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 static const char *session_id_prefix = NULL;
151 #ifndef OPENSSL_NO_DTLS
152 static int enable_timeouts = 0;
153 static long socket_mtu;
154 static int cert_chain = 0;
156 static int dtlslisten = 0;
158 static BIO *serverinfo_in = NULL;
159 static const char *s_serverinfo_file = NULL;
161 #ifndef OPENSSL_NO_PSK
162 static char *psk_identity = "Client_identity";
163 char *psk_key = NULL; /* by default PSK is not used */
165 static unsigned int psk_server_cb(SSL *ssl, const char *identity,
167 unsigned int max_psk_len)
169 unsigned int psk_len = 0;
174 BIO_printf(bio_s_out, "psk_server_cb\n");
176 BIO_printf(bio_err, "Error: client did not send PSK identity\n");
180 BIO_printf(bio_s_out, "identity_len=%d identity=%s\n",
181 (int)strlen(identity), identity);
183 /* here we could lookup the given identity e.g. from a database */
184 if (strcmp(identity, psk_identity) != 0) {
185 BIO_printf(bio_s_out, "PSK error: client identity not found"
186 " (got '%s' expected '%s')\n", identity, psk_identity);
190 BIO_printf(bio_s_out, "PSK client identity found\n");
192 /* convert the PSK key to binary */
193 ret = BN_hex2bn(&bn, psk_key);
195 BIO_printf(bio_err, "Could not convert PSK key '%s' to BIGNUM\n",
200 if (BN_num_bytes(bn) > (int)max_psk_len) {
202 "psk buffer of callback is too small (%d) for key (%d)\n",
203 max_psk_len, BN_num_bytes(bn));
208 ret = BN_bn2bin(bn, psk);
213 psk_len = (unsigned int)ret;
216 BIO_printf(bio_s_out, "fetched PSK len=%d\n", psk_len);
220 BIO_printf(bio_err, "Error in PSK server callback\n");
221 (void)BIO_flush(bio_err);
222 (void)BIO_flush(bio_s_out);
227 #ifndef OPENSSL_NO_SRP
228 /* This is a context that we pass to callbacks */
229 typedef struct srpsrvparm_st {
236 * This callback pretends to require some asynchronous logic in order to
237 * obtain a verifier. When the callback is called for a new connection we
238 * return with a negative value. This will provoke the accept etc to return
239 * with an LOOKUP_X509. The main logic of the reinvokes the suspended call
240 * (which would normally occur after a worker has finished) and we set the
243 static int ssl_srp_server_param_cb(SSL *s, int *ad, void *arg)
245 srpsrvparm *p = (srpsrvparm *) arg;
246 int ret = SSL3_AL_FATAL;
248 if (p->login == NULL && p->user == NULL) {
249 p->login = SSL_get_srp_username(s);
250 BIO_printf(bio_err, "SRP username = \"%s\"\n", p->login);
254 if (p->user == NULL) {
255 BIO_printf(bio_err, "User %s doesn't exist\n", p->login);
259 if (SSL_set_srp_server_param
260 (s, p->user->N, p->user->g, p->user->s, p->user->v,
261 p->user->info) < 0) {
262 *ad = SSL_AD_INTERNAL_ERROR;
266 "SRP parameters set: username = \"%s\" info=\"%s\" \n",
267 p->login, p->user->info);
268 ret = SSL_ERROR_NONE;
271 SRP_user_pwd_free(p->user);
279 static void s_server_init(void)
283 s_server_verify = SSL_VERIFY_NONE;
286 s_dchain_file = NULL;
287 s_cert_file = TEST_CERT;
290 s_cert_file2 = TEST_CERT2;
303 split_send_fragment = 0;
307 static int local_argc = 0;
308 static char **local_argv;
310 #ifdef CHARSET_EBCDIC
311 static int ebcdic_new(BIO *bi);
312 static int ebcdic_free(BIO *a);
313 static int ebcdic_read(BIO *b, char *out, int outl);
314 static int ebcdic_write(BIO *b, const char *in, int inl);
315 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr);
316 static int ebcdic_gets(BIO *bp, char *buf, int size);
317 static int ebcdic_puts(BIO *bp, const char *str);
319 # define BIO_TYPE_EBCDIC_FILTER (18|0x0200)
320 static BIO_METHOD *methods_ebcdic = NULL;
322 /* This struct is "unwarranted chumminess with the compiler." */
328 static const BIO_METHOD *BIO_f_ebcdic_filter()
330 if (methods_ebcdic == NULL) {
331 methods_ebcdic = BIO_meth_new(BIO_TYPE_EBCDIC_FILTER,
332 "EBCDIC/ASCII filter");
333 if ( methods_ebcdic == NULL
334 || !BIO_meth_set_write(methods_ebcdic, ebcdic_write)
335 || !BIO_meth_set_read(methods_ebcdic, ebcdic_read)
336 || !BIO_meth_set_puts(methods_ebcdic, ebcdic_puts)
337 || !BIO_meth_set_gets(methods_ebcdic, ebcdic_gets)
338 || !BIO_meth_set_ctrl(methods_ebcdic, ebcdic_ctrl)
339 || !BIO_meth_set_create(methods_ebcdic, ebcdic_new)
340 || !BIO_meth_set_destroy(methods_ebcdic, ebcdic_free))
343 return methods_ebcdic;
346 static int ebcdic_new(BIO *bi)
348 EBCDIC_OUTBUFF *wbuf;
350 wbuf = app_malloc(sizeof(*wbuf) + 1024, "ebcdic wbuf");
351 wbuf->alloced = 1024;
352 wbuf->buff[0] = '\0';
354 BIO_set_data(bi, wbuf);
359 static int ebcdic_free(BIO *a)
361 EBCDIC_OUTBUFF *wbuf;
365 wbuf = BIO_get_data(a);
367 BIO_set_data(a, NULL);
373 static int ebcdic_read(BIO *b, char *out, int outl)
376 BIO *next = BIO_next(b);
378 if (out == NULL || outl == 0)
383 ret = BIO_read(next, out, outl);
385 ascii2ebcdic(out, out, ret);
389 static int ebcdic_write(BIO *b, const char *in, int inl)
391 EBCDIC_OUTBUFF *wbuf;
392 BIO *next = BIO_next(b);
396 if ((in == NULL) || (inl <= 0))
401 wbuf = (EBCDIC_OUTBUFF *) BIO_get_data(b);
403 if (inl > (num = wbuf->alloced)) {
404 num = num + num; /* double the size */
408 wbuf = app_malloc(sizeof(*wbuf) + num, "grow ebcdic wbuf");
411 wbuf->buff[0] = '\0';
413 BIO_set_data(b, wbuf);
416 ebcdic2ascii(wbuf->buff, in, inl);
418 ret = BIO_write(next, wbuf->buff, inl);
423 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr)
426 BIO *next = BIO_next(b);
435 ret = BIO_ctrl(next, cmd, num, ptr);
441 static int ebcdic_gets(BIO *bp, char *buf, int size)
444 BIO *next = BIO_next(bp);
448 /* return(BIO_gets(bp->next_bio,buf,size));*/
449 for (i = 0; i < size - 1; ++i) {
450 ret = ebcdic_read(bp, &buf[i], 1);
453 else if (buf[i] == '\n') {
460 return (ret < 0 && i == 0) ? ret : i;
463 static int ebcdic_puts(BIO *bp, const char *str)
465 if (BIO_next(bp) == NULL)
467 return ebcdic_write(bp, str, strlen(str));
471 /* This is a context that we pass to callbacks */
472 typedef struct tlsextctx_st {
478 static int ssl_servername_cb(SSL *s, int *ad, void *arg)
480 tlsextctx *p = (tlsextctx *) arg;
481 const char *servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
482 if (servername && p->biodebug)
483 BIO_printf(p->biodebug, "Hostname in TLS extension: \"%s\"\n",
487 return SSL_TLSEXT_ERR_NOACK;
490 if (strcasecmp(servername, p->servername))
491 return p->extension_error;
493 BIO_printf(p->biodebug, "Switching server context.\n");
494 SSL_set_SSL_CTX(s, ctx2);
497 return SSL_TLSEXT_ERR_OK;
500 /* Structure passed to cert status callback */
502 typedef struct tlsextstatusctx_st {
503 /* Default responder to use */
504 char *host, *path, *port;
510 static tlsextstatusctx tlscstatp = { NULL, NULL, NULL, 0, -1, 0 };
512 #ifndef OPENSSL_NO_OCSP
514 * Certificate Status callback. This is called when a client includes a
515 * certificate status request extension. This is a simplified version. It
516 * examines certificates each time and makes one OCSP responder query for
517 * each request. A full version would store details such as the OCSP
518 * certificate IDs and minimise the number of OCSP responses by caching them
519 * until they were considered "expired".
522 static int cert_status_cb(SSL *s, void *arg)
524 tlsextstatusctx *srctx = arg;
525 char *host = NULL, *port = NULL, *path = NULL;
527 unsigned char *rspder = NULL;
529 STACK_OF(OPENSSL_STRING) *aia = NULL;
531 X509_STORE_CTX *inctx = NULL;
533 OCSP_REQUEST *req = NULL;
534 OCSP_RESPONSE *resp = NULL;
535 OCSP_CERTID *id = NULL;
536 STACK_OF(X509_EXTENSION) *exts;
537 int ret = SSL_TLSEXT_ERR_NOACK;
541 BIO_puts(bio_err, "cert_status: callback called\n");
542 /* Build up OCSP query from server certificate */
543 x = SSL_get_certificate(s);
544 aia = X509_get1_ocsp(x);
546 if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia, 0),
547 &host, &port, &path, &use_ssl)) {
548 BIO_puts(bio_err, "cert_status: can't parse AIA URL\n");
552 BIO_printf(bio_err, "cert_status: AIA URL: %s\n",
553 sk_OPENSSL_STRING_value(aia, 0));
557 "cert_status: no AIA and no default responder URL\n");
563 use_ssl = srctx->use_ssl;
566 inctx = X509_STORE_CTX_new();
569 if (!X509_STORE_CTX_init(inctx,
570 SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)),
573 obj = X509_STORE_CTX_get_obj_by_subject(inctx, X509_LU_X509,
574 X509_get_issuer_name(x));
576 BIO_puts(bio_err, "cert_status: Can't retrieve issuer certificate.\n");
579 req = OCSP_REQUEST_new();
582 id = OCSP_cert_to_id(NULL, x, X509_OBJECT_get0_X509(obj));
583 X509_OBJECT_free(obj);
586 if (!OCSP_request_add0_id(req, id))
589 /* Add any extensions to the request */
590 SSL_get_tlsext_status_exts(s, &exts);
591 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
592 X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
593 if (!OCSP_REQUEST_add_ext(req, ext, -1))
596 resp = process_responder(req, host, path, port, use_ssl, NULL,
599 BIO_puts(bio_err, "cert_status: error querying responder\n");
602 rspderlen = i2d_OCSP_RESPONSE(resp, &rspder);
605 SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen);
606 if (srctx->verbose) {
607 BIO_puts(bio_err, "cert_status: ocsp response sent:\n");
608 OCSP_RESPONSE_print(bio_err, resp, 2);
610 ret = SSL_TLSEXT_ERR_OK;
614 ret = SSL_TLSEXT_ERR_ALERT_FATAL;
616 if (ret != SSL_TLSEXT_ERR_OK)
617 ERR_print_errors(bio_err);
622 X509_email_free(aia);
624 OCSP_CERTID_free(id);
625 OCSP_REQUEST_free(req);
626 OCSP_RESPONSE_free(resp);
627 X509_STORE_CTX_free(inctx);
632 #ifndef OPENSSL_NO_NEXTPROTONEG
633 /* This is the context that we pass to next_proto_cb */
634 typedef struct tlsextnextprotoctx_st {
637 } tlsextnextprotoctx;
639 static int next_proto_cb(SSL *s, const unsigned char **data,
640 unsigned int *len, void *arg)
642 tlsextnextprotoctx *next_proto = arg;
644 *data = next_proto->data;
645 *len = next_proto->len;
647 return SSL_TLSEXT_ERR_OK;
649 #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
651 /* This the context that we pass to alpn_cb */
652 typedef struct tlsextalpnctx_st {
657 static int alpn_cb(SSL *s, const unsigned char **out, unsigned char *outlen,
658 const unsigned char *in, unsigned int inlen, void *arg)
660 tlsextalpnctx *alpn_ctx = arg;
663 /* We can assume that |in| is syntactically valid. */
665 BIO_printf(bio_s_out, "ALPN protocols advertised by the client: ");
666 for (i = 0; i < inlen;) {
668 BIO_write(bio_s_out, ", ", 2);
669 BIO_write(bio_s_out, &in[i + 1], in[i]);
672 BIO_write(bio_s_out, "\n", 1);
675 if (SSL_select_next_proto
676 ((unsigned char **)out, outlen, alpn_ctx->data, alpn_ctx->len, in,
677 inlen) != OPENSSL_NPN_NEGOTIATED) {
678 return SSL_TLSEXT_ERR_NOACK;
682 BIO_printf(bio_s_out, "ALPN protocols selected: ");
683 BIO_write(bio_s_out, *out, *outlen);
684 BIO_write(bio_s_out, "\n", 1);
687 return SSL_TLSEXT_ERR_OK;
690 static int not_resumable_sess_cb(SSL *s, int is_forward_secure)
692 /* disable resumption for sessions with forward secure ciphers */
693 return is_forward_secure;
696 #ifndef OPENSSL_NO_SRP
697 static srpsrvparm srp_callback_parm;
699 #ifndef OPENSSL_NO_SRTP
700 static char *srtp_profiles = NULL;
703 typedef enum OPTION_choice {
704 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, OPT_ENGINE,
705 OPT_4, OPT_6, OPT_ACCEPT, OPT_PORT, OPT_UNIX, OPT_UNLINK, OPT_NACCEPT,
706 OPT_VERIFY, OPT_UPPER_V_VERIFY, OPT_CONTEXT, OPT_CERT, OPT_CRL,
707 OPT_CRL_DOWNLOAD, OPT_SERVERINFO, OPT_CERTFORM, OPT_KEY, OPT_KEYFORM,
708 OPT_PASS, OPT_CERT_CHAIN, OPT_DHPARAM, OPT_DCERTFORM, OPT_DCERT,
709 OPT_DKEYFORM, OPT_DPASS, OPT_DKEY, OPT_DCERT_CHAIN, OPT_NOCERT,
710 OPT_CAPATH, OPT_NOCAPATH, OPT_CHAINCAPATH, OPT_VERIFYCAPATH, OPT_NO_CACHE,
711 OPT_EXT_CACHE, OPT_CRLFORM, OPT_VERIFY_RET_ERROR, OPT_VERIFY_QUIET,
712 OPT_BUILD_CHAIN, OPT_CAFILE, OPT_NOCAFILE, OPT_CHAINCAFILE,
713 OPT_VERIFYCAFILE, OPT_NBIO, OPT_NBIO_TEST, OPT_IGN_EOF, OPT_NO_IGN_EOF,
714 OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_STATUS_VERBOSE,
715 OPT_STATUS_TIMEOUT, OPT_STATUS_URL, OPT_MSG, OPT_MSGFILE, OPT_TRACE,
716 OPT_SECURITY_DEBUG, OPT_SECURITY_DEBUG_VERBOSE, OPT_STATE, OPT_CRLF,
717 OPT_QUIET, OPT_BRIEF, OPT_NO_DHE,
718 OPT_NO_RESUME_EPHEMERAL, OPT_PSK_HINT, OPT_PSK, OPT_SRPVFILE,
719 OPT_SRPUSERSEED, OPT_REV, OPT_WWW, OPT_UPPER_WWW, OPT_HTTP, OPT_ASYNC,
720 OPT_SSL_CONFIG, OPT_SPLIT_SEND_FRAG, OPT_MAX_PIPELINES, OPT_READ_BUF,
721 OPT_SSL3, OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1,
722 OPT_DTLS1_2, OPT_TIMEOUT, OPT_MTU, OPT_CHAIN, OPT_LISTEN,
723 OPT_ID_PREFIX, OPT_RAND, OPT_SERVERNAME, OPT_SERVERNAME_FATAL,
724 OPT_CERT2, OPT_KEY2, OPT_NEXTPROTONEG, OPT_ALPN,
725 OPT_SRTP_PROFILES, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN,
731 OPTIONS s_server_options[] = {
732 {"help", OPT_HELP, '-', "Display this summary"},
733 {"port", OPT_PORT, 'p',
734 "TCP/IP port to listen on for connections (default is " PORT ")"},
735 {"accept", OPT_ACCEPT, 's',
736 "TCP/IP optional host and port to accept on (default is " PORT ")"},
738 {"unix", OPT_UNIX, 's', "Unix domain socket to accept on"},
740 {"4", OPT_4, '-', "Use IPv4 only"},
741 {"6", OPT_6, '-', "Use IPv6 only"},
743 {"unlink", OPT_UNLINK, '-', "For -unix, unlink existing socket first"},
745 {"context", OPT_CONTEXT, 's', "Set session ID context"},
746 {"verify", OPT_VERIFY, 'n', "Turn on peer certificate verification"},
747 {"Verify", OPT_UPPER_V_VERIFY, 'n',
748 "Turn on peer certificate verification, must have a cert"},
749 {"cert", OPT_CERT, '<', "Certificate file to use; default is " TEST_CERT},
750 {"naccept", OPT_NACCEPT, 'p', "Terminate after pnum connections"},
751 {"serverinfo", OPT_SERVERINFO, 's',
752 "PEM serverinfo file for certificate"},
753 {"certform", OPT_CERTFORM, 'F',
754 "Certificate format (PEM or DER) PEM default"},
755 {"key", OPT_KEY, '<',
756 "Private Key if not in -cert; default is " TEST_CERT},
757 {"keyform", OPT_KEYFORM, 'f',
758 "Key format (PEM, DER or ENGINE) PEM default"},
759 {"pass", OPT_PASS, 's', "Private key file pass phrase source"},
760 {"dcert", OPT_DCERT, '<',
761 "Second certificate file to use (usually for DSA)"},
762 {"dcertform", OPT_DCERTFORM, 'F',
763 "Second certificate format (PEM or DER) PEM default"},
764 {"dkey", OPT_DKEY, '<',
765 "Second private key file to use (usually for DSA)"},
766 {"dkeyform", OPT_DKEYFORM, 'F',
767 "Second key format (PEM, DER or ENGINE) PEM default"},
768 {"dpass", OPT_DPASS, 's', "Second private key file pass phrase source"},
769 {"nbio_test", OPT_NBIO_TEST, '-', "Test with the non-blocking test bio"},
770 {"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"},
771 {"debug", OPT_DEBUG, '-', "Print more output"},
772 {"msg", OPT_MSG, '-', "Show protocol messages"},
773 {"msgfile", OPT_MSGFILE, '>',
774 "File to send output of -msg or -trace, instead of stdout"},
775 {"state", OPT_STATE, '-', "Print the SSL states"},
776 {"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"},
777 {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
778 {"no-CAfile", OPT_NOCAFILE, '-',
779 "Do not load the default certificates file"},
780 {"no-CApath", OPT_NOCAPATH, '-',
781 "Do not load certificates from the default certificates directory"},
782 {"nocert", OPT_NOCERT, '-', "Don't use any certificates (Anon-DH)"},
783 {"quiet", OPT_QUIET, '-', "No server output"},
784 {"no_resume_ephemeral", OPT_NO_RESUME_EPHEMERAL, '-',
785 "Disable caching and tickets if ephemeral (EC)DH is used"},
786 {"www", OPT_WWW, '-', "Respond to a 'GET /' with a status page"},
787 {"WWW", OPT_UPPER_WWW, '-', "Respond to a 'GET with the file ./path"},
788 {"servername", OPT_SERVERNAME, 's',
789 "Servername for HostName TLS extension"},
790 {"servername_fatal", OPT_SERVERNAME_FATAL, '-',
791 "mismatch send fatal alert (default warning alert)"},
792 {"cert2", OPT_CERT2, '<',
793 "Certificate file to use for servername; default is" TEST_CERT2},
794 {"key2", OPT_KEY2, '<',
795 "-Private Key file to use for servername if not in -cert2"},
796 {"tlsextdebug", OPT_TLSEXTDEBUG, '-',
797 "Hex dump of all TLS extensions received"},
798 {"HTTP", OPT_HTTP, '-', "Like -WWW but ./path incluedes HTTP headers"},
799 {"id_prefix", OPT_ID_PREFIX, 's',
800 "Generate SSL/TLS session IDs prefixed by arg"},
801 {"rand", OPT_RAND, 's',
802 "Load the file(s) into the random number generator"},
803 {"keymatexport", OPT_KEYMATEXPORT, 's',
804 "Export keying material using label"},
805 {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p',
806 "Export len bytes of keying material (default 20)"},
807 {"CRL", OPT_CRL, '<', "CRL file to use"},
808 {"crl_download", OPT_CRL_DOWNLOAD, '-',
809 "Download CRL from distribution points"},
810 {"cert_chain", OPT_CERT_CHAIN, '<',
811 "certificate chain file in PEM format"},
812 {"dcert_chain", OPT_DCERT_CHAIN, '<',
813 "second certificate chain file in PEM format"},
814 {"chainCApath", OPT_CHAINCAPATH, '/',
815 "use dir as certificate store path to build CA certificate chain"},
816 {"verifyCApath", OPT_VERIFYCAPATH, '/',
817 "use dir as certificate store path to verify CA certificate"},
818 {"no_cache", OPT_NO_CACHE, '-', "Disable session cache"},
819 {"ext_cache", OPT_EXT_CACHE, '-',
820 "Disable internal cache, setup and use external cache"},
821 {"CRLform", OPT_CRLFORM, 'F', "CRL format (PEM or DER) PEM is default" },
822 {"verify_return_error", OPT_VERIFY_RET_ERROR, '-',
823 "Close connection on verification error"},
824 {"verify_quiet", OPT_VERIFY_QUIET, '-',
825 "No verify output except verify errors"},
826 {"build_chain", OPT_BUILD_CHAIN, '-', "Build certificate chain"},
827 {"chainCAfile", OPT_CHAINCAFILE, '<',
828 "CA file for certificate chain (PEM format)"},
829 {"verifyCAfile", OPT_VERIFYCAFILE, '<',
830 "CA file for certificate verification (PEM format)"},
831 {"ign_eof", OPT_IGN_EOF, '-', "ignore input eof (default when -quiet)"},
832 {"no_ign_eof", OPT_NO_IGN_EOF, '-', "Do not ignore input eof"},
833 #ifndef OPENSSL_NO_OCSP
834 {"status", OPT_STATUS, '-', "Request certificate status from server"},
835 {"status_verbose", OPT_STATUS_VERBOSE, '-',
836 "Print more output in certificate status callback"},
837 {"status_timeout", OPT_STATUS_TIMEOUT, 'n',
838 "Status request responder timeout"},
839 {"status_url", OPT_STATUS_URL, 's', "Status request fallback URL"},
841 #ifndef OPENSSL_NO_SSL_TRACE
842 {"trace", OPT_TRACE, '-', "trace protocol messages"},
844 {"security_debug", OPT_SECURITY_DEBUG, '-',
845 "Print output from SSL/TLS security framework"},
846 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-',
847 "Print more output from SSL/TLS security framework"},
848 {"brief", OPT_BRIEF, '-', \
849 "Restrict output to brief summary of connection parameters"},
850 {"rev", OPT_REV, '-',
851 "act as a simple test server which just sends back with the received text reversed"},
852 {"async", OPT_ASYNC, '-', "Operate in asynchronous mode"},
853 {"ssl_config", OPT_SSL_CONFIG, 's', \
854 "Configure SSL_CTX using the configuration 'val'"},
855 {"split_send_frag", OPT_SPLIT_SEND_FRAG, 'n',
856 "Size used to split data for encrypt pipelines"},
857 {"max_pipelines", OPT_MAX_PIPELINES, 'n',
858 "Maximum number of encrypt/decrypt pipelines to be used"},
859 {"read_buf", OPT_READ_BUF, 'n',
860 "Default read buffer size to be used for connections"},
864 {"nbio", OPT_NBIO, '-', "Use non-blocking IO"},
865 #ifndef OPENSSL_NO_PSK
866 {"psk_hint", OPT_PSK_HINT, 's', "PSK identity hint to use"},
867 {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"},
869 #ifndef OPENSSL_NO_SRP
870 {"srpvfile", OPT_SRPVFILE, '<', "The verifier file for SRP"},
871 {"srpuserseed", OPT_SRPUSERSEED, 's',
872 "A seed string for a default user salt"},
874 #ifndef OPENSSL_NO_SSL3
875 {"ssl3", OPT_SSL3, '-', "Just talk SSLv3"},
877 #ifndef OPENSSL_NO_TLS1
878 {"tls1", OPT_TLS1, '-', "Just talk TLSv1"},
880 #ifndef OPENSSL_NO_TLS1_1
881 {"tls1_1", OPT_TLS1_1, '-', "Just talk TLSv1.1"},
883 #ifndef OPENSSL_NO_TLS1_2
884 {"tls1_2", OPT_TLS1_2, '-', "just talk TLSv1.2"},
886 #ifndef OPENSSL_NO_DTLS
887 {"dtls", OPT_DTLS, '-', "Use any DTLS version"},
888 {"timeout", OPT_TIMEOUT, '-', "Enable timeouts"},
889 {"mtu", OPT_MTU, 'p', "Set link layer MTU"},
890 {"chain", OPT_CHAIN, '-', "Read a certificate chain"},
891 {"listen", OPT_LISTEN, '-',
892 "Listen for a DTLS ClientHello with a cookie and then connect"},
894 #ifndef OPENSSL_NO_DTLS1
895 {"dtls1", OPT_DTLS1, '-', "Just talk DTLSv1"},
897 #ifndef OPENSSL_NO_DTLS1_2
898 {"dtls1_2", OPT_DTLS1_2, '-', "Just talk DTLSv1.2"},
900 #ifndef OPENSSL_NO_DH
901 {"no_dhe", OPT_NO_DHE, '-', "Disable ephemeral DH"},
903 #ifndef OPENSSL_NO_NEXTPROTONEG
904 {"nextprotoneg", OPT_NEXTPROTONEG, 's',
905 "Set the advertised protocols for the NPN extension (comma-separated list)"},
907 #ifndef OPENSSL_NO_SRTP
908 {"use_srtp", OPT_SRTP_PROFILES, 's',
909 "Offer SRTP key management with a colon-separated profile list"},
911 {"alpn", OPT_ALPN, 's',
912 "Set the advertised protocols for the ALPN extension (comma-separated list)"},
913 #ifndef OPENSSL_NO_ENGINE
914 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
916 {NULL, OPT_EOF, 0, NULL}
919 int s_server_main(int argc, char *argv[])
921 ENGINE *engine = NULL;
922 EVP_PKEY *s_key = NULL, *s_dkey = NULL;
923 SSL_CONF_CTX *cctx = NULL;
924 const SSL_METHOD *meth = TLS_server_method();
925 SSL_EXCERT *exc = NULL;
926 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
927 STACK_OF(X509) *s_chain = NULL, *s_dchain = NULL;
928 STACK_OF(X509_CRL) *crls = NULL;
929 X509 *s_cert = NULL, *s_dcert = NULL;
930 X509_VERIFY_PARAM *vpm = NULL;
931 char *CApath = NULL, *CAfile = NULL, *chCApath = NULL, *chCAfile = NULL;
932 #ifndef OPENSSL_NO_DH
935 char *dpassarg = NULL, *dpass = NULL, *inrand = NULL;
936 char *passarg = NULL, *pass = NULL, *vfyCApath = NULL, *vfyCAfile = NULL;
937 char *crl_file = NULL, *prog;
938 #ifndef OPENSSL_NO_PSK
942 int unlink_unix_path = 0;
944 do_server_cb server_cb;
945 int vpmtouched = 0, build_chain = 0, no_cache = 0, ext_cache = 0;
946 #ifndef OPENSSL_NO_DH
949 int nocert = 0, ret = 1;
950 int noCApath = 0, noCAfile = 0;
951 int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM;
952 int s_dcert_format = FORMAT_PEM, s_dkey_format = FORMAT_PEM;
953 int rev = 0, naccept = -1, sdebug = 0;
954 int socket_family = AF_UNSPEC, socket_type = SOCK_STREAM;
955 int state = 0, crl_format = FORMAT_PEM, crl_download = 0;
957 char *port = BUF_strdup(PORT);
958 unsigned char *context = NULL;
960 EVP_PKEY *s_key2 = NULL;
961 X509 *s_cert2 = NULL;
962 tlsextctx tlsextcbp = { NULL, NULL, SSL_TLSEXT_ERR_ALERT_WARNING };
963 const char *ssl_config = NULL;
964 int read_buf_len = 0;
965 #ifndef OPENSSL_NO_NEXTPROTONEG
966 const char *next_proto_neg_in = NULL;
967 tlsextnextprotoctx next_proto = { NULL, 0 };
969 const char *alpn_in = NULL;
970 tlsextalpnctx alpn_ctx = { NULL, 0 };
971 #ifndef OPENSSL_NO_PSK
972 /* by default do not send a PSK identity hint */
973 static char *psk_identity_hint = NULL;
975 #ifndef OPENSSL_NO_SRP
976 char *srpuserseed = NULL;
977 char *srp_verifier_file = NULL;
979 int min_version = 0, max_version = 0;
985 cctx = SSL_CONF_CTX_new();
986 vpm = X509_VERIFY_PARAM_new();
987 if (cctx == NULL || vpm == NULL)
989 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_SERVER | SSL_CONF_FLAG_CMDLINE);
991 prog = opt_init(argc, argv, s_server_options);
992 while ((o = opt_next()) != OPT_EOF) {
997 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
1000 opt_help(s_server_options);
1006 if (socket_family == AF_UNIX) {
1007 OPENSSL_free(host); host = NULL;
1008 OPENSSL_free(port); port = NULL;
1011 socket_family = AF_INET;
1017 if (socket_family == AF_UNIX) {
1018 OPENSSL_free(host); host = NULL;
1019 OPENSSL_free(port); port = NULL;
1022 socket_family = AF_INET6;
1025 BIO_printf(bio_err, "%s: IPv6 domain sockets unsupported\n", prog);
1031 if (socket_family == AF_UNIX) {
1032 socket_family = AF_UNSPEC;
1035 OPENSSL_free(port); port = NULL;
1036 OPENSSL_free(host); host = NULL;
1037 if (BIO_parse_hostserv(opt_arg(), NULL, &port, BIO_PARSE_PRIO_SERV) < 1) {
1039 "%s: -port argument malformed or ambiguous\n",
1046 if (socket_family == AF_UNIX) {
1047 socket_family = AF_UNSPEC;
1050 OPENSSL_free(port); port = NULL;
1051 OPENSSL_free(host); host = NULL;
1052 if (BIO_parse_hostserv(opt_arg(), &host, &port, BIO_PARSE_PRIO_SERV) < 1) {
1054 "%s: -accept argument malformed or ambiguous\n",
1061 socket_family = AF_UNIX;
1062 OPENSSL_free(host); host = BUF_strdup(opt_arg());
1063 OPENSSL_free(port); port = NULL;
1066 unlink_unix_path = 1;
1070 naccept = atol(opt_arg());
1073 s_server_verify = SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE;
1074 verify_depth = atoi(opt_arg());
1076 BIO_printf(bio_err, "verify depth is %d\n", verify_depth);
1078 case OPT_UPPER_V_VERIFY:
1080 SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT |
1081 SSL_VERIFY_CLIENT_ONCE;
1082 verify_depth = atoi(opt_arg());
1085 "verify depth is %d, must return a certificate\n",
1089 context = (unsigned char *)opt_arg();
1092 s_cert_file = opt_arg();
1095 crl_file = opt_arg();
1097 case OPT_CRL_DOWNLOAD:
1100 case OPT_SERVERINFO:
1101 s_serverinfo_file = opt_arg();
1104 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_cert_format))
1108 s_key_file = opt_arg();
1111 if (!opt_format(opt_arg(), OPT_FMT_ANY, &s_key_format))
1115 passarg = opt_arg();
1117 case OPT_CERT_CHAIN:
1118 s_chain_file = opt_arg();
1121 #ifndef OPENSSL_NO_DH
1126 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_dcert_format))
1130 s_dcert_file = opt_arg();
1133 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_dkey_format))
1137 dpassarg = opt_arg();
1140 s_dkey_file = opt_arg();
1142 case OPT_DCERT_CHAIN:
1143 s_dchain_file = opt_arg();
1154 case OPT_CHAINCAPATH:
1155 chCApath = opt_arg();
1157 case OPT_VERIFYCAPATH:
1158 vfyCApath = opt_arg();
1167 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
1171 if (ssl_args == NULL)
1172 ssl_args = sk_OPENSSL_STRING_new_null();
1173 if (ssl_args == NULL
1174 || !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
1175 || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
1176 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1181 if (!opt_verify(o, vpm))
1186 if (!args_excert(o, &exc))
1189 case OPT_VERIFY_RET_ERROR:
1190 verify_return_error = 1;
1192 case OPT_VERIFY_QUIET:
1195 case OPT_BUILD_CHAIN:
1204 case OPT_CHAINCAFILE:
1205 chCAfile = opt_arg();
1207 case OPT_VERIFYCAFILE:
1208 vfyCAfile = opt_arg();
1214 s_nbio = s_nbio_test = 1;
1219 case OPT_NO_IGN_EOF:
1225 case OPT_TLSEXTDEBUG:
1231 case OPT_STATUS_VERBOSE:
1232 s_tlsextstatus = tlscstatp.verbose = 1;
1234 case OPT_STATUS_TIMEOUT:
1236 tlscstatp.timeout = atoi(opt_arg());
1238 case OPT_STATUS_URL:
1239 #ifndef OPENSSL_NO_OCSP
1241 if (!OCSP_parse_url(opt_arg(),
1244 &tlscstatp.path, &tlscstatp.use_ssl)) {
1245 BIO_printf(bio_err, "Error parsing URL\n");
1254 bio_s_msg = BIO_new_file(opt_arg(), "w");
1257 #ifndef OPENSSL_NO_SSL_TRACE
1261 case OPT_SECURITY_DEBUG:
1264 case OPT_SECURITY_DEBUG_VERBOSE:
1277 s_quiet = s_brief = verify_quiet = 1;
1280 #ifndef OPENSSL_NO_DH
1284 case OPT_NO_RESUME_EPHEMERAL:
1285 no_resume_ephemeral = 1;
1288 #ifndef OPENSSL_NO_PSK
1289 psk_identity_hint = opt_arg();
1293 #ifndef OPENSSL_NO_PSK
1294 for (p = psk_key = opt_arg(); *p; p++) {
1295 if (isxdigit(_UC(*p)))
1297 BIO_printf(bio_err, "Not a hex number '%s'\n", *argv);
1303 #ifndef OPENSSL_NO_SRP
1304 srp_verifier_file = opt_arg();
1305 if (min_version < TLS1_VERSION)
1306 min_version = TLS1_VERSION;
1309 case OPT_SRPUSERSEED:
1310 #ifndef OPENSSL_NO_SRP
1311 srpuserseed = opt_arg();
1312 if (min_version < TLS1_VERSION)
1313 min_version = TLS1_VERSION;
1328 case OPT_SSL_CONFIG:
1329 ssl_config = opt_arg();
1332 min_version = SSL3_VERSION;
1333 max_version = SSL3_VERSION;
1336 min_version = TLS1_2_VERSION;
1337 max_version = TLS1_2_VERSION;
1340 min_version = TLS1_1_VERSION;
1341 max_version = TLS1_1_VERSION;
1344 min_version = TLS1_VERSION;
1345 max_version = TLS1_VERSION;
1348 #ifndef OPENSSL_NO_DTLS
1349 meth = DTLS_server_method();
1350 socket_type = SOCK_DGRAM;
1354 #ifndef OPENSSL_NO_DTLS
1355 meth = DTLS_server_method();
1356 min_version = DTLS1_VERSION;
1357 max_version = DTLS1_VERSION;
1358 socket_type = SOCK_DGRAM;
1362 #ifndef OPENSSL_NO_DTLS
1363 meth = DTLS_server_method();
1364 min_version = DTLS1_2_VERSION;
1365 max_version = DTLS1_2_VERSION;
1366 socket_type = SOCK_DGRAM;
1370 #ifndef OPENSSL_NO_DTLS
1371 enable_timeouts = 1;
1375 #ifndef OPENSSL_NO_DTLS
1376 socket_mtu = atol(opt_arg());
1380 #ifndef OPENSSL_NO_DTLS
1385 #ifndef OPENSSL_NO_DTLS
1390 session_id_prefix = opt_arg();
1393 engine = setup_engine(opt_arg(), 1);
1398 case OPT_SERVERNAME:
1399 tlsextcbp.servername = opt_arg();
1401 case OPT_SERVERNAME_FATAL:
1402 tlsextcbp.extension_error = SSL_TLSEXT_ERR_ALERT_FATAL;
1405 s_cert_file2 = opt_arg();
1408 s_key_file2 = opt_arg();
1410 case OPT_NEXTPROTONEG:
1411 # ifndef OPENSSL_NO_NEXTPROTONEG
1412 next_proto_neg_in = opt_arg();
1416 alpn_in = opt_arg();
1418 case OPT_SRTP_PROFILES:
1419 #ifndef OPENSSL_NO_SRTP
1420 srtp_profiles = opt_arg();
1423 case OPT_KEYMATEXPORT:
1424 keymatexportlabel = opt_arg();
1426 case OPT_KEYMATEXPORTLEN:
1427 keymatexportlen = atoi(opt_arg());
1432 case OPT_SPLIT_SEND_FRAG:
1433 split_send_fragment = atoi(opt_arg());
1434 if (split_send_fragment == 0) {
1436 * Not allowed - set to a deliberately bad value so we get an
1437 * error message below
1439 split_send_fragment = SSL3_RT_MAX_PLAIN_LENGTH + 1;
1442 case OPT_MAX_PIPELINES:
1443 max_pipelines = atoi(opt_arg());
1446 read_buf_len = atoi(opt_arg());
1451 argc = opt_num_rest();
1454 #ifndef OPENSSL_NO_DTLS
1455 if (www && socket_type == SOCK_DGRAM) {
1456 BIO_printf(bio_err, "Can't use -HTTP, -www or -WWW with DTLS\n");
1460 if (dtlslisten && socket_type != SOCK_DGRAM) {
1461 BIO_printf(bio_err, "Can only use -listen with DTLS\n");
1467 if (socket_family == AF_UNIX && socket_type != SOCK_STREAM) {
1469 "Can't use unix sockets and datagrams together\n");
1474 if (split_send_fragment > SSL3_RT_MAX_PLAIN_LENGTH) {
1475 BIO_printf(bio_err, "Bad split send fragment size\n");
1479 if (max_pipelines > SSL_MAX_PIPELINES) {
1480 BIO_printf(bio_err, "Bad max pipelines value\n");
1484 if (!app_passwd(passarg, dpassarg, &pass, &dpass)) {
1485 BIO_printf(bio_err, "Error getting password\n");
1489 if (s_key_file == NULL)
1490 s_key_file = s_cert_file;
1492 if (s_key_file2 == NULL)
1493 s_key_file2 = s_cert_file2;
1495 if (!load_excert(&exc))
1499 s_key = load_key(s_key_file, s_key_format, 0, pass, engine,
1500 "server certificate private key file");
1502 ERR_print_errors(bio_err);
1506 s_cert = load_cert(s_cert_file, s_cert_format,
1507 "server certificate file");
1510 ERR_print_errors(bio_err);
1514 if (!load_certs(s_chain_file, &s_chain, FORMAT_PEM, NULL,
1515 "server certificate chain"))
1519 if (tlsextcbp.servername) {
1520 s_key2 = load_key(s_key_file2, s_key_format, 0, pass, engine,
1521 "second server certificate private key file");
1523 ERR_print_errors(bio_err);
1527 s_cert2 = load_cert(s_cert_file2, s_cert_format,
1528 "second server certificate file");
1531 ERR_print_errors(bio_err);
1536 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1537 if (next_proto_neg_in) {
1539 next_proto.data = next_protos_parse(&len, next_proto_neg_in);
1540 if (next_proto.data == NULL)
1542 next_proto.len = len;
1544 next_proto.data = NULL;
1547 alpn_ctx.data = NULL;
1550 alpn_ctx.data = next_protos_parse(&len, alpn_in);
1551 if (alpn_ctx.data == NULL)
1558 crl = load_crl(crl_file, crl_format);
1560 BIO_puts(bio_err, "Error loading CRL\n");
1561 ERR_print_errors(bio_err);
1564 crls = sk_X509_CRL_new_null();
1565 if (!crls || !sk_X509_CRL_push(crls, crl)) {
1566 BIO_puts(bio_err, "Error adding CRL\n");
1567 ERR_print_errors(bio_err);
1575 if (s_dkey_file == NULL)
1576 s_dkey_file = s_dcert_file;
1578 s_dkey = load_key(s_dkey_file, s_dkey_format,
1579 0, dpass, engine, "second certificate private key file");
1581 ERR_print_errors(bio_err);
1585 s_dcert = load_cert(s_dcert_file, s_dcert_format,
1586 "second server certificate file");
1589 ERR_print_errors(bio_err);
1592 if (s_dchain_file) {
1593 if (!load_certs(s_dchain_file, &s_dchain, FORMAT_PEM, NULL,
1594 "second server certificate chain"))
1600 if (!app_RAND_load_file(NULL, 1) && inrand == NULL
1601 && !RAND_status()) {
1603 "warning, not much extra random data, consider using the -rand option\n");
1606 BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
1607 app_RAND_load_files(inrand));
1609 if (bio_s_out == NULL) {
1610 if (s_quiet && !s_debug) {
1611 bio_s_out = BIO_new(BIO_s_null());
1612 if (s_msg && !bio_s_msg)
1613 bio_s_msg = dup_bio_out(FORMAT_TEXT);
1615 if (bio_s_out == NULL)
1616 bio_s_out = dup_bio_out(FORMAT_TEXT);
1619 #if !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_EC)
1625 s_dcert_file = NULL;
1627 s_cert_file2 = NULL;
1631 ctx = SSL_CTX_new(meth);
1633 ERR_print_errors(bio_err);
1637 ssl_ctx_security_debug(ctx, sdebug);
1639 if (SSL_CTX_config(ctx, ssl_config) == 0) {
1640 BIO_printf(bio_err, "Error using configuration \"%s\"\n",
1642 ERR_print_errors(bio_err);
1646 if (SSL_CTX_set_min_proto_version(ctx, min_version) == 0)
1648 if (SSL_CTX_set_max_proto_version(ctx, max_version) == 0)
1651 if (session_id_prefix) {
1652 if (strlen(session_id_prefix) >= 32)
1654 "warning: id_prefix is too long, only one new session will be possible\n");
1655 if (!SSL_CTX_set_generate_session_id(ctx, generate_session_id)) {
1656 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1657 ERR_print_errors(bio_err);
1660 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1662 SSL_CTX_set_quiet_shutdown(ctx, 1);
1664 ssl_ctx_set_excert(ctx, exc);
1667 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1669 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_OFF);
1671 init_session_cache_ctx(ctx);
1673 SSL_CTX_sess_set_cache_size(ctx, 128);
1676 SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC);
1678 if (split_send_fragment > 0) {
1679 SSL_CTX_set_split_send_fragment(ctx, split_send_fragment);
1681 if (max_pipelines > 0) {
1682 SSL_CTX_set_max_pipelines(ctx, max_pipelines);
1685 if (read_buf_len > 0) {
1686 SSL_CTX_set_default_read_buffer_len(ctx, read_buf_len);
1689 #ifndef OPENSSL_NO_SRTP
1690 if (srtp_profiles != NULL) {
1691 /* Returns 0 on success! */
1692 if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) {
1693 BIO_printf(bio_err, "Error setting SRTP profile\n");
1694 ERR_print_errors(bio_err);
1700 if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) {
1701 ERR_print_errors(bio_err);
1704 if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) {
1705 BIO_printf(bio_err, "Error setting verify params\n");
1706 ERR_print_errors(bio_err);
1710 ssl_ctx_add_crls(ctx, crls, 0);
1711 if (!config_ctx(cctx, ssl_args, ctx))
1714 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1715 crls, crl_download)) {
1716 BIO_printf(bio_err, "Error loading store locations\n");
1717 ERR_print_errors(bio_err);
1722 ctx2 = SSL_CTX_new(meth);
1724 ERR_print_errors(bio_err);
1730 BIO_printf(bio_s_out, "Setting secondary ctx parameters\n");
1733 ssl_ctx_security_debug(ctx, sdebug);
1735 if (session_id_prefix) {
1736 if (strlen(session_id_prefix) >= 32)
1738 "warning: id_prefix is too long, only one new session will be possible\n");
1739 if (!SSL_CTX_set_generate_session_id(ctx2, generate_session_id)) {
1740 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1741 ERR_print_errors(bio_err);
1744 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1746 SSL_CTX_set_quiet_shutdown(ctx2, 1);
1748 ssl_ctx_set_excert(ctx2, exc);
1751 SSL_CTX_set_info_callback(ctx2, apps_ssl_info_callback);
1754 SSL_CTX_set_session_cache_mode(ctx2, SSL_SESS_CACHE_OFF);
1756 init_session_cache_ctx(ctx2);
1758 SSL_CTX_sess_set_cache_size(ctx2, 128);
1761 SSL_CTX_set_mode(ctx2, SSL_MODE_ASYNC);
1763 if (!ctx_set_verify_locations(ctx2, CAfile, CApath, noCAfile,
1765 ERR_print_errors(bio_err);
1768 if (vpmtouched && !SSL_CTX_set1_param(ctx2, vpm)) {
1769 BIO_printf(bio_err, "Error setting verify params\n");
1770 ERR_print_errors(bio_err);
1774 ssl_ctx_add_crls(ctx2, crls, 0);
1775 if (!config_ctx(cctx, ssl_args, ctx2))
1778 #ifndef OPENSSL_NO_NEXTPROTONEG
1779 if (next_proto.data)
1780 SSL_CTX_set_next_protos_advertised_cb(ctx, next_proto_cb,
1784 SSL_CTX_set_alpn_select_cb(ctx, alpn_cb, &alpn_ctx);
1786 #ifndef OPENSSL_NO_DH
1791 dh = load_dh_param(dhfile);
1792 else if (s_cert_file)
1793 dh = load_dh_param(s_cert_file);
1796 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
1798 BIO_printf(bio_s_out, "Using default temp DH parameters\n");
1800 (void)BIO_flush(bio_s_out);
1803 SSL_CTX_set_dh_auto(ctx, 1);
1804 else if (!SSL_CTX_set_tmp_dh(ctx, dh)) {
1805 BIO_puts(bio_err, "Error setting temp DH parameters\n");
1806 ERR_print_errors(bio_err);
1813 DH *dh2 = load_dh_param(s_cert_file2);
1815 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
1816 (void)BIO_flush(bio_s_out);
1823 SSL_CTX_set_dh_auto(ctx2, 1);
1824 else if (!SSL_CTX_set_tmp_dh(ctx2, dh)) {
1825 BIO_puts(bio_err, "Error setting temp DH parameters\n");
1826 ERR_print_errors(bio_err);
1835 if (!set_cert_key_stuff(ctx, s_cert, s_key, s_chain, build_chain))
1838 if (s_serverinfo_file != NULL
1839 && !SSL_CTX_use_serverinfo_file(ctx, s_serverinfo_file)) {
1840 ERR_print_errors(bio_err);
1844 if (ctx2 && !set_cert_key_stuff(ctx2, s_cert2, s_key2, NULL, build_chain))
1847 if (s_dcert != NULL) {
1848 if (!set_cert_key_stuff(ctx, s_dcert, s_dkey, s_dchain, build_chain))
1852 if (no_resume_ephemeral) {
1853 SSL_CTX_set_not_resumable_session_callback(ctx,
1854 not_resumable_sess_cb);
1857 SSL_CTX_set_not_resumable_session_callback(ctx2,
1858 not_resumable_sess_cb);
1860 #ifndef OPENSSL_NO_PSK
1861 if (psk_key != NULL) {
1863 BIO_printf(bio_s_out,
1864 "PSK key given, setting server callback\n");
1865 SSL_CTX_set_psk_server_callback(ctx, psk_server_cb);
1868 if (!SSL_CTX_use_psk_identity_hint(ctx, psk_identity_hint)) {
1869 BIO_printf(bio_err, "error setting PSK identity hint to context\n");
1870 ERR_print_errors(bio_err);
1875 SSL_CTX_set_verify(ctx, s_server_verify, verify_callback);
1876 if (!SSL_CTX_set_session_id_context(ctx,
1877 (void *)&s_server_session_id_context,
1878 sizeof s_server_session_id_context)) {
1879 BIO_printf(bio_err, "error setting session id context\n");
1880 ERR_print_errors(bio_err);
1884 /* Set DTLS cookie generation and verification callbacks */
1885 SSL_CTX_set_cookie_generate_cb(ctx, generate_cookie_callback);
1886 SSL_CTX_set_cookie_verify_cb(ctx, verify_cookie_callback);
1889 SSL_CTX_set_verify(ctx2, s_server_verify, verify_callback);
1890 if (!SSL_CTX_set_session_id_context(ctx2,
1891 (void *)&s_server_session_id_context,
1892 sizeof s_server_session_id_context)) {
1893 BIO_printf(bio_err, "error setting session id context\n");
1894 ERR_print_errors(bio_err);
1897 tlsextcbp.biodebug = bio_s_out;
1898 SSL_CTX_set_tlsext_servername_callback(ctx2, ssl_servername_cb);
1899 SSL_CTX_set_tlsext_servername_arg(ctx2, &tlsextcbp);
1900 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1901 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1904 #ifndef OPENSSL_NO_SRP
1905 if (srp_verifier_file != NULL) {
1906 srp_callback_parm.vb = SRP_VBASE_new(srpuserseed);
1907 srp_callback_parm.user = NULL;
1908 srp_callback_parm.login = NULL;
1910 SRP_VBASE_init(srp_callback_parm.vb,
1911 srp_verifier_file)) != SRP_NO_ERROR) {
1913 "Cannot initialize SRP verifier file \"%s\":ret=%d\n",
1914 srp_verifier_file, ret);
1917 SSL_CTX_set_verify(ctx, SSL_VERIFY_NONE, verify_callback);
1918 SSL_CTX_set_srp_cb_arg(ctx, &srp_callback_parm);
1919 SSL_CTX_set_srp_username_callback(ctx, ssl_srp_server_param_cb);
1922 if (CAfile != NULL) {
1923 SSL_CTX_set_client_CA_list(ctx, SSL_load_client_CA_file(CAfile));
1926 SSL_CTX_set_client_CA_list(ctx2, SSL_load_client_CA_file(CAfile));
1928 #ifndef OPENSSL_NO_OCSP
1929 if (s_tlsextstatus) {
1930 SSL_CTX_set_tlsext_status_cb(ctx, cert_status_cb);
1931 SSL_CTX_set_tlsext_status_arg(ctx, &tlscstatp);
1933 SSL_CTX_set_tlsext_status_cb(ctx2, cert_status_cb);
1934 SSL_CTX_set_tlsext_status_arg(ctx2, &tlscstatp);
1939 BIO_printf(bio_s_out, "ACCEPT\n");
1940 (void)BIO_flush(bio_s_out);
1942 server_cb = rev_body;
1944 server_cb = www_body;
1946 server_cb = sv_body;
1948 if (socket_family == AF_UNIX
1949 && unlink_unix_path)
1952 do_server(&accept_socket, host, port, socket_family, socket_type,
1953 server_cb, context, naccept);
1954 print_stats(bio_s_out, ctx);
1959 sk_X509_CRL_pop_free(crls, X509_CRL_free);
1961 EVP_PKEY_free(s_key);
1962 EVP_PKEY_free(s_dkey);
1963 sk_X509_pop_free(s_chain, X509_free);
1964 sk_X509_pop_free(s_dchain, X509_free);
1966 OPENSSL_free(dpass);
1969 X509_VERIFY_PARAM_free(vpm);
1971 OPENSSL_free(tlscstatp.host);
1972 OPENSSL_free(tlscstatp.port);
1973 OPENSSL_free(tlscstatp.path);
1976 EVP_PKEY_free(s_key2);
1977 BIO_free(serverinfo_in);
1978 #ifndef OPENSSL_NO_NEXTPROTONEG
1979 OPENSSL_free(next_proto.data);
1981 OPENSSL_free(alpn_ctx.data);
1982 ssl_excert_free(exc);
1983 sk_OPENSSL_STRING_free(ssl_args);
1984 SSL_CONF_CTX_free(cctx);
1985 BIO_free(bio_s_out);
1987 BIO_free(bio_s_msg);
1989 #ifdef CHARSET_EBCDIC
1990 BIO_meth_free(methods_ebcdic);
1995 static void print_stats(BIO *bio, SSL_CTX *ssl_ctx)
1997 BIO_printf(bio, "%4ld items in the session cache\n",
1998 SSL_CTX_sess_number(ssl_ctx));
1999 BIO_printf(bio, "%4ld client connects (SSL_connect())\n",
2000 SSL_CTX_sess_connect(ssl_ctx));
2001 BIO_printf(bio, "%4ld client renegotiates (SSL_connect())\n",
2002 SSL_CTX_sess_connect_renegotiate(ssl_ctx));
2003 BIO_printf(bio, "%4ld client connects that finished\n",
2004 SSL_CTX_sess_connect_good(ssl_ctx));
2005 BIO_printf(bio, "%4ld server accepts (SSL_accept())\n",
2006 SSL_CTX_sess_accept(ssl_ctx));
2007 BIO_printf(bio, "%4ld server renegotiates (SSL_accept())\n",
2008 SSL_CTX_sess_accept_renegotiate(ssl_ctx));
2009 BIO_printf(bio, "%4ld server accepts that finished\n",
2010 SSL_CTX_sess_accept_good(ssl_ctx));
2011 BIO_printf(bio, "%4ld session cache hits\n", SSL_CTX_sess_hits(ssl_ctx));
2012 BIO_printf(bio, "%4ld session cache misses\n",
2013 SSL_CTX_sess_misses(ssl_ctx));
2014 BIO_printf(bio, "%4ld session cache timeouts\n",
2015 SSL_CTX_sess_timeouts(ssl_ctx));
2016 BIO_printf(bio, "%4ld callback cache hits\n",
2017 SSL_CTX_sess_cb_hits(ssl_ctx));
2018 BIO_printf(bio, "%4ld cache full overflows (%ld allowed)\n",
2019 SSL_CTX_sess_cache_full(ssl_ctx),
2020 SSL_CTX_sess_get_cache_size(ssl_ctx));
2023 static int sv_body(int s, int stype, unsigned char *context)
2032 struct timeval timeout;
2033 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2036 struct timeval *timeoutp;
2039 buf = app_malloc(bufsize, "server buffer");
2041 if (!BIO_socket_nbio(s, 1))
2042 ERR_print_errors(bio_err);
2044 BIO_printf(bio_err, "Turned on non blocking io\n");
2050 if (s_tlsextdebug) {
2051 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2052 SSL_set_tlsext_debug_arg(con, bio_s_out);
2056 && !SSL_set_session_id_context(con,
2057 context, strlen((char *)context))) {
2058 BIO_printf(bio_err, "Error setting session id context\n");
2063 if (!SSL_clear(con)) {
2064 BIO_printf(bio_err, "Error clearing SSL connection\n");
2068 #ifndef OPENSSL_NO_DTLS
2069 if (stype == SOCK_DGRAM) {
2071 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
2073 if (enable_timeouts) {
2075 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
2076 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
2079 timeout.tv_usec = DGRAM_SND_TIMEOUT;
2080 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
2084 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
2085 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
2086 DTLS_get_link_min_mtu(con));
2091 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
2092 if (!DTLS_set_link_mtu(con, socket_mtu)) {
2093 BIO_printf(bio_err, "Failed to set MTU\n");
2099 /* want to do MTU discovery */
2100 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
2102 /* turn on cookie exchange */
2103 SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE);
2106 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2111 test = BIO_new(BIO_f_nbio_test());
2112 sbio = BIO_push(test, sbio);
2115 SSL_set_bio(con, sbio, sbio);
2116 SSL_set_accept_state(con);
2117 /* SSL_set_fd(con,s); */
2120 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
2121 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
2124 #ifndef OPENSSL_NO_SSL_TRACE
2126 SSL_set_msg_callback(con, SSL_trace);
2129 SSL_set_msg_callback(con, msg_cb);
2130 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2133 if (s_tlsextdebug) {
2134 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2135 SSL_set_tlsext_debug_arg(con, bio_s_out);
2140 int read_from_terminal;
2141 int read_from_sslcon;
2143 read_from_terminal = 0;
2144 read_from_sslcon = SSL_has_pending(con)
2145 || (async && SSL_waiting_for_async(con));
2147 if (!read_from_sslcon) {
2149 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
2150 openssl_fdset(fileno(stdin), &readfds);
2152 openssl_fdset(s, &readfds);
2154 * Note: under VMS with SOCKETSHR the second parameter is
2155 * currently of type (int *) whereas under other systems it is
2156 * (void *) if you don't have a cast it will choke the compiler:
2157 * if you do have a cast then you can either go for (int *) or
2160 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2162 * Under DOS (non-djgpp) and Windows we can't select on stdin:
2163 * only on sockets. As a workaround we timeout the select every
2164 * second and check for any keypress. In a proper Windows
2165 * application we wouldn't do this because it is inefficient.
2169 i = select(width, (void *)&readfds, NULL, NULL, &tv);
2170 if ((i < 0) || (!i && !_kbhit()))
2173 read_from_terminal = 1;
2175 if ((SSL_version(con) == DTLS1_VERSION) &&
2176 DTLSv1_get_timeout(con, &timeout))
2177 timeoutp = &timeout;
2181 i = select(width, (void *)&readfds, NULL, NULL, timeoutp);
2183 if ((SSL_version(con) == DTLS1_VERSION)
2184 && DTLSv1_handle_timeout(con) > 0) {
2185 BIO_printf(bio_err, "TIMEOUT occurred\n");
2190 if (FD_ISSET(fileno(stdin), &readfds))
2191 read_from_terminal = 1;
2193 if (FD_ISSET(s, &readfds))
2194 read_from_sslcon = 1;
2196 if (read_from_terminal) {
2200 i = raw_read_stdin(buf, bufsize / 2);
2202 /* both loops are skipped when i <= 0 */
2203 for (j = 0; j < i; j++)
2206 for (j = i - 1; j >= 0; j--) {
2207 buf[j + lf_num] = buf[j];
2208 if (buf[j] == '\n') {
2211 buf[j + lf_num] = '\r';
2214 assert(lf_num == 0);
2216 i = raw_read_stdin(buf, bufsize);
2217 if (!s_quiet && !s_brief) {
2218 if ((i <= 0) || (buf[0] == 'Q')) {
2219 BIO_printf(bio_s_out, "DONE\n");
2220 (void)BIO_flush(bio_s_out);
2222 close_accept_socket();
2226 if ((i <= 0) || (buf[0] == 'q')) {
2227 BIO_printf(bio_s_out, "DONE\n");
2228 (void)BIO_flush(bio_s_out);
2229 if (SSL_version(con) != DTLS1_VERSION)
2232 * close_accept_socket(); ret= -11;
2236 #ifndef OPENSSL_NO_HEARTBEATS
2237 if ((buf[0] == 'B') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2238 BIO_printf(bio_err, "HEARTBEATING\n");
2244 if ((buf[0] == 'r') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2245 SSL_renegotiate(con);
2246 i = SSL_do_handshake(con);
2247 printf("SSL_do_handshake -> %d\n", i);
2251 * strcpy(buf,"server side RE-NEGOTIATE\n");
2254 if ((buf[0] == 'R') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2256 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
2258 SSL_renegotiate(con);
2259 i = SSL_do_handshake(con);
2260 printf("SSL_do_handshake -> %d\n", i);
2264 * strcpy(buf,"server side RE-NEGOTIATE asking for client
2268 if (buf[0] == 'P') {
2269 static const char *str = "Lets print some clear text\n";
2270 BIO_write(SSL_get_wbio(con), str, strlen(str));
2272 if (buf[0] == 'S') {
2273 print_stats(bio_s_out, SSL_get_SSL_CTX(con));
2276 #ifdef CHARSET_EBCDIC
2277 ebcdic2ascii(buf, buf, i);
2281 /* should do a select for the write */
2285 if (++count == 100) {
2287 SSL_renegotiate(con);
2291 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2292 #ifndef OPENSSL_NO_SRP
2293 while (SSL_get_error(con, k) == SSL_ERROR_WANT_X509_LOOKUP) {
2294 BIO_printf(bio_s_out, "LOOKUP renego during write\n");
2295 SRP_user_pwd_free(srp_callback_parm.user);
2296 srp_callback_parm.user =
2297 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2298 srp_callback_parm.login);
2299 if (srp_callback_parm.user)
2300 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2301 srp_callback_parm.user->info);
2303 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2304 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2307 switch (SSL_get_error(con, k)) {
2308 case SSL_ERROR_NONE:
2310 case SSL_ERROR_WANT_ASYNC:
2311 BIO_printf(bio_s_out, "Write BLOCK (Async)\n");
2312 (void)BIO_flush(bio_s_out);
2313 wait_for_async(con);
2315 case SSL_ERROR_WANT_WRITE:
2316 case SSL_ERROR_WANT_READ:
2317 case SSL_ERROR_WANT_X509_LOOKUP:
2318 BIO_printf(bio_s_out, "Write BLOCK\n");
2319 (void)BIO_flush(bio_s_out);
2321 case SSL_ERROR_WANT_ASYNC_JOB:
2323 * This shouldn't ever happen in s_server. Treat as an error
2325 case SSL_ERROR_SYSCALL:
2327 BIO_printf(bio_s_out, "ERROR\n");
2328 (void)BIO_flush(bio_s_out);
2329 ERR_print_errors(bio_err);
2333 case SSL_ERROR_ZERO_RETURN:
2334 BIO_printf(bio_s_out, "DONE\n");
2335 (void)BIO_flush(bio_s_out);
2347 if (read_from_sslcon) {
2349 * init_ssl_connection handles all async events itself so if we're
2350 * waiting for async then we shouldn't go back into
2351 * init_ssl_connection
2353 if ((!async || !SSL_waiting_for_async(con))
2354 && !SSL_is_init_finished(con)) {
2355 i = init_ssl_connection(con);
2360 } else if (i == 0) {
2366 i = SSL_read(con, (char *)buf, bufsize);
2367 #ifndef OPENSSL_NO_SRP
2368 while (SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2369 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2370 SRP_user_pwd_free(srp_callback_parm.user);
2371 srp_callback_parm.user =
2372 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2373 srp_callback_parm.login);
2374 if (srp_callback_parm.user)
2375 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2376 srp_callback_parm.user->info);
2378 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2379 i = SSL_read(con, (char *)buf, bufsize);
2382 switch (SSL_get_error(con, i)) {
2383 case SSL_ERROR_NONE:
2384 #ifdef CHARSET_EBCDIC
2385 ascii2ebcdic(buf, buf, i);
2387 raw_write_stdout(buf, (unsigned int)i);
2388 (void)BIO_flush(bio_s_out);
2389 if (SSL_has_pending(con))
2392 case SSL_ERROR_WANT_ASYNC:
2393 BIO_printf(bio_s_out, "Read BLOCK (Async)\n");
2394 (void)BIO_flush(bio_s_out);
2395 wait_for_async(con);
2397 case SSL_ERROR_WANT_WRITE:
2398 case SSL_ERROR_WANT_READ:
2399 BIO_printf(bio_s_out, "Read BLOCK\n");
2400 (void)BIO_flush(bio_s_out);
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;
2458 #ifndef OPENSSL_NO_DTLS
2460 BIO_ADDR *client = NULL;
2462 if ((client = BIO_ADDR_new()) == NULL) {
2463 BIO_printf(bio_err, "ERROR - memory\n");
2466 i = DTLSv1_listen(con, client);
2471 wbio = SSL_get_wbio(con);
2473 BIO_get_fd(wbio, &fd);
2476 if(!wbio || BIO_connect(fd, client, 0) == 0) {
2477 BIO_printf(bio_err, "ERROR - unable to connect\n");
2478 BIO_ADDR_free(client);
2481 BIO_ADDR_free(client);
2483 i = SSL_accept(con);
2489 i = SSL_accept(con);
2492 retry = BIO_sock_should_retry(i);
2493 #ifdef CERT_CB_TEST_RETRY
2495 while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP
2496 && SSL_get_state(con) == TLS_ST_SR_CLNT_HELLO) {
2498 "LOOKUP from certificate callback during accept\n");
2499 i = SSL_accept(con);
2501 retry = BIO_sock_should_retry(i);
2506 #ifndef OPENSSL_NO_SRP
2507 while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2508 BIO_printf(bio_s_out, "LOOKUP during accept %s\n",
2509 srp_callback_parm.login);
2510 SRP_user_pwd_free(srp_callback_parm.user);
2511 srp_callback_parm.user =
2512 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2513 srp_callback_parm.login);
2514 if (srp_callback_parm.user)
2515 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2516 srp_callback_parm.user->info);
2518 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2519 i = SSL_accept(con);
2521 retry = BIO_sock_should_retry(i);
2524 } while (i < 0 && SSL_waiting_for_async(con));
2527 if ((dtlslisten && i == 0)
2528 || (!dtlslisten && retry)) {
2529 BIO_printf(bio_s_out, "DELAY\n");
2533 BIO_printf(bio_err, "ERROR\n");
2535 verify_err = SSL_get_verify_result(con);
2536 if (verify_err != X509_V_OK) {
2537 BIO_printf(bio_err, "verify error:%s\n",
2538 X509_verify_cert_error_string(verify_err));
2540 /* Always print any error messages */
2541 ERR_print_errors(bio_err);
2546 print_ssl_summary(con);
2548 PEM_write_bio_SSL_SESSION(bio_s_out, SSL_get_session(con));
2550 peer = SSL_get_peer_certificate(con);
2552 BIO_printf(bio_s_out, "Client certificate\n");
2553 PEM_write_bio_X509(bio_s_out, peer);
2554 X509_NAME_oneline(X509_get_subject_name(peer), buf, sizeof buf);
2555 BIO_printf(bio_s_out, "subject=%s\n", buf);
2556 X509_NAME_oneline(X509_get_issuer_name(peer), buf, sizeof buf);
2557 BIO_printf(bio_s_out, "issuer=%s\n", buf);
2562 if (SSL_get_shared_ciphers(con, buf, sizeof buf) != NULL)
2563 BIO_printf(bio_s_out, "Shared ciphers:%s\n", buf);
2564 str = SSL_CIPHER_get_name(SSL_get_current_cipher(con));
2565 ssl_print_sigalgs(bio_s_out, con);
2566 #ifndef OPENSSL_NO_EC
2567 ssl_print_point_formats(bio_s_out, con);
2568 ssl_print_curves(bio_s_out, con, 0);
2570 BIO_printf(bio_s_out, "CIPHER is %s\n", (str != NULL) ? str : "(NONE)");
2572 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2573 SSL_get0_next_proto_negotiated(con, &next_proto_neg, &next_proto_neg_len);
2574 if (next_proto_neg) {
2575 BIO_printf(bio_s_out, "NEXTPROTO is ");
2576 BIO_write(bio_s_out, next_proto_neg, next_proto_neg_len);
2577 BIO_printf(bio_s_out, "\n");
2580 #ifndef OPENSSL_NO_SRTP
2582 SRTP_PROTECTION_PROFILE *srtp_profile
2583 = SSL_get_selected_srtp_profile(con);
2586 BIO_printf(bio_s_out, "SRTP Extension negotiated, profile=%s\n",
2587 srtp_profile->name);
2590 if (SSL_session_reused(con))
2591 BIO_printf(bio_s_out, "Reused session-id\n");
2592 BIO_printf(bio_s_out, "Secure Renegotiation IS%s supported\n",
2593 SSL_get_secure_renegotiation_support(con) ? "" : " NOT");
2594 if (keymatexportlabel != NULL) {
2595 BIO_printf(bio_s_out, "Keying material exporter:\n");
2596 BIO_printf(bio_s_out, " Label: '%s'\n", keymatexportlabel);
2597 BIO_printf(bio_s_out, " Length: %i bytes\n", keymatexportlen);
2598 exportedkeymat = app_malloc(keymatexportlen, "export key");
2599 if (!SSL_export_keying_material(con, exportedkeymat,
2602 strlen(keymatexportlabel),
2604 BIO_printf(bio_s_out, " Error\n");
2606 BIO_printf(bio_s_out, " Keying material: ");
2607 for (i = 0; i < keymatexportlen; i++)
2608 BIO_printf(bio_s_out, "%02X", exportedkeymat[i]);
2609 BIO_printf(bio_s_out, "\n");
2611 OPENSSL_free(exportedkeymat);
2614 (void)BIO_flush(bio_s_out);
2618 #ifndef OPENSSL_NO_DH
2619 static DH *load_dh_param(const char *dhfile)
2624 if ((bio = BIO_new_file(dhfile, "r")) == NULL)
2626 ret = PEM_read_bio_DHparams(bio, NULL, NULL, NULL);
2633 static int www_body(int s, int stype, unsigned char *context)
2639 const SSL_CIPHER *c;
2640 BIO *io, *ssl_bio, *sbio;
2642 int total_bytes = 0;
2647 /* Set width for a select call if needed */
2650 buf = app_malloc(bufsize, "server www buffer");
2651 io = BIO_new(BIO_f_buffer());
2652 ssl_bio = BIO_new(BIO_f_ssl());
2653 if ((io == NULL) || (ssl_bio == NULL))
2657 if (!BIO_socket_nbio(s, 1))
2658 ERR_print_errors(bio_err);
2660 BIO_printf(bio_err, "Turned on non blocking io\n");
2663 /* lets make the output buffer a reasonable size */
2664 if (!BIO_set_write_buffer_size(io, bufsize))
2667 if ((con = SSL_new(ctx)) == NULL)
2670 if (s_tlsextdebug) {
2671 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2672 SSL_set_tlsext_debug_arg(con, bio_s_out);
2675 if (context && !SSL_set_session_id_context(con, context,
2676 strlen((char *)context)))
2679 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2683 test = BIO_new(BIO_f_nbio_test());
2684 sbio = BIO_push(test, sbio);
2686 SSL_set_bio(con, sbio, sbio);
2687 SSL_set_accept_state(con);
2689 /* SSL_set_fd(con,s); */
2690 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
2691 BIO_push(io, ssl_bio);
2692 #ifdef CHARSET_EBCDIC
2693 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
2697 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
2698 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
2701 #ifndef OPENSSL_NO_SSL_TRACE
2703 SSL_set_msg_callback(con, SSL_trace);
2706 SSL_set_msg_callback(con, msg_cb);
2707 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2711 i = BIO_gets(io, buf, bufsize - 1);
2712 if (i < 0) { /* error */
2713 if (!BIO_should_retry(io) && !SSL_waiting_for_async(con)) {
2715 ERR_print_errors(bio_err);
2718 BIO_printf(bio_s_out, "read R BLOCK\n");
2719 #ifndef OPENSSL_NO_SRP
2720 if (BIO_should_io_special(io)
2721 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
2722 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2723 SRP_user_pwd_free(srp_callback_parm.user);
2724 srp_callback_parm.user =
2725 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2726 srp_callback_parm.login);
2727 if (srp_callback_parm.user)
2728 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2729 srp_callback_parm.user->info);
2731 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2735 #if !defined(OPENSSL_SYS_MSDOS)
2740 } else if (i == 0) { /* end of input */
2745 /* else we have data */
2746 if (((www == 1) && (strncmp("GET ", buf, 4) == 0)) ||
2747 ((www == 2) && (strncmp("GET /stats ", buf, 11) == 0))) {
2750 STACK_OF(SSL_CIPHER) *sk;
2751 static const char *space = " ";
2753 if (www == 1 && strncmp("GET /reneg", buf, 10) == 0) {
2754 if (strncmp("GET /renegcert", buf, 14) == 0)
2756 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
2758 i = SSL_renegotiate(con);
2759 BIO_printf(bio_s_out, "SSL_renegotiate -> %d\n", i);
2760 /* Send the HelloRequest */
2761 i = SSL_do_handshake(con);
2763 BIO_printf(bio_s_out, "SSL_do_handshake() Retval %d\n",
2764 SSL_get_error(con, i));
2765 ERR_print_errors(bio_err);
2768 /* Wait for a ClientHello to come back */
2770 openssl_fdset(s, &readfds);
2771 i = select(width, (void *)&readfds, NULL, NULL, NULL);
2772 if (i <= 0 || !FD_ISSET(s, &readfds)) {
2773 BIO_printf(bio_s_out, "Error waiting for client response\n");
2774 ERR_print_errors(bio_err);
2778 * We're not actually expecting any data here and we ignore
2779 * any that is sent. This is just to force the handshake that
2780 * we're expecting to come from the client. If they haven't
2781 * sent one there's not much we can do.
2783 BIO_gets(io, buf, bufsize - 1);
2787 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2788 BIO_puts(io, "<HTML><BODY BGCOLOR=\"#ffffff\">\n");
2789 BIO_puts(io, "<pre>\n");
2790 /* BIO_puts(io, OpenSSL_version(OPENSSL_VERSION)); */
2792 for (i = 0; i < local_argc; i++) {
2794 for (myp = local_argv[i]; *myp; myp++)
2797 BIO_puts(io, "<");
2800 BIO_puts(io, ">");
2803 BIO_puts(io, "&");
2806 BIO_write(io, myp, 1);
2809 BIO_write(io, " ", 1);
2814 "Secure Renegotiation IS%s supported\n",
2815 SSL_get_secure_renegotiation_support(con) ?
2819 * The following is evil and should not really be done
2821 BIO_printf(io, "Ciphers supported in s_server binary\n");
2822 sk = SSL_get_ciphers(con);
2823 j = sk_SSL_CIPHER_num(sk);
2824 for (i = 0; i < j; i++) {
2825 c = sk_SSL_CIPHER_value(sk, i);
2826 BIO_printf(io, "%-11s:%-25s ",
2827 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2828 if ((((i + 1) % 2) == 0) && (i + 1 != j))
2832 p = SSL_get_shared_ciphers(con, buf, bufsize);
2835 "---\nCiphers common between both SSL end points:\n");
2839 BIO_write(io, space, 26 - j);
2842 BIO_write(io, ((i % 3) ? " " : "\n"), 1);
2844 BIO_write(io, p, 1);
2851 ssl_print_sigalgs(io, con);
2852 #ifndef OPENSSL_NO_EC
2853 ssl_print_curves(io, con, 0);
2855 BIO_printf(io, (SSL_session_reused(con)
2856 ? "---\nReused, " : "---\nNew, "));
2857 c = SSL_get_current_cipher(con);
2858 BIO_printf(io, "%s, Cipher is %s\n",
2859 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2860 SSL_SESSION_print(io, SSL_get_session(con));
2861 BIO_printf(io, "---\n");
2862 print_stats(io, SSL_get_SSL_CTX(con));
2863 BIO_printf(io, "---\n");
2864 peer = SSL_get_peer_certificate(con);
2866 BIO_printf(io, "Client certificate\n");
2867 X509_print(io, peer);
2868 PEM_write_bio_X509(io, peer);
2872 BIO_puts(io, "no client certificate available\n");
2873 BIO_puts(io, "</BODY></HTML>\r\n\r\n");
2875 } else if ((www == 2 || www == 3)
2876 && (strncmp("GET /", buf, 5) == 0)) {
2879 static const char *text =
2880 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
2886 for (e = p; *e != '\0'; e++) {
2892 dot = (e[0] == '.') ? 2 : 0;
2895 dot = (e[0] == '.') ? 3 : 0;
2898 dot = (e[0] == '/') ? -1 : 0;
2902 dot = (e[0] == '/') ? 1 : 0;
2904 dot = (dot == 3) || (dot == -1); /* filename contains ".."
2909 BIO_printf(io, "'%s' is an invalid file name\r\n", p);
2916 BIO_printf(io, "'%s' contains '..' reference\r\n", p);
2922 BIO_printf(io, "'%s' is an invalid path\r\n", p);
2926 /* if a directory, do the index thang */
2927 if (app_isdir(p) > 0) {
2929 BIO_printf(io, "'%s' is a directory\r\n", p);
2933 if ((file = BIO_new_file(p, "r")) == NULL) {
2935 BIO_printf(io, "Error opening '%s'\r\n", p);
2936 ERR_print_errors(io);
2941 BIO_printf(bio_err, "FILE:%s\n", p);
2945 if (((i > 5) && (strcmp(&(p[i - 5]), ".html") == 0)) ||
2946 ((i > 4) && (strcmp(&(p[i - 4]), ".php") == 0)) ||
2947 ((i > 4) && (strcmp(&(p[i - 4]), ".htm") == 0)))
2949 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2952 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n");
2956 i = BIO_read(file, buf, bufsize);
2962 BIO_printf(bio_err, "%d\n", i);
2963 if (total_bytes > 3 * 1024) {
2965 BIO_printf(bio_err, "RENEGOTIATE\n");
2966 SSL_renegotiate(con);
2970 for (j = 0; j < i;) {
2974 if (++count == 13) {
2975 SSL_renegotiate(con);
2979 k = BIO_write(io, &(buf[j]), i - j);
2981 if (!BIO_should_retry(io) && !SSL_waiting_for_async(con))
2984 BIO_printf(bio_s_out, "rwrite W BLOCK\n");
2998 i = (int)BIO_flush(io);
3000 if (!BIO_should_retry(io))
3006 /* make sure we re-use sessions */
3007 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
3011 BIO_printf(bio_s_out, "ACCEPT\n");
3017 static int rev_body(int s, int stype, unsigned char *context)
3023 BIO *io, *ssl_bio, *sbio;
3025 buf = app_malloc(bufsize, "server rev buffer");
3026 io = BIO_new(BIO_f_buffer());
3027 ssl_bio = BIO_new(BIO_f_ssl());
3028 if ((io == NULL) || (ssl_bio == NULL))
3031 /* lets make the output buffer a reasonable size */
3032 if (!BIO_set_write_buffer_size(io, bufsize))
3035 if ((con = SSL_new(ctx)) == NULL)
3038 if (s_tlsextdebug) {
3039 SSL_set_tlsext_debug_callback(con, tlsext_cb);
3040 SSL_set_tlsext_debug_arg(con, bio_s_out);
3042 if (context && !SSL_set_session_id_context(con, context,
3043 strlen((char *)context))) {
3044 ERR_print_errors(bio_err);
3048 sbio = BIO_new_socket(s, BIO_NOCLOSE);
3049 SSL_set_bio(con, sbio, sbio);
3050 SSL_set_accept_state(con);
3052 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
3053 BIO_push(io, ssl_bio);
3054 #ifdef CHARSET_EBCDIC
3055 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
3059 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
3060 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
3063 #ifndef OPENSSL_NO_SSL_TRACE
3065 SSL_set_msg_callback(con, SSL_trace);
3068 SSL_set_msg_callback(con, msg_cb);
3069 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
3073 i = BIO_do_handshake(io);
3076 if (!BIO_should_retry(io)) {
3077 BIO_puts(bio_err, "CONNECTION FAILURE\n");
3078 ERR_print_errors(bio_err);
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 accept\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");
3098 BIO_printf(bio_err, "CONNECTION ESTABLISHED\n");
3099 print_ssl_summary(con);
3102 i = BIO_gets(io, buf, bufsize - 1);
3103 if (i < 0) { /* error */
3104 if (!BIO_should_retry(io)) {
3106 ERR_print_errors(bio_err);
3109 BIO_printf(bio_s_out, "read R BLOCK\n");
3110 #ifndef OPENSSL_NO_SRP
3111 if (BIO_should_io_special(io)
3112 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3113 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
3114 SRP_user_pwd_free(srp_callback_parm.user);
3115 srp_callback_parm.user =
3116 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
3117 srp_callback_parm.login);
3118 if (srp_callback_parm.user)
3119 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3120 srp_callback_parm.user->info);
3122 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3126 #if !defined(OPENSSL_SYS_MSDOS)
3131 } else if (i == 0) { /* end of input */
3133 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3136 char *p = buf + i - 1;
3137 while (i && (*p == '\n' || *p == '\r')) {
3141 if (!s_ign_eof && (i == 5) && (strncmp(buf, "CLOSE", 5) == 0)) {
3143 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3146 BUF_reverse((unsigned char *)buf, NULL, i);
3148 BIO_write(io, buf, i + 1);
3153 if (!BIO_should_retry(io))
3159 /* make sure we re-use sessions */
3160 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
3169 #define MAX_SESSION_ID_ATTEMPTS 10
3170 static int generate_session_id(const SSL *ssl, unsigned char *id,
3171 unsigned int *id_len)
3173 unsigned int count = 0;
3175 if (RAND_bytes(id, *id_len) <= 0)
3178 * Prefix the session_id with the required prefix. NB: If our prefix
3179 * is too long, clip it - but there will be worse effects anyway, eg.
3180 * the server could only possibly create 1 session ID (ie. the
3181 * prefix!) so all future session negotiations will fail due to
3184 memcpy(id, session_id_prefix,
3185 (strlen(session_id_prefix) < *id_len) ?
3186 strlen(session_id_prefix) : *id_len);
3188 while (SSL_has_matching_session_id(ssl, id, *id_len) &&
3189 (++count < MAX_SESSION_ID_ATTEMPTS));
3190 if (count >= MAX_SESSION_ID_ATTEMPTS)
3196 * By default s_server uses an in-memory cache which caches SSL_SESSION
3197 * structures without any serialisation. This hides some bugs which only
3198 * become apparent in deployed servers. By implementing a basic external
3199 * session cache some issues can be debugged using s_server.
3202 typedef struct simple_ssl_session_st {
3207 struct simple_ssl_session_st *next;
3208 } simple_ssl_session;
3210 static simple_ssl_session *first = NULL;
3212 static int add_session(SSL *ssl, SSL_SESSION *session)
3214 simple_ssl_session *sess = app_malloc(sizeof(*sess), "get session");
3217 SSL_SESSION_get_id(session, &sess->idlen);
3218 sess->derlen = i2d_SSL_SESSION(session, NULL);
3219 if (sess->derlen < 0) {
3220 BIO_printf(bio_err, "Error encoding session\n");
3225 sess->id = OPENSSL_memdup(SSL_SESSION_get_id(session, NULL), sess->idlen);
3226 sess->der = app_malloc(sess->derlen, "get session buffer");
3228 BIO_printf(bio_err, "Out of memory adding to external cache\n");
3229 OPENSSL_free(sess->id);
3230 OPENSSL_free(sess->der);
3236 /* Assume it still works. */
3237 if (i2d_SSL_SESSION(session, &p) != sess->derlen) {
3238 BIO_printf(bio_err, "Unexpected session encoding length\n");
3239 OPENSSL_free(sess->id);
3240 OPENSSL_free(sess->der);
3247 BIO_printf(bio_err, "New session added to external cache\n");
3251 static SSL_SESSION *get_session(SSL *ssl, const unsigned char *id, int idlen,
3254 simple_ssl_session *sess;
3256 for (sess = first; sess; sess = sess->next) {
3257 if (idlen == (int)sess->idlen && !memcmp(sess->id, id, idlen)) {
3258 const unsigned char *p = sess->der;
3259 BIO_printf(bio_err, "Lookup session: cache hit\n");
3260 return d2i_SSL_SESSION(NULL, &p, sess->derlen);
3263 BIO_printf(bio_err, "Lookup session: cache miss\n");
3267 static void del_session(SSL_CTX *sctx, SSL_SESSION *session)
3269 simple_ssl_session *sess, *prev = NULL;
3270 const unsigned char *id;
3272 id = SSL_SESSION_get_id(session, &idlen);
3273 for (sess = first; sess; sess = sess->next) {
3274 if (idlen == sess->idlen && !memcmp(sess->id, id, idlen)) {
3276 prev->next = sess->next;
3279 OPENSSL_free(sess->id);
3280 OPENSSL_free(sess->der);
3288 static void init_session_cache_ctx(SSL_CTX *sctx)
3290 SSL_CTX_set_session_cache_mode(sctx,
3291 SSL_SESS_CACHE_NO_INTERNAL |
3292 SSL_SESS_CACHE_SERVER);
3293 SSL_CTX_sess_set_new_cb(sctx, add_session);
3294 SSL_CTX_sess_set_get_cb(sctx, get_session);
3295 SSL_CTX_sess_set_remove_cb(sctx, del_session);
3298 static void free_sessions(void)
3300 simple_ssl_session *sess, *tsess;
3301 for (sess = first; sess;) {
3302 OPENSSL_free(sess->id);
3303 OPENSSL_free(sess->der);
3306 OPENSSL_free(tsess);