2 * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the OpenSSL license (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
10 /* ====================================================================
11 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
12 * ECC cipher suite support in OpenSSL originally developed by
13 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
15 /* ====================================================================
16 * Copyright 2005 Nokia. All rights reserved.
18 * The portions of the attached software ("Contribution") is developed by
19 * Nokia Corporation and is licensed pursuant to the OpenSSL open source
22 * The Contribution, originally written by Mika Kousa and Pasi Eronen of
23 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
24 * support (see RFC 4279) to OpenSSL.
26 * No patent licenses or other rights except those expressly stated in
27 * the OpenSSL open source license shall be deemed granted or received
28 * expressly, by implication, estoppel, or otherwise.
30 * No assurances are provided by Nokia that the Contribution does not
31 * infringe the patent or other intellectual property rights of any third
32 * party or that the license provides you with all the necessary rights
33 * to make use of the Contribution.
35 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
36 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
37 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
38 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
47 /* Included before async.h to avoid some warnings */
51 #include <openssl/e_os2.h>
52 #include <openssl/async.h>
53 #include <openssl/ssl.h>
55 #ifndef OPENSSL_NO_SOCK
58 * With IPv6, it looks like Digital has mixed up the proper order of
59 * recursive header file inclusion, resulting in the compiler complaining
60 * that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which is
61 * needed to have fileno() declared correctly... So let's define u_int
63 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
65 typedef unsigned int u_int;
68 #include <openssl/lhash.h>
69 #include <openssl/bn.h>
72 #include <openssl/err.h>
73 #include <openssl/pem.h>
74 #include <openssl/x509.h>
75 #include <openssl/ssl.h>
76 #include <openssl/rand.h>
77 #include <openssl/ocsp.h>
79 # include <openssl/dh.h>
81 #ifndef OPENSSL_NO_RSA
82 # include <openssl/rsa.h>
84 #ifndef OPENSSL_NO_SRP
85 # include <openssl/srp.h>
90 #include <openssl/ebcdic.h>
93 static int not_resumable_sess_cb(SSL *s, int is_forward_secure);
94 static int sv_body(int s, int stype, unsigned char *context);
95 static int www_body(int s, int stype, unsigned char *context);
96 static int rev_body(int s, int stype, unsigned char *context);
97 static void close_accept_socket(void);
98 static int init_ssl_connection(SSL *s);
99 static void print_stats(BIO *bp, SSL_CTX *ctx);
100 static int generate_session_id(const SSL *ssl, unsigned char *id,
101 unsigned int *id_len);
102 static void init_session_cache_ctx(SSL_CTX *sctx);
103 static void free_sessions(void);
104 #ifndef OPENSSL_NO_DH
105 static DH *load_dh_param(const char *dhfile);
108 /* static int load_CA(SSL_CTX *ctx, char *file);*/
110 static const int bufsize = 16*1024;
111 static int accept_socket = -1;
113 #define TEST_CERT "server.pem"
114 #define TEST_CERT2 "server2.pem"
116 static int s_nbio = 0;
117 static int s_nbio_test = 0;
118 static int s_crlf = 0;
119 static SSL_CTX *ctx = NULL;
120 static SSL_CTX *ctx2 = NULL;
123 static BIO *bio_s_out = NULL;
124 static BIO *bio_s_msg = NULL;
125 static int s_debug = 0;
126 static int s_tlsextdebug = 0;
127 static int s_msg = 0;
128 static int s_quiet = 0;
129 static int s_ign_eof = 0;
130 static int s_brief = 0;
132 static char *keymatexportlabel = NULL;
133 static int keymatexportlen = 20;
135 static int async = 0;
137 static const char *session_id_prefix = NULL;
139 #ifndef OPENSSL_NO_DTLS
140 static int enable_timeouts = 0;
141 static long socket_mtu;
144 static int dtlslisten = 0;
146 #ifndef OPENSSL_NO_PSK
147 static char *psk_identity = "Client_identity";
148 char *psk_key = NULL; /* by default PSK is not used */
150 static unsigned int psk_server_cb(SSL *ssl, const char *identity,
152 unsigned int max_psk_len)
158 BIO_printf(bio_s_out, "psk_server_cb\n");
160 BIO_printf(bio_err, "Error: client did not send PSK identity\n");
164 BIO_printf(bio_s_out, "identity_len=%d identity=%s\n",
165 (int)strlen(identity), identity);
167 /* here we could lookup the given identity e.g. from a database */
168 if (strcmp(identity, psk_identity) != 0) {
169 BIO_printf(bio_s_out, "PSK error: client identity not found"
170 " (got '%s' expected '%s')\n", identity, psk_identity);
174 BIO_printf(bio_s_out, "PSK client identity found\n");
176 /* convert the PSK key to binary */
177 key = OPENSSL_hexstr2buf(psk_key, &key_len);
179 BIO_printf(bio_err, "Could not convert PSK key '%s' to buffer\n",
183 if (key_len > (int)max_psk_len) {
185 "psk buffer of callback is too small (%d) for key (%ld)\n",
186 max_psk_len, key_len);
191 memcpy(psk, key, key_len);
195 BIO_printf(bio_s_out, "fetched PSK len=%ld\n", key_len);
199 BIO_printf(bio_err, "Error in PSK server callback\n");
200 (void)BIO_flush(bio_err);
201 (void)BIO_flush(bio_s_out);
206 #ifndef OPENSSL_NO_SRP
207 /* This is a context that we pass to callbacks */
208 typedef struct srpsrvparm_st {
215 * This callback pretends to require some asynchronous logic in order to
216 * obtain a verifier. When the callback is called for a new connection we
217 * return with a negative value. This will provoke the accept etc to return
218 * with an LOOKUP_X509. The main logic of the reinvokes the suspended call
219 * (which would normally occur after a worker has finished) and we set the
222 static int ssl_srp_server_param_cb(SSL *s, int *ad, void *arg)
224 srpsrvparm *p = (srpsrvparm *) arg;
225 int ret = SSL3_AL_FATAL;
227 if (p->login == NULL && p->user == NULL) {
228 p->login = SSL_get_srp_username(s);
229 BIO_printf(bio_err, "SRP username = \"%s\"\n", p->login);
233 if (p->user == NULL) {
234 BIO_printf(bio_err, "User %s doesn't exist\n", p->login);
238 if (SSL_set_srp_server_param
239 (s, p->user->N, p->user->g, p->user->s, p->user->v,
240 p->user->info) < 0) {
241 *ad = SSL_AD_INTERNAL_ERROR;
245 "SRP parameters set: username = \"%s\" info=\"%s\" \n",
246 p->login, p->user->info);
247 ret = SSL_ERROR_NONE;
250 SRP_user_pwd_free(p->user);
258 static int local_argc = 0;
259 static char **local_argv;
261 #ifdef CHARSET_EBCDIC
262 static int ebcdic_new(BIO *bi);
263 static int ebcdic_free(BIO *a);
264 static int ebcdic_read(BIO *b, char *out, int outl);
265 static int ebcdic_write(BIO *b, const char *in, int inl);
266 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr);
267 static int ebcdic_gets(BIO *bp, char *buf, int size);
268 static int ebcdic_puts(BIO *bp, const char *str);
270 # define BIO_TYPE_EBCDIC_FILTER (18|0x0200)
271 static BIO_METHOD *methods_ebcdic = NULL;
273 /* This struct is "unwarranted chumminess with the compiler." */
279 static const BIO_METHOD *BIO_f_ebcdic_filter()
281 if (methods_ebcdic == NULL) {
282 methods_ebcdic = BIO_meth_new(BIO_TYPE_EBCDIC_FILTER,
283 "EBCDIC/ASCII filter");
284 if ( methods_ebcdic == NULL
285 || !BIO_meth_set_write(methods_ebcdic, ebcdic_write)
286 || !BIO_meth_set_read(methods_ebcdic, ebcdic_read)
287 || !BIO_meth_set_puts(methods_ebcdic, ebcdic_puts)
288 || !BIO_meth_set_gets(methods_ebcdic, ebcdic_gets)
289 || !BIO_meth_set_ctrl(methods_ebcdic, ebcdic_ctrl)
290 || !BIO_meth_set_create(methods_ebcdic, ebcdic_new)
291 || !BIO_meth_set_destroy(methods_ebcdic, ebcdic_free))
294 return methods_ebcdic;
297 static int ebcdic_new(BIO *bi)
299 EBCDIC_OUTBUFF *wbuf;
301 wbuf = app_malloc(sizeof(*wbuf) + 1024, "ebcdic wbuf");
302 wbuf->alloced = 1024;
303 wbuf->buff[0] = '\0';
305 BIO_set_data(bi, wbuf);
310 static int ebcdic_free(BIO *a)
312 EBCDIC_OUTBUFF *wbuf;
316 wbuf = BIO_get_data(a);
318 BIO_set_data(a, NULL);
324 static int ebcdic_read(BIO *b, char *out, int outl)
327 BIO *next = BIO_next(b);
329 if (out == NULL || outl == 0)
334 ret = BIO_read(next, out, outl);
336 ascii2ebcdic(out, out, ret);
340 static int ebcdic_write(BIO *b, const char *in, int inl)
342 EBCDIC_OUTBUFF *wbuf;
343 BIO *next = BIO_next(b);
347 if ((in == NULL) || (inl <= 0))
352 wbuf = (EBCDIC_OUTBUFF *) BIO_get_data(b);
354 if (inl > (num = wbuf->alloced)) {
355 num = num + num; /* double the size */
359 wbuf = app_malloc(sizeof(*wbuf) + num, "grow ebcdic wbuf");
362 wbuf->buff[0] = '\0';
364 BIO_set_data(b, wbuf);
367 ebcdic2ascii(wbuf->buff, in, inl);
369 ret = BIO_write(next, wbuf->buff, inl);
374 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr)
377 BIO *next = BIO_next(b);
386 ret = BIO_ctrl(next, cmd, num, ptr);
392 static int ebcdic_gets(BIO *bp, char *buf, int size)
395 BIO *next = BIO_next(bp);
399 /* return(BIO_gets(bp->next_bio,buf,size));*/
400 for (i = 0; i < size - 1; ++i) {
401 ret = ebcdic_read(bp, &buf[i], 1);
404 else if (buf[i] == '\n') {
411 return (ret < 0 && i == 0) ? ret : i;
414 static int ebcdic_puts(BIO *bp, const char *str)
416 if (BIO_next(bp) == NULL)
418 return ebcdic_write(bp, str, strlen(str));
422 /* This is a context that we pass to callbacks */
423 typedef struct tlsextctx_st {
429 static int ssl_servername_cb(SSL *s, int *ad, void *arg)
431 tlsextctx *p = (tlsextctx *) arg;
432 const char *servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
433 if (servername && p->biodebug)
434 BIO_printf(p->biodebug, "Hostname in TLS extension: \"%s\"\n",
438 return SSL_TLSEXT_ERR_NOACK;
441 if (strcasecmp(servername, p->servername))
442 return p->extension_error;
444 BIO_printf(p->biodebug, "Switching server context.\n");
445 SSL_set_SSL_CTX(s, ctx2);
448 return SSL_TLSEXT_ERR_OK;
451 /* Structure passed to cert status callback */
453 typedef struct tlsextstatusctx_st {
454 /* Default responder to use */
455 char *host, *path, *port;
461 static tlsextstatusctx tlscstatp = { NULL, NULL, NULL, 0, -1, 0 };
463 #ifndef OPENSSL_NO_OCSP
465 * Certificate Status callback. This is called when a client includes a
466 * certificate status request extension. This is a simplified version. It
467 * examines certificates each time and makes one OCSP responder query for
468 * each request. A full version would store details such as the OCSP
469 * certificate IDs and minimise the number of OCSP responses by caching them
470 * until they were considered "expired".
473 static int cert_status_cb(SSL *s, void *arg)
475 tlsextstatusctx *srctx = arg;
476 char *host = NULL, *port = NULL, *path = NULL;
478 unsigned char *rspder = NULL;
480 STACK_OF(OPENSSL_STRING) *aia = NULL;
482 X509_STORE_CTX *inctx = NULL;
484 OCSP_REQUEST *req = NULL;
485 OCSP_RESPONSE *resp = NULL;
486 OCSP_CERTID *id = NULL;
487 STACK_OF(X509_EXTENSION) *exts;
488 int ret = SSL_TLSEXT_ERR_NOACK;
492 BIO_puts(bio_err, "cert_status: callback called\n");
493 /* Build up OCSP query from server certificate */
494 x = SSL_get_certificate(s);
495 aia = X509_get1_ocsp(x);
497 if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia, 0),
498 &host, &port, &path, &use_ssl)) {
499 BIO_puts(bio_err, "cert_status: can't parse AIA URL\n");
503 BIO_printf(bio_err, "cert_status: AIA URL: %s\n",
504 sk_OPENSSL_STRING_value(aia, 0));
508 "cert_status: no AIA and no default responder URL\n");
514 use_ssl = srctx->use_ssl;
517 inctx = X509_STORE_CTX_new();
520 if (!X509_STORE_CTX_init(inctx,
521 SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)),
524 obj = X509_STORE_CTX_get_obj_by_subject(inctx, X509_LU_X509,
525 X509_get_issuer_name(x));
527 BIO_puts(bio_err, "cert_status: Can't retrieve issuer certificate.\n");
530 id = OCSP_cert_to_id(NULL, x, X509_OBJECT_get0_X509(obj));
531 X509_OBJECT_free(obj);
534 req = OCSP_REQUEST_new();
537 if (!OCSP_request_add0_id(req, id))
540 /* Add any extensions to the request */
541 SSL_get_tlsext_status_exts(s, &exts);
542 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
543 X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
544 if (!OCSP_REQUEST_add_ext(req, ext, -1))
547 resp = process_responder(req, host, path, port, use_ssl, NULL,
550 BIO_puts(bio_err, "cert_status: error querying responder\n");
553 rspderlen = i2d_OCSP_RESPONSE(resp, &rspder);
556 SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen);
557 if (srctx->verbose) {
558 BIO_puts(bio_err, "cert_status: ocsp response sent:\n");
559 OCSP_RESPONSE_print(bio_err, resp, 2);
561 ret = SSL_TLSEXT_ERR_OK;
565 ret = SSL_TLSEXT_ERR_ALERT_FATAL;
567 if (ret != SSL_TLSEXT_ERR_OK)
568 ERR_print_errors(bio_err);
573 X509_email_free(aia);
575 OCSP_CERTID_free(id);
576 OCSP_REQUEST_free(req);
577 OCSP_RESPONSE_free(resp);
578 X509_STORE_CTX_free(inctx);
583 #ifndef OPENSSL_NO_NEXTPROTONEG
584 /* This is the context that we pass to next_proto_cb */
585 typedef struct tlsextnextprotoctx_st {
588 } tlsextnextprotoctx;
590 static int next_proto_cb(SSL *s, const unsigned char **data,
591 unsigned int *len, void *arg)
593 tlsextnextprotoctx *next_proto = arg;
595 *data = next_proto->data;
596 *len = next_proto->len;
598 return SSL_TLSEXT_ERR_OK;
600 #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
602 /* This the context that we pass to alpn_cb */
603 typedef struct tlsextalpnctx_st {
608 static int alpn_cb(SSL *s, const unsigned char **out, unsigned char *outlen,
609 const unsigned char *in, unsigned int inlen, void *arg)
611 tlsextalpnctx *alpn_ctx = arg;
614 /* We can assume that |in| is syntactically valid. */
616 BIO_printf(bio_s_out, "ALPN protocols advertised by the client: ");
617 for (i = 0; i < inlen;) {
619 BIO_write(bio_s_out, ", ", 2);
620 BIO_write(bio_s_out, &in[i + 1], in[i]);
623 BIO_write(bio_s_out, "\n", 1);
626 if (SSL_select_next_proto
627 ((unsigned char **)out, outlen, alpn_ctx->data, alpn_ctx->len, in,
628 inlen) != OPENSSL_NPN_NEGOTIATED) {
629 return SSL_TLSEXT_ERR_NOACK;
633 BIO_printf(bio_s_out, "ALPN protocols selected: ");
634 BIO_write(bio_s_out, *out, *outlen);
635 BIO_write(bio_s_out, "\n", 1);
638 return SSL_TLSEXT_ERR_OK;
641 static int not_resumable_sess_cb(SSL *s, int is_forward_secure)
643 /* disable resumption for sessions with forward secure ciphers */
644 return is_forward_secure;
647 #ifndef OPENSSL_NO_SRP
648 static srpsrvparm srp_callback_parm;
650 #ifndef OPENSSL_NO_SRTP
651 static char *srtp_profiles = NULL;
654 typedef enum OPTION_choice {
655 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, OPT_ENGINE,
656 OPT_4, OPT_6, OPT_ACCEPT, OPT_PORT, OPT_UNIX, OPT_UNLINK, OPT_NACCEPT,
657 OPT_VERIFY, OPT_UPPER_V_VERIFY, OPT_CONTEXT, OPT_CERT, OPT_CRL,
658 OPT_CRL_DOWNLOAD, OPT_SERVERINFO, OPT_CERTFORM, OPT_KEY, OPT_KEYFORM,
659 OPT_PASS, OPT_CERT_CHAIN, OPT_DHPARAM, OPT_DCERTFORM, OPT_DCERT,
660 OPT_DKEYFORM, OPT_DPASS, OPT_DKEY, OPT_DCERT_CHAIN, OPT_NOCERT,
661 OPT_CAPATH, OPT_NOCAPATH, OPT_CHAINCAPATH, OPT_VERIFYCAPATH, OPT_NO_CACHE,
662 OPT_EXT_CACHE, OPT_CRLFORM, OPT_VERIFY_RET_ERROR, OPT_VERIFY_QUIET,
663 OPT_BUILD_CHAIN, OPT_CAFILE, OPT_NOCAFILE, OPT_CHAINCAFILE,
664 OPT_VERIFYCAFILE, OPT_NBIO, OPT_NBIO_TEST, OPT_IGN_EOF, OPT_NO_IGN_EOF,
665 OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_STATUS_VERBOSE,
666 OPT_STATUS_TIMEOUT, OPT_STATUS_URL, OPT_MSG, OPT_MSGFILE, OPT_TRACE,
667 OPT_SECURITY_DEBUG, OPT_SECURITY_DEBUG_VERBOSE, OPT_STATE, OPT_CRLF,
668 OPT_QUIET, OPT_BRIEF, OPT_NO_DHE,
669 OPT_NO_RESUME_EPHEMERAL, OPT_PSK_HINT, OPT_PSK, OPT_SRPVFILE,
670 OPT_SRPUSERSEED, OPT_REV, OPT_WWW, OPT_UPPER_WWW, OPT_HTTP, OPT_ASYNC,
671 OPT_SSL_CONFIG, OPT_SPLIT_SEND_FRAG, OPT_MAX_PIPELINES, OPT_READ_BUF,
672 OPT_SSL3, OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1,
673 OPT_DTLS1_2, OPT_TIMEOUT, OPT_MTU, OPT_LISTEN,
674 OPT_ID_PREFIX, OPT_RAND, OPT_SERVERNAME, OPT_SERVERNAME_FATAL,
675 OPT_CERT2, OPT_KEY2, OPT_NEXTPROTONEG, OPT_ALPN,
676 OPT_SRTP_PROFILES, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN,
682 OPTIONS s_server_options[] = {
683 {"help", OPT_HELP, '-', "Display this summary"},
684 {"port", OPT_PORT, 'p',
685 "TCP/IP port to listen on for connections (default is " PORT ")"},
686 {"accept", OPT_ACCEPT, 's',
687 "TCP/IP optional host and port to accept on (default is " PORT ")"},
689 {"unix", OPT_UNIX, 's', "Unix domain socket to accept on"},
691 {"4", OPT_4, '-', "Use IPv4 only"},
692 {"6", OPT_6, '-', "Use IPv6 only"},
694 {"unlink", OPT_UNLINK, '-', "For -unix, unlink existing socket first"},
696 {"context", OPT_CONTEXT, 's', "Set session ID context"},
697 {"verify", OPT_VERIFY, 'n', "Turn on peer certificate verification"},
698 {"Verify", OPT_UPPER_V_VERIFY, 'n',
699 "Turn on peer certificate verification, must have a cert"},
700 {"cert", OPT_CERT, '<', "Certificate file to use; default is " TEST_CERT},
701 {"naccept", OPT_NACCEPT, 'p', "Terminate after #num connections"},
702 {"serverinfo", OPT_SERVERINFO, 's',
703 "PEM serverinfo file for certificate"},
704 {"certform", OPT_CERTFORM, 'F',
705 "Certificate format (PEM or DER) PEM default"},
706 {"key", OPT_KEY, '<',
707 "Private Key if not in -cert; default is " TEST_CERT},
708 {"keyform", OPT_KEYFORM, 'f',
709 "Key format (PEM, DER or ENGINE) PEM default"},
710 {"pass", OPT_PASS, 's', "Private key file pass phrase source"},
711 {"dcert", OPT_DCERT, '<',
712 "Second certificate file to use (usually for DSA)"},
713 {"dcertform", OPT_DCERTFORM, 'F',
714 "Second certificate format (PEM or DER) PEM default"},
715 {"dkey", OPT_DKEY, '<',
716 "Second private key file to use (usually for DSA)"},
717 {"dkeyform", OPT_DKEYFORM, 'F',
718 "Second key format (PEM, DER or ENGINE) PEM default"},
719 {"dpass", OPT_DPASS, 's', "Second private key file pass phrase source"},
720 {"nbio_test", OPT_NBIO_TEST, '-', "Test with the non-blocking test bio"},
721 {"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"},
722 {"debug", OPT_DEBUG, '-', "Print more output"},
723 {"msg", OPT_MSG, '-', "Show protocol messages"},
724 {"msgfile", OPT_MSGFILE, '>',
725 "File to send output of -msg or -trace, instead of stdout"},
726 {"state", OPT_STATE, '-', "Print the SSL states"},
727 {"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"},
728 {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
729 {"no-CAfile", OPT_NOCAFILE, '-',
730 "Do not load the default certificates file"},
731 {"no-CApath", OPT_NOCAPATH, '-',
732 "Do not load certificates from the default certificates directory"},
733 {"nocert", OPT_NOCERT, '-', "Don't use any certificates (Anon-DH)"},
734 {"quiet", OPT_QUIET, '-', "No server output"},
735 {"no_resume_ephemeral", OPT_NO_RESUME_EPHEMERAL, '-',
736 "Disable caching and tickets if ephemeral (EC)DH is used"},
737 {"www", OPT_WWW, '-', "Respond to a 'GET /' with a status page"},
738 {"WWW", OPT_UPPER_WWW, '-', "Respond to a 'GET with the file ./path"},
739 {"servername", OPT_SERVERNAME, 's',
740 "Servername for HostName TLS extension"},
741 {"servername_fatal", OPT_SERVERNAME_FATAL, '-',
742 "mismatch send fatal alert (default warning alert)"},
743 {"cert2", OPT_CERT2, '<',
744 "Certificate file to use for servername; default is" TEST_CERT2},
745 {"key2", OPT_KEY2, '<',
746 "-Private Key file to use for servername if not in -cert2"},
747 {"tlsextdebug", OPT_TLSEXTDEBUG, '-',
748 "Hex dump of all TLS extensions received"},
749 {"HTTP", OPT_HTTP, '-', "Like -WWW but ./path includes HTTP headers"},
750 {"id_prefix", OPT_ID_PREFIX, 's',
751 "Generate SSL/TLS session IDs prefixed by arg"},
752 {"rand", OPT_RAND, 's',
753 "Load the file(s) into the random number generator"},
754 {"keymatexport", OPT_KEYMATEXPORT, 's',
755 "Export keying material using label"},
756 {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p',
757 "Export len bytes of keying material (default 20)"},
758 {"CRL", OPT_CRL, '<', "CRL file to use"},
759 {"crl_download", OPT_CRL_DOWNLOAD, '-',
760 "Download CRL from distribution points"},
761 {"cert_chain", OPT_CERT_CHAIN, '<',
762 "certificate chain file in PEM format"},
763 {"dcert_chain", OPT_DCERT_CHAIN, '<',
764 "second certificate chain file in PEM format"},
765 {"chainCApath", OPT_CHAINCAPATH, '/',
766 "use dir as certificate store path to build CA certificate chain"},
767 {"verifyCApath", OPT_VERIFYCAPATH, '/',
768 "use dir as certificate store path to verify CA certificate"},
769 {"no_cache", OPT_NO_CACHE, '-', "Disable session cache"},
770 {"ext_cache", OPT_EXT_CACHE, '-',
771 "Disable internal cache, setup and use external cache"},
772 {"CRLform", OPT_CRLFORM, 'F', "CRL format (PEM or DER) PEM is default" },
773 {"verify_return_error", OPT_VERIFY_RET_ERROR, '-',
774 "Close connection on verification error"},
775 {"verify_quiet", OPT_VERIFY_QUIET, '-',
776 "No verify output except verify errors"},
777 {"build_chain", OPT_BUILD_CHAIN, '-', "Build certificate chain"},
778 {"chainCAfile", OPT_CHAINCAFILE, '<',
779 "CA file for certificate chain (PEM format)"},
780 {"verifyCAfile", OPT_VERIFYCAFILE, '<',
781 "CA file for certificate verification (PEM format)"},
782 {"ign_eof", OPT_IGN_EOF, '-', "ignore input eof (default when -quiet)"},
783 {"no_ign_eof", OPT_NO_IGN_EOF, '-', "Do not ignore input eof"},
784 #ifndef OPENSSL_NO_OCSP
785 {"status", OPT_STATUS, '-', "Request certificate status from server"},
786 {"status_verbose", OPT_STATUS_VERBOSE, '-',
787 "Print more output in certificate status callback"},
788 {"status_timeout", OPT_STATUS_TIMEOUT, 'n',
789 "Status request responder timeout"},
790 {"status_url", OPT_STATUS_URL, 's', "Status request fallback URL"},
792 #ifndef OPENSSL_NO_SSL_TRACE
793 {"trace", OPT_TRACE, '-', "trace protocol messages"},
795 {"security_debug", OPT_SECURITY_DEBUG, '-',
796 "Print output from SSL/TLS security framework"},
797 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-',
798 "Print more output from SSL/TLS security framework"},
799 {"brief", OPT_BRIEF, '-', \
800 "Restrict output to brief summary of connection parameters"},
801 {"rev", OPT_REV, '-',
802 "act as a simple test server which just sends back with the received text reversed"},
803 {"async", OPT_ASYNC, '-', "Operate in asynchronous mode"},
804 {"ssl_config", OPT_SSL_CONFIG, 's', \
805 "Configure SSL_CTX using the configuration 'val'"},
806 {"split_send_frag", OPT_SPLIT_SEND_FRAG, 'n',
807 "Size used to split data for encrypt pipelines"},
808 {"max_pipelines", OPT_MAX_PIPELINES, 'n',
809 "Maximum number of encrypt/decrypt pipelines to be used"},
810 {"read_buf", OPT_READ_BUF, 'n',
811 "Default read buffer size to be used for connections"},
815 {"nbio", OPT_NBIO, '-', "Use non-blocking IO"},
816 #ifndef OPENSSL_NO_PSK
817 {"psk_hint", OPT_PSK_HINT, 's', "PSK identity hint to use"},
818 {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"},
820 #ifndef OPENSSL_NO_SRP
821 {"srpvfile", OPT_SRPVFILE, '<', "The verifier file for SRP"},
822 {"srpuserseed", OPT_SRPUSERSEED, 's',
823 "A seed string for a default user salt"},
825 #ifndef OPENSSL_NO_SSL3
826 {"ssl3", OPT_SSL3, '-', "Just talk SSLv3"},
828 #ifndef OPENSSL_NO_TLS1
829 {"tls1", OPT_TLS1, '-', "Just talk TLSv1"},
831 #ifndef OPENSSL_NO_TLS1_1
832 {"tls1_1", OPT_TLS1_1, '-', "Just talk TLSv1.1"},
834 #ifndef OPENSSL_NO_TLS1_2
835 {"tls1_2", OPT_TLS1_2, '-', "just talk TLSv1.2"},
837 #ifndef OPENSSL_NO_DTLS
838 {"dtls", OPT_DTLS, '-', "Use any DTLS version"},
839 {"timeout", OPT_TIMEOUT, '-', "Enable timeouts"},
840 {"mtu", OPT_MTU, 'p', "Set link layer MTU"},
841 {"listen", OPT_LISTEN, '-',
842 "Listen for a DTLS ClientHello with a cookie and then connect"},
844 #ifndef OPENSSL_NO_DTLS1
845 {"dtls1", OPT_DTLS1, '-', "Just talk DTLSv1"},
847 #ifndef OPENSSL_NO_DTLS1_2
848 {"dtls1_2", OPT_DTLS1_2, '-', "Just talk DTLSv1.2"},
850 #ifndef OPENSSL_NO_DH
851 {"no_dhe", OPT_NO_DHE, '-', "Disable ephemeral DH"},
853 #ifndef OPENSSL_NO_NEXTPROTONEG
854 {"nextprotoneg", OPT_NEXTPROTONEG, 's',
855 "Set the advertised protocols for the NPN extension (comma-separated list)"},
857 #ifndef OPENSSL_NO_SRTP
858 {"use_srtp", OPT_SRTP_PROFILES, 's',
859 "Offer SRTP key management with a colon-separated profile list"},
861 {"alpn", OPT_ALPN, 's',
862 "Set the advertised protocols for the ALPN extension (comma-separated list)"},
863 #ifndef OPENSSL_NO_ENGINE
864 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
866 {NULL, OPT_EOF, 0, NULL}
869 #define IS_PROT_FLAG(o) \
870 (o == OPT_SSL3 || o == OPT_TLS1 || o == OPT_TLS1_1 || o == OPT_TLS1_2 \
871 || o == OPT_DTLS || o == OPT_DTLS1 || o == OPT_DTLS1_2)
873 int s_server_main(int argc, char *argv[])
875 ENGINE *engine = NULL;
876 EVP_PKEY *s_key = NULL, *s_dkey = NULL;
877 SSL_CONF_CTX *cctx = NULL;
878 const SSL_METHOD *meth = TLS_server_method();
879 SSL_EXCERT *exc = NULL;
880 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
881 STACK_OF(X509) *s_chain = NULL, *s_dchain = NULL;
882 STACK_OF(X509_CRL) *crls = NULL;
883 X509 *s_cert = NULL, *s_dcert = NULL;
884 X509_VERIFY_PARAM *vpm = NULL;
885 const char *CApath = NULL, *CAfile = NULL, *chCApath = NULL, *chCAfile = NULL;
886 char *dpassarg = NULL, *dpass = NULL, *inrand = NULL;
887 char *passarg = NULL, *pass = NULL, *vfyCApath = NULL, *vfyCAfile = NULL;
888 char *crl_file = NULL, *prog;
890 int unlink_unix_path = 0;
892 do_server_cb server_cb;
893 int vpmtouched = 0, build_chain = 0, no_cache = 0, ext_cache = 0;
894 #ifndef OPENSSL_NO_DH
898 int nocert = 0, ret = 1;
899 int noCApath = 0, noCAfile = 0;
900 int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM;
901 int s_dcert_format = FORMAT_PEM, s_dkey_format = FORMAT_PEM;
902 int rev = 0, naccept = -1, sdebug = 0;
903 int socket_family = AF_UNSPEC, socket_type = SOCK_STREAM;
904 int state = 0, crl_format = FORMAT_PEM, crl_download = 0;
906 char *port = BUF_strdup(PORT);
907 unsigned char *context = NULL;
909 EVP_PKEY *s_key2 = NULL;
910 X509 *s_cert2 = NULL;
911 tlsextctx tlsextcbp = { NULL, NULL, SSL_TLSEXT_ERR_ALERT_WARNING };
912 const char *ssl_config = NULL;
913 int read_buf_len = 0;
914 #ifndef OPENSSL_NO_NEXTPROTONEG
915 const char *next_proto_neg_in = NULL;
916 tlsextnextprotoctx next_proto = { NULL, 0 };
918 const char *alpn_in = NULL;
919 tlsextalpnctx alpn_ctx = { NULL, 0 };
920 #ifndef OPENSSL_NO_PSK
921 /* by default do not send a PSK identity hint */
922 static char *psk_identity_hint = NULL;
925 #ifndef OPENSSL_NO_SRP
926 char *srpuserseed = NULL;
927 char *srp_verifier_file = NULL;
929 int min_version = 0, max_version = 0, prot_opt = 0, no_prot_opt = 0;
930 int s_server_verify = SSL_VERIFY_NONE;
931 int s_server_session_id_context = 1; /* anything will do */
932 const char *s_cert_file = TEST_CERT, *s_key_file = NULL, *s_chain_file = NULL;
933 const char *s_cert_file2 = TEST_CERT2, *s_key_file2 = NULL;
934 char *s_dcert_file = NULL, *s_dkey_file = NULL, *s_dchain_file = NULL;
935 int s_tlsextstatus = 0, no_resume_ephemeral = 0;
936 unsigned int split_send_fragment = 0, max_pipelines = 0;
937 const char *s_serverinfo_file = NULL;
939 /* Init of few remaining global variables */
944 s_nbio = s_nbio_test = 0;
953 cctx = SSL_CONF_CTX_new();
954 vpm = X509_VERIFY_PARAM_new();
955 if (cctx == NULL || vpm == NULL)
957 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_SERVER | SSL_CONF_FLAG_CMDLINE);
959 prog = opt_init(argc, argv, s_server_options);
960 while ((o = opt_next()) != OPT_EOF) {
961 if (IS_PROT_FLAG(o) && ++prot_opt > 1) {
962 BIO_printf(bio_err, "Cannot supply multiple protocol flags\n");
965 if (IS_NO_PROT_FLAG(o))
967 if (prot_opt == 1 && no_prot_opt) {
968 BIO_printf(bio_err, "Cannot supply both a protocol flag and "
976 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
979 opt_help(s_server_options);
985 if (socket_family == AF_UNIX) {
986 OPENSSL_free(host); host = NULL;
987 OPENSSL_free(port); port = NULL;
990 socket_family = AF_INET;
996 if (socket_family == AF_UNIX) {
997 OPENSSL_free(host); host = NULL;
998 OPENSSL_free(port); port = NULL;
1001 socket_family = AF_INET6;
1004 BIO_printf(bio_err, "%s: IPv6 domain sockets unsupported\n", prog);
1010 if (socket_family == AF_UNIX) {
1011 socket_family = AF_UNSPEC;
1014 OPENSSL_free(port); port = NULL;
1015 OPENSSL_free(host); host = NULL;
1016 if (BIO_parse_hostserv(opt_arg(), NULL, &port, BIO_PARSE_PRIO_SERV) < 1) {
1018 "%s: -port argument malformed or ambiguous\n",
1025 if (socket_family == AF_UNIX) {
1026 socket_family = AF_UNSPEC;
1029 OPENSSL_free(port); port = NULL;
1030 OPENSSL_free(host); host = NULL;
1031 if (BIO_parse_hostserv(opt_arg(), &host, &port, BIO_PARSE_PRIO_SERV) < 1) {
1033 "%s: -accept argument malformed or ambiguous\n",
1040 socket_family = AF_UNIX;
1041 OPENSSL_free(host); host = BUF_strdup(opt_arg());
1042 OPENSSL_free(port); port = NULL;
1045 unlink_unix_path = 1;
1049 naccept = atol(opt_arg());
1052 s_server_verify = SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE;
1053 verify_args.depth = atoi(opt_arg());
1055 BIO_printf(bio_err, "verify depth is %d\n", verify_args.depth);
1057 case OPT_UPPER_V_VERIFY:
1059 SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT |
1060 SSL_VERIFY_CLIENT_ONCE;
1061 verify_args.depth = atoi(opt_arg());
1064 "verify depth is %d, must return a certificate\n",
1068 context = (unsigned char *)opt_arg();
1071 s_cert_file = opt_arg();
1074 crl_file = opt_arg();
1076 case OPT_CRL_DOWNLOAD:
1079 case OPT_SERVERINFO:
1080 s_serverinfo_file = opt_arg();
1083 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_cert_format))
1087 s_key_file = opt_arg();
1090 if (!opt_format(opt_arg(), OPT_FMT_ANY, &s_key_format))
1094 passarg = opt_arg();
1096 case OPT_CERT_CHAIN:
1097 s_chain_file = opt_arg();
1100 #ifndef OPENSSL_NO_DH
1105 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_dcert_format))
1109 s_dcert_file = opt_arg();
1112 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_dkey_format))
1116 dpassarg = opt_arg();
1119 s_dkey_file = opt_arg();
1121 case OPT_DCERT_CHAIN:
1122 s_dchain_file = opt_arg();
1133 case OPT_CHAINCAPATH:
1134 chCApath = opt_arg();
1136 case OPT_VERIFYCAPATH:
1137 vfyCApath = opt_arg();
1146 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
1150 if (ssl_args == NULL)
1151 ssl_args = sk_OPENSSL_STRING_new_null();
1152 if (ssl_args == NULL
1153 || !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
1154 || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
1155 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1160 if (!opt_verify(o, vpm))
1165 if (!args_excert(o, &exc))
1168 case OPT_VERIFY_RET_ERROR:
1169 verify_args.return_error = 1;
1171 case OPT_VERIFY_QUIET:
1172 verify_args.quiet = 1;
1174 case OPT_BUILD_CHAIN:
1183 case OPT_CHAINCAFILE:
1184 chCAfile = opt_arg();
1186 case OPT_VERIFYCAFILE:
1187 vfyCAfile = opt_arg();
1193 s_nbio = s_nbio_test = 1;
1198 case OPT_NO_IGN_EOF:
1204 case OPT_TLSEXTDEBUG:
1210 case OPT_STATUS_VERBOSE:
1211 s_tlsextstatus = tlscstatp.verbose = 1;
1213 case OPT_STATUS_TIMEOUT:
1215 tlscstatp.timeout = atoi(opt_arg());
1217 case OPT_STATUS_URL:
1218 #ifndef OPENSSL_NO_OCSP
1220 if (!OCSP_parse_url(opt_arg(),
1223 &tlscstatp.path, &tlscstatp.use_ssl)) {
1224 BIO_printf(bio_err, "Error parsing URL\n");
1233 bio_s_msg = BIO_new_file(opt_arg(), "w");
1236 #ifndef OPENSSL_NO_SSL_TRACE
1240 case OPT_SECURITY_DEBUG:
1243 case OPT_SECURITY_DEBUG_VERBOSE:
1256 s_quiet = s_brief = verify_args.quiet = 1;
1259 #ifndef OPENSSL_NO_DH
1263 case OPT_NO_RESUME_EPHEMERAL:
1264 no_resume_ephemeral = 1;
1267 #ifndef OPENSSL_NO_PSK
1268 psk_identity_hint = opt_arg();
1272 #ifndef OPENSSL_NO_PSK
1273 for (p = psk_key = opt_arg(); *p; p++) {
1274 if (isxdigit(_UC(*p)))
1276 BIO_printf(bio_err, "Not a hex number '%s'\n", *argv);
1282 #ifndef OPENSSL_NO_SRP
1283 srp_verifier_file = opt_arg();
1284 if (min_version < TLS1_VERSION)
1285 min_version = TLS1_VERSION;
1288 case OPT_SRPUSERSEED:
1289 #ifndef OPENSSL_NO_SRP
1290 srpuserseed = opt_arg();
1291 if (min_version < TLS1_VERSION)
1292 min_version = TLS1_VERSION;
1307 case OPT_SSL_CONFIG:
1308 ssl_config = opt_arg();
1311 min_version = SSL3_VERSION;
1312 max_version = SSL3_VERSION;
1315 min_version = TLS1_2_VERSION;
1316 max_version = TLS1_2_VERSION;
1319 min_version = TLS1_1_VERSION;
1320 max_version = TLS1_1_VERSION;
1323 min_version = TLS1_VERSION;
1324 max_version = TLS1_VERSION;
1327 #ifndef OPENSSL_NO_DTLS
1328 meth = DTLS_server_method();
1329 socket_type = SOCK_DGRAM;
1333 #ifndef OPENSSL_NO_DTLS
1334 meth = DTLS_server_method();
1335 min_version = DTLS1_VERSION;
1336 max_version = DTLS1_VERSION;
1337 socket_type = SOCK_DGRAM;
1341 #ifndef OPENSSL_NO_DTLS
1342 meth = DTLS_server_method();
1343 min_version = DTLS1_2_VERSION;
1344 max_version = DTLS1_2_VERSION;
1345 socket_type = SOCK_DGRAM;
1349 #ifndef OPENSSL_NO_DTLS
1350 enable_timeouts = 1;
1354 #ifndef OPENSSL_NO_DTLS
1355 socket_mtu = atol(opt_arg());
1359 #ifndef OPENSSL_NO_DTLS
1364 session_id_prefix = opt_arg();
1367 engine = setup_engine(opt_arg(), 1);
1372 case OPT_SERVERNAME:
1373 tlsextcbp.servername = opt_arg();
1375 case OPT_SERVERNAME_FATAL:
1376 tlsextcbp.extension_error = SSL_TLSEXT_ERR_ALERT_FATAL;
1379 s_cert_file2 = opt_arg();
1382 s_key_file2 = opt_arg();
1384 case OPT_NEXTPROTONEG:
1385 # ifndef OPENSSL_NO_NEXTPROTONEG
1386 next_proto_neg_in = opt_arg();
1390 alpn_in = opt_arg();
1392 case OPT_SRTP_PROFILES:
1393 #ifndef OPENSSL_NO_SRTP
1394 srtp_profiles = opt_arg();
1397 case OPT_KEYMATEXPORT:
1398 keymatexportlabel = opt_arg();
1400 case OPT_KEYMATEXPORTLEN:
1401 keymatexportlen = atoi(opt_arg());
1406 case OPT_SPLIT_SEND_FRAG:
1407 split_send_fragment = atoi(opt_arg());
1408 if (split_send_fragment == 0) {
1410 * Not allowed - set to a deliberately bad value so we get an
1411 * error message below
1413 split_send_fragment = SSL3_RT_MAX_PLAIN_LENGTH + 1;
1416 case OPT_MAX_PIPELINES:
1417 max_pipelines = atoi(opt_arg());
1420 read_buf_len = atoi(opt_arg());
1425 argc = opt_num_rest();
1428 #ifndef OPENSSL_NO_DTLS
1429 if (www && socket_type == SOCK_DGRAM) {
1430 BIO_printf(bio_err, "Can't use -HTTP, -www or -WWW with DTLS\n");
1434 if (dtlslisten && socket_type != SOCK_DGRAM) {
1435 BIO_printf(bio_err, "Can only use -listen with DTLS\n");
1441 if (socket_family == AF_UNIX && socket_type != SOCK_STREAM) {
1443 "Can't use unix sockets and datagrams together\n");
1448 if (split_send_fragment > SSL3_RT_MAX_PLAIN_LENGTH) {
1449 BIO_printf(bio_err, "Bad split send fragment size\n");
1453 if (max_pipelines > SSL_MAX_PIPELINES) {
1454 BIO_printf(bio_err, "Bad max pipelines value\n");
1458 if (!app_passwd(passarg, dpassarg, &pass, &dpass)) {
1459 BIO_printf(bio_err, "Error getting password\n");
1463 if (s_key_file == NULL)
1464 s_key_file = s_cert_file;
1466 if (s_key_file2 == NULL)
1467 s_key_file2 = s_cert_file2;
1469 if (!load_excert(&exc))
1473 s_key = load_key(s_key_file, s_key_format, 0, pass, engine,
1474 "server certificate private key file");
1476 ERR_print_errors(bio_err);
1480 s_cert = load_cert(s_cert_file, s_cert_format,
1481 "server certificate file");
1484 ERR_print_errors(bio_err);
1488 if (!load_certs(s_chain_file, &s_chain, FORMAT_PEM, NULL,
1489 "server certificate chain"))
1493 if (tlsextcbp.servername) {
1494 s_key2 = load_key(s_key_file2, s_key_format, 0, pass, engine,
1495 "second server certificate private key file");
1497 ERR_print_errors(bio_err);
1501 s_cert2 = load_cert(s_cert_file2, s_cert_format,
1502 "second server certificate file");
1505 ERR_print_errors(bio_err);
1510 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1511 if (next_proto_neg_in) {
1513 next_proto.data = next_protos_parse(&len, next_proto_neg_in);
1514 if (next_proto.data == NULL)
1516 next_proto.len = len;
1518 next_proto.data = NULL;
1521 alpn_ctx.data = NULL;
1524 alpn_ctx.data = next_protos_parse(&len, alpn_in);
1525 if (alpn_ctx.data == NULL)
1532 crl = load_crl(crl_file, crl_format);
1534 BIO_puts(bio_err, "Error loading CRL\n");
1535 ERR_print_errors(bio_err);
1538 crls = sk_X509_CRL_new_null();
1539 if (!crls || !sk_X509_CRL_push(crls, crl)) {
1540 BIO_puts(bio_err, "Error adding CRL\n");
1541 ERR_print_errors(bio_err);
1549 if (s_dkey_file == NULL)
1550 s_dkey_file = s_dcert_file;
1552 s_dkey = load_key(s_dkey_file, s_dkey_format,
1553 0, dpass, engine, "second certificate private key file");
1555 ERR_print_errors(bio_err);
1559 s_dcert = load_cert(s_dcert_file, s_dcert_format,
1560 "second server certificate file");
1563 ERR_print_errors(bio_err);
1566 if (s_dchain_file) {
1567 if (!load_certs(s_dchain_file, &s_dchain, FORMAT_PEM, NULL,
1568 "second server certificate chain"))
1574 if (!app_RAND_load_file(NULL, 1) && inrand == NULL
1575 && !RAND_status()) {
1577 "warning, not much extra random data, consider using the -rand option\n");
1580 BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
1581 app_RAND_load_files(inrand));
1583 if (bio_s_out == NULL) {
1584 if (s_quiet && !s_debug) {
1585 bio_s_out = BIO_new(BIO_s_null());
1586 if (s_msg && !bio_s_msg)
1587 bio_s_msg = dup_bio_out(FORMAT_TEXT);
1589 if (bio_s_out == NULL)
1590 bio_s_out = dup_bio_out(FORMAT_TEXT);
1593 #if !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_EC)
1599 s_dcert_file = NULL;
1601 s_cert_file2 = NULL;
1605 ctx = SSL_CTX_new(meth);
1607 ERR_print_errors(bio_err);
1611 ssl_ctx_security_debug(ctx, sdebug);
1613 if (SSL_CTX_config(ctx, ssl_config) == 0) {
1614 BIO_printf(bio_err, "Error using configuration \"%s\"\n",
1616 ERR_print_errors(bio_err);
1620 if (SSL_CTX_set_min_proto_version(ctx, min_version) == 0)
1622 if (SSL_CTX_set_max_proto_version(ctx, max_version) == 0)
1625 if (session_id_prefix) {
1626 if (strlen(session_id_prefix) >= 32)
1628 "warning: id_prefix is too long, only one new session will be possible\n");
1629 if (!SSL_CTX_set_generate_session_id(ctx, generate_session_id)) {
1630 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1631 ERR_print_errors(bio_err);
1634 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1636 SSL_CTX_set_quiet_shutdown(ctx, 1);
1638 ssl_ctx_set_excert(ctx, exc);
1641 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1643 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_OFF);
1645 init_session_cache_ctx(ctx);
1647 SSL_CTX_sess_set_cache_size(ctx, 128);
1650 SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC);
1652 if (split_send_fragment > 0) {
1653 SSL_CTX_set_split_send_fragment(ctx, split_send_fragment);
1655 if (max_pipelines > 0) {
1656 SSL_CTX_set_max_pipelines(ctx, max_pipelines);
1659 if (read_buf_len > 0) {
1660 SSL_CTX_set_default_read_buffer_len(ctx, read_buf_len);
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))
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 (!ctx_set_verify_locations(ctx2, CAfile, CApath, noCAfile,
1739 ERR_print_errors(bio_err);
1742 if (vpmtouched && !SSL_CTX_set1_param(ctx2, vpm)) {
1743 BIO_printf(bio_err, "Error setting verify params\n");
1744 ERR_print_errors(bio_err);
1748 ssl_ctx_add_crls(ctx2, crls, 0);
1749 if (!config_ctx(cctx, ssl_args, ctx2))
1752 #ifndef OPENSSL_NO_NEXTPROTONEG
1753 if (next_proto.data)
1754 SSL_CTX_set_next_protos_advertised_cb(ctx, next_proto_cb,
1758 SSL_CTX_set_alpn_select_cb(ctx, alpn_cb, &alpn_ctx);
1760 #ifndef OPENSSL_NO_DH
1765 dh = load_dh_param(dhfile);
1766 else if (s_cert_file)
1767 dh = load_dh_param(s_cert_file);
1770 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
1772 BIO_printf(bio_s_out, "Using default temp DH parameters\n");
1774 (void)BIO_flush(bio_s_out);
1777 SSL_CTX_set_dh_auto(ctx, 1);
1778 else if (!SSL_CTX_set_tmp_dh(ctx, dh)) {
1779 BIO_puts(bio_err, "Error setting temp DH parameters\n");
1780 ERR_print_errors(bio_err);
1787 DH *dh2 = load_dh_param(s_cert_file2);
1789 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
1790 (void)BIO_flush(bio_s_out);
1797 SSL_CTX_set_dh_auto(ctx2, 1);
1798 else if (!SSL_CTX_set_tmp_dh(ctx2, dh)) {
1799 BIO_puts(bio_err, "Error setting temp DH parameters\n");
1800 ERR_print_errors(bio_err);
1809 if (!set_cert_key_stuff(ctx, s_cert, s_key, s_chain, build_chain))
1812 if (s_serverinfo_file != NULL
1813 && !SSL_CTX_use_serverinfo_file(ctx, s_serverinfo_file)) {
1814 ERR_print_errors(bio_err);
1818 if (ctx2 && !set_cert_key_stuff(ctx2, s_cert2, s_key2, NULL, build_chain))
1821 if (s_dcert != NULL) {
1822 if (!set_cert_key_stuff(ctx, s_dcert, s_dkey, s_dchain, build_chain))
1826 if (no_resume_ephemeral) {
1827 SSL_CTX_set_not_resumable_session_callback(ctx,
1828 not_resumable_sess_cb);
1831 SSL_CTX_set_not_resumable_session_callback(ctx2,
1832 not_resumable_sess_cb);
1834 #ifndef OPENSSL_NO_PSK
1835 if (psk_key != NULL) {
1837 BIO_printf(bio_s_out,
1838 "PSK key given, setting server callback\n");
1839 SSL_CTX_set_psk_server_callback(ctx, psk_server_cb);
1842 if (!SSL_CTX_use_psk_identity_hint(ctx, psk_identity_hint)) {
1843 BIO_printf(bio_err, "error setting PSK identity hint to context\n");
1844 ERR_print_errors(bio_err);
1849 SSL_CTX_set_verify(ctx, s_server_verify, verify_callback);
1850 if (!SSL_CTX_set_session_id_context(ctx,
1851 (void *)&s_server_session_id_context,
1852 sizeof s_server_session_id_context)) {
1853 BIO_printf(bio_err, "error setting session id context\n");
1854 ERR_print_errors(bio_err);
1858 /* Set DTLS cookie generation and verification callbacks */
1859 SSL_CTX_set_cookie_generate_cb(ctx, generate_cookie_callback);
1860 SSL_CTX_set_cookie_verify_cb(ctx, verify_cookie_callback);
1863 SSL_CTX_set_verify(ctx2, s_server_verify, verify_callback);
1864 if (!SSL_CTX_set_session_id_context(ctx2,
1865 (void *)&s_server_session_id_context,
1866 sizeof s_server_session_id_context)) {
1867 BIO_printf(bio_err, "error setting session id context\n");
1868 ERR_print_errors(bio_err);
1871 tlsextcbp.biodebug = bio_s_out;
1872 SSL_CTX_set_tlsext_servername_callback(ctx2, ssl_servername_cb);
1873 SSL_CTX_set_tlsext_servername_arg(ctx2, &tlsextcbp);
1874 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1875 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1878 #ifndef OPENSSL_NO_SRP
1879 if (srp_verifier_file != NULL) {
1880 srp_callback_parm.vb = SRP_VBASE_new(srpuserseed);
1881 srp_callback_parm.user = NULL;
1882 srp_callback_parm.login = NULL;
1884 SRP_VBASE_init(srp_callback_parm.vb,
1885 srp_verifier_file)) != SRP_NO_ERROR) {
1887 "Cannot initialize SRP verifier file \"%s\":ret=%d\n",
1888 srp_verifier_file, ret);
1891 SSL_CTX_set_verify(ctx, SSL_VERIFY_NONE, verify_callback);
1892 SSL_CTX_set_srp_cb_arg(ctx, &srp_callback_parm);
1893 SSL_CTX_set_srp_username_callback(ctx, ssl_srp_server_param_cb);
1896 if (CAfile != NULL) {
1897 SSL_CTX_set_client_CA_list(ctx, SSL_load_client_CA_file(CAfile));
1900 SSL_CTX_set_client_CA_list(ctx2, SSL_load_client_CA_file(CAfile));
1902 #ifndef OPENSSL_NO_OCSP
1903 if (s_tlsextstatus) {
1904 SSL_CTX_set_tlsext_status_cb(ctx, cert_status_cb);
1905 SSL_CTX_set_tlsext_status_arg(ctx, &tlscstatp);
1907 SSL_CTX_set_tlsext_status_cb(ctx2, cert_status_cb);
1908 SSL_CTX_set_tlsext_status_arg(ctx2, &tlscstatp);
1913 BIO_printf(bio_s_out, "ACCEPT\n");
1914 (void)BIO_flush(bio_s_out);
1916 server_cb = rev_body;
1918 server_cb = www_body;
1920 server_cb = sv_body;
1922 if (socket_family == AF_UNIX
1923 && unlink_unix_path)
1926 do_server(&accept_socket, host, port, socket_family, socket_type,
1927 server_cb, context, naccept);
1928 print_stats(bio_s_out, ctx);
1933 sk_X509_CRL_pop_free(crls, X509_CRL_free);
1935 EVP_PKEY_free(s_key);
1936 EVP_PKEY_free(s_dkey);
1937 sk_X509_pop_free(s_chain, X509_free);
1938 sk_X509_pop_free(s_dchain, X509_free);
1940 OPENSSL_free(dpass);
1943 X509_VERIFY_PARAM_free(vpm);
1945 OPENSSL_free(tlscstatp.host);
1946 OPENSSL_free(tlscstatp.port);
1947 OPENSSL_free(tlscstatp.path);
1950 EVP_PKEY_free(s_key2);
1951 #ifndef OPENSSL_NO_NEXTPROTONEG
1952 OPENSSL_free(next_proto.data);
1954 OPENSSL_free(alpn_ctx.data);
1955 ssl_excert_free(exc);
1956 sk_OPENSSL_STRING_free(ssl_args);
1957 SSL_CONF_CTX_free(cctx);
1958 BIO_free(bio_s_out);
1960 BIO_free(bio_s_msg);
1962 #ifdef CHARSET_EBCDIC
1963 BIO_meth_free(methods_ebcdic);
1968 static void print_stats(BIO *bio, SSL_CTX *ssl_ctx)
1970 BIO_printf(bio, "%4ld items in the session cache\n",
1971 SSL_CTX_sess_number(ssl_ctx));
1972 BIO_printf(bio, "%4ld client connects (SSL_connect())\n",
1973 SSL_CTX_sess_connect(ssl_ctx));
1974 BIO_printf(bio, "%4ld client renegotiates (SSL_connect())\n",
1975 SSL_CTX_sess_connect_renegotiate(ssl_ctx));
1976 BIO_printf(bio, "%4ld client connects that finished\n",
1977 SSL_CTX_sess_connect_good(ssl_ctx));
1978 BIO_printf(bio, "%4ld server accepts (SSL_accept())\n",
1979 SSL_CTX_sess_accept(ssl_ctx));
1980 BIO_printf(bio, "%4ld server renegotiates (SSL_accept())\n",
1981 SSL_CTX_sess_accept_renegotiate(ssl_ctx));
1982 BIO_printf(bio, "%4ld server accepts that finished\n",
1983 SSL_CTX_sess_accept_good(ssl_ctx));
1984 BIO_printf(bio, "%4ld session cache hits\n", SSL_CTX_sess_hits(ssl_ctx));
1985 BIO_printf(bio, "%4ld session cache misses\n",
1986 SSL_CTX_sess_misses(ssl_ctx));
1987 BIO_printf(bio, "%4ld session cache timeouts\n",
1988 SSL_CTX_sess_timeouts(ssl_ctx));
1989 BIO_printf(bio, "%4ld callback cache hits\n",
1990 SSL_CTX_sess_cb_hits(ssl_ctx));
1991 BIO_printf(bio, "%4ld cache full overflows (%ld allowed)\n",
1992 SSL_CTX_sess_cache_full(ssl_ctx),
1993 SSL_CTX_sess_get_cache_size(ssl_ctx));
1996 static int sv_body(int s, int stype, unsigned char *context)
2005 struct timeval timeout;
2006 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2009 struct timeval *timeoutp;
2012 buf = app_malloc(bufsize, "server buffer");
2014 if (!BIO_socket_nbio(s, 1))
2015 ERR_print_errors(bio_err);
2017 BIO_printf(bio_err, "Turned on non blocking io\n");
2023 if (s_tlsextdebug) {
2024 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2025 SSL_set_tlsext_debug_arg(con, bio_s_out);
2029 && !SSL_set_session_id_context(con,
2030 context, strlen((char *)context))) {
2031 BIO_printf(bio_err, "Error setting session id context\n");
2036 if (!SSL_clear(con)) {
2037 BIO_printf(bio_err, "Error clearing SSL connection\n");
2041 #ifndef OPENSSL_NO_DTLS
2042 if (stype == SOCK_DGRAM) {
2044 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
2046 if (enable_timeouts) {
2048 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
2049 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
2052 timeout.tv_usec = DGRAM_SND_TIMEOUT;
2053 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
2057 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
2058 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
2059 DTLS_get_link_min_mtu(con));
2064 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
2065 if (!DTLS_set_link_mtu(con, socket_mtu)) {
2066 BIO_printf(bio_err, "Failed to set MTU\n");
2072 /* want to do MTU discovery */
2073 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
2075 /* turn on cookie exchange */
2076 SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE);
2079 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2084 test = BIO_new(BIO_f_nbio_test());
2085 sbio = BIO_push(test, sbio);
2088 SSL_set_bio(con, sbio, sbio);
2089 SSL_set_accept_state(con);
2090 /* SSL_set_fd(con,s); */
2093 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
2094 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
2097 #ifndef OPENSSL_NO_SSL_TRACE
2099 SSL_set_msg_callback(con, SSL_trace);
2102 SSL_set_msg_callback(con, msg_cb);
2103 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2106 if (s_tlsextdebug) {
2107 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2108 SSL_set_tlsext_debug_arg(con, bio_s_out);
2113 int read_from_terminal;
2114 int read_from_sslcon;
2116 read_from_terminal = 0;
2117 read_from_sslcon = SSL_has_pending(con)
2118 || (async && SSL_waiting_for_async(con));
2120 if (!read_from_sslcon) {
2122 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
2123 openssl_fdset(fileno(stdin), &readfds);
2125 openssl_fdset(s, &readfds);
2127 * Note: under VMS with SOCKETSHR the second parameter is
2128 * currently of type (int *) whereas under other systems it is
2129 * (void *) if you don't have a cast it will choke the compiler:
2130 * if you do have a cast then you can either go for (int *) or
2133 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2135 * Under DOS (non-djgpp) and Windows we can't select on stdin:
2136 * only on sockets. As a workaround we timeout the select every
2137 * second and check for any keypress. In a proper Windows
2138 * application we wouldn't do this because it is inefficient.
2142 i = select(width, (void *)&readfds, NULL, NULL, &tv);
2143 if (has_stdin_waiting())
2144 read_from_terminal = 1;
2145 if ((i < 0) || (!i && !read_from_terminal))
2148 if ((SSL_version(con) == DTLS1_VERSION) &&
2149 DTLSv1_get_timeout(con, &timeout))
2150 timeoutp = &timeout;
2154 i = select(width, (void *)&readfds, NULL, NULL, timeoutp);
2156 if ((SSL_version(con) == DTLS1_VERSION)
2157 && DTLSv1_handle_timeout(con) > 0) {
2158 BIO_printf(bio_err, "TIMEOUT occurred\n");
2163 if (FD_ISSET(fileno(stdin), &readfds))
2164 read_from_terminal = 1;
2166 if (FD_ISSET(s, &readfds))
2167 read_from_sslcon = 1;
2169 if (read_from_terminal) {
2173 i = raw_read_stdin(buf, bufsize / 2);
2175 /* both loops are skipped when i <= 0 */
2176 for (j = 0; j < i; j++)
2179 for (j = i - 1; j >= 0; j--) {
2180 buf[j + lf_num] = buf[j];
2181 if (buf[j] == '\n') {
2184 buf[j + lf_num] = '\r';
2187 assert(lf_num == 0);
2189 i = raw_read_stdin(buf, bufsize);
2190 if (!s_quiet && !s_brief) {
2191 if ((i <= 0) || (buf[0] == 'Q')) {
2192 BIO_printf(bio_s_out, "DONE\n");
2193 (void)BIO_flush(bio_s_out);
2195 close_accept_socket();
2199 if ((i <= 0) || (buf[0] == 'q')) {
2200 BIO_printf(bio_s_out, "DONE\n");
2201 (void)BIO_flush(bio_s_out);
2202 if (SSL_version(con) != DTLS1_VERSION)
2205 * close_accept_socket(); ret= -11;
2209 #ifndef OPENSSL_NO_HEARTBEATS
2210 if ((buf[0] == 'B') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2211 BIO_printf(bio_err, "HEARTBEATING\n");
2217 if ((buf[0] == 'r') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2218 SSL_renegotiate(con);
2219 i = SSL_do_handshake(con);
2220 printf("SSL_do_handshake -> %d\n", i);
2224 * strcpy(buf,"server side RE-NEGOTIATE\n");
2227 if ((buf[0] == 'R') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2229 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
2231 SSL_renegotiate(con);
2232 i = SSL_do_handshake(con);
2233 printf("SSL_do_handshake -> %d\n", i);
2237 * strcpy(buf,"server side RE-NEGOTIATE asking for client
2241 if (buf[0] == 'P') {
2242 static const char *str = "Lets print some clear text\n";
2243 BIO_write(SSL_get_wbio(con), str, strlen(str));
2245 if (buf[0] == 'S') {
2246 print_stats(bio_s_out, SSL_get_SSL_CTX(con));
2249 #ifdef CHARSET_EBCDIC
2250 ebcdic2ascii(buf, buf, i);
2254 /* should do a select for the write */
2257 if (++count == 100) {
2259 SSL_renegotiate(con);
2262 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2263 #ifndef OPENSSL_NO_SRP
2264 while (SSL_get_error(con, k) == SSL_ERROR_WANT_X509_LOOKUP) {
2265 BIO_printf(bio_s_out, "LOOKUP renego during write\n");
2266 SRP_user_pwd_free(srp_callback_parm.user);
2267 srp_callback_parm.user =
2268 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2269 srp_callback_parm.login);
2270 if (srp_callback_parm.user)
2271 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2272 srp_callback_parm.user->info);
2274 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2275 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2278 switch (SSL_get_error(con, k)) {
2279 case SSL_ERROR_NONE:
2281 case SSL_ERROR_WANT_ASYNC:
2282 BIO_printf(bio_s_out, "Write BLOCK (Async)\n");
2283 (void)BIO_flush(bio_s_out);
2284 wait_for_async(con);
2286 case SSL_ERROR_WANT_WRITE:
2287 case SSL_ERROR_WANT_READ:
2288 case SSL_ERROR_WANT_X509_LOOKUP:
2289 BIO_printf(bio_s_out, "Write BLOCK\n");
2290 (void)BIO_flush(bio_s_out);
2292 case SSL_ERROR_WANT_ASYNC_JOB:
2294 * This shouldn't ever happen in s_server. Treat as an error
2296 case SSL_ERROR_SYSCALL:
2298 BIO_printf(bio_s_out, "ERROR\n");
2299 (void)BIO_flush(bio_s_out);
2300 ERR_print_errors(bio_err);
2304 case SSL_ERROR_ZERO_RETURN:
2305 BIO_printf(bio_s_out, "DONE\n");
2306 (void)BIO_flush(bio_s_out);
2318 if (read_from_sslcon) {
2320 * init_ssl_connection handles all async events itself so if we're
2321 * waiting for async then we shouldn't go back into
2322 * init_ssl_connection
2324 if ((!async || !SSL_waiting_for_async(con))
2325 && !SSL_is_init_finished(con)) {
2326 i = init_ssl_connection(con);
2331 } else if (i == 0) {
2337 i = SSL_read(con, (char *)buf, bufsize);
2338 #ifndef OPENSSL_NO_SRP
2339 while (SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2340 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2341 SRP_user_pwd_free(srp_callback_parm.user);
2342 srp_callback_parm.user =
2343 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2344 srp_callback_parm.login);
2345 if (srp_callback_parm.user)
2346 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2347 srp_callback_parm.user->info);
2349 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2350 i = SSL_read(con, (char *)buf, bufsize);
2353 switch (SSL_get_error(con, i)) {
2354 case SSL_ERROR_NONE:
2355 #ifdef CHARSET_EBCDIC
2356 ascii2ebcdic(buf, buf, i);
2358 raw_write_stdout(buf, (unsigned int)i);
2359 (void)BIO_flush(bio_s_out);
2360 if (SSL_has_pending(con))
2363 case SSL_ERROR_WANT_ASYNC:
2364 BIO_printf(bio_s_out, "Read BLOCK (Async)\n");
2365 (void)BIO_flush(bio_s_out);
2366 wait_for_async(con);
2368 case SSL_ERROR_WANT_WRITE:
2369 case SSL_ERROR_WANT_READ:
2370 BIO_printf(bio_s_out, "Read BLOCK\n");
2371 (void)BIO_flush(bio_s_out);
2373 case SSL_ERROR_WANT_ASYNC_JOB:
2375 * This shouldn't ever happen in s_server. Treat as an error
2377 case SSL_ERROR_SYSCALL:
2379 BIO_printf(bio_s_out, "ERROR\n");
2380 (void)BIO_flush(bio_s_out);
2381 ERR_print_errors(bio_err);
2384 case SSL_ERROR_ZERO_RETURN:
2385 BIO_printf(bio_s_out, "DONE\n");
2386 (void)BIO_flush(bio_s_out);
2395 BIO_printf(bio_s_out, "shutting down SSL\n");
2396 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
2399 BIO_printf(bio_s_out, "CONNECTION CLOSED\n");
2400 OPENSSL_clear_free(buf, bufsize);
2402 BIO_printf(bio_s_out, "ACCEPT\n");
2403 (void)BIO_flush(bio_s_out);
2407 static void close_accept_socket(void)
2409 BIO_printf(bio_err, "shutdown accept socket\n");
2410 if (accept_socket >= 0) {
2411 BIO_closesocket(accept_socket);
2415 static int init_ssl_connection(SSL *con)
2422 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2423 const unsigned char *next_proto_neg;
2424 unsigned next_proto_neg_len;
2426 unsigned char *exportedkeymat;
2429 #ifndef OPENSSL_NO_DTLS
2431 BIO_ADDR *client = NULL;
2433 if ((client = BIO_ADDR_new()) == NULL) {
2434 BIO_printf(bio_err, "ERROR - memory\n");
2437 i = DTLSv1_listen(con, client);
2442 wbio = SSL_get_wbio(con);
2444 BIO_get_fd(wbio, &fd);
2447 if (!wbio || BIO_connect(fd, client, 0) == 0) {
2448 BIO_printf(bio_err, "ERROR - unable to connect\n");
2449 BIO_ADDR_free(client);
2452 BIO_ADDR_free(client);
2454 i = SSL_accept(con);
2456 BIO_ADDR_free(client);
2462 i = SSL_accept(con);
2465 retry = BIO_sock_should_retry(i);
2466 #ifdef CERT_CB_TEST_RETRY
2468 while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP
2469 && SSL_get_state(con) == TLS_ST_SR_CLNT_HELLO) {
2471 "LOOKUP from certificate callback during accept\n");
2472 i = SSL_accept(con);
2474 retry = BIO_sock_should_retry(i);
2479 #ifndef OPENSSL_NO_SRP
2480 while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2481 BIO_printf(bio_s_out, "LOOKUP during accept %s\n",
2482 srp_callback_parm.login);
2483 SRP_user_pwd_free(srp_callback_parm.user);
2484 srp_callback_parm.user =
2485 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2486 srp_callback_parm.login);
2487 if (srp_callback_parm.user)
2488 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2489 srp_callback_parm.user->info);
2491 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2492 i = SSL_accept(con);
2494 retry = BIO_sock_should_retry(i);
2497 } while (i < 0 && SSL_waiting_for_async(con));
2500 if ((dtlslisten && i == 0)
2501 || (!dtlslisten && retry)) {
2502 BIO_printf(bio_s_out, "DELAY\n");
2506 BIO_printf(bio_err, "ERROR\n");
2508 verify_err = SSL_get_verify_result(con);
2509 if (verify_err != X509_V_OK) {
2510 BIO_printf(bio_err, "verify error:%s\n",
2511 X509_verify_cert_error_string(verify_err));
2513 /* Always print any error messages */
2514 ERR_print_errors(bio_err);
2519 print_ssl_summary(con);
2521 PEM_write_bio_SSL_SESSION(bio_s_out, SSL_get_session(con));
2523 peer = SSL_get_peer_certificate(con);
2525 BIO_printf(bio_s_out, "Client certificate\n");
2526 PEM_write_bio_X509(bio_s_out, peer);
2527 X509_NAME_oneline(X509_get_subject_name(peer), buf, sizeof buf);
2528 BIO_printf(bio_s_out, "subject=%s\n", buf);
2529 X509_NAME_oneline(X509_get_issuer_name(peer), buf, sizeof buf);
2530 BIO_printf(bio_s_out, "issuer=%s\n", buf);
2535 if (SSL_get_shared_ciphers(con, buf, sizeof buf) != NULL)
2536 BIO_printf(bio_s_out, "Shared ciphers:%s\n", buf);
2537 str = SSL_CIPHER_get_name(SSL_get_current_cipher(con));
2538 ssl_print_sigalgs(bio_s_out, con);
2539 #ifndef OPENSSL_NO_EC
2540 ssl_print_point_formats(bio_s_out, con);
2541 ssl_print_curves(bio_s_out, con, 0);
2543 BIO_printf(bio_s_out, "CIPHER is %s\n", (str != NULL) ? str : "(NONE)");
2545 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2546 SSL_get0_next_proto_negotiated(con, &next_proto_neg, &next_proto_neg_len);
2547 if (next_proto_neg) {
2548 BIO_printf(bio_s_out, "NEXTPROTO is ");
2549 BIO_write(bio_s_out, next_proto_neg, next_proto_neg_len);
2550 BIO_printf(bio_s_out, "\n");
2553 #ifndef OPENSSL_NO_SRTP
2555 SRTP_PROTECTION_PROFILE *srtp_profile
2556 = SSL_get_selected_srtp_profile(con);
2559 BIO_printf(bio_s_out, "SRTP Extension negotiated, profile=%s\n",
2560 srtp_profile->name);
2563 if (SSL_session_reused(con))
2564 BIO_printf(bio_s_out, "Reused session-id\n");
2565 BIO_printf(bio_s_out, "Secure Renegotiation IS%s supported\n",
2566 SSL_get_secure_renegotiation_support(con) ? "" : " NOT");
2567 if (keymatexportlabel != NULL) {
2568 BIO_printf(bio_s_out, "Keying material exporter:\n");
2569 BIO_printf(bio_s_out, " Label: '%s'\n", keymatexportlabel);
2570 BIO_printf(bio_s_out, " Length: %i bytes\n", keymatexportlen);
2571 exportedkeymat = app_malloc(keymatexportlen, "export key");
2572 if (!SSL_export_keying_material(con, exportedkeymat,
2575 strlen(keymatexportlabel),
2577 BIO_printf(bio_s_out, " Error\n");
2579 BIO_printf(bio_s_out, " Keying material: ");
2580 for (i = 0; i < keymatexportlen; i++)
2581 BIO_printf(bio_s_out, "%02X", exportedkeymat[i]);
2582 BIO_printf(bio_s_out, "\n");
2584 OPENSSL_free(exportedkeymat);
2587 (void)BIO_flush(bio_s_out);
2591 #ifndef OPENSSL_NO_DH
2592 static DH *load_dh_param(const char *dhfile)
2597 if ((bio = BIO_new_file(dhfile, "r")) == NULL)
2599 ret = PEM_read_bio_DHparams(bio, NULL, NULL, NULL);
2606 static int www_body(int s, int stype, unsigned char *context)
2612 const SSL_CIPHER *c;
2613 BIO *io, *ssl_bio, *sbio;
2615 int total_bytes = 0;
2620 /* Set width for a select call if needed */
2623 buf = app_malloc(bufsize, "server www buffer");
2624 io = BIO_new(BIO_f_buffer());
2625 ssl_bio = BIO_new(BIO_f_ssl());
2626 if ((io == NULL) || (ssl_bio == NULL))
2630 if (!BIO_socket_nbio(s, 1))
2631 ERR_print_errors(bio_err);
2633 BIO_printf(bio_err, "Turned on non blocking io\n");
2636 /* lets make the output buffer a reasonable size */
2637 if (!BIO_set_write_buffer_size(io, bufsize))
2640 if ((con = SSL_new(ctx)) == NULL)
2643 if (s_tlsextdebug) {
2644 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2645 SSL_set_tlsext_debug_arg(con, bio_s_out);
2648 if (context && !SSL_set_session_id_context(con, context,
2649 strlen((char *)context)))
2652 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2656 test = BIO_new(BIO_f_nbio_test());
2657 sbio = BIO_push(test, sbio);
2659 SSL_set_bio(con, sbio, sbio);
2660 SSL_set_accept_state(con);
2662 /* SSL_set_fd(con,s); */
2663 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
2664 BIO_push(io, ssl_bio);
2665 #ifdef CHARSET_EBCDIC
2666 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
2670 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
2671 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
2674 #ifndef OPENSSL_NO_SSL_TRACE
2676 SSL_set_msg_callback(con, SSL_trace);
2679 SSL_set_msg_callback(con, msg_cb);
2680 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2684 i = BIO_gets(io, buf, bufsize - 1);
2685 if (i < 0) { /* error */
2686 if (!BIO_should_retry(io) && !SSL_waiting_for_async(con)) {
2688 ERR_print_errors(bio_err);
2691 BIO_printf(bio_s_out, "read R BLOCK\n");
2692 #ifndef OPENSSL_NO_SRP
2693 if (BIO_should_io_special(io)
2694 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
2695 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2696 SRP_user_pwd_free(srp_callback_parm.user);
2697 srp_callback_parm.user =
2698 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2699 srp_callback_parm.login);
2700 if (srp_callback_parm.user)
2701 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2702 srp_callback_parm.user->info);
2704 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2708 #if !defined(OPENSSL_SYS_MSDOS)
2713 } else if (i == 0) { /* end of input */
2718 /* else we have data */
2719 if (((www == 1) && (strncmp("GET ", buf, 4) == 0)) ||
2720 ((www == 2) && (strncmp("GET /stats ", buf, 11) == 0))) {
2723 STACK_OF(SSL_CIPHER) *sk;
2724 static const char *space = " ";
2726 if (www == 1 && strncmp("GET /reneg", buf, 10) == 0) {
2727 if (strncmp("GET /renegcert", buf, 14) == 0)
2729 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
2731 i = SSL_renegotiate(con);
2732 BIO_printf(bio_s_out, "SSL_renegotiate -> %d\n", i);
2733 /* Send the HelloRequest */
2734 i = SSL_do_handshake(con);
2736 BIO_printf(bio_s_out, "SSL_do_handshake() Retval %d\n",
2737 SSL_get_error(con, i));
2738 ERR_print_errors(bio_err);
2741 /* Wait for a ClientHello to come back */
2743 openssl_fdset(s, &readfds);
2744 i = select(width, (void *)&readfds, NULL, NULL, NULL);
2745 if (i <= 0 || !FD_ISSET(s, &readfds)) {
2746 BIO_printf(bio_s_out, "Error waiting for client response\n");
2747 ERR_print_errors(bio_err);
2751 * We're not actually expecting any data here and we ignore
2752 * any that is sent. This is just to force the handshake that
2753 * we're expecting to come from the client. If they haven't
2754 * sent one there's not much we can do.
2756 BIO_gets(io, buf, bufsize - 1);
2760 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2761 BIO_puts(io, "<HTML><BODY BGCOLOR=\"#ffffff\">\n");
2762 BIO_puts(io, "<pre>\n");
2763 /* BIO_puts(io, OpenSSL_version(OPENSSL_VERSION)); */
2765 for (i = 0; i < local_argc; i++) {
2767 for (myp = local_argv[i]; *myp; myp++)
2770 BIO_puts(io, "<");
2773 BIO_puts(io, ">");
2776 BIO_puts(io, "&");
2779 BIO_write(io, myp, 1);
2782 BIO_write(io, " ", 1);
2787 "Secure Renegotiation IS%s supported\n",
2788 SSL_get_secure_renegotiation_support(con) ?
2792 * The following is evil and should not really be done
2794 BIO_printf(io, "Ciphers supported in s_server binary\n");
2795 sk = SSL_get_ciphers(con);
2796 j = sk_SSL_CIPHER_num(sk);
2797 for (i = 0; i < j; i++) {
2798 c = sk_SSL_CIPHER_value(sk, i);
2799 BIO_printf(io, "%-11s:%-25s ",
2800 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2801 if ((((i + 1) % 2) == 0) && (i + 1 != j))
2805 p = SSL_get_shared_ciphers(con, buf, bufsize);
2808 "---\nCiphers common between both SSL end points:\n");
2812 BIO_write(io, space, 26 - j);
2815 BIO_write(io, ((i % 3) ? " " : "\n"), 1);
2817 BIO_write(io, p, 1);
2824 ssl_print_sigalgs(io, con);
2825 #ifndef OPENSSL_NO_EC
2826 ssl_print_curves(io, con, 0);
2828 BIO_printf(io, (SSL_session_reused(con)
2829 ? "---\nReused, " : "---\nNew, "));
2830 c = SSL_get_current_cipher(con);
2831 BIO_printf(io, "%s, Cipher is %s\n",
2832 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2833 SSL_SESSION_print(io, SSL_get_session(con));
2834 BIO_printf(io, "---\n");
2835 print_stats(io, SSL_get_SSL_CTX(con));
2836 BIO_printf(io, "---\n");
2837 peer = SSL_get_peer_certificate(con);
2839 BIO_printf(io, "Client certificate\n");
2840 X509_print(io, peer);
2841 PEM_write_bio_X509(io, peer);
2845 BIO_puts(io, "no client certificate available\n");
2846 BIO_puts(io, "</BODY></HTML>\r\n\r\n");
2848 } else if ((www == 2 || www == 3)
2849 && (strncmp("GET /", buf, 5) == 0)) {
2852 static const char *text =
2853 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
2859 for (e = p; *e != '\0'; e++) {
2865 dot = (e[0] == '.') ? 2 : 0;
2868 dot = (e[0] == '.') ? 3 : 0;
2871 dot = (e[0] == '/') ? -1 : 0;
2875 dot = (e[0] == '/') ? 1 : 0;
2877 dot = (dot == 3) || (dot == -1); /* filename contains ".."
2882 BIO_printf(io, "'%s' is an invalid file name\r\n", p);
2889 BIO_printf(io, "'%s' contains '..' reference\r\n", p);
2895 BIO_printf(io, "'%s' is an invalid path\r\n", p);
2899 /* if a directory, do the index thang */
2900 if (app_isdir(p) > 0) {
2902 BIO_printf(io, "'%s' is a directory\r\n", p);
2906 if ((file = BIO_new_file(p, "r")) == NULL) {
2908 BIO_printf(io, "Error opening '%s'\r\n", p);
2909 ERR_print_errors(io);
2914 BIO_printf(bio_err, "FILE:%s\n", p);
2918 if (((i > 5) && (strcmp(&(p[i - 5]), ".html") == 0)) ||
2919 ((i > 4) && (strcmp(&(p[i - 4]), ".php") == 0)) ||
2920 ((i > 4) && (strcmp(&(p[i - 4]), ".htm") == 0)))
2922 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2925 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n");
2929 i = BIO_read(file, buf, bufsize);
2935 BIO_printf(bio_err, "%d\n", i);
2936 if (total_bytes > 3 * 1024) {
2938 BIO_printf(bio_err, "RENEGOTIATE\n");
2939 SSL_renegotiate(con);
2943 for (j = 0; j < i;) {
2946 if (++count == 13) {
2947 SSL_renegotiate(con);
2950 k = BIO_write(io, &(buf[j]), i - j);
2952 if (!BIO_should_retry(io) && !SSL_waiting_for_async(con))
2955 BIO_printf(bio_s_out, "rwrite W BLOCK\n");
2969 i = (int)BIO_flush(io);
2971 if (!BIO_should_retry(io))
2977 /* make sure we re-use sessions */
2978 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
2982 BIO_printf(bio_s_out, "ACCEPT\n");
2988 static int rev_body(int s, int stype, unsigned char *context)
2994 BIO *io, *ssl_bio, *sbio;
2996 buf = app_malloc(bufsize, "server rev buffer");
2997 io = BIO_new(BIO_f_buffer());
2998 ssl_bio = BIO_new(BIO_f_ssl());
2999 if ((io == NULL) || (ssl_bio == NULL))
3002 /* lets make the output buffer a reasonable size */
3003 if (!BIO_set_write_buffer_size(io, bufsize))
3006 if ((con = SSL_new(ctx)) == NULL)
3009 if (s_tlsextdebug) {
3010 SSL_set_tlsext_debug_callback(con, tlsext_cb);
3011 SSL_set_tlsext_debug_arg(con, bio_s_out);
3014 && !SSL_set_session_id_context(con, context, strlen((char *)context))) {
3015 ERR_print_errors(bio_err);
3019 sbio = BIO_new_socket(s, BIO_NOCLOSE);
3020 SSL_set_bio(con, sbio, sbio);
3021 SSL_set_accept_state(con);
3023 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
3024 BIO_push(io, ssl_bio);
3025 #ifdef CHARSET_EBCDIC
3026 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
3030 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
3031 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
3034 #ifndef OPENSSL_NO_SSL_TRACE
3036 SSL_set_msg_callback(con, SSL_trace);
3039 SSL_set_msg_callback(con, msg_cb);
3040 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
3044 i = BIO_do_handshake(io);
3047 if (!BIO_should_retry(io)) {
3048 BIO_puts(bio_err, "CONNECTION FAILURE\n");
3049 ERR_print_errors(bio_err);
3052 #ifndef OPENSSL_NO_SRP
3053 if (BIO_should_io_special(io)
3054 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3055 BIO_printf(bio_s_out, "LOOKUP renego during accept\n");
3056 SRP_user_pwd_free(srp_callback_parm.user);
3057 srp_callback_parm.user =
3058 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
3059 srp_callback_parm.login);
3060 if (srp_callback_parm.user)
3061 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3062 srp_callback_parm.user->info);
3064 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3069 BIO_printf(bio_err, "CONNECTION ESTABLISHED\n");
3070 print_ssl_summary(con);
3073 i = BIO_gets(io, buf, bufsize - 1);
3074 if (i < 0) { /* error */
3075 if (!BIO_should_retry(io)) {
3077 ERR_print_errors(bio_err);
3080 BIO_printf(bio_s_out, "read R BLOCK\n");
3081 #ifndef OPENSSL_NO_SRP
3082 if (BIO_should_io_special(io)
3083 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3084 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
3085 SRP_user_pwd_free(srp_callback_parm.user);
3086 srp_callback_parm.user =
3087 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
3088 srp_callback_parm.login);
3089 if (srp_callback_parm.user)
3090 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3091 srp_callback_parm.user->info);
3093 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3097 #if !defined(OPENSSL_SYS_MSDOS)
3102 } else if (i == 0) { /* end of input */
3104 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3107 char *p = buf + i - 1;
3108 while (i && (*p == '\n' || *p == '\r')) {
3112 if (!s_ign_eof && (i == 5) && (strncmp(buf, "CLOSE", 5) == 0)) {
3114 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3117 BUF_reverse((unsigned char *)buf, NULL, i);
3119 BIO_write(io, buf, i + 1);
3124 if (!BIO_should_retry(io))
3130 /* make sure we re-use sessions */
3131 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
3140 #define MAX_SESSION_ID_ATTEMPTS 10
3141 static int generate_session_id(const SSL *ssl, unsigned char *id,
3142 unsigned int *id_len)
3144 unsigned int count = 0;
3146 if (RAND_bytes(id, *id_len) <= 0)
3149 * Prefix the session_id with the required prefix. NB: If our prefix
3150 * is too long, clip it - but there will be worse effects anyway, eg.
3151 * the server could only possibly create 1 session ID (ie. the
3152 * prefix!) so all future session negotiations will fail due to
3155 memcpy(id, session_id_prefix,
3156 (strlen(session_id_prefix) < *id_len) ?
3157 strlen(session_id_prefix) : *id_len);
3159 while (SSL_has_matching_session_id(ssl, id, *id_len) &&
3160 (++count < MAX_SESSION_ID_ATTEMPTS));
3161 if (count >= MAX_SESSION_ID_ATTEMPTS)
3167 * By default s_server uses an in-memory cache which caches SSL_SESSION
3168 * structures without any serialisation. This hides some bugs which only
3169 * become apparent in deployed servers. By implementing a basic external
3170 * session cache some issues can be debugged using s_server.
3173 typedef struct simple_ssl_session_st {
3178 struct simple_ssl_session_st *next;
3179 } simple_ssl_session;
3181 static simple_ssl_session *first = NULL;
3183 static int add_session(SSL *ssl, SSL_SESSION *session)
3185 simple_ssl_session *sess = app_malloc(sizeof(*sess), "get session");
3188 SSL_SESSION_get_id(session, &sess->idlen);
3189 sess->derlen = i2d_SSL_SESSION(session, NULL);
3190 if (sess->derlen < 0) {
3191 BIO_printf(bio_err, "Error encoding session\n");
3196 sess->id = OPENSSL_memdup(SSL_SESSION_get_id(session, NULL), sess->idlen);
3197 sess->der = app_malloc(sess->derlen, "get session buffer");
3199 BIO_printf(bio_err, "Out of memory adding to external cache\n");
3200 OPENSSL_free(sess->id);
3201 OPENSSL_free(sess->der);
3207 /* Assume it still works. */
3208 if (i2d_SSL_SESSION(session, &p) != sess->derlen) {
3209 BIO_printf(bio_err, "Unexpected session encoding length\n");
3210 OPENSSL_free(sess->id);
3211 OPENSSL_free(sess->der);
3218 BIO_printf(bio_err, "New session added to external cache\n");
3222 static SSL_SESSION *get_session(SSL *ssl, const unsigned char *id, int idlen,
3225 simple_ssl_session *sess;
3227 for (sess = first; sess; sess = sess->next) {
3228 if (idlen == (int)sess->idlen && !memcmp(sess->id, id, idlen)) {
3229 const unsigned char *p = sess->der;
3230 BIO_printf(bio_err, "Lookup session: cache hit\n");
3231 return d2i_SSL_SESSION(NULL, &p, sess->derlen);
3234 BIO_printf(bio_err, "Lookup session: cache miss\n");
3238 static void del_session(SSL_CTX *sctx, SSL_SESSION *session)
3240 simple_ssl_session *sess, *prev = NULL;
3241 const unsigned char *id;
3243 id = SSL_SESSION_get_id(session, &idlen);
3244 for (sess = first; sess; sess = sess->next) {
3245 if (idlen == sess->idlen && !memcmp(sess->id, id, idlen)) {
3247 prev->next = sess->next;
3250 OPENSSL_free(sess->id);
3251 OPENSSL_free(sess->der);
3259 static void init_session_cache_ctx(SSL_CTX *sctx)
3261 SSL_CTX_set_session_cache_mode(sctx,
3262 SSL_SESS_CACHE_NO_INTERNAL |
3263 SSL_SESS_CACHE_SERVER);
3264 SSL_CTX_sess_set_new_cb(sctx, add_session);
3265 SSL_CTX_sess_set_get_cb(sctx, get_session);
3266 SSL_CTX_sess_set_remove_cb(sctx, del_session);
3269 static void free_sessions(void)
3271 simple_ssl_session *sess, *tsess;
3272 for (sess = first; sess;) {
3273 OPENSSL_free(sess->id);
3274 OPENSSL_free(sess->der);
3277 OPENSSL_free(tsess);
3282 #endif /* OPENSSL_NO_SOCK */