X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=apps%2Fs_server.c;h=afc27e15c962001444e486706754decf98278e3a;hp=e39a8f7f1a65c25731b0bfcced3eb17c89ba6771;hb=b29228836aacf1280b6eda9c8faec06489143e43;hpb=54a656ef081f72a740c550ebd8099b40b8b5cde0

diff --git a/apps/s_server.c b/apps/s_server.c
index e39a8f7f1a..afc27e15c9 100644
--- a/apps/s_server.c
+++ b/apps/s_server.c
@@ -114,17 +114,27 @@
  * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
  */
 
+/* Until the key-gen callbacks are modified to use newer prototypes, we allow
+ * deprecated functions for openssl-internal code */
+#ifdef OPENSSL_NO_DEPRECATED
+#undef OPENSSL_NO_DEPRECATED
+#endif
+
 #include <assert.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <sys/types.h>
+
 #include <sys/stat.h>
 #include <openssl/e_os2.h>
 #ifdef OPENSSL_NO_STDIO
 #define APPS_WIN16
 #endif
 
+#if !defined(OPENSSL_SYS_NETWARE)  /* conflicts with winsock2 stuff on netware */
+#include <sys/types.h>
+#endif
+
 /* With IPv6, it looks like Digital has mixed up the proper order of
    recursive header file inclusion, resulting in the compiler complaining
    that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which
@@ -144,9 +154,14 @@ typedef unsigned int u_int;
 #include <openssl/ssl.h>
 #include <openssl/rand.h>
 #include "s_apps.h"
+#include "timeouts.h"
 
-#ifdef OPENSSL_SYS_WINDOWS
-#include <conio.h>
+#ifdef OPENSSL_SYS_WINCE
+/* Windows CE incorrectly defines fileno as returning void*, so to avoid problems below... */
+#ifdef fileno
+#undef fileno
+#endif
+#define fileno(a) (int)_fileno(a)
 #endif
 
 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
@@ -166,7 +181,7 @@ static void print_stats(BIO *bp,SSL_CTX *ctx);
 static int generate_session_id(const SSL *ssl, unsigned char *id,
 				unsigned int *id_len);
 #ifndef OPENSSL_NO_DH
-static DH *load_dh_param(char *dhfile);
+static DH *load_dh_param(const char *dhfile);
 static DH *get_dh512(void);
 #endif
 
@@ -225,7 +240,7 @@ extern int verify_depth;
 static char *cipher=NULL;
 static int s_server_verify=SSL_VERIFY_NONE;
 static int s_server_session_id_context = 1; /* anything will do */
-static char *s_cert_file=TEST_CERT,*s_key_file=NULL;
+static const char *s_cert_file=TEST_CERT,*s_key_file=NULL;
 static char *s_dcert_file=NULL,*s_dkey_file=NULL;
 #ifdef FIONBIO
 static int s_nbio=0;
@@ -241,9 +256,19 @@ static int s_msg=0;
 static int s_quiet=0;
 
 static int hack=0;
+#ifndef OPENSSL_NO_ENGINE
 static char *engine_id=NULL;
+#endif
 static const char *session_id_prefix=NULL;
 
+static int enable_timeouts = 0;
+#ifdef mtu
+#undef mtu
+#endif
+static long mtu;
+static int cert_chain = 0;
+
+
 #ifdef MONOLITH
 static void s_server_init(void)
 	{
@@ -266,7 +291,9 @@ static void s_server_init(void)
 	s_msg=0;
 	s_quiet=0;
 	hack=0;
+#ifndef OPENSSL_NO_ENGINE
 	engine_id=NULL;
+#endif
 	}
 #endif
 
@@ -278,12 +305,18 @@ static void sv_usage(void)
 	BIO_printf(bio_err," -context arg  - set session ID context\n");
 	BIO_printf(bio_err," -verify arg   - turn on peer certificate verification\n");
 	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, PEM format assumed\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," -key arg      - Private Key file to use, PEM format assumed, in cert file if\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);
+	BIO_printf(bio_err," -keyform arg  - key format (PEM, DER or ENGINE) PEM default\n");
+	BIO_printf(bio_err," -pass arg     - private key file pass phrase source\n");
 	BIO_printf(bio_err," -dcert arg    - second certificate file to use (usually for DSA)\n");
+	BIO_printf(bio_err," -dcertform x  - second certificate format (PEM or DER) PEM default\n");
 	BIO_printf(bio_err," -dkey arg     - second private key file to use (usually for DSA)\n");
+	BIO_printf(bio_err," -dkeyform arg - second key format (PEM, DER or ENGINE) PEM default\n");
+	BIO_printf(bio_err," -dpass arg    - second private key file pass phrase source\n");
 	BIO_printf(bio_err," -dhparam arg  - DH parameter file to use, in cert file if not specified\n");
 	BIO_printf(bio_err,"                 or a default set of parameters is used\n");
 #ifndef OPENSSL_NO_ECDH
@@ -309,6 +342,10 @@ static void sv_usage(void)
 	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," -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");
 	BIO_printf(bio_err," -no_tls1      - Just disable TLSv1\n");
@@ -323,7 +360,9 @@ static void sv_usage(void)
 	BIO_printf(bio_err," -WWW          - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n");
 	BIO_printf(bio_err," -HTTP         - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n");
         BIO_printf(bio_err,"                 with the assumption it contains a complete HTTP response.\n");
+#ifndef OPENSSL_NO_ENGINE
 	BIO_printf(bio_err," -engine id    - Initialise and use the specified engine\n");
+#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);
 	}
@@ -489,7 +528,7 @@ int MAIN(int argc, char *argv[])
 	int vflags = 0;
 	short port=PORT;
 	char *CApath=NULL,*CAfile=NULL;
-	char *context = NULL;
+	unsigned char *context = NULL;
 	char *dhfile = NULL;
 	char *named_curve = NULL;
 	int badop=0,bugs=0;
@@ -498,8 +537,20 @@ int MAIN(int argc, char *argv[])
 	int no_tmp_rsa=0,no_dhe=0,no_ecdhe=0,nocert=0;
 	int state=0;
 	SSL_METHOD *meth=NULL;
+#ifdef sock_type
+#undef sock_type
+#endif
+    int sock_type=SOCK_STREAM;
+#ifndef OPENSSL_NO_ENGINE
 	ENGINE *e=NULL;
+#endif
 	char *inrand=NULL;
+	int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM;
+	char *passarg = NULL, *pass = NULL;
+	char *dpassarg = NULL, *dpass = NULL;
+	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;
 
 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
 	meth=SSLv23_server_method();
@@ -559,18 +610,33 @@ int MAIN(int argc, char *argv[])
 		else if	(strcmp(*argv,"-context") == 0)
 			{
 			if (--argc < 1) goto bad;
-			context= *(++argv);
+			context= (unsigned char *)*(++argv);
 			}
 		else if	(strcmp(*argv,"-cert") == 0)
 			{
 			if (--argc < 1) goto bad;
 			s_cert_file= *(++argv);
 			}
+		else if	(strcmp(*argv,"-certform") == 0)
+			{
+			if (--argc < 1) goto bad;
+			s_cert_format = str2fmt(*(++argv));
+			}
 		else if	(strcmp(*argv,"-key") == 0)
 			{
 			if (--argc < 1) goto bad;
 			s_key_file= *(++argv);
 			}
+		else if	(strcmp(*argv,"-keyform") == 0)
+			{
+			if (--argc < 1) goto bad;
+			s_key_format = str2fmt(*(++argv));
+			}
+		else if	(strcmp(*argv,"-pass") == 0)
+			{
+			if (--argc < 1) goto bad;
+			passarg = *(++argv);
+			}
 		else if	(strcmp(*argv,"-dhparam") == 0)
 			{
 			if (--argc < 1) goto bad;
@@ -583,11 +649,26 @@ int MAIN(int argc, char *argv[])
 			named_curve = *(++argv);
 			}
 #endif
+		else if	(strcmp(*argv,"-dcertform") == 0)
+			{
+			if (--argc < 1) goto bad;
+			s_dcert_format = str2fmt(*(++argv));
+			}
 		else if	(strcmp(*argv,"-dcert") == 0)
 			{
 			if (--argc < 1) goto bad;
 			s_dcert_file= *(++argv);
 			}
+		else if	(strcmp(*argv,"-dkeyform") == 0)
+			{
+			if (--argc < 1) goto bad;
+			s_dkey_format = str2fmt(*(++argv));
+			}
+		else if	(strcmp(*argv,"-dpass") == 0)
+			{
+			if (--argc < 1) goto bad;
+			dpassarg = *(++argv);
+			}
 		else if	(strcmp(*argv,"-dkey") == 0)
 			{
 			if (--argc < 1) goto bad;
@@ -676,17 +757,35 @@ int MAIN(int argc, char *argv[])
 #ifndef OPENSSL_NO_TLS1
 		else if	(strcmp(*argv,"-tls1") == 0)
 			{ meth=TLSv1_server_method(); }
+#endif
+#ifndef OPENSSL_NO_DTLS1
+		else if	(strcmp(*argv,"-dtls1") == 0)
+			{ 
+			meth=DTLSv1_server_method();
+			sock_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));
+			}
+		else if (strcmp(*argv, "-chain") == 0)
+			cert_chain = 1;
 #endif
 		else if (strcmp(*argv, "-id_prefix") == 0)
 			{
 			if (--argc < 1) goto bad;
 			session_id_prefix = *(++argv);
 			}
+#ifndef OPENSSL_NO_ENGINE
 		else if (strcmp(*argv,"-engine") == 0)
 			{
 			if (--argc < 1) goto bad;
 			engine_id= *(++argv);
 			}
+#endif
 		else if (strcmp(*argv,"-rand") == 0)
 			{
 			if (--argc < 1) goto bad;
@@ -711,7 +810,62 @@ bad:
 	SSL_load_error_strings();
 	OpenSSL_add_ssl_algorithms();
 
+#ifndef OPENSSL_NO_ENGINE
         e = setup_engine(bio_err, engine_id, 1);
+#endif
+
+	if (!app_passwd(bio_err, passarg, dpassarg, &pass, &dpass))
+		{
+		BIO_printf(bio_err, "Error getting password\n");
+		goto end;
+		}
+
+
+	if (s_key_file == NULL)
+		s_key_file = s_cert_file;
+
+	s_key = load_key(bio_err, s_key_file, s_key_format, 0, pass, e,
+		       "server certificate private key file");
+	if (!s_key)
+		{
+		ERR_print_errors(bio_err);
+		goto end;
+		}
+
+	s_cert = load_cert(bio_err,s_cert_file,s_cert_format,
+			NULL, e, "server certificate file");
+
+	if (!s_cert)
+		{
+		ERR_print_errors(bio_err);
+		goto end;
+		}
+
+	if (s_dcert_file)
+		{
+
+		if (s_dkey_file == NULL)
+			s_dkey_file = s_dcert_file;
+
+		s_dkey = load_key(bio_err, s_dkey_file, s_dkey_format,
+				0, dpass, e,
+			       "second certificate private key file");
+		if (!s_dkey)
+			{
+			ERR_print_errors(bio_err);
+			goto end;
+			}
+
+		s_dcert = load_cert(bio_err,s_dcert_file,s_dcert_format,
+				NULL, e, "second server certificate file");
+
+		if (!s_dcert)
+			{
+			ERR_print_errors(bio_err);
+			goto end;
+			}
+
+		}
 
 	if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
 		&& !RAND_status())
@@ -771,6 +925,10 @@ bad:
 	if (bugs) SSL_CTX_set_options(ctx,SSL_OP_ALL);
 	if (hack) SSL_CTX_set_options(ctx,SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG);
 	SSL_CTX_set_options(ctx,off);
+	/* 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 (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
 
@@ -829,13 +987,6 @@ bad:
 		{
 		EC_KEY *ecdh=NULL;
 
-		ecdh = EC_KEY_new();
-		if (ecdh == NULL)
-			{
-			BIO_printf(bio_err,"Could not create ECDH struct.\n");
-			goto end;
-			}
-
 		if (named_curve)
 			{
 			int nid = OBJ_sn2nid(named_curve);
@@ -846,9 +997,8 @@ bad:
 					named_curve);
 				goto end;
 				}
-
-			ecdh->group = EC_GROUP_new_by_nid(nid);
-			if (ecdh->group == NULL)
+			ecdh = EC_KEY_new_by_curve_name(nid);
+			if (ecdh == NULL)
 				{
 				BIO_printf(bio_err, "unable to create curve (%s)\n", 
 					named_curve);
@@ -856,15 +1006,15 @@ bad:
 				}
 			}
 
-		if (ecdh->group != NULL)
+		if (ecdh != NULL)
 			{
 			BIO_printf(bio_s_out,"Setting temp ECDH parameters\n");
 			}
 		else
 			{
 			BIO_printf(bio_s_out,"Using default temp ECDH parameters\n");
-			ecdh->group=EC_GROUP_new_by_nid(NID_sect163r2);
-			if (ecdh->group == NULL) 
+			ecdh = EC_KEY_new_by_curve_name(NID_sect163r2);
+			if (ecdh == NULL) 
 				{
 				BIO_printf(bio_err, "unable to create curve (sect163r2)\n");
 				goto end;
@@ -877,11 +1027,11 @@ bad:
 		}
 #endif
 	
-	if (!set_cert_stuff(ctx,s_cert_file,s_key_file))
+	if (!set_cert_key_stuff(ctx,s_cert,s_key))
 		goto end;
-	if (s_dcert_file != NULL)
+	if (s_dcert != NULL)
 		{
-		if (!set_cert_stuff(ctx,s_dcert_file,s_dkey_file))
+		if (!set_cert_key_stuff(ctx,s_dcert,s_dkey))
 			goto end;
 		}
 
@@ -925,43 +1075,55 @@ bad:
 
 	BIO_printf(bio_s_out,"ACCEPT\n");
 	if (www)
-		do_server(port,&accept_socket,www_body, context);
+		do_server(port,sock_type,&accept_socket,www_body, context);
 	else
-		do_server(port,&accept_socket,sv_body, context);
+		do_server(port,sock_type,&accept_socket,sv_body, context);
 	print_stats(bio_s_out,ctx);
 	ret=0;
 end:
 	if (ctx != NULL) SSL_CTX_free(ctx);
+	if (s_cert)
+		X509_free(s_cert);
+	if (s_dcert)
+		X509_free(s_dcert);
+	if (s_key)
+		EVP_PKEY_free(s_key);
+	if (s_dkey)
+		EVP_PKEY_free(s_dkey);
+	if (pass)
+		OPENSSL_free(pass);
+	if (dpass)
+		OPENSSL_free(dpass);
 	if (bio_s_out != NULL)
 		{
-		BIO_free(bio_s_out);
+        BIO_free(bio_s_out);
 		bio_s_out=NULL;
 		}
 	apps_shutdown();
-	EXIT(ret);
+	OPENSSL_EXIT(ret);
 	}
 
 static void print_stats(BIO *bio, SSL_CTX *ssl_ctx)
 	{
 	BIO_printf(bio,"%4ld items in the session cache\n",
 		SSL_CTX_sess_number(ssl_ctx));
-	BIO_printf(bio,"%4d client connects (SSL_connect())\n",
+	BIO_printf(bio,"%4ld client connects (SSL_connect())\n",
 		SSL_CTX_sess_connect(ssl_ctx));
-	BIO_printf(bio,"%4d client renegotiates (SSL_connect())\n",
+	BIO_printf(bio,"%4ld client renegotiates (SSL_connect())\n",
 		SSL_CTX_sess_connect_renegotiate(ssl_ctx));
-	BIO_printf(bio,"%4d client connects that finished\n",
+	BIO_printf(bio,"%4ld client connects that finished\n",
 		SSL_CTX_sess_connect_good(ssl_ctx));
-	BIO_printf(bio,"%4d server accepts (SSL_accept())\n",
+	BIO_printf(bio,"%4ld server accepts (SSL_accept())\n",
 		SSL_CTX_sess_accept(ssl_ctx));
-	BIO_printf(bio,"%4d server renegotiates (SSL_accept())\n",
+	BIO_printf(bio,"%4ld server renegotiates (SSL_accept())\n",
 		SSL_CTX_sess_accept_renegotiate(ssl_ctx));
-	BIO_printf(bio,"%4d server accepts that finished\n",
+	BIO_printf(bio,"%4ld server accepts that finished\n",
 		SSL_CTX_sess_accept_good(ssl_ctx));
-	BIO_printf(bio,"%4d session cache hits\n",SSL_CTX_sess_hits(ssl_ctx));
-	BIO_printf(bio,"%4d session cache misses\n",SSL_CTX_sess_misses(ssl_ctx));
-	BIO_printf(bio,"%4d session cache timeouts\n",SSL_CTX_sess_timeouts(ssl_ctx));
-	BIO_printf(bio,"%4d callback cache hits\n",SSL_CTX_sess_cb_hits(ssl_ctx));
-	BIO_printf(bio,"%4d cache full overflows (%d allowed)\n",
+	BIO_printf(bio,"%4ld session cache hits\n",SSL_CTX_sess_hits(ssl_ctx));
+	BIO_printf(bio,"%4ld session cache misses\n",SSL_CTX_sess_misses(ssl_ctx));
+	BIO_printf(bio,"%4ld session cache timeouts\n",SSL_CTX_sess_timeouts(ssl_ctx));
+	BIO_printf(bio,"%4ld callback cache hits\n",SSL_CTX_sess_cb_hits(ssl_ctx));
+	BIO_printf(bio,"%4ld cache full overflows (%ld allowed)\n",
 		SSL_CTX_sess_cache_full(ssl_ctx),
 		SSL_CTX_sess_get_cache_size(ssl_ctx));
 	}
@@ -975,7 +1137,7 @@ static int sv_body(char *hostname, int s, unsigned char *context)
 	unsigned long l;
 	SSL *con=NULL;
 	BIO *sbio;
-#ifdef OPENSSL_SYS_WINDOWS
+#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
 	struct timeval tv;
 #endif
 
@@ -1013,7 +1175,39 @@ static int sv_body(char *hostname, int s, unsigned char *context)
 	}
 	SSL_clear(con);
 
-	sbio=BIO_new_socket(s,BIO_NOCLOSE);
+	if (SSL_version(con) == DTLS1_VERSION)
+		{
+		struct timeval timeout;
+
+		sbio=BIO_new_dgram(s,BIO_NOCLOSE);
+
+		if ( enable_timeouts)
+			{
+			timeout.tv_sec = 0;
+			timeout.tv_usec = DGRAM_RCV_TIMEOUT;
+			BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
+			
+			timeout.tv_sec = 0;
+			timeout.tv_usec = DGRAM_SND_TIMEOUT;
+			BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
+			}
+
+		
+		if ( mtu > 0)
+			{
+			SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
+			SSL_set_mtu(con, mtu);
+			}
+		else
+			/* want to do MTU discovery */
+			BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
+
+        /* turn on cookie exchange */
+        SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE);
+		}
+	else
+		sbio=BIO_new_socket(s,BIO_NOCLOSE);
+
 	if (s_nbio_test)
 		{
 		BIO *test;
@@ -1028,7 +1222,7 @@ static int sv_body(char *hostname, int s, unsigned char *context)
 	if (s_debug)
 		{
 		con->debug=1;
-		BIO_set_callback(SSL_get_rbio(con),bio_dump_cb);
+		BIO_set_callback(SSL_get_rbio(con),bio_dump_callback);
 		BIO_set_callback_arg(SSL_get_rbio(con),bio_s_out);
 		}
 	if (s_msg)
@@ -1049,7 +1243,7 @@ static int sv_body(char *hostname, int s, unsigned char *context)
 		if (!read_from_sslcon)
 			{
 			FD_ZERO(&readfds);
-#ifndef OPENSSL_SYS_WINDOWS
+#if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE)
 			FD_SET(fileno(stdin),&readfds);
 #endif
 			FD_SET(s,&readfds);
@@ -1059,8 +1253,8 @@ static int sv_body(char *hostname, int s, unsigned char *context)
 			 * the compiler: if you do have a cast then you can either
 			 * go for (int *) or (void *).
 			 */
-#ifdef OPENSSL_SYS_WINDOWS
-			/* Under Windows we can't select on stdin: only
+#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
+                        /* Under DOS (non-djgpp) and Windows we can't select on stdin: only
 			 * on sockets. As a workaround we timeout the select every
 			 * second and check for any keypress. In a proper Windows
 			 * application we wouldn't do this because it is inefficient.
@@ -1119,7 +1313,8 @@ static int sv_body(char *hostname, int s, unsigned char *context)
 				if ((i <= 0) || (buf[0] == 'q'))
 					{
 					BIO_printf(bio_s_out,"DONE\n");
-					SHUTDOWN(s);
+					if (SSL_version(con) != DTLS1_VERSION)
+                        SHUTDOWN(s);
 	/*				close_accept_socket();
 					ret= -11;*/
 					goto err;
@@ -1148,7 +1343,7 @@ static int sv_body(char *hostname, int s, unsigned char *context)
 					}
 				if (buf[0] == 'P')
 					{
-					static char *str="Lets print some clear text\n";
+					static const char *str="Lets print some clear text\n";
 					BIO_write(SSL_get_wbio(con),str,strlen(str));
 					}
 				if (buf[0] == 'S')
@@ -1254,7 +1449,7 @@ err:
 	BIO_printf(bio_s_out,"CONNECTION CLOSED\n");
 	if (buf != NULL)
 		{
-		memset(buf,0,bufsize);
+		OPENSSL_cleanse(buf,bufsize);
 		OPENSSL_free(buf);
 		}
 	if (ret >= 0)
@@ -1321,12 +1516,18 @@ static int init_ssl_connection(SSL *con)
 	if (SSL_ctrl(con,SSL_CTRL_GET_FLAGS,0,NULL) &
 		TLS1_FLAGS_TLS_PADDING_BUG)
 		BIO_printf(bio_s_out,"Peer has incorrect TLSv1 block padding\n");
-
+#ifndef OPENSSL_NO_KRB5
+	if (con->kssl_ctx->client_princ != NULL)
+		{
+		BIO_printf(bio_s_out,"Kerberos peer principal is %s\n",
+			con->kssl_ctx->client_princ);
+		}
+#endif /* OPENSSL_NO_KRB5 */
 	return(1);
 	}
 
 #ifndef OPENSSL_NO_DH
-static DH *load_dh_param(char *dhfile)
+static DH *load_dh_param(const char *dhfile)
 	{
 	DH *ret=NULL;
 	BIO *bio;
@@ -1425,7 +1626,7 @@ static int www_body(char *hostname, int s, unsigned char *context)
 	if (s_debug)
 		{
 		con->debug=1;
-		BIO_set_callback(SSL_get_rbio(con),bio_dump_cb);
+		BIO_set_callback(SSL_get_rbio(con),bio_dump_callback);
 		BIO_set_callback_arg(SSL_get_rbio(con),bio_s_out);
 		}
 	if (s_msg)
@@ -1473,7 +1674,9 @@ static int www_body(char *hostname, int s, unsigned char *context)
 			else
 				{
 				BIO_printf(bio_s_out,"read R BLOCK\n");
-#ifndef OPENSSL_SYS_MSDOS
+#if defined(OPENSSL_SYS_NETWARE)
+            delay(1000);
+#elif !defined(OPENSSL_SYS_MSDOS) && !defined(__DJGPP__)
 				sleep(1);
 #endif
 				continue;
@@ -1492,7 +1695,7 @@ static int www_body(char *hostname, int s, unsigned char *context)
 			char *p;
 			X509 *peer;
 			STACK_OF(SSL_CIPHER) *sk;
-			static char *space="                          ";
+			static const char *space="                          ";
 
 			BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
 			BIO_puts(io,"<HTML><BODY BGCOLOR=\"#ffffff\">\n");
@@ -1572,7 +1775,7 @@ static int www_body(char *hostname, int s, unsigned char *context)
 			{
 			BIO *file;
 			char *p,*e;
-			static char *text="HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
+			static const char *text="HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
 
 			/* skip the '/' */
 			p= &(buf[5]);
@@ -1748,21 +1951,30 @@ err:
 #ifndef OPENSSL_NO_RSA
 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength)
 	{
+	BIGNUM *bn = NULL;
 	static RSA *rsa_tmp=NULL;
 
-	if (rsa_tmp == NULL)
+	if (!rsa_tmp && ((bn = BN_new()) == NULL))
+		BIO_printf(bio_err,"Allocation error in generating RSA key\n");
+	if (!rsa_tmp && bn)
 		{
 		if (!s_quiet)
 			{
 			BIO_printf(bio_err,"Generating temp (%d bit) RSA key...",keylength);
 			(void)BIO_flush(bio_err);
 			}
-		rsa_tmp=RSA_generate_key(keylength,RSA_F4,NULL,NULL);
+		if(!BN_set_word(bn, RSA_F4) || ((rsa_tmp = RSA_new()) == NULL) ||
+				!RSA_generate_key_ex(rsa_tmp, keylength, bn, NULL))
+			{
+			if(rsa_tmp) RSA_free(rsa_tmp);
+			rsa_tmp = NULL;
+			}
 		if (!s_quiet)
 			{
 			BIO_printf(bio_err,"\n");
 			(void)BIO_flush(bio_err);
 			}
+		BN_free(bn);
 		}
 	return(rsa_tmp);
 	}