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 static int not_resumable_sess_cb(SSL *s, int is_forward_secure);
189 static int sv_body(int s, int stype, unsigned char *context);
190 static int www_body(int s, int stype, unsigned char *context);
191 static int rev_body(int s, int stype, unsigned char *context);
192 static void close_accept_socket(void);
193 static int init_ssl_connection(SSL *s);
194 static void print_stats(BIO *bp, SSL_CTX *ctx);
195 static int generate_session_id(const SSL *ssl, unsigned char *id,
196 unsigned int *id_len);
197 static void init_session_cache_ctx(SSL_CTX *sctx);
198 static void free_sessions(void);
199 #ifndef OPENSSL_NO_DH
200 static DH *load_dh_param(const char *dhfile);
203 static void s_server_init(void);
205 /* static int load_CA(SSL_CTX *ctx, char *file);*/
208 #define BUFSIZZ 16*1024
209 static int bufsize = BUFSIZZ;
210 static int accept_socket = -1;
212 #define TEST_CERT "server.pem"
213 #define TEST_CERT2 "server2.pem"
215 extern int verify_depth, verify_return_error, verify_quiet;
217 static int s_server_verify = SSL_VERIFY_NONE;
218 static int s_server_session_id_context = 1; /* anything will do */
219 static const char *s_cert_file = TEST_CERT, *s_key_file =
220 NULL, *s_chain_file = NULL;
222 static const char *s_cert_file2 = TEST_CERT2, *s_key_file2 = NULL;
223 static char *s_dcert_file = NULL, *s_dkey_file = NULL, *s_dchain_file = NULL;
224 static int s_nbio = 0;
225 static int s_nbio_test = 0;
226 static int s_crlf = 0;
227 static SSL_CTX *ctx = NULL;
228 static SSL_CTX *ctx2 = NULL;
231 static BIO *bio_s_out = NULL;
232 static BIO *bio_s_msg = NULL;
233 static int s_debug = 0;
234 static int s_tlsextdebug = 0;
235 static int s_tlsextstatus = 0;
236 static int cert_status_cb(SSL *s, void *arg);
237 static int no_resume_ephemeral = 0;
238 static int s_msg = 0;
239 static int s_quiet = 0;
240 static int s_ign_eof = 0;
241 static int s_brief = 0;
243 static char *keymatexportlabel = NULL;
244 static int keymatexportlen = 20;
246 static int async = 0;
248 #ifndef OPENSSL_NO_ENGINE
249 static char *engine_id = NULL;
251 static const char *session_id_prefix = NULL;
253 #ifndef OPENSSL_NO_DTLS
254 static int enable_timeouts = 0;
255 static long socket_mtu;
256 static int cert_chain = 0;
258 static int dtlslisten = 0;
260 static BIO *serverinfo_in = NULL;
261 static const char *s_serverinfo_file = NULL;
263 #ifndef OPENSSL_NO_PSK
264 static char *psk_identity = "Client_identity";
265 char *psk_key = NULL; /* by default PSK is not used */
267 static unsigned int psk_server_cb(SSL *ssl, const char *identity,
269 unsigned int max_psk_len)
271 unsigned int psk_len = 0;
276 BIO_printf(bio_s_out, "psk_server_cb\n");
278 BIO_printf(bio_err, "Error: client did not send PSK identity\n");
282 BIO_printf(bio_s_out, "identity_len=%d identity=%s\n",
283 (int)strlen(identity), identity);
285 /* here we could lookup the given identity e.g. from a database */
286 if (strcmp(identity, psk_identity) != 0) {
287 BIO_printf(bio_s_out, "PSK error: client identity not found"
288 " (got '%s' expected '%s')\n", identity, psk_identity);
292 BIO_printf(bio_s_out, "PSK client identity found\n");
294 /* convert the PSK key to binary */
295 ret = BN_hex2bn(&bn, psk_key);
297 BIO_printf(bio_err, "Could not convert PSK key '%s' to BIGNUM\n",
302 if (BN_num_bytes(bn) > (int)max_psk_len) {
304 "psk buffer of callback is too small (%d) for key (%d)\n",
305 max_psk_len, BN_num_bytes(bn));
310 ret = BN_bn2bin(bn, psk);
315 psk_len = (unsigned int)ret;
318 BIO_printf(bio_s_out, "fetched PSK len=%d\n", psk_len);
322 BIO_printf(bio_err, "Error in PSK server callback\n");
323 (void)BIO_flush(bio_err);
324 (void)BIO_flush(bio_s_out);
329 #ifndef OPENSSL_NO_SRP
330 /* This is a context that we pass to callbacks */
331 typedef struct srpsrvparm_st {
338 * This callback pretends to require some asynchronous logic in order to
339 * obtain a verifier. When the callback is called for a new connection we
340 * return with a negative value. This will provoke the accept etc to return
341 * with an LOOKUP_X509. The main logic of the reinvokes the suspended call
342 * (which would normally occur after a worker has finished) and we set the
345 static int ssl_srp_server_param_cb(SSL *s, int *ad, void *arg)
347 srpsrvparm *p = (srpsrvparm *) arg;
348 int ret = SSL3_AL_FATAL;
350 if (p->login == NULL && p->user == NULL) {
351 p->login = SSL_get_srp_username(s);
352 BIO_printf(bio_err, "SRP username = \"%s\"\n", p->login);
356 if (p->user == NULL) {
357 BIO_printf(bio_err, "User %s doesn't exist\n", p->login);
361 if (SSL_set_srp_server_param
362 (s, p->user->N, p->user->g, p->user->s, p->user->v,
363 p->user->info) < 0) {
364 *ad = SSL_AD_INTERNAL_ERROR;
368 "SRP parameters set: username = \"%s\" info=\"%s\" \n",
369 p->login, p->user->info);
370 ret = SSL_ERROR_NONE;
373 SRP_user_pwd_free(p->user);
381 static void s_server_init(void)
385 s_server_verify = SSL_VERIFY_NONE;
388 s_dchain_file = NULL;
389 s_cert_file = TEST_CERT;
392 s_cert_file2 = TEST_CERT2;
405 #ifndef OPENSSL_NO_ENGINE
410 static int local_argc = 0;
411 static char **local_argv;
413 #ifdef CHARSET_EBCDIC
414 static int ebcdic_new(BIO *bi);
415 static int ebcdic_free(BIO *a);
416 static int ebcdic_read(BIO *b, char *out, int outl);
417 static int ebcdic_write(BIO *b, const char *in, int inl);
418 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr);
419 static int ebcdic_gets(BIO *bp, char *buf, int size);
420 static int ebcdic_puts(BIO *bp, const char *str);
422 # define BIO_TYPE_EBCDIC_FILTER (18|0x0200)
423 static BIO_METHOD methods_ebcdic = {
424 BIO_TYPE_EBCDIC_FILTER,
425 "EBCDIC/ASCII filter",
435 /* This struct is "unwarranted chumminess with the compiler." */
441 BIO_METHOD *BIO_f_ebcdic_filter()
443 return (&methods_ebcdic);
446 static int ebcdic_new(BIO *bi)
448 EBCDIC_OUTBUFF *wbuf;
450 wbuf = app_malloc(sizeof(*wbuf) + 1024, "ebcdic wbuf");
451 wbuf->alloced = 1024;
452 wbuf->buff[0] = '\0';
454 bi->ptr = (char *)wbuf;
460 static int ebcdic_free(BIO *a)
464 OPENSSL_free(a->ptr);
471 static int ebcdic_read(BIO *b, char *out, int outl)
475 if (out == NULL || outl == 0)
477 if (b->next_bio == NULL)
480 ret = BIO_read(b->next_bio, out, outl);
482 ascii2ebcdic(out, out, ret);
486 static int ebcdic_write(BIO *b, const char *in, int inl)
488 EBCDIC_OUTBUFF *wbuf;
493 if ((in == NULL) || (inl <= 0))
495 if (b->next_bio == NULL)
498 wbuf = (EBCDIC_OUTBUFF *) b->ptr;
500 if (inl > (num = wbuf->alloced)) {
501 num = num + num; /* double the size */
504 wbuf = app_malloc(sizeof(*wbuf) + num, "grow ebcdic wbuf");
505 OPENSSL_free(b->ptr);
508 wbuf->buff[0] = '\0';
510 b->ptr = (char *)wbuf;
513 ebcdic2ascii(wbuf->buff, in, inl);
515 ret = BIO_write(b->next_bio, wbuf->buff, inl);
520 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr)
524 if (b->next_bio == NULL)
531 ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
537 static int ebcdic_gets(BIO *bp, char *buf, int size)
540 if (bp->next_bio == NULL)
542 /* return(BIO_gets(bp->next_bio,buf,size));*/
543 for (i = 0; i < size - 1; ++i) {
544 ret = ebcdic_read(bp, &buf[i], 1);
547 else if (buf[i] == '\n') {
554 return (ret < 0 && i == 0) ? ret : i;
557 static int ebcdic_puts(BIO *bp, const char *str)
559 if (bp->next_bio == NULL)
561 return ebcdic_write(bp, str, strlen(str));
565 /* This is a context that we pass to callbacks */
566 typedef struct tlsextctx_st {
572 static int ssl_servername_cb(SSL *s, int *ad, void *arg)
574 tlsextctx *p = (tlsextctx *) arg;
575 const char *servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
576 if (servername && p->biodebug)
577 BIO_printf(p->biodebug, "Hostname in TLS extension: \"%s\"\n",
581 return SSL_TLSEXT_ERR_NOACK;
584 if (strcasecmp(servername, p->servername))
585 return p->extension_error;
587 BIO_printf(p->biodebug, "Switching server context.\n");
588 SSL_set_SSL_CTX(s, ctx2);
591 return SSL_TLSEXT_ERR_OK;
594 /* Structure passed to cert status callback */
596 typedef struct tlsextstatusctx_st {
597 /* Default responder to use */
598 char *host, *path, *port;
604 static tlsextstatusctx tlscstatp = { NULL, NULL, NULL, 0, -1, 0 };
607 * Certificate Status callback. This is called when a client includes a
608 * certificate status request extension. This is a simplified version. It
609 * examines certificates each time and makes one OCSP responder query for
610 * each request. A full version would store details such as the OCSP
611 * certificate IDs and minimise the number of OCSP responses by caching them
612 * until they were considered "expired".
615 static int cert_status_cb(SSL *s, void *arg)
617 tlsextstatusctx *srctx = arg;
618 char *host = NULL, *port = NULL, *path = NULL;
620 unsigned char *rspder = NULL;
622 STACK_OF(OPENSSL_STRING) *aia = NULL;
624 X509_STORE_CTX inctx;
626 OCSP_REQUEST *req = NULL;
627 OCSP_RESPONSE *resp = NULL;
628 OCSP_CERTID *id = NULL;
629 STACK_OF(X509_EXTENSION) *exts;
630 int ret = SSL_TLSEXT_ERR_NOACK;
634 BIO_puts(bio_err, "cert_status: callback called\n");
635 /* Build up OCSP query from server certificate */
636 x = SSL_get_certificate(s);
637 aia = X509_get1_ocsp(x);
639 if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia, 0),
640 &host, &port, &path, &use_ssl)) {
641 BIO_puts(bio_err, "cert_status: can't parse AIA URL\n");
645 BIO_printf(bio_err, "cert_status: AIA URL: %s\n",
646 sk_OPENSSL_STRING_value(aia, 0));
650 "cert_status: no AIA and no default responder URL\n");
656 use_ssl = srctx->use_ssl;
659 if (!X509_STORE_CTX_init(&inctx,
660 SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)),
663 if (X509_STORE_get_by_subject(&inctx, X509_LU_X509,
664 X509_get_issuer_name(x), &obj) <= 0) {
665 BIO_puts(bio_err, "cert_status: Can't retrieve issuer certificate.\n");
666 X509_STORE_CTX_cleanup(&inctx);
669 req = OCSP_REQUEST_new();
672 id = OCSP_cert_to_id(NULL, x, obj.data.x509);
673 X509_free(obj.data.x509);
674 X509_STORE_CTX_cleanup(&inctx);
677 if (!OCSP_request_add0_id(req, id))
680 /* Add any extensions to the request */
681 SSL_get_tlsext_status_exts(s, &exts);
682 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
683 X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
684 if (!OCSP_REQUEST_add_ext(req, ext, -1))
687 resp = process_responder(req, host, path, port, use_ssl, NULL,
690 BIO_puts(bio_err, "cert_status: error querying responder\n");
693 rspderlen = i2d_OCSP_RESPONSE(resp, &rspder);
696 SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen);
697 if (srctx->verbose) {
698 BIO_puts(bio_err, "cert_status: ocsp response sent:\n");
699 OCSP_RESPONSE_print(bio_err, resp, 2);
701 ret = SSL_TLSEXT_ERR_OK;
703 if (ret != SSL_TLSEXT_ERR_OK)
704 ERR_print_errors(bio_err);
709 X509_email_free(aia);
711 OCSP_CERTID_free(id);
712 OCSP_REQUEST_free(req);
713 OCSP_RESPONSE_free(resp);
716 ret = SSL_TLSEXT_ERR_ALERT_FATAL;
720 #ifndef OPENSSL_NO_NEXTPROTONEG
721 /* This is the context that we pass to next_proto_cb */
722 typedef struct tlsextnextprotoctx_st {
725 } tlsextnextprotoctx;
727 static int next_proto_cb(SSL *s, const unsigned char **data,
728 unsigned int *len, void *arg)
730 tlsextnextprotoctx *next_proto = arg;
732 *data = next_proto->data;
733 *len = next_proto->len;
735 return SSL_TLSEXT_ERR_OK;
737 #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
739 /* This the context that we pass to alpn_cb */
740 typedef struct tlsextalpnctx_st {
745 static int alpn_cb(SSL *s, const unsigned char **out, unsigned char *outlen,
746 const unsigned char *in, unsigned int inlen, void *arg)
748 tlsextalpnctx *alpn_ctx = arg;
751 /* We can assume that |in| is syntactically valid. */
753 BIO_printf(bio_s_out, "ALPN protocols advertised by the client: ");
754 for (i = 0; i < inlen;) {
756 BIO_write(bio_s_out, ", ", 2);
757 BIO_write(bio_s_out, &in[i + 1], in[i]);
760 BIO_write(bio_s_out, "\n", 1);
763 if (SSL_select_next_proto
764 ((unsigned char **)out, outlen, alpn_ctx->data, alpn_ctx->len, in,
765 inlen) != OPENSSL_NPN_NEGOTIATED) {
766 return SSL_TLSEXT_ERR_NOACK;
770 BIO_printf(bio_s_out, "ALPN protocols selected: ");
771 BIO_write(bio_s_out, *out, *outlen);
772 BIO_write(bio_s_out, "\n", 1);
775 return SSL_TLSEXT_ERR_OK;
778 static int not_resumable_sess_cb(SSL *s, int is_forward_secure)
780 /* disable resumption for sessions with forward secure ciphers */
781 return is_forward_secure;
784 #ifndef OPENSSL_NO_SRP
785 static srpsrvparm srp_callback_parm;
787 #ifndef OPENSSL_NO_SRTP
788 static char *srtp_profiles = NULL;
791 typedef enum OPTION_choice {
792 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, OPT_ENGINE,
793 OPT_4, OPT_6, OPT_ACCEPT, OPT_PORT, OPT_UNIX, OPT_UNLINK, OPT_NACCEPT,
794 OPT_VERIFY, OPT_UPPER_V_VERIFY, OPT_CONTEXT, OPT_CERT, OPT_CRL,
795 OPT_CRL_DOWNLOAD, OPT_SERVERINFO, OPT_CERTFORM, OPT_KEY, OPT_KEYFORM,
796 OPT_PASS, OPT_CERT_CHAIN, OPT_DHPARAM, OPT_DCERTFORM, OPT_DCERT,
797 OPT_DKEYFORM, OPT_DPASS, OPT_DKEY, OPT_DCERT_CHAIN, OPT_NOCERT,
798 OPT_CAPATH, OPT_NOCAPATH, OPT_CHAINCAPATH, OPT_VERIFYCAPATH, OPT_NO_CACHE,
799 OPT_EXT_CACHE, OPT_CRLFORM, OPT_VERIFY_RET_ERROR, OPT_VERIFY_QUIET,
800 OPT_BUILD_CHAIN, OPT_CAFILE, OPT_NOCAFILE, OPT_CHAINCAFILE,
801 OPT_VERIFYCAFILE, OPT_NBIO, OPT_NBIO_TEST, OPT_IGN_EOF, OPT_NO_IGN_EOF,
802 OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_STATUS_VERBOSE,
803 OPT_STATUS_TIMEOUT, OPT_STATUS_URL, OPT_MSG, OPT_MSGFILE, OPT_TRACE,
804 OPT_SECURITY_DEBUG, OPT_SECURITY_DEBUG_VERBOSE, OPT_STATE, OPT_CRLF,
805 OPT_QUIET, OPT_BRIEF, OPT_NO_DHE,
806 OPT_NO_RESUME_EPHEMERAL, OPT_PSK_HINT, OPT_PSK, OPT_SRPVFILE,
807 OPT_SRPUSERSEED, OPT_REV, OPT_WWW, OPT_UPPER_WWW, OPT_HTTP, OPT_ASYNC,
808 OPT_SSL_CONFIG, OPT_SSL3,
809 OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1,
810 OPT_DTLS1_2, OPT_TIMEOUT, OPT_MTU, OPT_CHAIN, OPT_LISTEN,
811 OPT_ID_PREFIX, OPT_RAND, OPT_SERVERNAME, OPT_SERVERNAME_FATAL,
812 OPT_CERT2, OPT_KEY2, OPT_NEXTPROTONEG, OPT_ALPN,
813 OPT_SRTP_PROFILES, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN,
819 OPTIONS s_server_options[] = {
820 {"help", OPT_HELP, '-', "Display this summary"},
821 {"port", OPT_PORT, 'p',
822 "TCP/IP port to listen on for connections (default is " PORT ")"},
823 {"accept", OPT_ACCEPT, 's',
824 "TCP/IP optional host and port to accept on (default is " PORT ")"},
826 {"unix", OPT_UNIX, 's', "Unix domain socket to accept on"},
828 {"4", OPT_4, '-', "Use IPv4 only"},
829 {"6", OPT_6, '-', "Use IPv6 only"},
831 {"unlink", OPT_UNLINK, '-', "For -unix, unlink existing socket first"},
833 {"context", OPT_CONTEXT, 's', "Set session ID context"},
834 {"verify", OPT_VERIFY, 'n', "Turn on peer certificate verification"},
835 {"Verify", OPT_UPPER_V_VERIFY, 'n',
836 "Turn on peer certificate verification, must have a cert"},
837 {"cert", OPT_CERT, '<', "Certificate file to use; default is " TEST_CERT},
838 {"naccept", OPT_NACCEPT, 'p', "Terminate after pnum connections"},
839 {"serverinfo", OPT_SERVERINFO, 's',
840 "PEM serverinfo file for certificate"},
841 {"certform", OPT_CERTFORM, 'F',
842 "Certificate format (PEM or DER) PEM default"},
843 {"key", OPT_KEY, '<',
844 "Private Key if not in -cert; default is " TEST_CERT},
845 {"keyform", OPT_KEYFORM, 'f',
846 "Key format (PEM, DER or ENGINE) PEM default"},
847 {"pass", OPT_PASS, 's', "Private key file pass phrase source"},
848 {"dcert", OPT_DCERT, '<',
849 "Second certificate file to use (usually for DSA)"},
850 {"dcertform", OPT_DCERTFORM, 'F',
851 "Second certificate format (PEM or DER) PEM default"},
852 {"dkey", OPT_DKEY, '<',
853 "Second private key file to use (usually for DSA)"},
854 {"dkeyform", OPT_DKEYFORM, 'F',
855 "Second key format (PEM, DER or ENGINE) PEM default"},
856 {"dpass", OPT_DPASS, 's', "Second private key file pass phrase source"},
857 {"nbio_test", OPT_NBIO_TEST, '-', "Test with the non-blocking test bio"},
858 {"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"},
859 {"debug", OPT_DEBUG, '-', "Print more output"},
860 {"msg", OPT_MSG, '-', "Show protocol messages"},
861 {"msgfile", OPT_MSGFILE, '>',
862 "File to send output of -msg or -trace, instead of stdout"},
863 {"state", OPT_STATE, '-', "Print the SSL states"},
864 {"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"},
865 {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
866 {"no-CAfile", OPT_NOCAFILE, '-',
867 "Do not load the default certificates file"},
868 {"no-CApath", OPT_NOCAPATH, '-',
869 "Do not load certificates from the default certificates directory"},
870 {"nocert", OPT_NOCERT, '-', "Don't use any certificates (Anon-DH)"},
871 {"quiet", OPT_QUIET, '-', "No server output"},
872 {"no_resume_ephemeral", OPT_NO_RESUME_EPHEMERAL, '-',
873 "Disable caching and tickets if ephemeral (EC)DH is used"},
874 {"www", OPT_WWW, '-', "Respond to a 'GET /' with a status page"},
875 {"WWW", OPT_UPPER_WWW, '-', "Respond to a 'GET with the file ./path"},
876 {"servername", OPT_SERVERNAME, 's',
877 "Servername for HostName TLS extension"},
878 {"servername_fatal", OPT_SERVERNAME_FATAL, '-',
879 "mismatch send fatal alert (default warning alert)"},
880 {"cert2", OPT_CERT2, '<',
881 "Certificate file to use for servername; default is" TEST_CERT2},
882 {"key2", OPT_KEY2, '<',
883 "-Private Key file to use for servername if not in -cert2"},
884 {"tlsextdebug", OPT_TLSEXTDEBUG, '-',
885 "Hex dump of all TLS extensions received"},
886 {"HTTP", OPT_HTTP, '-', "Like -WWW but ./path incluedes HTTP headers"},
887 {"id_prefix", OPT_ID_PREFIX, 's',
888 "Generate SSL/TLS session IDs prefixed by arg"},
889 {"rand", OPT_RAND, 's',
890 "Load the file(s) into the random number generator"},
891 {"keymatexport", OPT_KEYMATEXPORT, 's',
892 "Export keying material using label"},
893 {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p',
894 "Export len bytes of keying material (default 20)"},
895 {"CRL", OPT_CRL, '<', "CRL file to use"},
896 {"crl_download", OPT_CRL_DOWNLOAD, '-',
897 "Download CRL from distribution points"},
898 {"cert_chain", OPT_CERT_CHAIN, '<',
899 "certificate chain file in PEM format"},
900 {"dcert_chain", OPT_DCERT_CHAIN, '<',
901 "second certificate chain file in PEM format"},
902 {"chainCApath", OPT_CHAINCAPATH, '/',
903 "use dir as certificate store path to build CA certificate chain"},
904 {"verifyCApath", OPT_VERIFYCAPATH, '/',
905 "use dir as certificate store path to verify CA certificate"},
906 {"no_cache", OPT_NO_CACHE, '-', "Disable session cache"},
907 {"ext_cache", OPT_EXT_CACHE, '-',
908 "Disable internal cache, setup and use external cache"},
909 {"CRLform", OPT_CRLFORM, 'F', "CRL format (PEM or DER) PEM is default" },
910 {"verify_return_error", OPT_VERIFY_RET_ERROR, '-',
911 "Close connection on verification error"},
912 {"verify_quiet", OPT_VERIFY_QUIET, '-',
913 "No verify output except verify errors"},
914 {"build_chain", OPT_BUILD_CHAIN, '-', "Build certificate chain"},
915 {"chainCAfile", OPT_CHAINCAFILE, '<',
916 "CA file for certificate chain (PEM format)"},
917 {"verifyCAfile", OPT_VERIFYCAFILE, '<',
918 "CA file for certificate verification (PEM format)"},
919 {"ign_eof", OPT_IGN_EOF, '-', "ignore input eof (default when -quiet)"},
920 {"no_ign_eof", OPT_NO_IGN_EOF, '-', "Do not ignore input eof"},
921 {"status", OPT_STATUS, '-', "Request certificate status from server"},
922 {"status_verbose", OPT_STATUS_VERBOSE, '-',
923 "Print more output in certificate status callback"},
924 {"status_timeout", OPT_STATUS_TIMEOUT, 'n',
925 "Status request responder timeout"},
926 {"status_url", OPT_STATUS_URL, 's', "Status request fallback URL"},
927 #ifndef OPENSSL_NO_SSL_TRACE
928 {"trace", OPT_TRACE, '-', "trace protocol messages"},
930 {"security_debug", OPT_SECURITY_DEBUG, '-',
931 "Print output from SSL/TLS security framework"},
932 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-',
933 "Print more output from SSL/TLS security framework"},
934 {"brief", OPT_BRIEF, '-', \
935 "Restrict output to brief summary of connection parameters"},
936 {"rev", OPT_REV, '-',
937 "act as a simple test server which just sends back with the received text reversed"},
938 {"async", OPT_ASYNC, '-', "Operate in asynchronous mode"},
939 {"ssl_config", OPT_SSL_CONFIG, 's', \
940 "Configure SSL_CTX using the configuration 'val'"},
944 {"nbio", OPT_NBIO, '-', "Use non-blocking IO"},
945 #ifndef OPENSSL_NO_PSK
946 {"psk_hint", OPT_PSK_HINT, 's', "PSK identity hint to use"},
947 {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"},
949 #ifndef OPENSSL_NO_SRP
950 {"srpvfile", OPT_SRPVFILE, '<', "The verifier file for SRP"},
951 {"srpuserseed", OPT_SRPUSERSEED, 's',
952 "A seed string for a default user salt"},
954 #ifndef OPENSSL_NO_SSL3
955 {"ssl3", OPT_SSL3, '-', "Just talk SSLv3"},
957 #ifndef OPENSSL_NO_TLS1
958 {"tls1", OPT_TLS1, '-', "Just talk TLSv1"},
960 #ifndef OPENSSL_NO_TLS1_1
961 {"tls1_1", OPT_TLS1_1, '-', "Just talk TLSv1.1"},
963 #ifndef OPENSSL_NO_TLS1_2
964 {"tls1_2", OPT_TLS1_2, '-', "just talk TLSv1.2"},
966 #ifndef OPENSSL_NO_DTLS
967 {"dtls", OPT_DTLS, '-', "Use any DTLS version"},
968 {"timeout", OPT_TIMEOUT, '-', "Enable timeouts"},
969 {"mtu", OPT_MTU, 'p', "Set link layer MTU"},
970 {"chain", OPT_CHAIN, '-', "Read a certificate chain"},
971 {"listen", OPT_LISTEN, '-',
972 "Listen for a DTLS ClientHello with a cookie and then connect"},
974 #ifndef OPENSSL_NO_DTLS1
975 {"dtls1", OPT_DTLS1, '-', "Just talk DTLSv1"},
977 #ifndef OPENSSL_NO_DTLS1_2
978 {"dtls1_2", OPT_DTLS1_2, '-', "Just talk DTLSv1.2"},
980 #ifndef OPENSSL_NO_DH
981 {"no_dhe", OPT_NO_DHE, '-', "Disable ephemeral DH"},
983 #ifndef OPENSSL_NO_NEXTPROTONEG
984 {"nextprotoneg", OPT_NEXTPROTONEG, 's',
985 "Set the advertised protocols for the NPN extension (comma-separated list)"},
987 #ifndef OPENSSL_NO_SRTP
988 {"use_srtp", OPT_SRTP_PROFILES, 's',
989 "Offer SRTP key management with a colon-separated profile list"},
991 {"alpn", OPT_ALPN, 's',
992 "Set the advertised protocols for the ALPN extension (comma-separated list)"},
993 #ifndef OPENSSL_NO_ENGINE
994 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
999 int s_server_main(int argc, char *argv[])
1002 EVP_PKEY *s_key = NULL, *s_dkey = NULL;
1003 SSL_CONF_CTX *cctx = NULL;
1004 const SSL_METHOD *meth = TLS_server_method();
1005 SSL_EXCERT *exc = NULL;
1006 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
1007 STACK_OF(X509) *s_chain = NULL, *s_dchain = NULL;
1008 STACK_OF(X509_CRL) *crls = NULL;
1009 X509 *s_cert = NULL, *s_dcert = NULL;
1010 X509_VERIFY_PARAM *vpm = NULL;
1011 char *CApath = NULL, *CAfile = NULL, *chCApath = NULL, *chCAfile = NULL;
1012 #ifndef OPENSSL_NO_DH
1013 char *dhfile = NULL;
1015 char *dpassarg = NULL, *dpass = NULL, *inrand = NULL;
1016 char *passarg = NULL, *pass = NULL, *vfyCApath = NULL, *vfyCAfile = NULL;
1017 char *crl_file = NULL, *prog;
1018 #ifndef OPENSSL_NO_PSK
1022 int unlink_unix_path = 0;
1024 do_server_cb server_cb;
1025 int vpmtouched = 0, build_chain = 0, no_cache = 0, ext_cache = 0;
1026 #ifndef OPENSSL_NO_DH
1029 int nocert = 0, ret = 1;
1030 int noCApath = 0, noCAfile = 0;
1031 int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM;
1032 int s_dcert_format = FORMAT_PEM, s_dkey_format = FORMAT_PEM;
1033 int rev = 0, naccept = -1, sdebug = 0;
1034 int socket_family = AF_UNSPEC, socket_type = SOCK_STREAM;
1035 int state = 0, crl_format = FORMAT_PEM, crl_download = 0;
1037 char *port = BUF_strdup(PORT);
1038 unsigned char *context = NULL;
1040 EVP_PKEY *s_key2 = NULL;
1041 X509 *s_cert2 = NULL;
1042 tlsextctx tlsextcbp = { NULL, NULL, SSL_TLSEXT_ERR_ALERT_WARNING };
1043 const char *ssl_config = NULL;
1044 #ifndef OPENSSL_NO_NEXTPROTONEG
1045 const char *next_proto_neg_in = NULL;
1046 tlsextnextprotoctx next_proto = { NULL, 0 };
1048 const char *alpn_in = NULL;
1049 tlsextalpnctx alpn_ctx = { NULL, 0 };
1050 #ifndef OPENSSL_NO_PSK
1051 /* by default do not send a PSK identity hint */
1052 static char *psk_identity_hint = NULL;
1054 #ifndef OPENSSL_NO_SRP
1055 char *srpuserseed = NULL;
1056 char *srp_verifier_file = NULL;
1063 cctx = SSL_CONF_CTX_new();
1064 vpm = X509_VERIFY_PARAM_new();
1065 if (cctx == NULL || vpm == NULL)
1067 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_SERVER | SSL_CONF_FLAG_CMDLINE);
1069 prog = opt_init(argc, argv, s_server_options);
1070 while ((o = opt_next()) != OPT_EOF) {
1075 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
1078 opt_help(s_server_options);
1084 if (socket_family == AF_UNIX) {
1085 OPENSSL_free(host); host = NULL;
1086 OPENSSL_free(port); port = NULL;
1089 socket_family = AF_INET;
1095 if (socket_family == AF_UNIX) {
1096 OPENSSL_free(host); host = NULL;
1097 OPENSSL_free(port); port = NULL;
1100 socket_family = AF_INET6;
1103 BIO_printf(bio_err, "%s: IPv6 domain sockets unsupported\n", prog);
1109 if (socket_family == AF_UNIX) {
1110 socket_family = AF_UNSPEC;
1113 OPENSSL_free(port); port = NULL;
1114 OPENSSL_free(host); host = NULL;
1115 if (BIO_parse_hostserv(opt_arg(), NULL, &port, BIO_PARSE_PRIO_SERV) < 1) {
1117 "%s: -port argument malformed or ambiguous\n",
1124 if (socket_family == AF_UNIX) {
1125 socket_family = AF_UNSPEC;
1128 OPENSSL_free(port); port = NULL;
1129 OPENSSL_free(host); host = NULL;
1130 if (BIO_parse_hostserv(opt_arg(), &host, &port, BIO_PARSE_PRIO_SERV) < 1) {
1132 "%s: -accept argument malformed or ambiguous\n",
1139 socket_family = AF_UNIX;
1140 OPENSSL_free(host); host = BUF_strdup(opt_arg());
1141 OPENSSL_free(port); port = NULL;
1144 unlink_unix_path = 1;
1148 naccept = atol(opt_arg());
1151 s_server_verify = SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE;
1152 verify_depth = atoi(opt_arg());
1154 BIO_printf(bio_err, "verify depth is %d\n", verify_depth);
1156 case OPT_UPPER_V_VERIFY:
1158 SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT |
1159 SSL_VERIFY_CLIENT_ONCE;
1160 verify_depth = atoi(opt_arg());
1163 "verify depth is %d, must return a certificate\n",
1167 context = (unsigned char *)opt_arg();
1170 s_cert_file = opt_arg();
1173 crl_file = opt_arg();
1175 case OPT_CRL_DOWNLOAD:
1178 case OPT_SERVERINFO:
1179 s_serverinfo_file = opt_arg();
1182 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_cert_format))
1186 s_key_file = opt_arg();
1189 if (!opt_format(opt_arg(), OPT_FMT_ANY, &s_key_format))
1193 passarg = opt_arg();
1195 case OPT_CERT_CHAIN:
1196 s_chain_file = opt_arg();
1199 #ifndef OPENSSL_NO_DH
1204 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_dcert_format))
1208 s_dcert_file = opt_arg();
1211 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_dkey_format))
1215 dpassarg = opt_arg();
1218 s_dkey_file = opt_arg();
1220 case OPT_DCERT_CHAIN:
1221 s_dchain_file = opt_arg();
1232 case OPT_CHAINCAPATH:
1233 chCApath = opt_arg();
1235 case OPT_VERIFYCAPATH:
1236 vfyCApath = opt_arg();
1245 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
1249 if (ssl_args == NULL)
1250 ssl_args = sk_OPENSSL_STRING_new_null();
1251 if (ssl_args == NULL
1252 || !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
1253 || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
1254 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1259 if (!opt_verify(o, vpm))
1264 if (!args_excert(o, &exc))
1267 case OPT_VERIFY_RET_ERROR:
1268 verify_return_error = 1;
1270 case OPT_VERIFY_QUIET:
1273 case OPT_BUILD_CHAIN:
1282 case OPT_CHAINCAFILE:
1283 chCAfile = opt_arg();
1285 case OPT_VERIFYCAFILE:
1286 vfyCAfile = opt_arg();
1292 s_nbio = s_nbio_test = 1;
1297 case OPT_NO_IGN_EOF:
1303 case OPT_TLSEXTDEBUG:
1309 case OPT_STATUS_VERBOSE:
1310 s_tlsextstatus = tlscstatp.verbose = 1;
1312 case OPT_STATUS_TIMEOUT:
1314 tlscstatp.timeout = atoi(opt_arg());
1316 case OPT_STATUS_URL:
1318 if (!OCSP_parse_url(opt_arg(),
1321 &tlscstatp.path, &tlscstatp.use_ssl)) {
1322 BIO_printf(bio_err, "Error parsing URL\n");
1330 bio_s_msg = BIO_new_file(opt_arg(), "w");
1333 #ifndef OPENSSL_NO_SSL_TRACE
1338 case OPT_SECURITY_DEBUG:
1341 case OPT_SECURITY_DEBUG_VERBOSE:
1354 s_quiet = s_brief = verify_quiet = 1;
1357 #ifndef OPENSSL_NO_DH
1361 case OPT_NO_RESUME_EPHEMERAL:
1362 no_resume_ephemeral = 1;
1365 #ifndef OPENSSL_NO_PSK
1366 psk_identity_hint = opt_arg();
1370 #ifndef OPENSSL_NO_PSK
1371 for (p = psk_key = opt_arg(); *p; p++) {
1372 if (isxdigit(_UC(*p)))
1374 BIO_printf(bio_err, "Not a hex number '%s'\n", *argv);
1380 #ifndef OPENSSL_NO_SRP
1381 srp_verifier_file = opt_arg();
1382 meth = TLSv1_server_method();
1385 case OPT_SRPUSERSEED:
1386 #ifndef OPENSSL_NO_SRP
1387 srpuserseed = opt_arg();
1388 meth = TLSv1_server_method();
1403 case OPT_SSL_CONFIG:
1404 ssl_config = opt_arg();
1407 #ifndef OPENSSL_NO_SSL3
1408 meth = SSLv3_server_method();
1412 #ifndef OPENSSL_NO_TLS1_2
1413 meth = TLSv1_2_server_method();
1417 #ifndef OPENSSL_NO_TLS1_1
1418 meth = TLSv1_1_server_method();
1422 #ifndef OPENSSL_NO_TLS1
1423 meth = TLSv1_server_method();
1427 #ifndef OPENSSL_NO_DTLS
1428 meth = DTLS_server_method();
1429 socket_type = SOCK_DGRAM;
1433 #ifndef OPENSSL_NO_DTLS1
1434 meth = DTLSv1_server_method();
1435 socket_type = SOCK_DGRAM;
1439 #ifndef OPENSSL_NO_DTLS1_2
1440 meth = DTLSv1_2_server_method();
1441 socket_type = SOCK_DGRAM;
1445 #ifndef OPENSSL_NO_DTLS
1446 enable_timeouts = 1;
1450 #ifndef OPENSSL_NO_DTLS
1451 socket_mtu = atol(opt_arg());
1455 #ifndef OPENSSL_NO_DTLS
1460 #ifndef OPENSSL_NO_DTLS
1465 session_id_prefix = opt_arg();
1468 e = setup_engine(opt_arg(), 1);
1473 case OPT_SERVERNAME:
1474 tlsextcbp.servername = opt_arg();
1476 case OPT_SERVERNAME_FATAL:
1477 tlsextcbp.extension_error = SSL_TLSEXT_ERR_ALERT_FATAL;
1480 s_cert_file2 = opt_arg();
1483 s_key_file2 = opt_arg();
1485 case OPT_NEXTPROTONEG:
1486 # ifndef OPENSSL_NO_NEXTPROTONEG
1487 next_proto_neg_in = opt_arg();
1491 alpn_in = opt_arg();
1493 case OPT_SRTP_PROFILES:
1494 #ifndef OPENSSL_NO_SRTP
1495 srtp_profiles = opt_arg();
1498 case OPT_KEYMATEXPORT:
1499 keymatexportlabel = opt_arg();
1501 case OPT_KEYMATEXPORTLEN:
1502 keymatexportlen = atoi(opt_arg());
1509 argc = opt_num_rest();
1512 #ifndef OPENSSL_NO_DTLS
1513 if (www && socket_type == SOCK_DGRAM) {
1514 BIO_printf(bio_err, "Can't use -HTTP, -www or -WWW with DTLS\n");
1518 if (dtlslisten && socket_type != SOCK_DGRAM) {
1519 BIO_printf(bio_err, "Can only use -listen with DTLS\n");
1525 if (socket_family == AF_UNIX && socket_type != SOCK_STREAM) {
1527 "Can't use unix sockets and datagrams together\n");
1532 if (!app_passwd(passarg, dpassarg, &pass, &dpass)) {
1533 BIO_printf(bio_err, "Error getting password\n");
1537 if (s_key_file == NULL)
1538 s_key_file = s_cert_file;
1540 if (s_key_file2 == NULL)
1541 s_key_file2 = s_cert_file2;
1543 if (!load_excert(&exc))
1547 s_key = load_key(s_key_file, s_key_format, 0, pass, e,
1548 "server certificate private key file");
1550 ERR_print_errors(bio_err);
1554 s_cert = load_cert(s_cert_file, s_cert_format,
1555 "server certificate file");
1558 ERR_print_errors(bio_err);
1562 if (!load_certs(s_chain_file, &s_chain, FORMAT_PEM, NULL,
1563 "server certificate chain"))
1567 if (tlsextcbp.servername) {
1568 s_key2 = load_key(s_key_file2, s_key_format, 0, pass, e,
1569 "second server certificate private key file");
1571 ERR_print_errors(bio_err);
1575 s_cert2 = load_cert(s_cert_file2, s_cert_format,
1576 "second server certificate file");
1579 ERR_print_errors(bio_err);
1584 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1585 if (next_proto_neg_in) {
1587 next_proto.data = next_protos_parse(&len, next_proto_neg_in);
1588 if (next_proto.data == NULL)
1590 next_proto.len = len;
1592 next_proto.data = NULL;
1595 alpn_ctx.data = NULL;
1598 alpn_ctx.data = next_protos_parse(&len, alpn_in);
1599 if (alpn_ctx.data == NULL)
1606 crl = load_crl(crl_file, crl_format);
1608 BIO_puts(bio_err, "Error loading CRL\n");
1609 ERR_print_errors(bio_err);
1612 crls = sk_X509_CRL_new_null();
1613 if (!crls || !sk_X509_CRL_push(crls, crl)) {
1614 BIO_puts(bio_err, "Error adding CRL\n");
1615 ERR_print_errors(bio_err);
1623 if (s_dkey_file == NULL)
1624 s_dkey_file = s_dcert_file;
1626 s_dkey = load_key(s_dkey_file, s_dkey_format,
1627 0, dpass, e, "second certificate private key file");
1629 ERR_print_errors(bio_err);
1633 s_dcert = load_cert(s_dcert_file, s_dcert_format,
1634 "second server certificate file");
1637 ERR_print_errors(bio_err);
1640 if (s_dchain_file) {
1641 if (!load_certs(s_dchain_file, &s_dchain, FORMAT_PEM, NULL,
1642 "second server certificate chain"))
1648 if (!app_RAND_load_file(NULL, 1) && inrand == NULL
1649 && !RAND_status()) {
1651 "warning, not much extra random data, consider using the -rand option\n");
1654 BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
1655 app_RAND_load_files(inrand));
1657 if (bio_s_out == NULL) {
1658 if (s_quiet && !s_debug) {
1659 bio_s_out = BIO_new(BIO_s_null());
1660 if (s_msg && !bio_s_msg)
1661 bio_s_msg = dup_bio_out(FORMAT_TEXT);
1663 if (bio_s_out == NULL)
1664 bio_s_out = dup_bio_out(FORMAT_TEXT);
1667 #if !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_EC)
1673 s_dcert_file = NULL;
1675 s_cert_file2 = NULL;
1679 ctx = SSL_CTX_new(meth);
1681 ERR_print_errors(bio_err);
1685 ssl_ctx_security_debug(ctx, sdebug);
1687 if (SSL_CTX_config(ctx, ssl_config) == 0) {
1688 BIO_printf(bio_err, "Error using configuration \"%s\"\n",
1690 ERR_print_errors(bio_err);
1695 if (session_id_prefix) {
1696 if (strlen(session_id_prefix) >= 32)
1698 "warning: id_prefix is too long, only one new session will be possible\n");
1699 if (!SSL_CTX_set_generate_session_id(ctx, generate_session_id)) {
1700 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1701 ERR_print_errors(bio_err);
1704 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1706 SSL_CTX_set_quiet_shutdown(ctx, 1);
1708 ssl_ctx_set_excert(ctx, exc);
1711 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1713 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_OFF);
1715 init_session_cache_ctx(ctx);
1717 SSL_CTX_sess_set_cache_size(ctx, 128);
1720 SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC);
1723 #ifndef OPENSSL_NO_SRTP
1724 if (srtp_profiles != NULL) {
1725 /* Returns 0 on success! */
1726 if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) {
1727 BIO_printf(bio_err, "Error setting SRTP profile\n");
1728 ERR_print_errors(bio_err);
1734 if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) {
1735 ERR_print_errors(bio_err);
1738 if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) {
1739 BIO_printf(bio_err, "Error setting verify params\n");
1740 ERR_print_errors(bio_err);
1744 ssl_ctx_add_crls(ctx, crls, 0);
1745 if (!config_ctx(cctx, ssl_args, ctx))
1748 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1749 crls, crl_download)) {
1750 BIO_printf(bio_err, "Error loading store locations\n");
1751 ERR_print_errors(bio_err);
1756 ctx2 = SSL_CTX_new(meth);
1758 ERR_print_errors(bio_err);
1764 BIO_printf(bio_s_out, "Setting secondary ctx parameters\n");
1767 ssl_ctx_security_debug(ctx, sdebug);
1769 if (session_id_prefix) {
1770 if (strlen(session_id_prefix) >= 32)
1772 "warning: id_prefix is too long, only one new session will be possible\n");
1773 if (!SSL_CTX_set_generate_session_id(ctx2, generate_session_id)) {
1774 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1775 ERR_print_errors(bio_err);
1778 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1780 SSL_CTX_set_quiet_shutdown(ctx2, 1);
1782 ssl_ctx_set_excert(ctx2, exc);
1785 SSL_CTX_set_info_callback(ctx2, apps_ssl_info_callback);
1788 SSL_CTX_set_session_cache_mode(ctx2, SSL_SESS_CACHE_OFF);
1790 init_session_cache_ctx(ctx2);
1792 SSL_CTX_sess_set_cache_size(ctx2, 128);
1795 SSL_CTX_set_mode(ctx2, SSL_MODE_ASYNC);
1797 if ((!SSL_CTX_load_verify_locations(ctx2, CAfile, CApath)) ||
1798 (!SSL_CTX_set_default_verify_paths(ctx2))) {
1799 ERR_print_errors(bio_err);
1801 if (vpmtouched && !SSL_CTX_set1_param(ctx2, vpm)) {
1802 BIO_printf(bio_err, "Error setting verify params\n");
1803 ERR_print_errors(bio_err);
1807 ssl_ctx_add_crls(ctx2, crls, 0);
1808 if (!config_ctx(cctx, ssl_args, ctx2))
1811 #ifndef OPENSSL_NO_NEXTPROTONEG
1812 if (next_proto.data)
1813 SSL_CTX_set_next_protos_advertised_cb(ctx, next_proto_cb,
1817 SSL_CTX_set_alpn_select_cb(ctx, alpn_cb, &alpn_ctx);
1819 #ifndef OPENSSL_NO_DH
1824 dh = load_dh_param(dhfile);
1825 else if (s_cert_file)
1826 dh = load_dh_param(s_cert_file);
1829 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
1831 BIO_printf(bio_s_out, "Using default temp DH parameters\n");
1833 (void)BIO_flush(bio_s_out);
1836 SSL_CTX_set_dh_auto(ctx, 1);
1837 else if (!SSL_CTX_set_tmp_dh(ctx, dh)) {
1838 BIO_puts(bio_err, "Error setting temp DH parameters\n");
1839 ERR_print_errors(bio_err);
1846 DH *dh2 = load_dh_param(s_cert_file2);
1848 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
1849 (void)BIO_flush(bio_s_out);
1856 SSL_CTX_set_dh_auto(ctx2, 1);
1857 else if (!SSL_CTX_set_tmp_dh(ctx2, dh)) {
1858 BIO_puts(bio_err, "Error setting temp DH parameters\n");
1859 ERR_print_errors(bio_err);
1868 if (!set_cert_key_stuff(ctx, s_cert, s_key, s_chain, build_chain))
1871 if (s_serverinfo_file != NULL
1872 && !SSL_CTX_use_serverinfo_file(ctx, s_serverinfo_file)) {
1873 ERR_print_errors(bio_err);
1877 if (ctx2 && !set_cert_key_stuff(ctx2, s_cert2, s_key2, NULL, build_chain))
1880 if (s_dcert != NULL) {
1881 if (!set_cert_key_stuff(ctx, s_dcert, s_dkey, s_dchain, build_chain))
1885 if (no_resume_ephemeral) {
1886 SSL_CTX_set_not_resumable_session_callback(ctx,
1887 not_resumable_sess_cb);
1890 SSL_CTX_set_not_resumable_session_callback(ctx2,
1891 not_resumable_sess_cb);
1893 #ifndef OPENSSL_NO_PSK
1894 if (psk_key != NULL) {
1896 BIO_printf(bio_s_out,
1897 "PSK key given, setting server callback\n");
1898 SSL_CTX_set_psk_server_callback(ctx, psk_server_cb);
1901 if (!SSL_CTX_use_psk_identity_hint(ctx, psk_identity_hint)) {
1902 BIO_printf(bio_err, "error setting PSK identity hint to context\n");
1903 ERR_print_errors(bio_err);
1908 SSL_CTX_set_verify(ctx, s_server_verify, verify_callback);
1909 if (!SSL_CTX_set_session_id_context(ctx,
1910 (void *)&s_server_session_id_context,
1911 sizeof s_server_session_id_context)) {
1912 BIO_printf(bio_err, "error setting session id context\n");
1913 ERR_print_errors(bio_err);
1917 /* Set DTLS cookie generation and verification callbacks */
1918 SSL_CTX_set_cookie_generate_cb(ctx, generate_cookie_callback);
1919 SSL_CTX_set_cookie_verify_cb(ctx, verify_cookie_callback);
1922 SSL_CTX_set_verify(ctx2, s_server_verify, verify_callback);
1923 if (!SSL_CTX_set_session_id_context(ctx2,
1924 (void *)&s_server_session_id_context,
1925 sizeof s_server_session_id_context)) {
1926 BIO_printf(bio_err, "error setting session id context\n");
1927 ERR_print_errors(bio_err);
1930 tlsextcbp.biodebug = bio_s_out;
1931 SSL_CTX_set_tlsext_servername_callback(ctx2, ssl_servername_cb);
1932 SSL_CTX_set_tlsext_servername_arg(ctx2, &tlsextcbp);
1933 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1934 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1937 #ifndef OPENSSL_NO_SRP
1938 if (srp_verifier_file != NULL) {
1939 srp_callback_parm.vb = SRP_VBASE_new(srpuserseed);
1940 srp_callback_parm.user = NULL;
1941 srp_callback_parm.login = NULL;
1943 SRP_VBASE_init(srp_callback_parm.vb,
1944 srp_verifier_file)) != SRP_NO_ERROR) {
1946 "Cannot initialize SRP verifier file \"%s\":ret=%d\n",
1947 srp_verifier_file, ret);
1950 SSL_CTX_set_verify(ctx, SSL_VERIFY_NONE, verify_callback);
1951 SSL_CTX_set_srp_cb_arg(ctx, &srp_callback_parm);
1952 SSL_CTX_set_srp_username_callback(ctx, ssl_srp_server_param_cb);
1955 if (CAfile != NULL) {
1956 SSL_CTX_set_client_CA_list(ctx, SSL_load_client_CA_file(CAfile));
1959 SSL_CTX_set_client_CA_list(ctx2, SSL_load_client_CA_file(CAfile));
1961 if (s_tlsextstatus) {
1962 SSL_CTX_set_tlsext_status_cb(ctx, cert_status_cb);
1963 SSL_CTX_set_tlsext_status_arg(ctx, &tlscstatp);
1965 SSL_CTX_set_tlsext_status_cb(ctx2, cert_status_cb);
1966 SSL_CTX_set_tlsext_status_arg(ctx2, &tlscstatp);
1970 BIO_printf(bio_s_out, "ACCEPT\n");
1971 (void)BIO_flush(bio_s_out);
1973 server_cb = rev_body;
1975 server_cb = www_body;
1977 server_cb = sv_body;
1979 if (socket_family == AF_UNIX
1980 && unlink_unix_path)
1983 do_server(&accept_socket, host, port, socket_family, socket_type,
1984 server_cb, context, naccept);
1985 print_stats(bio_s_out, ctx);
1990 sk_X509_CRL_pop_free(crls, X509_CRL_free);
1992 EVP_PKEY_free(s_key);
1993 EVP_PKEY_free(s_dkey);
1994 sk_X509_pop_free(s_chain, X509_free);
1995 sk_X509_pop_free(s_dchain, X509_free);
1997 OPENSSL_free(dpass);
2000 X509_VERIFY_PARAM_free(vpm);
2002 OPENSSL_free(tlscstatp.host);
2003 OPENSSL_free(tlscstatp.port);
2004 OPENSSL_free(tlscstatp.path);
2007 EVP_PKEY_free(s_key2);
2008 BIO_free(serverinfo_in);
2009 #ifndef OPENSSL_NO_NEXTPROTONEG
2010 OPENSSL_free(next_proto.data);
2012 OPENSSL_free(alpn_ctx.data);
2013 ssl_excert_free(exc);
2014 sk_OPENSSL_STRING_free(ssl_args);
2015 SSL_CONF_CTX_free(cctx);
2016 BIO_free(bio_s_out);
2018 BIO_free(bio_s_msg);
2023 static void print_stats(BIO *bio, SSL_CTX *ssl_ctx)
2025 BIO_printf(bio, "%4ld items in the session cache\n",
2026 SSL_CTX_sess_number(ssl_ctx));
2027 BIO_printf(bio, "%4ld client connects (SSL_connect())\n",
2028 SSL_CTX_sess_connect(ssl_ctx));
2029 BIO_printf(bio, "%4ld client renegotiates (SSL_connect())\n",
2030 SSL_CTX_sess_connect_renegotiate(ssl_ctx));
2031 BIO_printf(bio, "%4ld client connects that finished\n",
2032 SSL_CTX_sess_connect_good(ssl_ctx));
2033 BIO_printf(bio, "%4ld server accepts (SSL_accept())\n",
2034 SSL_CTX_sess_accept(ssl_ctx));
2035 BIO_printf(bio, "%4ld server renegotiates (SSL_accept())\n",
2036 SSL_CTX_sess_accept_renegotiate(ssl_ctx));
2037 BIO_printf(bio, "%4ld server accepts that finished\n",
2038 SSL_CTX_sess_accept_good(ssl_ctx));
2039 BIO_printf(bio, "%4ld session cache hits\n", SSL_CTX_sess_hits(ssl_ctx));
2040 BIO_printf(bio, "%4ld session cache misses\n",
2041 SSL_CTX_sess_misses(ssl_ctx));
2042 BIO_printf(bio, "%4ld session cache timeouts\n",
2043 SSL_CTX_sess_timeouts(ssl_ctx));
2044 BIO_printf(bio, "%4ld callback cache hits\n",
2045 SSL_CTX_sess_cb_hits(ssl_ctx));
2046 BIO_printf(bio, "%4ld cache full overflows (%ld allowed)\n",
2047 SSL_CTX_sess_cache_full(ssl_ctx),
2048 SSL_CTX_sess_get_cache_size(ssl_ctx));
2051 static int sv_body(int s, int stype, unsigned char *context)
2060 struct timeval timeout;
2061 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
2064 struct timeval *timeoutp;
2067 buf = app_malloc(bufsize, "server buffer");
2069 if (!BIO_socket_nbio(s, 1))
2070 ERR_print_errors(bio_err);
2072 BIO_printf(bio_err, "Turned on non blocking io\n");
2078 if (s_tlsextdebug) {
2079 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2080 SSL_set_tlsext_debug_arg(con, bio_s_out);
2084 && !SSL_set_session_id_context(con,
2085 context, strlen((char *)context))) {
2086 BIO_printf(bio_err, "Error setting session id context\n");
2091 if (!SSL_clear(con)) {
2092 BIO_printf(bio_err, "Error clearing SSL connection\n");
2096 #ifndef OPENSSL_NO_DTLS
2097 if (stype == SOCK_DGRAM) {
2099 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
2101 if (enable_timeouts) {
2103 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
2104 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
2107 timeout.tv_usec = DGRAM_SND_TIMEOUT;
2108 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
2112 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
2113 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
2114 DTLS_get_link_min_mtu(con));
2119 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
2120 if (!DTLS_set_link_mtu(con, socket_mtu)) {
2121 BIO_printf(bio_err, "Failed to set MTU\n");
2127 /* want to do MTU discovery */
2128 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
2130 /* turn on cookie exchange */
2131 SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE);
2134 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2139 test = BIO_new(BIO_f_nbio_test());
2140 sbio = BIO_push(test, sbio);
2143 SSL_set_bio(con, sbio, sbio);
2144 SSL_set_accept_state(con);
2145 /* SSL_set_fd(con,s); */
2148 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
2149 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
2152 #ifndef OPENSSL_NO_SSL_TRACE
2154 SSL_set_msg_callback(con, SSL_trace);
2157 SSL_set_msg_callback(con, msg_cb);
2158 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2161 if (s_tlsextdebug) {
2162 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2163 SSL_set_tlsext_debug_arg(con, bio_s_out);
2168 int read_from_terminal;
2169 int read_from_sslcon;
2171 read_from_terminal = 0;
2172 read_from_sslcon = SSL_pending(con)
2173 || (async && SSL_waiting_for_async(con));
2175 if (!read_from_sslcon) {
2177 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE)
2178 openssl_fdset(fileno(stdin), &readfds);
2180 openssl_fdset(s, &readfds);
2182 * Note: under VMS with SOCKETSHR the second parameter is
2183 * currently of type (int *) whereas under other systems it is
2184 * (void *) if you don't have a cast it will choke the compiler:
2185 * if you do have a cast then you can either go for (int *) or
2188 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
2190 * Under DOS (non-djgpp) and Windows we can't select on stdin:
2191 * only on sockets. As a workaround we timeout the select every
2192 * second and check for any keypress. In a proper Windows
2193 * application we wouldn't do this because it is inefficient.
2197 i = select(width, (void *)&readfds, NULL, NULL, &tv);
2198 if ((i < 0) || (!i && !_kbhit()))
2201 read_from_terminal = 1;
2203 if ((SSL_version(con) == DTLS1_VERSION) &&
2204 DTLSv1_get_timeout(con, &timeout))
2205 timeoutp = &timeout;
2209 i = select(width, (void *)&readfds, NULL, NULL, timeoutp);
2211 if ((SSL_version(con) == DTLS1_VERSION)
2212 && DTLSv1_handle_timeout(con) > 0) {
2213 BIO_printf(bio_err, "TIMEOUT occurred\n");
2218 if (FD_ISSET(fileno(stdin), &readfds))
2219 read_from_terminal = 1;
2221 if (FD_ISSET(s, &readfds))
2222 read_from_sslcon = 1;
2224 if (read_from_terminal) {
2228 i = raw_read_stdin(buf, bufsize / 2);
2230 /* both loops are skipped when i <= 0 */
2231 for (j = 0; j < i; j++)
2234 for (j = i - 1; j >= 0; j--) {
2235 buf[j + lf_num] = buf[j];
2236 if (buf[j] == '\n') {
2239 buf[j + lf_num] = '\r';
2242 assert(lf_num == 0);
2244 i = raw_read_stdin(buf, bufsize);
2245 if (!s_quiet && !s_brief) {
2246 if ((i <= 0) || (buf[0] == 'Q')) {
2247 BIO_printf(bio_s_out, "DONE\n");
2248 (void)BIO_flush(bio_s_out);
2250 close_accept_socket();
2254 if ((i <= 0) || (buf[0] == 'q')) {
2255 BIO_printf(bio_s_out, "DONE\n");
2256 (void)BIO_flush(bio_s_out);
2257 if (SSL_version(con) != DTLS1_VERSION)
2260 * close_accept_socket(); ret= -11;
2264 #ifndef OPENSSL_NO_HEARTBEATS
2265 if ((buf[0] == 'B') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2266 BIO_printf(bio_err, "HEARTBEATING\n");
2272 if ((buf[0] == 'r') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2273 SSL_renegotiate(con);
2274 i = SSL_do_handshake(con);
2275 printf("SSL_do_handshake -> %d\n", i);
2279 * strcpy(buf,"server side RE-NEGOTIATE\n");
2282 if ((buf[0] == 'R') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2284 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
2286 SSL_renegotiate(con);
2287 i = SSL_do_handshake(con);
2288 printf("SSL_do_handshake -> %d\n", i);
2292 * strcpy(buf,"server side RE-NEGOTIATE asking for client
2296 if (buf[0] == 'P') {
2297 static const char *str = "Lets print some clear text\n";
2298 BIO_write(SSL_get_wbio(con), str, strlen(str));
2300 if (buf[0] == 'S') {
2301 print_stats(bio_s_out, SSL_get_SSL_CTX(con));
2304 #ifdef CHARSET_EBCDIC
2305 ebcdic2ascii(buf, buf, i);
2309 /* should do a select for the write */
2313 if (++count == 100) {
2315 SSL_renegotiate(con);
2319 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2320 #ifndef OPENSSL_NO_SRP
2321 while (SSL_get_error(con, k) == SSL_ERROR_WANT_X509_LOOKUP) {
2322 BIO_printf(bio_s_out, "LOOKUP renego during write\n");
2323 SRP_user_pwd_free(srp_callback_parm.user);
2324 srp_callback_parm.user =
2325 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2326 srp_callback_parm.login);
2327 if (srp_callback_parm.user)
2328 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2329 srp_callback_parm.user->info);
2331 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2332 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2335 switch (SSL_get_error(con, k)) {
2336 case SSL_ERROR_NONE:
2338 case SSL_ERROR_WANT_ASYNC:
2339 BIO_printf(bio_s_out, "Write BLOCK (Async)\n");
2340 wait_for_async(con);
2342 case SSL_ERROR_WANT_WRITE:
2343 case SSL_ERROR_WANT_READ:
2344 case SSL_ERROR_WANT_X509_LOOKUP:
2345 BIO_printf(bio_s_out, "Write BLOCK\n");
2347 case SSL_ERROR_SYSCALL:
2349 BIO_printf(bio_s_out, "ERROR\n");
2350 (void)BIO_flush(bio_s_out);
2351 ERR_print_errors(bio_err);
2355 case SSL_ERROR_ZERO_RETURN:
2356 BIO_printf(bio_s_out, "DONE\n");
2357 (void)BIO_flush(bio_s_out);
2369 if (read_from_sslcon) {
2371 * init_ssl_connection handles all async events itself so if we're
2372 * waiting for async then we shouldn't go back into
2373 * init_ssl_connection
2375 if ((!async || !SSL_waiting_for_async(con))
2376 && !SSL_is_init_finished(con)) {
2377 i = init_ssl_connection(con);
2382 } else if (i == 0) {
2388 i = SSL_read(con, (char *)buf, bufsize);
2389 #ifndef OPENSSL_NO_SRP
2390 while (SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2391 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2392 SRP_user_pwd_free(srp_callback_parm.user);
2393 srp_callback_parm.user =
2394 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2395 srp_callback_parm.login);
2396 if (srp_callback_parm.user)
2397 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2398 srp_callback_parm.user->info);
2400 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2401 i = SSL_read(con, (char *)buf, bufsize);
2404 switch (SSL_get_error(con, i)) {
2405 case SSL_ERROR_NONE:
2406 #ifdef CHARSET_EBCDIC
2407 ascii2ebcdic(buf, buf, i);
2409 raw_write_stdout(buf, (unsigned int)i);
2410 if (SSL_pending(con))
2413 case SSL_ERROR_WANT_ASYNC:
2414 BIO_printf(bio_s_out, "Read BLOCK (Async)\n");
2415 wait_for_async(con);
2417 case SSL_ERROR_WANT_WRITE:
2418 case SSL_ERROR_WANT_READ:
2419 BIO_printf(bio_s_out, "Read BLOCK\n");
2421 case SSL_ERROR_SYSCALL:
2423 BIO_printf(bio_s_out, "ERROR\n");
2424 (void)BIO_flush(bio_s_out);
2425 ERR_print_errors(bio_err);
2428 case SSL_ERROR_ZERO_RETURN:
2429 BIO_printf(bio_s_out, "DONE\n");
2430 (void)BIO_flush(bio_s_out);
2439 BIO_printf(bio_s_out, "shutting down SSL\n");
2440 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
2443 BIO_printf(bio_s_out, "CONNECTION CLOSED\n");
2444 OPENSSL_clear_free(buf, bufsize);
2446 BIO_printf(bio_s_out, "ACCEPT\n");
2447 (void)BIO_flush(bio_s_out);
2451 static void close_accept_socket(void)
2453 BIO_printf(bio_err, "shutdown accept socket\n");
2454 if (accept_socket >= 0) {
2455 SHUTDOWN2(accept_socket);
2459 static int init_ssl_connection(SSL *con)
2466 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2467 const unsigned char *next_proto_neg;
2468 unsigned next_proto_neg_len;
2470 unsigned char *exportedkeymat;
2472 #ifndef OPENSSL_NO_DTLS
2474 BIO_ADDR *client = NULL;
2476 if ((client = BIO_ADDR_new()) == NULL) {
2477 BIO_printf(bio_err, "ERROR - memory\n");
2480 i = DTLSv1_listen(con, client);
2485 wbio = SSL_get_wbio(con);
2487 BIO_get_fd(wbio, &fd);
2490 if(!wbio || BIO_connect(fd, client, 0) == 0) {
2491 BIO_printf(bio_err, "ERROR - unable to connect\n");
2492 BIO_ADDR_free(client);
2495 BIO_ADDR_free(client);
2497 i = SSL_accept(con);
2503 i = SSL_accept(con);
2505 #ifdef CERT_CB_TEST_RETRY
2507 while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP
2508 && SSL_get_state(con) == TLS_ST_SR_CLNT_HELLO) {
2510 "LOOKUP from certificate callback during accept\n");
2511 i = SSL_accept(con);
2516 #ifndef OPENSSL_NO_SRP
2517 while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2518 BIO_printf(bio_s_out, "LOOKUP during accept %s\n",
2519 srp_callback_parm.login);
2520 SRP_user_pwd_free(srp_callback_parm.user);
2521 srp_callback_parm.user =
2522 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2523 srp_callback_parm.login);
2524 if (srp_callback_parm.user)
2525 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2526 srp_callback_parm.user->info);
2528 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2529 i = SSL_accept(con);
2532 } while (i < 0 && SSL_waiting_for_async(con));
2535 if ((dtlslisten && i == 0)
2536 || (!dtlslisten && BIO_sock_should_retry(i))) {
2537 BIO_printf(bio_s_out, "DELAY\n");
2541 BIO_printf(bio_err, "ERROR\n");
2543 verify_err = SSL_get_verify_result(con);
2544 if (verify_err != X509_V_OK) {
2545 BIO_printf(bio_err, "verify error:%s\n",
2546 X509_verify_cert_error_string(verify_err));
2548 /* Always print any error messages */
2549 ERR_print_errors(bio_err);
2554 print_ssl_summary(con);
2556 PEM_write_bio_SSL_SESSION(bio_s_out, SSL_get_session(con));
2558 peer = SSL_get_peer_certificate(con);
2560 BIO_printf(bio_s_out, "Client certificate\n");
2561 PEM_write_bio_X509(bio_s_out, peer);
2562 X509_NAME_oneline(X509_get_subject_name(peer), buf, sizeof buf);
2563 BIO_printf(bio_s_out, "subject=%s\n", buf);
2564 X509_NAME_oneline(X509_get_issuer_name(peer), buf, sizeof buf);
2565 BIO_printf(bio_s_out, "issuer=%s\n", buf);
2569 if (SSL_get_shared_ciphers(con, buf, sizeof buf) != NULL)
2570 BIO_printf(bio_s_out, "Shared ciphers:%s\n", buf);
2571 str = SSL_CIPHER_get_name(SSL_get_current_cipher(con));
2572 ssl_print_sigalgs(bio_s_out, con);
2573 #ifndef OPENSSL_NO_EC
2574 ssl_print_point_formats(bio_s_out, con);
2575 ssl_print_curves(bio_s_out, con, 0);
2577 BIO_printf(bio_s_out, "CIPHER is %s\n", (str != NULL) ? str : "(NONE)");
2579 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2580 SSL_get0_next_proto_negotiated(con, &next_proto_neg, &next_proto_neg_len);
2581 if (next_proto_neg) {
2582 BIO_printf(bio_s_out, "NEXTPROTO is ");
2583 BIO_write(bio_s_out, next_proto_neg, next_proto_neg_len);
2584 BIO_printf(bio_s_out, "\n");
2587 #ifndef OPENSSL_NO_SRTP
2589 SRTP_PROTECTION_PROFILE *srtp_profile
2590 = SSL_get_selected_srtp_profile(con);
2593 BIO_printf(bio_s_out, "SRTP Extension negotiated, profile=%s\n",
2594 srtp_profile->name);
2597 if (SSL_session_reused(con))
2598 BIO_printf(bio_s_out, "Reused session-id\n");
2599 BIO_printf(bio_s_out, "Secure Renegotiation IS%s supported\n",
2600 SSL_get_secure_renegotiation_support(con) ? "" : " NOT");
2601 if (keymatexportlabel != NULL) {
2602 BIO_printf(bio_s_out, "Keying material exporter:\n");
2603 BIO_printf(bio_s_out, " Label: '%s'\n", keymatexportlabel);
2604 BIO_printf(bio_s_out, " Length: %i bytes\n", keymatexportlen);
2605 exportedkeymat = app_malloc(keymatexportlen, "export key");
2606 if (!SSL_export_keying_material(con, exportedkeymat,
2609 strlen(keymatexportlabel),
2611 BIO_printf(bio_s_out, " Error\n");
2613 BIO_printf(bio_s_out, " Keying material: ");
2614 for (i = 0; i < keymatexportlen; i++)
2615 BIO_printf(bio_s_out, "%02X", exportedkeymat[i]);
2616 BIO_printf(bio_s_out, "\n");
2618 OPENSSL_free(exportedkeymat);
2624 #ifndef OPENSSL_NO_DH
2625 static DH *load_dh_param(const char *dhfile)
2630 if ((bio = BIO_new_file(dhfile, "r")) == NULL)
2632 ret = PEM_read_bio_DHparams(bio, NULL, NULL, NULL);
2639 static int www_body(int s, int stype, unsigned char *context)
2645 const SSL_CIPHER *c;
2646 BIO *io, *ssl_bio, *sbio;
2648 int total_bytes = 0;
2653 /* Set width for a select call if needed */
2656 buf = app_malloc(bufsize, "server www buffer");
2657 io = BIO_new(BIO_f_buffer());
2658 ssl_bio = BIO_new(BIO_f_ssl());
2659 if ((io == NULL) || (ssl_bio == NULL))
2663 if (!BIO_socket_nbio(s, 1))
2664 ERR_print_errors(bio_err);
2666 BIO_printf(bio_err, "Turned on non blocking io\n");
2669 /* lets make the output buffer a reasonable size */
2670 if (!BIO_set_write_buffer_size(io, bufsize))
2673 if ((con = SSL_new(ctx)) == NULL)
2676 if (s_tlsextdebug) {
2677 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2678 SSL_set_tlsext_debug_arg(con, bio_s_out);
2681 if (context && !SSL_set_session_id_context(con, context,
2682 strlen((char *)context)))
2685 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2689 test = BIO_new(BIO_f_nbio_test());
2690 sbio = BIO_push(test, sbio);
2692 SSL_set_bio(con, sbio, sbio);
2693 SSL_set_accept_state(con);
2695 /* SSL_set_fd(con,s); */
2696 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
2697 BIO_push(io, ssl_bio);
2698 #ifdef CHARSET_EBCDIC
2699 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
2703 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
2704 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
2707 #ifndef OPENSSL_NO_SSL_TRACE
2709 SSL_set_msg_callback(con, SSL_trace);
2712 SSL_set_msg_callback(con, msg_cb);
2713 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2717 i = BIO_gets(io, buf, bufsize - 1);
2718 if (i < 0) { /* error */
2719 if (!BIO_should_retry(io) && !SSL_waiting_for_async(con)) {
2721 ERR_print_errors(bio_err);
2724 BIO_printf(bio_s_out, "read R BLOCK\n");
2725 #ifndef OPENSSL_NO_SRP
2726 if (BIO_should_io_special(io)
2727 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
2728 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2729 SRP_user_pwd_free(srp_callback_parm.user);
2730 srp_callback_parm.user =
2731 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2732 srp_callback_parm.login);
2733 if (srp_callback_parm.user)
2734 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2735 srp_callback_parm.user->info);
2737 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2741 #if defined(OPENSSL_SYS_NETWARE)
2743 #elif !defined(OPENSSL_SYS_MSDOS)
2748 } else if (i == 0) { /* end of input */
2753 /* else we have data */
2754 if (((www == 1) && (strncmp("GET ", buf, 4) == 0)) ||
2755 ((www == 2) && (strncmp("GET /stats ", buf, 11) == 0))) {
2758 STACK_OF(SSL_CIPHER) *sk;
2759 static const char *space = " ";
2761 if (www == 1 && strncmp("GET /reneg", buf, 10) == 0) {
2762 if (strncmp("GET /renegcert", buf, 14) == 0)
2764 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
2766 i = SSL_renegotiate(con);
2767 BIO_printf(bio_s_out, "SSL_renegotiate -> %d\n", i);
2768 /* Send the HelloRequest */
2769 i = SSL_do_handshake(con);
2771 BIO_printf(bio_s_out, "SSL_do_handshake() Retval %d\n",
2772 SSL_get_error(con, i));
2773 ERR_print_errors(bio_err);
2776 /* Wait for a ClientHello to come back */
2778 openssl_fdset(s, &readfds);
2779 i = select(width, (void *)&readfds, NULL, NULL, NULL);
2780 if (i <= 0 || !FD_ISSET(s, &readfds)) {
2781 BIO_printf(bio_s_out, "Error waiting for client response\n");
2782 ERR_print_errors(bio_err);
2786 * We're not acutally expecting any data here and we ignore
2787 * any that is sent. This is just to force the handshake that
2788 * we're expecting to come from the client. If they haven't
2789 * sent one there's not much we can do.
2791 BIO_gets(io, buf, bufsize - 1);
2795 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2796 BIO_puts(io, "<HTML><BODY BGCOLOR=\"#ffffff\">\n");
2797 BIO_puts(io, "<pre>\n");
2798 /* BIO_puts(io,OpenSSL_version(OPENSSL_VERSION));*/
2800 for (i = 0; i < local_argc; i++) {
2802 for (myp = local_argv[i]; *myp; myp++)
2805 BIO_puts(io, "<");
2808 BIO_puts(io, ">");
2811 BIO_puts(io, "&");
2814 BIO_write(io, myp, 1);
2817 BIO_write(io, " ", 1);
2822 "Secure Renegotiation IS%s supported\n",
2823 SSL_get_secure_renegotiation_support(con) ?
2827 * The following is evil and should not really be done
2829 BIO_printf(io, "Ciphers supported in s_server binary\n");
2830 sk = SSL_get_ciphers(con);
2831 j = sk_SSL_CIPHER_num(sk);
2832 for (i = 0; i < j; i++) {
2833 c = sk_SSL_CIPHER_value(sk, i);
2834 BIO_printf(io, "%-11s:%-25s ",
2835 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2836 if ((((i + 1) % 2) == 0) && (i + 1 != j))
2840 p = SSL_get_shared_ciphers(con, buf, bufsize);
2843 "---\nCiphers common between both SSL end points:\n");
2847 BIO_write(io, space, 26 - j);
2850 BIO_write(io, ((i % 3) ? " " : "\n"), 1);
2852 BIO_write(io, p, 1);
2859 ssl_print_sigalgs(io, con);
2860 #ifndef OPENSSL_NO_EC
2861 ssl_print_curves(io, con, 0);
2863 BIO_printf(io, (SSL_session_reused(con)
2864 ? "---\nReused, " : "---\nNew, "));
2865 c = SSL_get_current_cipher(con);
2866 BIO_printf(io, "%s, Cipher is %s\n",
2867 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2868 SSL_SESSION_print(io, SSL_get_session(con));
2869 BIO_printf(io, "---\n");
2870 print_stats(io, SSL_get_SSL_CTX(con));
2871 BIO_printf(io, "---\n");
2872 peer = SSL_get_peer_certificate(con);
2874 BIO_printf(io, "Client certificate\n");
2875 X509_print(io, peer);
2876 PEM_write_bio_X509(io, peer);
2878 BIO_puts(io, "no client certificate available\n");
2879 BIO_puts(io, "</BODY></HTML>\r\n\r\n");
2881 } else if ((www == 2 || www == 3)
2882 && (strncmp("GET /", buf, 5) == 0)) {
2885 static const char *text =
2886 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
2892 for (e = p; *e != '\0'; e++) {
2898 dot = (e[0] == '.') ? 2 : 0;
2901 dot = (e[0] == '.') ? 3 : 0;
2904 dot = (e[0] == '/') ? -1 : 0;
2908 dot = (e[0] == '/') ? 1 : 0;
2910 dot = (dot == 3) || (dot == -1); /* filename contains ".."
2915 BIO_printf(io, "'%s' is an invalid file name\r\n", p);
2922 BIO_printf(io, "'%s' contains '..' reference\r\n", p);
2928 BIO_printf(io, "'%s' is an invalid path\r\n", p);
2932 /* if a directory, do the index thang */
2933 if (app_isdir(p) > 0) {
2935 BIO_printf(io, "'%s' is a directory\r\n", p);
2939 if ((file = BIO_new_file(p, "r")) == NULL) {
2941 BIO_printf(io, "Error opening '%s'\r\n", p);
2942 ERR_print_errors(io);
2947 BIO_printf(bio_err, "FILE:%s\n", p);
2951 if (((i > 5) && (strcmp(&(p[i - 5]), ".html") == 0)) ||
2952 ((i > 4) && (strcmp(&(p[i - 4]), ".php") == 0)) ||
2953 ((i > 4) && (strcmp(&(p[i - 4]), ".htm") == 0)))
2955 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2958 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n");
2962 i = BIO_read(file, buf, bufsize);
2968 BIO_printf(bio_err, "%d\n", i);
2969 if (total_bytes > 3 * 1024) {
2971 BIO_printf(bio_err, "RENEGOTIATE\n");
2972 SSL_renegotiate(con);
2976 for (j = 0; j < i;) {
2980 if (++count == 13) {
2981 SSL_renegotiate(con);
2985 k = BIO_write(io, &(buf[j]), i - j);
2987 if (!BIO_should_retry(io) && !SSL_waiting_for_async(con))
2990 BIO_printf(bio_s_out, "rwrite W BLOCK\n");
3004 i = (int)BIO_flush(io);
3006 if (!BIO_should_retry(io))
3012 /* make sure we re-use sessions */
3013 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
3017 BIO_printf(bio_s_out, "ACCEPT\n");
3023 static int rev_body(int s, int stype, unsigned char *context)
3029 BIO *io, *ssl_bio, *sbio;
3031 buf = app_malloc(bufsize, "server rev buffer");
3032 io = BIO_new(BIO_f_buffer());
3033 ssl_bio = BIO_new(BIO_f_ssl());
3034 if ((io == NULL) || (ssl_bio == NULL))
3037 /* lets make the output buffer a reasonable size */
3038 if (!BIO_set_write_buffer_size(io, bufsize))
3041 if ((con = SSL_new(ctx)) == NULL)
3044 if (s_tlsextdebug) {
3045 SSL_set_tlsext_debug_callback(con, tlsext_cb);
3046 SSL_set_tlsext_debug_arg(con, bio_s_out);
3048 if (context && !SSL_set_session_id_context(con, context,
3049 strlen((char *)context))) {
3050 ERR_print_errors(bio_err);
3054 sbio = BIO_new_socket(s, BIO_NOCLOSE);
3055 SSL_set_bio(con, sbio, sbio);
3056 SSL_set_accept_state(con);
3058 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
3059 BIO_push(io, ssl_bio);
3060 #ifdef CHARSET_EBCDIC
3061 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
3065 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
3066 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
3069 #ifndef OPENSSL_NO_SSL_TRACE
3071 SSL_set_msg_callback(con, SSL_trace);
3074 SSL_set_msg_callback(con, msg_cb);
3075 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
3079 i = BIO_do_handshake(io);
3082 if (!BIO_should_retry(io)) {
3083 BIO_puts(bio_err, "CONNECTION FAILURE\n");
3084 ERR_print_errors(bio_err);
3087 #ifndef OPENSSL_NO_SRP
3088 if (BIO_should_io_special(io)
3089 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3090 BIO_printf(bio_s_out, "LOOKUP renego during accept\n");
3091 SRP_user_pwd_free(srp_callback_parm.user);
3092 srp_callback_parm.user =
3093 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
3094 srp_callback_parm.login);
3095 if (srp_callback_parm.user)
3096 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3097 srp_callback_parm.user->info);
3099 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3104 BIO_printf(bio_err, "CONNECTION ESTABLISHED\n");
3105 print_ssl_summary(con);
3108 i = BIO_gets(io, buf, bufsize - 1);
3109 if (i < 0) { /* error */
3110 if (!BIO_should_retry(io)) {
3112 ERR_print_errors(bio_err);
3115 BIO_printf(bio_s_out, "read R BLOCK\n");
3116 #ifndef OPENSSL_NO_SRP
3117 if (BIO_should_io_special(io)
3118 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3119 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
3120 SRP_user_pwd_free(srp_callback_parm.user);
3121 srp_callback_parm.user =
3122 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
3123 srp_callback_parm.login);
3124 if (srp_callback_parm.user)
3125 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3126 srp_callback_parm.user->info);
3128 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3132 #if defined(OPENSSL_SYS_NETWARE)
3134 #elif !defined(OPENSSL_SYS_MSDOS)
3139 } else if (i == 0) { /* end of input */
3141 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3144 char *p = buf + i - 1;
3145 while (i && (*p == '\n' || *p == '\r')) {
3149 if (!s_ign_eof && (i == 5) && (strncmp(buf, "CLOSE", 5) == 0)) {
3151 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3154 BUF_reverse((unsigned char *)buf, NULL, i);
3156 BIO_write(io, buf, i + 1);
3161 if (!BIO_should_retry(io))
3167 /* make sure we re-use sessions */
3168 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
3177 #define MAX_SESSION_ID_ATTEMPTS 10
3178 static int generate_session_id(const SSL *ssl, unsigned char *id,
3179 unsigned int *id_len)
3181 unsigned int count = 0;
3183 if (RAND_bytes(id, *id_len) <= 0)
3186 * Prefix the session_id with the required prefix. NB: If our prefix
3187 * is too long, clip it - but there will be worse effects anyway, eg.
3188 * the server could only possibly create 1 session ID (ie. the
3189 * prefix!) so all future session negotiations will fail due to
3192 memcpy(id, session_id_prefix,
3193 (strlen(session_id_prefix) < *id_len) ?
3194 strlen(session_id_prefix) : *id_len);
3196 while (SSL_has_matching_session_id(ssl, id, *id_len) &&
3197 (++count < MAX_SESSION_ID_ATTEMPTS));
3198 if (count >= MAX_SESSION_ID_ATTEMPTS)
3204 * By default s_server uses an in-memory cache which caches SSL_SESSION
3205 * structures without any serialisation. This hides some bugs which only
3206 * become apparent in deployed servers. By implementing a basic external
3207 * session cache some issues can be debugged using s_server.
3210 typedef struct simple_ssl_session_st {
3215 struct simple_ssl_session_st *next;
3216 } simple_ssl_session;
3218 static simple_ssl_session *first = NULL;
3220 static int add_session(SSL *ssl, SSL_SESSION *session)
3222 simple_ssl_session *sess = app_malloc(sizeof(*sess), "get session");
3225 SSL_SESSION_get_id(session, &sess->idlen);
3226 sess->derlen = i2d_SSL_SESSION(session, NULL);
3227 if (sess->derlen < 0) {
3228 BIO_printf(bio_err, "Error encoding session\n");
3233 sess->id = OPENSSL_memdup(SSL_SESSION_get_id(session, NULL), sess->idlen);
3234 sess->der = app_malloc(sess->derlen, "get session buffer");
3236 BIO_printf(bio_err, "Out of memory adding to external cache\n");
3237 OPENSSL_free(sess->id);
3238 OPENSSL_free(sess->der);
3244 /* Assume it still works. */
3245 if (i2d_SSL_SESSION(session, &p) != sess->derlen) {
3246 BIO_printf(bio_err, "Unexpected session encoding length\n");
3247 OPENSSL_free(sess->id);
3248 OPENSSL_free(sess->der);
3255 BIO_printf(bio_err, "New session added to external cache\n");
3259 static SSL_SESSION *get_session(SSL *ssl, const unsigned char *id, int idlen,
3262 simple_ssl_session *sess;
3264 for (sess = first; sess; sess = sess->next) {
3265 if (idlen == (int)sess->idlen && !memcmp(sess->id, id, idlen)) {
3266 const unsigned char *p = sess->der;
3267 BIO_printf(bio_err, "Lookup session: cache hit\n");
3268 return d2i_SSL_SESSION(NULL, &p, sess->derlen);
3271 BIO_printf(bio_err, "Lookup session: cache miss\n");
3275 static void del_session(SSL_CTX *sctx, SSL_SESSION *session)
3277 simple_ssl_session *sess, *prev = NULL;
3278 const unsigned char *id;
3280 id = SSL_SESSION_get_id(session, &idlen);
3281 for (sess = first; sess; sess = sess->next) {
3282 if (idlen == sess->idlen && !memcmp(sess->id, id, idlen)) {
3284 prev->next = sess->next;
3287 OPENSSL_free(sess->id);
3288 OPENSSL_free(sess->der);
3296 static void init_session_cache_ctx(SSL_CTX *sctx)
3298 SSL_CTX_set_session_cache_mode(sctx,
3299 SSL_SESS_CACHE_NO_INTERNAL |
3300 SSL_SESS_CACHE_SERVER);
3301 SSL_CTX_sess_set_new_cb(sctx, add_session);
3302 SSL_CTX_sess_set_get_cb(sctx, get_session);
3303 SSL_CTX_sess_set_remove_cb(sctx, del_session);
3306 static void free_sessions(void)
3308 simple_ssl_session *sess, *tsess;
3309 for (sess = first; sess;) {
3310 OPENSSL_free(sess->id);
3311 OPENSSL_free(sess->der);
3314 OPENSSL_free(tsess);