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
46 #include <openssl/async.h>
48 #include <openssl/e_os2.h>
50 #ifndef OPENSSL_NO_SOCK
53 * With IPv6, it looks like Digital has mixed up the proper order of
54 * recursive header file inclusion, resulting in the compiler complaining
55 * that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which is
56 * needed to have fileno() declared correctly... So let's define u_int
58 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
60 typedef unsigned int u_int;
63 #include <openssl/lhash.h>
64 #include <openssl/bn.h>
67 #include <openssl/err.h>
68 #include <openssl/pem.h>
69 #include <openssl/x509.h>
70 #include <openssl/ssl.h>
71 #include <openssl/rand.h>
72 #include <openssl/ocsp.h>
74 # include <openssl/dh.h>
76 #ifndef OPENSSL_NO_RSA
77 # include <openssl/rsa.h>
79 #ifndef OPENSSL_NO_SRP
80 # include <openssl/srp.h>
85 #include <openssl/ebcdic.h>
88 static int not_resumable_sess_cb(SSL *s, int is_forward_secure);
89 static int sv_body(int s, int stype, unsigned char *context);
90 static int www_body(int s, int stype, unsigned char *context);
91 static int rev_body(int s, int stype, unsigned char *context);
92 static void close_accept_socket(void);
93 static int init_ssl_connection(SSL *s);
94 static void print_stats(BIO *bp, SSL_CTX *ctx);
95 static int generate_session_id(const SSL *ssl, unsigned char *id,
96 unsigned int *id_len);
97 static void init_session_cache_ctx(SSL_CTX *sctx);
98 static void free_sessions(void);
100 static DH *load_dh_param(const char *dhfile);
103 static void s_server_init(void);
105 /* static int load_CA(SSL_CTX *ctx, char *file);*/
108 #define BUFSIZZ 16*1024
109 static int bufsize = BUFSIZZ;
110 static int accept_socket = -1;
112 #define TEST_CERT "server.pem"
113 #define TEST_CERT2 "server2.pem"
115 extern int verify_depth, verify_return_error, verify_quiet;
117 static int s_server_verify = SSL_VERIFY_NONE;
118 static int s_server_session_id_context = 1; /* anything will do */
119 static const char *s_cert_file = TEST_CERT, *s_key_file =
120 NULL, *s_chain_file = NULL;
122 static const char *s_cert_file2 = TEST_CERT2, *s_key_file2 = NULL;
123 static char *s_dcert_file = NULL, *s_dkey_file = NULL, *s_dchain_file = NULL;
124 static int s_nbio = 0;
125 static int s_nbio_test = 0;
126 static int s_crlf = 0;
127 static SSL_CTX *ctx = NULL;
128 static SSL_CTX *ctx2 = NULL;
131 static BIO *bio_s_out = NULL;
132 static BIO *bio_s_msg = NULL;
133 static int s_debug = 0;
134 static int s_tlsextdebug = 0;
135 static int s_tlsextstatus = 0;
136 static int no_resume_ephemeral = 0;
137 static int s_msg = 0;
138 static int s_quiet = 0;
139 static int s_ign_eof = 0;
140 static int s_brief = 0;
142 static char *keymatexportlabel = NULL;
143 static int keymatexportlen = 20;
145 static int async = 0;
146 static unsigned int split_send_fragment = 0;
147 static unsigned int max_pipelines = 0;
149 #ifndef OPENSSL_NO_ENGINE
150 static char *engine_id = NULL;
152 static const char *session_id_prefix = NULL;
154 #ifndef OPENSSL_NO_DTLS
155 static int enable_timeouts = 0;
156 static long socket_mtu;
157 static int cert_chain = 0;
159 static int dtlslisten = 0;
161 static BIO *serverinfo_in = NULL;
162 static const char *s_serverinfo_file = NULL;
164 #ifndef OPENSSL_NO_PSK
165 static char *psk_identity = "Client_identity";
166 char *psk_key = NULL; /* by default PSK is not used */
168 static unsigned int psk_server_cb(SSL *ssl, const char *identity,
170 unsigned int max_psk_len)
172 unsigned int psk_len = 0;
177 BIO_printf(bio_s_out, "psk_server_cb\n");
179 BIO_printf(bio_err, "Error: client did not send PSK identity\n");
183 BIO_printf(bio_s_out, "identity_len=%d identity=%s\n",
184 (int)strlen(identity), identity);
186 /* here we could lookup the given identity e.g. from a database */
187 if (strcmp(identity, psk_identity) != 0) {
188 BIO_printf(bio_s_out, "PSK error: client identity not found"
189 " (got '%s' expected '%s')\n", identity, psk_identity);
193 BIO_printf(bio_s_out, "PSK client identity found\n");
195 /* convert the PSK key to binary */
196 ret = BN_hex2bn(&bn, psk_key);
198 BIO_printf(bio_err, "Could not convert PSK key '%s' to BIGNUM\n",
203 if (BN_num_bytes(bn) > (int)max_psk_len) {
205 "psk buffer of callback is too small (%d) for key (%d)\n",
206 max_psk_len, BN_num_bytes(bn));
211 ret = BN_bn2bin(bn, psk);
216 psk_len = (unsigned int)ret;
219 BIO_printf(bio_s_out, "fetched PSK len=%d\n", psk_len);
223 BIO_printf(bio_err, "Error in PSK server callback\n");
224 (void)BIO_flush(bio_err);
225 (void)BIO_flush(bio_s_out);
230 #ifndef OPENSSL_NO_SRP
231 /* This is a context that we pass to callbacks */
232 typedef struct srpsrvparm_st {
239 * This callback pretends to require some asynchronous logic in order to
240 * obtain a verifier. When the callback is called for a new connection we
241 * return with a negative value. This will provoke the accept etc to return
242 * with an LOOKUP_X509. The main logic of the reinvokes the suspended call
243 * (which would normally occur after a worker has finished) and we set the
246 static int ssl_srp_server_param_cb(SSL *s, int *ad, void *arg)
248 srpsrvparm *p = (srpsrvparm *) arg;
249 int ret = SSL3_AL_FATAL;
251 if (p->login == NULL && p->user == NULL) {
252 p->login = SSL_get_srp_username(s);
253 BIO_printf(bio_err, "SRP username = \"%s\"\n", p->login);
257 if (p->user == NULL) {
258 BIO_printf(bio_err, "User %s doesn't exist\n", p->login);
262 if (SSL_set_srp_server_param
263 (s, p->user->N, p->user->g, p->user->s, p->user->v,
264 p->user->info) < 0) {
265 *ad = SSL_AD_INTERNAL_ERROR;
269 "SRP parameters set: username = \"%s\" info=\"%s\" \n",
270 p->login, p->user->info);
271 ret = SSL_ERROR_NONE;
274 SRP_user_pwd_free(p->user);
282 static void s_server_init(void)
286 s_server_verify = SSL_VERIFY_NONE;
289 s_dchain_file = NULL;
290 s_cert_file = TEST_CERT;
293 s_cert_file2 = TEST_CERT2;
306 split_send_fragment = 0;
308 #ifndef OPENSSL_NO_ENGINE
313 static int local_argc = 0;
314 static char **local_argv;
316 #ifdef CHARSET_EBCDIC
317 static int ebcdic_new(BIO *bi);
318 static int ebcdic_free(BIO *a);
319 static int ebcdic_read(BIO *b, char *out, int outl);
320 static int ebcdic_write(BIO *b, const char *in, int inl);
321 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr);
322 static int ebcdic_gets(BIO *bp, char *buf, int size);
323 static int ebcdic_puts(BIO *bp, const char *str);
325 # define BIO_TYPE_EBCDIC_FILTER (18|0x0200)
326 static BIO_METHOD *methods_ebcdic = NULL;
328 /* This struct is "unwarranted chumminess with the compiler." */
334 static const BIO_METHOD *BIO_f_ebcdic_filter()
336 if (methods_ebcdic == NULL) {
337 methods_ebcdic = BIO_meth_new(BIO_TYPE_EBCDIC_FILTER,
338 "EBCDIC/ASCII filter");
339 if ( methods_ebcdic == NULL
340 || !BIO_meth_set_write(methods_ebcdic, ebcdic_write)
341 || !BIO_meth_set_read(methods_ebcdic, ebcdic_read)
342 || !BIO_meth_set_puts(methods_ebcdic, ebcdic_puts)
343 || !BIO_meth_set_gets(methods_ebcdic, ebcdic_gets)
344 || !BIO_meth_set_ctrl(methods_ebcdic, ebcdic_ctrl)
345 || !BIO_meth_set_create(methods_ebcdic, ebcdic_new)
346 || !BIO_meth_set_destroy(methods_ebcdic, ebcdic_free))
349 return methods_ebcdic;
352 static int ebcdic_new(BIO *bi)
354 EBCDIC_OUTBUFF *wbuf;
356 wbuf = app_malloc(sizeof(*wbuf) + 1024, "ebcdic wbuf");
357 wbuf->alloced = 1024;
358 wbuf->buff[0] = '\0';
360 BIO_set_data(bi, wbuf);
365 static int ebcdic_free(BIO *a)
367 EBCDIC_OUTBUFF *wbuf;
371 wbuf = BIO_get_data(a);
373 BIO_set_data(a, NULL);
379 static int ebcdic_read(BIO *b, char *out, int outl)
382 BIO *next = BIO_next(b);
384 if (out == NULL || outl == 0)
389 ret = BIO_read(next, out, outl);
391 ascii2ebcdic(out, out, ret);
395 static int ebcdic_write(BIO *b, const char *in, int inl)
397 EBCDIC_OUTBUFF *wbuf;
398 BIO *next = BIO_next(b);
402 if ((in == NULL) || (inl <= 0))
407 wbuf = (EBCDIC_OUTBUFF *) BIO_get_data(b);
409 if (inl > (num = wbuf->alloced)) {
410 num = num + num; /* double the size */
414 wbuf = app_malloc(sizeof(*wbuf) + num, "grow ebcdic wbuf");
417 wbuf->buff[0] = '\0';
419 BIO_set_data(b, wbuf);
422 ebcdic2ascii(wbuf->buff, in, inl);
424 ret = BIO_write(next, wbuf->buff, inl);
429 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr)
432 BIO *next = BIO_next(b);
441 ret = BIO_ctrl(next, cmd, num, ptr);
447 static int ebcdic_gets(BIO *bp, char *buf, int size)
450 BIO *next = BIO_next(bp);
454 /* return(BIO_gets(bp->next_bio,buf,size));*/
455 for (i = 0; i < size - 1; ++i) {
456 ret = ebcdic_read(bp, &buf[i], 1);
459 else if (buf[i] == '\n') {
466 return (ret < 0 && i == 0) ? ret : i;
469 static int ebcdic_puts(BIO *bp, const char *str)
471 if (BIO_next(bp) == NULL)
473 return ebcdic_write(bp, str, strlen(str));
477 /* This is a context that we pass to callbacks */
478 typedef struct tlsextctx_st {
484 static int ssl_servername_cb(SSL *s, int *ad, void *arg)
486 tlsextctx *p = (tlsextctx *) arg;
487 const char *servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
488 if (servername && p->biodebug)
489 BIO_printf(p->biodebug, "Hostname in TLS extension: \"%s\"\n",
493 return SSL_TLSEXT_ERR_NOACK;
496 if (strcasecmp(servername, p->servername))
497 return p->extension_error;
499 BIO_printf(p->biodebug, "Switching server context.\n");
500 SSL_set_SSL_CTX(s, ctx2);
503 return SSL_TLSEXT_ERR_OK;
506 /* Structure passed to cert status callback */
508 typedef struct tlsextstatusctx_st {
509 /* Default responder to use */
510 char *host, *path, *port;
516 static tlsextstatusctx tlscstatp = { NULL, NULL, NULL, 0, -1, 0 };
518 #ifndef OPENSSL_NO_OCSP
520 * Certificate Status callback. This is called when a client includes a
521 * certificate status request extension. This is a simplified version. It
522 * examines certificates each time and makes one OCSP responder query for
523 * each request. A full version would store details such as the OCSP
524 * certificate IDs and minimise the number of OCSP responses by caching them
525 * until they were considered "expired".
528 static int cert_status_cb(SSL *s, void *arg)
530 tlsextstatusctx *srctx = arg;
531 char *host = NULL, *port = NULL, *path = NULL;
533 unsigned char *rspder = NULL;
535 STACK_OF(OPENSSL_STRING) *aia = NULL;
537 X509_STORE_CTX *inctx = NULL;
539 OCSP_REQUEST *req = NULL;
540 OCSP_RESPONSE *resp = NULL;
541 OCSP_CERTID *id = NULL;
542 STACK_OF(X509_EXTENSION) *exts;
543 int ret = SSL_TLSEXT_ERR_NOACK;
547 BIO_puts(bio_err, "cert_status: callback called\n");
548 /* Build up OCSP query from server certificate */
549 x = SSL_get_certificate(s);
550 aia = X509_get1_ocsp(x);
552 if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia, 0),
553 &host, &port, &path, &use_ssl)) {
554 BIO_puts(bio_err, "cert_status: can't parse AIA URL\n");
558 BIO_printf(bio_err, "cert_status: AIA URL: %s\n",
559 sk_OPENSSL_STRING_value(aia, 0));
563 "cert_status: no AIA and no default responder URL\n");
569 use_ssl = srctx->use_ssl;
572 inctx = X509_STORE_CTX_new();
575 if (!X509_STORE_CTX_init(inctx,
576 SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)),
579 obj = X509_STORE_CTX_get_obj_by_subject(inctx, X509_LU_X509,
580 X509_get_issuer_name(x));
582 BIO_puts(bio_err, "cert_status: Can't retrieve issuer certificate.\n");
585 req = OCSP_REQUEST_new();
588 id = OCSP_cert_to_id(NULL, x, X509_OBJECT_get0_X509(obj));
589 X509_OBJECT_free(obj);
592 if (!OCSP_request_add0_id(req, id))
595 /* Add any extensions to the request */
596 SSL_get_tlsext_status_exts(s, &exts);
597 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
598 X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
599 if (!OCSP_REQUEST_add_ext(req, ext, -1))
602 resp = process_responder(req, host, path, port, use_ssl, NULL,
605 BIO_puts(bio_err, "cert_status: error querying responder\n");
608 rspderlen = i2d_OCSP_RESPONSE(resp, &rspder);
611 SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen);
612 if (srctx->verbose) {
613 BIO_puts(bio_err, "cert_status: ocsp response sent:\n");
614 OCSP_RESPONSE_print(bio_err, resp, 2);
616 ret = SSL_TLSEXT_ERR_OK;
620 ret = SSL_TLSEXT_ERR_ALERT_FATAL;
622 if (ret != SSL_TLSEXT_ERR_OK)
623 ERR_print_errors(bio_err);
628 X509_email_free(aia);
630 OCSP_CERTID_free(id);
631 OCSP_REQUEST_free(req);
632 OCSP_RESPONSE_free(resp);
633 X509_STORE_CTX_free(inctx);
638 #ifndef OPENSSL_NO_NEXTPROTONEG
639 /* This is the context that we pass to next_proto_cb */
640 typedef struct tlsextnextprotoctx_st {
643 } tlsextnextprotoctx;
645 static int next_proto_cb(SSL *s, const unsigned char **data,
646 unsigned int *len, void *arg)
648 tlsextnextprotoctx *next_proto = arg;
650 *data = next_proto->data;
651 *len = next_proto->len;
653 return SSL_TLSEXT_ERR_OK;
655 #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
657 /* This the context that we pass to alpn_cb */
658 typedef struct tlsextalpnctx_st {
663 static int alpn_cb(SSL *s, const unsigned char **out, unsigned char *outlen,
664 const unsigned char *in, unsigned int inlen, void *arg)
666 tlsextalpnctx *alpn_ctx = arg;
669 /* We can assume that |in| is syntactically valid. */
671 BIO_printf(bio_s_out, "ALPN protocols advertised by the client: ");
672 for (i = 0; i < inlen;) {
674 BIO_write(bio_s_out, ", ", 2);
675 BIO_write(bio_s_out, &in[i + 1], in[i]);
678 BIO_write(bio_s_out, "\n", 1);
681 if (SSL_select_next_proto
682 ((unsigned char **)out, outlen, alpn_ctx->data, alpn_ctx->len, in,
683 inlen) != OPENSSL_NPN_NEGOTIATED) {
684 return SSL_TLSEXT_ERR_NOACK;
688 BIO_printf(bio_s_out, "ALPN protocols selected: ");
689 BIO_write(bio_s_out, *out, *outlen);
690 BIO_write(bio_s_out, "\n", 1);
693 return SSL_TLSEXT_ERR_OK;
696 static int not_resumable_sess_cb(SSL *s, int is_forward_secure)
698 /* disable resumption for sessions with forward secure ciphers */
699 return is_forward_secure;
702 #ifndef OPENSSL_NO_SRP
703 static srpsrvparm srp_callback_parm;
705 #ifndef OPENSSL_NO_SRTP
706 static char *srtp_profiles = NULL;
709 typedef enum OPTION_choice {
710 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, OPT_ENGINE,
711 OPT_4, OPT_6, OPT_ACCEPT, OPT_PORT, OPT_UNIX, OPT_UNLINK, OPT_NACCEPT,
712 OPT_VERIFY, OPT_UPPER_V_VERIFY, OPT_CONTEXT, OPT_CERT, OPT_CRL,
713 OPT_CRL_DOWNLOAD, OPT_SERVERINFO, OPT_CERTFORM, OPT_KEY, OPT_KEYFORM,
714 OPT_PASS, OPT_CERT_CHAIN, OPT_DHPARAM, OPT_DCERTFORM, OPT_DCERT,
715 OPT_DKEYFORM, OPT_DPASS, OPT_DKEY, OPT_DCERT_CHAIN, OPT_NOCERT,
716 OPT_CAPATH, OPT_NOCAPATH, OPT_CHAINCAPATH, OPT_VERIFYCAPATH, OPT_NO_CACHE,
717 OPT_EXT_CACHE, OPT_CRLFORM, OPT_VERIFY_RET_ERROR, OPT_VERIFY_QUIET,
718 OPT_BUILD_CHAIN, OPT_CAFILE, OPT_NOCAFILE, OPT_CHAINCAFILE,
719 OPT_VERIFYCAFILE, OPT_NBIO, OPT_NBIO_TEST, OPT_IGN_EOF, OPT_NO_IGN_EOF,
720 OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_STATUS_VERBOSE,
721 OPT_STATUS_TIMEOUT, OPT_STATUS_URL, OPT_MSG, OPT_MSGFILE, OPT_TRACE,
722 OPT_SECURITY_DEBUG, OPT_SECURITY_DEBUG_VERBOSE, OPT_STATE, OPT_CRLF,
723 OPT_QUIET, OPT_BRIEF, OPT_NO_DHE,
724 OPT_NO_RESUME_EPHEMERAL, OPT_PSK_HINT, OPT_PSK, OPT_SRPVFILE,
725 OPT_SRPUSERSEED, OPT_REV, OPT_WWW, OPT_UPPER_WWW, OPT_HTTP, OPT_ASYNC,
726 OPT_SSL_CONFIG, OPT_SPLIT_SEND_FRAG, OPT_MAX_PIPELINES, OPT_READ_BUF,
727 OPT_SSL3, OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1,
728 OPT_DTLS1_2, OPT_TIMEOUT, OPT_MTU, OPT_CHAIN, OPT_LISTEN,
729 OPT_ID_PREFIX, OPT_RAND, OPT_SERVERNAME, OPT_SERVERNAME_FATAL,
730 OPT_CERT2, OPT_KEY2, OPT_NEXTPROTONEG, OPT_ALPN,
731 OPT_SRTP_PROFILES, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN,
737 OPTIONS s_server_options[] = {
738 {"help", OPT_HELP, '-', "Display this summary"},
739 {"port", OPT_PORT, 'p',
740 "TCP/IP port to listen on for connections (default is " PORT ")"},
741 {"accept", OPT_ACCEPT, 's',
742 "TCP/IP optional host and port to accept on (default is " PORT ")"},
744 {"unix", OPT_UNIX, 's', "Unix domain socket to accept on"},
746 {"4", OPT_4, '-', "Use IPv4 only"},
747 {"6", OPT_6, '-', "Use IPv6 only"},
749 {"unlink", OPT_UNLINK, '-', "For -unix, unlink existing socket first"},
751 {"context", OPT_CONTEXT, 's', "Set session ID context"},
752 {"verify", OPT_VERIFY, 'n', "Turn on peer certificate verification"},
753 {"Verify", OPT_UPPER_V_VERIFY, 'n',
754 "Turn on peer certificate verification, must have a cert"},
755 {"cert", OPT_CERT, '<', "Certificate file to use; default is " TEST_CERT},
756 {"naccept", OPT_NACCEPT, 'p', "Terminate after pnum connections"},
757 {"serverinfo", OPT_SERVERINFO, 's',
758 "PEM serverinfo file for certificate"},
759 {"certform", OPT_CERTFORM, 'F',
760 "Certificate format (PEM or DER) PEM default"},
761 {"key", OPT_KEY, '<',
762 "Private Key if not in -cert; default is " TEST_CERT},
763 {"keyform", OPT_KEYFORM, 'f',
764 "Key format (PEM, DER or ENGINE) PEM default"},
765 {"pass", OPT_PASS, 's', "Private key file pass phrase source"},
766 {"dcert", OPT_DCERT, '<',
767 "Second certificate file to use (usually for DSA)"},
768 {"dcertform", OPT_DCERTFORM, 'F',
769 "Second certificate format (PEM or DER) PEM default"},
770 {"dkey", OPT_DKEY, '<',
771 "Second private key file to use (usually for DSA)"},
772 {"dkeyform", OPT_DKEYFORM, 'F',
773 "Second key format (PEM, DER or ENGINE) PEM default"},
774 {"dpass", OPT_DPASS, 's', "Second private key file pass phrase source"},
775 {"nbio_test", OPT_NBIO_TEST, '-', "Test with the non-blocking test bio"},
776 {"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"},
777 {"debug", OPT_DEBUG, '-', "Print more output"},
778 {"msg", OPT_MSG, '-', "Show protocol messages"},
779 {"msgfile", OPT_MSGFILE, '>',
780 "File to send output of -msg or -trace, instead of stdout"},
781 {"state", OPT_STATE, '-', "Print the SSL states"},
782 {"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"},
783 {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
784 {"no-CAfile", OPT_NOCAFILE, '-',
785 "Do not load the default certificates file"},
786 {"no-CApath", OPT_NOCAPATH, '-',
787 "Do not load certificates from the default certificates directory"},
788 {"nocert", OPT_NOCERT, '-', "Don't use any certificates (Anon-DH)"},
789 {"quiet", OPT_QUIET, '-', "No server output"},
790 {"no_resume_ephemeral", OPT_NO_RESUME_EPHEMERAL, '-',
791 "Disable caching and tickets if ephemeral (EC)DH is used"},
792 {"www", OPT_WWW, '-', "Respond to a 'GET /' with a status page"},
793 {"WWW", OPT_UPPER_WWW, '-', "Respond to a 'GET with the file ./path"},
794 {"servername", OPT_SERVERNAME, 's',
795 "Servername for HostName TLS extension"},
796 {"servername_fatal", OPT_SERVERNAME_FATAL, '-',
797 "mismatch send fatal alert (default warning alert)"},
798 {"cert2", OPT_CERT2, '<',
799 "Certificate file to use for servername; default is" TEST_CERT2},
800 {"key2", OPT_KEY2, '<',
801 "-Private Key file to use for servername if not in -cert2"},
802 {"tlsextdebug", OPT_TLSEXTDEBUG, '-',
803 "Hex dump of all TLS extensions received"},
804 {"HTTP", OPT_HTTP, '-', "Like -WWW but ./path incluedes HTTP headers"},
805 {"id_prefix", OPT_ID_PREFIX, 's',
806 "Generate SSL/TLS session IDs prefixed by arg"},
807 {"rand", OPT_RAND, 's',
808 "Load the file(s) into the random number generator"},
809 {"keymatexport", OPT_KEYMATEXPORT, 's',
810 "Export keying material using label"},
811 {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p',
812 "Export len bytes of keying material (default 20)"},
813 {"CRL", OPT_CRL, '<', "CRL file to use"},
814 {"crl_download", OPT_CRL_DOWNLOAD, '-',
815 "Download CRL from distribution points"},
816 {"cert_chain", OPT_CERT_CHAIN, '<',
817 "certificate chain file in PEM format"},
818 {"dcert_chain", OPT_DCERT_CHAIN, '<',
819 "second certificate chain file in PEM format"},
820 {"chainCApath", OPT_CHAINCAPATH, '/',
821 "use dir as certificate store path to build CA certificate chain"},
822 {"verifyCApath", OPT_VERIFYCAPATH, '/',
823 "use dir as certificate store path to verify CA certificate"},
824 {"no_cache", OPT_NO_CACHE, '-', "Disable session cache"},
825 {"ext_cache", OPT_EXT_CACHE, '-',
826 "Disable internal cache, setup and use external cache"},
827 {"CRLform", OPT_CRLFORM, 'F', "CRL format (PEM or DER) PEM is default" },
828 {"verify_return_error", OPT_VERIFY_RET_ERROR, '-',
829 "Close connection on verification error"},
830 {"verify_quiet", OPT_VERIFY_QUIET, '-',
831 "No verify output except verify errors"},
832 {"build_chain", OPT_BUILD_CHAIN, '-', "Build certificate chain"},
833 {"chainCAfile", OPT_CHAINCAFILE, '<',
834 "CA file for certificate chain (PEM format)"},
835 {"verifyCAfile", OPT_VERIFYCAFILE, '<',
836 "CA file for certificate verification (PEM format)"},
837 {"ign_eof", OPT_IGN_EOF, '-', "ignore input eof (default when -quiet)"},
838 {"no_ign_eof", OPT_NO_IGN_EOF, '-', "Do not ignore input eof"},
839 #ifndef OPENSSL_NO_OCSP
840 {"status", OPT_STATUS, '-', "Request certificate status from server"},
841 {"status_verbose", OPT_STATUS_VERBOSE, '-',
842 "Print more output in certificate status callback"},
843 {"status_timeout", OPT_STATUS_TIMEOUT, 'n',
844 "Status request responder timeout"},
845 {"status_url", OPT_STATUS_URL, 's', "Status request fallback URL"},
847 #ifndef OPENSSL_NO_SSL_TRACE
848 {"trace", OPT_TRACE, '-', "trace protocol messages"},
850 {"security_debug", OPT_SECURITY_DEBUG, '-',
851 "Print output from SSL/TLS security framework"},
852 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-',
853 "Print more output from SSL/TLS security framework"},
854 {"brief", OPT_BRIEF, '-', \
855 "Restrict output to brief summary of connection parameters"},
856 {"rev", OPT_REV, '-',
857 "act as a simple test server which just sends back with the received text reversed"},
858 {"async", OPT_ASYNC, '-', "Operate in asynchronous mode"},
859 {"ssl_config", OPT_SSL_CONFIG, 's', \
860 "Configure SSL_CTX using the configuration 'val'"},
861 {"split_send_frag", OPT_SPLIT_SEND_FRAG, 'n',
862 "Size used to split data for encrypt pipelines"},
863 {"max_pipelines", OPT_MAX_PIPELINES, 'n',
864 "Maximum number of encrypt/decrypt pipelines to be used"},
865 {"read_buf", OPT_READ_BUF, 'n',
866 "Default read buffer size to be used for connections"},
870 {"nbio", OPT_NBIO, '-', "Use non-blocking IO"},
871 #ifndef OPENSSL_NO_PSK
872 {"psk_hint", OPT_PSK_HINT, 's', "PSK identity hint to use"},
873 {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"},
875 #ifndef OPENSSL_NO_SRP
876 {"srpvfile", OPT_SRPVFILE, '<', "The verifier file for SRP"},
877 {"srpuserseed", OPT_SRPUSERSEED, 's',
878 "A seed string for a default user salt"},
880 #ifndef OPENSSL_NO_SSL3
881 {"ssl3", OPT_SSL3, '-', "Just talk SSLv3"},
883 #ifndef OPENSSL_NO_TLS1
884 {"tls1", OPT_TLS1, '-', "Just talk TLSv1"},
886 #ifndef OPENSSL_NO_TLS1_1
887 {"tls1_1", OPT_TLS1_1, '-', "Just talk TLSv1.1"},
889 #ifndef OPENSSL_NO_TLS1_2
890 {"tls1_2", OPT_TLS1_2, '-', "just talk TLSv1.2"},
892 #ifndef OPENSSL_NO_DTLS
893 {"dtls", OPT_DTLS, '-', "Use any DTLS version"},
894 {"timeout", OPT_TIMEOUT, '-', "Enable timeouts"},
895 {"mtu", OPT_MTU, 'p', "Set link layer MTU"},
896 {"chain", OPT_CHAIN, '-', "Read a certificate chain"},
897 {"listen", OPT_LISTEN, '-',
898 "Listen for a DTLS ClientHello with a cookie and then connect"},
900 #ifndef OPENSSL_NO_DTLS1
901 {"dtls1", OPT_DTLS1, '-', "Just talk DTLSv1"},
903 #ifndef OPENSSL_NO_DTLS1_2
904 {"dtls1_2", OPT_DTLS1_2, '-', "Just talk DTLSv1.2"},
906 #ifndef OPENSSL_NO_DH
907 {"no_dhe", OPT_NO_DHE, '-', "Disable ephemeral DH"},
909 #ifndef OPENSSL_NO_NEXTPROTONEG
910 {"nextprotoneg", OPT_NEXTPROTONEG, 's',
911 "Set the advertised protocols for the NPN extension (comma-separated list)"},
913 #ifndef OPENSSL_NO_SRTP
914 {"use_srtp", OPT_SRTP_PROFILES, 's',
915 "Offer SRTP key management with a colon-separated profile list"},
917 {"alpn", OPT_ALPN, 's',
918 "Set the advertised protocols for the ALPN extension (comma-separated list)"},
919 #ifndef OPENSSL_NO_ENGINE
920 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
925 int s_server_main(int argc, char *argv[])
928 EVP_PKEY *s_key = NULL, *s_dkey = NULL;
929 SSL_CONF_CTX *cctx = NULL;
930 const SSL_METHOD *meth = TLS_server_method();
931 SSL_EXCERT *exc = NULL;
932 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
933 STACK_OF(X509) *s_chain = NULL, *s_dchain = NULL;
934 STACK_OF(X509_CRL) *crls = NULL;
935 X509 *s_cert = NULL, *s_dcert = NULL;
936 X509_VERIFY_PARAM *vpm = NULL;
937 char *CApath = NULL, *CAfile = NULL, *chCApath = NULL, *chCAfile = NULL;
938 #ifndef OPENSSL_NO_DH
941 char *dpassarg = NULL, *dpass = NULL, *inrand = NULL;
942 char *passarg = NULL, *pass = NULL, *vfyCApath = NULL, *vfyCAfile = NULL;
943 char *crl_file = NULL, *prog;
944 #ifndef OPENSSL_NO_PSK
948 int unlink_unix_path = 0;
950 do_server_cb server_cb;
951 int vpmtouched = 0, build_chain = 0, no_cache = 0, ext_cache = 0;
952 #ifndef OPENSSL_NO_DH
955 int nocert = 0, ret = 1;
956 int noCApath = 0, noCAfile = 0;
957 int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM;
958 int s_dcert_format = FORMAT_PEM, s_dkey_format = FORMAT_PEM;
959 int rev = 0, naccept = -1, sdebug = 0;
960 int socket_family = AF_UNSPEC, socket_type = SOCK_STREAM;
961 int state = 0, crl_format = FORMAT_PEM, crl_download = 0;
963 char *port = BUF_strdup(PORT);
964 unsigned char *context = NULL;
966 EVP_PKEY *s_key2 = NULL;
967 X509 *s_cert2 = NULL;
968 tlsextctx tlsextcbp = { NULL, NULL, SSL_TLSEXT_ERR_ALERT_WARNING };
969 const char *ssl_config = NULL;
970 int read_buf_len = 0;
971 #ifndef OPENSSL_NO_NEXTPROTONEG
972 const char *next_proto_neg_in = NULL;
973 tlsextnextprotoctx next_proto = { NULL, 0 };
975 const char *alpn_in = NULL;
976 tlsextalpnctx alpn_ctx = { NULL, 0 };
977 #ifndef OPENSSL_NO_PSK
978 /* by default do not send a PSK identity hint */
979 static char *psk_identity_hint = NULL;
981 #ifndef OPENSSL_NO_SRP
982 char *srpuserseed = NULL;
983 char *srp_verifier_file = NULL;
985 int min_version = 0, max_version = 0;
991 cctx = SSL_CONF_CTX_new();
992 vpm = X509_VERIFY_PARAM_new();
993 if (cctx == NULL || vpm == NULL)
995 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_SERVER | SSL_CONF_FLAG_CMDLINE);
997 prog = opt_init(argc, argv, s_server_options);
998 while ((o = opt_next()) != OPT_EOF) {
1003 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
1006 opt_help(s_server_options);
1012 if (socket_family == AF_UNIX) {
1013 OPENSSL_free(host); host = NULL;
1014 OPENSSL_free(port); port = NULL;
1017 socket_family = AF_INET;
1023 if (socket_family == AF_UNIX) {
1024 OPENSSL_free(host); host = NULL;
1025 OPENSSL_free(port); port = NULL;
1028 socket_family = AF_INET6;
1031 BIO_printf(bio_err, "%s: IPv6 domain sockets unsupported\n", prog);
1037 if (socket_family == AF_UNIX) {
1038 socket_family = AF_UNSPEC;
1041 OPENSSL_free(port); port = NULL;
1042 OPENSSL_free(host); host = NULL;
1043 if (BIO_parse_hostserv(opt_arg(), NULL, &port, BIO_PARSE_PRIO_SERV) < 1) {
1045 "%s: -port argument malformed or ambiguous\n",
1052 if (socket_family == AF_UNIX) {
1053 socket_family = AF_UNSPEC;
1056 OPENSSL_free(port); port = NULL;
1057 OPENSSL_free(host); host = NULL;
1058 if (BIO_parse_hostserv(opt_arg(), &host, &port, BIO_PARSE_PRIO_SERV) < 1) {
1060 "%s: -accept argument malformed or ambiguous\n",
1067 socket_family = AF_UNIX;
1068 OPENSSL_free(host); host = BUF_strdup(opt_arg());
1069 OPENSSL_free(port); port = NULL;
1072 unlink_unix_path = 1;
1076 naccept = atol(opt_arg());
1079 s_server_verify = SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE;
1080 verify_depth = atoi(opt_arg());
1082 BIO_printf(bio_err, "verify depth is %d\n", verify_depth);
1084 case OPT_UPPER_V_VERIFY:
1086 SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT |
1087 SSL_VERIFY_CLIENT_ONCE;
1088 verify_depth = atoi(opt_arg());
1091 "verify depth is %d, must return a certificate\n",
1095 context = (unsigned char *)opt_arg();
1098 s_cert_file = opt_arg();
1101 crl_file = opt_arg();
1103 case OPT_CRL_DOWNLOAD:
1106 case OPT_SERVERINFO:
1107 s_serverinfo_file = opt_arg();
1110 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_cert_format))
1114 s_key_file = opt_arg();
1117 if (!opt_format(opt_arg(), OPT_FMT_ANY, &s_key_format))
1121 passarg = opt_arg();
1123 case OPT_CERT_CHAIN:
1124 s_chain_file = opt_arg();
1127 #ifndef OPENSSL_NO_DH
1132 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_dcert_format))
1136 s_dcert_file = opt_arg();
1139 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_dkey_format))
1143 dpassarg = opt_arg();
1146 s_dkey_file = opt_arg();
1148 case OPT_DCERT_CHAIN:
1149 s_dchain_file = opt_arg();
1160 case OPT_CHAINCAPATH:
1161 chCApath = opt_arg();
1163 case OPT_VERIFYCAPATH:
1164 vfyCApath = opt_arg();
1173 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
1177 if (ssl_args == NULL)
1178 ssl_args = sk_OPENSSL_STRING_new_null();
1179 if (ssl_args == NULL
1180 || !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
1181 || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
1182 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1187 if (!opt_verify(o, vpm))
1192 if (!args_excert(o, &exc))
1195 case OPT_VERIFY_RET_ERROR:
1196 verify_return_error = 1;
1198 case OPT_VERIFY_QUIET:
1201 case OPT_BUILD_CHAIN:
1210 case OPT_CHAINCAFILE:
1211 chCAfile = opt_arg();
1213 case OPT_VERIFYCAFILE:
1214 vfyCAfile = opt_arg();
1220 s_nbio = s_nbio_test = 1;
1225 case OPT_NO_IGN_EOF:
1231 case OPT_TLSEXTDEBUG:
1237 case OPT_STATUS_VERBOSE:
1238 s_tlsextstatus = tlscstatp.verbose = 1;
1240 case OPT_STATUS_TIMEOUT:
1242 tlscstatp.timeout = atoi(opt_arg());
1244 case OPT_STATUS_URL:
1245 #ifndef OPENSSL_NO_OCSP
1247 if (!OCSP_parse_url(opt_arg(),
1250 &tlscstatp.path, &tlscstatp.use_ssl)) {
1251 BIO_printf(bio_err, "Error parsing URL\n");
1260 bio_s_msg = BIO_new_file(opt_arg(), "w");
1263 #ifndef OPENSSL_NO_SSL_TRACE
1267 case OPT_SECURITY_DEBUG:
1270 case OPT_SECURITY_DEBUG_VERBOSE:
1283 s_quiet = s_brief = verify_quiet = 1;
1286 #ifndef OPENSSL_NO_DH
1290 case OPT_NO_RESUME_EPHEMERAL:
1291 no_resume_ephemeral = 1;
1294 #ifndef OPENSSL_NO_PSK
1295 psk_identity_hint = opt_arg();
1299 #ifndef OPENSSL_NO_PSK
1300 for (p = psk_key = opt_arg(); *p; p++) {
1301 if (isxdigit(_UC(*p)))
1303 BIO_printf(bio_err, "Not a hex number '%s'\n", *argv);
1309 #ifndef OPENSSL_NO_SRP
1310 srp_verifier_file = opt_arg();
1311 if (min_version < TLS1_VERSION)
1312 min_version = TLS1_VERSION;
1315 case OPT_SRPUSERSEED:
1316 #ifndef OPENSSL_NO_SRP
1317 srpuserseed = opt_arg();
1318 if (min_version < TLS1_VERSION)
1319 min_version = TLS1_VERSION;
1334 case OPT_SSL_CONFIG:
1335 ssl_config = opt_arg();
1338 min_version = SSL3_VERSION;
1339 max_version = SSL3_VERSION;
1342 min_version = TLS1_2_VERSION;
1343 max_version = TLS1_2_VERSION;
1346 min_version = TLS1_1_VERSION;
1347 max_version = TLS1_1_VERSION;
1350 min_version = TLS1_VERSION;
1351 max_version = TLS1_VERSION;
1354 #ifndef OPENSSL_NO_DTLS
1355 meth = DTLS_server_method();
1356 socket_type = SOCK_DGRAM;
1360 #ifndef OPENSSL_NO_DTLS
1361 meth = DTLS_server_method();
1362 min_version = DTLS1_VERSION;
1363 max_version = DTLS1_VERSION;
1364 socket_type = SOCK_DGRAM;
1368 #ifndef OPENSSL_NO_DTLS
1369 meth = DTLS_server_method();
1370 min_version = DTLS1_2_VERSION;
1371 max_version = DTLS1_2_VERSION;
1372 socket_type = SOCK_DGRAM;
1376 #ifndef OPENSSL_NO_DTLS
1377 enable_timeouts = 1;
1381 #ifndef OPENSSL_NO_DTLS
1382 socket_mtu = atol(opt_arg());
1386 #ifndef OPENSSL_NO_DTLS
1391 #ifndef OPENSSL_NO_DTLS
1396 session_id_prefix = opt_arg();
1399 e = setup_engine(opt_arg(), 1);
1404 case OPT_SERVERNAME:
1405 tlsextcbp.servername = opt_arg();
1407 case OPT_SERVERNAME_FATAL:
1408 tlsextcbp.extension_error = SSL_TLSEXT_ERR_ALERT_FATAL;
1411 s_cert_file2 = opt_arg();
1414 s_key_file2 = opt_arg();
1416 case OPT_NEXTPROTONEG:
1417 # ifndef OPENSSL_NO_NEXTPROTONEG
1418 next_proto_neg_in = opt_arg();
1422 alpn_in = opt_arg();
1424 case OPT_SRTP_PROFILES:
1425 #ifndef OPENSSL_NO_SRTP
1426 srtp_profiles = opt_arg();
1429 case OPT_KEYMATEXPORT:
1430 keymatexportlabel = opt_arg();
1432 case OPT_KEYMATEXPORTLEN:
1433 keymatexportlen = atoi(opt_arg());
1438 case OPT_SPLIT_SEND_FRAG:
1439 split_send_fragment = atoi(opt_arg());
1440 if (split_send_fragment == 0) {
1442 * Not allowed - set to a deliberately bad value so we get an
1443 * error message below
1445 split_send_fragment = SSL3_RT_MAX_PLAIN_LENGTH + 1;
1448 case OPT_MAX_PIPELINES:
1449 max_pipelines = atoi(opt_arg());
1452 read_buf_len = atoi(opt_arg());
1457 argc = opt_num_rest();
1460 #ifndef OPENSSL_NO_DTLS
1461 if (www && socket_type == SOCK_DGRAM) {
1462 BIO_printf(bio_err, "Can't use -HTTP, -www or -WWW with DTLS\n");
1466 if (dtlslisten && socket_type != SOCK_DGRAM) {
1467 BIO_printf(bio_err, "Can only use -listen with DTLS\n");
1473 if (socket_family == AF_UNIX && socket_type != SOCK_STREAM) {
1475 "Can't use unix sockets and datagrams together\n");
1480 if (split_send_fragment > SSL3_RT_MAX_PLAIN_LENGTH) {
1481 BIO_printf(bio_err, "Bad split send fragment size\n");
1485 if (max_pipelines > SSL_MAX_PIPELINES) {
1486 BIO_printf(bio_err, "Bad max pipelines value\n");
1490 if (!app_passwd(passarg, dpassarg, &pass, &dpass)) {
1491 BIO_printf(bio_err, "Error getting password\n");
1495 if (s_key_file == NULL)
1496 s_key_file = s_cert_file;
1498 if (s_key_file2 == NULL)
1499 s_key_file2 = s_cert_file2;
1501 if (!load_excert(&exc))
1505 s_key = load_key(s_key_file, s_key_format, 0, pass, e,
1506 "server certificate private key file");
1508 ERR_print_errors(bio_err);
1512 s_cert = load_cert(s_cert_file, s_cert_format,
1513 "server certificate file");
1516 ERR_print_errors(bio_err);
1520 if (!load_certs(s_chain_file, &s_chain, FORMAT_PEM, NULL,
1521 "server certificate chain"))
1525 if (tlsextcbp.servername) {
1526 s_key2 = load_key(s_key_file2, s_key_format, 0, pass, e,
1527 "second server certificate private key file");
1529 ERR_print_errors(bio_err);
1533 s_cert2 = load_cert(s_cert_file2, s_cert_format,
1534 "second server certificate file");
1537 ERR_print_errors(bio_err);
1542 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1543 if (next_proto_neg_in) {
1545 next_proto.data = next_protos_parse(&len, next_proto_neg_in);
1546 if (next_proto.data == NULL)
1548 next_proto.len = len;
1550 next_proto.data = NULL;
1553 alpn_ctx.data = NULL;
1556 alpn_ctx.data = next_protos_parse(&len, alpn_in);
1557 if (alpn_ctx.data == NULL)
1564 crl = load_crl(crl_file, crl_format);
1566 BIO_puts(bio_err, "Error loading CRL\n");
1567 ERR_print_errors(bio_err);
1570 crls = sk_X509_CRL_new_null();
1571 if (!crls || !sk_X509_CRL_push(crls, crl)) {
1572 BIO_puts(bio_err, "Error adding CRL\n");
1573 ERR_print_errors(bio_err);
1581 if (s_dkey_file == NULL)
1582 s_dkey_file = s_dcert_file;
1584 s_dkey = load_key(s_dkey_file, s_dkey_format,
1585 0, dpass, e, "second certificate private key file");
1587 ERR_print_errors(bio_err);
1591 s_dcert = load_cert(s_dcert_file, s_dcert_format,
1592 "second server certificate file");
1595 ERR_print_errors(bio_err);
1598 if (s_dchain_file) {
1599 if (!load_certs(s_dchain_file, &s_dchain, FORMAT_PEM, NULL,
1600 "second server certificate chain"))
1606 if (!app_RAND_load_file(NULL, 1) && inrand == NULL
1607 && !RAND_status()) {
1609 "warning, not much extra random data, consider using the -rand option\n");
1612 BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
1613 app_RAND_load_files(inrand));
1615 if (bio_s_out == NULL) {
1616 if (s_quiet && !s_debug) {
1617 bio_s_out = BIO_new(BIO_s_null());
1618 if (s_msg && !bio_s_msg)
1619 bio_s_msg = dup_bio_out(FORMAT_TEXT);
1621 if (bio_s_out == NULL)
1622 bio_s_out = dup_bio_out(FORMAT_TEXT);
1625 #if !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_EC)
1631 s_dcert_file = NULL;
1633 s_cert_file2 = NULL;
1637 ctx = SSL_CTX_new(meth);
1639 ERR_print_errors(bio_err);
1643 ssl_ctx_security_debug(ctx, sdebug);
1645 if (SSL_CTX_config(ctx, ssl_config) == 0) {
1646 BIO_printf(bio_err, "Error using configuration \"%s\"\n",
1648 ERR_print_errors(bio_err);
1652 if (SSL_CTX_set_min_proto_version(ctx, min_version) == 0)
1654 if (SSL_CTX_set_max_proto_version(ctx, max_version) == 0)
1657 if (session_id_prefix) {
1658 if (strlen(session_id_prefix) >= 32)
1660 "warning: id_prefix is too long, only one new session will be possible\n");
1661 if (!SSL_CTX_set_generate_session_id(ctx, generate_session_id)) {
1662 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1663 ERR_print_errors(bio_err);
1666 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1668 SSL_CTX_set_quiet_shutdown(ctx, 1);
1670 ssl_ctx_set_excert(ctx, exc);
1673 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1675 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_OFF);
1677 init_session_cache_ctx(ctx);
1679 SSL_CTX_sess_set_cache_size(ctx, 128);
1682 SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC);
1684 if (split_send_fragment > 0) {
1685 SSL_CTX_set_split_send_fragment(ctx, split_send_fragment);
1687 if (max_pipelines > 0) {
1688 SSL_CTX_set_max_pipelines(ctx, max_pipelines);
1691 if (read_buf_len > 0) {
1692 SSL_CTX_set_default_read_buffer_len(ctx, read_buf_len);
1695 #ifndef OPENSSL_NO_SRTP
1696 if (srtp_profiles != NULL) {
1697 /* Returns 0 on success! */
1698 if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) {
1699 BIO_printf(bio_err, "Error setting SRTP profile\n");
1700 ERR_print_errors(bio_err);
1706 if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) {
1707 ERR_print_errors(bio_err);
1710 if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) {
1711 BIO_printf(bio_err, "Error setting verify params\n");
1712 ERR_print_errors(bio_err);
1716 ssl_ctx_add_crls(ctx, crls, 0);
1717 if (!config_ctx(cctx, ssl_args, ctx))
1720 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1721 crls, crl_download)) {
1722 BIO_printf(bio_err, "Error loading store locations\n");
1723 ERR_print_errors(bio_err);
1728 ctx2 = SSL_CTX_new(meth);
1730 ERR_print_errors(bio_err);
1736 BIO_printf(bio_s_out, "Setting secondary ctx parameters\n");
1739 ssl_ctx_security_debug(ctx, sdebug);
1741 if (session_id_prefix) {
1742 if (strlen(session_id_prefix) >= 32)
1744 "warning: id_prefix is too long, only one new session will be possible\n");
1745 if (!SSL_CTX_set_generate_session_id(ctx2, generate_session_id)) {
1746 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1747 ERR_print_errors(bio_err);
1750 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1752 SSL_CTX_set_quiet_shutdown(ctx2, 1);
1754 ssl_ctx_set_excert(ctx2, exc);
1757 SSL_CTX_set_info_callback(ctx2, apps_ssl_info_callback);
1760 SSL_CTX_set_session_cache_mode(ctx2, SSL_SESS_CACHE_OFF);
1762 init_session_cache_ctx(ctx2);
1764 SSL_CTX_sess_set_cache_size(ctx2, 128);
1767 SSL_CTX_set_mode(ctx2, SSL_MODE_ASYNC);
1769 if ((!SSL_CTX_load_verify_locations(ctx2, CAfile, CApath)) ||
1770 (!SSL_CTX_set_default_verify_paths(ctx2))) {
1771 ERR_print_errors(bio_err);
1773 if (vpmtouched && !SSL_CTX_set1_param(ctx2, vpm)) {
1774 BIO_printf(bio_err, "Error setting verify params\n");
1775 ERR_print_errors(bio_err);
1779 ssl_ctx_add_crls(ctx2, crls, 0);
1780 if (!config_ctx(cctx, ssl_args, ctx2))
1783 #ifndef OPENSSL_NO_NEXTPROTONEG
1784 if (next_proto.data)
1785 SSL_CTX_set_next_protos_advertised_cb(ctx, next_proto_cb,
1789 SSL_CTX_set_alpn_select_cb(ctx, alpn_cb, &alpn_ctx);
1791 #ifndef OPENSSL_NO_DH
1796 dh = load_dh_param(dhfile);
1797 else if (s_cert_file)
1798 dh = load_dh_param(s_cert_file);
1801 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
1803 BIO_printf(bio_s_out, "Using default temp DH parameters\n");
1805 (void)BIO_flush(bio_s_out);
1808 SSL_CTX_set_dh_auto(ctx, 1);
1809 else if (!SSL_CTX_set_tmp_dh(ctx, dh)) {
1810 BIO_puts(bio_err, "Error setting temp DH parameters\n");
1811 ERR_print_errors(bio_err);
1818 DH *dh2 = load_dh_param(s_cert_file2);
1820 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
1821 (void)BIO_flush(bio_s_out);
1828 SSL_CTX_set_dh_auto(ctx2, 1);
1829 else if (!SSL_CTX_set_tmp_dh(ctx2, dh)) {
1830 BIO_puts(bio_err, "Error setting temp DH parameters\n");
1831 ERR_print_errors(bio_err);
1840 if (!set_cert_key_stuff(ctx, s_cert, s_key, s_chain, build_chain))
1843 if (s_serverinfo_file != NULL
1844 && !SSL_CTX_use_serverinfo_file(ctx, s_serverinfo_file)) {
1845 ERR_print_errors(bio_err);
1849 if (ctx2 && !set_cert_key_stuff(ctx2, s_cert2, s_key2, NULL, build_chain))
1852 if (s_dcert != NULL) {
1853 if (!set_cert_key_stuff(ctx, s_dcert, s_dkey, s_dchain, build_chain))
1857 if (no_resume_ephemeral) {
1858 SSL_CTX_set_not_resumable_session_callback(ctx,
1859 not_resumable_sess_cb);
1862 SSL_CTX_set_not_resumable_session_callback(ctx2,
1863 not_resumable_sess_cb);
1865 #ifndef OPENSSL_NO_PSK
1866 if (psk_key != NULL) {
1868 BIO_printf(bio_s_out,
1869 "PSK key given, setting server callback\n");
1870 SSL_CTX_set_psk_server_callback(ctx, psk_server_cb);
1873 if (!SSL_CTX_use_psk_identity_hint(ctx, psk_identity_hint)) {
1874 BIO_printf(bio_err, "error setting PSK identity hint to context\n");
1875 ERR_print_errors(bio_err);
1880 SSL_CTX_set_verify(ctx, s_server_verify, verify_callback);
1881 if (!SSL_CTX_set_session_id_context(ctx,
1882 (void *)&s_server_session_id_context,
1883 sizeof s_server_session_id_context)) {
1884 BIO_printf(bio_err, "error setting session id context\n");
1885 ERR_print_errors(bio_err);
1889 /* Set DTLS cookie generation and verification callbacks */
1890 SSL_CTX_set_cookie_generate_cb(ctx, generate_cookie_callback);
1891 SSL_CTX_set_cookie_verify_cb(ctx, verify_cookie_callback);
1894 SSL_CTX_set_verify(ctx2, s_server_verify, verify_callback);
1895 if (!SSL_CTX_set_session_id_context(ctx2,
1896 (void *)&s_server_session_id_context,
1897 sizeof s_server_session_id_context)) {
1898 BIO_printf(bio_err, "error setting session id context\n");
1899 ERR_print_errors(bio_err);
1902 tlsextcbp.biodebug = bio_s_out;
1903 SSL_CTX_set_tlsext_servername_callback(ctx2, ssl_servername_cb);
1904 SSL_CTX_set_tlsext_servername_arg(ctx2, &tlsextcbp);
1905 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1906 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1909 #ifndef OPENSSL_NO_SRP
1910 if (srp_verifier_file != NULL) {
1911 srp_callback_parm.vb = SRP_VBASE_new(srpuserseed);
1912 srp_callback_parm.user = NULL;
1913 srp_callback_parm.login = NULL;
1915 SRP_VBASE_init(srp_callback_parm.vb,
1916 srp_verifier_file)) != SRP_NO_ERROR) {
1918 "Cannot initialize SRP verifier file \"%s\":ret=%d\n",
1919 srp_verifier_file, ret);
1922 SSL_CTX_set_verify(ctx, SSL_VERIFY_NONE, verify_callback);
1923 SSL_CTX_set_srp_cb_arg(ctx, &srp_callback_parm);
1924 SSL_CTX_set_srp_username_callback(ctx, ssl_srp_server_param_cb);
1927 if (CAfile != NULL) {
1928 SSL_CTX_set_client_CA_list(ctx, SSL_load_client_CA_file(CAfile));
1931 SSL_CTX_set_client_CA_list(ctx2, SSL_load_client_CA_file(CAfile));
1933 #ifndef OPENSSL_NO_OCSP
1934 if (s_tlsextstatus) {
1935 SSL_CTX_set_tlsext_status_cb(ctx, cert_status_cb);
1936 SSL_CTX_set_tlsext_status_arg(ctx, &tlscstatp);
1938 SSL_CTX_set_tlsext_status_cb(ctx2, cert_status_cb);
1939 SSL_CTX_set_tlsext_status_arg(ctx2, &tlscstatp);
1944 BIO_printf(bio_s_out, "ACCEPT\n");
1945 (void)BIO_flush(bio_s_out);
1947 server_cb = rev_body;
1949 server_cb = www_body;
1951 server_cb = sv_body;
1953 if (socket_family == AF_UNIX
1954 && unlink_unix_path)
1957 do_server(&accept_socket, host, port, socket_family, socket_type,
1958 server_cb, context, naccept);
1959 print_stats(bio_s_out, ctx);
1964 sk_X509_CRL_pop_free(crls, X509_CRL_free);
1966 EVP_PKEY_free(s_key);
1967 EVP_PKEY_free(s_dkey);
1968 sk_X509_pop_free(s_chain, X509_free);
1969 sk_X509_pop_free(s_dchain, X509_free);
1971 OPENSSL_free(dpass);
1974 X509_VERIFY_PARAM_free(vpm);
1976 OPENSSL_free(tlscstatp.host);
1977 OPENSSL_free(tlscstatp.port);
1978 OPENSSL_free(tlscstatp.path);
1981 EVP_PKEY_free(s_key2);
1982 BIO_free(serverinfo_in);
1983 #ifndef OPENSSL_NO_NEXTPROTONEG
1984 OPENSSL_free(next_proto.data);
1986 OPENSSL_free(alpn_ctx.data);
1987 ssl_excert_free(exc);
1988 sk_OPENSSL_STRING_free(ssl_args);
1989 SSL_CONF_CTX_free(cctx);
1990 BIO_free(bio_s_out);
1992 BIO_free(bio_s_msg);
1994 #ifdef CHARSET_EBCDIC
1995 BIO_meth_free(methods_ebcdic);
2000 static void print_stats(BIO *bio, SSL_CTX *ssl_ctx)
2002 BIO_printf(bio, "%4ld items in the session cache\n",
2003 SSL_CTX_sess_number(ssl_ctx));
2004 BIO_printf(bio, "%4ld client connects (SSL_connect())\n",
2005 SSL_CTX_sess_connect(ssl_ctx));
2006 BIO_printf(bio, "%4ld client renegotiates (SSL_connect())\n",
2007 SSL_CTX_sess_connect_renegotiate(ssl_ctx));
2008 BIO_printf(bio, "%4ld client connects that finished\n",
2009 SSL_CTX_sess_connect_good(ssl_ctx));
2010 BIO_printf(bio, "%4ld server accepts (SSL_accept())\n",
2011 SSL_CTX_sess_accept(ssl_ctx));
2012 BIO_printf(bio, "%4ld server renegotiates (SSL_accept())\n",
2013 SSL_CTX_sess_accept_renegotiate(ssl_ctx));
2014 BIO_printf(bio, "%4ld server accepts that finished\n",
2015 SSL_CTX_sess_accept_good(ssl_ctx));
2016 BIO_printf(bio, "%4ld session cache hits\n", SSL_CTX_sess_hits(ssl_ctx));
2017 BIO_printf(bio, "%4ld session cache misses\n",
2018 SSL_CTX_sess_misses(ssl_ctx));
2019 BIO_printf(bio, "%4ld session cache timeouts\n",
2020 SSL_CTX_sess_timeouts(ssl_ctx));
2021 BIO_printf(bio, "%4ld callback cache hits\n",
2022 SSL_CTX_sess_cb_hits(ssl_ctx));
2023 BIO_printf(bio, "%4ld cache full overflows (%ld allowed)\n",
2024 SSL_CTX_sess_cache_full(ssl_ctx),
2025 SSL_CTX_sess_get_cache_size(ssl_ctx));
2028 static int sv_body(int s, int stype, unsigned char *context)
2037 struct timeval timeout;
2038 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2041 struct timeval *timeoutp;
2044 buf = app_malloc(bufsize, "server buffer");
2046 if (!BIO_socket_nbio(s, 1))
2047 ERR_print_errors(bio_err);
2049 BIO_printf(bio_err, "Turned on non blocking io\n");
2055 if (s_tlsextdebug) {
2056 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2057 SSL_set_tlsext_debug_arg(con, bio_s_out);
2061 && !SSL_set_session_id_context(con,
2062 context, strlen((char *)context))) {
2063 BIO_printf(bio_err, "Error setting session id context\n");
2068 if (!SSL_clear(con)) {
2069 BIO_printf(bio_err, "Error clearing SSL connection\n");
2073 #ifndef OPENSSL_NO_DTLS
2074 if (stype == SOCK_DGRAM) {
2076 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
2078 if (enable_timeouts) {
2080 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
2081 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
2084 timeout.tv_usec = DGRAM_SND_TIMEOUT;
2085 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
2089 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
2090 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
2091 DTLS_get_link_min_mtu(con));
2096 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
2097 if (!DTLS_set_link_mtu(con, socket_mtu)) {
2098 BIO_printf(bio_err, "Failed to set MTU\n");
2104 /* want to do MTU discovery */
2105 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
2107 /* turn on cookie exchange */
2108 SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE);
2111 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2116 test = BIO_new(BIO_f_nbio_test());
2117 sbio = BIO_push(test, sbio);
2120 SSL_set_bio(con, sbio, sbio);
2121 SSL_set_accept_state(con);
2122 /* SSL_set_fd(con,s); */
2125 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
2126 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
2129 #ifndef OPENSSL_NO_SSL_TRACE
2131 SSL_set_msg_callback(con, SSL_trace);
2134 SSL_set_msg_callback(con, msg_cb);
2135 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2138 if (s_tlsextdebug) {
2139 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2140 SSL_set_tlsext_debug_arg(con, bio_s_out);
2145 int read_from_terminal;
2146 int read_from_sslcon;
2148 read_from_terminal = 0;
2149 read_from_sslcon = SSL_has_pending(con)
2150 || (async && SSL_waiting_for_async(con));
2152 if (!read_from_sslcon) {
2154 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
2155 openssl_fdset(fileno(stdin), &readfds);
2157 openssl_fdset(s, &readfds);
2159 * Note: under VMS with SOCKETSHR the second parameter is
2160 * currently of type (int *) whereas under other systems it is
2161 * (void *) if you don't have a cast it will choke the compiler:
2162 * if you do have a cast then you can either go for (int *) or
2165 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2167 * Under DOS (non-djgpp) and Windows we can't select on stdin:
2168 * only on sockets. As a workaround we timeout the select every
2169 * second and check for any keypress. In a proper Windows
2170 * application we wouldn't do this because it is inefficient.
2174 i = select(width, (void *)&readfds, NULL, NULL, &tv);
2175 if ((i < 0) || (!i && !_kbhit()))
2178 read_from_terminal = 1;
2180 if ((SSL_version(con) == DTLS1_VERSION) &&
2181 DTLSv1_get_timeout(con, &timeout))
2182 timeoutp = &timeout;
2186 i = select(width, (void *)&readfds, NULL, NULL, timeoutp);
2188 if ((SSL_version(con) == DTLS1_VERSION)
2189 && DTLSv1_handle_timeout(con) > 0) {
2190 BIO_printf(bio_err, "TIMEOUT occurred\n");
2195 if (FD_ISSET(fileno(stdin), &readfds))
2196 read_from_terminal = 1;
2198 if (FD_ISSET(s, &readfds))
2199 read_from_sslcon = 1;
2201 if (read_from_terminal) {
2205 i = raw_read_stdin(buf, bufsize / 2);
2207 /* both loops are skipped when i <= 0 */
2208 for (j = 0; j < i; j++)
2211 for (j = i - 1; j >= 0; j--) {
2212 buf[j + lf_num] = buf[j];
2213 if (buf[j] == '\n') {
2216 buf[j + lf_num] = '\r';
2219 assert(lf_num == 0);
2221 i = raw_read_stdin(buf, bufsize);
2222 if (!s_quiet && !s_brief) {
2223 if ((i <= 0) || (buf[0] == 'Q')) {
2224 BIO_printf(bio_s_out, "DONE\n");
2225 (void)BIO_flush(bio_s_out);
2227 close_accept_socket();
2231 if ((i <= 0) || (buf[0] == 'q')) {
2232 BIO_printf(bio_s_out, "DONE\n");
2233 (void)BIO_flush(bio_s_out);
2234 if (SSL_version(con) != DTLS1_VERSION)
2237 * close_accept_socket(); ret= -11;
2241 #ifndef OPENSSL_NO_HEARTBEATS
2242 if ((buf[0] == 'B') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2243 BIO_printf(bio_err, "HEARTBEATING\n");
2249 if ((buf[0] == 'r') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2250 SSL_renegotiate(con);
2251 i = SSL_do_handshake(con);
2252 printf("SSL_do_handshake -> %d\n", i);
2256 * strcpy(buf,"server side RE-NEGOTIATE\n");
2259 if ((buf[0] == 'R') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2261 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
2263 SSL_renegotiate(con);
2264 i = SSL_do_handshake(con);
2265 printf("SSL_do_handshake -> %d\n", i);
2269 * strcpy(buf,"server side RE-NEGOTIATE asking for client
2273 if (buf[0] == 'P') {
2274 static const char *str = "Lets print some clear text\n";
2275 BIO_write(SSL_get_wbio(con), str, strlen(str));
2277 if (buf[0] == 'S') {
2278 print_stats(bio_s_out, SSL_get_SSL_CTX(con));
2281 #ifdef CHARSET_EBCDIC
2282 ebcdic2ascii(buf, buf, i);
2286 /* should do a select for the write */
2290 if (++count == 100) {
2292 SSL_renegotiate(con);
2296 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2297 #ifndef OPENSSL_NO_SRP
2298 while (SSL_get_error(con, k) == SSL_ERROR_WANT_X509_LOOKUP) {
2299 BIO_printf(bio_s_out, "LOOKUP renego during write\n");
2300 SRP_user_pwd_free(srp_callback_parm.user);
2301 srp_callback_parm.user =
2302 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2303 srp_callback_parm.login);
2304 if (srp_callback_parm.user)
2305 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2306 srp_callback_parm.user->info);
2308 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2309 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2312 switch (SSL_get_error(con, k)) {
2313 case SSL_ERROR_NONE:
2315 case SSL_ERROR_WANT_ASYNC:
2316 BIO_printf(bio_s_out, "Write BLOCK (Async)\n");
2317 wait_for_async(con);
2319 case SSL_ERROR_WANT_WRITE:
2320 case SSL_ERROR_WANT_READ:
2321 case SSL_ERROR_WANT_X509_LOOKUP:
2322 BIO_printf(bio_s_out, "Write BLOCK\n");
2324 case SSL_ERROR_WANT_ASYNC_JOB:
2326 * This shouldn't ever happen in s_server. Treat as an error
2328 case SSL_ERROR_SYSCALL:
2330 BIO_printf(bio_s_out, "ERROR\n");
2331 (void)BIO_flush(bio_s_out);
2332 ERR_print_errors(bio_err);
2336 case SSL_ERROR_ZERO_RETURN:
2337 BIO_printf(bio_s_out, "DONE\n");
2338 (void)BIO_flush(bio_s_out);
2350 if (read_from_sslcon) {
2352 * init_ssl_connection handles all async events itself so if we're
2353 * waiting for async then we shouldn't go back into
2354 * init_ssl_connection
2356 if ((!async || !SSL_waiting_for_async(con))
2357 && !SSL_is_init_finished(con)) {
2358 i = init_ssl_connection(con);
2363 } else if (i == 0) {
2369 i = SSL_read(con, (char *)buf, bufsize);
2370 #ifndef OPENSSL_NO_SRP
2371 while (SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2372 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2373 SRP_user_pwd_free(srp_callback_parm.user);
2374 srp_callback_parm.user =
2375 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2376 srp_callback_parm.login);
2377 if (srp_callback_parm.user)
2378 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2379 srp_callback_parm.user->info);
2381 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2382 i = SSL_read(con, (char *)buf, bufsize);
2385 switch (SSL_get_error(con, i)) {
2386 case SSL_ERROR_NONE:
2387 #ifdef CHARSET_EBCDIC
2388 ascii2ebcdic(buf, buf, i);
2390 raw_write_stdout(buf, (unsigned int)i);
2391 if (SSL_has_pending(con))
2394 case SSL_ERROR_WANT_ASYNC:
2395 BIO_printf(bio_s_out, "Read BLOCK (Async)\n");
2396 wait_for_async(con);
2398 case SSL_ERROR_WANT_WRITE:
2399 case SSL_ERROR_WANT_READ:
2400 BIO_printf(bio_s_out, "Read BLOCK\n");
2402 case SSL_ERROR_WANT_ASYNC_JOB:
2404 * This shouldn't ever happen in s_server. Treat as an error
2406 case SSL_ERROR_SYSCALL:
2408 BIO_printf(bio_s_out, "ERROR\n");
2409 (void)BIO_flush(bio_s_out);
2410 ERR_print_errors(bio_err);
2413 case SSL_ERROR_ZERO_RETURN:
2414 BIO_printf(bio_s_out, "DONE\n");
2415 (void)BIO_flush(bio_s_out);
2424 BIO_printf(bio_s_out, "shutting down SSL\n");
2425 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
2428 BIO_printf(bio_s_out, "CONNECTION CLOSED\n");
2429 OPENSSL_clear_free(buf, bufsize);
2431 BIO_printf(bio_s_out, "ACCEPT\n");
2432 (void)BIO_flush(bio_s_out);
2436 static void close_accept_socket(void)
2438 BIO_printf(bio_err, "shutdown accept socket\n");
2439 if (accept_socket >= 0) {
2440 BIO_closesocket(accept_socket);
2444 static int init_ssl_connection(SSL *con)
2451 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2452 const unsigned char *next_proto_neg;
2453 unsigned next_proto_neg_len;
2455 unsigned char *exportedkeymat;
2457 #ifndef OPENSSL_NO_DTLS
2459 BIO_ADDR *client = NULL;
2461 if ((client = BIO_ADDR_new()) == NULL) {
2462 BIO_printf(bio_err, "ERROR - memory\n");
2465 i = DTLSv1_listen(con, client);
2470 wbio = SSL_get_wbio(con);
2472 BIO_get_fd(wbio, &fd);
2475 if(!wbio || BIO_connect(fd, client, 0) == 0) {
2476 BIO_printf(bio_err, "ERROR - unable to connect\n");
2477 BIO_ADDR_free(client);
2480 BIO_ADDR_free(client);
2482 i = SSL_accept(con);
2488 i = SSL_accept(con);
2490 #ifdef CERT_CB_TEST_RETRY
2492 while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP
2493 && SSL_get_state(con) == TLS_ST_SR_CLNT_HELLO) {
2495 "LOOKUP from certificate callback during accept\n");
2496 i = SSL_accept(con);
2501 #ifndef OPENSSL_NO_SRP
2502 while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2503 BIO_printf(bio_s_out, "LOOKUP during accept %s\n",
2504 srp_callback_parm.login);
2505 SRP_user_pwd_free(srp_callback_parm.user);
2506 srp_callback_parm.user =
2507 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2508 srp_callback_parm.login);
2509 if (srp_callback_parm.user)
2510 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2511 srp_callback_parm.user->info);
2513 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2514 i = SSL_accept(con);
2517 } while (i < 0 && SSL_waiting_for_async(con));
2520 if ((dtlslisten && i == 0)
2521 || (!dtlslisten && BIO_sock_should_retry(i))) {
2522 BIO_printf(bio_s_out, "DELAY\n");
2526 BIO_printf(bio_err, "ERROR\n");
2528 verify_err = SSL_get_verify_result(con);
2529 if (verify_err != X509_V_OK) {
2530 BIO_printf(bio_err, "verify error:%s\n",
2531 X509_verify_cert_error_string(verify_err));
2533 /* Always print any error messages */
2534 ERR_print_errors(bio_err);
2539 print_ssl_summary(con);
2541 PEM_write_bio_SSL_SESSION(bio_s_out, SSL_get_session(con));
2543 peer = SSL_get_peer_certificate(con);
2545 BIO_printf(bio_s_out, "Client certificate\n");
2546 PEM_write_bio_X509(bio_s_out, peer);
2547 X509_NAME_oneline(X509_get_subject_name(peer), buf, sizeof buf);
2548 BIO_printf(bio_s_out, "subject=%s\n", buf);
2549 X509_NAME_oneline(X509_get_issuer_name(peer), buf, sizeof buf);
2550 BIO_printf(bio_s_out, "issuer=%s\n", buf);
2555 if (SSL_get_shared_ciphers(con, buf, sizeof buf) != NULL)
2556 BIO_printf(bio_s_out, "Shared ciphers:%s\n", buf);
2557 str = SSL_CIPHER_get_name(SSL_get_current_cipher(con));
2558 ssl_print_sigalgs(bio_s_out, con);
2559 #ifndef OPENSSL_NO_EC
2560 ssl_print_point_formats(bio_s_out, con);
2561 ssl_print_curves(bio_s_out, con, 0);
2563 BIO_printf(bio_s_out, "CIPHER is %s\n", (str != NULL) ? str : "(NONE)");
2565 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2566 SSL_get0_next_proto_negotiated(con, &next_proto_neg, &next_proto_neg_len);
2567 if (next_proto_neg) {
2568 BIO_printf(bio_s_out, "NEXTPROTO is ");
2569 BIO_write(bio_s_out, next_proto_neg, next_proto_neg_len);
2570 BIO_printf(bio_s_out, "\n");
2573 #ifndef OPENSSL_NO_SRTP
2575 SRTP_PROTECTION_PROFILE *srtp_profile
2576 = SSL_get_selected_srtp_profile(con);
2579 BIO_printf(bio_s_out, "SRTP Extension negotiated, profile=%s\n",
2580 srtp_profile->name);
2583 if (SSL_session_reused(con))
2584 BIO_printf(bio_s_out, "Reused session-id\n");
2585 BIO_printf(bio_s_out, "Secure Renegotiation IS%s supported\n",
2586 SSL_get_secure_renegotiation_support(con) ? "" : " NOT");
2587 if (keymatexportlabel != NULL) {
2588 BIO_printf(bio_s_out, "Keying material exporter:\n");
2589 BIO_printf(bio_s_out, " Label: '%s'\n", keymatexportlabel);
2590 BIO_printf(bio_s_out, " Length: %i bytes\n", keymatexportlen);
2591 exportedkeymat = app_malloc(keymatexportlen, "export key");
2592 if (!SSL_export_keying_material(con, exportedkeymat,
2595 strlen(keymatexportlabel),
2597 BIO_printf(bio_s_out, " Error\n");
2599 BIO_printf(bio_s_out, " Keying material: ");
2600 for (i = 0; i < keymatexportlen; i++)
2601 BIO_printf(bio_s_out, "%02X", exportedkeymat[i]);
2602 BIO_printf(bio_s_out, "\n");
2604 OPENSSL_free(exportedkeymat);
2610 #ifndef OPENSSL_NO_DH
2611 static DH *load_dh_param(const char *dhfile)
2616 if ((bio = BIO_new_file(dhfile, "r")) == NULL)
2618 ret = PEM_read_bio_DHparams(bio, NULL, NULL, NULL);
2625 static int www_body(int s, int stype, unsigned char *context)
2631 const SSL_CIPHER *c;
2632 BIO *io, *ssl_bio, *sbio;
2634 int total_bytes = 0;
2639 /* Set width for a select call if needed */
2642 buf = app_malloc(bufsize, "server www buffer");
2643 io = BIO_new(BIO_f_buffer());
2644 ssl_bio = BIO_new(BIO_f_ssl());
2645 if ((io == NULL) || (ssl_bio == NULL))
2649 if (!BIO_socket_nbio(s, 1))
2650 ERR_print_errors(bio_err);
2652 BIO_printf(bio_err, "Turned on non blocking io\n");
2655 /* lets make the output buffer a reasonable size */
2656 if (!BIO_set_write_buffer_size(io, bufsize))
2659 if ((con = SSL_new(ctx)) == NULL)
2662 if (s_tlsextdebug) {
2663 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2664 SSL_set_tlsext_debug_arg(con, bio_s_out);
2667 if (context && !SSL_set_session_id_context(con, context,
2668 strlen((char *)context)))
2671 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2675 test = BIO_new(BIO_f_nbio_test());
2676 sbio = BIO_push(test, sbio);
2678 SSL_set_bio(con, sbio, sbio);
2679 SSL_set_accept_state(con);
2681 /* SSL_set_fd(con,s); */
2682 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
2683 BIO_push(io, ssl_bio);
2684 #ifdef CHARSET_EBCDIC
2685 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
2689 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
2690 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
2693 #ifndef OPENSSL_NO_SSL_TRACE
2695 SSL_set_msg_callback(con, SSL_trace);
2698 SSL_set_msg_callback(con, msg_cb);
2699 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2703 i = BIO_gets(io, buf, bufsize - 1);
2704 if (i < 0) { /* error */
2705 if (!BIO_should_retry(io) && !SSL_waiting_for_async(con)) {
2707 ERR_print_errors(bio_err);
2710 BIO_printf(bio_s_out, "read R BLOCK\n");
2711 #ifndef OPENSSL_NO_SRP
2712 if (BIO_should_io_special(io)
2713 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
2714 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2715 SRP_user_pwd_free(srp_callback_parm.user);
2716 srp_callback_parm.user =
2717 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2718 srp_callback_parm.login);
2719 if (srp_callback_parm.user)
2720 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2721 srp_callback_parm.user->info);
2723 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2727 #if !defined(OPENSSL_SYS_MSDOS)
2732 } else if (i == 0) { /* end of input */
2737 /* else we have data */
2738 if (((www == 1) && (strncmp("GET ", buf, 4) == 0)) ||
2739 ((www == 2) && (strncmp("GET /stats ", buf, 11) == 0))) {
2742 STACK_OF(SSL_CIPHER) *sk;
2743 static const char *space = " ";
2745 if (www == 1 && strncmp("GET /reneg", buf, 10) == 0) {
2746 if (strncmp("GET /renegcert", buf, 14) == 0)
2748 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
2750 i = SSL_renegotiate(con);
2751 BIO_printf(bio_s_out, "SSL_renegotiate -> %d\n", i);
2752 /* Send the HelloRequest */
2753 i = SSL_do_handshake(con);
2755 BIO_printf(bio_s_out, "SSL_do_handshake() Retval %d\n",
2756 SSL_get_error(con, i));
2757 ERR_print_errors(bio_err);
2760 /* Wait for a ClientHello to come back */
2762 openssl_fdset(s, &readfds);
2763 i = select(width, (void *)&readfds, NULL, NULL, NULL);
2764 if (i <= 0 || !FD_ISSET(s, &readfds)) {
2765 BIO_printf(bio_s_out, "Error waiting for client response\n");
2766 ERR_print_errors(bio_err);
2770 * We're not actually expecting any data here and we ignore
2771 * any that is sent. This is just to force the handshake that
2772 * we're expecting to come from the client. If they haven't
2773 * sent one there's not much we can do.
2775 BIO_gets(io, buf, bufsize - 1);
2779 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2780 BIO_puts(io, "<HTML><BODY BGCOLOR=\"#ffffff\">\n");
2781 BIO_puts(io, "<pre>\n");
2782 /* BIO_puts(io, OpenSSL_version(OPENSSL_VERSION)); */
2784 for (i = 0; i < local_argc; i++) {
2786 for (myp = local_argv[i]; *myp; myp++)
2789 BIO_puts(io, "<");
2792 BIO_puts(io, ">");
2795 BIO_puts(io, "&");
2798 BIO_write(io, myp, 1);
2801 BIO_write(io, " ", 1);
2806 "Secure Renegotiation IS%s supported\n",
2807 SSL_get_secure_renegotiation_support(con) ?
2811 * The following is evil and should not really be done
2813 BIO_printf(io, "Ciphers supported in s_server binary\n");
2814 sk = SSL_get_ciphers(con);
2815 j = sk_SSL_CIPHER_num(sk);
2816 for (i = 0; i < j; i++) {
2817 c = sk_SSL_CIPHER_value(sk, i);
2818 BIO_printf(io, "%-11s:%-25s ",
2819 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2820 if ((((i + 1) % 2) == 0) && (i + 1 != j))
2824 p = SSL_get_shared_ciphers(con, buf, bufsize);
2827 "---\nCiphers common between both SSL end points:\n");
2831 BIO_write(io, space, 26 - j);
2834 BIO_write(io, ((i % 3) ? " " : "\n"), 1);
2836 BIO_write(io, p, 1);
2843 ssl_print_sigalgs(io, con);
2844 #ifndef OPENSSL_NO_EC
2845 ssl_print_curves(io, con, 0);
2847 BIO_printf(io, (SSL_session_reused(con)
2848 ? "---\nReused, " : "---\nNew, "));
2849 c = SSL_get_current_cipher(con);
2850 BIO_printf(io, "%s, Cipher is %s\n",
2851 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2852 SSL_SESSION_print(io, SSL_get_session(con));
2853 BIO_printf(io, "---\n");
2854 print_stats(io, SSL_get_SSL_CTX(con));
2855 BIO_printf(io, "---\n");
2856 peer = SSL_get_peer_certificate(con);
2858 BIO_printf(io, "Client certificate\n");
2859 X509_print(io, peer);
2860 PEM_write_bio_X509(io, peer);
2864 BIO_puts(io, "no client certificate available\n");
2865 BIO_puts(io, "</BODY></HTML>\r\n\r\n");
2867 } else if ((www == 2 || www == 3)
2868 && (strncmp("GET /", buf, 5) == 0)) {
2871 static const char *text =
2872 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
2878 for (e = p; *e != '\0'; e++) {
2884 dot = (e[0] == '.') ? 2 : 0;
2887 dot = (e[0] == '.') ? 3 : 0;
2890 dot = (e[0] == '/') ? -1 : 0;
2894 dot = (e[0] == '/') ? 1 : 0;
2896 dot = (dot == 3) || (dot == -1); /* filename contains ".."
2901 BIO_printf(io, "'%s' is an invalid file name\r\n", p);
2908 BIO_printf(io, "'%s' contains '..' reference\r\n", p);
2914 BIO_printf(io, "'%s' is an invalid path\r\n", p);
2918 /* if a directory, do the index thang */
2919 if (app_isdir(p) > 0) {
2921 BIO_printf(io, "'%s' is a directory\r\n", p);
2925 if ((file = BIO_new_file(p, "r")) == NULL) {
2927 BIO_printf(io, "Error opening '%s'\r\n", p);
2928 ERR_print_errors(io);
2933 BIO_printf(bio_err, "FILE:%s\n", p);
2937 if (((i > 5) && (strcmp(&(p[i - 5]), ".html") == 0)) ||
2938 ((i > 4) && (strcmp(&(p[i - 4]), ".php") == 0)) ||
2939 ((i > 4) && (strcmp(&(p[i - 4]), ".htm") == 0)))
2941 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2944 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n");
2948 i = BIO_read(file, buf, bufsize);
2954 BIO_printf(bio_err, "%d\n", i);
2955 if (total_bytes > 3 * 1024) {
2957 BIO_printf(bio_err, "RENEGOTIATE\n");
2958 SSL_renegotiate(con);
2962 for (j = 0; j < i;) {
2966 if (++count == 13) {
2967 SSL_renegotiate(con);
2971 k = BIO_write(io, &(buf[j]), i - j);
2973 if (!BIO_should_retry(io) && !SSL_waiting_for_async(con))
2976 BIO_printf(bio_s_out, "rwrite W BLOCK\n");
2990 i = (int)BIO_flush(io);
2992 if (!BIO_should_retry(io))
2998 /* make sure we re-use sessions */
2999 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
3003 BIO_printf(bio_s_out, "ACCEPT\n");
3009 static int rev_body(int s, int stype, unsigned char *context)
3015 BIO *io, *ssl_bio, *sbio;
3017 buf = app_malloc(bufsize, "server rev buffer");
3018 io = BIO_new(BIO_f_buffer());
3019 ssl_bio = BIO_new(BIO_f_ssl());
3020 if ((io == NULL) || (ssl_bio == NULL))
3023 /* lets make the output buffer a reasonable size */
3024 if (!BIO_set_write_buffer_size(io, bufsize))
3027 if ((con = SSL_new(ctx)) == NULL)
3030 if (s_tlsextdebug) {
3031 SSL_set_tlsext_debug_callback(con, tlsext_cb);
3032 SSL_set_tlsext_debug_arg(con, bio_s_out);
3034 if (context && !SSL_set_session_id_context(con, context,
3035 strlen((char *)context))) {
3036 ERR_print_errors(bio_err);
3040 sbio = BIO_new_socket(s, BIO_NOCLOSE);
3041 SSL_set_bio(con, sbio, sbio);
3042 SSL_set_accept_state(con);
3044 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
3045 BIO_push(io, ssl_bio);
3046 #ifdef CHARSET_EBCDIC
3047 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
3051 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
3052 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
3055 #ifndef OPENSSL_NO_SSL_TRACE
3057 SSL_set_msg_callback(con, SSL_trace);
3060 SSL_set_msg_callback(con, msg_cb);
3061 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
3065 i = BIO_do_handshake(io);
3068 if (!BIO_should_retry(io)) {
3069 BIO_puts(bio_err, "CONNECTION FAILURE\n");
3070 ERR_print_errors(bio_err);
3073 #ifndef OPENSSL_NO_SRP
3074 if (BIO_should_io_special(io)
3075 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3076 BIO_printf(bio_s_out, "LOOKUP renego during accept\n");
3077 SRP_user_pwd_free(srp_callback_parm.user);
3078 srp_callback_parm.user =
3079 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
3080 srp_callback_parm.login);
3081 if (srp_callback_parm.user)
3082 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3083 srp_callback_parm.user->info);
3085 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3090 BIO_printf(bio_err, "CONNECTION ESTABLISHED\n");
3091 print_ssl_summary(con);
3094 i = BIO_gets(io, buf, bufsize - 1);
3095 if (i < 0) { /* error */
3096 if (!BIO_should_retry(io)) {
3098 ERR_print_errors(bio_err);
3101 BIO_printf(bio_s_out, "read R BLOCK\n");
3102 #ifndef OPENSSL_NO_SRP
3103 if (BIO_should_io_special(io)
3104 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3105 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
3106 SRP_user_pwd_free(srp_callback_parm.user);
3107 srp_callback_parm.user =
3108 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
3109 srp_callback_parm.login);
3110 if (srp_callback_parm.user)
3111 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3112 srp_callback_parm.user->info);
3114 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3118 #if !defined(OPENSSL_SYS_MSDOS)
3123 } else if (i == 0) { /* end of input */
3125 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3128 char *p = buf + i - 1;
3129 while (i && (*p == '\n' || *p == '\r')) {
3133 if (!s_ign_eof && (i == 5) && (strncmp(buf, "CLOSE", 5) == 0)) {
3135 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3138 BUF_reverse((unsigned char *)buf, NULL, i);
3140 BIO_write(io, buf, i + 1);
3145 if (!BIO_should_retry(io))
3151 /* make sure we re-use sessions */
3152 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
3161 #define MAX_SESSION_ID_ATTEMPTS 10
3162 static int generate_session_id(const SSL *ssl, unsigned char *id,
3163 unsigned int *id_len)
3165 unsigned int count = 0;
3167 if (RAND_bytes(id, *id_len) <= 0)
3170 * Prefix the session_id with the required prefix. NB: If our prefix
3171 * is too long, clip it - but there will be worse effects anyway, eg.
3172 * the server could only possibly create 1 session ID (ie. the
3173 * prefix!) so all future session negotiations will fail due to
3176 memcpy(id, session_id_prefix,
3177 (strlen(session_id_prefix) < *id_len) ?
3178 strlen(session_id_prefix) : *id_len);
3180 while (SSL_has_matching_session_id(ssl, id, *id_len) &&
3181 (++count < MAX_SESSION_ID_ATTEMPTS));
3182 if (count >= MAX_SESSION_ID_ATTEMPTS)
3188 * By default s_server uses an in-memory cache which caches SSL_SESSION
3189 * structures without any serialisation. This hides some bugs which only
3190 * become apparent in deployed servers. By implementing a basic external
3191 * session cache some issues can be debugged using s_server.
3194 typedef struct simple_ssl_session_st {
3199 struct simple_ssl_session_st *next;
3200 } simple_ssl_session;
3202 static simple_ssl_session *first = NULL;
3204 static int add_session(SSL *ssl, SSL_SESSION *session)
3206 simple_ssl_session *sess = app_malloc(sizeof(*sess), "get session");
3209 SSL_SESSION_get_id(session, &sess->idlen);
3210 sess->derlen = i2d_SSL_SESSION(session, NULL);
3211 if (sess->derlen < 0) {
3212 BIO_printf(bio_err, "Error encoding session\n");
3217 sess->id = OPENSSL_memdup(SSL_SESSION_get_id(session, NULL), sess->idlen);
3218 sess->der = app_malloc(sess->derlen, "get session buffer");
3220 BIO_printf(bio_err, "Out of memory adding to external cache\n");
3221 OPENSSL_free(sess->id);
3222 OPENSSL_free(sess->der);
3228 /* Assume it still works. */
3229 if (i2d_SSL_SESSION(session, &p) != sess->derlen) {
3230 BIO_printf(bio_err, "Unexpected session encoding length\n");
3231 OPENSSL_free(sess->id);
3232 OPENSSL_free(sess->der);
3239 BIO_printf(bio_err, "New session added to external cache\n");
3243 static SSL_SESSION *get_session(SSL *ssl, const unsigned char *id, int idlen,
3246 simple_ssl_session *sess;
3248 for (sess = first; sess; sess = sess->next) {
3249 if (idlen == (int)sess->idlen && !memcmp(sess->id, id, idlen)) {
3250 const unsigned char *p = sess->der;
3251 BIO_printf(bio_err, "Lookup session: cache hit\n");
3252 return d2i_SSL_SESSION(NULL, &p, sess->derlen);
3255 BIO_printf(bio_err, "Lookup session: cache miss\n");
3259 static void del_session(SSL_CTX *sctx, SSL_SESSION *session)
3261 simple_ssl_session *sess, *prev = NULL;
3262 const unsigned char *id;
3264 id = SSL_SESSION_get_id(session, &idlen);
3265 for (sess = first; sess; sess = sess->next) {
3266 if (idlen == sess->idlen && !memcmp(sess->id, id, idlen)) {
3268 prev->next = sess->next;
3271 OPENSSL_free(sess->id);
3272 OPENSSL_free(sess->der);
3280 static void init_session_cache_ctx(SSL_CTX *sctx)
3282 SSL_CTX_set_session_cache_mode(sctx,
3283 SSL_SESS_CACHE_NO_INTERNAL |
3284 SSL_SESS_CACHE_SERVER);
3285 SSL_CTX_sess_set_new_cb(sctx, add_session);
3286 SSL_CTX_sess_set_get_cb(sctx, get_session);
3287 SSL_CTX_sess_set_remove_cb(sctx, del_session);
3290 static void free_sessions(void)
3292 simple_ssl_session *sess, *tsess;
3293 for (sess = first; sess;) {
3294 OPENSSL_free(sess->id);
3295 OPENSSL_free(sess->der);
3298 OPENSSL_free(tsess);