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>
150 /* conflicts with winsock2 stuff on netware */
151 #if !defined(OPENSSL_SYS_NETWARE)
152 # include <sys/types.h>
156 * With IPv6, it looks like Digital has mixed up the proper order of
157 * recursive header file inclusion, resulting in the compiler complaining
158 * that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which is
159 * needed to have fileno() declared correctly... So let's define u_int
161 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
163 typedef unsigned int u_int;
166 #include <openssl/lhash.h>
167 #include <openssl/bn.h>
170 #include <openssl/err.h>
171 #include <openssl/pem.h>
172 #include <openssl/x509.h>
173 #include <openssl/ssl.h>
174 #include <openssl/rand.h>
175 #include <openssl/ocsp.h>
176 #ifndef OPENSSL_NO_DH
177 # include <openssl/dh.h>
179 #ifndef OPENSSL_NO_RSA
180 # include <openssl/rsa.h>
182 #ifndef OPENSSL_NO_SRP
183 # include <openssl/srp.h>
186 #include "timeouts.h"
188 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
189 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
193 static int not_resumable_sess_cb(SSL *s, int is_forward_secure);
194 static int sv_body(int s, int stype, unsigned char *context);
195 static int www_body(int s, int stype, unsigned char *context);
196 static int rev_body(int s, int stype, unsigned char *context);
197 static void close_accept_socket(void);
198 static int init_ssl_connection(SSL *s);
199 static void print_stats(BIO *bp, SSL_CTX *ctx);
200 static int generate_session_id(const SSL *ssl, unsigned char *id,
201 unsigned int *id_len);
202 static void init_session_cache_ctx(SSL_CTX *sctx);
203 static void free_sessions(void);
204 #ifndef OPENSSL_NO_DH
205 static DH *load_dh_param(const char *dhfile);
208 static void s_server_init(void);
210 /* static int load_CA(SSL_CTX *ctx, char *file);*/
213 #define BUFSIZZ 16*1024
214 static int bufsize = BUFSIZZ;
215 static int accept_socket = -1;
217 #define TEST_CERT "server.pem"
218 #define TEST_CERT2 "server2.pem"
220 extern int verify_depth, verify_return_error, verify_quiet;
222 static int s_server_verify = SSL_VERIFY_NONE;
223 static int s_server_session_id_context = 1; /* anything will do */
224 static const char *s_cert_file = TEST_CERT, *s_key_file =
225 NULL, *s_chain_file = NULL;
227 static const char *s_cert_file2 = TEST_CERT2, *s_key_file2 = NULL;
228 static char *s_dcert_file = NULL, *s_dkey_file = NULL, *s_dchain_file = NULL;
230 static int s_nbio = 0;
232 static int s_nbio_test = 0;
233 static int s_crlf = 0;
234 static SSL_CTX *ctx = NULL;
235 static SSL_CTX *ctx2 = NULL;
238 static BIO *bio_s_out = NULL;
239 static BIO *bio_s_msg = NULL;
240 static int s_debug = 0;
241 static int s_tlsextdebug = 0;
242 static int s_tlsextstatus = 0;
243 static int cert_status_cb(SSL *s, void *arg);
244 static int no_resume_ephemeral = 0;
245 static int s_msg = 0;
246 static int s_quiet = 0;
247 static int s_ign_eof = 0;
248 static int s_brief = 0;
250 static char *keymatexportlabel = NULL;
251 static int keymatexportlen = 20;
253 static int async = 0;
255 #ifndef OPENSSL_NO_ENGINE
256 static char *engine_id = NULL;
258 static const char *session_id_prefix = NULL;
260 #ifndef OPENSSL_NO_DTLS
261 static int enable_timeouts = 0;
262 static long socket_mtu;
263 static int cert_chain = 0;
265 static int dtlslisten = 0;
267 static BIO *serverinfo_in = NULL;
268 static const char *s_serverinfo_file = NULL;
270 #ifndef OPENSSL_NO_PSK
271 static char *psk_identity = "Client_identity";
272 char *psk_key = NULL; /* by default PSK is not used */
274 static unsigned int psk_server_cb(SSL *ssl, const char *identity,
276 unsigned int max_psk_len)
278 unsigned int psk_len = 0;
283 BIO_printf(bio_s_out, "psk_server_cb\n");
285 BIO_printf(bio_err, "Error: client did not send PSK identity\n");
289 BIO_printf(bio_s_out, "identity_len=%d identity=%s\n",
290 (int)strlen(identity), identity);
292 /* here we could lookup the given identity e.g. from a database */
293 if (strcmp(identity, psk_identity) != 0) {
294 BIO_printf(bio_s_out, "PSK error: client identity not found"
295 " (got '%s' expected '%s')\n", identity, psk_identity);
299 BIO_printf(bio_s_out, "PSK client identity found\n");
301 /* convert the PSK key to binary */
302 ret = BN_hex2bn(&bn, psk_key);
304 BIO_printf(bio_err, "Could not convert PSK key '%s' to BIGNUM\n",
309 if (BN_num_bytes(bn) > (int)max_psk_len) {
311 "psk buffer of callback is too small (%d) for key (%d)\n",
312 max_psk_len, BN_num_bytes(bn));
317 ret = BN_bn2bin(bn, psk);
322 psk_len = (unsigned int)ret;
325 BIO_printf(bio_s_out, "fetched PSK len=%d\n", psk_len);
329 BIO_printf(bio_err, "Error in PSK server callback\n");
330 (void)BIO_flush(bio_err);
331 (void)BIO_flush(bio_s_out);
336 #ifndef OPENSSL_NO_SRP
337 /* This is a context that we pass to callbacks */
338 typedef struct srpsrvparm_st {
345 * This callback pretends to require some asynchronous logic in order to
346 * obtain a verifier. When the callback is called for a new connection we
347 * return with a negative value. This will provoke the accept etc to return
348 * with an LOOKUP_X509. The main logic of the reinvokes the suspended call
349 * (which would normally occur after a worker has finished) and we set the
352 static int ssl_srp_server_param_cb(SSL *s, int *ad, void *arg)
354 srpsrvparm *p = (srpsrvparm *) arg;
355 if (p->login == NULL && p->user == NULL) {
356 p->login = SSL_get_srp_username(s);
357 BIO_printf(bio_err, "SRP username = \"%s\"\n", p->login);
361 if (p->user == NULL) {
362 BIO_printf(bio_err, "User %s doesn't exist\n", p->login);
363 return SSL3_AL_FATAL;
365 if (SSL_set_srp_server_param
366 (s, p->user->N, p->user->g, p->user->s, p->user->v,
367 p->user->info) < 0) {
368 *ad = SSL_AD_INTERNAL_ERROR;
369 return SSL3_AL_FATAL;
372 "SRP parameters set: username = \"%s\" info=\"%s\" \n",
373 p->login, p->user->info);
374 /* need to check whether there are memory leaks */
377 return SSL_ERROR_NONE;
382 static void s_server_init(void)
386 s_server_verify = SSL_VERIFY_NONE;
389 s_dchain_file = NULL;
390 s_cert_file = TEST_CERT;
393 s_cert_file2 = TEST_CERT2;
406 #ifndef OPENSSL_NO_ENGINE
411 static int local_argc = 0;
412 static char **local_argv;
414 #ifdef CHARSET_EBCDIC
415 static int ebcdic_new(BIO *bi);
416 static int ebcdic_free(BIO *a);
417 static int ebcdic_read(BIO *b, char *out, int outl);
418 static int ebcdic_write(BIO *b, const char *in, int inl);
419 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr);
420 static int ebcdic_gets(BIO *bp, char *buf, int size);
421 static int ebcdic_puts(BIO *bp, const char *str);
423 # define BIO_TYPE_EBCDIC_FILTER (18|0x0200)
424 static BIO_METHOD methods_ebcdic = {
425 BIO_TYPE_EBCDIC_FILTER,
426 "EBCDIC/ASCII filter",
436 /* This struct is "unwarranted chumminess with the compiler." */
442 BIO_METHOD *BIO_f_ebcdic_filter()
444 return (&methods_ebcdic);
447 static int ebcdic_new(BIO *bi)
449 EBCDIC_OUTBUFF *wbuf;
451 wbuf = app_malloc(sizeof(*wbuf) + 1024, "ebcdic wbuf");
452 wbuf->alloced = 1024;
453 wbuf->buff[0] = '\0';
455 bi->ptr = (char *)wbuf;
461 static int ebcdic_free(BIO *a)
465 OPENSSL_free(a->ptr);
472 static int ebcdic_read(BIO *b, char *out, int outl)
476 if (out == NULL || outl == 0)
478 if (b->next_bio == NULL)
481 ret = BIO_read(b->next_bio, out, outl);
483 ascii2ebcdic(out, out, ret);
487 static int ebcdic_write(BIO *b, const char *in, int inl)
489 EBCDIC_OUTBUFF *wbuf;
494 if ((in == NULL) || (inl <= 0))
496 if (b->next_bio == NULL)
499 wbuf = (EBCDIC_OUTBUFF *) b->ptr;
501 if (inl > (num = wbuf->alloced)) {
502 num = num + num; /* double the size */
505 wbuf = app_malloc(sizeof(*wbuf) + num, "grow ebcdic wbuf");
506 OPENSSL_free(b->ptr);
509 wbuf->buff[0] = '\0';
511 b->ptr = (char *)wbuf;
514 ebcdic2ascii(wbuf->buff, in, inl);
516 ret = BIO_write(b->next_bio, wbuf->buff, inl);
521 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr)
525 if (b->next_bio == NULL)
532 ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
538 static int ebcdic_gets(BIO *bp, char *buf, int size)
541 if (bp->next_bio == NULL)
543 /* return(BIO_gets(bp->next_bio,buf,size));*/
544 for (i = 0; i < size - 1; ++i) {
545 ret = ebcdic_read(bp, &buf[i], 1);
548 else if (buf[i] == '\n') {
555 return (ret < 0 && i == 0) ? ret : i;
558 static int ebcdic_puts(BIO *bp, const char *str)
560 if (bp->next_bio == NULL)
562 return ebcdic_write(bp, str, strlen(str));
566 /* This is a context that we pass to callbacks */
567 typedef struct tlsextctx_st {
573 static int ssl_servername_cb(SSL *s, int *ad, void *arg)
575 tlsextctx *p = (tlsextctx *) arg;
576 const char *servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
577 if (servername && p->biodebug)
578 BIO_printf(p->biodebug, "Hostname in TLS extension: \"%s\"\n",
582 return SSL_TLSEXT_ERR_NOACK;
585 if (strcasecmp(servername, p->servername))
586 return p->extension_error;
588 BIO_printf(p->biodebug, "Switching server context.\n");
589 SSL_set_SSL_CTX(s, ctx2);
592 return SSL_TLSEXT_ERR_OK;
595 /* Structure passed to cert status callback */
597 typedef struct tlsextstatusctx_st {
598 /* Default responder to use */
599 char *host, *path, *port;
605 static tlsextstatusctx tlscstatp = { NULL, NULL, NULL, 0, -1, 0 };
608 * Certificate Status callback. This is called when a client includes a
609 * certificate status request extension. This is a simplified version. It
610 * examines certificates each time and makes one OCSP responder query for
611 * each request. A full version would store details such as the OCSP
612 * certificate IDs and minimise the number of OCSP responses by caching them
613 * until they were considered "expired".
616 static int cert_status_cb(SSL *s, void *arg)
618 tlsextstatusctx *srctx = arg;
619 char *host = NULL, *port = NULL, *path = NULL;
621 unsigned char *rspder = NULL;
623 STACK_OF(OPENSSL_STRING) *aia = NULL;
625 X509_STORE_CTX inctx;
627 OCSP_REQUEST *req = NULL;
628 OCSP_RESPONSE *resp = NULL;
629 OCSP_CERTID *id = NULL;
630 STACK_OF(X509_EXTENSION) *exts;
631 int ret = SSL_TLSEXT_ERR_NOACK;
635 BIO_puts(bio_err, "cert_status: callback called\n");
636 /* Build up OCSP query from server certificate */
637 x = SSL_get_certificate(s);
638 aia = X509_get1_ocsp(x);
640 if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia, 0),
641 &host, &port, &path, &use_ssl)) {
642 BIO_puts(bio_err, "cert_status: can't parse AIA URL\n");
646 BIO_printf(bio_err, "cert_status: AIA URL: %s\n",
647 sk_OPENSSL_STRING_value(aia, 0));
651 "cert_status: no AIA and no default responder URL\n");
657 use_ssl = srctx->use_ssl;
660 if (!X509_STORE_CTX_init(&inctx,
661 SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)),
664 if (X509_STORE_get_by_subject(&inctx, X509_LU_X509,
665 X509_get_issuer_name(x), &obj) <= 0) {
666 BIO_puts(bio_err, "cert_status: Can't retrieve issuer certificate.\n");
667 X509_STORE_CTX_cleanup(&inctx);
670 req = OCSP_REQUEST_new();
673 id = OCSP_cert_to_id(NULL, x, obj.data.x509);
674 X509_free(obj.data.x509);
675 X509_STORE_CTX_cleanup(&inctx);
678 if (!OCSP_request_add0_id(req, id))
681 /* Add any extensions to the request */
682 SSL_get_tlsext_status_exts(s, &exts);
683 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
684 X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
685 if (!OCSP_REQUEST_add_ext(req, ext, -1))
688 resp = process_responder(req, host, path, port, use_ssl, NULL,
691 BIO_puts(bio_err, "cert_status: error querying responder\n");
694 rspderlen = i2d_OCSP_RESPONSE(resp, &rspder);
697 SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen);
698 if (srctx->verbose) {
699 BIO_puts(bio_err, "cert_status: ocsp response sent:\n");
700 OCSP_RESPONSE_print(bio_err, resp, 2);
702 ret = SSL_TLSEXT_ERR_OK;
704 if (ret != SSL_TLSEXT_ERR_OK)
705 ERR_print_errors(bio_err);
710 X509_email_free(aia);
712 OCSP_CERTID_free(id);
713 OCSP_REQUEST_free(req);
714 OCSP_RESPONSE_free(resp);
717 ret = SSL_TLSEXT_ERR_ALERT_FATAL;
721 #ifndef OPENSSL_NO_NEXTPROTONEG
722 /* This is the context that we pass to next_proto_cb */
723 typedef struct tlsextnextprotoctx_st {
726 } tlsextnextprotoctx;
728 static int next_proto_cb(SSL *s, const unsigned char **data,
729 unsigned int *len, void *arg)
731 tlsextnextprotoctx *next_proto = arg;
733 *data = next_proto->data;
734 *len = next_proto->len;
736 return SSL_TLSEXT_ERR_OK;
738 #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
740 /* This the context that we pass to alpn_cb */
741 typedef struct tlsextalpnctx_st {
746 static int alpn_cb(SSL *s, const unsigned char **out, unsigned char *outlen,
747 const unsigned char *in, unsigned int inlen, void *arg)
749 tlsextalpnctx *alpn_ctx = arg;
752 /* We can assume that |in| is syntactically valid. */
754 BIO_printf(bio_s_out, "ALPN protocols advertised by the client: ");
755 for (i = 0; i < inlen;) {
757 BIO_write(bio_s_out, ", ", 2);
758 BIO_write(bio_s_out, &in[i + 1], in[i]);
761 BIO_write(bio_s_out, "\n", 1);
764 if (SSL_select_next_proto
765 ((unsigned char **)out, outlen, alpn_ctx->data, alpn_ctx->len, in,
766 inlen) != OPENSSL_NPN_NEGOTIATED) {
767 return SSL_TLSEXT_ERR_NOACK;
771 BIO_printf(bio_s_out, "ALPN protocols selected: ");
772 BIO_write(bio_s_out, *out, *outlen);
773 BIO_write(bio_s_out, "\n", 1);
776 return SSL_TLSEXT_ERR_OK;
779 static int not_resumable_sess_cb(SSL *s, int is_forward_secure)
781 /* disable resumption for sessions with forward secure ciphers */
782 return is_forward_secure;
785 #ifndef OPENSSL_NO_SRP
786 static srpsrvparm srp_callback_parm;
788 #ifndef OPENSSL_NO_SRTP
789 static char *srtp_profiles = NULL;
792 typedef enum OPTION_choice {
793 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, OPT_ENGINE,
794 OPT_4, OPT_6, OPT_ACCEPT, OPT_PORT, OPT_UNIX, OPT_UNLINK, OPT_NACCEPT,
795 OPT_VERIFY, OPT_UPPER_V_VERIFY, OPT_CONTEXT, OPT_CERT, OPT_CRL,
796 OPT_CRL_DOWNLOAD, OPT_SERVERINFO, OPT_CERTFORM, OPT_KEY, OPT_KEYFORM,
797 OPT_PASS, OPT_CERT_CHAIN, OPT_DHPARAM, OPT_DCERTFORM, OPT_DCERT,
798 OPT_DKEYFORM, OPT_DPASS, OPT_DKEY, OPT_DCERT_CHAIN, OPT_NOCERT,
799 OPT_CAPATH, OPT_NOCAPATH, OPT_CHAINCAPATH, OPT_VERIFYCAPATH, OPT_NO_CACHE,
800 OPT_EXT_CACHE, OPT_CRLFORM, OPT_VERIFY_RET_ERROR, OPT_VERIFY_QUIET,
801 OPT_BUILD_CHAIN, OPT_CAFILE, OPT_NOCAFILE, OPT_CHAINCAFILE,
802 OPT_VERIFYCAFILE, OPT_NBIO, OPT_NBIO_TEST, OPT_IGN_EOF, OPT_NO_IGN_EOF,
803 OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_STATUS_VERBOSE,
804 OPT_STATUS_TIMEOUT, OPT_STATUS_URL, OPT_MSG, OPT_MSGFILE, OPT_TRACE,
805 OPT_SECURITY_DEBUG, OPT_SECURITY_DEBUG_VERBOSE, OPT_STATE, OPT_CRLF,
806 OPT_QUIET, OPT_BRIEF, OPT_NO_DHE,
807 OPT_NO_RESUME_EPHEMERAL, OPT_PSK_HINT, OPT_PSK, OPT_SRPVFILE,
808 OPT_SRPUSERSEED, OPT_REV, OPT_WWW, OPT_UPPER_WWW, OPT_HTTP, OPT_ASYNC,
809 OPT_SSL_CONFIG, OPT_SSL3,
810 OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1,
811 OPT_DTLS1_2, OPT_TIMEOUT, OPT_MTU, OPT_CHAIN, OPT_LISTEN,
812 OPT_ID_PREFIX, OPT_RAND, OPT_SERVERNAME, OPT_SERVERNAME_FATAL,
813 OPT_CERT2, OPT_KEY2, OPT_NEXTPROTONEG, OPT_ALPN,
814 OPT_SRTP_PROFILES, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN,
820 OPTIONS s_server_options[] = {
821 {"help", OPT_HELP, '-', "Display this summary"},
822 {"port", OPT_PORT, 'p',
823 "TCP/IP port to listen on for connections (default is " PORT ")"},
824 {"accept", OPT_ACCEPT, 's',
825 "TCP/IP optional host and port to accept on (default is " PORT ")"},
827 {"unix", OPT_UNIX, 's', "Unix domain socket to accept on"},
829 {"4", OPT_4, '-', "Use IPv4 only"},
830 {"6", OPT_6, '-', "Use IPv6 only"},
832 {"unlink", OPT_UNLINK, '-', "For -unix, unlink existing socket first"},
834 {"context", OPT_CONTEXT, 's', "Set session ID context"},
835 {"verify", OPT_VERIFY, 'n', "Turn on peer certificate verification"},
836 {"Verify", OPT_UPPER_V_VERIFY, 'n',
837 "Turn on peer certificate verification, must have a cert"},
838 {"cert", OPT_CERT, '<', "Certificate file to use; default is " TEST_CERT},
839 {"naccept", OPT_NACCEPT, 'p', "Terminate after pnum connections"},
840 {"serverinfo", OPT_SERVERINFO, 's',
841 "PEM serverinfo file for certificate"},
842 {"certform", OPT_CERTFORM, 'F',
843 "Certificate format (PEM or DER) PEM default"},
844 {"key", OPT_KEY, '<',
845 "Private Key if not in -cert; default is " TEST_CERT},
846 {"keyform", OPT_KEYFORM, 'f',
847 "Key format (PEM, DER or ENGINE) PEM default"},
848 {"pass", OPT_PASS, 's', "Private key file pass phrase source"},
849 {"dcert", OPT_DCERT, '<',
850 "Second certificate file to use (usually for DSA)"},
851 {"dcertform", OPT_DCERTFORM, 'F',
852 "Second certificate format (PEM or DER) PEM default"},
853 {"dkey", OPT_DKEY, '<',
854 "Second private key file to use (usually for DSA)"},
855 {"dkeyform", OPT_DKEYFORM, 'F',
856 "Second key format (PEM, DER or ENGINE) PEM default"},
857 {"dpass", OPT_DPASS, 's', "Second private key file pass phrase source"},
858 {"nbio_test", OPT_NBIO_TEST, '-', "Test with the non-blocking test bio"},
859 {"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"},
860 {"debug", OPT_DEBUG, '-', "Print more output"},
861 {"msg", OPT_MSG, '-', "Show protocol messages"},
862 {"msgfile", OPT_MSGFILE, '>',
863 "File to send output of -msg or -trace, instead of stdout"},
864 {"state", OPT_STATE, '-', "Print the SSL states"},
865 {"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"},
866 {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
867 {"no-CAfile", OPT_NOCAFILE, '-',
868 "Do not load the default certificates file"},
869 {"no-CApath", OPT_NOCAPATH, '-',
870 "Do not load certificates from the default certificates directory"},
871 {"nocert", OPT_NOCERT, '-', "Don't use any certificates (Anon-DH)"},
872 {"quiet", OPT_QUIET, '-', "No server output"},
873 {"no_resume_ephemeral", OPT_NO_RESUME_EPHEMERAL, '-',
874 "Disable caching and tickets if ephemeral (EC)DH is used"},
875 {"www", OPT_WWW, '-', "Respond to a 'GET /' with a status page"},
876 {"WWW", OPT_UPPER_WWW, '-', "Respond to a 'GET with the file ./path"},
877 {"servername", OPT_SERVERNAME, 's',
878 "Servername for HostName TLS extension"},
879 {"servername_fatal", OPT_SERVERNAME_FATAL, '-',
880 "mismatch send fatal alert (default warning alert)"},
881 {"cert2", OPT_CERT2, '<',
882 "Certificate file to use for servername; default is" TEST_CERT2},
883 {"key2", OPT_KEY2, '<',
884 "-Private Key file to use for servername if not in -cert2"},
885 {"tlsextdebug", OPT_TLSEXTDEBUG, '-',
886 "Hex dump of all TLS extensions received"},
887 {"HTTP", OPT_HTTP, '-', "Like -WWW but ./path incluedes HTTP headers"},
888 {"id_prefix", OPT_ID_PREFIX, 's',
889 "Generate SSL/TLS session IDs prefixed by arg"},
890 {"rand", OPT_RAND, 's',
891 "Load the file(s) into the random number generator"},
892 {"keymatexport", OPT_KEYMATEXPORT, 's',
893 "Export keying material using label"},
894 {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p',
895 "Export len bytes of keying material (default 20)"},
896 {"CRL", OPT_CRL, '<', "CRL file to use"},
897 {"crl_download", OPT_CRL_DOWNLOAD, '-',
898 "Download CRL from distribution points"},
899 {"cert_chain", OPT_CERT_CHAIN, '<',
900 "certificate chain file in PEM format"},
901 {"dcert_chain", OPT_DCERT_CHAIN, '<',
902 "second certificate chain file in PEM format"},
903 {"chainCApath", OPT_CHAINCAPATH, '/',
904 "use dir as certificate store path to build CA certificate chain"},
905 {"verifyCApath", OPT_VERIFYCAPATH, '/',
906 "use dir as certificate store path to verify CA certificate"},
907 {"no_cache", OPT_NO_CACHE, '-', "Disable session cache"},
908 {"ext_cache", OPT_EXT_CACHE, '-',
909 "Disable internal cache, setup and use external cache"},
910 {"CRLform", OPT_CRLFORM, 'F', "CRL format (PEM or DER) PEM is default" },
911 {"verify_return_error", OPT_VERIFY_RET_ERROR, '-',
912 "Close connection on verification error"},
913 {"verify_quiet", OPT_VERIFY_QUIET, '-',
914 "No verify output except verify errors"},
915 {"build_chain", OPT_BUILD_CHAIN, '-', "Build certificate chain"},
916 {"chainCAfile", OPT_CHAINCAFILE, '<',
917 "CA file for certificate chain (PEM format)"},
918 {"verifyCAfile", OPT_VERIFYCAFILE, '<',
919 "CA file for certificate verification (PEM format)"},
920 {"ign_eof", OPT_IGN_EOF, '-', "ignore input eof (default when -quiet)"},
921 {"no_ign_eof", OPT_NO_IGN_EOF, '-', "Do not ignore input eof"},
922 {"status", OPT_STATUS, '-', "Request certificate status from server"},
923 {"status_verbose", OPT_STATUS_VERBOSE, '-',
924 "Print more output in certificate status callback"},
925 {"status_timeout", OPT_STATUS_TIMEOUT, 'n',
926 "Status request responder timeout"},
927 {"status_url", OPT_STATUS_URL, 's', "Status request fallback URL"},
928 #ifndef OPENSSL_NO_SSL_TRACE
929 {"trace", OPT_TRACE, '-', "trace protocol messages"},
931 {"security_debug", OPT_SECURITY_DEBUG, '-',
932 "Print output from SSL/TLS security framework"},
933 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-',
934 "Print more output from SSL/TLS security framework"},
935 {"brief", OPT_BRIEF, '-', \
936 "Restrict output to brief summary of connection parameters"},
937 {"rev", OPT_REV, '-',
938 "act as a simple test server which just sends back with the received text reversed"},
939 {"async", OPT_ASYNC, '-', "Operate in asynchronous mode"},
940 {"ssl_config", OPT_SSL_CONFIG, 's', \
941 "Configure SSL_CTX using the configuration 'val'"},
946 {"nbio", OPT_NBIO, '-', "Use non-blocking IO"},
948 #ifndef OPENSSL_NO_PSK
949 {"psk_hint", OPT_PSK_HINT, 's', "PSK identity hint to use"},
950 {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"},
952 #ifndef OPENSSL_NO_SRP
953 {"srpvfile", OPT_SRPVFILE, '<', "The verifier file for SRP"},
954 {"srpuserseed", OPT_SRPUSERSEED, 's',
955 "A seed string for a default user salt"},
957 #ifndef OPENSSL_NO_SSL3
958 {"ssl3", OPT_SSL3, '-', "Just talk SSLv3"},
960 #ifndef OPENSSL_NO_TLS1
961 {"tls1", OPT_TLS1, '-', "Just talk TLSv1"},
963 #ifndef OPENSSL_NO_TLS1_1
964 {"tls1_1", OPT_TLS1_1, '-', "Just talk TLSv1.1"},
966 #ifndef OPENSSL_NO_TLS1_2
967 {"tls1_2", OPT_TLS1_2, '-', "just talk TLSv1.2"},
969 #ifndef OPENSSL_NO_DTLS
970 {"dtls", OPT_DTLS, '-', "Use any DTLS version"},
971 {"timeout", OPT_TIMEOUT, '-', "Enable timeouts"},
972 {"mtu", OPT_MTU, 'p', "Set link layer MTU"},
973 {"chain", OPT_CHAIN, '-', "Read a certificate chain"},
974 {"listen", OPT_LISTEN, '-',
975 "Listen for a DTLS ClientHello with a cookie and then connect"},
977 #ifndef OPENSSL_NO_DTLS1
978 {"dtls1", OPT_DTLS1, '-', "Just talk DTLSv1"},
980 #ifndef OPENSSL_NO_DTLS1_2
981 {"dtls1_2", OPT_DTLS1_2, '-', "Just talk DTLSv1.2"},
983 #ifndef OPENSSL_NO_DH
984 {"no_dhe", OPT_NO_DHE, '-', "Disable ephemeral DH"},
986 #ifndef OPENSSL_NO_NEXTPROTONEG
987 {"nextprotoneg", OPT_NEXTPROTONEG, 's',
988 "Set the advertised protocols for the NPN extension (comma-separated list)"},
990 #ifndef OPENSSL_NO_SRTP
991 {"use_srtp", OPT_SRTP_PROFILES, 's',
992 "Offer SRTP key management with a colon-separated profile list"},
993 {"alpn", OPT_ALPN, 's',
994 "Set the advertised protocols for the ALPN extension (comma-separated list)"},
996 #ifndef OPENSSL_NO_ENGINE
997 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
1002 int s_server_main(int argc, char *argv[])
1005 EVP_PKEY *s_key = NULL, *s_dkey = NULL;
1006 SSL_CONF_CTX *cctx = NULL;
1007 const SSL_METHOD *meth = TLS_server_method();
1008 SSL_EXCERT *exc = NULL;
1009 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
1010 STACK_OF(X509) *s_chain = NULL, *s_dchain = NULL;
1011 STACK_OF(X509_CRL) *crls = NULL;
1012 X509 *s_cert = NULL, *s_dcert = NULL;
1013 X509_VERIFY_PARAM *vpm = NULL;
1014 char *CApath = NULL, *CAfile = NULL, *chCApath = NULL, *chCAfile = NULL;
1015 #ifndef OPENSSL_NO_DH
1016 char *dhfile = NULL;
1018 char *dpassarg = NULL, *dpass = NULL, *inrand = NULL;
1019 char *passarg = NULL, *pass = NULL, *vfyCApath = NULL, *vfyCAfile = NULL;
1020 char *crl_file = NULL, *prog;
1021 #ifndef OPENSSL_NO_PSK
1025 int unlink_unix_path = 0;
1027 do_server_cb server_cb;
1028 int vpmtouched = 0, build_chain = 0, no_cache = 0, ext_cache = 0;
1029 #ifndef OPENSSL_NO_DH
1032 int nocert = 0, ret = 1;
1033 int noCApath = 0, noCAfile = 0;
1034 int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM;
1035 int s_dcert_format = FORMAT_PEM, s_dkey_format = FORMAT_PEM;
1036 int rev = 0, naccept = -1, sdebug = 0;
1037 int socket_family = AF_UNSPEC, socket_type = SOCK_STREAM;
1038 int state = 0, crl_format = FORMAT_PEM, crl_download = 0;
1040 char *port = BUF_strdup(PORT);
1041 unsigned char *context = NULL;
1043 EVP_PKEY *s_key2 = NULL;
1044 X509 *s_cert2 = NULL;
1045 tlsextctx tlsextcbp = { NULL, NULL, SSL_TLSEXT_ERR_ALERT_WARNING };
1046 const char *ssl_config = NULL;
1047 #ifndef OPENSSL_NO_NEXTPROTONEG
1048 const char *next_proto_neg_in = NULL;
1049 tlsextnextprotoctx next_proto = { NULL, 0 };
1051 const char *alpn_in = NULL;
1052 tlsextalpnctx alpn_ctx = { NULL, 0 };
1053 #ifndef OPENSSL_NO_PSK
1054 /* by default do not send a PSK identity hint */
1055 static char *psk_identity_hint = NULL;
1057 #ifndef OPENSSL_NO_SRP
1058 char *srpuserseed = NULL;
1059 char *srp_verifier_file = NULL;
1066 cctx = SSL_CONF_CTX_new();
1067 vpm = X509_VERIFY_PARAM_new();
1068 if (cctx == NULL || vpm == NULL)
1070 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_SERVER | SSL_CONF_FLAG_CMDLINE);
1072 prog = opt_init(argc, argv, s_server_options);
1073 while ((o = opt_next()) != OPT_EOF) {
1078 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
1081 opt_help(s_server_options);
1087 if (socket_family == AF_UNIX) {
1088 OPENSSL_free(host); host = NULL;
1089 OPENSSL_free(port); port = NULL;
1092 socket_family = AF_INET;
1098 if (socket_family == AF_UNIX) {
1099 OPENSSL_free(host); host = NULL;
1100 OPENSSL_free(port); port = NULL;
1103 socket_family = AF_INET6;
1106 BIO_printf(bio_err, "%s: IPv6 domain sockets unsupported\n", prog);
1112 if (socket_family == AF_UNIX) {
1113 socket_family = AF_UNSPEC;
1116 OPENSSL_free(port); port = NULL;
1117 OPENSSL_free(host); host = NULL;
1118 if (BIO_parse_hostserv(opt_arg(), NULL, &port, BIO_PARSE_PRIO_SERV) < 1) {
1120 "%s: -port argument malformed or ambiguous\n",
1127 if (socket_family == AF_UNIX) {
1128 socket_family = AF_UNSPEC;
1131 OPENSSL_free(port); port = NULL;
1132 OPENSSL_free(host); host = NULL;
1133 if (BIO_parse_hostserv(opt_arg(), &host, &port, BIO_PARSE_PRIO_SERV) < 1) {
1135 "%s: -accept argument malformed or ambiguous\n",
1142 socket_family = AF_UNIX;
1143 OPENSSL_free(host); host = BUF_strdup(opt_arg());
1144 OPENSSL_free(port); port = NULL;
1147 unlink_unix_path = 1;
1151 naccept = atol(opt_arg());
1154 s_server_verify = SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE;
1155 verify_depth = atoi(opt_arg());
1157 BIO_printf(bio_err, "verify depth is %d\n", verify_depth);
1159 case OPT_UPPER_V_VERIFY:
1161 SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT |
1162 SSL_VERIFY_CLIENT_ONCE;
1163 verify_depth = atoi(opt_arg());
1166 "verify depth is %d, must return a certificate\n",
1170 context = (unsigned char *)opt_arg();
1173 s_cert_file = opt_arg();
1176 crl_file = opt_arg();
1178 case OPT_CRL_DOWNLOAD:
1181 case OPT_SERVERINFO:
1182 s_serverinfo_file = opt_arg();
1185 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_cert_format))
1189 s_key_file = opt_arg();
1192 if (!opt_format(opt_arg(), OPT_FMT_ANY, &s_key_format))
1196 passarg = opt_arg();
1198 case OPT_CERT_CHAIN:
1199 s_chain_file = opt_arg();
1202 #ifndef OPENSSL_NO_DH
1207 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_dcert_format))
1211 s_dcert_file = opt_arg();
1214 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_dkey_format))
1218 dpassarg = opt_arg();
1221 s_dkey_file = opt_arg();
1223 case OPT_DCERT_CHAIN:
1224 s_dchain_file = opt_arg();
1235 case OPT_CHAINCAPATH:
1236 chCApath = opt_arg();
1238 case OPT_VERIFYCAPATH:
1239 vfyCApath = opt_arg();
1248 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
1252 if (ssl_args == NULL)
1253 ssl_args = sk_OPENSSL_STRING_new_null();
1254 if (ssl_args == NULL
1255 || !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
1256 || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
1257 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1262 if (!opt_verify(o, vpm))
1267 if (!args_excert(o, &exc))
1270 case OPT_VERIFY_RET_ERROR:
1271 verify_return_error = 1;
1273 case OPT_VERIFY_QUIET:
1276 case OPT_BUILD_CHAIN:
1285 case OPT_CHAINCAFILE:
1286 chCAfile = opt_arg();
1288 case OPT_VERIFYCAFILE:
1289 vfyCAfile = opt_arg();
1295 s_nbio = s_nbio_test = 1;
1300 case OPT_NO_IGN_EOF:
1306 case OPT_TLSEXTDEBUG:
1312 case OPT_STATUS_VERBOSE:
1313 s_tlsextstatus = tlscstatp.verbose = 1;
1315 case OPT_STATUS_TIMEOUT:
1317 tlscstatp.timeout = atoi(opt_arg());
1319 case OPT_STATUS_URL:
1321 if (!OCSP_parse_url(opt_arg(),
1324 &tlscstatp.path, &tlscstatp.use_ssl)) {
1325 BIO_printf(bio_err, "Error parsing URL\n");
1333 bio_s_msg = BIO_new_file(opt_arg(), "w");
1336 #ifndef OPENSSL_NO_SSL_TRACE
1341 case OPT_SECURITY_DEBUG:
1344 case OPT_SECURITY_DEBUG_VERBOSE:
1357 s_quiet = s_brief = verify_quiet = 1;
1360 #ifndef OPENSSL_NO_DH
1364 case OPT_NO_RESUME_EPHEMERAL:
1365 no_resume_ephemeral = 1;
1368 #ifndef OPENSSL_NO_PSK
1369 psk_identity_hint = opt_arg();
1373 #ifndef OPENSSL_NO_PSK
1374 for (p = psk_key = opt_arg(); *p; p++) {
1375 if (isxdigit(_UC(*p)))
1377 BIO_printf(bio_err, "Not a hex number '%s'\n", *argv);
1383 #ifndef OPENSSL_NO_SRP
1384 srp_verifier_file = opt_arg();
1385 meth = TLSv1_server_method();
1388 case OPT_SRPUSERSEED:
1389 #ifndef OPENSSL_NO_SRP
1390 srpuserseed = opt_arg();
1391 meth = TLSv1_server_method();
1406 case OPT_SSL_CONFIG:
1407 ssl_config = opt_arg();
1410 #ifndef OPENSSL_NO_SSL3
1411 meth = SSLv3_server_method();
1415 #ifndef OPENSSL_NO_TLS1_2
1416 meth = TLSv1_2_server_method();
1420 #ifndef OPENSSL_NO_TLS1_1
1421 meth = TLSv1_1_server_method();
1425 #ifndef OPENSSL_NO_TLS1
1426 meth = TLSv1_server_method();
1430 #ifndef OPENSSL_NO_DTLS
1431 meth = DTLS_server_method();
1432 socket_type = SOCK_DGRAM;
1436 #ifndef OPENSSL_NO_DTLS1
1437 meth = DTLSv1_server_method();
1438 socket_type = SOCK_DGRAM;
1442 #ifndef OPENSSL_NO_DTLS1_2
1443 meth = DTLSv1_2_server_method();
1444 socket_type = SOCK_DGRAM;
1448 #ifndef OPENSSL_NO_DTLS
1449 enable_timeouts = 1;
1453 #ifndef OPENSSL_NO_DTLS
1454 socket_mtu = atol(opt_arg());
1458 #ifndef OPENSSL_NO_DTLS
1463 #ifndef OPENSSL_NO_DTLS
1468 session_id_prefix = opt_arg();
1471 e = setup_engine(opt_arg(), 1);
1476 case OPT_SERVERNAME:
1477 tlsextcbp.servername = opt_arg();
1479 case OPT_SERVERNAME_FATAL:
1480 tlsextcbp.extension_error = SSL_TLSEXT_ERR_ALERT_FATAL;
1483 s_cert_file2 = opt_arg();
1486 s_key_file2 = opt_arg();
1488 case OPT_NEXTPROTONEG:
1489 # ifndef OPENSSL_NO_NEXTPROTONEG
1490 next_proto_neg_in = opt_arg();
1494 alpn_in = opt_arg();
1496 case OPT_SRTP_PROFILES:
1497 srtp_profiles = opt_arg();
1499 case OPT_KEYMATEXPORT:
1500 keymatexportlabel = opt_arg();
1502 case OPT_KEYMATEXPORTLEN:
1503 keymatexportlen = atoi(opt_arg());
1510 argc = opt_num_rest();
1513 #ifndef OPENSSL_NO_DTLS
1514 if (www && socket_type == SOCK_DGRAM) {
1515 BIO_printf(bio_err, "Can't use -HTTP, -www or -WWW with DTLS\n");
1519 if (dtlslisten && socket_type != SOCK_DGRAM) {
1520 BIO_printf(bio_err, "Can only use -listen with DTLS\n");
1526 if (socket_family == AF_UNIX && socket_type != SOCK_STREAM) {
1528 "Can't use unix sockets and datagrams together\n");
1533 if (!app_passwd(passarg, dpassarg, &pass, &dpass)) {
1534 BIO_printf(bio_err, "Error getting password\n");
1538 if (s_key_file == NULL)
1539 s_key_file = s_cert_file;
1541 if (s_key_file2 == NULL)
1542 s_key_file2 = s_cert_file2;
1544 if (!load_excert(&exc))
1548 s_key = load_key(s_key_file, s_key_format, 0, pass, e,
1549 "server certificate private key file");
1551 ERR_print_errors(bio_err);
1555 s_cert = load_cert(s_cert_file, s_cert_format,
1556 "server certificate file");
1559 ERR_print_errors(bio_err);
1563 if (!load_certs(s_chain_file, &s_chain, FORMAT_PEM, NULL,
1564 "server certificate chain"))
1568 if (tlsextcbp.servername) {
1569 s_key2 = load_key(s_key_file2, s_key_format, 0, pass, e,
1570 "second server certificate private key file");
1572 ERR_print_errors(bio_err);
1576 s_cert2 = load_cert(s_cert_file2, s_cert_format,
1577 "second server certificate file");
1580 ERR_print_errors(bio_err);
1585 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1586 if (next_proto_neg_in) {
1588 next_proto.data = next_protos_parse(&len, next_proto_neg_in);
1589 if (next_proto.data == NULL)
1591 next_proto.len = len;
1593 next_proto.data = NULL;
1596 alpn_ctx.data = NULL;
1599 alpn_ctx.data = next_protos_parse(&len, alpn_in);
1600 if (alpn_ctx.data == NULL)
1607 crl = load_crl(crl_file, crl_format);
1609 BIO_puts(bio_err, "Error loading CRL\n");
1610 ERR_print_errors(bio_err);
1613 crls = sk_X509_CRL_new_null();
1614 if (!crls || !sk_X509_CRL_push(crls, crl)) {
1615 BIO_puts(bio_err, "Error adding CRL\n");
1616 ERR_print_errors(bio_err);
1624 if (s_dkey_file == NULL)
1625 s_dkey_file = s_dcert_file;
1627 s_dkey = load_key(s_dkey_file, s_dkey_format,
1628 0, dpass, e, "second certificate private key file");
1630 ERR_print_errors(bio_err);
1634 s_dcert = load_cert(s_dcert_file, s_dcert_format,
1635 "second server certificate file");
1638 ERR_print_errors(bio_err);
1641 if (s_dchain_file) {
1642 if (!load_certs(s_dchain_file, &s_dchain, FORMAT_PEM, NULL,
1643 "second server certificate chain"))
1649 if (!app_RAND_load_file(NULL, 1) && inrand == NULL
1650 && !RAND_status()) {
1652 "warning, not much extra random data, consider using the -rand option\n");
1655 BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
1656 app_RAND_load_files(inrand));
1658 if (bio_s_out == NULL) {
1659 if (s_quiet && !s_debug) {
1660 bio_s_out = BIO_new(BIO_s_null());
1661 if (s_msg && !bio_s_msg)
1662 bio_s_msg = dup_bio_out(FORMAT_TEXT);
1664 if (bio_s_out == NULL)
1665 bio_s_out = dup_bio_out(FORMAT_TEXT);
1668 #if !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_EC)
1674 s_dcert_file = NULL;
1676 s_cert_file2 = NULL;
1680 ctx = SSL_CTX_new(meth);
1682 ERR_print_errors(bio_err);
1686 ssl_ctx_security_debug(ctx, sdebug);
1688 if (SSL_CTX_config(ctx, ssl_config) == 0) {
1689 BIO_printf(bio_err, "Error using configuration \"%s\"\n",
1691 ERR_print_errors(bio_err);
1696 if (session_id_prefix) {
1697 if (strlen(session_id_prefix) >= 32)
1699 "warning: id_prefix is too long, only one new session will be possible\n");
1700 if (!SSL_CTX_set_generate_session_id(ctx, generate_session_id)) {
1701 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1702 ERR_print_errors(bio_err);
1705 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1707 SSL_CTX_set_quiet_shutdown(ctx, 1);
1709 ssl_ctx_set_excert(ctx, exc);
1712 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1714 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_OFF);
1716 init_session_cache_ctx(ctx);
1718 SSL_CTX_sess_set_cache_size(ctx, 128);
1721 SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC);
1724 #ifndef OPENSSL_NO_SRTP
1725 if (srtp_profiles != NULL) {
1726 /* Returns 0 on success! */
1727 if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) {
1728 BIO_printf(bio_err, "Error setting SRTP profile\n");
1729 ERR_print_errors(bio_err);
1735 if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) {
1736 ERR_print_errors(bio_err);
1739 if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) {
1740 BIO_printf(bio_err, "Error setting verify params\n");
1741 ERR_print_errors(bio_err);
1745 ssl_ctx_add_crls(ctx, crls, 0);
1746 if (!config_ctx(cctx, ssl_args, ctx))
1749 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1750 crls, crl_download)) {
1751 BIO_printf(bio_err, "Error loading store locations\n");
1752 ERR_print_errors(bio_err);
1757 ctx2 = SSL_CTX_new(meth);
1759 ERR_print_errors(bio_err);
1765 BIO_printf(bio_s_out, "Setting secondary ctx parameters\n");
1768 ssl_ctx_security_debug(ctx, sdebug);
1770 if (session_id_prefix) {
1771 if (strlen(session_id_prefix) >= 32)
1773 "warning: id_prefix is too long, only one new session will be possible\n");
1774 if (!SSL_CTX_set_generate_session_id(ctx2, generate_session_id)) {
1775 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1776 ERR_print_errors(bio_err);
1779 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1781 SSL_CTX_set_quiet_shutdown(ctx2, 1);
1783 ssl_ctx_set_excert(ctx2, exc);
1786 SSL_CTX_set_info_callback(ctx2, apps_ssl_info_callback);
1789 SSL_CTX_set_session_cache_mode(ctx2, SSL_SESS_CACHE_OFF);
1791 init_session_cache_ctx(ctx2);
1793 SSL_CTX_sess_set_cache_size(ctx2, 128);
1796 SSL_CTX_set_mode(ctx2, SSL_MODE_ASYNC);
1798 if ((!SSL_CTX_load_verify_locations(ctx2, CAfile, CApath)) ||
1799 (!SSL_CTX_set_default_verify_paths(ctx2))) {
1800 ERR_print_errors(bio_err);
1802 if (vpmtouched && !SSL_CTX_set1_param(ctx2, vpm)) {
1803 BIO_printf(bio_err, "Error setting verify params\n");
1804 ERR_print_errors(bio_err);
1808 ssl_ctx_add_crls(ctx2, crls, 0);
1809 if (!config_ctx(cctx, ssl_args, ctx2))
1812 #ifndef OPENSSL_NO_NEXTPROTONEG
1813 if (next_proto.data)
1814 SSL_CTX_set_next_protos_advertised_cb(ctx, next_proto_cb,
1818 SSL_CTX_set_alpn_select_cb(ctx, alpn_cb, &alpn_ctx);
1820 #ifndef OPENSSL_NO_DH
1825 dh = load_dh_param(dhfile);
1826 else if (s_cert_file)
1827 dh = load_dh_param(s_cert_file);
1830 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
1832 BIO_printf(bio_s_out, "Using default temp DH parameters\n");
1834 (void)BIO_flush(bio_s_out);
1837 SSL_CTX_set_dh_auto(ctx, 1);
1838 else if (!SSL_CTX_set_tmp_dh(ctx, dh)) {
1839 BIO_puts(bio_err, "Error setting temp DH parameters\n");
1840 ERR_print_errors(bio_err);
1847 DH *dh2 = load_dh_param(s_cert_file2);
1849 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
1850 (void)BIO_flush(bio_s_out);
1857 SSL_CTX_set_dh_auto(ctx2, 1);
1858 else if (!SSL_CTX_set_tmp_dh(ctx2, dh)) {
1859 BIO_puts(bio_err, "Error setting temp DH parameters\n");
1860 ERR_print_errors(bio_err);
1869 if (!set_cert_key_stuff(ctx, s_cert, s_key, s_chain, build_chain))
1872 if (s_serverinfo_file != NULL
1873 && !SSL_CTX_use_serverinfo_file(ctx, s_serverinfo_file)) {
1874 ERR_print_errors(bio_err);
1878 if (ctx2 && !set_cert_key_stuff(ctx2, s_cert2, s_key2, NULL, build_chain))
1881 if (s_dcert != NULL) {
1882 if (!set_cert_key_stuff(ctx, s_dcert, s_dkey, s_dchain, build_chain))
1886 if (no_resume_ephemeral) {
1887 SSL_CTX_set_not_resumable_session_callback(ctx,
1888 not_resumable_sess_cb);
1891 SSL_CTX_set_not_resumable_session_callback(ctx2,
1892 not_resumable_sess_cb);
1894 #ifndef OPENSSL_NO_PSK
1895 if (psk_key != NULL) {
1897 BIO_printf(bio_s_out,
1898 "PSK key given, setting server callback\n");
1899 SSL_CTX_set_psk_server_callback(ctx, psk_server_cb);
1902 if (!SSL_CTX_use_psk_identity_hint(ctx, psk_identity_hint)) {
1903 BIO_printf(bio_err, "error setting PSK identity hint to context\n");
1904 ERR_print_errors(bio_err);
1909 SSL_CTX_set_verify(ctx, s_server_verify, verify_callback);
1910 if (!SSL_CTX_set_session_id_context(ctx,
1911 (void *)&s_server_session_id_context,
1912 sizeof s_server_session_id_context)) {
1913 BIO_printf(bio_err, "error setting session id context\n");
1914 ERR_print_errors(bio_err);
1918 /* Set DTLS cookie generation and verification callbacks */
1919 SSL_CTX_set_cookie_generate_cb(ctx, generate_cookie_callback);
1920 SSL_CTX_set_cookie_verify_cb(ctx, verify_cookie_callback);
1923 SSL_CTX_set_verify(ctx2, s_server_verify, verify_callback);
1924 if (!SSL_CTX_set_session_id_context(ctx2,
1925 (void *)&s_server_session_id_context,
1926 sizeof s_server_session_id_context)) {
1927 BIO_printf(bio_err, "error setting session id context\n");
1928 ERR_print_errors(bio_err);
1931 tlsextcbp.biodebug = bio_s_out;
1932 SSL_CTX_set_tlsext_servername_callback(ctx2, ssl_servername_cb);
1933 SSL_CTX_set_tlsext_servername_arg(ctx2, &tlsextcbp);
1934 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1935 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1938 #ifndef OPENSSL_NO_SRP
1939 if (srp_verifier_file != NULL) {
1940 srp_callback_parm.vb = SRP_VBASE_new(srpuserseed);
1941 srp_callback_parm.user = NULL;
1942 srp_callback_parm.login = NULL;
1944 SRP_VBASE_init(srp_callback_parm.vb,
1945 srp_verifier_file)) != SRP_NO_ERROR) {
1947 "Cannot initialize SRP verifier file \"%s\":ret=%d\n",
1948 srp_verifier_file, ret);
1951 SSL_CTX_set_verify(ctx, SSL_VERIFY_NONE, verify_callback);
1952 SSL_CTX_set_srp_cb_arg(ctx, &srp_callback_parm);
1953 SSL_CTX_set_srp_username_callback(ctx, ssl_srp_server_param_cb);
1956 if (CAfile != NULL) {
1957 SSL_CTX_set_client_CA_list(ctx, SSL_load_client_CA_file(CAfile));
1960 SSL_CTX_set_client_CA_list(ctx2, SSL_load_client_CA_file(CAfile));
1962 if (s_tlsextstatus) {
1963 SSL_CTX_set_tlsext_status_cb(ctx, cert_status_cb);
1964 SSL_CTX_set_tlsext_status_arg(ctx, &tlscstatp);
1966 SSL_CTX_set_tlsext_status_cb(ctx2, cert_status_cb);
1967 SSL_CTX_set_tlsext_status_arg(ctx2, &tlscstatp);
1971 BIO_printf(bio_s_out, "ACCEPT\n");
1972 (void)BIO_flush(bio_s_out);
1974 server_cb = rev_body;
1976 server_cb = www_body;
1978 server_cb = sv_body;
1980 if (socket_family == AF_UNIX
1981 && unlink_unix_path)
1984 do_server(&accept_socket, host, port, socket_family, socket_type,
1985 server_cb, context, naccept);
1986 print_stats(bio_s_out, ctx);
1991 sk_X509_CRL_pop_free(crls, X509_CRL_free);
1993 EVP_PKEY_free(s_key);
1994 EVP_PKEY_free(s_dkey);
1995 sk_X509_pop_free(s_chain, X509_free);
1996 sk_X509_pop_free(s_dchain, X509_free);
1998 OPENSSL_free(dpass);
2001 X509_VERIFY_PARAM_free(vpm);
2003 OPENSSL_free(tlscstatp.host);
2004 OPENSSL_free(tlscstatp.port);
2005 OPENSSL_free(tlscstatp.path);
2008 EVP_PKEY_free(s_key2);
2009 BIO_free(serverinfo_in);
2010 #ifndef OPENSSL_NO_NEXTPROTONEG
2011 OPENSSL_free(next_proto.data);
2013 OPENSSL_free(alpn_ctx.data);
2014 ssl_excert_free(exc);
2015 sk_OPENSSL_STRING_free(ssl_args);
2016 SSL_CONF_CTX_free(cctx);
2017 BIO_free(bio_s_out);
2019 BIO_free(bio_s_msg);
2024 static void print_stats(BIO *bio, SSL_CTX *ssl_ctx)
2026 BIO_printf(bio, "%4ld items in the session cache\n",
2027 SSL_CTX_sess_number(ssl_ctx));
2028 BIO_printf(bio, "%4ld client connects (SSL_connect())\n",
2029 SSL_CTX_sess_connect(ssl_ctx));
2030 BIO_printf(bio, "%4ld client renegotiates (SSL_connect())\n",
2031 SSL_CTX_sess_connect_renegotiate(ssl_ctx));
2032 BIO_printf(bio, "%4ld client connects that finished\n",
2033 SSL_CTX_sess_connect_good(ssl_ctx));
2034 BIO_printf(bio, "%4ld server accepts (SSL_accept())\n",
2035 SSL_CTX_sess_accept(ssl_ctx));
2036 BIO_printf(bio, "%4ld server renegotiates (SSL_accept())\n",
2037 SSL_CTX_sess_accept_renegotiate(ssl_ctx));
2038 BIO_printf(bio, "%4ld server accepts that finished\n",
2039 SSL_CTX_sess_accept_good(ssl_ctx));
2040 BIO_printf(bio, "%4ld session cache hits\n", SSL_CTX_sess_hits(ssl_ctx));
2041 BIO_printf(bio, "%4ld session cache misses\n",
2042 SSL_CTX_sess_misses(ssl_ctx));
2043 BIO_printf(bio, "%4ld session cache timeouts\n",
2044 SSL_CTX_sess_timeouts(ssl_ctx));
2045 BIO_printf(bio, "%4ld callback cache hits\n",
2046 SSL_CTX_sess_cb_hits(ssl_ctx));
2047 BIO_printf(bio, "%4ld cache full overflows (%ld allowed)\n",
2048 SSL_CTX_sess_cache_full(ssl_ctx),
2049 SSL_CTX_sess_get_cache_size(ssl_ctx));
2052 static int sv_body(int s, int stype, unsigned char *context)
2061 struct timeval timeout;
2062 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
2065 struct timeval *timeoutp;
2068 buf = app_malloc(bufsize, "server buffer");
2071 unsigned long sl = 1;
2074 BIO_printf(bio_err, "turning on non blocking io\n");
2075 if (BIO_socket_ioctl(s, FIONBIO, &sl) < 0)
2076 ERR_print_errors(bio_err);
2083 if (s_tlsextdebug) {
2084 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2085 SSL_set_tlsext_debug_arg(con, bio_s_out);
2089 && !SSL_set_session_id_context(con,
2090 context, strlen((char *)context))) {
2091 BIO_printf(bio_err, "Error setting session id context\n");
2096 if (!SSL_clear(con)) {
2097 BIO_printf(bio_err, "Error clearing SSL connection\n");
2101 #ifndef OPENSSL_NO_DTLS
2102 if (stype == SOCK_DGRAM) {
2104 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
2106 if (enable_timeouts) {
2108 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
2109 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
2112 timeout.tv_usec = DGRAM_SND_TIMEOUT;
2113 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
2117 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
2118 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
2119 DTLS_get_link_min_mtu(con));
2124 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
2125 if (!DTLS_set_link_mtu(con, socket_mtu)) {
2126 BIO_printf(bio_err, "Failed to set MTU\n");
2132 /* want to do MTU discovery */
2133 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
2135 /* turn on cookie exchange */
2136 SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE);
2139 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2144 test = BIO_new(BIO_f_nbio_test());
2145 sbio = BIO_push(test, sbio);
2148 SSL_set_bio(con, sbio, sbio);
2149 SSL_set_accept_state(con);
2150 /* SSL_set_fd(con,s); */
2153 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
2154 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
2157 #ifndef OPENSSL_NO_SSL_TRACE
2159 SSL_set_msg_callback(con, SSL_trace);
2162 SSL_set_msg_callback(con, msg_cb);
2163 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2166 if (s_tlsextdebug) {
2167 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2168 SSL_set_tlsext_debug_arg(con, bio_s_out);
2173 int read_from_terminal;
2174 int read_from_sslcon;
2176 read_from_terminal = 0;
2177 read_from_sslcon = SSL_pending(con)
2178 || (async && SSL_waiting_for_async(con));
2180 if (!read_from_sslcon) {
2182 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE)
2183 openssl_fdset(fileno(stdin), &readfds);
2185 openssl_fdset(s, &readfds);
2187 * Note: under VMS with SOCKETSHR the second parameter is
2188 * currently of type (int *) whereas under other systems it is
2189 * (void *) if you don't have a cast it will choke the compiler:
2190 * if you do have a cast then you can either go for (int *) or
2193 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
2195 * Under DOS (non-djgpp) and Windows we can't select on stdin:
2196 * only on sockets. As a workaround we timeout the select every
2197 * second and check for any keypress. In a proper Windows
2198 * application we wouldn't do this because it is inefficient.
2202 i = select(width, (void *)&readfds, NULL, NULL, &tv);
2203 if ((i < 0) || (!i && !_kbhit()))
2206 read_from_terminal = 1;
2208 if ((SSL_version(con) == DTLS1_VERSION) &&
2209 DTLSv1_get_timeout(con, &timeout))
2210 timeoutp = &timeout;
2214 i = select(width, (void *)&readfds, NULL, NULL, timeoutp);
2216 if ((SSL_version(con) == DTLS1_VERSION)
2217 && DTLSv1_handle_timeout(con) > 0) {
2218 BIO_printf(bio_err, "TIMEOUT occurred\n");
2223 if (FD_ISSET(fileno(stdin), &readfds))
2224 read_from_terminal = 1;
2226 if (FD_ISSET(s, &readfds))
2227 read_from_sslcon = 1;
2229 if (read_from_terminal) {
2233 i = raw_read_stdin(buf, bufsize / 2);
2235 /* both loops are skipped when i <= 0 */
2236 for (j = 0; j < i; j++)
2239 for (j = i - 1; j >= 0; j--) {
2240 buf[j + lf_num] = buf[j];
2241 if (buf[j] == '\n') {
2244 buf[j + lf_num] = '\r';
2247 assert(lf_num == 0);
2249 i = raw_read_stdin(buf, bufsize);
2250 if (!s_quiet && !s_brief) {
2251 if ((i <= 0) || (buf[0] == 'Q')) {
2252 BIO_printf(bio_s_out, "DONE\n");
2253 (void)BIO_flush(bio_s_out);
2255 close_accept_socket();
2259 if ((i <= 0) || (buf[0] == 'q')) {
2260 BIO_printf(bio_s_out, "DONE\n");
2261 (void)BIO_flush(bio_s_out);
2262 if (SSL_version(con) != DTLS1_VERSION)
2265 * close_accept_socket(); ret= -11;
2269 #ifndef OPENSSL_NO_HEARTBEATS
2270 if ((buf[0] == 'B') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2271 BIO_printf(bio_err, "HEARTBEATING\n");
2277 if ((buf[0] == 'r') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2278 SSL_renegotiate(con);
2279 i = SSL_do_handshake(con);
2280 printf("SSL_do_handshake -> %d\n", i);
2284 * strcpy(buf,"server side RE-NEGOTIATE\n");
2287 if ((buf[0] == 'R') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2289 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
2291 SSL_renegotiate(con);
2292 i = SSL_do_handshake(con);
2293 printf("SSL_do_handshake -> %d\n", i);
2297 * strcpy(buf,"server side RE-NEGOTIATE asking for client
2301 if (buf[0] == 'P') {
2302 static const char *str = "Lets print some clear text\n";
2303 BIO_write(SSL_get_wbio(con), str, strlen(str));
2305 if (buf[0] == 'S') {
2306 print_stats(bio_s_out, SSL_get_SSL_CTX(con));
2309 #ifdef CHARSET_EBCDIC
2310 ebcdic2ascii(buf, buf, i);
2314 /* should do a select for the write */
2318 if (++count == 100) {
2320 SSL_renegotiate(con);
2324 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2325 #ifndef OPENSSL_NO_SRP
2326 while (SSL_get_error(con, k) == SSL_ERROR_WANT_X509_LOOKUP) {
2327 BIO_printf(bio_s_out, "LOOKUP renego during write\n");
2328 srp_callback_parm.user =
2329 SRP_VBASE_get_by_user(srp_callback_parm.vb,
2330 srp_callback_parm.login);
2331 if (srp_callback_parm.user)
2332 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2333 srp_callback_parm.user->info);
2335 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2336 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2339 switch (SSL_get_error(con, k)) {
2340 case SSL_ERROR_NONE:
2342 case SSL_ERROR_WANT_ASYNC:
2343 BIO_printf(bio_s_out, "Write BLOCK (Async)\n");
2344 wait_for_async(con);
2346 case SSL_ERROR_WANT_WRITE:
2347 case SSL_ERROR_WANT_READ:
2348 case SSL_ERROR_WANT_X509_LOOKUP:
2349 BIO_printf(bio_s_out, "Write BLOCK\n");
2351 case SSL_ERROR_SYSCALL:
2353 BIO_printf(bio_s_out, "ERROR\n");
2354 (void)BIO_flush(bio_s_out);
2355 ERR_print_errors(bio_err);
2359 case SSL_ERROR_ZERO_RETURN:
2360 BIO_printf(bio_s_out, "DONE\n");
2361 (void)BIO_flush(bio_s_out);
2373 if (read_from_sslcon) {
2375 * init_ssl_connection handles all async events itself so if we're
2376 * waiting for async then we shouldn't go back into
2377 * init_ssl_connection
2379 if ((!async || !SSL_waiting_for_async(con))
2380 && !SSL_is_init_finished(con)) {
2381 i = init_ssl_connection(con);
2386 } else if (i == 0) {
2392 i = SSL_read(con, (char *)buf, bufsize);
2393 #ifndef OPENSSL_NO_SRP
2394 while (SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2395 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2396 srp_callback_parm.user =
2397 SRP_VBASE_get_by_user(srp_callback_parm.vb,
2398 srp_callback_parm.login);
2399 if (srp_callback_parm.user)
2400 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2401 srp_callback_parm.user->info);
2403 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2404 i = SSL_read(con, (char *)buf, bufsize);
2407 switch (SSL_get_error(con, i)) {
2408 case SSL_ERROR_NONE:
2409 #ifdef CHARSET_EBCDIC
2410 ascii2ebcdic(buf, buf, i);
2412 raw_write_stdout(buf, (unsigned int)i);
2413 if (SSL_pending(con))
2416 case SSL_ERROR_WANT_ASYNC:
2417 BIO_printf(bio_s_out, "Read BLOCK (Async)\n");
2418 wait_for_async(con);
2420 case SSL_ERROR_WANT_WRITE:
2421 case SSL_ERROR_WANT_READ:
2422 BIO_printf(bio_s_out, "Read BLOCK\n");
2424 case SSL_ERROR_SYSCALL:
2426 BIO_printf(bio_s_out, "ERROR\n");
2427 (void)BIO_flush(bio_s_out);
2428 ERR_print_errors(bio_err);
2431 case SSL_ERROR_ZERO_RETURN:
2432 BIO_printf(bio_s_out, "DONE\n");
2433 (void)BIO_flush(bio_s_out);
2442 BIO_printf(bio_s_out, "shutting down SSL\n");
2443 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
2446 BIO_printf(bio_s_out, "CONNECTION CLOSED\n");
2447 OPENSSL_clear_free(buf, bufsize);
2449 BIO_printf(bio_s_out, "ACCEPT\n");
2450 (void)BIO_flush(bio_s_out);
2454 static void close_accept_socket(void)
2456 BIO_printf(bio_err, "shutdown accept socket\n");
2457 if (accept_socket >= 0) {
2458 SHUTDOWN2(accept_socket);
2462 static int init_ssl_connection(SSL *con)
2469 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2470 const unsigned char *next_proto_neg;
2471 unsigned next_proto_neg_len;
2473 unsigned char *exportedkeymat;
2475 #ifndef OPENSSL_NO_DTLS
2477 BIO_ADDR *client = NULL;
2479 if ((client = BIO_ADDR_new()) == NULL) {
2480 BIO_printf(bio_err, "ERROR - memory\n");
2483 i = DTLSv1_listen(con, client);
2488 wbio = SSL_get_wbio(con);
2490 BIO_get_fd(wbio, &fd);
2493 if(!wbio || BIO_connect(fd, client, 0) == 0) {
2494 BIO_printf(bio_err, "ERROR - unable to connect\n");
2495 BIO_ADDR_free(client);
2498 BIO_ADDR_free(client);
2500 i = SSL_accept(con);
2506 i = SSL_accept(con);
2508 #ifdef CERT_CB_TEST_RETRY
2510 while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP
2511 && SSL_get_state(con) == TLS_ST_SR_CLNT_HELLO) {
2513 "LOOKUP from certificate callback during accept\n");
2514 i = SSL_accept(con);
2519 #ifndef OPENSSL_NO_SRP
2520 while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2521 BIO_printf(bio_s_out, "LOOKUP during accept %s\n",
2522 srp_callback_parm.login);
2523 srp_callback_parm.user =
2524 SRP_VBASE_get_by_user(srp_callback_parm.vb,
2525 srp_callback_parm.login);
2526 if (srp_callback_parm.user)
2527 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2528 srp_callback_parm.user->info);
2530 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2531 i = SSL_accept(con);
2534 } while (i < 0 && SSL_waiting_for_async(con));
2537 if ((dtlslisten && i == 0)
2538 || (!dtlslisten && BIO_sock_should_retry(i))) {
2539 BIO_printf(bio_s_out, "DELAY\n");
2543 BIO_printf(bio_err, "ERROR\n");
2545 verify_err = SSL_get_verify_result(con);
2546 if (verify_err != X509_V_OK) {
2547 BIO_printf(bio_err, "verify error:%s\n",
2548 X509_verify_cert_error_string(verify_err));
2550 /* Always print any error messages */
2551 ERR_print_errors(bio_err);
2556 print_ssl_summary(con);
2558 PEM_write_bio_SSL_SESSION(bio_s_out, SSL_get_session(con));
2560 peer = SSL_get_peer_certificate(con);
2562 BIO_printf(bio_s_out, "Client certificate\n");
2563 PEM_write_bio_X509(bio_s_out, peer);
2564 X509_NAME_oneline(X509_get_subject_name(peer), buf, sizeof buf);
2565 BIO_printf(bio_s_out, "subject=%s\n", buf);
2566 X509_NAME_oneline(X509_get_issuer_name(peer), buf, sizeof buf);
2567 BIO_printf(bio_s_out, "issuer=%s\n", buf);
2571 if (SSL_get_shared_ciphers(con, buf, sizeof buf) != NULL)
2572 BIO_printf(bio_s_out, "Shared ciphers:%s\n", buf);
2573 str = SSL_CIPHER_get_name(SSL_get_current_cipher(con));
2574 ssl_print_sigalgs(bio_s_out, con);
2575 #ifndef OPENSSL_NO_EC
2576 ssl_print_point_formats(bio_s_out, con);
2577 ssl_print_curves(bio_s_out, con, 0);
2579 BIO_printf(bio_s_out, "CIPHER is %s\n", (str != NULL) ? str : "(NONE)");
2581 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2582 SSL_get0_next_proto_negotiated(con, &next_proto_neg, &next_proto_neg_len);
2583 if (next_proto_neg) {
2584 BIO_printf(bio_s_out, "NEXTPROTO is ");
2585 BIO_write(bio_s_out, next_proto_neg, next_proto_neg_len);
2586 BIO_printf(bio_s_out, "\n");
2589 #ifndef OPENSSL_NO_SRTP
2591 SRTP_PROTECTION_PROFILE *srtp_profile
2592 = SSL_get_selected_srtp_profile(con);
2595 BIO_printf(bio_s_out, "SRTP Extension negotiated, profile=%s\n",
2596 srtp_profile->name);
2599 if (SSL_session_reused(con))
2600 BIO_printf(bio_s_out, "Reused session-id\n");
2601 BIO_printf(bio_s_out, "Secure Renegotiation IS%s supported\n",
2602 SSL_get_secure_renegotiation_support(con) ? "" : " NOT");
2603 if (keymatexportlabel != NULL) {
2604 BIO_printf(bio_s_out, "Keying material exporter:\n");
2605 BIO_printf(bio_s_out, " Label: '%s'\n", keymatexportlabel);
2606 BIO_printf(bio_s_out, " Length: %i bytes\n", keymatexportlen);
2607 exportedkeymat = app_malloc(keymatexportlen, "export key");
2608 if (!SSL_export_keying_material(con, exportedkeymat,
2611 strlen(keymatexportlabel),
2613 BIO_printf(bio_s_out, " Error\n");
2615 BIO_printf(bio_s_out, " Keying material: ");
2616 for (i = 0; i < keymatexportlen; i++)
2617 BIO_printf(bio_s_out, "%02X", exportedkeymat[i]);
2618 BIO_printf(bio_s_out, "\n");
2620 OPENSSL_free(exportedkeymat);
2626 #ifndef OPENSSL_NO_DH
2627 static DH *load_dh_param(const char *dhfile)
2632 if ((bio = BIO_new_file(dhfile, "r")) == NULL)
2634 ret = PEM_read_bio_DHparams(bio, NULL, NULL, NULL);
2641 static int www_body(int s, int stype, unsigned char *context)
2647 const SSL_CIPHER *c;
2648 BIO *io, *ssl_bio, *sbio;
2650 int total_bytes = 0;
2655 /* Set width for a select call if needed */
2658 buf = app_malloc(bufsize, "server www buffer");
2659 io = BIO_new(BIO_f_buffer());
2660 ssl_bio = BIO_new(BIO_f_ssl());
2661 if ((io == NULL) || (ssl_bio == NULL))
2666 unsigned long sl = 1;
2669 BIO_printf(bio_err, "turning on non blocking io\n");
2670 if (BIO_socket_ioctl(s, FIONBIO, &sl) < 0)
2671 ERR_print_errors(bio_err);
2675 /* lets make the output buffer a reasonable size */
2676 if (!BIO_set_write_buffer_size(io, bufsize))
2679 if ((con = SSL_new(ctx)) == NULL)
2682 if (s_tlsextdebug) {
2683 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2684 SSL_set_tlsext_debug_arg(con, bio_s_out);
2687 if (context && !SSL_set_session_id_context(con, context,
2688 strlen((char *)context)))
2691 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2695 test = BIO_new(BIO_f_nbio_test());
2696 sbio = BIO_push(test, sbio);
2698 SSL_set_bio(con, sbio, sbio);
2699 SSL_set_accept_state(con);
2701 /* SSL_set_fd(con,s); */
2702 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
2703 BIO_push(io, ssl_bio);
2704 #ifdef CHARSET_EBCDIC
2705 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
2709 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
2710 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
2713 #ifndef OPENSSL_NO_SSL_TRACE
2715 SSL_set_msg_callback(con, SSL_trace);
2718 SSL_set_msg_callback(con, msg_cb);
2719 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2723 i = BIO_gets(io, buf, bufsize - 1);
2724 if (i < 0) { /* error */
2725 if (!BIO_should_retry(io) && !SSL_waiting_for_async(con)) {
2727 ERR_print_errors(bio_err);
2730 BIO_printf(bio_s_out, "read R BLOCK\n");
2731 #ifndef OPENSSL_NO_SRP
2732 if (BIO_should_io_special(io)
2733 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
2734 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2735 srp_callback_parm.user =
2736 SRP_VBASE_get_by_user(srp_callback_parm.vb,
2737 srp_callback_parm.login);
2738 if (srp_callback_parm.user)
2739 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2740 srp_callback_parm.user->info);
2742 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2746 #if defined(OPENSSL_SYS_NETWARE)
2748 #elif !defined(OPENSSL_SYS_MSDOS)
2753 } else if (i == 0) { /* end of input */
2758 /* else we have data */
2759 if (((www == 1) && (strncmp("GET ", buf, 4) == 0)) ||
2760 ((www == 2) && (strncmp("GET /stats ", buf, 11) == 0))) {
2763 STACK_OF(SSL_CIPHER) *sk;
2764 static const char *space = " ";
2766 if (www == 1 && strncmp("GET /reneg", buf, 10) == 0) {
2767 if (strncmp("GET /renegcert", buf, 14) == 0)
2769 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
2771 i = SSL_renegotiate(con);
2772 BIO_printf(bio_s_out, "SSL_renegotiate -> %d\n", i);
2773 /* Send the HelloRequest */
2774 i = SSL_do_handshake(con);
2776 BIO_printf(bio_s_out, "SSL_do_handshake() Retval %d\n",
2777 SSL_get_error(con, i));
2778 ERR_print_errors(bio_err);
2781 /* Wait for a ClientHello to come back */
2783 openssl_fdset(s, &readfds);
2784 i = select(width, (void *)&readfds, NULL, NULL, NULL);
2785 if (i <= 0 || !FD_ISSET(s, &readfds)) {
2786 BIO_printf(bio_s_out, "Error waiting for client response\n");
2787 ERR_print_errors(bio_err);
2791 * We're not acutally expecting any data here and we ignore
2792 * any that is sent. This is just to force the handshake that
2793 * we're expecting to come from the client. If they haven't
2794 * sent one there's not much we can do.
2796 BIO_gets(io, buf, bufsize - 1);
2800 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2801 BIO_puts(io, "<HTML><BODY BGCOLOR=\"#ffffff\">\n");
2802 BIO_puts(io, "<pre>\n");
2803 /* BIO_puts(io,OpenSSL_version(OPENSSL_VERSION));*/
2805 for (i = 0; i < local_argc; i++) {
2807 for (myp = local_argv[i]; *myp; myp++)
2810 BIO_puts(io, "<");
2813 BIO_puts(io, ">");
2816 BIO_puts(io, "&");
2819 BIO_write(io, myp, 1);
2822 BIO_write(io, " ", 1);
2827 "Secure Renegotiation IS%s supported\n",
2828 SSL_get_secure_renegotiation_support(con) ?
2832 * The following is evil and should not really be done
2834 BIO_printf(io, "Ciphers supported in s_server binary\n");
2835 sk = SSL_get_ciphers(con);
2836 j = sk_SSL_CIPHER_num(sk);
2837 for (i = 0; i < j; i++) {
2838 c = sk_SSL_CIPHER_value(sk, i);
2839 BIO_printf(io, "%-11s:%-25s ",
2840 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2841 if ((((i + 1) % 2) == 0) && (i + 1 != j))
2845 p = SSL_get_shared_ciphers(con, buf, bufsize);
2848 "---\nCiphers common between both SSL end points:\n");
2852 BIO_write(io, space, 26 - j);
2855 BIO_write(io, ((i % 3) ? " " : "\n"), 1);
2857 BIO_write(io, p, 1);
2864 ssl_print_sigalgs(io, con);
2865 #ifndef OPENSSL_NO_EC
2866 ssl_print_curves(io, con, 0);
2868 BIO_printf(io, (SSL_session_reused(con)
2869 ? "---\nReused, " : "---\nNew, "));
2870 c = SSL_get_current_cipher(con);
2871 BIO_printf(io, "%s, Cipher is %s\n",
2872 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2873 SSL_SESSION_print(io, SSL_get_session(con));
2874 BIO_printf(io, "---\n");
2875 print_stats(io, SSL_get_SSL_CTX(con));
2876 BIO_printf(io, "---\n");
2877 peer = SSL_get_peer_certificate(con);
2879 BIO_printf(io, "Client certificate\n");
2880 X509_print(io, peer);
2881 PEM_write_bio_X509(io, peer);
2883 BIO_puts(io, "no client certificate available\n");
2884 BIO_puts(io, "</BODY></HTML>\r\n\r\n");
2886 } else if ((www == 2 || www == 3)
2887 && (strncmp("GET /", buf, 5) == 0)) {
2890 static const char *text =
2891 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
2897 for (e = p; *e != '\0'; e++) {
2903 dot = (e[0] == '.') ? 2 : 0;
2906 dot = (e[0] == '.') ? 3 : 0;
2909 dot = (e[0] == '/') ? -1 : 0;
2913 dot = (e[0] == '/') ? 1 : 0;
2915 dot = (dot == 3) || (dot == -1); /* filename contains ".."
2920 BIO_printf(io, "'%s' is an invalid file name\r\n", p);
2927 BIO_printf(io, "'%s' contains '..' reference\r\n", p);
2933 BIO_printf(io, "'%s' is an invalid path\r\n", p);
2937 /* if a directory, do the index thang */
2938 if (app_isdir(p) > 0) {
2940 BIO_printf(io, "'%s' is a directory\r\n", p);
2944 if ((file = BIO_new_file(p, "r")) == NULL) {
2946 BIO_printf(io, "Error opening '%s'\r\n", p);
2947 ERR_print_errors(io);
2952 BIO_printf(bio_err, "FILE:%s\n", p);
2956 if (((i > 5) && (strcmp(&(p[i - 5]), ".html") == 0)) ||
2957 ((i > 4) && (strcmp(&(p[i - 4]), ".php") == 0)) ||
2958 ((i > 4) && (strcmp(&(p[i - 4]), ".htm") == 0)))
2960 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2963 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n");
2967 i = BIO_read(file, buf, bufsize);
2973 BIO_printf(bio_err, "%d\n", i);
2974 if (total_bytes > 3 * 1024) {
2976 BIO_printf(bio_err, "RENEGOTIATE\n");
2977 SSL_renegotiate(con);
2981 for (j = 0; j < i;) {
2985 if (++count == 13) {
2986 SSL_renegotiate(con);
2990 k = BIO_write(io, &(buf[j]), i - j);
2992 if (!BIO_should_retry(io) && !SSL_waiting_for_async(con))
2995 BIO_printf(bio_s_out, "rwrite W BLOCK\n");
3009 i = (int)BIO_flush(io);
3011 if (!BIO_should_retry(io))
3017 /* make sure we re-use sessions */
3018 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
3022 BIO_printf(bio_s_out, "ACCEPT\n");
3028 static int rev_body(int s, int stype, unsigned char *context)
3034 BIO *io, *ssl_bio, *sbio;
3036 buf = app_malloc(bufsize, "server rev buffer");
3037 io = BIO_new(BIO_f_buffer());
3038 ssl_bio = BIO_new(BIO_f_ssl());
3039 if ((io == NULL) || (ssl_bio == NULL))
3042 /* lets make the output buffer a reasonable size */
3043 if (!BIO_set_write_buffer_size(io, bufsize))
3046 if ((con = SSL_new(ctx)) == NULL)
3049 if (s_tlsextdebug) {
3050 SSL_set_tlsext_debug_callback(con, tlsext_cb);
3051 SSL_set_tlsext_debug_arg(con, bio_s_out);
3053 if (context && !SSL_set_session_id_context(con, context,
3054 strlen((char *)context))) {
3055 ERR_print_errors(bio_err);
3059 sbio = BIO_new_socket(s, BIO_NOCLOSE);
3060 SSL_set_bio(con, sbio, sbio);
3061 SSL_set_accept_state(con);
3063 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
3064 BIO_push(io, ssl_bio);
3065 #ifdef CHARSET_EBCDIC
3066 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
3070 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
3071 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
3074 #ifndef OPENSSL_NO_SSL_TRACE
3076 SSL_set_msg_callback(con, SSL_trace);
3079 SSL_set_msg_callback(con, msg_cb);
3080 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
3084 i = BIO_do_handshake(io);
3087 if (!BIO_should_retry(io)) {
3088 BIO_puts(bio_err, "CONNECTION FAILURE\n");
3089 ERR_print_errors(bio_err);
3092 #ifndef OPENSSL_NO_SRP
3093 if (BIO_should_io_special(io)
3094 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3095 BIO_printf(bio_s_out, "LOOKUP renego during accept\n");
3096 srp_callback_parm.user =
3097 SRP_VBASE_get_by_user(srp_callback_parm.vb,
3098 srp_callback_parm.login);
3099 if (srp_callback_parm.user)
3100 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3101 srp_callback_parm.user->info);
3103 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3108 BIO_printf(bio_err, "CONNECTION ESTABLISHED\n");
3109 print_ssl_summary(con);
3112 i = BIO_gets(io, buf, bufsize - 1);
3113 if (i < 0) { /* error */
3114 if (!BIO_should_retry(io)) {
3116 ERR_print_errors(bio_err);
3119 BIO_printf(bio_s_out, "read R BLOCK\n");
3120 #ifndef OPENSSL_NO_SRP
3121 if (BIO_should_io_special(io)
3122 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3123 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
3124 srp_callback_parm.user =
3125 SRP_VBASE_get_by_user(srp_callback_parm.vb,
3126 srp_callback_parm.login);
3127 if (srp_callback_parm.user)
3128 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3129 srp_callback_parm.user->info);
3131 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3135 #if defined(OPENSSL_SYS_NETWARE)
3137 #elif !defined(OPENSSL_SYS_MSDOS)
3142 } else if (i == 0) { /* end of input */
3144 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3147 char *p = buf + i - 1;
3148 while (i && (*p == '\n' || *p == '\r')) {
3152 if (!s_ign_eof && (i == 5) && (strncmp(buf, "CLOSE", 5) == 0)) {
3154 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3157 BUF_reverse((unsigned char *)buf, NULL, i);
3159 BIO_write(io, buf, i + 1);
3164 if (!BIO_should_retry(io))
3170 /* make sure we re-use sessions */
3171 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
3180 #define MAX_SESSION_ID_ATTEMPTS 10
3181 static int generate_session_id(const SSL *ssl, unsigned char *id,
3182 unsigned int *id_len)
3184 unsigned int count = 0;
3186 if (RAND_bytes(id, *id_len) <= 0)
3189 * Prefix the session_id with the required prefix. NB: If our prefix
3190 * is too long, clip it - but there will be worse effects anyway, eg.
3191 * the server could only possibly create 1 session ID (ie. the
3192 * prefix!) so all future session negotiations will fail due to
3195 memcpy(id, session_id_prefix,
3196 (strlen(session_id_prefix) < *id_len) ?
3197 strlen(session_id_prefix) : *id_len);
3199 while (SSL_has_matching_session_id(ssl, id, *id_len) &&
3200 (++count < MAX_SESSION_ID_ATTEMPTS));
3201 if (count >= MAX_SESSION_ID_ATTEMPTS)
3207 * By default s_server uses an in-memory cache which caches SSL_SESSION
3208 * structures without any serialisation. This hides some bugs which only
3209 * become apparent in deployed servers. By implementing a basic external
3210 * session cache some issues can be debugged using s_server.
3213 typedef struct simple_ssl_session_st {
3218 struct simple_ssl_session_st *next;
3219 } simple_ssl_session;
3221 static simple_ssl_session *first = NULL;
3223 static int add_session(SSL *ssl, SSL_SESSION *session)
3225 simple_ssl_session *sess = app_malloc(sizeof(*sess), "get session");
3228 SSL_SESSION_get_id(session, &sess->idlen);
3229 sess->derlen = i2d_SSL_SESSION(session, NULL);
3230 if (sess->derlen < 0) {
3231 BIO_printf(bio_err, "Error encoding session\n");
3236 sess->id = OPENSSL_memdup(SSL_SESSION_get_id(session, NULL), sess->idlen);
3237 sess->der = app_malloc(sess->derlen, "get session buffer");
3239 BIO_printf(bio_err, "Out of memory adding to external cache\n");
3240 OPENSSL_free(sess->id);
3241 OPENSSL_free(sess->der);
3247 /* Assume it still works. */
3248 if (i2d_SSL_SESSION(session, &p) != sess->derlen) {
3249 BIO_printf(bio_err, "Unexpected session encoding length\n");
3250 OPENSSL_free(sess->id);
3251 OPENSSL_free(sess->der);
3258 BIO_printf(bio_err, "New session added to external cache\n");
3262 static SSL_SESSION *get_session(SSL *ssl, const unsigned char *id, int idlen,
3265 simple_ssl_session *sess;
3267 for (sess = first; sess; sess = sess->next) {
3268 if (idlen == (int)sess->idlen && !memcmp(sess->id, id, idlen)) {
3269 const unsigned char *p = sess->der;
3270 BIO_printf(bio_err, "Lookup session: cache hit\n");
3271 return d2i_SSL_SESSION(NULL, &p, sess->derlen);
3274 BIO_printf(bio_err, "Lookup session: cache miss\n");
3278 static void del_session(SSL_CTX *sctx, SSL_SESSION *session)
3280 simple_ssl_session *sess, *prev = NULL;
3281 const unsigned char *id;
3283 id = SSL_SESSION_get_id(session, &idlen);
3284 for (sess = first; sess; sess = sess->next) {
3285 if (idlen == sess->idlen && !memcmp(sess->id, id, idlen)) {
3287 prev->next = sess->next;
3290 OPENSSL_free(sess->id);
3291 OPENSSL_free(sess->der);
3299 static void init_session_cache_ctx(SSL_CTX *sctx)
3301 SSL_CTX_set_session_cache_mode(sctx,
3302 SSL_SESS_CACHE_NO_INTERNAL |
3303 SSL_SESS_CACHE_SERVER);
3304 SSL_CTX_sess_set_new_cb(sctx, add_session);
3305 SSL_CTX_sess_set_get_cb(sctx, get_session);
3306 SSL_CTX_sess_set_remove_cb(sctx, del_session);
3309 static void free_sessions(void)
3311 simple_ssl_session *sess, *tsess;
3312 for (sess = first; sess;) {
3313 OPENSSL_free(sess->id);
3314 OPENSSL_free(sess->der);
3317 OPENSSL_free(tsess);