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;
156 static int dtlslisten = 0;
158 static const char *s_serverinfo_file = NULL;
160 #ifndef OPENSSL_NO_PSK
161 static char *psk_identity = "Client_identity";
162 char *psk_key = NULL; /* by default PSK is not used */
164 static unsigned int psk_server_cb(SSL *ssl, const char *identity,
166 unsigned int max_psk_len)
172 BIO_printf(bio_s_out, "psk_server_cb\n");
174 BIO_printf(bio_err, "Error: client did not send PSK identity\n");
178 BIO_printf(bio_s_out, "identity_len=%d identity=%s\n",
179 (int)strlen(identity), identity);
181 /* here we could lookup the given identity e.g. from a database */
182 if (strcmp(identity, psk_identity) != 0) {
183 BIO_printf(bio_s_out, "PSK error: client identity not found"
184 " (got '%s' expected '%s')\n", identity, psk_identity);
188 BIO_printf(bio_s_out, "PSK client identity found\n");
190 /* convert the PSK key to binary */
191 key = OPENSSL_hexstr2buf(psk_key, &key_len);
193 BIO_printf(bio_err, "Could not convert PSK key '%s' to buffer\n",
197 if (key_len > (int)max_psk_len) {
199 "psk buffer of callback is too small (%d) for key (%ld)\n",
200 max_psk_len, key_len);
205 memcpy(psk, key, key_len);
209 BIO_printf(bio_s_out, "fetched PSK len=%ld\n", key_len);
213 BIO_printf(bio_err, "Error in PSK server callback\n");
214 (void)BIO_flush(bio_err);
215 (void)BIO_flush(bio_s_out);
220 #ifndef OPENSSL_NO_SRP
221 /* This is a context that we pass to callbacks */
222 typedef struct srpsrvparm_st {
229 * This callback pretends to require some asynchronous logic in order to
230 * obtain a verifier. When the callback is called for a new connection we
231 * return with a negative value. This will provoke the accept etc to return
232 * with an LOOKUP_X509. The main logic of the reinvokes the suspended call
233 * (which would normally occur after a worker has finished) and we set the
236 static int ssl_srp_server_param_cb(SSL *s, int *ad, void *arg)
238 srpsrvparm *p = (srpsrvparm *) arg;
239 int ret = SSL3_AL_FATAL;
241 if (p->login == NULL && p->user == NULL) {
242 p->login = SSL_get_srp_username(s);
243 BIO_printf(bio_err, "SRP username = \"%s\"\n", p->login);
247 if (p->user == NULL) {
248 BIO_printf(bio_err, "User %s doesn't exist\n", p->login);
252 if (SSL_set_srp_server_param
253 (s, p->user->N, p->user->g, p->user->s, p->user->v,
254 p->user->info) < 0) {
255 *ad = SSL_AD_INTERNAL_ERROR;
259 "SRP parameters set: username = \"%s\" info=\"%s\" \n",
260 p->login, p->user->info);
261 ret = SSL_ERROR_NONE;
264 SRP_user_pwd_free(p->user);
272 static void s_server_init(void)
276 s_server_verify = SSL_VERIFY_NONE;
279 s_dchain_file = NULL;
280 s_cert_file = TEST_CERT;
283 s_cert_file2 = TEST_CERT2;
296 split_send_fragment = 0;
300 static int local_argc = 0;
301 static char **local_argv;
303 #ifdef CHARSET_EBCDIC
304 static int ebcdic_new(BIO *bi);
305 static int ebcdic_free(BIO *a);
306 static int ebcdic_read(BIO *b, char *out, int outl);
307 static int ebcdic_write(BIO *b, const char *in, int inl);
308 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr);
309 static int ebcdic_gets(BIO *bp, char *buf, int size);
310 static int ebcdic_puts(BIO *bp, const char *str);
312 # define BIO_TYPE_EBCDIC_FILTER (18|0x0200)
313 static BIO_METHOD *methods_ebcdic = NULL;
315 /* This struct is "unwarranted chumminess with the compiler." */
321 static const BIO_METHOD *BIO_f_ebcdic_filter()
323 if (methods_ebcdic == NULL) {
324 methods_ebcdic = BIO_meth_new(BIO_TYPE_EBCDIC_FILTER,
325 "EBCDIC/ASCII filter");
326 if ( methods_ebcdic == NULL
327 || !BIO_meth_set_write(methods_ebcdic, ebcdic_write)
328 || !BIO_meth_set_read(methods_ebcdic, ebcdic_read)
329 || !BIO_meth_set_puts(methods_ebcdic, ebcdic_puts)
330 || !BIO_meth_set_gets(methods_ebcdic, ebcdic_gets)
331 || !BIO_meth_set_ctrl(methods_ebcdic, ebcdic_ctrl)
332 || !BIO_meth_set_create(methods_ebcdic, ebcdic_new)
333 || !BIO_meth_set_destroy(methods_ebcdic, ebcdic_free))
336 return methods_ebcdic;
339 static int ebcdic_new(BIO *bi)
341 EBCDIC_OUTBUFF *wbuf;
343 wbuf = app_malloc(sizeof(*wbuf) + 1024, "ebcdic wbuf");
344 wbuf->alloced = 1024;
345 wbuf->buff[0] = '\0';
347 BIO_set_data(bi, wbuf);
352 static int ebcdic_free(BIO *a)
354 EBCDIC_OUTBUFF *wbuf;
358 wbuf = BIO_get_data(a);
360 BIO_set_data(a, NULL);
366 static int ebcdic_read(BIO *b, char *out, int outl)
369 BIO *next = BIO_next(b);
371 if (out == NULL || outl == 0)
376 ret = BIO_read(next, out, outl);
378 ascii2ebcdic(out, out, ret);
382 static int ebcdic_write(BIO *b, const char *in, int inl)
384 EBCDIC_OUTBUFF *wbuf;
385 BIO *next = BIO_next(b);
389 if ((in == NULL) || (inl <= 0))
394 wbuf = (EBCDIC_OUTBUFF *) BIO_get_data(b);
396 if (inl > (num = wbuf->alloced)) {
397 num = num + num; /* double the size */
401 wbuf = app_malloc(sizeof(*wbuf) + num, "grow ebcdic wbuf");
404 wbuf->buff[0] = '\0';
406 BIO_set_data(b, wbuf);
409 ebcdic2ascii(wbuf->buff, in, inl);
411 ret = BIO_write(next, wbuf->buff, inl);
416 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr)
419 BIO *next = BIO_next(b);
428 ret = BIO_ctrl(next, cmd, num, ptr);
434 static int ebcdic_gets(BIO *bp, char *buf, int size)
437 BIO *next = BIO_next(bp);
441 /* return(BIO_gets(bp->next_bio,buf,size));*/
442 for (i = 0; i < size - 1; ++i) {
443 ret = ebcdic_read(bp, &buf[i], 1);
446 else if (buf[i] == '\n') {
453 return (ret < 0 && i == 0) ? ret : i;
456 static int ebcdic_puts(BIO *bp, const char *str)
458 if (BIO_next(bp) == NULL)
460 return ebcdic_write(bp, str, strlen(str));
464 /* This is a context that we pass to callbacks */
465 typedef struct tlsextctx_st {
471 static int ssl_servername_cb(SSL *s, int *ad, void *arg)
473 tlsextctx *p = (tlsextctx *) arg;
474 const char *servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
475 if (servername && p->biodebug)
476 BIO_printf(p->biodebug, "Hostname in TLS extension: \"%s\"\n",
480 return SSL_TLSEXT_ERR_NOACK;
483 if (strcasecmp(servername, p->servername))
484 return p->extension_error;
486 BIO_printf(p->biodebug, "Switching server context.\n");
487 SSL_set_SSL_CTX(s, ctx2);
490 return SSL_TLSEXT_ERR_OK;
493 /* Structure passed to cert status callback */
495 typedef struct tlsextstatusctx_st {
496 /* Default responder to use */
497 char *host, *path, *port;
503 static tlsextstatusctx tlscstatp = { NULL, NULL, NULL, 0, -1, 0 };
505 #ifndef OPENSSL_NO_OCSP
507 * Certificate Status callback. This is called when a client includes a
508 * certificate status request extension. This is a simplified version. It
509 * examines certificates each time and makes one OCSP responder query for
510 * each request. A full version would store details such as the OCSP
511 * certificate IDs and minimise the number of OCSP responses by caching them
512 * until they were considered "expired".
515 static int cert_status_cb(SSL *s, void *arg)
517 tlsextstatusctx *srctx = arg;
518 char *host = NULL, *port = NULL, *path = NULL;
520 unsigned char *rspder = NULL;
522 STACK_OF(OPENSSL_STRING) *aia = NULL;
524 X509_STORE_CTX *inctx = NULL;
526 OCSP_REQUEST *req = NULL;
527 OCSP_RESPONSE *resp = NULL;
528 OCSP_CERTID *id = NULL;
529 STACK_OF(X509_EXTENSION) *exts;
530 int ret = SSL_TLSEXT_ERR_NOACK;
534 BIO_puts(bio_err, "cert_status: callback called\n");
535 /* Build up OCSP query from server certificate */
536 x = SSL_get_certificate(s);
537 aia = X509_get1_ocsp(x);
539 if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia, 0),
540 &host, &port, &path, &use_ssl)) {
541 BIO_puts(bio_err, "cert_status: can't parse AIA URL\n");
545 BIO_printf(bio_err, "cert_status: AIA URL: %s\n",
546 sk_OPENSSL_STRING_value(aia, 0));
550 "cert_status: no AIA and no default responder URL\n");
556 use_ssl = srctx->use_ssl;
559 inctx = X509_STORE_CTX_new();
562 if (!X509_STORE_CTX_init(inctx,
563 SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)),
566 obj = X509_STORE_CTX_get_obj_by_subject(inctx, X509_LU_X509,
567 X509_get_issuer_name(x));
569 BIO_puts(bio_err, "cert_status: Can't retrieve issuer certificate.\n");
572 id = OCSP_cert_to_id(NULL, x, X509_OBJECT_get0_X509(obj));
573 X509_OBJECT_free(obj);
576 req = OCSP_REQUEST_new();
579 if (!OCSP_request_add0_id(req, id))
582 /* Add any extensions to the request */
583 SSL_get_tlsext_status_exts(s, &exts);
584 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
585 X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
586 if (!OCSP_REQUEST_add_ext(req, ext, -1))
589 resp = process_responder(req, host, path, port, use_ssl, NULL,
592 BIO_puts(bio_err, "cert_status: error querying responder\n");
595 rspderlen = i2d_OCSP_RESPONSE(resp, &rspder);
598 SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen);
599 if (srctx->verbose) {
600 BIO_puts(bio_err, "cert_status: ocsp response sent:\n");
601 OCSP_RESPONSE_print(bio_err, resp, 2);
603 ret = SSL_TLSEXT_ERR_OK;
607 ret = SSL_TLSEXT_ERR_ALERT_FATAL;
609 if (ret != SSL_TLSEXT_ERR_OK)
610 ERR_print_errors(bio_err);
615 X509_email_free(aia);
617 OCSP_CERTID_free(id);
618 OCSP_REQUEST_free(req);
619 OCSP_RESPONSE_free(resp);
620 X509_STORE_CTX_free(inctx);
625 #ifndef OPENSSL_NO_NEXTPROTONEG
626 /* This is the context that we pass to next_proto_cb */
627 typedef struct tlsextnextprotoctx_st {
630 } tlsextnextprotoctx;
632 static int next_proto_cb(SSL *s, const unsigned char **data,
633 unsigned int *len, void *arg)
635 tlsextnextprotoctx *next_proto = arg;
637 *data = next_proto->data;
638 *len = next_proto->len;
640 return SSL_TLSEXT_ERR_OK;
642 #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
644 /* This the context that we pass to alpn_cb */
645 typedef struct tlsextalpnctx_st {
650 static int alpn_cb(SSL *s, const unsigned char **out, unsigned char *outlen,
651 const unsigned char *in, unsigned int inlen, void *arg)
653 tlsextalpnctx *alpn_ctx = arg;
656 /* We can assume that |in| is syntactically valid. */
658 BIO_printf(bio_s_out, "ALPN protocols advertised by the client: ");
659 for (i = 0; i < inlen;) {
661 BIO_write(bio_s_out, ", ", 2);
662 BIO_write(bio_s_out, &in[i + 1], in[i]);
665 BIO_write(bio_s_out, "\n", 1);
668 if (SSL_select_next_proto
669 ((unsigned char **)out, outlen, alpn_ctx->data, alpn_ctx->len, in,
670 inlen) != OPENSSL_NPN_NEGOTIATED) {
671 return SSL_TLSEXT_ERR_NOACK;
675 BIO_printf(bio_s_out, "ALPN protocols selected: ");
676 BIO_write(bio_s_out, *out, *outlen);
677 BIO_write(bio_s_out, "\n", 1);
680 return SSL_TLSEXT_ERR_OK;
683 static int not_resumable_sess_cb(SSL *s, int is_forward_secure)
685 /* disable resumption for sessions with forward secure ciphers */
686 return is_forward_secure;
689 #ifndef OPENSSL_NO_SRP
690 static srpsrvparm srp_callback_parm;
692 #ifndef OPENSSL_NO_SRTP
693 static char *srtp_profiles = NULL;
696 typedef enum OPTION_choice {
697 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, OPT_ENGINE,
698 OPT_4, OPT_6, OPT_ACCEPT, OPT_PORT, OPT_UNIX, OPT_UNLINK, OPT_NACCEPT,
699 OPT_VERIFY, OPT_UPPER_V_VERIFY, OPT_CONTEXT, OPT_CERT, OPT_CRL,
700 OPT_CRL_DOWNLOAD, OPT_SERVERINFO, OPT_CERTFORM, OPT_KEY, OPT_KEYFORM,
701 OPT_PASS, OPT_CERT_CHAIN, OPT_DHPARAM, OPT_DCERTFORM, OPT_DCERT,
702 OPT_DKEYFORM, OPT_DPASS, OPT_DKEY, OPT_DCERT_CHAIN, OPT_NOCERT,
703 OPT_CAPATH, OPT_NOCAPATH, OPT_CHAINCAPATH, OPT_VERIFYCAPATH, OPT_NO_CACHE,
704 OPT_EXT_CACHE, OPT_CRLFORM, OPT_VERIFY_RET_ERROR, OPT_VERIFY_QUIET,
705 OPT_BUILD_CHAIN, OPT_CAFILE, OPT_NOCAFILE, OPT_CHAINCAFILE,
706 OPT_VERIFYCAFILE, OPT_NBIO, OPT_NBIO_TEST, OPT_IGN_EOF, OPT_NO_IGN_EOF,
707 OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_STATUS_VERBOSE,
708 OPT_STATUS_TIMEOUT, OPT_STATUS_URL, OPT_MSG, OPT_MSGFILE, OPT_TRACE,
709 OPT_SECURITY_DEBUG, OPT_SECURITY_DEBUG_VERBOSE, OPT_STATE, OPT_CRLF,
710 OPT_QUIET, OPT_BRIEF, OPT_NO_DHE,
711 OPT_NO_RESUME_EPHEMERAL, OPT_PSK_HINT, OPT_PSK, OPT_SRPVFILE,
712 OPT_SRPUSERSEED, OPT_REV, OPT_WWW, OPT_UPPER_WWW, OPT_HTTP, OPT_ASYNC,
713 OPT_SSL_CONFIG, OPT_SPLIT_SEND_FRAG, OPT_MAX_PIPELINES, OPT_READ_BUF,
714 OPT_SSL3, OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1,
715 OPT_DTLS1_2, OPT_TIMEOUT, OPT_MTU, OPT_LISTEN,
716 OPT_ID_PREFIX, OPT_RAND, OPT_SERVERNAME, OPT_SERVERNAME_FATAL,
717 OPT_CERT2, OPT_KEY2, OPT_NEXTPROTONEG, OPT_ALPN,
718 OPT_SRTP_PROFILES, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN,
724 OPTIONS s_server_options[] = {
725 {"help", OPT_HELP, '-', "Display this summary"},
726 {"port", OPT_PORT, 'p',
727 "TCP/IP port to listen on for connections (default is " PORT ")"},
728 {"accept", OPT_ACCEPT, 's',
729 "TCP/IP optional host and port to accept on (default is " PORT ")"},
731 {"unix", OPT_UNIX, 's', "Unix domain socket to accept on"},
733 {"4", OPT_4, '-', "Use IPv4 only"},
734 {"6", OPT_6, '-', "Use IPv6 only"},
736 {"unlink", OPT_UNLINK, '-', "For -unix, unlink existing socket first"},
738 {"context", OPT_CONTEXT, 's', "Set session ID context"},
739 {"verify", OPT_VERIFY, 'n', "Turn on peer certificate verification"},
740 {"Verify", OPT_UPPER_V_VERIFY, 'n',
741 "Turn on peer certificate verification, must have a cert"},
742 {"cert", OPT_CERT, '<', "Certificate file to use; default is " TEST_CERT},
743 {"naccept", OPT_NACCEPT, 'p', "Terminate after #num connections"},
744 {"serverinfo", OPT_SERVERINFO, 's',
745 "PEM serverinfo file for certificate"},
746 {"certform", OPT_CERTFORM, 'F',
747 "Certificate format (PEM or DER) PEM default"},
748 {"key", OPT_KEY, '<',
749 "Private Key if not in -cert; default is " TEST_CERT},
750 {"keyform", OPT_KEYFORM, 'f',
751 "Key format (PEM, DER or ENGINE) PEM default"},
752 {"pass", OPT_PASS, 's', "Private key file pass phrase source"},
753 {"dcert", OPT_DCERT, '<',
754 "Second certificate file to use (usually for DSA)"},
755 {"dcertform", OPT_DCERTFORM, 'F',
756 "Second certificate format (PEM or DER) PEM default"},
757 {"dkey", OPT_DKEY, '<',
758 "Second private key file to use (usually for DSA)"},
759 {"dkeyform", OPT_DKEYFORM, 'F',
760 "Second key format (PEM, DER or ENGINE) PEM default"},
761 {"dpass", OPT_DPASS, 's', "Second private key file pass phrase source"},
762 {"nbio_test", OPT_NBIO_TEST, '-', "Test with the non-blocking test bio"},
763 {"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"},
764 {"debug", OPT_DEBUG, '-', "Print more output"},
765 {"msg", OPT_MSG, '-', "Show protocol messages"},
766 {"msgfile", OPT_MSGFILE, '>',
767 "File to send output of -msg or -trace, instead of stdout"},
768 {"state", OPT_STATE, '-', "Print the SSL states"},
769 {"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"},
770 {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
771 {"no-CAfile", OPT_NOCAFILE, '-',
772 "Do not load the default certificates file"},
773 {"no-CApath", OPT_NOCAPATH, '-',
774 "Do not load certificates from the default certificates directory"},
775 {"nocert", OPT_NOCERT, '-', "Don't use any certificates (Anon-DH)"},
776 {"quiet", OPT_QUIET, '-', "No server output"},
777 {"no_resume_ephemeral", OPT_NO_RESUME_EPHEMERAL, '-',
778 "Disable caching and tickets if ephemeral (EC)DH is used"},
779 {"www", OPT_WWW, '-', "Respond to a 'GET /' with a status page"},
780 {"WWW", OPT_UPPER_WWW, '-', "Respond to a 'GET with the file ./path"},
781 {"servername", OPT_SERVERNAME, 's',
782 "Servername for HostName TLS extension"},
783 {"servername_fatal", OPT_SERVERNAME_FATAL, '-',
784 "mismatch send fatal alert (default warning alert)"},
785 {"cert2", OPT_CERT2, '<',
786 "Certificate file to use for servername; default is" TEST_CERT2},
787 {"key2", OPT_KEY2, '<',
788 "-Private Key file to use for servername if not in -cert2"},
789 {"tlsextdebug", OPT_TLSEXTDEBUG, '-',
790 "Hex dump of all TLS extensions received"},
791 {"HTTP", OPT_HTTP, '-', "Like -WWW but ./path includes HTTP headers"},
792 {"id_prefix", OPT_ID_PREFIX, 's',
793 "Generate SSL/TLS session IDs prefixed by arg"},
794 {"rand", OPT_RAND, 's',
795 "Load the file(s) into the random number generator"},
796 {"keymatexport", OPT_KEYMATEXPORT, 's',
797 "Export keying material using label"},
798 {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p',
799 "Export len bytes of keying material (default 20)"},
800 {"CRL", OPT_CRL, '<', "CRL file to use"},
801 {"crl_download", OPT_CRL_DOWNLOAD, '-',
802 "Download CRL from distribution points"},
803 {"cert_chain", OPT_CERT_CHAIN, '<',
804 "certificate chain file in PEM format"},
805 {"dcert_chain", OPT_DCERT_CHAIN, '<',
806 "second certificate chain file in PEM format"},
807 {"chainCApath", OPT_CHAINCAPATH, '/',
808 "use dir as certificate store path to build CA certificate chain"},
809 {"verifyCApath", OPT_VERIFYCAPATH, '/',
810 "use dir as certificate store path to verify CA certificate"},
811 {"no_cache", OPT_NO_CACHE, '-', "Disable session cache"},
812 {"ext_cache", OPT_EXT_CACHE, '-',
813 "Disable internal cache, setup and use external cache"},
814 {"CRLform", OPT_CRLFORM, 'F', "CRL format (PEM or DER) PEM is default" },
815 {"verify_return_error", OPT_VERIFY_RET_ERROR, '-',
816 "Close connection on verification error"},
817 {"verify_quiet", OPT_VERIFY_QUIET, '-',
818 "No verify output except verify errors"},
819 {"build_chain", OPT_BUILD_CHAIN, '-', "Build certificate chain"},
820 {"chainCAfile", OPT_CHAINCAFILE, '<',
821 "CA file for certificate chain (PEM format)"},
822 {"verifyCAfile", OPT_VERIFYCAFILE, '<',
823 "CA file for certificate verification (PEM format)"},
824 {"ign_eof", OPT_IGN_EOF, '-', "ignore input eof (default when -quiet)"},
825 {"no_ign_eof", OPT_NO_IGN_EOF, '-', "Do not ignore input eof"},
826 #ifndef OPENSSL_NO_OCSP
827 {"status", OPT_STATUS, '-', "Request certificate status from server"},
828 {"status_verbose", OPT_STATUS_VERBOSE, '-',
829 "Print more output in certificate status callback"},
830 {"status_timeout", OPT_STATUS_TIMEOUT, 'n',
831 "Status request responder timeout"},
832 {"status_url", OPT_STATUS_URL, 's', "Status request fallback URL"},
834 #ifndef OPENSSL_NO_SSL_TRACE
835 {"trace", OPT_TRACE, '-', "trace protocol messages"},
837 {"security_debug", OPT_SECURITY_DEBUG, '-',
838 "Print output from SSL/TLS security framework"},
839 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-',
840 "Print more output from SSL/TLS security framework"},
841 {"brief", OPT_BRIEF, '-', \
842 "Restrict output to brief summary of connection parameters"},
843 {"rev", OPT_REV, '-',
844 "act as a simple test server which just sends back with the received text reversed"},
845 {"async", OPT_ASYNC, '-', "Operate in asynchronous mode"},
846 {"ssl_config", OPT_SSL_CONFIG, 's', \
847 "Configure SSL_CTX using the configuration 'val'"},
848 {"split_send_frag", OPT_SPLIT_SEND_FRAG, 'n',
849 "Size used to split data for encrypt pipelines"},
850 {"max_pipelines", OPT_MAX_PIPELINES, 'n',
851 "Maximum number of encrypt/decrypt pipelines to be used"},
852 {"read_buf", OPT_READ_BUF, 'n',
853 "Default read buffer size to be used for connections"},
857 {"nbio", OPT_NBIO, '-', "Use non-blocking IO"},
858 #ifndef OPENSSL_NO_PSK
859 {"psk_hint", OPT_PSK_HINT, 's', "PSK identity hint to use"},
860 {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"},
862 #ifndef OPENSSL_NO_SRP
863 {"srpvfile", OPT_SRPVFILE, '<', "The verifier file for SRP"},
864 {"srpuserseed", OPT_SRPUSERSEED, 's',
865 "A seed string for a default user salt"},
867 #ifndef OPENSSL_NO_SSL3
868 {"ssl3", OPT_SSL3, '-', "Just talk SSLv3"},
870 #ifndef OPENSSL_NO_TLS1
871 {"tls1", OPT_TLS1, '-', "Just talk TLSv1"},
873 #ifndef OPENSSL_NO_TLS1_1
874 {"tls1_1", OPT_TLS1_1, '-', "Just talk TLSv1.1"},
876 #ifndef OPENSSL_NO_TLS1_2
877 {"tls1_2", OPT_TLS1_2, '-', "just talk TLSv1.2"},
879 #ifndef OPENSSL_NO_DTLS
880 {"dtls", OPT_DTLS, '-', "Use any DTLS version"},
881 {"timeout", OPT_TIMEOUT, '-', "Enable timeouts"},
882 {"mtu", OPT_MTU, 'p', "Set link layer MTU"},
883 {"listen", OPT_LISTEN, '-',
884 "Listen for a DTLS ClientHello with a cookie and then connect"},
886 #ifndef OPENSSL_NO_DTLS1
887 {"dtls1", OPT_DTLS1, '-', "Just talk DTLSv1"},
889 #ifndef OPENSSL_NO_DTLS1_2
890 {"dtls1_2", OPT_DTLS1_2, '-', "Just talk DTLSv1.2"},
892 #ifndef OPENSSL_NO_DH
893 {"no_dhe", OPT_NO_DHE, '-', "Disable ephemeral DH"},
895 #ifndef OPENSSL_NO_NEXTPROTONEG
896 {"nextprotoneg", OPT_NEXTPROTONEG, 's',
897 "Set the advertised protocols for the NPN extension (comma-separated list)"},
899 #ifndef OPENSSL_NO_SRTP
900 {"use_srtp", OPT_SRTP_PROFILES, 's',
901 "Offer SRTP key management with a colon-separated profile list"},
903 {"alpn", OPT_ALPN, 's',
904 "Set the advertised protocols for the ALPN extension (comma-separated list)"},
905 #ifndef OPENSSL_NO_ENGINE
906 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
908 {NULL, OPT_EOF, 0, NULL}
911 #define IS_PROT_FLAG(o) \
912 (o == OPT_SSL3 || o == OPT_TLS1 || o == OPT_TLS1_1 || o == OPT_TLS1_2 \
913 || o == OPT_DTLS || o == OPT_DTLS1 || o == OPT_DTLS1_2)
915 int s_server_main(int argc, char *argv[])
917 ENGINE *engine = NULL;
918 EVP_PKEY *s_key = NULL, *s_dkey = NULL;
919 SSL_CONF_CTX *cctx = NULL;
920 const SSL_METHOD *meth = TLS_server_method();
921 SSL_EXCERT *exc = NULL;
922 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
923 STACK_OF(X509) *s_chain = NULL, *s_dchain = NULL;
924 STACK_OF(X509_CRL) *crls = NULL;
925 X509 *s_cert = NULL, *s_dcert = NULL;
926 X509_VERIFY_PARAM *vpm = NULL;
927 char *CApath = NULL, *CAfile = NULL, *chCApath = NULL, *chCAfile = NULL;
928 #ifndef OPENSSL_NO_DH
931 char *dpassarg = NULL, *dpass = NULL, *inrand = NULL;
932 char *passarg = NULL, *pass = NULL, *vfyCApath = NULL, *vfyCAfile = NULL;
933 char *crl_file = NULL, *prog;
934 #ifndef OPENSSL_NO_PSK
938 int unlink_unix_path = 0;
940 do_server_cb server_cb;
941 int vpmtouched = 0, build_chain = 0, no_cache = 0, ext_cache = 0;
942 #ifndef OPENSSL_NO_DH
945 int nocert = 0, ret = 1;
946 int noCApath = 0, noCAfile = 0;
947 int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM;
948 int s_dcert_format = FORMAT_PEM, s_dkey_format = FORMAT_PEM;
949 int rev = 0, naccept = -1, sdebug = 0;
950 int socket_family = AF_UNSPEC, socket_type = SOCK_STREAM;
951 int state = 0, crl_format = FORMAT_PEM, crl_download = 0;
953 char *port = BUF_strdup(PORT);
954 unsigned char *context = NULL;
956 EVP_PKEY *s_key2 = NULL;
957 X509 *s_cert2 = NULL;
958 tlsextctx tlsextcbp = { NULL, NULL, SSL_TLSEXT_ERR_ALERT_WARNING };
959 const char *ssl_config = NULL;
960 int read_buf_len = 0;
961 #ifndef OPENSSL_NO_NEXTPROTONEG
962 const char *next_proto_neg_in = NULL;
963 tlsextnextprotoctx next_proto = { NULL, 0 };
965 const char *alpn_in = NULL;
966 tlsextalpnctx alpn_ctx = { NULL, 0 };
967 #ifndef OPENSSL_NO_PSK
968 /* by default do not send a PSK identity hint */
969 static char *psk_identity_hint = NULL;
971 #ifndef OPENSSL_NO_SRP
972 char *srpuserseed = NULL;
973 char *srp_verifier_file = NULL;
975 int min_version = 0, max_version = 0, prot_opt = 0, no_prot_opt = 0;
981 cctx = SSL_CONF_CTX_new();
982 vpm = X509_VERIFY_PARAM_new();
983 if (cctx == NULL || vpm == NULL)
985 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_SERVER | SSL_CONF_FLAG_CMDLINE);
987 prog = opt_init(argc, argv, s_server_options);
988 while ((o = opt_next()) != OPT_EOF) {
989 if (IS_PROT_FLAG(o) && ++prot_opt > 1) {
990 BIO_printf(bio_err, "Cannot supply multiple protocol flags\n");
993 if (IS_NO_PROT_FLAG(o))
995 if (prot_opt == 1 && no_prot_opt) {
996 BIO_printf(bio_err, "Cannot supply both a protocol flag and "
1004 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
1007 opt_help(s_server_options);
1013 if (socket_family == AF_UNIX) {
1014 OPENSSL_free(host); host = NULL;
1015 OPENSSL_free(port); port = NULL;
1018 socket_family = AF_INET;
1024 if (socket_family == AF_UNIX) {
1025 OPENSSL_free(host); host = NULL;
1026 OPENSSL_free(port); port = NULL;
1029 socket_family = AF_INET6;
1032 BIO_printf(bio_err, "%s: IPv6 domain sockets unsupported\n", prog);
1038 if (socket_family == AF_UNIX) {
1039 socket_family = AF_UNSPEC;
1042 OPENSSL_free(port); port = NULL;
1043 OPENSSL_free(host); host = NULL;
1044 if (BIO_parse_hostserv(opt_arg(), NULL, &port, BIO_PARSE_PRIO_SERV) < 1) {
1046 "%s: -port argument malformed or ambiguous\n",
1053 if (socket_family == AF_UNIX) {
1054 socket_family = AF_UNSPEC;
1057 OPENSSL_free(port); port = NULL;
1058 OPENSSL_free(host); host = NULL;
1059 if (BIO_parse_hostserv(opt_arg(), &host, &port, BIO_PARSE_PRIO_SERV) < 1) {
1061 "%s: -accept argument malformed or ambiguous\n",
1068 socket_family = AF_UNIX;
1069 OPENSSL_free(host); host = BUF_strdup(opt_arg());
1070 OPENSSL_free(port); port = NULL;
1073 unlink_unix_path = 1;
1077 naccept = atol(opt_arg());
1080 s_server_verify = SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE;
1081 verify_depth = atoi(opt_arg());
1083 BIO_printf(bio_err, "verify depth is %d\n", verify_depth);
1085 case OPT_UPPER_V_VERIFY:
1087 SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT |
1088 SSL_VERIFY_CLIENT_ONCE;
1089 verify_depth = atoi(opt_arg());
1092 "verify depth is %d, must return a certificate\n",
1096 context = (unsigned char *)opt_arg();
1099 s_cert_file = opt_arg();
1102 crl_file = opt_arg();
1104 case OPT_CRL_DOWNLOAD:
1107 case OPT_SERVERINFO:
1108 s_serverinfo_file = opt_arg();
1111 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_cert_format))
1115 s_key_file = opt_arg();
1118 if (!opt_format(opt_arg(), OPT_FMT_ANY, &s_key_format))
1122 passarg = opt_arg();
1124 case OPT_CERT_CHAIN:
1125 s_chain_file = opt_arg();
1128 #ifndef OPENSSL_NO_DH
1133 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_dcert_format))
1137 s_dcert_file = opt_arg();
1140 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &s_dkey_format))
1144 dpassarg = opt_arg();
1147 s_dkey_file = opt_arg();
1149 case OPT_DCERT_CHAIN:
1150 s_dchain_file = opt_arg();
1161 case OPT_CHAINCAPATH:
1162 chCApath = opt_arg();
1164 case OPT_VERIFYCAPATH:
1165 vfyCApath = opt_arg();
1174 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
1178 if (ssl_args == NULL)
1179 ssl_args = sk_OPENSSL_STRING_new_null();
1180 if (ssl_args == NULL
1181 || !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
1182 || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
1183 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1188 if (!opt_verify(o, vpm))
1193 if (!args_excert(o, &exc))
1196 case OPT_VERIFY_RET_ERROR:
1197 verify_return_error = 1;
1199 case OPT_VERIFY_QUIET:
1202 case OPT_BUILD_CHAIN:
1211 case OPT_CHAINCAFILE:
1212 chCAfile = opt_arg();
1214 case OPT_VERIFYCAFILE:
1215 vfyCAfile = opt_arg();
1221 s_nbio = s_nbio_test = 1;
1226 case OPT_NO_IGN_EOF:
1232 case OPT_TLSEXTDEBUG:
1238 case OPT_STATUS_VERBOSE:
1239 s_tlsextstatus = tlscstatp.verbose = 1;
1241 case OPT_STATUS_TIMEOUT:
1243 tlscstatp.timeout = atoi(opt_arg());
1245 case OPT_STATUS_URL:
1246 #ifndef OPENSSL_NO_OCSP
1248 if (!OCSP_parse_url(opt_arg(),
1251 &tlscstatp.path, &tlscstatp.use_ssl)) {
1252 BIO_printf(bio_err, "Error parsing URL\n");
1261 bio_s_msg = BIO_new_file(opt_arg(), "w");
1264 #ifndef OPENSSL_NO_SSL_TRACE
1268 case OPT_SECURITY_DEBUG:
1271 case OPT_SECURITY_DEBUG_VERBOSE:
1284 s_quiet = s_brief = verify_quiet = 1;
1287 #ifndef OPENSSL_NO_DH
1291 case OPT_NO_RESUME_EPHEMERAL:
1292 no_resume_ephemeral = 1;
1295 #ifndef OPENSSL_NO_PSK
1296 psk_identity_hint = opt_arg();
1300 #ifndef OPENSSL_NO_PSK
1301 for (p = psk_key = opt_arg(); *p; p++) {
1302 if (isxdigit(_UC(*p)))
1304 BIO_printf(bio_err, "Not a hex number '%s'\n", *argv);
1310 #ifndef OPENSSL_NO_SRP
1311 srp_verifier_file = opt_arg();
1312 if (min_version < TLS1_VERSION)
1313 min_version = TLS1_VERSION;
1316 case OPT_SRPUSERSEED:
1317 #ifndef OPENSSL_NO_SRP
1318 srpuserseed = opt_arg();
1319 if (min_version < TLS1_VERSION)
1320 min_version = TLS1_VERSION;
1335 case OPT_SSL_CONFIG:
1336 ssl_config = opt_arg();
1339 min_version = SSL3_VERSION;
1340 max_version = SSL3_VERSION;
1343 min_version = TLS1_2_VERSION;
1344 max_version = TLS1_2_VERSION;
1347 min_version = TLS1_1_VERSION;
1348 max_version = TLS1_1_VERSION;
1351 min_version = TLS1_VERSION;
1352 max_version = TLS1_VERSION;
1355 #ifndef OPENSSL_NO_DTLS
1356 meth = DTLS_server_method();
1357 socket_type = SOCK_DGRAM;
1361 #ifndef OPENSSL_NO_DTLS
1362 meth = DTLS_server_method();
1363 min_version = DTLS1_VERSION;
1364 max_version = DTLS1_VERSION;
1365 socket_type = SOCK_DGRAM;
1369 #ifndef OPENSSL_NO_DTLS
1370 meth = DTLS_server_method();
1371 min_version = DTLS1_2_VERSION;
1372 max_version = DTLS1_2_VERSION;
1373 socket_type = SOCK_DGRAM;
1377 #ifndef OPENSSL_NO_DTLS
1378 enable_timeouts = 1;
1382 #ifndef OPENSSL_NO_DTLS
1383 socket_mtu = atol(opt_arg());
1387 #ifndef OPENSSL_NO_DTLS
1392 session_id_prefix = opt_arg();
1395 engine = setup_engine(opt_arg(), 1);
1400 case OPT_SERVERNAME:
1401 tlsextcbp.servername = opt_arg();
1403 case OPT_SERVERNAME_FATAL:
1404 tlsextcbp.extension_error = SSL_TLSEXT_ERR_ALERT_FATAL;
1407 s_cert_file2 = opt_arg();
1410 s_key_file2 = opt_arg();
1412 case OPT_NEXTPROTONEG:
1413 # ifndef OPENSSL_NO_NEXTPROTONEG
1414 next_proto_neg_in = opt_arg();
1418 alpn_in = opt_arg();
1420 case OPT_SRTP_PROFILES:
1421 #ifndef OPENSSL_NO_SRTP
1422 srtp_profiles = opt_arg();
1425 case OPT_KEYMATEXPORT:
1426 keymatexportlabel = opt_arg();
1428 case OPT_KEYMATEXPORTLEN:
1429 keymatexportlen = atoi(opt_arg());
1434 case OPT_SPLIT_SEND_FRAG:
1435 split_send_fragment = atoi(opt_arg());
1436 if (split_send_fragment == 0) {
1438 * Not allowed - set to a deliberately bad value so we get an
1439 * error message below
1441 split_send_fragment = SSL3_RT_MAX_PLAIN_LENGTH + 1;
1444 case OPT_MAX_PIPELINES:
1445 max_pipelines = atoi(opt_arg());
1448 read_buf_len = atoi(opt_arg());
1453 argc = opt_num_rest();
1456 #ifndef OPENSSL_NO_DTLS
1457 if (www && socket_type == SOCK_DGRAM) {
1458 BIO_printf(bio_err, "Can't use -HTTP, -www or -WWW with DTLS\n");
1462 if (dtlslisten && socket_type != SOCK_DGRAM) {
1463 BIO_printf(bio_err, "Can only use -listen with DTLS\n");
1469 if (socket_family == AF_UNIX && socket_type != SOCK_STREAM) {
1471 "Can't use unix sockets and datagrams together\n");
1476 if (split_send_fragment > SSL3_RT_MAX_PLAIN_LENGTH) {
1477 BIO_printf(bio_err, "Bad split send fragment size\n");
1481 if (max_pipelines > SSL_MAX_PIPELINES) {
1482 BIO_printf(bio_err, "Bad max pipelines value\n");
1486 if (!app_passwd(passarg, dpassarg, &pass, &dpass)) {
1487 BIO_printf(bio_err, "Error getting password\n");
1491 if (s_key_file == NULL)
1492 s_key_file = s_cert_file;
1494 if (s_key_file2 == NULL)
1495 s_key_file2 = s_cert_file2;
1497 if (!load_excert(&exc))
1501 s_key = load_key(s_key_file, s_key_format, 0, pass, engine,
1502 "server certificate private key file");
1504 ERR_print_errors(bio_err);
1508 s_cert = load_cert(s_cert_file, s_cert_format,
1509 "server certificate file");
1512 ERR_print_errors(bio_err);
1516 if (!load_certs(s_chain_file, &s_chain, FORMAT_PEM, NULL,
1517 "server certificate chain"))
1521 if (tlsextcbp.servername) {
1522 s_key2 = load_key(s_key_file2, s_key_format, 0, pass, engine,
1523 "second server certificate private key file");
1525 ERR_print_errors(bio_err);
1529 s_cert2 = load_cert(s_cert_file2, s_cert_format,
1530 "second server certificate file");
1533 ERR_print_errors(bio_err);
1538 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1539 if (next_proto_neg_in) {
1541 next_proto.data = next_protos_parse(&len, next_proto_neg_in);
1542 if (next_proto.data == NULL)
1544 next_proto.len = len;
1546 next_proto.data = NULL;
1549 alpn_ctx.data = NULL;
1552 alpn_ctx.data = next_protos_parse(&len, alpn_in);
1553 if (alpn_ctx.data == NULL)
1560 crl = load_crl(crl_file, crl_format);
1562 BIO_puts(bio_err, "Error loading CRL\n");
1563 ERR_print_errors(bio_err);
1566 crls = sk_X509_CRL_new_null();
1567 if (!crls || !sk_X509_CRL_push(crls, crl)) {
1568 BIO_puts(bio_err, "Error adding CRL\n");
1569 ERR_print_errors(bio_err);
1577 if (s_dkey_file == NULL)
1578 s_dkey_file = s_dcert_file;
1580 s_dkey = load_key(s_dkey_file, s_dkey_format,
1581 0, dpass, engine, "second certificate private key file");
1583 ERR_print_errors(bio_err);
1587 s_dcert = load_cert(s_dcert_file, s_dcert_format,
1588 "second server certificate file");
1591 ERR_print_errors(bio_err);
1594 if (s_dchain_file) {
1595 if (!load_certs(s_dchain_file, &s_dchain, FORMAT_PEM, NULL,
1596 "second server certificate chain"))
1602 if (!app_RAND_load_file(NULL, 1) && inrand == NULL
1603 && !RAND_status()) {
1605 "warning, not much extra random data, consider using the -rand option\n");
1608 BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
1609 app_RAND_load_files(inrand));
1611 if (bio_s_out == NULL) {
1612 if (s_quiet && !s_debug) {
1613 bio_s_out = BIO_new(BIO_s_null());
1614 if (s_msg && !bio_s_msg)
1615 bio_s_msg = dup_bio_out(FORMAT_TEXT);
1617 if (bio_s_out == NULL)
1618 bio_s_out = dup_bio_out(FORMAT_TEXT);
1621 #if !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_EC)
1627 s_dcert_file = NULL;
1629 s_cert_file2 = NULL;
1633 ctx = SSL_CTX_new(meth);
1635 ERR_print_errors(bio_err);
1639 ssl_ctx_security_debug(ctx, sdebug);
1641 if (SSL_CTX_config(ctx, ssl_config) == 0) {
1642 BIO_printf(bio_err, "Error using configuration \"%s\"\n",
1644 ERR_print_errors(bio_err);
1648 if (SSL_CTX_set_min_proto_version(ctx, min_version) == 0)
1650 if (SSL_CTX_set_max_proto_version(ctx, max_version) == 0)
1653 if (session_id_prefix) {
1654 if (strlen(session_id_prefix) >= 32)
1656 "warning: id_prefix is too long, only one new session will be possible\n");
1657 if (!SSL_CTX_set_generate_session_id(ctx, generate_session_id)) {
1658 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1659 ERR_print_errors(bio_err);
1662 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1664 SSL_CTX_set_quiet_shutdown(ctx, 1);
1666 ssl_ctx_set_excert(ctx, exc);
1669 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1671 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_OFF);
1673 init_session_cache_ctx(ctx);
1675 SSL_CTX_sess_set_cache_size(ctx, 128);
1678 SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC);
1680 if (split_send_fragment > 0) {
1681 SSL_CTX_set_split_send_fragment(ctx, split_send_fragment);
1683 if (max_pipelines > 0) {
1684 SSL_CTX_set_max_pipelines(ctx, max_pipelines);
1687 if (read_buf_len > 0) {
1688 SSL_CTX_set_default_read_buffer_len(ctx, read_buf_len);
1691 #ifndef OPENSSL_NO_SRTP
1692 if (srtp_profiles != NULL) {
1693 /* Returns 0 on success! */
1694 if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) {
1695 BIO_printf(bio_err, "Error setting SRTP profile\n");
1696 ERR_print_errors(bio_err);
1702 if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) {
1703 ERR_print_errors(bio_err);
1706 if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) {
1707 BIO_printf(bio_err, "Error setting verify params\n");
1708 ERR_print_errors(bio_err);
1712 ssl_ctx_add_crls(ctx, crls, 0);
1713 if (!config_ctx(cctx, ssl_args, ctx))
1716 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1717 crls, crl_download)) {
1718 BIO_printf(bio_err, "Error loading store locations\n");
1719 ERR_print_errors(bio_err);
1724 ctx2 = SSL_CTX_new(meth);
1726 ERR_print_errors(bio_err);
1732 BIO_printf(bio_s_out, "Setting secondary ctx parameters\n");
1735 ssl_ctx_security_debug(ctx, sdebug);
1737 if (session_id_prefix) {
1738 if (strlen(session_id_prefix) >= 32)
1740 "warning: id_prefix is too long, only one new session will be possible\n");
1741 if (!SSL_CTX_set_generate_session_id(ctx2, generate_session_id)) {
1742 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1743 ERR_print_errors(bio_err);
1746 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1748 SSL_CTX_set_quiet_shutdown(ctx2, 1);
1750 ssl_ctx_set_excert(ctx2, exc);
1753 SSL_CTX_set_info_callback(ctx2, apps_ssl_info_callback);
1756 SSL_CTX_set_session_cache_mode(ctx2, SSL_SESS_CACHE_OFF);
1758 init_session_cache_ctx(ctx2);
1760 SSL_CTX_sess_set_cache_size(ctx2, 128);
1763 SSL_CTX_set_mode(ctx2, SSL_MODE_ASYNC);
1765 if (!ctx_set_verify_locations(ctx2, CAfile, CApath, noCAfile,
1767 ERR_print_errors(bio_err);
1770 if (vpmtouched && !SSL_CTX_set1_param(ctx2, vpm)) {
1771 BIO_printf(bio_err, "Error setting verify params\n");
1772 ERR_print_errors(bio_err);
1776 ssl_ctx_add_crls(ctx2, crls, 0);
1777 if (!config_ctx(cctx, ssl_args, ctx2))
1780 #ifndef OPENSSL_NO_NEXTPROTONEG
1781 if (next_proto.data)
1782 SSL_CTX_set_next_protos_advertised_cb(ctx, next_proto_cb,
1786 SSL_CTX_set_alpn_select_cb(ctx, alpn_cb, &alpn_ctx);
1788 #ifndef OPENSSL_NO_DH
1793 dh = load_dh_param(dhfile);
1794 else if (s_cert_file)
1795 dh = load_dh_param(s_cert_file);
1798 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
1800 BIO_printf(bio_s_out, "Using default temp DH parameters\n");
1802 (void)BIO_flush(bio_s_out);
1805 SSL_CTX_set_dh_auto(ctx, 1);
1806 else if (!SSL_CTX_set_tmp_dh(ctx, dh)) {
1807 BIO_puts(bio_err, "Error setting temp DH parameters\n");
1808 ERR_print_errors(bio_err);
1815 DH *dh2 = load_dh_param(s_cert_file2);
1817 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
1818 (void)BIO_flush(bio_s_out);
1825 SSL_CTX_set_dh_auto(ctx2, 1);
1826 else if (!SSL_CTX_set_tmp_dh(ctx2, dh)) {
1827 BIO_puts(bio_err, "Error setting temp DH parameters\n");
1828 ERR_print_errors(bio_err);
1837 if (!set_cert_key_stuff(ctx, s_cert, s_key, s_chain, build_chain))
1840 if (s_serverinfo_file != NULL
1841 && !SSL_CTX_use_serverinfo_file(ctx, s_serverinfo_file)) {
1842 ERR_print_errors(bio_err);
1846 if (ctx2 && !set_cert_key_stuff(ctx2, s_cert2, s_key2, NULL, build_chain))
1849 if (s_dcert != NULL) {
1850 if (!set_cert_key_stuff(ctx, s_dcert, s_dkey, s_dchain, build_chain))
1854 if (no_resume_ephemeral) {
1855 SSL_CTX_set_not_resumable_session_callback(ctx,
1856 not_resumable_sess_cb);
1859 SSL_CTX_set_not_resumable_session_callback(ctx2,
1860 not_resumable_sess_cb);
1862 #ifndef OPENSSL_NO_PSK
1863 if (psk_key != NULL) {
1865 BIO_printf(bio_s_out,
1866 "PSK key given, setting server callback\n");
1867 SSL_CTX_set_psk_server_callback(ctx, psk_server_cb);
1870 if (!SSL_CTX_use_psk_identity_hint(ctx, psk_identity_hint)) {
1871 BIO_printf(bio_err, "error setting PSK identity hint to context\n");
1872 ERR_print_errors(bio_err);
1877 SSL_CTX_set_verify(ctx, s_server_verify, verify_callback);
1878 if (!SSL_CTX_set_session_id_context(ctx,
1879 (void *)&s_server_session_id_context,
1880 sizeof s_server_session_id_context)) {
1881 BIO_printf(bio_err, "error setting session id context\n");
1882 ERR_print_errors(bio_err);
1886 /* Set DTLS cookie generation and verification callbacks */
1887 SSL_CTX_set_cookie_generate_cb(ctx, generate_cookie_callback);
1888 SSL_CTX_set_cookie_verify_cb(ctx, verify_cookie_callback);
1891 SSL_CTX_set_verify(ctx2, s_server_verify, verify_callback);
1892 if (!SSL_CTX_set_session_id_context(ctx2,
1893 (void *)&s_server_session_id_context,
1894 sizeof s_server_session_id_context)) {
1895 BIO_printf(bio_err, "error setting session id context\n");
1896 ERR_print_errors(bio_err);
1899 tlsextcbp.biodebug = bio_s_out;
1900 SSL_CTX_set_tlsext_servername_callback(ctx2, ssl_servername_cb);
1901 SSL_CTX_set_tlsext_servername_arg(ctx2, &tlsextcbp);
1902 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1903 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1906 #ifndef OPENSSL_NO_SRP
1907 if (srp_verifier_file != NULL) {
1908 srp_callback_parm.vb = SRP_VBASE_new(srpuserseed);
1909 srp_callback_parm.user = NULL;
1910 srp_callback_parm.login = NULL;
1912 SRP_VBASE_init(srp_callback_parm.vb,
1913 srp_verifier_file)) != SRP_NO_ERROR) {
1915 "Cannot initialize SRP verifier file \"%s\":ret=%d\n",
1916 srp_verifier_file, ret);
1919 SSL_CTX_set_verify(ctx, SSL_VERIFY_NONE, verify_callback);
1920 SSL_CTX_set_srp_cb_arg(ctx, &srp_callback_parm);
1921 SSL_CTX_set_srp_username_callback(ctx, ssl_srp_server_param_cb);
1924 if (CAfile != NULL) {
1925 SSL_CTX_set_client_CA_list(ctx, SSL_load_client_CA_file(CAfile));
1928 SSL_CTX_set_client_CA_list(ctx2, SSL_load_client_CA_file(CAfile));
1930 #ifndef OPENSSL_NO_OCSP
1931 if (s_tlsextstatus) {
1932 SSL_CTX_set_tlsext_status_cb(ctx, cert_status_cb);
1933 SSL_CTX_set_tlsext_status_arg(ctx, &tlscstatp);
1935 SSL_CTX_set_tlsext_status_cb(ctx2, cert_status_cb);
1936 SSL_CTX_set_tlsext_status_arg(ctx2, &tlscstatp);
1941 BIO_printf(bio_s_out, "ACCEPT\n");
1942 (void)BIO_flush(bio_s_out);
1944 server_cb = rev_body;
1946 server_cb = www_body;
1948 server_cb = sv_body;
1950 if (socket_family == AF_UNIX
1951 && unlink_unix_path)
1954 do_server(&accept_socket, host, port, socket_family, socket_type,
1955 server_cb, context, naccept);
1956 print_stats(bio_s_out, ctx);
1961 sk_X509_CRL_pop_free(crls, X509_CRL_free);
1963 EVP_PKEY_free(s_key);
1964 EVP_PKEY_free(s_dkey);
1965 sk_X509_pop_free(s_chain, X509_free);
1966 sk_X509_pop_free(s_dchain, X509_free);
1968 OPENSSL_free(dpass);
1971 X509_VERIFY_PARAM_free(vpm);
1973 OPENSSL_free(tlscstatp.host);
1974 OPENSSL_free(tlscstatp.port);
1975 OPENSSL_free(tlscstatp.path);
1978 EVP_PKEY_free(s_key2);
1979 #ifndef OPENSSL_NO_NEXTPROTONEG
1980 OPENSSL_free(next_proto.data);
1982 OPENSSL_free(alpn_ctx.data);
1983 ssl_excert_free(exc);
1984 sk_OPENSSL_STRING_free(ssl_args);
1985 SSL_CONF_CTX_free(cctx);
1986 BIO_free(bio_s_out);
1988 BIO_free(bio_s_msg);
1990 #ifdef CHARSET_EBCDIC
1991 BIO_meth_free(methods_ebcdic);
1996 static void print_stats(BIO *bio, SSL_CTX *ssl_ctx)
1998 BIO_printf(bio, "%4ld items in the session cache\n",
1999 SSL_CTX_sess_number(ssl_ctx));
2000 BIO_printf(bio, "%4ld client connects (SSL_connect())\n",
2001 SSL_CTX_sess_connect(ssl_ctx));
2002 BIO_printf(bio, "%4ld client renegotiates (SSL_connect())\n",
2003 SSL_CTX_sess_connect_renegotiate(ssl_ctx));
2004 BIO_printf(bio, "%4ld client connects that finished\n",
2005 SSL_CTX_sess_connect_good(ssl_ctx));
2006 BIO_printf(bio, "%4ld server accepts (SSL_accept())\n",
2007 SSL_CTX_sess_accept(ssl_ctx));
2008 BIO_printf(bio, "%4ld server renegotiates (SSL_accept())\n",
2009 SSL_CTX_sess_accept_renegotiate(ssl_ctx));
2010 BIO_printf(bio, "%4ld server accepts that finished\n",
2011 SSL_CTX_sess_accept_good(ssl_ctx));
2012 BIO_printf(bio, "%4ld session cache hits\n", SSL_CTX_sess_hits(ssl_ctx));
2013 BIO_printf(bio, "%4ld session cache misses\n",
2014 SSL_CTX_sess_misses(ssl_ctx));
2015 BIO_printf(bio, "%4ld session cache timeouts\n",
2016 SSL_CTX_sess_timeouts(ssl_ctx));
2017 BIO_printf(bio, "%4ld callback cache hits\n",
2018 SSL_CTX_sess_cb_hits(ssl_ctx));
2019 BIO_printf(bio, "%4ld cache full overflows (%ld allowed)\n",
2020 SSL_CTX_sess_cache_full(ssl_ctx),
2021 SSL_CTX_sess_get_cache_size(ssl_ctx));
2024 static int sv_body(int s, int stype, unsigned char *context)
2033 struct timeval timeout;
2034 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2037 struct timeval *timeoutp;
2040 buf = app_malloc(bufsize, "server buffer");
2042 if (!BIO_socket_nbio(s, 1))
2043 ERR_print_errors(bio_err);
2045 BIO_printf(bio_err, "Turned on non blocking io\n");
2051 if (s_tlsextdebug) {
2052 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2053 SSL_set_tlsext_debug_arg(con, bio_s_out);
2057 && !SSL_set_session_id_context(con,
2058 context, strlen((char *)context))) {
2059 BIO_printf(bio_err, "Error setting session id context\n");
2064 if (!SSL_clear(con)) {
2065 BIO_printf(bio_err, "Error clearing SSL connection\n");
2069 #ifndef OPENSSL_NO_DTLS
2070 if (stype == SOCK_DGRAM) {
2072 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
2074 if (enable_timeouts) {
2076 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
2077 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
2080 timeout.tv_usec = DGRAM_SND_TIMEOUT;
2081 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
2085 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
2086 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
2087 DTLS_get_link_min_mtu(con));
2092 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
2093 if (!DTLS_set_link_mtu(con, socket_mtu)) {
2094 BIO_printf(bio_err, "Failed to set MTU\n");
2100 /* want to do MTU discovery */
2101 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
2103 /* turn on cookie exchange */
2104 SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE);
2107 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2112 test = BIO_new(BIO_f_nbio_test());
2113 sbio = BIO_push(test, sbio);
2116 SSL_set_bio(con, sbio, sbio);
2117 SSL_set_accept_state(con);
2118 /* SSL_set_fd(con,s); */
2121 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
2122 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
2125 #ifndef OPENSSL_NO_SSL_TRACE
2127 SSL_set_msg_callback(con, SSL_trace);
2130 SSL_set_msg_callback(con, msg_cb);
2131 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2134 if (s_tlsextdebug) {
2135 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2136 SSL_set_tlsext_debug_arg(con, bio_s_out);
2141 int read_from_terminal;
2142 int read_from_sslcon;
2144 read_from_terminal = 0;
2145 read_from_sslcon = SSL_has_pending(con)
2146 || (async && SSL_waiting_for_async(con));
2148 if (!read_from_sslcon) {
2150 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
2151 openssl_fdset(fileno(stdin), &readfds);
2153 openssl_fdset(s, &readfds);
2155 * Note: under VMS with SOCKETSHR the second parameter is
2156 * currently of type (int *) whereas under other systems it is
2157 * (void *) if you don't have a cast it will choke the compiler:
2158 * if you do have a cast then you can either go for (int *) or
2161 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2163 * Under DOS (non-djgpp) and Windows we can't select on stdin:
2164 * only on sockets. As a workaround we timeout the select every
2165 * second and check for any keypress. In a proper Windows
2166 * application we wouldn't do this because it is inefficient.
2170 i = select(width, (void *)&readfds, NULL, NULL, &tv);
2171 if (has_stdin_waiting())
2172 read_from_terminal = 1;
2173 if ((i < 0) || (!i && !read_from_terminal))
2176 if ((SSL_version(con) == DTLS1_VERSION) &&
2177 DTLSv1_get_timeout(con, &timeout))
2178 timeoutp = &timeout;
2182 i = select(width, (void *)&readfds, NULL, NULL, timeoutp);
2184 if ((SSL_version(con) == DTLS1_VERSION)
2185 && DTLSv1_handle_timeout(con) > 0) {
2186 BIO_printf(bio_err, "TIMEOUT occurred\n");
2191 if (FD_ISSET(fileno(stdin), &readfds))
2192 read_from_terminal = 1;
2194 if (FD_ISSET(s, &readfds))
2195 read_from_sslcon = 1;
2197 if (read_from_terminal) {
2201 i = raw_read_stdin(buf, bufsize / 2);
2203 /* both loops are skipped when i <= 0 */
2204 for (j = 0; j < i; j++)
2207 for (j = i - 1; j >= 0; j--) {
2208 buf[j + lf_num] = buf[j];
2209 if (buf[j] == '\n') {
2212 buf[j + lf_num] = '\r';
2215 assert(lf_num == 0);
2217 i = raw_read_stdin(buf, bufsize);
2218 if (!s_quiet && !s_brief) {
2219 if ((i <= 0) || (buf[0] == 'Q')) {
2220 BIO_printf(bio_s_out, "DONE\n");
2221 (void)BIO_flush(bio_s_out);
2223 close_accept_socket();
2227 if ((i <= 0) || (buf[0] == 'q')) {
2228 BIO_printf(bio_s_out, "DONE\n");
2229 (void)BIO_flush(bio_s_out);
2230 if (SSL_version(con) != DTLS1_VERSION)
2233 * close_accept_socket(); ret= -11;
2237 #ifndef OPENSSL_NO_HEARTBEATS
2238 if ((buf[0] == 'B') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2239 BIO_printf(bio_err, "HEARTBEATING\n");
2245 if ((buf[0] == 'r') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2246 SSL_renegotiate(con);
2247 i = SSL_do_handshake(con);
2248 printf("SSL_do_handshake -> %d\n", i);
2252 * strcpy(buf,"server side RE-NEGOTIATE\n");
2255 if ((buf[0] == 'R') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2257 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
2259 SSL_renegotiate(con);
2260 i = SSL_do_handshake(con);
2261 printf("SSL_do_handshake -> %d\n", i);
2265 * strcpy(buf,"server side RE-NEGOTIATE asking for client
2269 if (buf[0] == 'P') {
2270 static const char *str = "Lets print some clear text\n";
2271 BIO_write(SSL_get_wbio(con), str, strlen(str));
2273 if (buf[0] == 'S') {
2274 print_stats(bio_s_out, SSL_get_SSL_CTX(con));
2277 #ifdef CHARSET_EBCDIC
2278 ebcdic2ascii(buf, buf, i);
2282 /* should do a select for the write */
2286 if (++count == 100) {
2288 SSL_renegotiate(con);
2292 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2293 #ifndef OPENSSL_NO_SRP
2294 while (SSL_get_error(con, k) == SSL_ERROR_WANT_X509_LOOKUP) {
2295 BIO_printf(bio_s_out, "LOOKUP renego during write\n");
2296 SRP_user_pwd_free(srp_callback_parm.user);
2297 srp_callback_parm.user =
2298 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2299 srp_callback_parm.login);
2300 if (srp_callback_parm.user)
2301 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2302 srp_callback_parm.user->info);
2304 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2305 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2308 switch (SSL_get_error(con, k)) {
2309 case SSL_ERROR_NONE:
2311 case SSL_ERROR_WANT_ASYNC:
2312 BIO_printf(bio_s_out, "Write BLOCK (Async)\n");
2313 (void)BIO_flush(bio_s_out);
2314 wait_for_async(con);
2316 case SSL_ERROR_WANT_WRITE:
2317 case SSL_ERROR_WANT_READ:
2318 case SSL_ERROR_WANT_X509_LOOKUP:
2319 BIO_printf(bio_s_out, "Write BLOCK\n");
2320 (void)BIO_flush(bio_s_out);
2322 case SSL_ERROR_WANT_ASYNC_JOB:
2324 * This shouldn't ever happen in s_server. Treat as an error
2326 case SSL_ERROR_SYSCALL:
2328 BIO_printf(bio_s_out, "ERROR\n");
2329 (void)BIO_flush(bio_s_out);
2330 ERR_print_errors(bio_err);
2334 case SSL_ERROR_ZERO_RETURN:
2335 BIO_printf(bio_s_out, "DONE\n");
2336 (void)BIO_flush(bio_s_out);
2348 if (read_from_sslcon) {
2350 * init_ssl_connection handles all async events itself so if we're
2351 * waiting for async then we shouldn't go back into
2352 * init_ssl_connection
2354 if ((!async || !SSL_waiting_for_async(con))
2355 && !SSL_is_init_finished(con)) {
2356 i = init_ssl_connection(con);
2361 } else if (i == 0) {
2367 i = SSL_read(con, (char *)buf, bufsize);
2368 #ifndef OPENSSL_NO_SRP
2369 while (SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2370 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2371 SRP_user_pwd_free(srp_callback_parm.user);
2372 srp_callback_parm.user =
2373 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2374 srp_callback_parm.login);
2375 if (srp_callback_parm.user)
2376 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2377 srp_callback_parm.user->info);
2379 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2380 i = SSL_read(con, (char *)buf, bufsize);
2383 switch (SSL_get_error(con, i)) {
2384 case SSL_ERROR_NONE:
2385 #ifdef CHARSET_EBCDIC
2386 ascii2ebcdic(buf, buf, i);
2388 raw_write_stdout(buf, (unsigned int)i);
2389 (void)BIO_flush(bio_s_out);
2390 if (SSL_has_pending(con))
2393 case SSL_ERROR_WANT_ASYNC:
2394 BIO_printf(bio_s_out, "Read BLOCK (Async)\n");
2395 (void)BIO_flush(bio_s_out);
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");
2401 (void)BIO_flush(bio_s_out);
2403 case SSL_ERROR_WANT_ASYNC_JOB:
2405 * This shouldn't ever happen in s_server. Treat as an error
2407 case SSL_ERROR_SYSCALL:
2409 BIO_printf(bio_s_out, "ERROR\n");
2410 (void)BIO_flush(bio_s_out);
2411 ERR_print_errors(bio_err);
2414 case SSL_ERROR_ZERO_RETURN:
2415 BIO_printf(bio_s_out, "DONE\n");
2416 (void)BIO_flush(bio_s_out);
2425 BIO_printf(bio_s_out, "shutting down SSL\n");
2426 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
2429 BIO_printf(bio_s_out, "CONNECTION CLOSED\n");
2430 OPENSSL_clear_free(buf, bufsize);
2432 BIO_printf(bio_s_out, "ACCEPT\n");
2433 (void)BIO_flush(bio_s_out);
2437 static void close_accept_socket(void)
2439 BIO_printf(bio_err, "shutdown accept socket\n");
2440 if (accept_socket >= 0) {
2441 BIO_closesocket(accept_socket);
2445 static int init_ssl_connection(SSL *con)
2452 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2453 const unsigned char *next_proto_neg;
2454 unsigned next_proto_neg_len;
2456 unsigned char *exportedkeymat;
2459 #ifndef OPENSSL_NO_DTLS
2461 BIO_ADDR *client = NULL;
2463 if ((client = BIO_ADDR_new()) == NULL) {
2464 BIO_printf(bio_err, "ERROR - memory\n");
2467 i = DTLSv1_listen(con, client);
2472 wbio = SSL_get_wbio(con);
2474 BIO_get_fd(wbio, &fd);
2477 if (!wbio || BIO_connect(fd, client, 0) == 0) {
2478 BIO_printf(bio_err, "ERROR - unable to connect\n");
2479 BIO_ADDR_free(client);
2482 BIO_ADDR_free(client);
2484 i = SSL_accept(con);
2486 BIO_ADDR_free(client);
2492 i = SSL_accept(con);
2495 retry = BIO_sock_should_retry(i);
2496 #ifdef CERT_CB_TEST_RETRY
2498 while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP
2499 && SSL_get_state(con) == TLS_ST_SR_CLNT_HELLO) {
2501 "LOOKUP from certificate callback during accept\n");
2502 i = SSL_accept(con);
2504 retry = BIO_sock_should_retry(i);
2509 #ifndef OPENSSL_NO_SRP
2510 while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2511 BIO_printf(bio_s_out, "LOOKUP during accept %s\n",
2512 srp_callback_parm.login);
2513 SRP_user_pwd_free(srp_callback_parm.user);
2514 srp_callback_parm.user =
2515 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2516 srp_callback_parm.login);
2517 if (srp_callback_parm.user)
2518 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2519 srp_callback_parm.user->info);
2521 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2522 i = SSL_accept(con);
2524 retry = BIO_sock_should_retry(i);
2527 } while (i < 0 && SSL_waiting_for_async(con));
2530 if ((dtlslisten && i == 0)
2531 || (!dtlslisten && retry)) {
2532 BIO_printf(bio_s_out, "DELAY\n");
2536 BIO_printf(bio_err, "ERROR\n");
2538 verify_err = SSL_get_verify_result(con);
2539 if (verify_err != X509_V_OK) {
2540 BIO_printf(bio_err, "verify error:%s\n",
2541 X509_verify_cert_error_string(verify_err));
2543 /* Always print any error messages */
2544 ERR_print_errors(bio_err);
2549 print_ssl_summary(con);
2551 PEM_write_bio_SSL_SESSION(bio_s_out, SSL_get_session(con));
2553 peer = SSL_get_peer_certificate(con);
2555 BIO_printf(bio_s_out, "Client certificate\n");
2556 PEM_write_bio_X509(bio_s_out, peer);
2557 X509_NAME_oneline(X509_get_subject_name(peer), buf, sizeof buf);
2558 BIO_printf(bio_s_out, "subject=%s\n", buf);
2559 X509_NAME_oneline(X509_get_issuer_name(peer), buf, sizeof buf);
2560 BIO_printf(bio_s_out, "issuer=%s\n", buf);
2565 if (SSL_get_shared_ciphers(con, buf, sizeof buf) != NULL)
2566 BIO_printf(bio_s_out, "Shared ciphers:%s\n", buf);
2567 str = SSL_CIPHER_get_name(SSL_get_current_cipher(con));
2568 ssl_print_sigalgs(bio_s_out, con);
2569 #ifndef OPENSSL_NO_EC
2570 ssl_print_point_formats(bio_s_out, con);
2571 ssl_print_curves(bio_s_out, con, 0);
2573 BIO_printf(bio_s_out, "CIPHER is %s\n", (str != NULL) ? str : "(NONE)");
2575 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2576 SSL_get0_next_proto_negotiated(con, &next_proto_neg, &next_proto_neg_len);
2577 if (next_proto_neg) {
2578 BIO_printf(bio_s_out, "NEXTPROTO is ");
2579 BIO_write(bio_s_out, next_proto_neg, next_proto_neg_len);
2580 BIO_printf(bio_s_out, "\n");
2583 #ifndef OPENSSL_NO_SRTP
2585 SRTP_PROTECTION_PROFILE *srtp_profile
2586 = SSL_get_selected_srtp_profile(con);
2589 BIO_printf(bio_s_out, "SRTP Extension negotiated, profile=%s\n",
2590 srtp_profile->name);
2593 if (SSL_session_reused(con))
2594 BIO_printf(bio_s_out, "Reused session-id\n");
2595 BIO_printf(bio_s_out, "Secure Renegotiation IS%s supported\n",
2596 SSL_get_secure_renegotiation_support(con) ? "" : " NOT");
2597 if (keymatexportlabel != NULL) {
2598 BIO_printf(bio_s_out, "Keying material exporter:\n");
2599 BIO_printf(bio_s_out, " Label: '%s'\n", keymatexportlabel);
2600 BIO_printf(bio_s_out, " Length: %i bytes\n", keymatexportlen);
2601 exportedkeymat = app_malloc(keymatexportlen, "export key");
2602 if (!SSL_export_keying_material(con, exportedkeymat,
2605 strlen(keymatexportlabel),
2607 BIO_printf(bio_s_out, " Error\n");
2609 BIO_printf(bio_s_out, " Keying material: ");
2610 for (i = 0; i < keymatexportlen; i++)
2611 BIO_printf(bio_s_out, "%02X", exportedkeymat[i]);
2612 BIO_printf(bio_s_out, "\n");
2614 OPENSSL_free(exportedkeymat);
2617 (void)BIO_flush(bio_s_out);
2621 #ifndef OPENSSL_NO_DH
2622 static DH *load_dh_param(const char *dhfile)
2627 if ((bio = BIO_new_file(dhfile, "r")) == NULL)
2629 ret = PEM_read_bio_DHparams(bio, NULL, NULL, NULL);
2636 static int www_body(int s, int stype, unsigned char *context)
2642 const SSL_CIPHER *c;
2643 BIO *io, *ssl_bio, *sbio;
2645 int total_bytes = 0;
2650 /* Set width for a select call if needed */
2653 buf = app_malloc(bufsize, "server www buffer");
2654 io = BIO_new(BIO_f_buffer());
2655 ssl_bio = BIO_new(BIO_f_ssl());
2656 if ((io == NULL) || (ssl_bio == NULL))
2660 if (!BIO_socket_nbio(s, 1))
2661 ERR_print_errors(bio_err);
2663 BIO_printf(bio_err, "Turned on non blocking io\n");
2666 /* lets make the output buffer a reasonable size */
2667 if (!BIO_set_write_buffer_size(io, bufsize))
2670 if ((con = SSL_new(ctx)) == NULL)
2673 if (s_tlsextdebug) {
2674 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2675 SSL_set_tlsext_debug_arg(con, bio_s_out);
2678 if (context && !SSL_set_session_id_context(con, context,
2679 strlen((char *)context)))
2682 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2686 test = BIO_new(BIO_f_nbio_test());
2687 sbio = BIO_push(test, sbio);
2689 SSL_set_bio(con, sbio, sbio);
2690 SSL_set_accept_state(con);
2692 /* SSL_set_fd(con,s); */
2693 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
2694 BIO_push(io, ssl_bio);
2695 #ifdef CHARSET_EBCDIC
2696 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
2700 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
2701 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
2704 #ifndef OPENSSL_NO_SSL_TRACE
2706 SSL_set_msg_callback(con, SSL_trace);
2709 SSL_set_msg_callback(con, msg_cb);
2710 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2714 i = BIO_gets(io, buf, bufsize - 1);
2715 if (i < 0) { /* error */
2716 if (!BIO_should_retry(io) && !SSL_waiting_for_async(con)) {
2718 ERR_print_errors(bio_err);
2721 BIO_printf(bio_s_out, "read R BLOCK\n");
2722 #ifndef OPENSSL_NO_SRP
2723 if (BIO_should_io_special(io)
2724 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
2725 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2726 SRP_user_pwd_free(srp_callback_parm.user);
2727 srp_callback_parm.user =
2728 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2729 srp_callback_parm.login);
2730 if (srp_callback_parm.user)
2731 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2732 srp_callback_parm.user->info);
2734 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2738 #if !defined(OPENSSL_SYS_MSDOS)
2743 } else if (i == 0) { /* end of input */
2748 /* else we have data */
2749 if (((www == 1) && (strncmp("GET ", buf, 4) == 0)) ||
2750 ((www == 2) && (strncmp("GET /stats ", buf, 11) == 0))) {
2753 STACK_OF(SSL_CIPHER) *sk;
2754 static const char *space = " ";
2756 if (www == 1 && strncmp("GET /reneg", buf, 10) == 0) {
2757 if (strncmp("GET /renegcert", buf, 14) == 0)
2759 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
2761 i = SSL_renegotiate(con);
2762 BIO_printf(bio_s_out, "SSL_renegotiate -> %d\n", i);
2763 /* Send the HelloRequest */
2764 i = SSL_do_handshake(con);
2766 BIO_printf(bio_s_out, "SSL_do_handshake() Retval %d\n",
2767 SSL_get_error(con, i));
2768 ERR_print_errors(bio_err);
2771 /* Wait for a ClientHello to come back */
2773 openssl_fdset(s, &readfds);
2774 i = select(width, (void *)&readfds, NULL, NULL, NULL);
2775 if (i <= 0 || !FD_ISSET(s, &readfds)) {
2776 BIO_printf(bio_s_out, "Error waiting for client response\n");
2777 ERR_print_errors(bio_err);
2781 * We're not actually expecting any data here and we ignore
2782 * any that is sent. This is just to force the handshake that
2783 * we're expecting to come from the client. If they haven't
2784 * sent one there's not much we can do.
2786 BIO_gets(io, buf, bufsize - 1);
2790 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2791 BIO_puts(io, "<HTML><BODY BGCOLOR=\"#ffffff\">\n");
2792 BIO_puts(io, "<pre>\n");
2793 /* BIO_puts(io, OpenSSL_version(OPENSSL_VERSION)); */
2795 for (i = 0; i < local_argc; i++) {
2797 for (myp = local_argv[i]; *myp; myp++)
2800 BIO_puts(io, "<");
2803 BIO_puts(io, ">");
2806 BIO_puts(io, "&");
2809 BIO_write(io, myp, 1);
2812 BIO_write(io, " ", 1);
2817 "Secure Renegotiation IS%s supported\n",
2818 SSL_get_secure_renegotiation_support(con) ?
2822 * The following is evil and should not really be done
2824 BIO_printf(io, "Ciphers supported in s_server binary\n");
2825 sk = SSL_get_ciphers(con);
2826 j = sk_SSL_CIPHER_num(sk);
2827 for (i = 0; i < j; i++) {
2828 c = sk_SSL_CIPHER_value(sk, i);
2829 BIO_printf(io, "%-11s:%-25s ",
2830 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2831 if ((((i + 1) % 2) == 0) && (i + 1 != j))
2835 p = SSL_get_shared_ciphers(con, buf, bufsize);
2838 "---\nCiphers common between both SSL end points:\n");
2842 BIO_write(io, space, 26 - j);
2845 BIO_write(io, ((i % 3) ? " " : "\n"), 1);
2847 BIO_write(io, p, 1);
2854 ssl_print_sigalgs(io, con);
2855 #ifndef OPENSSL_NO_EC
2856 ssl_print_curves(io, con, 0);
2858 BIO_printf(io, (SSL_session_reused(con)
2859 ? "---\nReused, " : "---\nNew, "));
2860 c = SSL_get_current_cipher(con);
2861 BIO_printf(io, "%s, Cipher is %s\n",
2862 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2863 SSL_SESSION_print(io, SSL_get_session(con));
2864 BIO_printf(io, "---\n");
2865 print_stats(io, SSL_get_SSL_CTX(con));
2866 BIO_printf(io, "---\n");
2867 peer = SSL_get_peer_certificate(con);
2869 BIO_printf(io, "Client certificate\n");
2870 X509_print(io, peer);
2871 PEM_write_bio_X509(io, peer);
2875 BIO_puts(io, "no client certificate available\n");
2876 BIO_puts(io, "</BODY></HTML>\r\n\r\n");
2878 } else if ((www == 2 || www == 3)
2879 && (strncmp("GET /", buf, 5) == 0)) {
2882 static const char *text =
2883 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
2889 for (e = p; *e != '\0'; e++) {
2895 dot = (e[0] == '.') ? 2 : 0;
2898 dot = (e[0] == '.') ? 3 : 0;
2901 dot = (e[0] == '/') ? -1 : 0;
2905 dot = (e[0] == '/') ? 1 : 0;
2907 dot = (dot == 3) || (dot == -1); /* filename contains ".."
2912 BIO_printf(io, "'%s' is an invalid file name\r\n", p);
2919 BIO_printf(io, "'%s' contains '..' reference\r\n", p);
2925 BIO_printf(io, "'%s' is an invalid path\r\n", p);
2929 /* if a directory, do the index thang */
2930 if (app_isdir(p) > 0) {
2932 BIO_printf(io, "'%s' is a directory\r\n", p);
2936 if ((file = BIO_new_file(p, "r")) == NULL) {
2938 BIO_printf(io, "Error opening '%s'\r\n", p);
2939 ERR_print_errors(io);
2944 BIO_printf(bio_err, "FILE:%s\n", p);
2948 if (((i > 5) && (strcmp(&(p[i - 5]), ".html") == 0)) ||
2949 ((i > 4) && (strcmp(&(p[i - 4]), ".php") == 0)) ||
2950 ((i > 4) && (strcmp(&(p[i - 4]), ".htm") == 0)))
2952 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2955 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n");
2959 i = BIO_read(file, buf, bufsize);
2965 BIO_printf(bio_err, "%d\n", i);
2966 if (total_bytes > 3 * 1024) {
2968 BIO_printf(bio_err, "RENEGOTIATE\n");
2969 SSL_renegotiate(con);
2973 for (j = 0; j < i;) {
2977 if (++count == 13) {
2978 SSL_renegotiate(con);
2982 k = BIO_write(io, &(buf[j]), i - j);
2984 if (!BIO_should_retry(io) && !SSL_waiting_for_async(con))
2987 BIO_printf(bio_s_out, "rwrite W BLOCK\n");
3001 i = (int)BIO_flush(io);
3003 if (!BIO_should_retry(io))
3009 /* make sure we re-use sessions */
3010 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
3014 BIO_printf(bio_s_out, "ACCEPT\n");
3020 static int rev_body(int s, int stype, unsigned char *context)
3026 BIO *io, *ssl_bio, *sbio;
3028 buf = app_malloc(bufsize, "server rev buffer");
3029 io = BIO_new(BIO_f_buffer());
3030 ssl_bio = BIO_new(BIO_f_ssl());
3031 if ((io == NULL) || (ssl_bio == NULL))
3034 /* lets make the output buffer a reasonable size */
3035 if (!BIO_set_write_buffer_size(io, bufsize))
3038 if ((con = SSL_new(ctx)) == NULL)
3041 if (s_tlsextdebug) {
3042 SSL_set_tlsext_debug_callback(con, tlsext_cb);
3043 SSL_set_tlsext_debug_arg(con, bio_s_out);
3045 if (context && !SSL_set_session_id_context(con, context,
3046 strlen((char *)context))) {
3047 ERR_print_errors(bio_err);
3051 sbio = BIO_new_socket(s, BIO_NOCLOSE);
3052 SSL_set_bio(con, sbio, sbio);
3053 SSL_set_accept_state(con);
3055 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
3056 BIO_push(io, ssl_bio);
3057 #ifdef CHARSET_EBCDIC
3058 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
3062 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
3063 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
3066 #ifndef OPENSSL_NO_SSL_TRACE
3068 SSL_set_msg_callback(con, SSL_trace);
3071 SSL_set_msg_callback(con, msg_cb);
3072 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
3076 i = BIO_do_handshake(io);
3079 if (!BIO_should_retry(io)) {
3080 BIO_puts(bio_err, "CONNECTION FAILURE\n");
3081 ERR_print_errors(bio_err);
3084 #ifndef OPENSSL_NO_SRP
3085 if (BIO_should_io_special(io)
3086 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3087 BIO_printf(bio_s_out, "LOOKUP renego during accept\n");
3088 SRP_user_pwd_free(srp_callback_parm.user);
3089 srp_callback_parm.user =
3090 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
3091 srp_callback_parm.login);
3092 if (srp_callback_parm.user)
3093 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3094 srp_callback_parm.user->info);
3096 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3101 BIO_printf(bio_err, "CONNECTION ESTABLISHED\n");
3102 print_ssl_summary(con);
3105 i = BIO_gets(io, buf, bufsize - 1);
3106 if (i < 0) { /* error */
3107 if (!BIO_should_retry(io)) {
3109 ERR_print_errors(bio_err);
3112 BIO_printf(bio_s_out, "read R BLOCK\n");
3113 #ifndef OPENSSL_NO_SRP
3114 if (BIO_should_io_special(io)
3115 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3116 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
3117 SRP_user_pwd_free(srp_callback_parm.user);
3118 srp_callback_parm.user =
3119 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
3120 srp_callback_parm.login);
3121 if (srp_callback_parm.user)
3122 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3123 srp_callback_parm.user->info);
3125 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3129 #if !defined(OPENSSL_SYS_MSDOS)
3134 } else if (i == 0) { /* end of input */
3136 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3139 char *p = buf + i - 1;
3140 while (i && (*p == '\n' || *p == '\r')) {
3144 if (!s_ign_eof && (i == 5) && (strncmp(buf, "CLOSE", 5) == 0)) {
3146 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3149 BUF_reverse((unsigned char *)buf, NULL, i);
3151 BIO_write(io, buf, i + 1);
3156 if (!BIO_should_retry(io))
3162 /* make sure we re-use sessions */
3163 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
3172 #define MAX_SESSION_ID_ATTEMPTS 10
3173 static int generate_session_id(const SSL *ssl, unsigned char *id,
3174 unsigned int *id_len)
3176 unsigned int count = 0;
3178 if (RAND_bytes(id, *id_len) <= 0)
3181 * Prefix the session_id with the required prefix. NB: If our prefix
3182 * is too long, clip it - but there will be worse effects anyway, eg.
3183 * the server could only possibly create 1 session ID (ie. the
3184 * prefix!) so all future session negotiations will fail due to
3187 memcpy(id, session_id_prefix,
3188 (strlen(session_id_prefix) < *id_len) ?
3189 strlen(session_id_prefix) : *id_len);
3191 while (SSL_has_matching_session_id(ssl, id, *id_len) &&
3192 (++count < MAX_SESSION_ID_ATTEMPTS));
3193 if (count >= MAX_SESSION_ID_ATTEMPTS)
3199 * By default s_server uses an in-memory cache which caches SSL_SESSION
3200 * structures without any serialisation. This hides some bugs which only
3201 * become apparent in deployed servers. By implementing a basic external
3202 * session cache some issues can be debugged using s_server.
3205 typedef struct simple_ssl_session_st {
3210 struct simple_ssl_session_st *next;
3211 } simple_ssl_session;
3213 static simple_ssl_session *first = NULL;
3215 static int add_session(SSL *ssl, SSL_SESSION *session)
3217 simple_ssl_session *sess = app_malloc(sizeof(*sess), "get session");
3220 SSL_SESSION_get_id(session, &sess->idlen);
3221 sess->derlen = i2d_SSL_SESSION(session, NULL);
3222 if (sess->derlen < 0) {
3223 BIO_printf(bio_err, "Error encoding session\n");
3228 sess->id = OPENSSL_memdup(SSL_SESSION_get_id(session, NULL), sess->idlen);
3229 sess->der = app_malloc(sess->derlen, "get session buffer");
3231 BIO_printf(bio_err, "Out of memory adding to external cache\n");
3232 OPENSSL_free(sess->id);
3233 OPENSSL_free(sess->der);
3239 /* Assume it still works. */
3240 if (i2d_SSL_SESSION(session, &p) != sess->derlen) {
3241 BIO_printf(bio_err, "Unexpected session encoding length\n");
3242 OPENSSL_free(sess->id);
3243 OPENSSL_free(sess->der);
3250 BIO_printf(bio_err, "New session added to external cache\n");
3254 static SSL_SESSION *get_session(SSL *ssl, const unsigned char *id, int idlen,
3257 simple_ssl_session *sess;
3259 for (sess = first; sess; sess = sess->next) {
3260 if (idlen == (int)sess->idlen && !memcmp(sess->id, id, idlen)) {
3261 const unsigned char *p = sess->der;
3262 BIO_printf(bio_err, "Lookup session: cache hit\n");
3263 return d2i_SSL_SESSION(NULL, &p, sess->derlen);
3266 BIO_printf(bio_err, "Lookup session: cache miss\n");
3270 static void del_session(SSL_CTX *sctx, SSL_SESSION *session)
3272 simple_ssl_session *sess, *prev = NULL;
3273 const unsigned char *id;
3275 id = SSL_SESSION_get_id(session, &idlen);
3276 for (sess = first; sess; sess = sess->next) {
3277 if (idlen == sess->idlen && !memcmp(sess->id, id, idlen)) {
3279 prev->next = sess->next;
3282 OPENSSL_free(sess->id);
3283 OPENSSL_free(sess->der);
3291 static void init_session_cache_ctx(SSL_CTX *sctx)
3293 SSL_CTX_set_session_cache_mode(sctx,
3294 SSL_SESS_CACHE_NO_INTERNAL |
3295 SSL_SESS_CACHE_SERVER);
3296 SSL_CTX_sess_set_new_cb(sctx, add_session);
3297 SSL_CTX_sess_set_get_cb(sctx, get_session);
3298 SSL_CTX_sess_set_remove_cb(sctx, del_session);
3301 static void free_sessions(void)
3303 simple_ssl_session *sess, *tsess;
3304 for (sess = first; sess;) {
3305 OPENSSL_free(sess->id);
3306 OPENSSL_free(sess->der);
3309 OPENSSL_free(tsess);
3314 #endif /* OPENSSL_NO_SOCK */