PR: 2069
[openssl.git] / apps / s_server.c
index 918f776ee560e76f98dfdf10bd0a64e3f900507f..eeebabe4e6837a342c5ff43ccfaf75bc33c4844b 100644 (file)
@@ -56,7 +56,7 @@
  * [including the GNU Public Licence.]
  */
 /* ====================================================================
- * Copyright (c) 1998-2001 The OpenSSL Project.  All rights reserved.
+ * Copyright (c) 1998-2006 The OpenSSL Project.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * ECC cipher suite support in OpenSSL originally developed by 
  * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
  */
+/* ====================================================================
+ * Copyright 2005 Nokia. All rights reserved.
+ *
+ * The portions of the attached software ("Contribution") is developed by
+ * Nokia Corporation and is licensed pursuant to the OpenSSL open source
+ * license.
+ *
+ * The Contribution, originally written by Mika Kousa and Pasi Eronen of
+ * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
+ * support (see RFC 4279) to OpenSSL.
+ *
+ * No patent licenses or other rights except those expressly stated in
+ * the OpenSSL open source license shall be deemed granted or received
+ * expressly, by implication, estoppel, or otherwise.
+ *
+ * No assurances are provided by Nokia that the Contribution does not
+ * infringe the patent or other intellectual property rights of any third
+ * party or that the license provides you with all the necessary rights
+ * to make use of the Contribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
+ * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
+ * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
+ * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
+ * OTHERWISE.
+ */
 
 /* Until the key-gen callbacks are modified to use newer prototypes, we allow
  * deprecated functions for openssl-internal code */
 #endif
 
 #include <assert.h>
+#include <ctype.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -152,6 +179,7 @@ typedef unsigned int u_int;
 #include <openssl/x509.h>
 #include <openssl/ssl.h>
 #include <openssl/rand.h>
+#include <openssl/ocsp.h>
 #ifndef OPENSSL_NO_DH
 #include <openssl/dh.h>
 #endif
@@ -166,6 +194,10 @@ typedef unsigned int u_int;
 #undef FIONBIO
 #endif
 
+#if defined(OPENSSL_SYS_BEOS_R5)
+#include <fcntl.h>
+#endif
+
 #ifndef OPENSSL_NO_RSA
 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength);
 #endif
@@ -221,15 +253,21 @@ static int bufsize=BUFSIZZ;
 static int accept_socket= -1;
 
 #define TEST_CERT      "server.pem"
+#ifndef OPENSSL_NO_TLSEXT
+#define TEST_CERT2     "server2.pem"
+#endif
 #undef PROG
 #define PROG           s_server_main
 
-extern int verify_depth;
+extern int verify_depth, verify_return_error;
 
 static char *cipher=NULL;
 static int s_server_verify=SSL_VERIFY_NONE;
 static int s_server_session_id_context = 1; /* anything will do */
 static const char *s_cert_file=TEST_CERT,*s_key_file=NULL;
+#ifndef OPENSSL_NO_TLSEXT
+static const char *s_cert_file2=TEST_CERT2,*s_key_file2=NULL;
+#endif
 static char *s_dcert_file=NULL,*s_dkey_file=NULL;
 #ifdef FIONBIO
 static int s_nbio=0;
@@ -237,10 +275,18 @@ static int s_nbio=0;
 static int s_nbio_test=0;
 int s_crlf=0;
 static SSL_CTX *ctx=NULL;
+#ifndef OPENSSL_NO_TLSEXT
+static SSL_CTX *ctx2=NULL;
+#endif
 static int www=0;
 
 static BIO *bio_s_out=NULL;
 static int s_debug=0;
+#ifndef OPENSSL_NO_TLSEXT
+static int s_tlsextdebug=0;
+static int s_tlsextstatus=0;
+static int cert_status_cb(SSL *s, void *arg);
+#endif
 static int s_msg=0;
 static int s_quiet=0;
 
@@ -251,12 +297,77 @@ static char *engine_id=NULL;
 static const char *session_id_prefix=NULL;
 
 static int enable_timeouts = 0;
-#ifdef mtu
-#undef mtu
-#endif
-static long mtu;
+static long socket_mtu;
+#ifndef OPENSSL_NO_DTLS1
 static int cert_chain = 0;
+#endif
 
+#ifndef OPENSSL_NO_PSK
+static char *psk_identity="Client_identity";
+char *psk_key=NULL; /* by default PSK is not used */
+
+static unsigned int psk_server_cb(SSL *ssl, const char *identity,
+       unsigned char *psk, unsigned int max_psk_len)
+       {
+       unsigned int psk_len = 0;
+       int ret;
+       BIGNUM *bn = NULL;
+
+       if (s_debug)
+               BIO_printf(bio_s_out,"psk_server_cb\n");
+       if (!identity)
+               {
+               BIO_printf(bio_err,"Error: client did not send PSK identity\n");
+               goto out_err;
+               }
+       if (s_debug)
+               BIO_printf(bio_s_out,"identity_len=%d identity=%s\n",
+                       identity ? (int)strlen(identity) : 0, identity);
+
+       /* here we could lookup the given identity e.g. from a database */
+       if (strcmp(identity, psk_identity) != 0)
+               {
+                BIO_printf(bio_s_out, "PSK error: client identity not found"
+                          " (got '%s' expected '%s')\n", identity,
+                          psk_identity);
+               goto out_err;
+                }
+       if (s_debug)
+               BIO_printf(bio_s_out, "PSK client identity found\n");
+
+       /* convert the PSK key to binary */
+       ret = BN_hex2bn(&bn, psk_key);
+       if (!ret)
+               {
+               BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key);
+               if (bn)
+                       BN_free(bn);
+               return 0;
+               }
+       if (BN_num_bytes(bn) > (int)max_psk_len)
+               {
+               BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
+                       max_psk_len, BN_num_bytes(bn));
+               BN_free(bn);
+               return 0;
+               }
+
+       ret = BN_bn2bin(bn, psk);
+       BN_free(bn);
+
+       if (ret < 0)
+               goto out_err;
+       psk_len = (unsigned int)ret;
+
+       if (s_debug)
+               BIO_printf(bio_s_out, "fetched PSK len=%d\n", psk_len);
+        return psk_len;
+ out_err:
+       if (s_debug)
+               BIO_printf(bio_err, "Error in PSK server callback\n");
+       return 0;
+        }
+#endif
 
 #ifdef MONOLITH
 static void s_server_init(void)
@@ -268,6 +379,11 @@ static void s_server_init(void)
        s_dkey_file=NULL;
        s_cert_file=TEST_CERT;
        s_key_file=NULL;
+#ifndef OPENSSL_NO_TLSEXT
+       s_cert_file2=TEST_CERT2;
+       s_key_file2=NULL;
+       ctx2=NULL;
+#endif
 #ifdef FIONBIO
        s_nbio=0;
 #endif
@@ -296,6 +412,11 @@ static void sv_usage(void)
        BIO_printf(bio_err," -Verify arg   - turn on peer certificate verification, must have a cert.\n");
        BIO_printf(bio_err," -cert arg     - certificate file to use\n");
        BIO_printf(bio_err,"                 (default is %s)\n",TEST_CERT);
+       BIO_printf(bio_err," -crl_check    - check the peer certificate has not been revoked by its CA.\n" \
+                          "                 The CRL(s) are appended to the certificate file\n");
+       BIO_printf(bio_err," -crl_check_all - check the peer certificate has not been revoked by its CA\n" \
+                          "                 or any other CRL in the CA chain. CRL(s) are appened to the\n" \
+                          "                 the certificate file.\n");
        BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
        BIO_printf(bio_err," -key arg      - Private Key file to use, in cert file if\n");
        BIO_printf(bio_err,"                 not specified (default is %s)\n",TEST_CERT);
@@ -311,7 +432,7 @@ static void sv_usage(void)
 #ifndef OPENSSL_NO_ECDH
        BIO_printf(bio_err," -named_curve arg  - Elliptic curve name to use for ephemeral ECDH keys.\n" \
                           "                 Use \"openssl ecparam -list_curves\" for all names\n" \
-                          "                 (default is sect163r2).\n");
+                          "                 (default is nistp256).\n");
 #endif
 #ifdef FIONBIO
        BIO_printf(bio_err," -nbio         - Run with non-blocking IO\n");
@@ -328,12 +449,19 @@ static void sv_usage(void)
        BIO_printf(bio_err," -serverpref   - Use server's cipher preferences\n");
        BIO_printf(bio_err," -quiet        - No server output\n");
        BIO_printf(bio_err," -no_tmp_rsa   - Do not generate a tmp RSA key\n");
+#ifndef OPENSSL_NO_PSK
+       BIO_printf(bio_err," -psk_hint arg - PSK identity hint to use\n");
+       BIO_printf(bio_err," -psk arg      - PSK in hex (without 0x)\n");
+# ifndef OPENSSL_NO_JPAKE
+       BIO_printf(bio_err," -jpake arg    - JPAKE secret to use\n");
+# endif
+#endif
        BIO_printf(bio_err," -ssl2         - Just talk SSLv2\n");
        BIO_printf(bio_err," -ssl3         - Just talk SSLv3\n");
        BIO_printf(bio_err," -tls1         - Just talk TLSv1\n");
        BIO_printf(bio_err," -dtls1        - Just talk DTLSv1\n");
        BIO_printf(bio_err," -timeout      - Enable timeouts\n");
-       BIO_printf(bio_err," -mtu          - Set MTU\n");
+       BIO_printf(bio_err," -mtu          - Set link layer MTU\n");
        BIO_printf(bio_err," -chain        - Read a certificate chain\n");
        BIO_printf(bio_err," -no_ssl2      - Just disable SSLv2\n");
        BIO_printf(bio_err," -no_ssl3      - Just disable SSLv3\n");
@@ -354,6 +482,16 @@ static void sv_usage(void)
 #endif
        BIO_printf(bio_err," -id_prefix arg - Generate SSL/TLS session IDs prefixed by 'arg'\n");
        BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
+#ifndef OPENSSL_NO_TLSEXT
+       BIO_printf(bio_err," -servername host - servername for HostName TLS extension\n");
+       BIO_printf(bio_err," -servername_fatal - on mismatch send fatal alert (default warning alert)\n");
+       BIO_printf(bio_err," -cert2 arg    - certificate file to use for servername\n");
+       BIO_printf(bio_err,"                 (default is %s)\n",TEST_CERT2);
+       BIO_printf(bio_err," -key2 arg     - Private Key file to use for servername, in cert file if\n");
+       BIO_printf(bio_err,"                 not specified (default is %s)\n",TEST_CERT2);
+       BIO_printf(bio_err," -tlsextdebug  - hex dump of all TLS extensions received\n");
+       BIO_printf(bio_err," -no_ticket    - disable use of RFC4507bis session tickets\n");
+#endif
        }
 
 static int local_argc=0;
@@ -509,12 +647,196 @@ static int ebcdic_puts(BIO *bp, const char *str)
 }
 #endif
 
+#ifndef OPENSSL_NO_TLSEXT
+
+/* This is a context that we pass to callbacks */
+typedef struct tlsextctx_st {
+   char * servername;
+   BIO * biodebug;
+   int extension_error;
+} tlsextctx;
+
+
+static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
+       {
+       tlsextctx * p = (tlsextctx *) arg;
+       const char * servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
+        if (servername && p->biodebug) 
+               BIO_printf(p->biodebug,"Hostname in TLS extension: \"%s\"\n",servername);
+        
+       if (!p->servername)
+               return SSL_TLSEXT_ERR_NOACK;
+       
+       if (servername)
+               {
+               if (strcmp(servername,p->servername)) 
+                       return p->extension_error;
+               if (ctx2)
+                       {
+                       BIO_printf(p->biodebug,"Switching server context.\n");
+                       SSL_set_SSL_CTX(s,ctx2);
+                       }     
+               }
+       return SSL_TLSEXT_ERR_OK;
+}
+
+/* Structure passed to cert status callback */
+
+typedef struct tlsextstatusctx_st {
+   /* Default responder to use */
+   char *host, *path, *port;
+   int use_ssl;
+   int timeout;
+   BIO *err;
+   int verbose;
+} tlsextstatusctx;
+
+static tlsextstatusctx tlscstatp = {NULL, NULL, NULL, 0, -1, NULL, 0};
+
+/* Certificate Status callback. This is called when a client includes a
+ * certificate status request extension.
+ *
+ * This is a simplified version. It examines certificates each time and
+ * makes one OCSP responder query for each request.
+ *
+ * A full version would store details such as the OCSP certificate IDs and
+ * minimise the number of OCSP responses by caching them until they were
+ * considered "expired".
+ */
+
+static int cert_status_cb(SSL *s, void *arg)
+       {
+       tlsextstatusctx *srctx = arg;
+       BIO *err = srctx->err;
+       char *host, *port, *path;
+       int use_ssl;
+       unsigned char *rspder = NULL;
+       int rspderlen;
+       STACK_OF(OPENSSL_STRING) *aia = NULL;
+       X509 *x = NULL;
+       X509_STORE_CTX inctx;
+       X509_OBJECT obj;
+       OCSP_REQUEST *req = NULL;
+       OCSP_RESPONSE *resp = NULL;
+       OCSP_CERTID *id = NULL;
+       STACK_OF(X509_EXTENSION) *exts;
+       int ret = SSL_TLSEXT_ERR_NOACK;
+       int i;
+#if 0
+STACK_OF(OCSP_RESPID) *ids;
+SSL_get_tlsext_status_ids(s, &ids);
+BIO_printf(err, "cert_status: received %d ids\n", sk_OCSP_RESPID_num(ids));
+#endif
+       if (srctx->verbose)
+               BIO_puts(err, "cert_status: callback called\n");
+       /* Build up OCSP query from server certificate */
+       x = SSL_get_certificate(s);
+       aia = X509_get1_ocsp(x);
+       if (aia)
+               {
+               if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia, 0),
+                       &host, &port, &path, &use_ssl))
+                       {
+                       BIO_puts(err, "cert_status: can't parse AIA URL\n");
+                       goto err;
+                       }
+               if (srctx->verbose)
+                       BIO_printf(err, "cert_status: AIA URL: %s\n",
+                                       sk_OPENSSL_STRING_value(aia, 0));
+               }
+       else
+               {
+               if (!srctx->host)
+                       {
+                       BIO_puts(srctx->err, "cert_status: no AIA and no default responder URL\n");
+                       goto done;
+                       }
+               host = srctx->host;
+               path = srctx->path;
+               port = srctx->port;
+               use_ssl = srctx->use_ssl;
+               }
+               
+       if (!X509_STORE_CTX_init(&inctx,
+                               SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)),
+                               NULL, NULL))
+               goto err;
+       if (X509_STORE_get_by_subject(&inctx,X509_LU_X509,
+                               X509_get_issuer_name(x),&obj) <= 0)
+               {
+               BIO_puts(err, "cert_status: Can't retrieve issuer certificate.\n");
+               X509_STORE_CTX_cleanup(&inctx);
+               goto done;
+               }
+       req = OCSP_REQUEST_new();
+       if (!req)
+               goto err;
+       id = OCSP_cert_to_id(NULL, x, obj.data.x509);
+       X509_free(obj.data.x509);
+       X509_STORE_CTX_cleanup(&inctx);
+       if (!id)
+               goto err;
+       if (!OCSP_request_add0_id(req, id))
+               goto err;
+       id = NULL;
+       /* Add any extensions to the request */
+       SSL_get_tlsext_status_exts(s, &exts);
+       for (i = 0; i < sk_X509_EXTENSION_num(exts); i++)
+               {
+               X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
+               if (!OCSP_REQUEST_add_ext(req, ext, -1))
+                       goto err;
+               }
+       resp = process_responder(err, req, host, path, port, use_ssl, NULL,
+                                       srctx->timeout);
+       if (!resp)
+               {
+               BIO_puts(err, "cert_status: error querying responder\n");
+               goto done;
+               }
+       rspderlen = i2d_OCSP_RESPONSE(resp, &rspder);
+       if (rspderlen <= 0)
+               goto err;
+       SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen);
+       if (srctx->verbose)
+               {
+               BIO_puts(err, "cert_status: ocsp response sent:\n");
+               OCSP_RESPONSE_print(err, resp, 2);
+               }
+       ret = SSL_TLSEXT_ERR_OK;
+       done:
+       if (ret != SSL_TLSEXT_ERR_OK)
+               ERR_print_errors(err);
+       if (aia)
+               {
+               OPENSSL_free(host);
+               OPENSSL_free(path);
+               OPENSSL_free(port);
+               X509_email_free(aia);
+               }
+       if (id)
+               OCSP_CERTID_free(id);
+       if (req)
+               OCSP_REQUEST_free(req);
+       if (resp)
+               OCSP_RESPONSE_free(resp);
+       return ret;
+       err:
+       ret = SSL_TLSEXT_ERR_ALERT_FATAL;
+       goto done;
+       }
+#endif
+
 int MAIN(int, char **);
 
+#ifndef OPENSSL_NO_JPAKE
+static char *jpake_secret = NULL;
+#endif
+
 int MAIN(int argc, char *argv[])
        {
-       X509_STORE *store = NULL;
-       int vflags = 0;
+       X509_VERIFY_PARAM *vpm = NULL;
+       int badarg = 0;
        short port=PORT;
        char *CApath=NULL,*CAfile=NULL;
        unsigned char *context = NULL;
@@ -528,13 +850,8 @@ int MAIN(int argc, char *argv[])
        int no_tmp_rsa=0,no_dhe=0,no_ecdhe=0,nocert=0;
        int state=0;
        const SSL_METHOD *meth=NULL;
-#ifdef sock_type
-#undef sock_type
-#endif
-    int sock_type=SOCK_STREAM;
-#ifndef OPENSSL_NO_ENGINE
+       int socket_type=SOCK_STREAM;
        ENGINE *e=NULL;
-#endif
        char *inrand=NULL;
        int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM;
        char *passarg = NULL, *pass = NULL;
@@ -542,7 +859,17 @@ int MAIN(int argc, char *argv[])
        int s_dcert_format = FORMAT_PEM, s_dkey_format = FORMAT_PEM;
        X509 *s_cert = NULL, *s_dcert = NULL;
        EVP_PKEY *s_key = NULL, *s_dkey = NULL;
-
+#ifndef OPENSSL_NO_TLSEXT
+       EVP_PKEY *s_key2 = NULL;
+       X509 *s_cert2 = NULL;
+#endif
+#ifndef OPENSSL_NO_TLSEXT
+        tlsextctx tlsextcbp = {NULL, NULL, SSL_TLSEXT_ERR_ALERT_WARNING};
+#endif
+#ifndef OPENSSL_NO_PSK
+       /* by default do not send a PSK identity hint */
+       static char *psk_identity_hint=NULL;
+#endif
 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
        meth=SSLv23_server_method();
 #elif !defined(OPENSSL_NO_SSL3)
@@ -674,14 +1001,14 @@ int MAIN(int argc, char *argv[])
                        if (--argc < 1) goto bad;
                        CApath= *(++argv);
                        }
-               else if (strcmp(*argv,"-crl_check") == 0)
-                       {
-                       vflags |= X509_V_FLAG_CRL_CHECK;
-                       }
-               else if (strcmp(*argv,"-crl_check") == 0)
+               else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
                        {
-                       vflags |= X509_V_FLAG_CRL_CHECK|X509_V_FLAG_CRL_CHECK_ALL;
+                       if (badarg)
+                               goto bad;
+                       continue;
                        }
+               else if (strcmp(*argv,"-verify_return_error") == 0)
+                       verify_return_error = 1;
                else if (strcmp(*argv,"-serverpref") == 0)
                        { off|=SSL_OP_CIPHER_SERVER_PREFERENCE; }
                else if (strcmp(*argv,"-cipher") == 0)
@@ -707,6 +1034,37 @@ int MAIN(int argc, char *argv[])
                        }
                else if (strcmp(*argv,"-debug") == 0)
                        { s_debug=1; }
+#ifndef OPENSSL_NO_TLSEXT
+               else if (strcmp(*argv,"-tlsextdebug") == 0)
+                       s_tlsextdebug=1;
+               else if (strcmp(*argv,"-status") == 0)
+                       s_tlsextstatus=1;
+               else if (strcmp(*argv,"-status_verbose") == 0)
+                       {
+                       s_tlsextstatus=1;
+                       tlscstatp.verbose = 1;
+                       }
+               else if (!strcmp(*argv, "-status_timeout"))
+                       {
+                       s_tlsextstatus=1;
+                        if (--argc < 1) goto bad;
+                       tlscstatp.timeout = atoi(*(++argv));
+                       }
+               else if (!strcmp(*argv, "-status_url"))
+                       {
+                       s_tlsextstatus=1;
+                        if (--argc < 1) goto bad;
+                       if (!OCSP_parse_url(*(++argv),
+                                       &tlscstatp.host,
+                                       &tlscstatp.port,
+                                       &tlscstatp.path,
+                                       &tlscstatp.use_ssl))
+                               {
+                               BIO_printf(bio_err, "Error parsing URL\n");
+                               goto bad;
+                               }
+                       }
+#endif
                else if (strcmp(*argv,"-msg") == 0)
                        { s_msg=1; }
                else if (strcmp(*argv,"-hack") == 0)
@@ -725,6 +1083,27 @@ int MAIN(int argc, char *argv[])
                        { no_dhe=1; }
                else if (strcmp(*argv,"-no_ecdhe") == 0)
                        { no_ecdhe=1; }
+#ifndef OPENSSL_NO_PSK
+                else if (strcmp(*argv,"-psk_hint") == 0)
+                       {
+                        if (--argc < 1) goto bad;
+                        psk_identity_hint= *(++argv);
+                        }
+                else if (strcmp(*argv,"-psk") == 0)
+                       {
+                       size_t i;
+
+                       if (--argc < 1) goto bad;
+                       psk_key=*(++argv);
+                       for (i=0; i<strlen(psk_key); i++)
+                               {
+                               if (isxdigit((int)psk_key[i]))
+                                       continue;
+                               BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
+                               goto bad;
+                               }
+                       }
+#endif
                else if (strcmp(*argv,"-www") == 0)
                        { www=1; }
                else if (strcmp(*argv,"-WWW") == 0)
@@ -739,6 +1118,10 @@ int MAIN(int argc, char *argv[])
                        { off|=SSL_OP_NO_TLSv1; }
                else if (strcmp(*argv,"-no_comp") == 0)
                        { off|=SSL_OP_NO_COMPRESSION; }
+#ifndef OPENSSL_NO_TLSEXT
+               else if (strcmp(*argv,"-no_ticket") == 0)
+                       { off|=SSL_OP_NO_TICKET; }
+#endif
 #ifndef OPENSSL_NO_SSL2
                else if (strcmp(*argv,"-ssl2") == 0)
                        { meth=SSLv2_server_method(); }
@@ -755,14 +1138,14 @@ int MAIN(int argc, char *argv[])
                else if (strcmp(*argv,"-dtls1") == 0)
                        { 
                        meth=DTLSv1_server_method();
-                       sock_type = SOCK_DGRAM;
+                       socket_type = SOCK_DGRAM;
                        }
                else if (strcmp(*argv,"-timeout") == 0)
                        enable_timeouts = 1;
                else if (strcmp(*argv,"-mtu") == 0)
                        {
                        if (--argc < 1) goto bad;
-                       mtu = atol(*(++argv));
+                       socket_mtu = atol(*(++argv));
                        }
                else if (strcmp(*argv, "-chain") == 0)
                        cert_chain = 1;
@@ -784,6 +1167,33 @@ int MAIN(int argc, char *argv[])
                        if (--argc < 1) goto bad;
                        inrand= *(++argv);
                        }
+#ifndef OPENSSL_NO_TLSEXT
+               else if (strcmp(*argv,"-servername") == 0)
+                       {
+                       if (--argc < 1) goto bad;
+                       tlsextcbp.servername= *(++argv);
+                       }
+               else if (strcmp(*argv,"-servername_fatal") == 0)
+                       { tlsextcbp.extension_error = SSL_TLSEXT_ERR_ALERT_FATAL; }
+               else if (strcmp(*argv,"-cert2") == 0)
+                       {
+                       if (--argc < 1) goto bad;
+                       s_cert_file2= *(++argv);
+                       }
+               else if (strcmp(*argv,"-key2") == 0)
+                       {
+                       if (--argc < 1) goto bad;
+                       s_key_file2= *(++argv);
+                       }
+                       
+#endif
+#if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
+               else if (strcmp(*argv,"-jpake") == 0)
+                       {
+                       if (--argc < 1) goto bad;
+                       jpake_secret = *(++argv);
+                       }
+#endif
                else
                        {
                        BIO_printf(bio_err,"unknown option %s\n",*argv);
@@ -800,6 +1210,26 @@ bad:
                goto end;
                }
 
+#if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
+       if (jpake_secret)
+               {
+               if (psk_key)
+                       {
+                       BIO_printf(bio_err,
+                                  "Can't use JPAKE and PSK together\n");
+                       goto end;
+                       }
+               psk_identity = "JPAKE";
+               if (cipher)
+                       {
+                       BIO_printf(bio_err, "JPAKE sets cipher to PSK\n");
+                       goto end;
+                       }
+               cipher = "PSK";
+               }
+
+#endif
+
        SSL_load_error_strings();
        OpenSSL_add_ssl_algorithms();
 
@@ -816,6 +1246,10 @@ bad:
 
        if (s_key_file == NULL)
                s_key_file = s_cert_file;
+#ifndef OPENSSL_NO_TLSEXT
+       if (s_key_file2 == NULL)
+               s_key_file2 = s_cert_file2;
+#endif
 
        if (nocert == 0)
                {
@@ -835,8 +1269,31 @@ bad:
                        ERR_print_errors(bio_err);
                        goto end;
                        }
+
+#ifndef OPENSSL_NO_TLSEXT
+               if (tlsextcbp.servername) 
+                       {
+                       s_key2 = load_key(bio_err, s_key_file2, s_key_format, 0, pass, e,
+                               "second server certificate private key file");
+                       if (!s_key2)
+                               {
+                               ERR_print_errors(bio_err);
+                               goto end;
+                               }
+                       
+                       s_cert2 = load_cert(bio_err,s_cert_file2,s_cert_format,
+                               NULL, e, "second server certificate file");
+                       
+                       if (!s_cert2)
+                               {
+                               ERR_print_errors(bio_err);
+                               goto end;
+                               }
+                       }
+#endif
                }
 
+
        if (s_dcert_file)
                {
 
@@ -893,6 +1350,10 @@ bad:
                s_key_file=NULL;
                s_dcert_file=NULL;
                s_dkey_file=NULL;
+#ifndef OPENSSL_NO_TLSEXT
+               s_cert_file2=NULL;
+               s_key_file2=NULL;
+#endif
                }
 
        ctx=SSL_CTX_new(meth);
@@ -924,7 +1385,7 @@ bad:
        /* DTLS: partial reads end up discarding unread UDP bytes :-( 
         * Setting read ahead solves this problem.
         */
-       if (sock_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
+       if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
 
        if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
 
@@ -949,8 +1410,62 @@ bad:
                ERR_print_errors(bio_err);
                /* goto end; */
                }
-       store = SSL_CTX_get_cert_store(ctx);
-       X509_STORE_set_flags(store, vflags);
+       if (vpm)
+               SSL_CTX_set1_param(ctx, vpm);
+
+#ifndef OPENSSL_NO_TLSEXT
+       if (s_cert2)
+               {
+               ctx2=SSL_CTX_new(meth);
+               if (ctx2 == NULL)
+                       {
+                       ERR_print_errors(bio_err);
+                       goto end;
+                       }
+               }
+       
+       if (ctx2)
+               {
+               BIO_printf(bio_s_out,"Setting secondary ctx parameters\n");
+
+               if (session_id_prefix)
+                       {
+                       if(strlen(session_id_prefix) >= 32)
+                               BIO_printf(bio_err,
+                                       "warning: id_prefix is too long, only one new session will be possible\n");
+                       else if(strlen(session_id_prefix) >= 16)
+                               BIO_printf(bio_err,
+                                       "warning: id_prefix is too long if you use SSLv2\n");
+                       if(!SSL_CTX_set_generate_session_id(ctx2, generate_session_id))
+                               {
+                               BIO_printf(bio_err,"error setting 'id_prefix'\n");
+                               ERR_print_errors(bio_err);
+                               goto end;
+                               }
+                       BIO_printf(bio_err,"id_prefix '%s' set.\n", session_id_prefix);
+                       }
+               SSL_CTX_set_quiet_shutdown(ctx2,1);
+               if (bugs) SSL_CTX_set_options(ctx2,SSL_OP_ALL);
+               if (hack) SSL_CTX_set_options(ctx2,SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG);
+               SSL_CTX_set_options(ctx2,off);
+               /* DTLS: partial reads end up discarding unread UDP bytes :-( 
+                * Setting read ahead solves this problem.
+                */
+               if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx2, 1);
+
+               if (state) SSL_CTX_set_info_callback(ctx2,apps_ssl_info_callback);
+
+               SSL_CTX_sess_set_cache_size(ctx2,128);
+
+               if ((!SSL_CTX_load_verify_locations(ctx2,CAfile,CApath)) ||
+                       (!SSL_CTX_set_default_verify_paths(ctx2)))
+                       {
+                       ERR_print_errors(bio_err);
+                       }
+               if (vpm)
+                       SSL_CTX_set1_param(ctx2, vpm);
+               }
+#endif 
 
 #ifndef OPENSSL_NO_DH
        if (!no_dhe)
@@ -974,6 +1489,24 @@ bad:
                (void)BIO_flush(bio_s_out);
 
                SSL_CTX_set_tmp_dh(ctx,dh);
+#ifndef OPENSSL_NO_TLSEXT
+               if (ctx2)
+                       {
+                       if (!dhfile)
+                               { 
+                               DH *dh2=load_dh_param(s_cert_file2);
+                               if (dh2 != NULL)
+                                       {
+                                       BIO_printf(bio_s_out,"Setting temp DH parameters\n");
+                                       (void)BIO_flush(bio_s_out);
+
+                                       DH_free(dh);
+                                       dh = dh2;
+                                       }
+                               }
+                       SSL_CTX_set_tmp_dh(ctx2,dh);
+                       }
+#endif
                DH_free(dh);
                }
 #endif
@@ -1009,22 +1542,30 @@ bad:
                else
                        {
                        BIO_printf(bio_s_out,"Using default temp ECDH parameters\n");
-                       ecdh = EC_KEY_new_by_curve_name(NID_sect163r2);
+                       ecdh = EC_KEY_new_by_curve_name(NID_X9_62_prime256v1);
                        if (ecdh == NULL) 
                                {
-                               BIO_printf(bio_err, "unable to create curve (sect163r2)\n");
+                               BIO_printf(bio_err, "unable to create curve (nistp256)\n");
                                goto end;
                                }
                        }
                (void)BIO_flush(bio_s_out);
 
                SSL_CTX_set_tmp_ecdh(ctx,ecdh);
+#ifndef OPENSSL_NO_TLSEXT
+               if (ctx2) 
+                       SSL_CTX_set_tmp_ecdh(ctx2,ecdh);
+#endif
                EC_KEY_free(ecdh);
                }
 #endif
        
        if (!set_cert_key_stuff(ctx,s_cert,s_key))
                goto end;
+#ifndef OPENSSL_NO_TLSEXT
+       if (ctx2 && !set_cert_key_stuff(ctx2,s_cert2,s_key2))
+               goto end; 
+#endif
        if (s_dcert != NULL)
                {
                if (!set_cert_key_stuff(ctx,s_dcert,s_dkey))
@@ -1034,7 +1575,13 @@ bad:
 #ifndef OPENSSL_NO_RSA
 #if 1
        if (!no_tmp_rsa)
+               {
                SSL_CTX_set_tmp_rsa_callback(ctx,tmp_rsa_cb);
+#ifndef OPENSSL_NO_TLSEXT
+               if (ctx2) 
+                       SSL_CTX_set_tmp_rsa_callback(ctx2,tmp_rsa_cb);
+#endif         
+               }
 #else
        if (!no_tmp_rsa && SSL_CTX_need_tmp_RSA(ctx))
                {
@@ -1050,30 +1597,97 @@ bad:
                        ERR_print_errors(bio_err);
                        goto end;
                        }
+#ifndef OPENSSL_NO_TLSEXT
+                       if (ctx2)
+                               {
+                               if (!SSL_CTX_set_tmp_rsa(ctx2,rsa))
+                                       {
+                                       ERR_print_errors(bio_err);
+                                       goto end;
+                                       }
+                               }
+#endif
                RSA_free(rsa);
                BIO_printf(bio_s_out,"\n");
                }
 #endif
 #endif
 
-       if (cipher != NULL)
-               if(!SSL_CTX_set_cipher_list(ctx,cipher)) {
-               BIO_printf(bio_err,"error setting cipher list\n");
+#ifndef OPENSSL_NO_PSK
+#ifdef OPENSSL_NO_JPAKE
+       if (psk_key != NULL)
+#else
+       if (psk_key != NULL || jpake_secret)
+#endif
+               {
+               if (s_debug)
+                       BIO_printf(bio_s_out, "PSK key given or JPAKE in use, setting server callback\n");
+               SSL_CTX_set_psk_server_callback(ctx, psk_server_cb);
+               }
+
+       if (!SSL_CTX_use_psk_identity_hint(ctx, psk_identity_hint))
+               {
+               BIO_printf(bio_err,"error setting PSK identity hint to context\n");
                ERR_print_errors(bio_err);
                goto end;
-       }
+               }
+#endif
+
+       if (cipher != NULL)
+               {
+               if(!SSL_CTX_set_cipher_list(ctx,cipher))
+                       {
+                       BIO_printf(bio_err,"error setting cipher list\n");
+                       ERR_print_errors(bio_err);
+                       goto end;
+                       }
+#ifndef OPENSSL_NO_TLSEXT
+               if (ctx2 && !SSL_CTX_set_cipher_list(ctx2,cipher))
+                       {
+                       BIO_printf(bio_err,"error setting cipher list\n");
+                       ERR_print_errors(bio_err);
+                       goto end;
+                       }
+#endif
+               }
        SSL_CTX_set_verify(ctx,s_server_verify,verify_callback);
        SSL_CTX_set_session_id_context(ctx,(void*)&s_server_session_id_context,
                sizeof s_server_session_id_context);
 
+       /* Set DTLS cookie generation and verification callbacks */
+       SSL_CTX_set_cookie_generate_cb(ctx, generate_cookie_callback);
+       SSL_CTX_set_cookie_verify_cb(ctx, verify_cookie_callback);
+
+#ifndef OPENSSL_NO_TLSEXT
+       if (ctx2)
+               {
+               SSL_CTX_set_verify(ctx2,s_server_verify,verify_callback);
+               SSL_CTX_set_session_id_context(ctx2,(void*)&s_server_session_id_context,
+                       sizeof s_server_session_id_context);
+
+               tlsextcbp.biodebug = bio_s_out;
+               SSL_CTX_set_tlsext_servername_callback(ctx2, ssl_servername_cb);
+               SSL_CTX_set_tlsext_servername_arg(ctx2, &tlsextcbp);
+               SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
+               SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
+               }
+#endif
+
        if (CAfile != NULL)
-           SSL_CTX_set_client_CA_list(ctx,SSL_load_client_CA_file(CAfile));
+               {
+               SSL_CTX_set_client_CA_list(ctx,SSL_load_client_CA_file(CAfile));
+#ifndef OPENSSL_NO_TLSEXT
+               if (ctx2) 
+                       SSL_CTX_set_client_CA_list(ctx2,SSL_load_client_CA_file(CAfile));
+#endif
+               }
 
        BIO_printf(bio_s_out,"ACCEPT\n");
+       (void)BIO_flush(bio_s_out);
        if (www)
-               do_server(port,sock_type,&accept_socket,www_body, context);
+               do_server(port,socket_type,&accept_socket,www_body, context);
        else
-               do_server(port,sock_type,&accept_socket,sv_body, context);
+               do_server(port,socket_type,&accept_socket,sv_body, context);
        print_stats(bio_s_out,ctx);
        ret=0;
 end:
@@ -1090,6 +1704,13 @@ end:
                OPENSSL_free(pass);
        if (dpass)
                OPENSSL_free(dpass);
+#ifndef OPENSSL_NO_TLSEXT
+       if (ctx2 != NULL) SSL_CTX_free(ctx2);
+       if (s_cert2)
+               X509_free(s_cert2);
+       if (s_key2)
+               EVP_PKEY_free(s_key2);
+#endif
        if (bio_s_out != NULL)
                {
         BIO_free(bio_s_out);
@@ -1133,8 +1754,11 @@ static int sv_body(char *hostname, int s, unsigned char *context)
        unsigned long l;
        SSL *con=NULL;
        BIO *sbio;
-#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
+       struct timeval timeout;
+#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
        struct timeval tv;
+#else
+       struct timeval *timeoutp;
 #endif
 
        if ((buf=OPENSSL_malloc(bufsize)) == NULL)
@@ -1156,6 +1780,19 @@ static int sv_body(char *hostname, int s, unsigned char *context)
 
        if (con == NULL) {
                con=SSL_new(ctx);
+#ifndef OPENSSL_NO_TLSEXT
+       if (s_tlsextdebug)
+               {
+               SSL_set_tlsext_debug_callback(con, tlsext_cb);
+               SSL_set_tlsext_debug_arg(con, bio_s_out);
+               }
+       if (s_tlsextstatus)
+               {
+               SSL_CTX_set_tlsext_status_cb(ctx, cert_status_cb);
+               tlscstatp.err = bio_err;
+               SSL_CTX_set_tlsext_status_arg(ctx, &tlscstatp);
+               }
+#endif
 #ifndef OPENSSL_NO_KRB5
                if ((con->kssl_ctx = kssl_ctx_new()) != NULL)
                         {
@@ -1170,14 +1807,18 @@ static int sv_body(char *hostname, int s, unsigned char *context)
                                                 strlen((char *)context));
        }
        SSL_clear(con);
+#if 0
+#ifdef TLSEXT_TYPE_opaque_prf_input
+       SSL_set_tlsext_opaque_prf_input(con, "Test server", 11);
+#endif
+#endif
 
        if (SSL_version(con) == DTLS1_VERSION)
                {
-               struct timeval timeout;
 
                sbio=BIO_new_dgram(s,BIO_NOCLOSE);
 
-               if ( enable_timeouts)
+               if (enable_timeouts)
                        {
                        timeout.tv_sec = 0;
                        timeout.tv_usec = DGRAM_RCV_TIMEOUT;
@@ -1188,11 +1829,10 @@ static int sv_body(char *hostname, int s, unsigned char *context)
                        BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
                        }
 
-               
-               if ( mtu > 0)
+               if (socket_mtu > 28)
                        {
                        SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
-                       SSL_set_mtu(con, mtu);
+                       SSL_set_mtu(con, socket_mtu - 28);
                        }
                else
                        /* want to do MTU discovery */
@@ -1211,6 +1851,11 @@ static int sv_body(char *hostname, int s, unsigned char *context)
                test=BIO_new(BIO_f_nbio_test());
                sbio=BIO_push(test,sbio);
                }
+#ifndef OPENSSL_NO_JPAKE
+       if(jpake_secret)
+               jpake_server_auth(bio_s_out, sbio, jpake_secret);
+#endif
+
        SSL_set_bio(con,sbio,sbio);
        SSL_set_accept_state(con);
        /* SSL_set_fd(con,s); */
@@ -1219,13 +1864,20 @@ static int sv_body(char *hostname, int s, unsigned char *context)
                {
                con->debug=1;
                BIO_set_callback(SSL_get_rbio(con),bio_dump_callback);
-               BIO_set_callback_arg(SSL_get_rbio(con),bio_s_out);
+               BIO_set_callback_arg(SSL_get_rbio(con),(char *)bio_s_out);
                }
        if (s_msg)
                {
                SSL_set_msg_callback(con, msg_cb);
                SSL_set_msg_callback_arg(con, bio_s_out);
                }
+#ifndef OPENSSL_NO_TLSEXT
+       if (s_tlsextdebug)
+               {
+               SSL_set_tlsext_debug_callback(con, tlsext_cb);
+               SSL_set_tlsext_debug_arg(con, bio_s_out);
+               }
+#endif
 
        width=s+1;
        for (;;)
@@ -1239,10 +1891,10 @@ static int sv_body(char *hostname, int s, unsigned char *context)
                if (!read_from_sslcon)
                        {
                        FD_ZERO(&readfds);
-#if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE)
-                       FD_SET(fileno(stdin),&readfds);
+#if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined(OPENSSL_SYS_BEOS_R5)
+                       openssl_fdset(fileno(stdin),&readfds);
 #endif
-                       FD_SET(s,&readfds);
+                       openssl_fdset(s,&readfds);
                        /* Note: under VMS with SOCKETSHR the second parameter is
                         * currently of type (int *) whereas under other systems
                         * it is (void *) if you don't have a cast it will choke
@@ -1261,8 +1913,31 @@ static int sv_body(char *hostname, int s, unsigned char *context)
                        if((i < 0) || (!i && !_kbhit() ) )continue;
                        if(_kbhit())
                                read_from_terminal = 1;
+#elif defined(OPENSSL_SYS_BEOS_R5)
+                       /* Under BeOS-R5 the situation is similar to DOS */
+                       tv.tv_sec = 1;
+                       tv.tv_usec = 0;
+                       (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
+                       i=select(width,(void *)&readfds,NULL,NULL,&tv);
+                       if ((i < 0) || (!i && read(fileno(stdin), buf, 0) < 0))
+                               continue;
+                       if (read(fileno(stdin), buf, 0) >= 0)
+                               read_from_terminal = 1;
+                       (void)fcntl(fileno(stdin), F_SETFL, 0);
 #else
-                       i=select(width,(void *)&readfds,NULL,NULL,NULL);
+                       if ((SSL_version(con) == DTLS1_VERSION) &&
+                               DTLSv1_get_timeout(con, &timeout))
+                               timeoutp = &timeout;
+                       else
+                               timeoutp = NULL;
+
+                       i=select(width,(void *)&readfds,NULL,NULL,timeoutp);
+
+                       if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
+                               {
+                               BIO_printf(bio_err,"TIMEOUT occured\n");
+                               }
+
                        if (i <= 0) continue;
                        if (FD_ISSET(fileno(stdin),&readfds))
                                read_from_terminal = 1;
@@ -1315,6 +1990,7 @@ static int sv_body(char *hostname, int s, unsigned char *context)
                                        ret= -11;*/
                                        goto err;
                                        }
+
                                if ((buf[0] == 'r') && 
                                        ((buf[1] == '\n') || (buf[1] == '\r')))
                                        {
@@ -1435,13 +2111,16 @@ again:
                        }
                }
 err:
-       BIO_printf(bio_s_out,"shutting down SSL\n");
+       if (con != NULL)
+               {
+               BIO_printf(bio_s_out,"shutting down SSL\n");
 #if 1
-       SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
+               SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
 #else
-       SSL_shutdown(con);
+               SSL_shutdown(con);
 #endif
-       if (con != NULL) SSL_free(con);
+               SSL_free(con);
+               }
        BIO_printf(bio_s_out,"CONNECTION CLOSED\n");
        if (buf != NULL)
                {
@@ -1564,7 +2243,7 @@ static int www_body(char *hostname, int s, unsigned char *context)
        int ret=1;
        int i,j,k,blank,dot;
        SSL *con;
-       SSL_CIPHER *c;
+       const SSL_CIPHER *c;
        BIO *io,*ssl_bio,*sbio;
        long total_bytes;
 
@@ -1590,6 +2269,13 @@ static int www_body(char *hostname, int s, unsigned char *context)
        if (!BIO_set_write_buffer_size(io,bufsize)) goto err;
 
        if ((con=SSL_new(ctx)) == NULL) goto err;
+#ifndef OPENSSL_NO_TLSEXT
+               if (s_tlsextdebug)
+                       {
+                       SSL_set_tlsext_debug_callback(con, tlsext_cb);
+                       SSL_set_tlsext_debug_arg(con, bio_s_out);
+                       }
+#endif
 #ifndef OPENSSL_NO_KRB5
        if ((con->kssl_ctx = kssl_ctx_new()) != NULL)
                {
@@ -1622,7 +2308,7 @@ static int www_body(char *hostname, int s, unsigned char *context)
                {
                con->debug=1;
                BIO_set_callback(SSL_get_rbio(con),bio_dump_callback);
-               BIO_set_callback_arg(SSL_get_rbio(con),bio_s_out);
+               BIO_set_callback_arg(SSL_get_rbio(con),(char *)bio_s_out);
                }
        if (s_msg)
                {