int rev_body(int s, int stype, unsigned char *context);
187 static void close_accept_socket(void);
188 static int init_ssl_connection(SSL *s);
189 static void print_stats(BIO *bp, SSL_CTX *ctx);
190 static int generate_session_id(const SSL *ssl, unsigned char *id,
191 unsigned int *id_len);
192 static void init_session_cache_ctx(SSL_CTX *sctx);
193 static void free_sessions(void);
194 #ifndef OPENSSL_NO_DH
195 static DH *load_dh_param(const char *dhfile);
198 static void s_server_init(void);
200 /* static int load_CA(SSL_CTX *ctx, char *file);*/
203 #define BUFSIZZ 16*1024
204 static int bufsize = BUFSIZZ;
205 static int accept_socket = -1;
207 #define TEST_CERT "server.pem"
208 #define TEST_CERT2 "server2.pem"
210 extern int verify_depth, verify_return_error, verify_quiet;
212 static int s_server_verify = SSL_VERIFY_NONE;
213 static int s_server_session_id_context = 1; /* anything will do */
214 static const char *s_cert_file = TEST_CERT, *s_key_file =
215 NULL, *s_chain_file = NULL;
217 static const char *s_cert_file2 = TEST_CERT2, *s_key_file2 = NULL;
218 static char *s_dcert_file = NULL, *s_dkey_file = NULL, *s_dchain_file = NULL;
219 static int s_nbio = 0;
220 static int s_nbio_test = 0;
221 static int s_crlf = 0;
222 static SSL_CTX *ctx = NULL;
223 static SSL_CTX *ctx2 = NULL;
226 static BIO *bio_s_out = NULL;
227 static BIO *bio_s_msg = NULL;
228 static int s_debug = 0;
229 static int s_tlsextdebug = 0;
230 static int s_tlsextstatus = 0;
231 static int cert_status_cb(SSL *s, void *arg);
232 static int no_resume_ephemeral = 0;
233 static int s_msg = 0;
234 static int s_quiet = 0;
235 static int s_ign_eof = 0;
236 static int s_brief = 0;
238 static char *keymatexportlabel = NULL;
239 static int keymatexportlen = 20;
241 static int async = 0;
242 static unsigned int split_send_fragment = 0;
243 static unsigned int max_pipelines = 0;
245 #ifndef OPENSSL_NO_ENGINE
246 static char *engine_id = NULL;
248 static const char *session_id_prefix = NULL;
250 #ifndef OPENSSL_NO_DTLS
251 static int enable_timeouts = 0;
252 static long socket_mtu;
253 static int cert_chain = 0;
255 static int dtlslisten = 0;
257 static BIO *serverinfo_in = NULL;
258 static const char *s_serverinfo_file = NULL;
260 #ifndef OPENSSL_NO_PSK
261 static char *psk_identity = "Client_identity";
262 char *psk_key = NULL; /* by default PSK is not used */
264 static unsigned int psk_server_cb(SSL *ssl, const char *identity,
266 unsigned int max_psk_len)
268 unsigned int psk_len = 0;
273 BIO_printf(bio_s_out, "psk_server_cb\n");
275 BIO_printf(bio_err, "Error: client did not send PSK identity\n");
279 BIO_printf(bio_s_out, "identity_len=%d identity=%s\n",
280 (int)strlen(identity), identity);
282 /* here we could lookup the given identity e.g. from a database */
283 if (strcmp(identity, psk_identity) != 0) {
284 BIO_printf(bio_s_out, "PSK error: client identity not found"
285 " (got '%s' expected '%s')\n", identity, psk_identity);
289 BIO_printf(bio_s_out, "PSK client identity found\n");
291 /* convert the PSK key to binary */
292 ret = BN_hex2bn(&bn, psk_key);
294 BIO_printf(bio_err, "Could not convert PSK key '%s' to BIGNUM\n",
299 if (BN_num_bytes(bn) > (int)max_psk_len) {
301 "psk buffer of callback is too small (%d) for key (%d)\n",
302 max_psk_len, BN_num_bytes(bn));
307 ret = BN_bn2bin(bn, psk);
312 psk_len = (unsigned int)ret;
315 BIO_printf(bio_s_out, "fetched PSK len=%d\n", psk_len);
319 BIO_printf(bio_err, "Error in PSK server callback\n");
320 (void)BIO_flush(bio_err);
321 (void)BIO_flush(bio_s_out);
326 #ifndef OPENSSL_NO_SRP
327 /* This is a context that we pass to callbacks */
328 typedef struct srpsrvparm_st {
335 * This callback pretends to require some asynchronous logic in order to
336 * obtain a verifier. When the callback is called for a new connection we
337 * return with a negative value. This will provoke the accept etc to return
338 * with an LOOKUP_X509. The main logic of the reinvokes the suspended call
339 * (which would normally occur after a worker has finished) and we set the
342 static int ssl_srp_server_param_cb(SSL *s, int *ad, void *arg)
344 srpsrvparm *p = (srpsrvparm *) arg;
345 int ret = SSL3_AL_FATAL;
347 if (p->login == NULL && p->user == NULL) {
348 p->login = SSL_get_srp_username(s);
349 BIO_printf(bio_err, "SRP username = \"%s\"\n", p->login);
353 if (p->user == NULL) {
354 BIO_printf(bio_err, "User %s doesn't exist\n", p->login);
358 if (SSL_set_srp_server_param
359 (s, p->user->N, p->user->g, p->user->s, p->user->v,
360 p->user->info) < 0) {
361 *ad = SSL_AD_INTERNAL_ERROR;
365 "SRP parameters set: username = \"%s\" info=\"%s\" \n",
366 p->login, p->user->info);
367 ret = SSL_ERROR_NONE;
370 SRP_user_pwd_free(p->user);
378 static void s_server_init(void)
382 s_server_verify = SSL_VERIFY_NONE;
385 s_dchain_file = NULL;
386 s_cert_file = TEST_CERT;
389 s_cert_file2 = TEST_CERT2;
402 split_send_fragment = 0;
404 #ifndef OPENSSL_NO_ENGINE
409 static int local_argc = 0;
410 static char **local_argv;
412 #ifdef CHARSET_EBCDIC
413 static int ebcdic_new(BIO *bi);
414 static int ebcdic_free(BIO *a);
415 static int ebcdic_read(BIO *b, char *out, int outl);
416 static int ebcdic_write(BIO *b, const char *in, int inl);
417 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr);
418 static int ebcdic_gets(BIO *bp, char *buf, int size);
419 static int ebcdic_puts(BIO *bp, const char *str);
421 # define BIO_TYPE_EBCDIC_FILTER (18|0x0200)
422 static BIO_METHOD methods_ebcdic = {
423 BIO_TYPE_EBCDIC_FILTER,
424 "EBCDIC/ASCII filter",
434 /* This struct is "unwarranted chumminess with the compiler." */
440 BIO_METHOD *BIO_f_ebcdic_filter()
442 return (&methods_ebcdic);
445 static int ebcdic_new(BIO *bi)
447 EBCDIC_OUTBUFF *wbuf;
449 wbuf = app_malloc(sizeof(*wbuf) + 1024, "ebcdic wbuf");
450 wbuf->alloced = 1024;
451 wbuf->buff[0] = '\0';
453 bi->ptr = (char *)wbuf;
459 static int ebcdic_free(BIO *a)
463 OPENSSL_free(a->ptr);
470 static int ebcdic_read(BIO *b, char *out, int outl)
474 if (out == NULL || outl == 0)
476 if (b->next_bio == NULL)
479 ret = BIO_read(b->next_bio, out, outl);
481 ascii2ebcdic(out, out, ret);
485 static int ebcdic_write(BIO *b, const char *in, int inl)
487 EBCDIC_OUTBUFF *wbuf;
492 if ((in == NULL) || (inl <= 0))
494 if (b->next_bio == NULL)
497 wbuf = (EBCDIC_OUTBUFF *) b->ptr;
499 if (inl > (num = wbuf->alloced)) {
500 num = num + num; /* double the size */
503 wbuf = app_malloc(sizeof(*wbuf) + num, "grow ebcdic wbuf");
504 OPENSSL_free(b->ptr);
507 wbuf->buff[0] = '\0';
509 b->ptr = (char *)wbuf;
512 ebcdic2ascii(wbuf->buff, in, inl);
514 ret = BIO_write(b->next_bio, wbuf->buff, inl);
519 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr)
523 if (b->next_bio == NULL)
530 ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
536 static int ebcdic_gets(BIO *bp, char *buf, int size)
539 if (bp->next_bio == NULL)
541 /* return(BIO_gets(bp->next_bio,buf,size));*/
542 for (i = 0; i < size - 1; ++i) {
543 ret = ebcdic_read(bp, &buf[i], 1);
546 else if (buf[i] == '\n') {
553 return (ret < 0 && i == 0) ? ret : i;
556 static int ebcdic_puts(BIO *bp, const char *str)
558 if (bp->next_bio == NULL)
560 return ebcdic_write(bp, str, strlen(str));
564 /* This is a context that we pass to callbacks */
565 typedef struct tlsextctx_st {
571 static int ssl_servername_cb(SSL *s, int *ad, void *arg)
573 tlsextctx *p = (tlsextctx *) arg;
574 const char *servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
575 if (servername && p->biodebug)
576 BIO_printf(p->biodebug, "Hostname in TLS extension: \"%s\"\n",
580 return SSL_TLSEXT_ERR_NOACK;
583 if (strcasecmp(servername, p->servername))
584 return p->extension_error;
586 BIO_printf(p->biodebug, "Switching server context.\n");
587 SSL_set_SSL_CTX(s, ctx2);
590 return SSL_TLSEXT_ERR_OK;
593 /* Structure passed to cert status callback */
595 typedef struct tlsextstatusctx_st {
596 /* Default responder to use */
597 char *host, *path, *port;
603 static tlsextstatusctx tlscstatp = { NULL, NULL, NULL, 0, -1, 0 };
606 * Certificate Status callback. This is called when a client includes a
607 * certificate status request extension. This is a simplified version. It
608 * examines certificates each time and makes one OCSP responder query for
609 * each request. A full version would store details such as the OCSP
610 * certificate IDs and minimise the number of OCSP responses by caching them
611 * until they were considered "expired".
614 static int cert_status_cb(SSL *s, void *arg)
616 tlsextstatusctx *srctx = arg;
617 char *host = NULL, *port = NULL, *path = NULL;
619 unsigned char *rspder = NULL;
621 STACK_OF(OPENSSL_STRING) *aia = NULL;
623 X509_STORE_CTX inctx;
625 OCSP_REQUEST *req = NULL;
626 OCSP_RESPONSE *resp = NULL;
627 OCSP_CERTID *id = NULL;
628 STACK_OF(X509_EXTENSION) *exts;
629 int ret = SSL_TLSEXT_ERR_NOACK;
633 BIO_puts(bio_err, "cert_status: callback called\n");
634 /* Build up OCSP query from server certificate */
635 x = SSL_get_certificate(s);
636 aia = X509_get1_ocsp(x);
638 if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia, 0),
639 &host, &port, &path, &use_ssl)) {
640 BIO_puts(bio_err, "cert_status: can't parse AIA URL\n");
644 BIO_printf(bio_err, "cert_status: AIA URL: %s\n",
645 sk_OPENSSL_STRING_value(aia, 0));
649 "cert_status: no AIA and no default responder URL\n");
655 use_ssl = srctx->use_ssl;
658 if (!X509_STORE_CTX_init(&inctx,
659 SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)),
662 if (X509_STORE_get_by_subject(&inctx, X509_LU_X509,
663 X509_get_issuer_name(x), &obj) <= 0) {
664 BIO_puts(bio_err, "cert_status: Can't retrieve issuer certificate.\n");
665 X509_STORE_CTX_cleanup(&inctx);
668 req = OCSP_REQUEST_new();
671 id = OCSP_cert_to_id(NULL, x, obj.data.x509);
672 X509_free(obj.data.x509);
673 X509_STORE_CTX_cleanup(&inctx);
676 if (!OCSP_request_add0_id(req, id))
679 /* Add any extensions to the request */
680 SSL_get_tlsext_status_exts(s, &exts);
681 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
682 X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
683 if (!OCSP_REQUEST_add_ext(req, ext, -1))
686 resp = process_responder(req, host, path, port, use_ssl, NULL,
689 BIO_puts(bio_err, "cert_status: error querying responder\n");
692 rspderlen = i2d_OCSP_RESPONSE(resp, &rspder);
695 SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen);
696 if (srctx->verbose) {
697 BIO_puts(bio_err, "cert_status: ocsp response sent:\n");
698 OCSP_RESPONSE_print(bio_err, resp, 2);
700 ret = SSL_TLSEXT_ERR_OK;
702 if (ret != SSL_TLSEXT_ERR_OK)
703 ERR_print_errors(bio_err);
708 X509_email_free(aia);
710 OCSP_CERTID_free(id);
711 OCSP_REQUEST_free(req);
712 OCSP_RESPONSE_free(resp);
715 ret = SSL_TLSEXT_ERR_ALERT_FATAL;
719 #ifndef OPENSSL_NO_NEXTPROTONEG
720 /* This is the context that we pass to next_proto_cb */
721 typedef struct tlsextnextprotoctx_st {
724 } tlsextnextprotoctx;
726 static int next_proto_cb(SSL *s, const unsigned char **data,
727 unsigned int *len, void *arg)
729 tlsextnextprotoctx *next_proto = arg;
731 *data = next_proto->data;
732 *len = next_proto->len;
734 return SSL_TLSEXT_ERR_OK;
736 #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
738 /* This the context that we pass to alpn_cb */
739 typedef struct tlsextalpnctx_st {
744 static int alpn_cb(SSL *s, const unsigned char **out, unsigned char *outlen,
745 const unsigned char *in, unsigned int inlen, void *arg)
747 tlsextalpnctx *alpn_ctx = arg;
750 /* We can assume that |in| is syntactically valid. */
752 BIO_printf(bio_s_out, "ALPN protocols advertised by the client: ");
753 for (i = 0; i < inlen;) {
755 BIO_write(bio_s_out, ", ", 2);
756 BIO_write(bio_s_out, &in[i + 1], in[i]);
759 BIO_write(bio_s_out, "\n", 1);
762 if (SSL_select_next_proto
763 ((unsigned char **)out, outlen, alpn_ctx->data, alpn_ctx->len, in,
764 inlen) != OPENSSL_NPN_NEGOTIATED) {
765 return SSL_TLSEXT_ERR_NOACK;
769 BIO_printf(bio_s_out, "ALPN protocols selected: ");
770 BIO_write(bio_s_out, *out, *outlen);
771 BIO_write(bio_s_out, "\n", 1);
774 return SSL_TLSEXT_ERR_OK;
777 static int not_resumable_sess_cb(SSL *s, int is_forward_secure)
779 /* disable resumption for sessions with forward secure ciphers */
780 return is_forward_secure;
783 #ifndef OPENSSL_NO_SRP
784 static srpsrvparm srp_callback_parm;
786 #ifndef OPENSSL_NO_SRTP
787 static char *srtp_profiles = NULL;
790 typedef enum OPTION_choice {
791 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, OPT_ENGINE,
792 OPT_4, OPT_6, OPT_ACCEPT, OPT_PORT, OPT_UNIX, OPT_UNLINK, OPT_NACCEPT,
793 OPT_VERIFY, OPT_UPPER_V_VERIFY, OPT_CONTEXT, OPT_CERT, OPT_CRL,
794 OPT_CRL_DOWNLOAD, OPT_SERVERINFO, OPT_CERTFORM, OPT_KEY, OPT_KEYFORM,
795 OPT_PASS, OPT_CERT_CHAIN, OPT_DHPARAM, OPT_DCERTFORM, OPT_DCERT,
796 OPT_DKEYFORM, OPT_DPASS, OPT_DKEY, OPT_DCERT_CHAIN, OPT_NOCERT,
797 OPT_CAPATH, OPT_NOCAPATH, OPT_CHAINCAPATH, OPT_VERIFYCAPATH, OPT_NO_CACHE,
798 OPT_EXT_CACHE, OPT_CRLFORM, OPT_VERIFY_RET_ERROR, OPT_VERIFY_QUIET,
799 OPT_BUILD_CHAIN, OPT_CAFILE, OPT_NOCAFILE, OPT_CHAINCAFILE,
800 OPT_VERIFYCAFILE, OPT_NBIO, OPT_NBIO_TEST, OPT_IGN_EOF, OPT_NO_IGN_EOF,
801 OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_STATUS_VERBOSE,
802 OPT_STATUS_TIMEOUT, OPT_STATUS_URL, OPT_MSG, OPT_MSGFILE, OPT_TRACE,
803 OPT_SECURITY_DEBUG, OPT_SECURITY_DEBUG_VERBOSE, OPT_STATE, OPT_CRLF,
804 OPT_QUIET, OPT_BRIEF, OPT_NO_DHE,
805 OPT_NO_RESUME_EPHEMERAL, OPT_PSK_HINT, OPT_PSK, OPT_SRPVFILE,
806 OPT_SRPUSERSEED, OPT_REV, OPT_WWW, OPT_UPPER_WWW, OPT_HTTP, OPT_ASYNC,
807 OPT_SSL_CONFIG, OPT_SPLIT_SEND_FRAG, OPT_MAX_PIPELINES, OPT_READ_BUF,
808 OPT_SSL3, OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1,
809 OPT_DTLS1_2, OPT_TIMEOUT, OPT_MTU, OPT_CHAIN, OPT_LISTEN,
810 OPT_ID_PREFIX, OPT_RAND, OPT_SERVERNAME, OPT_SERVERNAME_FATAL,
811 OPT_CERT2, OPT_KEY2, OPT_NEXTPROTONEG, OPT_ALPN,
812 OPT_SRTP_PROFILES, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN,
818 OPTIONS s_server_options[] = {
819 {"help", OPT_HELP, '-', "Display this summary"},
820 {"port", OPT_PORT, 'p',
821 "TCP/IP port to listen on for connections (default is " PORT ")"},
822 {"accept", OPT_ACCEPT, 's',
823 "TCP/IP optional host and port to accept on (default is " PORT ")"},
825 {"unix", OPT_UNIX, 's', "Unix domain socket to accept on"},
827 {"4", OPT_4, '-', "Use IPv4 only"},
828 {"6", OPT_6, '-', "Use IPv6 only"},
830 {"unlink", OPT_UNLINK, '-', "For -unix, unlink existing socket first"},
832 {"context", OPT_CONTEXT, 's', "Set session ID context"},
833 {"verify", OPT_VERIFY, 'n', "Turn on peer certificate verification"},
834 {"Verify", OPT_UPPER_V_VERIFY, 'n',
835 "Turn on peer certificate verification, must have a cert"},
836 {"cert", OPT_CERT, '<', "Certificate file to use; default is " TEST_CERT},
837 {"naccept", OPT_NACCEPT, 'p', "Terminate after pnum connections"},
838 {"serverinfo", OPT_SERVERINFO, 's',
839 "PEM serverinfo file for certificate"},
840 {"certform", OPT_CERTFORM, 'F',
841 "Certificate format (PEM or DER) PEM default"},
842 {"key", OPT_KEY, '<',
843 "Private Key if not in -cert; default is " TEST_CERT},
844 {"keyform", OPT_KEYFORM, 'f',
845 "Key format (PEM, DER or ENGINE) PEM default"},
846 {"pass", OPT_PASS, 's', "Private key file pass phrase source"},
847 {"dcert", OPT_DCERT, '<',
848 "Second certificate file to use (usually for DSA)"},
849 {"dcertform", OPT_DCERTFORM, 'F',
850 "Second certificate format (PEM or DER) PEM default"},
851 {"dkey", OPT_DKEY, '<',
852 "Second private key file to use (usually for DSA)"},
853 {"dkeyform", OPT_DKEYFORM, 'F',
854 "Second key format (PEM, DER or ENGINE) PEM default"},
855 {"dpass", OPT_DPASS, 's', "Second private key file pass phrase source"},
856 {"nbio_test", OPT_NBIO_TEST, '-', "Test with the non-blocking test bio"},
857 {"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"},
858 {"debug", OPT_DEBUG, '-', "Print more output"},
859 {"msg", OPT_MSG, '-', "Show protocol messages"},
860 {"msgfile", OPT_MSGFILE, '>',
861 "File to send output of -msg or -trace, instead of stdout"},
862 {"state", OPT_STATE, '-', "Print the SSL states"},
863 {"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"},
864 {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
865 {"no-CAfile", OPT_NOCAFILE, '-',
866 "Do not load the default certificates file"},
867 {"no-CApath", OPT_NOCAPATH, '-',
868 "Do not load certificates from the default certificates directory"},
869 {"nocert", OPT_NOCERT, '-', "Don't use any certificates (Anon-DH)"},
870 {"quiet", OPT_QUIET, '-', "No server output"},
871 {"no_resume_ephemeral", OPT_NO_RESUME_EPHEMERAL, '-',
872 "Disable caching and tickets if ephemeral (EC)DH is used"},
873 {"www", OPT_WWW, '-', "Respond to a 'GET /' with a status page"},
874 {"WWW", OPT_UPPER_WWW, '-', "Respond to a 'GET with the file ./path"},
875 {"servername", OPT_SERVERNAME, 's',
876 "Servername for HostName TLS extension"},
877 {"servername_fatal", OPT_SERVERNAME_FATAL, '-',
878 "mismatch send fatal alert (default warning alert)"},
879 {"cert2", OPT_CERT2, '<',
880 "Certificate file to use for servername; default is" TEST_CERT2},
881 {"key2", OPT_KEY2, '<',
882 "-Private Key file to use for servername if not in -cert2"},
883 {"tlsextdebug", OPT_TLSEXTDEBUG, '-',
884 "Hex dump of all TLS extensions received"},
885 {"HTTP", OPT_HTTP, '-', "Like -WWW but ./path incluedes HTTP headers"},
886 {"id_prefix", OPT_ID_PREFIX, 's',
887 "Generate SSL/TLS session IDs prefixed by arg"},
888 {"rand", OPT_RAND, 's',
889 "Load the file(s) into the random number generator"},
890 {"keymatexport", OPT_KEYMATEXPORT, 's',
891 "Export keying material using label"},
892 {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p',
893 "Export len bytes of keying material (default 20)"},
894 {"CRL", OPT_CRL, '<', "CRL file to use"},
895 {"crl_download", OPT_CRL_DOWNLOAD, '-',
896 "Download CRL from distribution points"},
897 {"cert_chain", OPT_CERT_CHAIN, '<',
898 "certificate chain file in PEM format"},
899 {"dcert_chain", OPT_DCERT_CHAIN, '<',
900 "second certificate chain file in PEM format"},
901 {"chainCApath", OPT_CHAINCAPATH, '/',
902 "use dir as certificate store path to build CA certificate chain"},
903 {"verifyCApath", OPT_VERIFYCAPATH, '/',
904 "use dir as certificate store path to verify CA certificate"},
905 {"no_cache", OPT_NO_CACHE, '-', "Disable session cache"},
906 {"ext_cache", OPT_EXT_CACHE, '-',
907 "Disable internal cache, setup and use external cache"},
908 {"CRLform", OPT_CRLFORM, 'F', "CRL format (PEM or DER) PEM is default" },
909 {"verify_return_error", OPT_VERIFY_RET_ERROR, '-',
910 "Close connection on verification error"},
911 {"verify_quiet", OPT_VERIFY_QUIET, '-',
912 "No verify output except verify errors"},
913 {"build_chain", OPT_BUILD_CHAIN, '-', "Build certificate chain"},
914 {"chainCAfile", OPT_CHAINCAFILE, '<',
915 "CA file for certificate chain (PEM format)"},
916 {"verifyCAfile", OPT_VERIFYCAFILE, '<',
917 "CA file for certificate verification (PEM format)"},
918 {"ign_eof", OPT_IGN_EOF, '-', "ignore input eof (default when -quiet)"},
919 {"no_ign_eof", OPT_NO_IGN_EOF, '-', "Do not ignore input eof"},
920 {"status", OPT_STATUS, '-', "Request certificate status from server"},
921 {"status_verbose", OPT_STATUS_VERBOSE, '-',
922 "Print more output in certificate status callback"},
923 {"status_timeout", OPT_STATUS_TIMEOUT, 'n',
924 "Status request responder timeout"},
925 {"status_url", OPT_STATUS_URL, 's', "Status request fallback URL"},
926 #ifndef OPENSSL_NO_SSL_TRACE
927 {"trace", OPT_TRACE, '-', "trace protocol messages"},
929 {"security_debug", OPT_SECURITY_DEBUG, '-',
930 "Print output from SSL/TLS security framework"},
931 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-',
932 "Print more output from SSL/TLS security framework"},
933 {"brief", OPT_BRIEF, '-', \
934 "Restrict output to brief summary of connection parameters"},
935 {"rev", OPT_REV, '-',
936 "act as a simple test server which just sends back with the received text reversed"},
937 {"async", OPT_ASYNC, '-', "Operate in asynchronous mode"},
938 {"ssl_config", OPT_SSL_CONFIG, 's', \
939 "Configure SSL_CTX using the configuration 'val'"},
940 {"split_send_frag", OPT_SPLIT_SEND_FRAG, 'n',
941 "Size used to split data for encrypt pipelines"},
942 {"max_pipelines", OPT_MAX_PIPELINES, 'n',
943 "Maximum number of encrypt/decrypt pipelines to be used"},
944 {"read_buf", OPT_READ_BUF, 'n',
945 "Default read buffer size to be used for connections"},
949 {"nbio", OPT_NBIO, '-', "Use non-blocking IO"},
950 #ifndef OPENSSL_NO_PSK
951 {"psk_hint", OPT_PSK_HINT, 's', "PSK identity hint to use"},
952 {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"},
954 #ifndef OPENSSL_NO_SRP
955 {"srpvfile", OPT_SRPVFILE, '<', "The verifier file for SRP"},
956 {"srpuserseed", OPT_SRPUSERSEED, 's',
957 "A seed string for a default user salt"},
959 #ifndef OPENSSL_NO_SSL3
960 {"ssl3", OPT_SSL3, '-', "Just talk SSLv3"},
962 #ifndef OPENSSL_NO_TLS1
963 {"tls1", OPT_TLS1, '-', "Just talk TLSv1"},
965 #ifndef OPENSSL_NO_TLS1_1
966 {"tls1_1", OPT_TLS1_1, '-', "Just talk TLSv1.1"},
968 #ifndef OPENSSL_NO_TLS1_2
969 {"tls1_2", OPT_TLS1_2, '-', "just talk TLSv1.2"},
971 #ifndef OPENSSL_NO_DTLS
972 {"dtls", OPT_DTLS, '-', "Use any DTLS version"},
973 {"timeout", OPT_TIMEOUT, '-', "Enable timeouts"},
974 {"mtu", OPT_MTU, 'p', "Set link layer MTU"},
975 {"chain", OPT_CHAIN, '-', "Read a certificate chain"},
976 {"listen", OPT_LISTEN, '-',
977 "Listen for a DTLS ClientHello with a cookie and then connect"},
979 #ifndef OPENSSL_NO_DTLS1
980 {"dtls1", OPT_DTLS1, '-', "Just talk DTLSv1"},
982 #ifndef OPENSSL_NO_DTLS1_2
983 {"dtls1_2", OPT_DTLS1_2, '-', "Just talk DTLSv1.2"},
985 #ifndef OPENSSL_NO_DH
986 {"no_dhe", OPT_NO_DHE, '-', "Disable ephemeral DH"},
988 #ifndef OPENSSL_NO_NEXTPROTONEG
989 {"nextprotoneg", OPT_NEXTPROTONEG, 's',
990 "Set the advertised protocols for the NPN extension (comma-separated list)"},
992 #ifndef OPENSSL_NO_SRTP
993 {"use_srtp", OPT_SRTP_PROFILES, 's',
994 "Offer SRTP key management with a colon-separated profile list"},
996 {"alpn", OPT_ALPN, 's',
997 "Set the advertised protocols for the ALPN extension (comma-separated list)"},
998 #ifndef OPENSSL_NO_ENGINE
999 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
1004 int s_server_main(int argc, char *argv[])
1007 EVP_PKEY *s_key = NULL, *s_dkey = NULL;
1008 SSL_CONF_CTX *cctx = NULL;
1009 const SSL_METHOD *meth = TLS_server_method();
1010 SSL_EXCERT *exc = NULL;
1011 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
1012 STACK_OF(X509) *s_chain = NULL, *s_dchain = NULL;
1013 STACK_OF(X509_CRL) *crls = NULL;
1014 X509 *s_cert = NULL, *s_dcert = NULL;
1015 X509_VERIFY_PARAM *vpm = NULL;
1016 char *CApath = NULL, *CAfile = NULL, *chCApath = NULL, *chCAfile = NULL;
1017 #ifndef OPENSSL_NO_DH
1018 char *dhfile = NULL;
1020 char *dpassarg = NULL, *dpass = NULL, *inrand = NULL;
1021 char *passarg = NULL, *pass = NULL, *vfyCApath = NULL, *vfyCAfile = NULL;
1022 char *crl_file = NULL, *prog;
1023 #ifndef OPENSSL_NO_PSK
1027 int unlink_unix_path = 0;
1029 do_server_cb server_cb;
1030 int vpmtouched = 0, build_chain = 0, no_cache = 0, ext_cache = 0;
1031 #ifndef OPENSSL_NO_DH
1034 int nocert = 0, ret = 1;
1035 int noCApath = 0, noCAfile = 0;
1036 int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM;
1037 int s_dcert_format = FORMAT_PEM, s_dkey_format = FORMAT_PEM;
1038 int rev = 0, naccept = -1, sdebug = 0;
1039 int socket_family = AF_UNSPEC, socket_type = SOCK_STREAM;
1040 int state = 0, crl_format = FORMAT_PEM, crl_download = 0;
1042 char *port = BUF_strdup(PORT);
1043 unsigned char *context = NULL;
1045 EVP_PKEY *s_key2 = NULL;
1046 X509 *s_cert2 = NULL;
1047 tlsextctx tlsextcbp = { NULL, NULL, SSL_TLSEXT_ERR_ALERT_WARNING };
1048 const char *ssl_config = NULL;
1049 int read_buf_len = 0;
1050 #ifndef OPENSSL_NO_NEXTPROTONEG
1051 const char *next_proto_neg_in = NULL;
1052 tlsextnextprotoctx next_proto = { NULL, 0 };
1054 const char *alpn_in = NULL;
1055 tlsextalpnctx alpn_ctx = { NULL, 0 };
1056 #ifndef OPENSSL_NO_PSK
1057 /* by default do not send a PSK identity hint */
1058 static char *psk_identity_hint = NULL;
1060 #ifndef OPENSSL_NO_SRP
1061 char *srpuserseed = NULL;
1062 char *srp_verifier_file = NULL;
1064 int min_version = 0, max_version = 0;
1070 cctx = SSL_CONF_CTX_new();
1071 vpm = X509_VERIFY_PARAM_new();
1072 if (cctx == NULL || vpm == NULL)
1074 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_SERVER | SSL_CONF_FLAG_CMDLINE);
1076 prog = opt_init(argc, argv, s_server_options);
1077 while ((o = opt_next()) != OPT_EOF) {
1082 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
1085 opt_help(s_server_options);
1091 if (socket_family == AF_UNIX) {
1092 OPENSSL_free(host); host = NULL;
1093 OPENSSL_free(port); port = NULL;
1096 socket_family = AF_INET;
1102 if (socket_family == AF_UNIX) {
1103 OPENSSL_free(host); host = NULL;
1104 OPENSSL_free(port); port = NULL;
1107 socket_family = AF_INET6;
1110 BIO_printf(bio_err, "%s: IPv6 domain sockets unsupported\n", prog);
1116 if (socket_family == AF_UNIX) {
1117 socket_family = AF_UNSPEC;
1120 OPENSSL_free(port); port = NULL;
1121 OPENSSL_free(host); host = NULL;
1122 if (BIO_parse_hostserv(opt_arg(), NULL, &port, BIO_PARSE_PRIO_SERV) < 1) {
1124 "%s: -port argument malformed or ambiguous\n",
1131 if (socket_family == AF_UNIX) {
1132 socket_family = AF_UNSPEC;
1135 OPENSSL_free(port); port = NULL;
1136 OPENSSL_free(host); host = NULL;
1137 if (BIO_parse_hostserv(opt_arg(), &host, &port, BIO_PARSE_PRIO_SERV) < 1) {
1139 "%s: -accept argument malformed or ambiguous\n",
1146 socket_family = AF_UNIX;
1147 OPENSSL_free(host); host = BUF_strdup(opt_arg());
1148 OPENSSL_free(port); port = NULL;
1151 unlink_unix_path = 1;
1155 naccept = atol(opt_arg());
1158 s_server_verify = SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE;
1159 verify_depth = atoi(opt_arg());
1161 BIO_printf(bio_err, "verify depth is %d\n", verify_depth);
1163 case OPT_UPPER_V_VERIFY:
1165 SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT |
1166 SSL_VERIFY_CLIENT_ONCE;
1167 verify_depth = atoi(opt_arg());
1170 "verify depth is %d, must return a certificate\n",
1174 context = (unsigned char *)opt_arg();
1177 s_cert_file = opt_arg();
1180 crl_file = opt_arg();
1182 case OPT_CRL_DOWNLOAD:
1185 case OPT_SERVERINFO:
1186 s_serverinfo_file = opt_arg();
1189 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_cert_format))
1193 s_key_file = opt_arg();
1196 if (!opt_format(opt_arg(), OPT_FMT_ANY, &s_key_format))
1200 passarg = opt_arg();
1202 case OPT_CERT_CHAIN:
1203 s_chain_file = opt_arg();
1206 #ifndef OPENSSL_NO_DH
1211 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_dcert_format))
1215 s_dcert_file = opt_arg();
1218 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_dkey_format))
1222 dpassarg = opt_arg();
1225 s_dkey_file = opt_arg();
1227 case OPT_DCERT_CHAIN:
1228 s_dchain_file = opt_arg();
1239 case OPT_CHAINCAPATH:
1240 chCApath = opt_arg();
1242 case OPT_VERIFYCAPATH:
1243 vfyCApath = opt_arg();
1252 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
1256 if (ssl_args == NULL)
1257 ssl_args = sk_OPENSSL_STRING_new_null();
1258 if (ssl_args == NULL
1259 || !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
1260 || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
1261 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1266 if (!opt_verify(o, vpm))
1271 if (!args_excert(o, &exc))
1274 case OPT_VERIFY_RET_ERROR:
1275 verify_return_error = 1;
1277 case OPT_VERIFY_QUIET:
1280 case OPT_BUILD_CHAIN:
1289 case OPT_CHAINCAFILE:
1290 chCAfile = opt_arg();
1292 case OPT_VERIFYCAFILE:
1293 vfyCAfile = opt_arg();
1299 s_nbio = s_nbio_test = 1;
1304 case OPT_NO_IGN_EOF:
1310 case OPT_TLSEXTDEBUG:
1316 case OPT_STATUS_VERBOSE:
1317 s_tlsextstatus = tlscstatp.verbose = 1;
1319 case OPT_STATUS_TIMEOUT:
1321 tlscstatp.timeout = atoi(opt_arg());
1323 case OPT_STATUS_URL:
1325 if (!OCSP_parse_url(opt_arg(),
1328 &tlscstatp.path, &tlscstatp.use_ssl)) {
1329 BIO_printf(bio_err, "Error parsing URL\n");
1337 bio_s_msg = BIO_new_file(opt_arg(), "w");
1340 #ifndef OPENSSL_NO_SSL_TRACE
1344 case OPT_SECURITY_DEBUG:
1347 case OPT_SECURITY_DEBUG_VERBOSE:
1360 s_quiet = s_brief = verify_quiet = 1;
1363 #ifndef OPENSSL_NO_DH
1367 case OPT_NO_RESUME_EPHEMERAL:
1368 no_resume_ephemeral = 1;
1371 #ifndef OPENSSL_NO_PSK
1372 psk_identity_hint = opt_arg();
1376 #ifndef OPENSSL_NO_PSK
1377 for (p = psk_key = opt_arg(); *p; p++) {
1378 if (isxdigit(_UC(*p)))
1380 BIO_printf(bio_err, "Not a hex number '%s'\n", *argv);
1386 #ifndef OPENSSL_NO_SRP
1387 srp_verifier_file = opt_arg();
1388 if (min_version < TLS1_VERSION)
1389 min_version = TLS1_VERSION;
1392 case OPT_SRPUSERSEED:
1393 #ifndef OPENSSL_NO_SRP
1394 srpuserseed = opt_arg();
1395 if (min_version < TLS1_VERSION)
1396 min_version = TLS1_VERSION;
1411 case OPT_SSL_CONFIG:
1412 ssl_config = opt_arg();
1415 min_version = SSL3_VERSION;
1416 max_version = SSL3_VERSION;
1419 min_version = TLS1_2_VERSION;
1420 max_version = TLS1_2_VERSION;
1423 min_version = TLS1_1_VERSION;
1424 max_version = TLS1_1_VERSION;
1427 min_version = TLS1_VERSION;
1428 max_version = TLS1_VERSION;
1431 #ifndef OPENSSL_NO_DTLS
1432 meth = DTLS_server_method();
1433 socket_type = SOCK_DGRAM;
1437 #ifndef OPENSSL_NO_DTLS
1438 meth = DTLS_server_method();
1439 min_version = DTLS1_VERSION;
1440 max_version = DTLS1_VERSION;
1441 socket_type = SOCK_DGRAM;
1445 #ifndef OPENSSL_NO_DTLS
1446 meth = DTLS_server_method();
1447 min_version = DTLS1_2_VERSION;
1448 max_version = DTLS1_2_VERSION;
1449 socket_type = SOCK_DGRAM;
1453 #ifndef OPENSSL_NO_DTLS
1454 enable_timeouts = 1;
1458 #ifndef OPENSSL_NO_DTLS
1459 socket_mtu = atol(opt_arg());
1463 #ifndef OPENSSL_NO_DTLS
1468 #ifndef OPENSSL_NO_DTLS
1473 session_id_prefix = opt_arg();
1476 e = setup_engine(opt_arg(), 1);
1481 case OPT_SERVERNAME:
1482 tlsextcbp.servername = opt_arg();
1484 case OPT_SERVERNAME_FATAL:
1485 tlsextcbp.extension_error = SSL_TLSEXT_ERR_ALERT_FATAL;
1488 s_cert_file2 = opt_arg();
1491 s_key_file2 = opt_arg();
1493 case OPT_NEXTPROTONEG:
1494 # ifndef OPENSSL_NO_NEXTPROTONEG
1495 next_proto_neg_in = opt_arg();
1499 alpn_in = opt_arg();
1501 case OPT_SRTP_PROFILES:
1502 #ifndef OPENSSL_NO_SRTP
1503 srtp_profiles = opt_arg();
1506 case OPT_KEYMATEXPORT:
1507 keymatexportlabel = opt_arg();
1509 case OPT_KEYMATEXPORTLEN:
1510 keymatexportlen = atoi(opt_arg());
1515 case OPT_SPLIT_SEND_FRAG:
1516 split_send_fragment = atoi(opt_arg());
1517 if (split_send_fragment == 0) {
1519 * Not allowed - set to a deliberately bad value so we get an
1520 * error message below
1522 split_send_fragment = SSL3_RT_MAX_PLAIN_LENGTH + 1;
1525 case OPT_MAX_PIPELINES:
1526 max_pipelines = atoi(opt_arg());
1529 read_buf_len = atoi(opt_arg());
1534 argc = opt_num_rest();
1537 #ifndef OPENSSL_NO_DTLS
1538 if (www && socket_type == SOCK_DGRAM) {
1539 BIO_printf(bio_err, "Can't use -HTTP, -www or -WWW with DTLS\n");
1543 if (dtlslisten && socket_type != SOCK_DGRAM) {
1544 BIO_printf(bio_err, "Can only use -listen with DTLS\n");
1550 if (socket_family == AF_UNIX && socket_type != SOCK_STREAM) {
1552 "Can't use unix sockets and datagrams together\n");
1557 if (split_send_fragment > SSL3_RT_MAX_PLAIN_LENGTH) {
1558 BIO_printf(bio_err, "Bad split send fragment size\n");
1562 if (max_pipelines > SSL_MAX_PIPELINES) {
1563 BIO_printf(bio_err, "Bad max pipelines value\n");
1567 if (!app_passwd(passarg, dpassarg, &pass, &dpass)) {
1568 BIO_printf(bio_err, "Error getting password\n");
1572 if (s_key_file == NULL)
1573 s_key_file = s_cert_file;
1575 if (s_key_file2 == NULL)
1576 s_key_file2 = s_cert_file2;
1578 if (!load_excert(&exc))
1582 s_key = load_key(s_key_file, s_key_format, 0, pass, e,
1583 "server certificate private key file");
1585 ERR_print_errors(bio_err);
1589 s_cert = load_cert(s_cert_file, s_cert_format,
1590 "server certificate file");
1593 ERR_print_errors(bio_err);
1597 if (!load_certs(s_chain_file, &s_chain, FORMAT_PEM, NULL,
1598 "server certificate chain"))
1602 if (tlsextcbp.servername) {
1603 s_key2 = load_key(s_key_file2, s_key_format, 0, pass, e,
1604 "second server certificate private key file");
1606 ERR_print_errors(bio_err);
1610 s_cert2 = load_cert(s_cert_file2, s_cert_format,
1611 "second server certificate file");
1614 ERR_print_errors(bio_err);
1619 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1620 if (next_proto_neg_in) {
1622 next_proto.data = next_protos_parse(&len, next_proto_neg_in);
1623 if (next_proto.data == NULL)
1625 next_proto.len = len;
1627 next_proto.data = NULL;
1630 alpn_ctx.data = NULL;
1633 alpn_ctx.data = next_protos_parse(&len, alpn_in);
1634 if (alpn_ctx.data == NULL)
1641 crl = load_crl(crl_file, crl_format);
1643 BIO_puts(bio_err, "Error loading CRL\n");
1644 ERR_print_errors(bio_err);
1647 crls = sk_X509_CRL_new_null();
1648 if (!crls || !sk_X509_CRL_push(crls, crl)) {
1649 BIO_puts(bio_err, "Error adding CRL\n");
1650 ERR_print_errors(bio_err);
1658 if (s_dkey_file == NULL)
1659 s_dkey_file = s_dcert_file;
1661 s_dkey = load_key(s_dkey_file, s_dkey_format,
1662 0, dpass, e, "second certificate private key file");
1664 ERR_print_errors(bio_err);
1668 s_dcert = load_cert(s_dcert_file, s_dcert_format,
1669 "second server certificate file");
1672 ERR_print_errors(bio_err);
1675 if (s_dchain_file) {
1676 if (!load_certs(s_dchain_file, &s_dchain, FORMAT_PEM, NULL,
1677 "second server certificate chain"))
1683 if (!app_RAND_load_file(NULL, 1) && inrand == NULL
1684 && !RAND_status()) {
1686 "warning, not much extra random data, consider using the -rand option\n");
1689 BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
1690 app_RAND_load_files(inrand));
1692 if (bio_s_out == NULL) {
1693 if (s_quiet && !s_debug) {
1694 bio_s_out = BIO_new(BIO_s_null());
1695 if (s_msg && !bio_s_msg)
1696 bio_s_msg = dup_bio_out(FORMAT_TEXT);
1698 if (bio_s_out == NULL)
1699 bio_s_out = dup_bio_out(FORMAT_TEXT);
1702 #if !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_EC)
1708 s_dcert_file = NULL;
1710 s_cert_file2 = NULL;
1714 ctx = SSL_CTX_new(meth);
1716 ERR_print_errors(bio_err);
1720 ssl_ctx_security_debug(ctx, sdebug);
1722 if (SSL_CTX_config(ctx, ssl_config) == 0) {
1723 BIO_printf(bio_err, "Error using configuration \"%s\"\n",
1725 ERR_print_errors(bio_err);
1729 if (SSL_CTX_set_min_proto_version(ctx, min_version) == 0)
1731 if (SSL_CTX_set_max_proto_version(ctx, max_version) == 0)
1734 if (session_id_prefix) {
1735 if (strlen(session_id_prefix) >= 32)
1737 "warning: id_prefix is too long, only one new session will be possible\n");
1738 if (!SSL_CTX_set_generate_session_id(ctx, generate_session_id)) {
1739 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1740 ERR_print_errors(bio_err);
1743 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1745 SSL_CTX_set_quiet_shutdown(ctx, 1);
1747 ssl_ctx_set_excert(ctx, exc);
1750 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1752 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_OFF);
1754 init_session_cache_ctx(ctx);
1756 SSL_CTX_sess_set_cache_size(ctx, 128);
1759 SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC);
1761 if (split_send_fragment > 0) {
1762 SSL_CTX_set_split_send_fragment(ctx, split_send_fragment);
1764 if (max_pipelines > 0) {
1765 SSL_CTX_set_max_pipelines(ctx, max_pipelines);
1768 if (read_buf_len > 0) {
1769 SSL_CTX_set_default_read_buffer_len(ctx, read_buf_len);
1772 #ifndef OPENSSL_NO_SRTP
1773 if (srtp_profiles != NULL) {
1774 /* Returns 0 on success! */
1775 if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) {
1776 BIO_printf(bio_err, "Error setting SRTP profile\n");
1777 ERR_print_errors(bio_err);
1783 if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) {
1784 ERR_print_errors(bio_err);
1787 if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) {
1788 BIO_printf(bio_err, "Error setting verify params\n");
1789 ERR_print_errors(bio_err);
1793 ssl_ctx_add_crls(ctx, crls, 0);
1794 if (!config_ctx(cctx, ssl_args, ctx))
1797 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1798 crls, crl_download)) {
1799 BIO_printf(bio_err, "Error loading store locations\n");
1800 ERR_print_errors(bio_err);
1805 ctx2 = SSL_CTX_new(meth);
1807 ERR_print_errors(bio_err);
1813 BIO_printf(bio_s_out, "Setting secondary ctx parameters\n");
1816 ssl_ctx_security_debug(ctx, sdebug);
1818 if (session_id_prefix) {
1819 if (strlen(session_id_prefix) >= 32)
1821 "warning: id_prefix is too long, only one new session will be possible\n");
1822 if (!SSL_CTX_set_generate_session_id(ctx2, generate_session_id)) {
1823 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1824 ERR_print_errors(bio_err);
1827 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1829 SSL_CTX_set_quiet_shutdown(ctx2, 1);
1831 ssl_ctx_set_excert(ctx2, exc);
1834 SSL_CTX_set_info_callback(ctx2, apps_ssl_info_callback);
1837 SSL_CTX_set_session_cache_mode(ctx2, SSL_SESS_CACHE_OFF);
1839 init_session_cache_ctx(ctx2);
1841 SSL_CTX_sess_set_cache_size(ctx2, 128);
1844 SSL_CTX_set_mode(ctx2, SSL_MODE_ASYNC);
1846 if ((!SSL_CTX_load_verify_locations(ctx2, CAfile, CApath)) ||
1847 (!SSL_CTX_set_default_verify_paths(ctx2))) {
1848 ERR_print_errors(bio_err);
1850 if (vpmtouched && !SSL_CTX_set1_param(ctx2, vpm)) {
1851 BIO_printf(bio_err, "Error setting verify params\n");
1852 ERR_print_errors(bio_err);
1856 ssl_ctx_add_crls(ctx2, crls, 0);
1857 if (!config_ctx(cctx, ssl_args, ctx2))
1860 #ifndef OPENSSL_NO_NEXTPROTONEG
1861 if (next_proto.data)
1862 SSL_CTX_set_next_protos_advertised_cb(ctx, next_proto_cb,
1866 SSL_CTX_set_alpn_select_cb(ctx, alpn_cb, &alpn_ctx);
1868 #ifndef OPENSSL_NO_DH
1873 dh = load_dh_param(dhfile);
1874 else if (s_cert_file)
1875 dh = load_dh_param(s_cert_file);
1878 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
1880 BIO_printf(bio_s_out, "Using default temp DH parameters\n");
1882 (void)BIO_flush(bio_s_out);
1885 SSL_CTX_set_dh_auto(ctx, 1);
1886 else if (!SSL_CTX_set_tmp_dh(ctx, dh)) {
1887 BIO_puts(bio_err, "Error setting temp DH parameters\n");
1888 ERR_print_errors(bio_err);
1895 DH *dh2 = load_dh_param(s_cert_file2);
1897 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
1898 (void)BIO_flush(bio_s_out);
1905 SSL_CTX_set_dh_auto(ctx2, 1);
1906 else if (!SSL_CTX_set_tmp_dh(ctx2, dh)) {
1907 BIO_puts(bio_err, "Error setting temp DH parameters\n");
1908 ERR_print_errors(bio_err);
1917 if (!set_cert_key_stuff(ctx, s_cert, s_key, s_chain, build_chain))
1920 if (s_serverinfo_file != NULL
1921 && !SSL_CTX_use_serverinfo_file(ctx, s_serverinfo_file)) {
1922 ERR_print_errors(bio_err);
1926 if (ctx2 && !set_cert_key_stuff(ctx2, s_cert2, s_key2, NULL, build_chain))
1929 if (s_dcert != NULL) {
1930 if (!set_cert_key_stuff(ctx, s_dcert, s_dkey, s_dchain, build_chain))
1934 if (no_resume_ephemeral) {
1935 SSL_CTX_set_not_resumable_session_callback(ctx,
1936 not_resumable_sess_cb);
1939 SSL_CTX_set_not_resumable_session_callback(ctx2,
1940 not_resumable_sess_cb);
1942 #ifndef OPENSSL_NO_PSK
1943 if (psk_key != NULL) {
1945 BIO_printf(bio_s_out,
1946 "PSK key given, setting server callback\n");
1947 SSL_CTX_set_psk_server_callback(ctx, psk_server_cb);
1950 if (!SSL_CTX_use_psk_identity_hint(ctx, psk_identity_hint)) {
1951 BIO_printf(bio_err, "error setting PSK identity hint to context\n");
1952 ERR_print_errors(bio_err);
1957 SSL_CTX_set_verify(ctx, s_server_verify, verify_callback);
1958 if (!SSL_CTX_set_session_id_context(ctx,
1959 (void *)&s_server_session_id_context,
1960 sizeof s_server_session_id_context)) {
1961 BIO_printf(bio_err, "error setting session id context\n");
1962 ERR_print_errors(bio_err);
1966 /* Set DTLS cookie generation and verification callbacks */
1967 SSL_CTX_set_cookie_generate_cb(ctx, generate_cookie_callback);
1968 SSL_CTX_set_cookie_verify_cb(ctx, verify_cookie_callback);
1971 SSL_CTX_set_verify(ctx2, s_server_verify, verify_callback);
1972 if (!SSL_CTX_set_session_id_context(ctx2,
1973 (void *)&s_server_session_id_context,
1974 sizeof s_server_session_id_context)) {
1975 BIO_printf(bio_err, "error setting session id context\n");
1976 ERR_print_errors(bio_err);
1979 tlsextcbp.biodebug = bio_s_out;
1980 SSL_CTX_set_tlsext_servername_callback(ctx2, ssl_servername_cb);
1981 SSL_CTX_set_tlsext_servername_arg(ctx2, &tlsextcbp);
1982 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1983 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1986 #ifndef OPENSSL_NO_SRP
1987 if (srp_verifier_file != NULL) {
1988 srp_callback_parm.vb = SRP_VBASE_new(srpuserseed);
1989 srp_callback_parm.user = NULL;
1990 srp_callback_parm.login = NULL;
1992 SRP_VBASE_init(srp_callback_parm.vb,
1993 srp_verifier_file)) != SRP_NO_ERROR) {
1995 "Cannot initialize SRP verifier file \"%s\":ret=%d\n",
1996 srp_verifier_file, ret);
1999 SSL_CTX_set_verify(ctx, SSL_VERIFY_NONE, verify_callback);
2000 SSL_CTX_set_srp_cb_arg(ctx, &srp_callback_parm);
2001 SSL_CTX_set_srp_username_callback(ctx, ssl_srp_server_param_cb);
2004 if (CAfile != NULL) {
2005 SSL_CTX_set_client_CA_list(ctx, SSL_load_client_CA_file(CAfile));
2008 SSL_CTX_set_client_CA_list(ctx2, SSL_load_client_CA_file(CAfile));
2010 if (s_tlsextstatus) {
2011 SSL_CTX_set_tlsext_status_cb(ctx, cert_status_cb);
2012 SSL_CTX_set_tlsext_status_arg(ctx, &tlscstatp);
2014 SSL_CTX_set_tlsext_status_cb(ctx2, cert_status_cb);
2015 SSL_CTX_set_tlsext_status_arg(ctx2, &tlscstatp);
2019 BIO_printf(bio_s_out, "ACCEPT\n");
2020 (void)BIO_flush(bio_s_out);
2022 server_cb = rev_body;
2024 server_cb = www_body;
2026 server_cb = sv_body;
2028 if (socket_family == AF_UNIX
2029 && unlink_unix_path)
2032 do_server(&accept_socket, host, port, socket_family, socket_type,
2033 server_cb, context, naccept);
2034 print_stats(bio_s_out, ctx);
2039 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2041 EVP_PKEY_free(s_key);
2042 EVP_PKEY_free(s_dkey);
2043 sk_X509_pop_free(s_chain, X509_free);
2044 sk_X509_pop_free(s_dchain, X509_free);
2046 OPENSSL_free(dpass);
2049 X509_VERIFY_PARAM_free(vpm);
2051 OPENSSL_free(tlscstatp.host);
2052 OPENSSL_free(tlscstatp.port);
2053 OPENSSL_free(tlscstatp.path);
2056 EVP_PKEY_free(s_key2);
2057 BIO_free(serverinfo_in);
2058 #ifndef OPENSSL_NO_NEXTPROTONEG
2059 OPENSSL_free(next_proto.data);
2061 OPENSSL_free(alpn_ctx.data);
2062 ssl_excert_free(exc);
2063 sk_OPENSSL_STRING_free(ssl_args);
2064 SSL_CONF_CTX_free(cctx);
2065 BIO_free(bio_s_out);
2067 BIO_free(bio_s_msg);
2072 static void print_stats(BIO *bio, SSL_CTX *ssl_ctx)
2074 BIO_printf(bio, "%4ld items in the session cache\n",
2075 SSL_CTX_sess_number(ssl_ctx));
2076 BIO_printf(bio, "%4ld client connects (SSL_connect())\n",
2077 SSL_CTX_sess_connect(ssl_ctx));
2078 BIO_printf(bio, "%4ld client renegotiates (SSL_connect())\n",
2079 SSL_CTX_sess_connect_renegotiate(ssl_ctx));
2080 BIO_printf(bio, "%4ld client connects that finished\n",
2081 SSL_CTX_sess_connect_good(ssl_ctx));
2082 BIO_printf(bio, "%4ld server accepts (SSL_accept())\n",
2083 SSL_CTX_sess_accept(ssl_ctx));
2084 BIO_printf(bio, "%4ld server renegotiates (SSL_accept())\n",
2085 SSL_CTX_sess_accept_renegotiate(ssl_ctx));
2086 BIO_printf(bio, "%4ld server accepts that finished\n",
2087 SSL_CTX_sess_accept_good(ssl_ctx));
2088 BIO_printf(bio, "%4ld session cache hits\n", SSL_CTX_sess_hits(ssl_ctx));
2089 BIO_printf(bio, "%4ld session cache misses\n",
2090 SSL_CTX_sess_misses(ssl_ctx));
2091 BIO_printf(bio, "%4ld session cache timeouts\n",
2092 SSL_CTX_sess_timeouts(ssl_ctx));
2093 BIO_printf(bio, "%4ld callback cache hits\n",
2094 SSL_CTX_sess_cb_hits(ssl_ctx));
2095 BIO_printf(bio, "%4ld cache full overflows (%ld allowed)\n",
2096 SSL_CTX_sess_cache_full(ssl_ctx),
2097 SSL_CTX_sess_get_cache_size(ssl_ctx));
2100 static int sv_body(int s, int stype, unsigned char *context)
2109 struct timeval timeout;
2110 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2113 struct timeval *timeoutp;
2116 buf = app_malloc(bufsize, "server buffer");
2118 if (!BIO_socket_nbio(s, 1))
2119 ERR_print_errors(bio_err);
2121 BIO_printf(bio_err, "Turned on non blocking io\n");
2127 if (s_tlsextdebug) {
2128 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2129 SSL_set_tlsext_debug_arg(con, bio_s_out);
2133 && !SSL_set_session_id_context(con,
2134 context, strlen((char *)context))) {
2135 BIO_printf(bio_err, "Error setting session id context\n");
2140 if (!SSL_clear(con)) {
2141 BIO_printf(bio_err, "Error clearing SSL connection\n");
2145 #ifndef OPENSSL_NO_DTLS
2146 if (stype == SOCK_DGRAM) {
2148 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
2150 if (enable_timeouts) {
2152 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
2153 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
2156 timeout.tv_usec = DGRAM_SND_TIMEOUT;
2157 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
2161 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
2162 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
2163 DTLS_get_link_min_mtu(con));
2168 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
2169 if (!DTLS_set_link_mtu(con, socket_mtu)) {
2170 BIO_printf(bio_err, "Failed to set MTU\n");
2176 /* want to do MTU discovery */
2177 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
2179 /* turn on cookie exchange */
2180 SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE);
2183 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2188 test = BIO_new(BIO_f_nbio_test());
2189 sbio = BIO_push(test, sbio);
2192 SSL_set_bio(con, sbio, sbio);
2193 SSL_set_accept_state(con);
2194 /* SSL_set_fd(con,s); */
2197 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
2198 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
2201 #ifndef OPENSSL_NO_SSL_TRACE
2203 SSL_set_msg_callback(con, SSL_trace);
2206 SSL_set_msg_callback(con, msg_cb);
2207 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2210 if (s_tlsextdebug) {
2211 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2212 SSL_set_tlsext_debug_arg(con, bio_s_out);
2217 int read_from_terminal;
2218 int read_from_sslcon;
2220 read_from_terminal = 0;
2221 read_from_sslcon = SSL_has_pending(con)
2222 || (async && SSL_waiting_for_async(con));
2224 if (!read_from_sslcon) {
2226 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
2227 openssl_fdset(fileno(stdin), &readfds);
2229 openssl_fdset(s, &readfds);
2231 * Note: under VMS with SOCKETSHR the second parameter is
2232 * currently of type (int *) whereas under other systems it is
2233 * (void *) if you don't have a cast it will choke the compiler:
2234 * if you do have a cast then you can either go for (int *) or
2237 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2239 * Under DOS (non-djgpp) and Windows we can't select on stdin:
2240 * only on sockets. As a workaround we timeout the select every
2241 * second and check for any keypress. In a proper Windows
2242 * application we wouldn't do this because it is inefficient.
2246 i = select(width, (void *)&readfds, NULL, NULL, &tv);
2247 if ((i < 0) || (!i && !_kbhit()))
2250 read_from_terminal = 1;
2252 if ((SSL_version(con) == DTLS1_VERSION) &&
2253 DTLSv1_get_timeout(con, &timeout))
2254 timeoutp = &timeout;
2258 i = select(width, (void *)&readfds, NULL, NULL, timeoutp);
2260 if ((SSL_version(con) == DTLS1_VERSION)
2261 && DTLSv1_handle_timeout(con) > 0) {
2262 BIO_printf(bio_err, "TIMEOUT occurred\n");
2267 if (FD_ISSET(fileno(stdin), &readfds))
2268 read_from_terminal = 1;
2270 if (FD_ISSET(s, &readfds))
2271 read_from_sslcon = 1;
2273 if (read_from_terminal) {
2277 i = raw_read_stdin(buf, bufsize / 2);
2279 /* both loops are skipped when i <= 0 */
2280 for (j = 0; j < i; j++)
2283 for (j = i - 1; j >= 0; j--) {
2284 buf[j + lf_num] = buf[j];
2285 if (buf[j] == '\n') {
2288 buf[j + lf_num] = '\r';
2291 assert(lf_num == 0);
2293 i = raw_read_stdin(buf, bufsize);
2294 if (!s_quiet && !s_brief) {
2295 if ((i <= 0) || (buf[0] == 'Q')) {
2296 BIO_printf(bio_s_out, "DONE\n");
2297 (void)BIO_flush(bio_s_out);
2299 close_accept_socket();
2303 if ((i <= 0) || (buf[0] == 'q')) {
2304 BIO_printf(bio_s_out, "DONE\n");
2305 (void)BIO_flush(bio_s_out);
2306 if (SSL_version(con) != DTLS1_VERSION)
2309 * close_accept_socket(); ret= -11;
2313 #ifndef OPENSSL_NO_HEARTBEATS
2314 if ((buf[0] == 'B') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2315 BIO_printf(bio_err, "HEARTBEATING\n");
2321 if ((buf[0] == 'r') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2322 SSL_renegotiate(con);
2323 i = SSL_do_handshake(con);
2324 printf("SSL_do_handshake -> %d\n", i);
2328 * strcpy(buf,"server side RE-NEGOTIATE\n");
2331 if ((buf[0] == 'R') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2333 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
2335 SSL_renegotiate(con);
2336 i = SSL_do_handshake(con);
2337 printf("SSL_do_handshake -> %d\n", i);
2341 * strcpy(buf,"server side RE-NEGOTIATE asking for client
2345 if (buf[0] == 'P') {
2346 static const char *str = "Lets print some clear text\n";
2347 BIO_write(SSL_get_wbio(con), str, strlen(str));
2349 if (buf[0] == 'S') {
2350 print_stats(bio_s_out, SSL_get_SSL_CTX(con));
2353 #ifdef CHARSET_EBCDIC
2354 ebcdic2ascii(buf, buf, i);
2358 /* should do a select for the write */
2362 if (++count == 100) {
2364 SSL_renegotiate(con);
2368 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2369 #ifndef OPENSSL_NO_SRP
2370 while (SSL_get_error(con, k) == SSL_ERROR_WANT_X509_LOOKUP) {
2371 BIO_printf(bio_s_out, "LOOKUP renego during write\n");
2372 SRP_user_pwd_free(srp_callback_parm.user);
2373 srp_callback_parm.user =
2374 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2375 srp_callback_parm.login);
2376 if (srp_callback_parm.user)
2377 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2378 srp_callback_parm.user->info);
2380 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2381 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2384 switch (SSL_get_error(con, k)) {
2385 case SSL_ERROR_NONE:
2387 case SSL_ERROR_WANT_ASYNC:
2388 BIO_printf(bio_s_out, "Write BLOCK (Async)\n");
2389 wait_for_async(con);
2391 case SSL_ERROR_WANT_WRITE:
2392 case SSL_ERROR_WANT_READ:
2393 case SSL_ERROR_WANT_X509_LOOKUP:
2394 BIO_printf(bio_s_out, "Write BLOCK\n");
2396 case SSL_ERROR_SYSCALL:
2398 BIO_printf(bio_s_out, "ERROR\n");
2399 (void)BIO_flush(bio_s_out);
2400 ERR_print_errors(bio_err);
2404 case SSL_ERROR_ZERO_RETURN:
2405 BIO_printf(bio_s_out, "DONE\n");
2406 (void)BIO_flush(bio_s_out);
2418 if (read_from_sslcon) {
2420 * init_ssl_connection handles all async events itself so if we're
2421 * waiting for async then we shouldn't go back into
2422 * init_ssl_connection
2424 if ((!async || !SSL_waiting_for_async(con))
2425 && !SSL_is_init_finished(con)) {
2426 i = init_ssl_connection(con);
2431 } else if (i == 0) {
2437 i = SSL_read(con, (char *)buf, bufsize);
2438 #ifndef OPENSSL_NO_SRP
2439 while (SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2440 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2441 SRP_user_pwd_free(srp_callback_parm.user);
2442 srp_callback_parm.user =
2443 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2444 srp_callback_parm.login);
2445 if (srp_callback_parm.user)
2446 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2447 srp_callback_parm.user->info);
2449 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2450 i = SSL_read(con, (char *)buf, bufsize);
2453 switch (SSL_get_error(con, i)) {
2454 case SSL_ERROR_NONE:
2455 #ifdef CHARSET_EBCDIC
2456 ascii2ebcdic(buf, buf, i);
2458 raw_write_stdout(buf, (unsigned int)i);
2459 if (SSL_has_pending(con))
2462 case SSL_ERROR_WANT_ASYNC:
2463 BIO_printf(bio_s_out, "Read BLOCK (Async)\n");
2464 wait_for_async(con);
2466 case SSL_ERROR_WANT_WRITE:
2467 case SSL_ERROR_WANT_READ:
2468 BIO_printf(bio_s_out, "Read BLOCK\n");
2470 case SSL_ERROR_SYSCALL:
2472 BIO_printf(bio_s_out, "ERROR\n");
2473 (void)BIO_flush(bio_s_out);
2474 ERR_print_errors(bio_err);
2477 case SSL_ERROR_ZERO_RETURN:
2478 BIO_printf(bio_s_out, "DONE\n");
2479 (void)BIO_flush(bio_s_out);
2488 BIO_printf(bio_s_out, "shutting down SSL\n");
2489 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
2492 BIO_printf(bio_s_out, "CONNECTION CLOSED\n");
2493 OPENSSL_clear_free(buf, bufsize);
2495 BIO_printf(bio_s_out, "ACCEPT\n");
2496 (void)BIO_flush(bio_s_out);
2500 static void close_accept_socket(void)
2502 BIO_printf(bio_err, "shutdown accept socket\n");
2503 if (accept_socket >= 0) {
2504 BIO_closesocket(accept_socket);
2508 static int init_ssl_connection(SSL *con)
2515 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2516 const unsigned char *next_proto_neg;
2517 unsigned next_proto_neg_len;
2519 unsigned char *exportedkeymat;
2521 #ifndef OPENSSL_NO_DTLS
2523 BIO_ADDR *client = NULL;
2525 if ((client = BIO_ADDR_new()) == NULL) {
2526 BIO_printf(bio_err, "ERROR - memory\n");
2529 i = DTLSv1_listen(con, client);
2534 wbio = SSL_get_wbio(con);
2536 BIO_get_fd(wbio, &fd);
2539 if(!wbio || BIO_connect(fd, client, 0) == 0) {
2540 BIO_printf(bio_err, "ERROR - unable to connect\n");
2541 BIO_ADDR_free(client);
2544 BIO_ADDR_free(client);
2546 i = SSL_accept(con);
2552 i = SSL_accept(con);
2554 #ifdef CERT_CB_TEST_RETRY
2556 while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP
2557 && SSL_get_state(con) == TLS_ST_SR_CLNT_HELLO) {
2559 "LOOKUP from certificate callback during accept\n");
2560 i = SSL_accept(con);
2565 #ifndef OPENSSL_NO_SRP
2566 while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2567 BIO_printf(bio_s_out, "LOOKUP during accept %s\n",
2568 srp_callback_parm.login);
2569 SRP_user_pwd_free(srp_callback_parm.user);
2570 srp_callback_parm.user =
2571 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2572 srp_callback_parm.login);
2573 if (srp_callback_parm.user)
2574 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2575 srp_callback_parm.user->info);
2577 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2578 i = SSL_accept(con);
2581 } while (i < 0 && SSL_waiting_for_async(con));
2584 if ((dtlslisten && i == 0)
2585 || (!dtlslisten && BIO_sock_should_retry(i))) {
2586 BIO_printf(bio_s_out, "DELAY\n");
2590 BIO_printf(bio_err, "ERROR\n");
2592 verify_err = SSL_get_verify_result(con);
2593 if (verify_err != X509_V_OK) {
2594 BIO_printf(bio_err, "verify error:%s\n",
2595 X509_verify_cert_error_string(verify_err));
2597 /* Always print any error messages */
2598 ERR_print_errors(bio_err);
2603 print_ssl_summary(con);
2605 PEM_write_bio_SSL_SESSION(bio_s_out, SSL_get_session(con));
2607 peer = SSL_get_peer_certificate(con);
2609 BIO_printf(bio_s_out, "Client certificate\n");
2610 PEM_write_bio_X509(bio_s_out, peer);
2611 X509_NAME_oneline(X509_get_subject_name(peer), buf, sizeof buf);
2612 BIO_printf(bio_s_out, "subject=%s\n", buf);
2613 X509_NAME_oneline(X509_get_issuer_name(peer), buf, sizeof buf);
2614 BIO_printf(bio_s_out, "issuer=%s\n", buf);
2619 if (SSL_get_shared_ciphers(con, buf, sizeof buf) != NULL)
2620 BIO_printf(bio_s_out, "Shared ciphers:%s\n", buf);
2621 str = SSL_CIPHER_get_name(SSL_get_current_cipher(con));
2622 ssl_print_sigalgs(bio_s_out, con);
2623 #ifndef OPENSSL_NO_EC
2624 ssl_print_point_formats(bio_s_out, con);
2625 ssl_print_curves(bio_s_out, con, 0);
2627 BIO_printf(bio_s_out, "CIPHER is %s\n", (str != NULL) ? str : "(NONE)");
2629 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2630 SSL_get0_next_proto_negotiated(con, &next_proto_neg, &next_proto_neg_len);
2631 if (next_proto_neg) {
2632 BIO_printf(bio_s_out, "NEXTPROTO is ");
2633 BIO_write(bio_s_out, next_proto_neg, next_proto_neg_len);
2634 BIO_printf(bio_s_out, "\n");
2637 #ifndef OPENSSL_NO_SRTP
2639 SRTP_PROTECTION_PROFILE *srtp_profile
2640 = SSL_get_selected_srtp_profile(con);
2643 BIO_printf(bio_s_out, "SRTP Extension negotiated, profile=%s\n",
2644 srtp_profile->name);
2647 if (SSL_session_reused(con))
2648 BIO_printf(bio_s_out, "Reused session-id\n");
2649 BIO_printf(bio_s_out, "Secure Renegotiation IS%s supported\n",
2650 SSL_get_secure_renegotiation_support(con) ? "" : " NOT");
2651 if (keymatexportlabel != NULL) {
2652 BIO_printf(bio_s_out, "Keying material exporter:\n");
2653 BIO_printf(bio_s_out, " Label: '%s'\n", keymatexportlabel);
2654 BIO_printf(bio_s_out, " Length: %i bytes\n", keymatexportlen);
2655 exportedkeymat = app_malloc(keymatexportlen, "export key");
2656 if (!SSL_export_keying_material(con, exportedkeymat,
2659 strlen(keymatexportlabel),
2661 BIO_printf(bio_s_out, " Error\n");
2663 BIO_printf(bio_s_out, " Keying material: ");
2664 for (i = 0; i < keymatexportlen; i++)
2665 BIO_printf(bio_s_out, "%02X", exportedkeymat[i]);
2666 BIO_printf(bio_s_out, "\n");
2668 OPENSSL_free(exportedkeymat);
2674 #ifndef OPENSSL_NO_DH
2675 static DH *load_dh_param(const char *dhfile)
2680 if ((bio = BIO_new_file(dhfile, "r")) == NULL)
2682 ret = PEM_read_bio_DHparams(bio, NULL, NULL, NULL);
2689 static int www_body(int s, int stype, unsigned char *context)
2695 const SSL_CIPHER *c;
2696 BIO *io, *ssl_bio, *sbio;
2698 int total_bytes = 0;
2703 /* Set width for a select call if needed */
2706 buf = app_malloc(bufsize, "server www buffer");
2707 io = BIO_new(BIO_f_buffer());
2708 ssl_bio = BIO_new(BIO_f_ssl());
2709 if ((io == NULL) || (ssl_bio == NULL))
2713 if (!BIO_socket_nbio(s, 1))
2714 ERR_print_errors(bio_err);
2716 BIO_printf(bio_err, "Turned on non blocking io\n");
2719 /* lets make the output buffer a reasonable size */
2720 if (!BIO_set_write_buffer_size(io, bufsize))
2723 if ((con = SSL_new(ctx)) == NULL)
2726 if (s_tlsextdebug) {
2727 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2728 SSL_set_tlsext_debug_arg(con, bio_s_out);
2731 if (context && !SSL_set_session_id_context(con, context,
2732 strlen((char *)context)))
2735 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2739 test = BIO_new(BIO_f_nbio_test());
2740 sbio = BIO_push(test, sbio);
2742 SSL_set_bio(con, sbio, sbio);
2743 SSL_set_accept_state(con);
2745 /* SSL_set_fd(con,s); */
2746 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
2747 BIO_push(io, ssl_bio);
2748 #ifdef CHARSET_EBCDIC
2749 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
2753 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
2754 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
2757 #ifndef OPENSSL_NO_SSL_TRACE
2759 SSL_set_msg_callback(con, SSL_trace);
2762 SSL_set_msg_callback(con, msg_cb);
2763 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2767 i = BIO_gets(io, buf, bufsize - 1);
2768 if (i < 0) { /* error */
2769 if (!BIO_should_retry(io) && !SSL_waiting_for_async(con)) {
2771 ERR_print_errors(bio_err);
2774 BIO_printf(bio_s_out, "read R BLOCK\n");
2775 #ifndef OPENSSL_NO_SRP
2776 if (BIO_should_io_special(io)
2777 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
2778 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2779 SRP_user_pwd_free(srp_callback_parm.user);
2780 srp_callback_parm.user =
2781 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2782 srp_callback_parm.login);
2783 if (srp_callback_parm.user)
2784 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2785 srp_callback_parm.user->info);
2787 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2791 #if !defined(OPENSSL_SYS_MSDOS)
2796 } else if (i == 0) { /* end of input */
2801 /* else we have data */
2802 if (((www == 1) && (strncmp("GET ", buf, 4) == 0)) ||
2803 ((www == 2) && (strncmp("GET /stats ", buf, 11) == 0))) {
2806 STACK_OF(SSL_CIPHER) *sk;
2807 static const char *space = " ";
2809 if (www == 1 && strncmp("GET /reneg", buf, 10) == 0) {
2810 if (strncmp("GET /renegcert", buf, 14) == 0)
2812 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
2814 i = SSL_renegotiate(con);
2815 BIO_printf(bio_s_out, "SSL_renegotiate -> %d\n", i);
2816 /* Send the HelloRequest */
2817 i = SSL_do_handshake(con);
2819 BIO_printf(bio_s_out, "SSL_do_handshake() Retval %d\n",
2820 SSL_get_error(con, i));
2821 ERR_print_errors(bio_err);
2824 /* Wait for a ClientHello to come back */
2826 openssl_fdset(s, &readfds);
2827 i = select(width, (void *)&readfds, NULL, NULL, NULL);
2828 if (i <= 0 || !FD_ISSET(s, &readfds)) {
2829 BIO_printf(bio_s_out, "Error waiting for client response\n");
2830 ERR_print_errors(bio_err);
2834 * We're not actually expecting any data here and we ignore
2835 * any that is sent. This is just to force the handshake that
2836 * we're expecting to come from the client. If they haven't
2837 * sent one there's not much we can do.
2839 BIO_gets(io, buf, bufsize - 1);
2843 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2844 BIO_puts(io, "<HTML><BODY BGCOLOR=\"#ffffff\">\n");
2845 BIO_puts(io, "<pre>\n");
2846 /* BIO_puts(io, OpenSSL_version(OPENSSL_VERSION)); */
2848 for (i = 0; i < local_argc; i++) {
2850 for (myp = local_argv[i]; *myp; myp++)
2853 BIO_puts(io, "<");
2856 BIO_puts(io, ">");
2859 BIO_puts(io, "&");
2862 BIO_write(io, myp, 1);
2865 BIO_write(io, " ", 1);
2870 "Secure Renegotiation IS%s supported\n",
2871 SSL_get_secure_renegotiation_support(con) ?
2875 * The following is evil and should not really be done
2877 BIO_printf(io, "Ciphers supported in s_server binary\n");
2878 sk = SSL_get_ciphers(con);
2879 j = sk_SSL_CIPHER_num(sk);
2880 for (i = 0; i < j; i++) {
2881 c = sk_SSL_CIPHER_value(sk, i);
2882 BIO_printf(io, "%-11s:%-25s ",
2883 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2884 if ((((i + 1) % 2) == 0) && (i + 1 != j))
2888 p = SSL_get_shared_ciphers(con, buf, bufsize);
2891 "---\nCiphers common between both SSL end points:\n");
2895 BIO_write(io, space, 26 - j);
2898 BIO_write(io, ((i % 3) ? " " : "\n"), 1);
2900 BIO_write(io, p, 1);
2907 ssl_print_sigalgs(io, con);
2908 #ifndef OPENSSL_NO_EC
2909 ssl_print_curves(io, con, 0);
2911 BIO_printf(io, (SSL_session_reused(con)
2912 ? "---\nReused, " : "---\nNew, "));
2913 c = SSL_get_current_cipher(con);
2914 BIO_printf(io, "%s, Cipher is %s\n",
2915 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2916 SSL_SESSION_print(io, SSL_get_session(con));
2917 BIO_printf(io, "---\n");
2918 print_stats(io, SSL_get_SSL_CTX(con));
2919 BIO_printf(io, "---\n");
2920 peer = SSL_get_peer_certificate(con);
2922 BIO_printf(io, "Client certificate\n");
2923 X509_print(io, peer);
2924 PEM_write_bio_X509(io, peer);
2928 BIO_puts(io, "no client certificate available\n");
2929 BIO_puts(io, "</BODY></HTML>\r\n\r\n");
2931 } else if ((www == 2 || www == 3)
2932 && (strncmp("GET /", buf, 5) == 0)) {
2935 static const char *text =
2936 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
2942 for (e = p; *e != '\0'; e++) {
2948 dot = (e[0] == '.') ? 2 : 0;
2951 dot = (e[0] == '.') ? 3 : 0;
2954 dot = (e[0] == '/') ? -1 : 0;
2958 dot = (e[0] == '/') ? 1 : 0;
2960 dot = (dot == 3) || (dot == -1); /* filename contains ".."
2965 BIO_printf(io, "'%s' is an invalid file name\r\n", p);
2972 BIO_printf(io, "'%s' contains '..' reference\r\n", p);
2978 BIO_printf(io, "'%s' is an invalid path\r\n", p);
2982 /* if a directory, do the index thang */
2983 if (app_isdir(p) > 0) {
2985 BIO_printf(io, "'%s' is a directory\r\n", p);
2989 if ((file = BIO_new_file(p, "r")) == NULL) {
2991 BIO_printf(io, "Error opening '%s'\r\n", p);
2992 ERR_print_errors(io);
2997 BIO_printf(bio_err, "FILE:%s\n", p);
3001 if (((i > 5) && (strcmp(&(p[i - 5]), ".html") == 0)) ||
3002 ((i > 4) && (strcmp(&(p[i - 4]), ".php") == 0)) ||
3003 ((i > 4) && (strcmp(&(p[i - 4]), ".htm") == 0)))
3005 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
3008 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n");
3012 i = BIO_read(file, buf, bufsize);
3018 BIO_printf(bio_err, "%d\n", i);
3019 if (total_bytes > 3 * 1024) {
3021 BIO_printf(bio_err, "RENEGOTIATE\n");
3022 SSL_renegotiate(con);
3026 for (j = 0; j < i;) {
3030 if (++count == 13) {
3031 SSL_renegotiate(con);
3035 k = BIO_write(io, &(buf[j]), i - j);
3037 if (!BIO_should_retry(io) && !SSL_waiting_for_async(con))
3040 BIO_printf(bio_s_out, "rwrite W BLOCK\n");
3054 i = (int)BIO_flush(io);
3056 if (!BIO_should_retry(io))
3062 /* make sure we re-use sessions */
3063 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
3067 BIO_printf(bio_s_out, "ACCEPT\n");
3073 static int rev_body(int s, int stype, unsigned char *context)
3079 BIO *io, *ssl_bio, *sbio;
3081 buf = app_malloc(bufsize, "server rev buffer");
3082 io = BIO_new(BIO_f_buffer());
3083 ssl_bio = BIO_new(BIO_f_ssl());
3084 if ((io == NULL) || (ssl_bio == NULL))
3087 /* lets make the output buffer a reasonable size */
3088 if (!BIO_set_write_buffer_size(io, bufsize))
3091 if ((con = SSL_new(ctx)) == NULL)
3094 if (s_tlsextdebug) {
3095 SSL_set_tlsext_debug_callback(con, tlsext_cb);
3096 SSL_set_tlsext_debug_arg(con, bio_s_out);
3098 if (context && !SSL_set_session_id_context(con, context,
3099 strlen((char *)context))) {
3100 ERR_print_errors(bio_err);
3104 sbio = BIO_new_socket(s, BIO_NOCLOSE);
3105 SSL_set_bio(con, sbio, sbio);
3106 SSL_set_accept_state(con);
3108 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
3109 BIO_push(io, ssl_bio);
3110 #ifdef CHARSET_EBCDIC
3111 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
3115 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
3116 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
3119 #ifndef OPENSSL_NO_SSL_TRACE
3121 SSL_set_msg_callback(con, SSL_trace);
3124 SSL_set_msg_callback(con, msg_cb);
3125 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
3129 i = BIO_do_handshake(io);
3132 if (!BIO_should_retry(io)) {
3133 BIO_puts(bio_err, "CONNECTION FAILURE\n");
3134 ERR_print_errors(bio_err);
3137 #ifndef OPENSSL_NO_SRP
3138 if (BIO_should_io_special(io)
3139 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3140 BIO_printf(bio_s_out, "LOOKUP renego during accept\n");
3141 SRP_user_pwd_free(srp_callback_parm.user);
3142 srp_callback_parm.user =
3143 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
3144 srp_callback_parm.login);
3145 if (srp_callback_parm.user)
3146 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3147 srp_callback_parm.user->info);
3149 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3154 BIO_printf(bio_err, "CONNECTION ESTABLISHED\n");
3155 print_ssl_summary(con);
3158 i = BIO_gets(io, buf, bufsize - 1);
3159 if (i < 0) { /* error */
3160 if (!BIO_should_retry(io)) {
3162 ERR_print_errors(bio_err);
3165 BIO_printf(bio_s_out, "read R BLOCK\n");
3166 #ifndef OPENSSL_NO_SRP
3167 if (BIO_should_io_special(io)
3168 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3169 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
3170 SRP_user_pwd_free(srp_callback_parm.user);
3171 srp_callback_parm.user =
3172 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
3173 srp_callback_parm.login);
3174 if (srp_callback_parm.user)
3175 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3176 srp_callback_parm.user->info);
3178 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3182 #if !defined(OPENSSL_SYS_MSDOS)
3187 } else if (i == 0) { /* end of input */
3189 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3192 char *p = buf + i - 1;
3193 while (i && (*p == '\n' || *p == '\r')) {
3197 if (!s_ign_eof && (i == 5) && (strncmp(buf, "CLOSE", 5) == 0)) {
3199 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3202 BUF_reverse((unsigned char *)buf, NULL, i);
3204 BIO_write(io, buf, i + 1);
3209 if (!BIO_should_retry(io))
3215 /* make sure we re-use sessions */
3216 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
3225 #define MAX_SESSION_ID_ATTEMPTS 10
3226 static int generate_session_id(const SSL *ssl, unsigned char *id,
3227 unsigned int *id_len)
3229 unsigned int count = 0;
3231 if (RAND_bytes(id, *id_len) <= 0)
3234 * Prefix the session_id with the required prefix. NB: If our prefix
3235 * is too long, clip it - but there will be worse effects anyway, eg.
3236 * the server could only possibly create 1 session ID (ie. the
3237 * prefix!) so all future session negotiations will fail due to
3240 memcpy(id, session_id_prefix,
3241 (strlen(session_id_prefix) < *id_len) ?
3242 strlen(session_id_prefix) : *id_len);
3244 while (SSL_has_matching_session_id(ssl, id, *id_len) &&
3245 (++count < MAX_SESSION_ID_ATTEMPTS));
3246 if (count >= MAX_SESSION_ID_ATTEMPTS)
3252 * By default s_server uses an in-memory cache which caches SSL_SESSION
3253 * structures without any serialisation. This hides some bugs which only
3254 * become apparent in deployed servers. By implementing a basic external
3255 * session cache some issues can be debugged using s_server.
3258 typedef struct simple_ssl_session_st {
3263 struct simple_ssl_session_st *next;
3264 } simple_ssl_session;
3266 static simple_ssl_session *first = NULL;
3268 static int add_session(SSL *ssl, SSL_SESSION *session)
3270 simple_ssl_session *sess = app_malloc(sizeof(*sess), "get session");
3273 SSL_SESSION_get_id(session, &sess->idlen);
3274 sess->derlen = i2d_SSL_SESSION(session, NULL);
3275 if (sess->derlen < 0) {
3276 BIO_printf(bio_err, "Error encoding session\n");
3281 sess->id = OPENSSL_memdup(SSL_SESSION_get_id(session, NULL), sess->idlen);
3282 sess->der = app_malloc(sess->derlen, "get session buffer");
3284 BIO_printf(bio_err, "Out of memory adding to external cache\n");
3285 OPENSSL_free(sess->id);
3286 OPENSSL_free(sess->der);
3292 /* Assume it still works. */
3293 if (i2d_SSL_SESSION(session, &p) != sess->derlen) {
3294 BIO_printf(bio_err, "Unexpected session encoding length\n");
3295 OPENSSL_free(sess->id);
3296 OPENSSL_free(sess->der);
3303 BIO_printf(bio_err, "New session added to external cache\n");
3307 static SSL_SESSION *get_session(SSL *ssl, const unsigned char *id, int idlen,
3310 simple_ssl_session *sess;
3312 for (sess = first; sess; sess = sess->next) {
3313 if (idlen == (int)sess->idlen && !memcmp(sess->id, id, idlen)) {
3314 const unsigned char *p = sess->der;
3315 BIO_printf(bio_err, "Lookup session: cache hit\n");
3316 return d2i_SSL_SESSION(NULL, &p, sess->derlen);
3319 BIO_printf(bio_err, "Lookup session: cache miss\n");
3323 static void del_session(SSL_CTX *sctx, SSL_SESSION *session)
3325 simple_ssl_session *sess, *prev = NULL;
3326 const unsigned char *id;
3328 id = SSL_SESSION_get_id(session, &idlen);
3329 for (sess = first; sess; sess = sess->next) {
3330 if (idlen == sess->idlen && !memcmp(sess->id, id, idlen)) {
3332 prev->next = sess->next;
3335 OPENSSL_free(sess->id);
3336 OPENSSL_free(sess->der);
3344 static void init_session_cache_ctx(SSL_CTX *sctx)
3346 SSL_CTX_set_session_cache_mode(sctx,
3347 SSL_SESS_CACHE_NO_INTERNAL |
3348 SSL_SESS_CACHE_SERVER);
3349 SSL_CTX_sess_set_new_cb(sctx, add_session);
3350 SSL_CTX_sess_set_get_cb(sctx, get_session);
3351 SSL_CTX_sess_set_remove_cb(sctx, del_session);
3354 static void free_sessions(void)
3356 simple_ssl_session *sess, *tsess;
3357 for (sess = first; sess;) {
3358 OPENSSL_free(sess->id);
3359 OPENSSL_free(sess->der);
3362 OPENSSL_free(tsess);