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
147 #include <openssl/e_os2.h>
149 /* conflicts with winsock2 stuff on netware */
150 #if !defined(OPENSSL_SYS_NETWARE)
151 # include <sys/types.h>
155 * With IPv6, it looks like Digital has mixed up the proper order of
156 * recursive header file inclusion, resulting in the compiler complaining
157 * that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which is
158 * needed to have fileno() declared correctly... So let's define u_int
160 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
162 typedef unsigned int u_int;
165 #include <openssl/lhash.h>
166 #include <openssl/bn.h>
169 #include <openssl/err.h>
170 #include <openssl/pem.h>
171 #include <openssl/x509.h>
172 #include <openssl/ssl.h>
173 #include <openssl/rand.h>
174 #include <openssl/ocsp.h>
175 #ifndef OPENSSL_NO_DH
176 # include <openssl/dh.h>
178 #ifndef OPENSSL_NO_RSA
179 # include <openssl/rsa.h>
181 #ifndef OPENSSL_NO_SRP
182 # include <openssl/srp.h>
185 #include "timeouts.h"
187 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
188 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
192 #ifndef OPENSSL_NO_RSA
193 static RSA *tmp_rsa_cb(SSL *s, int is_export, int keylength);
195 static int not_resumable_sess_cb(SSL *s, int is_forward_secure);
196 static int sv_body(char *hostname, int s, int stype, unsigned char *context);
197 static int www_body(char *hostname, int s, int stype, unsigned char *context);
198 static int rev_body(char *hostname, int s, int stype, unsigned char *context);
199 static void close_accept_socket(void);
200 static int init_ssl_connection(SSL *s);
201 static void print_stats(BIO *bp, SSL_CTX *ctx);
202 static int generate_session_id(const SSL *ssl, unsigned char *id,
203 unsigned int *id_len);
204 static void init_session_cache_ctx(SSL_CTX *sctx);
205 static void free_sessions(void);
206 #ifndef OPENSSL_NO_DH
207 static DH *load_dh_param(const char *dhfile);
210 static void s_server_init(void);
212 /* static int load_CA(SSL_CTX *ctx, char *file);*/
215 #define BUFSIZZ 16*1024
216 static int bufsize = BUFSIZZ;
217 static int accept_socket = -1;
219 #define TEST_CERT "server.pem"
220 #define TEST_CERT2 "server2.pem"
222 extern int verify_depth, verify_return_error, verify_quiet;
224 static int s_server_verify = SSL_VERIFY_NONE;
225 static int s_server_session_id_context = 1; /* anything will do */
226 static const char *s_cert_file = TEST_CERT, *s_key_file =
227 NULL, *s_chain_file = NULL;
229 static const char *s_cert_file2 = TEST_CERT2, *s_key_file2 = NULL;
230 static char *s_dcert_file = NULL, *s_dkey_file = NULL, *s_dchain_file = NULL;
232 static int s_nbio = 0;
234 static int s_nbio_test = 0;
235 static int s_crlf = 0;
236 static SSL_CTX *ctx = NULL;
237 static SSL_CTX *ctx2 = NULL;
240 static BIO *bio_s_out = NULL;
241 static BIO *bio_s_msg = NULL;
242 static int s_debug = 0;
243 static int s_tlsextdebug = 0;
244 static int s_tlsextstatus = 0;
245 static int cert_status_cb(SSL *s, void *arg);
246 static int no_resume_ephemeral = 0;
247 static int s_msg = 0;
248 static int s_quiet = 0;
249 static int s_ign_eof = 0;
250 static int s_brief = 0;
252 static char *keymatexportlabel = NULL;
253 static int keymatexportlen = 20;
255 static int async = 0;
257 #ifndef OPENSSL_NO_ENGINE
258 static char *engine_id = NULL;
260 static const char *session_id_prefix = NULL;
262 static int enable_timeouts = 0;
263 static long socket_mtu;
264 #ifndef OPENSSL_NO_DTLS1
265 static int cert_chain = 0;
267 static int dtlslisten = 0;
269 static BIO *serverinfo_in = NULL;
270 static const char *s_serverinfo_file = NULL;
272 #ifndef OPENSSL_NO_PSK
273 static char *psk_identity = "Client_identity";
274 char *psk_key = NULL; /* by default PSK is not used */
276 static unsigned int psk_server_cb(SSL *ssl, const char *identity,
278 unsigned int max_psk_len)
280 unsigned int psk_len = 0;
285 BIO_printf(bio_s_out, "psk_server_cb\n");
287 BIO_printf(bio_err, "Error: client did not send PSK identity\n");
291 BIO_printf(bio_s_out, "identity_len=%d identity=%s\n",
292 (int)strlen(identity), identity);
294 /* here we could lookup the given identity e.g. from a database */
295 if (strcmp(identity, psk_identity) != 0) {
296 BIO_printf(bio_s_out, "PSK error: client identity not found"
297 " (got '%s' expected '%s')\n", identity, psk_identity);
301 BIO_printf(bio_s_out, "PSK client identity found\n");
303 /* convert the PSK key to binary */
304 ret = BN_hex2bn(&bn, psk_key);
306 BIO_printf(bio_err, "Could not convert PSK key '%s' to BIGNUM\n",
311 if (BN_num_bytes(bn) > (int)max_psk_len) {
313 "psk buffer of callback is too small (%d) for key (%d)\n",
314 max_psk_len, BN_num_bytes(bn));
319 ret = BN_bn2bin(bn, psk);
324 psk_len = (unsigned int)ret;
327 BIO_printf(bio_s_out, "fetched PSK len=%d\n", psk_len);
331 BIO_printf(bio_err, "Error in PSK server callback\n");
332 (void)BIO_flush(bio_err);
333 (void)BIO_flush(bio_s_out);
338 #ifndef OPENSSL_NO_SRP
339 /* This is a context that we pass to callbacks */
340 typedef struct srpsrvparm_st {
347 * This callback pretends to require some asynchronous logic in order to
348 * obtain a verifier. When the callback is called for a new connection we
349 * return with a negative value. This will provoke the accept etc to return
350 * with an LOOKUP_X509. The main logic of the reinvokes the suspended call
351 * (which would normally occur after a worker has finished) and we set the
354 static int ssl_srp_server_param_cb(SSL *s, int *ad, void *arg)
356 srpsrvparm *p = (srpsrvparm *) arg;
357 if (p->login == NULL && p->user == NULL) {
358 p->login = SSL_get_srp_username(s);
359 BIO_printf(bio_err, "SRP username = \"%s\"\n", p->login);
363 if (p->user == NULL) {
364 BIO_printf(bio_err, "User %s doesn't exist\n", p->login);
365 return SSL3_AL_FATAL;
367 if (SSL_set_srp_server_param
368 (s, p->user->N, p->user->g, p->user->s, p->user->v,
369 p->user->info) < 0) {
370 *ad = SSL_AD_INTERNAL_ERROR;
371 return SSL3_AL_FATAL;
374 "SRP parameters set: username = \"%s\" info=\"%s\" \n",
375 p->login, p->user->info);
376 /* need to check whether there are memory leaks */
379 return SSL_ERROR_NONE;
384 static void s_server_init(void)
388 s_server_verify = SSL_VERIFY_NONE;
391 s_dchain_file = NULL;
392 s_cert_file = TEST_CERT;
395 s_cert_file2 = TEST_CERT2;
408 #ifndef OPENSSL_NO_ENGINE
413 static int local_argc = 0;
414 static char **local_argv;
416 #ifdef CHARSET_EBCDIC
417 static int ebcdic_new(BIO *bi);
418 static int ebcdic_free(BIO *a);
419 static int ebcdic_read(BIO *b, char *out, int outl);
420 static int ebcdic_write(BIO *b, const char *in, int inl);
421 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr);
422 static int ebcdic_gets(BIO *bp, char *buf, int size);
423 static int ebcdic_puts(BIO *bp, const char *str);
425 # define BIO_TYPE_EBCDIC_FILTER (18|0x0200)
426 static BIO_METHOD methods_ebcdic = {
427 BIO_TYPE_EBCDIC_FILTER,
428 "EBCDIC/ASCII filter",
438 /* This struct is "unwarranted chumminess with the compiler." */
444 BIO_METHOD *BIO_f_ebcdic_filter()
446 return (&methods_ebcdic);
449 static int ebcdic_new(BIO *bi)
451 EBCDIC_OUTBUFF *wbuf;
453 wbuf = app_malloc(sizeof(*wbuf) + 1024, "ebcdic wbuf");
454 wbuf->alloced = 1024;
455 wbuf->buff[0] = '\0';
457 bi->ptr = (char *)wbuf;
463 static int ebcdic_free(BIO *a)
467 OPENSSL_free(a->ptr);
474 static int ebcdic_read(BIO *b, char *out, int outl)
478 if (out == NULL || outl == 0)
480 if (b->next_bio == NULL)
483 ret = BIO_read(b->next_bio, out, outl);
485 ascii2ebcdic(out, out, ret);
489 static int ebcdic_write(BIO *b, const char *in, int inl)
491 EBCDIC_OUTBUFF *wbuf;
496 if ((in == NULL) || (inl <= 0))
498 if (b->next_bio == NULL)
501 wbuf = (EBCDIC_OUTBUFF *) b->ptr;
503 if (inl > (num = wbuf->alloced)) {
504 num = num + num; /* double the size */
507 wbuf = app_malloc(sizeof(*wbuf) + num, "grow ebcdic wbuf");
508 OPENSSL_free(b->ptr);
511 wbuf->buff[0] = '\0';
513 b->ptr = (char *)wbuf;
516 ebcdic2ascii(wbuf->buff, in, inl);
518 ret = BIO_write(b->next_bio, wbuf->buff, inl);
523 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr)
527 if (b->next_bio == NULL)
534 ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
540 static int ebcdic_gets(BIO *bp, char *buf, int size)
543 if (bp->next_bio == NULL)
545 /* return(BIO_gets(bp->next_bio,buf,size));*/
546 for (i = 0; i < size - 1; ++i) {
547 ret = ebcdic_read(bp, &buf[i], 1);
550 else if (buf[i] == '\n') {
557 return (ret < 0 && i == 0) ? ret : i;
560 static int ebcdic_puts(BIO *bp, const char *str)
562 if (bp->next_bio == NULL)
564 return ebcdic_write(bp, str, strlen(str));
568 /* This is a context that we pass to callbacks */
569 typedef struct tlsextctx_st {
575 static int ssl_servername_cb(SSL *s, int *ad, void *arg)
577 tlsextctx *p = (tlsextctx *) arg;
578 const char *servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
579 if (servername && p->biodebug)
580 BIO_printf(p->biodebug, "Hostname in TLS extension: \"%s\"\n",
584 return SSL_TLSEXT_ERR_NOACK;
587 if (strcasecmp(servername, p->servername))
588 return p->extension_error;
590 BIO_printf(p->biodebug, "Switching server context.\n");
591 SSL_set_SSL_CTX(s, ctx2);
594 return SSL_TLSEXT_ERR_OK;
597 /* Structure passed to cert status callback */
599 typedef struct tlsextstatusctx_st {
600 /* Default responder to use */
601 char *host, *path, *port;
607 static tlsextstatusctx tlscstatp = { NULL, NULL, NULL, 0, -1, 0 };
610 * Certificate Status callback. This is called when a client includes a
611 * certificate status request extension. This is a simplified version. It
612 * examines certificates each time and makes one OCSP responder query for
613 * each request. A full version would store details such as the OCSP
614 * certificate IDs and minimise the number of OCSP responses by caching them
615 * until they were considered "expired".
618 static int cert_status_cb(SSL *s, void *arg)
620 tlsextstatusctx *srctx = arg;
621 char *host = NULL, *port = NULL, *path = NULL;
623 unsigned char *rspder = NULL;
625 STACK_OF(OPENSSL_STRING) *aia = NULL;
627 X509_STORE_CTX inctx;
629 OCSP_REQUEST *req = NULL;
630 OCSP_RESPONSE *resp = NULL;
631 OCSP_CERTID *id = NULL;
632 STACK_OF(X509_EXTENSION) *exts;
633 int ret = SSL_TLSEXT_ERR_NOACK;
637 BIO_puts(bio_err, "cert_status: callback called\n");
638 /* Build up OCSP query from server certificate */
639 x = SSL_get_certificate(s);
640 aia = X509_get1_ocsp(x);
642 if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia, 0),
643 &host, &port, &path, &use_ssl)) {
644 BIO_puts(bio_err, "cert_status: can't parse AIA URL\n");
648 BIO_printf(bio_err, "cert_status: AIA URL: %s\n",
649 sk_OPENSSL_STRING_value(aia, 0));
653 "cert_status: no AIA and no default responder URL\n");
659 use_ssl = srctx->use_ssl;
662 if (!X509_STORE_CTX_init(&inctx,
663 SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)),
666 if (X509_STORE_get_by_subject(&inctx, X509_LU_X509,
667 X509_get_issuer_name(x), &obj) <= 0) {
668 BIO_puts(bio_err, "cert_status: Can't retrieve issuer certificate.\n");
669 X509_STORE_CTX_cleanup(&inctx);
672 req = OCSP_REQUEST_new();
675 id = OCSP_cert_to_id(NULL, x, obj.data.x509);
676 X509_free(obj.data.x509);
677 X509_STORE_CTX_cleanup(&inctx);
680 if (!OCSP_request_add0_id(req, id))
683 /* Add any extensions to the request */
684 SSL_get_tlsext_status_exts(s, &exts);
685 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
686 X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
687 if (!OCSP_REQUEST_add_ext(req, ext, -1))
690 resp = process_responder(req, host, path, port, use_ssl, NULL,
693 BIO_puts(bio_err, "cert_status: error querying responder\n");
696 rspderlen = i2d_OCSP_RESPONSE(resp, &rspder);
699 SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen);
700 if (srctx->verbose) {
701 BIO_puts(bio_err, "cert_status: ocsp response sent:\n");
702 OCSP_RESPONSE_print(bio_err, resp, 2);
704 ret = SSL_TLSEXT_ERR_OK;
706 if (ret != SSL_TLSEXT_ERR_OK)
707 ERR_print_errors(bio_err);
712 X509_email_free(aia);
714 OCSP_CERTID_free(id);
715 OCSP_REQUEST_free(req);
716 OCSP_RESPONSE_free(resp);
719 ret = SSL_TLSEXT_ERR_ALERT_FATAL;
723 #ifndef OPENSSL_NO_NEXTPROTONEG
724 /* This is the context that we pass to next_proto_cb */
725 typedef struct tlsextnextprotoctx_st {
728 } tlsextnextprotoctx;
730 static int next_proto_cb(SSL *s, const unsigned char **data,
731 unsigned int *len, void *arg)
733 tlsextnextprotoctx *next_proto = arg;
735 *data = next_proto->data;
736 *len = next_proto->len;
738 return SSL_TLSEXT_ERR_OK;
740 #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
742 /* This the context that we pass to alpn_cb */
743 typedef struct tlsextalpnctx_st {
748 static int alpn_cb(SSL *s, const unsigned char **out, unsigned char *outlen,
749 const unsigned char *in, unsigned int inlen, void *arg)
751 tlsextalpnctx *alpn_ctx = arg;
754 /* We can assume that |in| is syntactically valid. */
756 BIO_printf(bio_s_out, "ALPN protocols advertised by the client: ");
757 for (i = 0; i < inlen;) {
759 BIO_write(bio_s_out, ", ", 2);
760 BIO_write(bio_s_out, &in[i + 1], in[i]);
763 BIO_write(bio_s_out, "\n", 1);
766 if (SSL_select_next_proto
767 ((unsigned char **)out, outlen, alpn_ctx->data, alpn_ctx->len, in,
768 inlen) != OPENSSL_NPN_NEGOTIATED) {
769 return SSL_TLSEXT_ERR_NOACK;
773 BIO_printf(bio_s_out, "ALPN protocols selected: ");
774 BIO_write(bio_s_out, *out, *outlen);
775 BIO_write(bio_s_out, "\n", 1);
778 return SSL_TLSEXT_ERR_OK;
781 static int not_resumable_sess_cb(SSL *s, int is_forward_secure)
783 /* disable resumption for sessions with forward secure ciphers */
784 return is_forward_secure;
787 static char *jpake_secret = NULL;
788 #ifndef OPENSSL_NO_SRP
789 static srpsrvparm srp_callback_parm;
791 #ifndef OPENSSL_NO_SRTP
792 static char *srtp_profiles = NULL;
795 typedef enum OPTION_choice {
796 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
797 OPT_ENGINE, OPT_PORT, OPT_UNIX, OPT_UNLINK, OPT_NACCEPT,
798 OPT_VERIFY, OPT_UPPER_V_VERIFY, OPT_CONTEXT, OPT_CERT, OPT_CRL,
799 OPT_CRL_DOWNLOAD, OPT_SERVERINFO, OPT_CERTFORM, OPT_KEY, OPT_KEYFORM,
800 OPT_PASS, OPT_CERT_CHAIN, OPT_DHPARAM, OPT_DCERTFORM, OPT_DCERT,
801 OPT_DKEYFORM, OPT_DPASS, OPT_DKEY, OPT_DCERT_CHAIN, OPT_NOCERT,
802 OPT_CAPATH, OPT_NOCAPATH, OPT_CHAINCAPATH, OPT_VERIFYCAPATH, OPT_NO_CACHE,
803 OPT_EXT_CACHE, OPT_CRLFORM, OPT_VERIFY_RET_ERROR, OPT_VERIFY_QUIET,
804 OPT_BUILD_CHAIN, OPT_CAFILE, OPT_NOCAFILE, OPT_CHAINCAFILE,
805 OPT_VERIFYCAFILE, OPT_NBIO, OPT_NBIO_TEST, OPT_IGN_EOF, OPT_NO_IGN_EOF,
806 OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_STATUS_VERBOSE,
807 OPT_STATUS_TIMEOUT, OPT_STATUS_URL, OPT_MSG, OPT_MSGFILE, OPT_TRACE,
808 OPT_SECURITY_DEBUG, OPT_SECURITY_DEBUG_VERBOSE, OPT_STATE, OPT_CRLF,
809 OPT_QUIET, OPT_BRIEF, OPT_NO_TMP_RSA, OPT_NO_DHE, OPT_NO_ECDHE,
810 OPT_NO_RESUME_EPHEMERAL, OPT_PSK_HINT, OPT_PSK, OPT_SRPVFILE,
811 OPT_SRPUSERSEED, OPT_REV, OPT_WWW, OPT_UPPER_WWW, OPT_HTTP, OPT_ASYNC,
813 OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1,
814 OPT_DTLS1_2, OPT_TIMEOUT, OPT_MTU, OPT_CHAIN, OPT_LISTEN,
815 OPT_ID_PREFIX, OPT_RAND, OPT_SERVERNAME, OPT_SERVERNAME_FATAL,
816 OPT_CERT2, OPT_KEY2, OPT_NEXTPROTONEG, OPT_ALPN, OPT_JPAKE,
817 OPT_SRTP_PROFILES, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN,
823 OPTIONS s_server_options[] = {
824 {"help", OPT_HELP, '-', "Display this summary"},
825 {"port", OPT_PORT, 'p'},
826 {"accept", OPT_PORT, 'p',
827 "TCP/IP port to accept on (default is " PORT_STR ")"},
828 {"unix", OPT_UNIX, 's', "Unix domain socket to accept on"},
829 {"unlink", OPT_UNLINK, '-', "For -unix, unlink existing socket first"},
830 {"context", OPT_CONTEXT, 's', "Set session ID context"},
831 {"verify", OPT_VERIFY, 'n', "Turn on peer certificate verification"},
832 {"Verify", OPT_UPPER_V_VERIFY, 'n',
833 "Turn on peer certificate verification, must have a cert"},
834 {"cert", OPT_CERT, '<', "Certificate file to use; default is " TEST_CERT},
835 {"naccept", OPT_NACCEPT, 'p', "Terminate after pnum connections"},
836 {"serverinfo", OPT_SERVERINFO, 's',
837 "PEM serverinfo file for certificate"},
838 {"certform", OPT_CERTFORM, 'F',
839 "Certificate format (PEM or DER) PEM default"},
840 {"key", OPT_KEY, '<',
841 "Private Key if not in -cert; default is " TEST_CERT},
842 {"keyform", OPT_KEYFORM, 'f',
843 "Key format (PEM, DER or ENGINE) PEM default"},
844 {"pass", OPT_PASS, 's', "Private key file pass phrase source"},
845 {"dcert", OPT_DCERT, '<',
846 "Second certificate file to use (usually for DSA)"},
847 {"dcertform", OPT_DCERTFORM, 'F',
848 "Second certificate format (PEM or DER) PEM default"},
849 {"dkey", OPT_DKEY, '<',
850 "Second private key file to use (usually for DSA)"},
851 {"dkeyform", OPT_DKEYFORM, 'F',
852 "Second key format (PEM, DER or ENGINE) PEM default"},
853 {"dpass", OPT_DPASS, 's', "Second private key file pass phrase source"},
854 {"nbio_test", OPT_NBIO_TEST, '-', "Test with the non-blocking test bio"},
855 {"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"},
856 {"debug", OPT_DEBUG, '-', "Print more output"},
857 {"msg", OPT_MSG, '-', "Show protocol messages"},
858 {"msgfile", OPT_MSGFILE, '>'},
859 {"state", OPT_STATE, '-', "Print the SSL states"},
860 {"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"},
861 {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
862 {"no-CAfile", OPT_NOCAFILE, '-',
863 "Do not load the default certificates file"},
864 {"no-CApath", OPT_NOCAPATH, '-',
865 "Do not load certificates from the default certificates directory"},
866 {"nocert", OPT_NOCERT, '-', "Don't use any certificates (Anon-DH)"},
867 {"quiet", OPT_QUIET, '-', "No server output"},
868 {"no_tmp_rsa", OPT_NO_TMP_RSA, '-', "Do not generate a tmp RSA key"},
869 {"tls1_2", OPT_TLS1_2, '-', "just talk TLSv1.2"},
870 {"tls1_1", OPT_TLS1_1, '-', "Just talk TLSv1.1"},
871 {"tls1", OPT_TLS1, '-', "Just talk TLSv1"},
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, '<'},
896 {"crl_download", OPT_CRL_DOWNLOAD, '-'},
897 {"cert_chain", OPT_CERT_CHAIN, '<'},
898 {"dcert_chain", OPT_DCERT_CHAIN, '<'},
899 {"chainCApath", OPT_CHAINCAPATH, '/'},
900 {"verifyCApath", OPT_VERIFYCAPATH, '/'},
901 {"no_cache", OPT_NO_CACHE, '-'},
902 {"ext_cache", OPT_EXT_CACHE, '-'},
903 {"CRLform", OPT_CRLFORM, 'F'},
904 {"verify_return_error", OPT_VERIFY_RET_ERROR, '-'},
905 {"verify_quiet", OPT_VERIFY_QUIET, '-'},
906 {"build_chain", OPT_BUILD_CHAIN, '-'},
907 {"chainCAfile", OPT_CHAINCAFILE, '<'},
908 {"verifyCAfile", OPT_VERIFYCAFILE, '<'},
909 {"ign_eof", OPT_IGN_EOF, '-'},
910 {"no_ign_eof", OPT_NO_IGN_EOF, '-'},
911 {"status", OPT_STATUS, '-'},
912 {"status_verbose", OPT_STATUS_VERBOSE, '-'},
913 {"status_timeout", OPT_STATUS_TIMEOUT, 'n'},
914 {"status_url", OPT_STATUS_URL, 's'},
915 {"trace", OPT_TRACE, '-'},
916 {"security_debug", OPT_SECURITY_DEBUG, '-'},
917 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-'},
918 {"brief", OPT_BRIEF, '-'},
919 {"rev", OPT_REV, '-'},
920 {"async", OPT_ASYNC, '-', "Operate in asynchronous mode"},
925 {"nbio", OPT_NBIO, '-', "Use non-blocking IO"},
927 #ifndef OPENSSL_NO_PSK
928 {"psk_hint", OPT_PSK_HINT, 's', "PSK identity hint to use"},
929 {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"},
930 # ifndef OPENSSL_NO_JPAKE
931 {"jpake", OPT_JPAKE, 's', "JPAKE secret to use"},
934 #ifndef OPENSSL_NO_SRP
935 {"srpvfile", OPT_SRPVFILE, '<', "The verifier file for SRP"},
936 {"srpuserseed", OPT_SRPUSERSEED, 's',
937 "A seed string for a default user salt"},
939 #ifndef OPENSSL_NO_SSL3
940 {"ssl3", OPT_SSL3, '-', "Just talk SSLv3"},
942 #ifndef OPENSSL_NO_DTLS1
943 {"dtls", OPT_DTLS, '-'},
944 {"dtls1", OPT_DTLS1, '-', "Just talk DTLSv1"},
945 {"dtls1_2", OPT_DTLS1_2, '-', "Just talk DTLSv1.2"},
946 {"timeout", OPT_TIMEOUT, '-', "Enable timeouts"},
947 {"mtu", OPT_MTU, 'p', "Set link layer MTU"},
948 {"chain", OPT_CHAIN, '-', "Read a certificate chain"},
949 {"listen", OPT_LISTEN, '-',
950 "Listen for a DTLS ClientHello with a cookie and then connect"},
952 #ifndef OPENSSL_NO_DH
953 {"no_dhe", OPT_NO_DHE, '-', "Disable ephemeral DH"},
955 #ifndef OPENSSL_NO_EC
956 {"no_ecdhe", OPT_NO_ECDHE, '-', "Disable ephemeral ECDH"},
958 #ifndef OPENSSL_NO_NEXTPROTONEG
959 {"nextprotoneg", OPT_NEXTPROTONEG, 's',
960 "Set the advertised protocols for the NPN extension (comma-separated list)"},
962 #ifndef OPENSSL_NO_SRTP
963 {"use_srtp", OPT_SRTP_PROFILES, 's',
964 "Offer SRTP key management with a colon-separated profile list"},
965 {"alpn", OPT_ALPN, 's',
966 "Set the advertised protocols for the ALPN extension (comma-separated list)"},
968 #ifndef OPENSSL_NO_ENGINE
969 {"engine", OPT_ENGINE, 's'},
974 int s_server_main(int argc, char *argv[])
977 EVP_PKEY *s_key = NULL, *s_dkey = NULL;
978 SSL_CONF_CTX *cctx = NULL;
979 const SSL_METHOD *meth = TLS_server_method();
980 SSL_EXCERT *exc = NULL;
981 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
982 STACK_OF(X509) *s_chain = NULL, *s_dchain = NULL;
983 STACK_OF(X509_CRL) *crls = NULL;
984 X509 *s_cert = NULL, *s_dcert = NULL;
985 X509_VERIFY_PARAM *vpm = NULL;
986 char *CApath = NULL, *CAfile = NULL, *chCApath = NULL, *chCAfile = NULL;
987 #ifndef OPENSSL_NO_DH
990 char *dpassarg = NULL, *dpass = NULL, *inrand = NULL;
991 char *passarg = NULL, *pass = NULL, *vfyCApath = NULL, *vfyCAfile = NULL;
992 char *crl_file = NULL, *prog;
993 #ifndef OPENSSL_NO_PSK
996 const char *unix_path = NULL;
998 int unlink_unix_path = 0;
1000 int (*server_cb) (char *hostname, int s, int stype,
1001 unsigned char *context);
1002 int vpmtouched = 0, build_chain = 0, no_cache = 0, ext_cache = 0;
1003 #ifndef OPENSSL_NO_DH
1006 int no_tmp_rsa = 0, no_ecdhe = 0, nocert = 0, ret = 1;
1007 int noCApath = 0, noCAfile = 0;
1008 int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM;
1009 int s_dcert_format = FORMAT_PEM, s_dkey_format = FORMAT_PEM;
1010 int rev = 0, naccept = -1, sdebug = 0, socket_type = SOCK_STREAM;
1011 int state = 0, crl_format = FORMAT_PEM, crl_download = 0;
1012 unsigned short port = PORT;
1013 unsigned char *context = NULL;
1015 EVP_PKEY *s_key2 = NULL;
1016 X509 *s_cert2 = NULL;
1017 tlsextctx tlsextcbp = { NULL, NULL, SSL_TLSEXT_ERR_ALERT_WARNING };
1018 #ifndef OPENSSL_NO_NEXTPROTONEG
1019 const char *next_proto_neg_in = NULL;
1020 tlsextnextprotoctx next_proto = { NULL, 0 };
1022 const char *alpn_in = NULL;
1023 tlsextalpnctx alpn_ctx = { NULL, 0 };
1024 #ifndef OPENSSL_NO_PSK
1025 /* by default do not send a PSK identity hint */
1026 static char *psk_identity_hint = NULL;
1028 #ifndef OPENSSL_NO_SRP
1029 char *srpuserseed = NULL;
1030 char *srp_verifier_file = NULL;
1037 cctx = SSL_CONF_CTX_new();
1038 vpm = X509_VERIFY_PARAM_new();
1039 if (cctx == NULL || vpm == NULL)
1041 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_SERVER | SSL_CONF_FLAG_CMDLINE);
1043 prog = opt_init(argc, argv, s_server_options);
1044 while ((o = opt_next()) != OPT_EOF) {
1046 #ifdef OPENSSL_NO_PSK
1050 #ifdef OPENSSL_NO_DTLS1
1061 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
1064 opt_help(s_server_options);
1069 if (!extract_port(opt_arg(), &port))
1074 BIO_printf(bio_err, "unix domain sockets unsupported\n");
1077 unix_path = opt_arg();
1082 BIO_printf(bio_err, "unix domain sockets unsupported\n");
1085 unlink_unix_path = 1;
1089 naccept = atol(opt_arg());
1092 s_server_verify = SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE;
1093 verify_depth = atoi(opt_arg());
1095 BIO_printf(bio_err, "verify depth is %d\n", verify_depth);
1097 case OPT_UPPER_V_VERIFY:
1099 SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT |
1100 SSL_VERIFY_CLIENT_ONCE;
1101 verify_depth = atoi(opt_arg());
1104 "verify depth is %d, must return a certificate\n",
1108 context = (unsigned char *)opt_arg();
1111 s_cert_file = opt_arg();
1114 crl_file = opt_arg();
1116 case OPT_CRL_DOWNLOAD:
1119 case OPT_SERVERINFO:
1120 s_serverinfo_file = opt_arg();
1123 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_cert_format))
1127 s_key_file = opt_arg();
1130 if (!opt_format(opt_arg(), OPT_FMT_ANY, &s_key_format))
1134 passarg = opt_arg();
1136 case OPT_CERT_CHAIN:
1137 s_chain_file = opt_arg();
1140 #ifndef OPENSSL_NO_DH
1145 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_dcert_format))
1149 s_dcert_file = opt_arg();
1152 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_dkey_format))
1156 dpassarg = opt_arg();
1159 s_dkey_file = opt_arg();
1161 case OPT_DCERT_CHAIN:
1162 s_dchain_file = opt_arg();
1173 case OPT_CHAINCAPATH:
1174 chCApath = opt_arg();
1176 case OPT_VERIFYCAPATH:
1177 vfyCApath = opt_arg();
1186 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
1190 if (ssl_args == NULL)
1191 ssl_args = sk_OPENSSL_STRING_new_null();
1192 if (ssl_args == NULL
1193 || !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
1194 || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
1195 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1200 if (!opt_verify(o, vpm))
1205 if (!args_excert(o, &exc))
1208 case OPT_VERIFY_RET_ERROR:
1209 verify_return_error = 1;
1211 case OPT_VERIFY_QUIET:
1214 case OPT_BUILD_CHAIN:
1223 case OPT_CHAINCAFILE:
1224 chCAfile = opt_arg();
1226 case OPT_VERIFYCAFILE:
1227 vfyCAfile = opt_arg();
1233 s_nbio = s_nbio_test = 1;
1238 case OPT_NO_IGN_EOF:
1244 case OPT_TLSEXTDEBUG:
1250 case OPT_STATUS_VERBOSE:
1251 s_tlsextstatus = tlscstatp.verbose = 1;
1253 case OPT_STATUS_TIMEOUT:
1255 tlscstatp.timeout = atoi(opt_arg());
1257 case OPT_STATUS_URL:
1259 if (!OCSP_parse_url(opt_arg(),
1262 &tlscstatp.path, &tlscstatp.use_ssl)) {
1263 BIO_printf(bio_err, "Error parsing URL\n");
1271 bio_s_msg = BIO_new_file(opt_arg(), "w");
1274 #ifndef OPENSSL_NO_SSL_TRACE
1279 case OPT_SECURITY_DEBUG:
1282 case OPT_SECURITY_DEBUG_VERBOSE:
1295 s_quiet = s_brief = verify_quiet = 1;
1297 case OPT_NO_TMP_RSA:
1301 #ifndef OPENSSL_NO_DH
1308 case OPT_NO_RESUME_EPHEMERAL:
1309 no_resume_ephemeral = 1;
1311 #ifndef OPENSSL_NO_PSK
1313 psk_identity_hint = opt_arg();
1316 for (p = psk_key = opt_arg(); *p; p++) {
1319 BIO_printf(bio_err, "Not a hex number '%s'\n", *argv);
1324 #ifndef OPENSSL_NO_SRP
1326 srp_verifier_file = opt_arg();
1327 meth = TLSv1_server_method();
1329 case OPT_SRPUSERSEED:
1330 srpuserseed = opt_arg();
1331 meth = TLSv1_server_method();
1335 case OPT_SRPUSERSEED:
1351 #ifndef OPENSSL_NO_SSL3
1352 meth = SSLv3_server_method();
1356 meth = TLSv1_2_server_method();
1359 meth = TLSv1_1_server_method();
1362 meth = TLSv1_server_method();
1364 #ifndef OPENSSL_NO_DTLS1
1366 meth = DTLS_server_method();
1367 socket_type = SOCK_DGRAM;
1370 meth = DTLSv1_server_method();
1371 socket_type = SOCK_DGRAM;
1374 meth = DTLSv1_2_server_method();
1375 socket_type = SOCK_DGRAM;
1378 enable_timeouts = 1;
1381 socket_mtu = atol(opt_arg());
1400 session_id_prefix = opt_arg();
1403 e = setup_engine(opt_arg(), 1);
1408 case OPT_SERVERNAME:
1409 tlsextcbp.servername = opt_arg();
1411 case OPT_SERVERNAME_FATAL:
1412 tlsextcbp.extension_error = SSL_TLSEXT_ERR_ALERT_FATAL;
1415 s_cert_file2 = opt_arg();
1418 s_key_file2 = opt_arg();
1420 case OPT_NEXTPROTONEG:
1421 # ifndef OPENSSL_NO_NEXTPROTONEG
1422 next_proto_neg_in = opt_arg();
1426 alpn_in = opt_arg();
1428 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1430 jpake_secret = opt_arg();
1436 case OPT_SRTP_PROFILES:
1437 srtp_profiles = opt_arg();
1439 case OPT_KEYMATEXPORT:
1440 keymatexportlabel = opt_arg();
1442 case OPT_KEYMATEXPORTLEN:
1443 keymatexportlen = atoi(opt_arg());
1450 argc = opt_num_rest();
1453 #ifndef OPENSSL_NO_DTLS1
1454 if (www && socket_type == SOCK_DGRAM) {
1455 BIO_printf(bio_err, "Can't use -HTTP, -www or -WWW with DTLS\n");
1459 if (dtlslisten && socket_type != SOCK_DGRAM) {
1460 BIO_printf(bio_err, "Can only use -listen with DTLS\n");
1465 if (unix_path && (socket_type != SOCK_STREAM)) {
1467 "Can't use unix sockets and datagrams together\n");
1470 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1473 BIO_printf(bio_err, "Can't use JPAKE and PSK together\n");
1476 psk_identity = "JPAKE";
1480 if (!app_passwd(passarg, dpassarg, &pass, &dpass)) {
1481 BIO_printf(bio_err, "Error getting password\n");
1485 if (s_key_file == NULL)
1486 s_key_file = s_cert_file;
1488 if (s_key_file2 == NULL)
1489 s_key_file2 = s_cert_file2;
1491 if (!load_excert(&exc))
1495 s_key = load_key(s_key_file, s_key_format, 0, pass, e,
1496 "server certificate private key file");
1498 ERR_print_errors(bio_err);
1502 s_cert = load_cert(s_cert_file, s_cert_format,
1503 NULL, e, "server certificate file");
1506 ERR_print_errors(bio_err);
1510 s_chain = load_certs(s_chain_file, FORMAT_PEM,
1511 NULL, e, "server certificate chain");
1516 if (tlsextcbp.servername) {
1517 s_key2 = load_key(s_key_file2, s_key_format, 0, pass, e,
1518 "second server certificate private key file");
1520 ERR_print_errors(bio_err);
1524 s_cert2 = load_cert(s_cert_file2, s_cert_format,
1525 NULL, e, "second server certificate file");
1528 ERR_print_errors(bio_err);
1533 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1534 if (next_proto_neg_in) {
1536 next_proto.data = next_protos_parse(&len, next_proto_neg_in);
1537 if (next_proto.data == NULL)
1539 next_proto.len = len;
1541 next_proto.data = NULL;
1544 alpn_ctx.data = NULL;
1547 alpn_ctx.data = next_protos_parse(&len, alpn_in);
1548 if (alpn_ctx.data == NULL)
1555 crl = load_crl(crl_file, crl_format);
1557 BIO_puts(bio_err, "Error loading CRL\n");
1558 ERR_print_errors(bio_err);
1561 crls = sk_X509_CRL_new_null();
1562 if (!crls || !sk_X509_CRL_push(crls, crl)) {
1563 BIO_puts(bio_err, "Error adding CRL\n");
1564 ERR_print_errors(bio_err);
1572 if (s_dkey_file == NULL)
1573 s_dkey_file = s_dcert_file;
1575 s_dkey = load_key(s_dkey_file, s_dkey_format,
1576 0, dpass, e, "second certificate private key file");
1578 ERR_print_errors(bio_err);
1582 s_dcert = load_cert(s_dcert_file, s_dcert_format,
1583 NULL, e, "second server certificate file");
1586 ERR_print_errors(bio_err);
1589 if (s_dchain_file) {
1590 s_dchain = load_certs(s_dchain_file, FORMAT_PEM,
1591 NULL, e, "second server certificate chain");
1598 if (!app_RAND_load_file(NULL, 1) && inrand == NULL
1599 && !RAND_status()) {
1601 "warning, not much extra random data, consider using the -rand option\n");
1604 BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
1605 app_RAND_load_files(inrand));
1607 if (bio_s_out == NULL) {
1608 if (s_quiet && !s_debug) {
1609 bio_s_out = BIO_new(BIO_s_null());
1610 if (s_msg && !bio_s_msg)
1611 bio_s_msg = dup_bio_out(FORMAT_TEXT);
1613 if (bio_s_out == NULL)
1614 bio_s_out = dup_bio_out(FORMAT_TEXT);
1617 #if !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_EC)
1623 s_dcert_file = NULL;
1625 s_cert_file2 = NULL;
1629 ctx = SSL_CTX_new(meth);
1631 ssl_ctx_security_debug(ctx, sdebug);
1633 ERR_print_errors(bio_err);
1636 if (session_id_prefix) {
1637 if (strlen(session_id_prefix) >= 32)
1639 "warning: id_prefix is too long, only one new session will be possible\n");
1640 if (!SSL_CTX_set_generate_session_id(ctx, generate_session_id)) {
1641 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1642 ERR_print_errors(bio_err);
1645 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1647 SSL_CTX_set_quiet_shutdown(ctx, 1);
1649 ssl_ctx_set_excert(ctx, exc);
1652 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1654 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_OFF);
1656 init_session_cache_ctx(ctx);
1658 SSL_CTX_sess_set_cache_size(ctx, 128);
1661 SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC);
1663 #ifndef OPENSSL_NO_SRTP
1664 if (srtp_profiles != NULL) {
1665 /* Returns 0 on success! */
1666 if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) {
1667 BIO_printf(bio_err, "Error setting SRTP profile\n");
1668 ERR_print_errors(bio_err);
1674 if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) {
1675 ERR_print_errors(bio_err);
1678 if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) {
1679 BIO_printf(bio_err, "Error setting verify params\n");
1680 ERR_print_errors(bio_err);
1684 ssl_ctx_add_crls(ctx, crls, 0);
1685 if (!config_ctx(cctx, ssl_args, ctx, no_ecdhe, jpake_secret == NULL))
1688 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1689 crls, crl_download)) {
1690 BIO_printf(bio_err, "Error loading store locations\n");
1691 ERR_print_errors(bio_err);
1696 ctx2 = SSL_CTX_new(meth);
1698 ERR_print_errors(bio_err);
1704 BIO_printf(bio_s_out, "Setting secondary ctx parameters\n");
1707 ssl_ctx_security_debug(ctx, sdebug);
1709 if (session_id_prefix) {
1710 if (strlen(session_id_prefix) >= 32)
1712 "warning: id_prefix is too long, only one new session will be possible\n");
1713 if (!SSL_CTX_set_generate_session_id(ctx2, generate_session_id)) {
1714 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1715 ERR_print_errors(bio_err);
1718 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1720 SSL_CTX_set_quiet_shutdown(ctx2, 1);
1722 ssl_ctx_set_excert(ctx2, exc);
1725 SSL_CTX_set_info_callback(ctx2, apps_ssl_info_callback);
1728 SSL_CTX_set_session_cache_mode(ctx2, SSL_SESS_CACHE_OFF);
1730 init_session_cache_ctx(ctx2);
1732 SSL_CTX_sess_set_cache_size(ctx2, 128);
1735 SSL_CTX_set_mode(ctx2, SSL_MODE_ASYNC);
1737 if ((!SSL_CTX_load_verify_locations(ctx2, CAfile, CApath)) ||
1738 (!SSL_CTX_set_default_verify_paths(ctx2))) {
1739 ERR_print_errors(bio_err);
1741 if (vpmtouched && !SSL_CTX_set1_param(ctx2, vpm)) {
1742 BIO_printf(bio_err, "Error setting verify params\n");
1743 ERR_print_errors(bio_err);
1747 ssl_ctx_add_crls(ctx2, crls, 0);
1748 if (!config_ctx(cctx, ssl_args, ctx2, no_ecdhe, jpake_secret == NULL))
1751 #ifndef OPENSSL_NO_NEXTPROTONEG
1752 if (next_proto.data)
1753 SSL_CTX_set_next_protos_advertised_cb(ctx, next_proto_cb,
1757 SSL_CTX_set_alpn_select_cb(ctx, alpn_cb, &alpn_ctx);
1759 #ifndef OPENSSL_NO_DH
1764 dh = load_dh_param(dhfile);
1765 else if (s_cert_file)
1766 dh = load_dh_param(s_cert_file);
1769 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
1771 BIO_printf(bio_s_out, "Using default temp DH parameters\n");
1773 (void)BIO_flush(bio_s_out);
1776 SSL_CTX_set_dh_auto(ctx, 1);
1777 else if (!SSL_CTX_set_tmp_dh(ctx, dh)) {
1778 BIO_puts(bio_err, "Error setting temp DH parameters\n");
1779 ERR_print_errors(bio_err);
1786 DH *dh2 = load_dh_param(s_cert_file2);
1788 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
1789 (void)BIO_flush(bio_s_out);
1796 SSL_CTX_set_dh_auto(ctx2, 1);
1797 else if (!SSL_CTX_set_tmp_dh(ctx2, dh)) {
1798 BIO_puts(bio_err, "Error setting temp DH parameters\n");
1799 ERR_print_errors(bio_err);
1808 if (!set_cert_key_stuff(ctx, s_cert, s_key, s_chain, build_chain))
1811 if (s_serverinfo_file != NULL
1812 && !SSL_CTX_use_serverinfo_file(ctx, s_serverinfo_file)) {
1813 ERR_print_errors(bio_err);
1817 if (ctx2 && !set_cert_key_stuff(ctx2, s_cert2, s_key2, NULL, build_chain))
1820 if (s_dcert != NULL) {
1821 if (!set_cert_key_stuff(ctx, s_dcert, s_dkey, s_dchain, build_chain))
1824 #ifndef OPENSSL_NO_RSA
1826 SSL_CTX_set_tmp_rsa_callback(ctx, tmp_rsa_cb);
1828 SSL_CTX_set_tmp_rsa_callback(ctx2, tmp_rsa_cb);
1832 if (no_resume_ephemeral) {
1833 SSL_CTX_set_not_resumable_session_callback(ctx,
1834 not_resumable_sess_cb);
1837 SSL_CTX_set_not_resumable_session_callback(ctx2,
1838 not_resumable_sess_cb);
1840 #ifndef OPENSSL_NO_PSK
1841 # ifdef OPENSSL_NO_JPAKE
1842 if (psk_key != NULL)
1844 if (psk_key != NULL || jpake_secret)
1848 BIO_printf(bio_s_out,
1849 "PSK key given or JPAKE in use, setting server callback\n");
1850 SSL_CTX_set_psk_server_callback(ctx, psk_server_cb);
1853 if (!SSL_CTX_use_psk_identity_hint(ctx, psk_identity_hint)) {
1854 BIO_printf(bio_err, "error setting PSK identity hint to context\n");
1855 ERR_print_errors(bio_err);
1860 SSL_CTX_set_verify(ctx, s_server_verify, verify_callback);
1861 if (!SSL_CTX_set_session_id_context(ctx,
1862 (void *)&s_server_session_id_context,
1863 sizeof s_server_session_id_context)) {
1864 BIO_printf(bio_err, "error setting session id context\n");
1865 ERR_print_errors(bio_err);
1869 /* Set DTLS cookie generation and verification callbacks */
1870 SSL_CTX_set_cookie_generate_cb(ctx, generate_cookie_callback);
1871 SSL_CTX_set_cookie_verify_cb(ctx, verify_cookie_callback);
1874 SSL_CTX_set_verify(ctx2, s_server_verify, verify_callback);
1875 if (!SSL_CTX_set_session_id_context(ctx2,
1876 (void *)&s_server_session_id_context,
1877 sizeof s_server_session_id_context)) {
1878 BIO_printf(bio_err, "error setting session id context\n");
1879 ERR_print_errors(bio_err);
1882 tlsextcbp.biodebug = bio_s_out;
1883 SSL_CTX_set_tlsext_servername_callback(ctx2, ssl_servername_cb);
1884 SSL_CTX_set_tlsext_servername_arg(ctx2, &tlsextcbp);
1885 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1886 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1889 #ifndef OPENSSL_NO_SRP
1890 if (srp_verifier_file != NULL) {
1891 srp_callback_parm.vb = SRP_VBASE_new(srpuserseed);
1892 srp_callback_parm.user = NULL;
1893 srp_callback_parm.login = NULL;
1895 SRP_VBASE_init(srp_callback_parm.vb,
1896 srp_verifier_file)) != SRP_NO_ERROR) {
1898 "Cannot initialize SRP verifier file \"%s\":ret=%d\n",
1899 srp_verifier_file, ret);
1902 SSL_CTX_set_verify(ctx, SSL_VERIFY_NONE, verify_callback);
1903 SSL_CTX_set_srp_cb_arg(ctx, &srp_callback_parm);
1904 SSL_CTX_set_srp_username_callback(ctx, ssl_srp_server_param_cb);
1907 if (CAfile != NULL) {
1908 SSL_CTX_set_client_CA_list(ctx, SSL_load_client_CA_file(CAfile));
1911 SSL_CTX_set_client_CA_list(ctx2, SSL_load_client_CA_file(CAfile));
1913 if (s_tlsextstatus) {
1914 SSL_CTX_set_tlsext_status_cb(ctx, cert_status_cb);
1915 SSL_CTX_set_tlsext_status_arg(ctx, &tlscstatp);
1917 SSL_CTX_set_tlsext_status_cb(ctx2, cert_status_cb);
1918 SSL_CTX_set_tlsext_status_arg(ctx2, &tlscstatp);
1922 BIO_printf(bio_s_out, "ACCEPT\n");
1923 (void)BIO_flush(bio_s_out);
1925 server_cb = rev_body;
1927 server_cb = www_body;
1929 server_cb = sv_body;
1932 if (unlink_unix_path)
1934 do_server_unix(unix_path, &accept_socket, server_cb, context,
1938 do_server(port, socket_type, &accept_socket, server_cb, context,
1940 print_stats(bio_s_out, ctx);
1945 sk_X509_CRL_pop_free(crls, X509_CRL_free);
1947 EVP_PKEY_free(s_key);
1948 EVP_PKEY_free(s_dkey);
1949 sk_X509_pop_free(s_chain, X509_free);
1950 sk_X509_pop_free(s_dchain, X509_free);
1952 OPENSSL_free(dpass);
1953 X509_VERIFY_PARAM_free(vpm);
1955 OPENSSL_free(tlscstatp.host);
1956 OPENSSL_free(tlscstatp.port);
1957 OPENSSL_free(tlscstatp.path);
1960 EVP_PKEY_free(s_key2);
1961 BIO_free(serverinfo_in);
1962 #ifndef OPENSSL_NO_NEXTPROTONEG
1963 OPENSSL_free(next_proto.data);
1965 OPENSSL_free(alpn_ctx.data);
1966 ssl_excert_free(exc);
1967 sk_OPENSSL_STRING_free(ssl_args);
1968 SSL_CONF_CTX_free(cctx);
1969 BIO_free(bio_s_out);
1971 BIO_free(bio_s_msg);
1976 static void print_stats(BIO *bio, SSL_CTX *ssl_ctx)
1978 BIO_printf(bio, "%4ld items in the session cache\n",
1979 SSL_CTX_sess_number(ssl_ctx));
1980 BIO_printf(bio, "%4ld client connects (SSL_connect())\n",
1981 SSL_CTX_sess_connect(ssl_ctx));
1982 BIO_printf(bio, "%4ld client renegotiates (SSL_connect())\n",
1983 SSL_CTX_sess_connect_renegotiate(ssl_ctx));
1984 BIO_printf(bio, "%4ld client connects that finished\n",
1985 SSL_CTX_sess_connect_good(ssl_ctx));
1986 BIO_printf(bio, "%4ld server accepts (SSL_accept())\n",
1987 SSL_CTX_sess_accept(ssl_ctx));
1988 BIO_printf(bio, "%4ld server renegotiates (SSL_accept())\n",
1989 SSL_CTX_sess_accept_renegotiate(ssl_ctx));
1990 BIO_printf(bio, "%4ld server accepts that finished\n",
1991 SSL_CTX_sess_accept_good(ssl_ctx));
1992 BIO_printf(bio, "%4ld session cache hits\n", SSL_CTX_sess_hits(ssl_ctx));
1993 BIO_printf(bio, "%4ld session cache misses\n",
1994 SSL_CTX_sess_misses(ssl_ctx));
1995 BIO_printf(bio, "%4ld session cache timeouts\n",
1996 SSL_CTX_sess_timeouts(ssl_ctx));
1997 BIO_printf(bio, "%4ld callback cache hits\n",
1998 SSL_CTX_sess_cb_hits(ssl_ctx));
1999 BIO_printf(bio, "%4ld cache full overflows (%ld allowed)\n",
2000 SSL_CTX_sess_cache_full(ssl_ctx),
2001 SSL_CTX_sess_get_cache_size(ssl_ctx));
2004 static int sv_body(char *hostname, int s, int stype, unsigned char *context)
2013 struct timeval timeout;
2014 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
2017 struct timeval *timeoutp;
2020 buf = app_malloc(bufsize, "server buffer");
2023 unsigned long sl = 1;
2026 BIO_printf(bio_err, "turning on non blocking io\n");
2027 if (BIO_socket_ioctl(s, FIONBIO, &sl) < 0)
2028 ERR_print_errors(bio_err);
2035 if (s_tlsextdebug) {
2036 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2037 SSL_set_tlsext_debug_arg(con, bio_s_out);
2041 && !SSL_set_session_id_context(con,
2042 context, strlen((char *)context))) {
2043 BIO_printf(bio_err, "Error setting session id context\n");
2048 if (!SSL_clear(con)) {
2049 BIO_printf(bio_err, "Error clearing SSL connection\n");
2054 if (stype == SOCK_DGRAM) {
2056 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
2058 if (enable_timeouts) {
2060 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
2061 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
2064 timeout.tv_usec = DGRAM_SND_TIMEOUT;
2065 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
2069 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
2070 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
2071 DTLS_get_link_min_mtu(con));
2076 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
2077 if (!DTLS_set_link_mtu(con, socket_mtu)) {
2078 BIO_printf(bio_err, "Failed to set MTU\n");
2084 /* want to do MTU discovery */
2085 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
2087 /* turn on cookie exchange */
2088 SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE);
2090 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2095 test = BIO_new(BIO_f_nbio_test());
2096 sbio = BIO_push(test, sbio);
2098 #ifndef OPENSSL_NO_JPAKE
2100 jpake_server_auth(bio_s_out, sbio, jpake_secret);
2103 SSL_set_bio(con, sbio, sbio);
2104 SSL_set_accept_state(con);
2105 /* SSL_set_fd(con,s); */
2108 SSL_set_debug(con, 1);
2109 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
2110 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
2113 #ifndef OPENSSL_NO_SSL_TRACE
2115 SSL_set_msg_callback(con, SSL_trace);
2118 SSL_set_msg_callback(con, msg_cb);
2119 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2122 if (s_tlsextdebug) {
2123 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2124 SSL_set_tlsext_debug_arg(con, bio_s_out);
2129 int read_from_terminal;
2130 int read_from_sslcon;
2132 read_from_terminal = 0;
2133 read_from_sslcon = SSL_pending(con);
2135 if (!read_from_sslcon) {
2137 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE)
2138 openssl_fdset(fileno(stdin), &readfds);
2140 openssl_fdset(s, &readfds);
2142 * Note: under VMS with SOCKETSHR the second parameter is
2143 * currently of type (int *) whereas under other systems it is
2144 * (void *) if you don't have a cast it will choke the compiler:
2145 * if you do have a cast then you can either go for (int *) or
2148 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
2150 * Under DOS (non-djgpp) and Windows we can't select on stdin:
2151 * only on sockets. As a workaround we timeout the select every
2152 * second and check for any keypress. In a proper Windows
2153 * application we wouldn't do this because it is inefficient.
2157 i = select(width, (void *)&readfds, NULL, NULL, &tv);
2158 if ((i < 0) || (!i && !_kbhit()))
2161 read_from_terminal = 1;
2163 if ((SSL_version(con) == DTLS1_VERSION) &&
2164 DTLSv1_get_timeout(con, &timeout))
2165 timeoutp = &timeout;
2169 i = select(width, (void *)&readfds, NULL, NULL, timeoutp);
2171 if ((SSL_version(con) == DTLS1_VERSION)
2172 && DTLSv1_handle_timeout(con) > 0) {
2173 BIO_printf(bio_err, "TIMEOUT occurred\n");
2178 if (FD_ISSET(fileno(stdin), &readfds))
2179 read_from_terminal = 1;
2181 if (FD_ISSET(s, &readfds))
2182 read_from_sslcon = 1;
2184 if (read_from_terminal) {
2188 i = raw_read_stdin(buf, bufsize / 2);
2190 /* both loops are skipped when i <= 0 */
2191 for (j = 0; j < i; j++)
2194 for (j = i - 1; j >= 0; j--) {
2195 buf[j + lf_num] = buf[j];
2196 if (buf[j] == '\n') {
2199 buf[j + lf_num] = '\r';
2202 assert(lf_num == 0);
2204 i = raw_read_stdin(buf, bufsize);
2205 if (!s_quiet && !s_brief) {
2206 if ((i <= 0) || (buf[0] == 'Q')) {
2207 BIO_printf(bio_s_out, "DONE\n");
2208 (void)BIO_flush(bio_s_out);
2210 close_accept_socket();
2214 if ((i <= 0) || (buf[0] == 'q')) {
2215 BIO_printf(bio_s_out, "DONE\n");
2216 (void)BIO_flush(bio_s_out);
2217 if (SSL_version(con) != DTLS1_VERSION)
2220 * close_accept_socket(); ret= -11;
2224 #ifndef OPENSSL_NO_HEARTBEATS
2225 if ((buf[0] == 'B') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2226 BIO_printf(bio_err, "HEARTBEATING\n");
2232 if ((buf[0] == 'r') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2233 SSL_renegotiate(con);
2234 i = SSL_do_handshake(con);
2235 printf("SSL_do_handshake -> %d\n", i);
2239 * strcpy(buf,"server side RE-NEGOTIATE\n");
2242 if ((buf[0] == 'R') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2244 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
2246 SSL_renegotiate(con);
2247 i = SSL_do_handshake(con);
2248 printf("SSL_do_handshake -> %d\n", i);
2252 * strcpy(buf,"server side RE-NEGOTIATE asking for client
2256 if (buf[0] == 'P') {
2257 static const char *str = "Lets print some clear text\n";
2258 BIO_write(SSL_get_wbio(con), str, strlen(str));
2260 if (buf[0] == 'S') {
2261 print_stats(bio_s_out, SSL_get_SSL_CTX(con));
2264 #ifdef CHARSET_EBCDIC
2265 ebcdic2ascii(buf, buf, i);
2269 /* should do a select for the write */
2273 if (++count == 100) {
2275 SSL_renegotiate(con);
2279 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2280 #ifndef OPENSSL_NO_SRP
2281 while (SSL_get_error(con, k) == SSL_ERROR_WANT_X509_LOOKUP) {
2282 BIO_printf(bio_s_out, "LOOKUP renego during write\n");
2283 srp_callback_parm.user =
2284 SRP_VBASE_get_by_user(srp_callback_parm.vb,
2285 srp_callback_parm.login);
2286 if (srp_callback_parm.user)
2287 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2288 srp_callback_parm.user->info);
2290 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2291 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2294 switch (SSL_get_error(con, k)) {
2295 case SSL_ERROR_NONE:
2297 case SSL_ERROR_WANT_ASYNC:
2298 BIO_printf(bio_s_out, "Write BLOCK (Async)\n");
2300 case SSL_ERROR_WANT_WRITE:
2301 case SSL_ERROR_WANT_READ:
2302 case SSL_ERROR_WANT_X509_LOOKUP:
2303 BIO_printf(bio_s_out, "Write BLOCK\n");
2305 case SSL_ERROR_SYSCALL:
2307 BIO_printf(bio_s_out, "ERROR\n");
2308 (void)BIO_flush(bio_s_out);
2309 ERR_print_errors(bio_err);
2313 case SSL_ERROR_ZERO_RETURN:
2314 BIO_printf(bio_s_out, "DONE\n");
2315 (void)BIO_flush(bio_s_out);
2327 if (read_from_sslcon) {
2328 if (!SSL_is_init_finished(con)) {
2329 i = init_ssl_connection(con);
2334 } else if (i == 0) {
2340 i = SSL_read(con, (char *)buf, bufsize);
2341 #ifndef OPENSSL_NO_SRP
2342 while (SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2343 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2344 srp_callback_parm.user =
2345 SRP_VBASE_get_by_user(srp_callback_parm.vb,
2346 srp_callback_parm.login);
2347 if (srp_callback_parm.user)
2348 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2349 srp_callback_parm.user->info);
2351 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2352 i = SSL_read(con, (char *)buf, bufsize);
2355 switch (SSL_get_error(con, i)) {
2356 case SSL_ERROR_NONE:
2357 #ifdef CHARSET_EBCDIC
2358 ascii2ebcdic(buf, buf, i);
2360 raw_write_stdout(buf, (unsigned int)i);
2361 if (SSL_pending(con))
2364 case SSL_ERROR_WANT_ASYNC:
2365 case SSL_ERROR_WANT_WRITE:
2366 case SSL_ERROR_WANT_READ:
2367 BIO_printf(bio_s_out, "Read BLOCK\n");
2369 case SSL_ERROR_SYSCALL:
2371 BIO_printf(bio_s_out, "ERROR\n");
2372 (void)BIO_flush(bio_s_out);
2373 ERR_print_errors(bio_err);
2376 case SSL_ERROR_ZERO_RETURN:
2377 BIO_printf(bio_s_out, "DONE\n");
2378 (void)BIO_flush(bio_s_out);
2387 BIO_printf(bio_s_out, "shutting down SSL\n");
2388 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
2391 BIO_printf(bio_s_out, "CONNECTION CLOSED\n");
2392 OPENSSL_clear_free(buf, bufsize);
2394 BIO_printf(bio_s_out, "ACCEPT\n");
2395 (void)BIO_flush(bio_s_out);
2399 static void close_accept_socket(void)
2401 BIO_printf(bio_err, "shutdown accept socket\n");
2402 if (accept_socket >= 0) {
2403 SHUTDOWN2(accept_socket);
2407 static int init_ssl_connection(SSL *con)
2414 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2415 const unsigned char *next_proto_neg;
2416 unsigned next_proto_neg_len;
2418 unsigned char *exportedkeymat;
2419 struct sockaddr_storage client;
2421 #ifndef OPENSSL_NO_DTLS1
2423 i = DTLSv1_listen(con, &client);
2428 wbio = SSL_get_wbio(con);
2430 BIO_get_fd(wbio, &fd);
2433 if(!wbio || connect(fd, (struct sockaddr *)&client,
2434 sizeof(struct sockaddr_storage))) {
2435 BIO_printf(bio_err, "ERROR - unable to connect\n");
2439 i = SSL_accept(con);
2445 i = SSL_accept(con);
2447 #ifdef CERT_CB_TEST_RETRY
2449 while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP
2450 && SSL_get_state(con) == TLS_ST_SR_CLNT_HELLO) {
2452 "LOOKUP from certificate callback during accept\n");
2453 i = SSL_accept(con);
2458 #ifndef OPENSSL_NO_SRP
2459 while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2460 BIO_printf(bio_s_out, "LOOKUP during accept %s\n",
2461 srp_callback_parm.login);
2462 srp_callback_parm.user =
2463 SRP_VBASE_get_by_user(srp_callback_parm.vb,
2464 srp_callback_parm.login);
2465 if (srp_callback_parm.user)
2466 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2467 srp_callback_parm.user->info);
2469 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2470 i = SSL_accept(con);
2473 } while (i < 0 && SSL_waiting_for_async(con));
2476 if ((dtlslisten && i == 0)
2477 || (!dtlslisten && BIO_sock_should_retry(i))) {
2478 BIO_printf(bio_s_out, "DELAY\n");
2482 BIO_printf(bio_err, "ERROR\n");
2484 verify_err = SSL_get_verify_result(con);
2485 if (verify_err != X509_V_OK) {
2486 BIO_printf(bio_err, "verify error:%s\n",
2487 X509_verify_cert_error_string(verify_err));
2489 /* Always print any error messages */
2490 ERR_print_errors(bio_err);
2495 print_ssl_summary(con);
2497 PEM_write_bio_SSL_SESSION(bio_s_out, SSL_get_session(con));
2499 peer = SSL_get_peer_certificate(con);
2501 BIO_printf(bio_s_out, "Client certificate\n");
2502 PEM_write_bio_X509(bio_s_out, peer);
2503 X509_NAME_oneline(X509_get_subject_name(peer), buf, sizeof buf);
2504 BIO_printf(bio_s_out, "subject=%s\n", buf);
2505 X509_NAME_oneline(X509_get_issuer_name(peer), buf, sizeof buf);
2506 BIO_printf(bio_s_out, "issuer=%s\n", buf);
2510 if (SSL_get_shared_ciphers(con, buf, sizeof buf) != NULL)
2511 BIO_printf(bio_s_out, "Shared ciphers:%s\n", buf);
2512 str = SSL_CIPHER_get_name(SSL_get_current_cipher(con));
2513 ssl_print_sigalgs(bio_s_out, con);
2514 #ifndef OPENSSL_NO_EC
2515 ssl_print_point_formats(bio_s_out, con);
2516 ssl_print_curves(bio_s_out, con, 0);
2518 BIO_printf(bio_s_out, "CIPHER is %s\n", (str != NULL) ? str : "(NONE)");
2520 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2521 SSL_get0_next_proto_negotiated(con, &next_proto_neg, &next_proto_neg_len);
2522 if (next_proto_neg) {
2523 BIO_printf(bio_s_out, "NEXTPROTO is ");
2524 BIO_write(bio_s_out, next_proto_neg, next_proto_neg_len);
2525 BIO_printf(bio_s_out, "\n");
2528 #ifndef OPENSSL_NO_SRTP
2530 SRTP_PROTECTION_PROFILE *srtp_profile
2531 = SSL_get_selected_srtp_profile(con);
2534 BIO_printf(bio_s_out, "SRTP Extension negotiated, profile=%s\n",
2535 srtp_profile->name);
2538 if (SSL_cache_hit(con))
2539 BIO_printf(bio_s_out, "Reused session-id\n");
2540 BIO_printf(bio_s_out, "Secure Renegotiation IS%s supported\n",
2541 SSL_get_secure_renegotiation_support(con) ? "" : " NOT");
2542 if (keymatexportlabel != NULL) {
2543 BIO_printf(bio_s_out, "Keying material exporter:\n");
2544 BIO_printf(bio_s_out, " Label: '%s'\n", keymatexportlabel);
2545 BIO_printf(bio_s_out, " Length: %i bytes\n", keymatexportlen);
2546 exportedkeymat = app_malloc(keymatexportlen, "export key");
2547 if (!SSL_export_keying_material(con, exportedkeymat,
2550 strlen(keymatexportlabel),
2552 BIO_printf(bio_s_out, " Error\n");
2554 BIO_printf(bio_s_out, " Keying material: ");
2555 for (i = 0; i < keymatexportlen; i++)
2556 BIO_printf(bio_s_out, "%02X", exportedkeymat[i]);
2557 BIO_printf(bio_s_out, "\n");
2559 OPENSSL_free(exportedkeymat);
2565 #ifndef OPENSSL_NO_DH
2566 static DH *load_dh_param(const char *dhfile)
2571 if ((bio = BIO_new_file(dhfile, "r")) == NULL)
2573 ret = PEM_read_bio_DHparams(bio, NULL, NULL, NULL);
2580 static int www_body(char *hostname, int s, int stype, unsigned char *context)
2586 const SSL_CIPHER *c;
2587 BIO *io, *ssl_bio, *sbio;
2589 int total_bytes = 0;
2594 /* Set width for a select call if needed */
2597 buf = app_malloc(bufsize, "server www buffer");
2598 io = BIO_new(BIO_f_buffer());
2599 ssl_bio = BIO_new(BIO_f_ssl());
2600 if ((io == NULL) || (ssl_bio == NULL))
2605 unsigned long sl = 1;
2608 BIO_printf(bio_err, "turning on non blocking io\n");
2609 if (BIO_socket_ioctl(s, FIONBIO, &sl) < 0)
2610 ERR_print_errors(bio_err);
2614 /* lets make the output buffer a reasonable size */
2615 if (!BIO_set_write_buffer_size(io, bufsize))
2618 if ((con = SSL_new(ctx)) == NULL)
2621 if (s_tlsextdebug) {
2622 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2623 SSL_set_tlsext_debug_arg(con, bio_s_out);
2626 if (context && !SSL_set_session_id_context(con, context,
2627 strlen((char *)context)))
2630 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2634 test = BIO_new(BIO_f_nbio_test());
2635 sbio = BIO_push(test, sbio);
2637 SSL_set_bio(con, sbio, sbio);
2638 SSL_set_accept_state(con);
2640 /* SSL_set_fd(con,s); */
2641 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
2642 BIO_push(io, ssl_bio);
2643 #ifdef CHARSET_EBCDIC
2644 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
2648 SSL_set_debug(con, 1);
2649 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
2650 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
2653 #ifndef OPENSSL_NO_SSL_TRACE
2655 SSL_set_msg_callback(con, SSL_trace);
2658 SSL_set_msg_callback(con, msg_cb);
2659 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2663 i = BIO_gets(io, buf, bufsize - 1);
2664 if (i < 0) { /* error */
2665 if (!BIO_should_retry(io) && !SSL_waiting_for_async(con)) {
2667 ERR_print_errors(bio_err);
2670 BIO_printf(bio_s_out, "read R BLOCK\n");
2671 #ifndef OPENSSL_NO_SRP
2672 if (BIO_should_io_special(io)
2673 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
2674 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2675 srp_callback_parm.user =
2676 SRP_VBASE_get_by_user(srp_callback_parm.vb,
2677 srp_callback_parm.login);
2678 if (srp_callback_parm.user)
2679 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2680 srp_callback_parm.user->info);
2682 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2686 #if defined(OPENSSL_SYS_NETWARE)
2688 #elif !defined(OPENSSL_SYS_MSDOS)
2693 } else if (i == 0) { /* end of input */
2698 /* else we have data */
2699 if (((www == 1) && (strncmp("GET ", buf, 4) == 0)) ||
2700 ((www == 2) && (strncmp("GET /stats ", buf, 11) == 0))) {
2703 STACK_OF(SSL_CIPHER) *sk;
2704 static const char *space = " ";
2706 if (www == 1 && strncmp("GET /reneg", buf, 10) == 0) {
2707 if (strncmp("GET /renegcert", buf, 14) == 0)
2709 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
2711 i = SSL_renegotiate(con);
2712 BIO_printf(bio_s_out, "SSL_renegotiate -> %d\n", i);
2713 /* Send the HelloRequest */
2714 i = SSL_do_handshake(con);
2716 BIO_printf(bio_s_out, "SSL_do_handshake() Retval %d\n",
2717 SSL_get_error(con, i));
2718 ERR_print_errors(bio_err);
2721 /* Wait for a ClientHello to come back */
2723 openssl_fdset(s, &readfds);
2724 i = select(width, (void *)&readfds, NULL, NULL, NULL);
2725 if (i <= 0 || !FD_ISSET(s, &readfds)) {
2726 BIO_printf(bio_s_out, "Error waiting for client response\n");
2727 ERR_print_errors(bio_err);
2731 * We're not acutally expecting any data here and we ignore
2732 * any that is sent. This is just to force the handshake that
2733 * we're expecting to come from the client. If they haven't
2734 * sent one there's not much we can do.
2736 BIO_gets(io, buf, bufsize - 1);
2740 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2741 BIO_puts(io, "<HTML><BODY BGCOLOR=\"#ffffff\">\n");
2742 BIO_puts(io, "<pre>\n");
2743 /* BIO_puts(io,OpenSSL_version(OPENSSL_VERSION));*/
2745 for (i = 0; i < local_argc; i++) {
2747 for (myp = local_argv[i]; *myp; myp++)
2750 BIO_puts(io, "<");
2753 BIO_puts(io, ">");
2756 BIO_puts(io, "&");
2759 BIO_write(io, myp, 1);
2762 BIO_write(io, " ", 1);
2767 "Secure Renegotiation IS%s supported\n",
2768 SSL_get_secure_renegotiation_support(con) ?
2772 * The following is evil and should not really be done
2774 BIO_printf(io, "Ciphers supported in s_server binary\n");
2775 sk = SSL_get_ciphers(con);
2776 j = sk_SSL_CIPHER_num(sk);
2777 for (i = 0; i < j; i++) {
2778 c = sk_SSL_CIPHER_value(sk, i);
2779 BIO_printf(io, "%-11s:%-25s ",
2780 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2781 if ((((i + 1) % 2) == 0) && (i + 1 != j))
2785 p = SSL_get_shared_ciphers(con, buf, bufsize);
2788 "---\nCiphers common between both SSL end points:\n");
2792 BIO_write(io, space, 26 - j);
2795 BIO_write(io, ((i % 3) ? " " : "\n"), 1);
2797 BIO_write(io, p, 1);
2804 ssl_print_sigalgs(io, con);
2805 #ifndef OPENSSL_NO_EC
2806 ssl_print_curves(io, con, 0);
2808 BIO_printf(io, (SSL_cache_hit(con)
2809 ? "---\nReused, " : "---\nNew, "));
2810 c = SSL_get_current_cipher(con);
2811 BIO_printf(io, "%s, Cipher is %s\n",
2812 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2813 SSL_SESSION_print(io, SSL_get_session(con));
2814 BIO_printf(io, "---\n");
2815 print_stats(io, SSL_get_SSL_CTX(con));
2816 BIO_printf(io, "---\n");
2817 peer = SSL_get_peer_certificate(con);
2819 BIO_printf(io, "Client certificate\n");
2820 X509_print(io, peer);
2821 PEM_write_bio_X509(io, peer);
2823 BIO_puts(io, "no client certificate available\n");
2824 BIO_puts(io, "</BODY></HTML>\r\n\r\n");
2826 } else if ((www == 2 || www == 3)
2827 && (strncmp("GET /", buf, 5) == 0)) {
2830 static const char *text =
2831 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
2837 for (e = p; *e != '\0'; e++) {
2843 dot = (e[0] == '.') ? 2 : 0;
2846 dot = (e[0] == '.') ? 3 : 0;
2849 dot = (e[0] == '/') ? -1 : 0;
2853 dot = (e[0] == '/') ? 1 : 0;
2855 dot = (dot == 3) || (dot == -1); /* filename contains ".."
2860 BIO_printf(io, "'%s' is an invalid file name\r\n", p);
2867 BIO_printf(io, "'%s' contains '..' reference\r\n", p);
2873 BIO_printf(io, "'%s' is an invalid path\r\n", p);
2877 /* if a directory, do the index thang */
2878 if (app_isdir(p) > 0) {
2880 BIO_printf(io, "'%s' is a directory\r\n", p);
2884 if ((file = BIO_new_file(p, "r")) == NULL) {
2886 BIO_printf(io, "Error opening '%s'\r\n", p);
2887 ERR_print_errors(io);
2892 BIO_printf(bio_err, "FILE:%s\n", p);
2896 if (((i > 5) && (strcmp(&(p[i - 5]), ".html") == 0)) ||
2897 ((i > 4) && (strcmp(&(p[i - 4]), ".php") == 0)) ||
2898 ((i > 4) && (strcmp(&(p[i - 4]), ".htm") == 0)))
2900 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2903 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n");
2907 i = BIO_read(file, buf, bufsize);
2913 BIO_printf(bio_err, "%d\n", i);
2914 if (total_bytes > 3 * 1024) {
2916 BIO_printf(bio_err, "RENEGOTIATE\n");
2917 SSL_renegotiate(con);
2921 for (j = 0; j < i;) {
2925 if (++count == 13) {
2926 SSL_renegotiate(con);
2930 k = BIO_write(io, &(buf[j]), i - j);
2932 if (!BIO_should_retry(io) && !SSL_waiting_for_async(con))
2935 BIO_printf(bio_s_out, "rwrite W BLOCK\n");
2949 i = (int)BIO_flush(io);
2951 if (!BIO_should_retry(io))
2957 /* make sure we re-use sessions */
2958 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
2962 BIO_printf(bio_s_out, "ACCEPT\n");
2968 static int rev_body(char *hostname, int s, int stype, unsigned char *context)
2974 BIO *io, *ssl_bio, *sbio;
2976 buf = app_malloc(bufsize, "server rev buffer");
2977 io = BIO_new(BIO_f_buffer());
2978 ssl_bio = BIO_new(BIO_f_ssl());
2979 if ((io == NULL) || (ssl_bio == NULL))
2982 /* lets make the output buffer a reasonable size */
2983 if (!BIO_set_write_buffer_size(io, bufsize))
2986 if ((con = SSL_new(ctx)) == NULL)
2989 if (s_tlsextdebug) {
2990 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2991 SSL_set_tlsext_debug_arg(con, bio_s_out);
2993 if (context && !SSL_set_session_id_context(con, context,
2994 strlen((char *)context))) {
2995 ERR_print_errors(bio_err);
2999 sbio = BIO_new_socket(s, BIO_NOCLOSE);
3000 SSL_set_bio(con, sbio, sbio);
3001 SSL_set_accept_state(con);
3003 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
3004 BIO_push(io, ssl_bio);
3005 #ifdef CHARSET_EBCDIC
3006 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
3010 SSL_set_debug(con, 1);
3011 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
3012 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
3015 #ifndef OPENSSL_NO_SSL_TRACE
3017 SSL_set_msg_callback(con, SSL_trace);
3020 SSL_set_msg_callback(con, msg_cb);
3021 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
3025 i = BIO_do_handshake(io);
3028 if (!BIO_should_retry(io)) {
3029 BIO_puts(bio_err, "CONNECTION FAILURE\n");
3030 ERR_print_errors(bio_err);
3033 #ifndef OPENSSL_NO_SRP
3034 if (BIO_should_io_special(io)
3035 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3036 BIO_printf(bio_s_out, "LOOKUP renego during accept\n");
3037 srp_callback_parm.user =
3038 SRP_VBASE_get_by_user(srp_callback_parm.vb,
3039 srp_callback_parm.login);
3040 if (srp_callback_parm.user)
3041 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3042 srp_callback_parm.user->info);
3044 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3049 BIO_printf(bio_err, "CONNECTION ESTABLISHED\n");
3050 print_ssl_summary(con);
3053 i = BIO_gets(io, buf, bufsize - 1);
3054 if (i < 0) { /* error */
3055 if (!BIO_should_retry(io)) {
3057 ERR_print_errors(bio_err);
3060 BIO_printf(bio_s_out, "read R BLOCK\n");
3061 #ifndef OPENSSL_NO_SRP
3062 if (BIO_should_io_special(io)
3063 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3064 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
3065 srp_callback_parm.user =
3066 SRP_VBASE_get_by_user(srp_callback_parm.vb,
3067 srp_callback_parm.login);
3068 if (srp_callback_parm.user)
3069 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3070 srp_callback_parm.user->info);
3072 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3076 #if defined(OPENSSL_SYS_NETWARE)
3078 #elif !defined(OPENSSL_SYS_MSDOS)
3083 } else if (i == 0) { /* end of input */
3085 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3088 char *p = buf + i - 1;
3089 while (i && (*p == '\n' || *p == '\r')) {
3093 if (!s_ign_eof && (i == 5) && (strncmp(buf, "CLOSE", 5) == 0)) {
3095 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3098 BUF_reverse((unsigned char *)buf, NULL, i);
3100 BIO_write(io, buf, i + 1);
3105 if (!BIO_should_retry(io))
3111 /* make sure we re-use sessions */
3112 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
3121 #ifndef OPENSSL_NO_RSA
3122 static RSA *tmp_rsa_cb(SSL *s, int is_export, int keylength)
3125 static RSA *rsa_tmp = NULL;
3127 if (!rsa_tmp && ((bn = BN_new()) == NULL))
3128 BIO_printf(bio_err, "Allocation error in generating RSA key\n");
3129 if (!rsa_tmp && bn) {
3131 BIO_printf(bio_err, "Generating temp (%d bit) RSA key...",
3133 (void)BIO_flush(bio_err);
3135 if (!BN_set_word(bn, RSA_F4) || ((rsa_tmp = RSA_new()) == NULL) ||
3136 !RSA_generate_key_ex(rsa_tmp, keylength, bn, NULL)) {
3141 BIO_printf(bio_err, "\n");
3142 (void)BIO_flush(bio_err);
3150 #define MAX_SESSION_ID_ATTEMPTS 10
3151 static int generate_session_id(const SSL *ssl, unsigned char *id,
3152 unsigned int *id_len)
3154 unsigned int count = 0;
3156 if (RAND_bytes(id, *id_len) <= 0)
3159 * Prefix the session_id with the required prefix. NB: If our prefix
3160 * is too long, clip it - but there will be worse effects anyway, eg.
3161 * the server could only possibly create 1 session ID (ie. the
3162 * prefix!) so all future session negotiations will fail due to
3165 memcpy(id, session_id_prefix,
3166 (strlen(session_id_prefix) < *id_len) ?
3167 strlen(session_id_prefix) : *id_len);
3169 while (SSL_has_matching_session_id(ssl, id, *id_len) &&
3170 (++count < MAX_SESSION_ID_ATTEMPTS));
3171 if (count >= MAX_SESSION_ID_ATTEMPTS)
3177 * By default s_server uses an in-memory cache which caches SSL_SESSION
3178 * structures without any serialisation. This hides some bugs which only
3179 * become apparent in deployed servers. By implementing a basic external
3180 * session cache some issues can be debugged using s_server.
3183 typedef struct simple_ssl_session_st {
3188 struct simple_ssl_session_st *next;
3189 } simple_ssl_session;
3191 static simple_ssl_session *first = NULL;
3193 static int add_session(SSL *ssl, SSL_SESSION *session)
3195 simple_ssl_session *sess = app_malloc(sizeof(*sess), "get session");
3198 SSL_SESSION_get_id(session, &sess->idlen);
3199 sess->derlen = i2d_SSL_SESSION(session, NULL);
3200 if (sess->derlen < 0) {
3201 BIO_printf(bio_err, "Error encoding session\n");
3206 sess->id = BUF_memdup(SSL_SESSION_get_id(session, NULL), sess->idlen);
3207 sess->der = app_malloc(sess->derlen, "get session buffer");
3209 BIO_printf(bio_err, "Out of memory adding to external cache\n");
3210 OPENSSL_free(sess->id);
3211 OPENSSL_free(sess->der);
3217 /* Assume it still works. */
3218 if (i2d_SSL_SESSION(session, &p) != sess->derlen) {
3219 BIO_printf(bio_err, "Unexpected session encoding length\n");
3220 OPENSSL_free(sess->id);
3221 OPENSSL_free(sess->der);
3228 BIO_printf(bio_err, "New session added to external cache\n");
3232 static SSL_SESSION *get_session(SSL *ssl, unsigned char *id, int idlen,
3235 simple_ssl_session *sess;
3237 for (sess = first; sess; sess = sess->next) {
3238 if (idlen == (int)sess->idlen && !memcmp(sess->id, id, idlen)) {
3239 const unsigned char *p = sess->der;
3240 BIO_printf(bio_err, "Lookup session: cache hit\n");
3241 return d2i_SSL_SESSION(NULL, &p, sess->derlen);
3244 BIO_printf(bio_err, "Lookup session: cache miss\n");
3248 static void del_session(SSL_CTX *sctx, SSL_SESSION *session)
3250 simple_ssl_session *sess, *prev = NULL;
3251 const unsigned char *id;
3253 id = SSL_SESSION_get_id(session, &idlen);
3254 for (sess = first; sess; sess = sess->next) {
3255 if (idlen == sess->idlen && !memcmp(sess->id, id, idlen)) {
3257 prev->next = sess->next;
3260 OPENSSL_free(sess->id);
3261 OPENSSL_free(sess->der);
3269 static void init_session_cache_ctx(SSL_CTX *sctx)
3271 SSL_CTX_set_session_cache_mode(sctx,
3272 SSL_SESS_CACHE_NO_INTERNAL |
3273 SSL_SESS_CACHE_SERVER);
3274 SSL_CTX_sess_set_new_cb(sctx, add_session);
3275 SSL_CTX_sess_set_get_cb(sctx, get_session);
3276 SSL_CTX_sess_set_remove_cb(sctx, del_session);
3279 static void free_sessions(void)
3281 simple_ssl_session *sess, *tsess;
3282 for (sess = first; sess;) {
3283 OPENSSL_free(sess->id);
3284 OPENSSL_free(sess->der);
3287 OPENSSL_free(tsess);