X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=apps%2Fs_client.c;h=484d009987b6690291d844f7fb1b5e317fff2cb0;hb=36778eb231fb7c0fba2925a370a60271475a0e95;hp=edeeb8ef2cf89bef2387635da7a51a3b7ec317e6;hpb=d5bbead4491a731231b9a397b21ae3982745d9f6;p=oweals%2Fopenssl.git

diff --git a/apps/s_client.c b/apps/s_client.c
index edeeb8ef2c..484d009987 100644
--- a/apps/s_client.c
+++ b/apps/s_client.c
@@ -215,7 +215,7 @@ static int c_ign_eof=0;
 #ifndef OPENSSL_NO_PSK
 /* Default PSK identity and key */
 static char *psk_identity="Client_identity";
-static char *psk_key=NULL; /* by default PSK is not used */
+/*char *psk_key=NULL;  by default PSK is not used */
 
 static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
 	unsigned int max_identity_len, unsigned char *psk,
@@ -237,7 +237,7 @@ static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
 		BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
 
 	/* lookup PSK identity and PSK key based on the given identity hint here */
-	ret = BIO_snprintf(identity, max_identity_len, psk_identity);
+	ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity);
 	if (ret < 0 || (unsigned int)ret > max_identity_len)
 		goto out_err;
 	if (c_debug)
@@ -308,16 +308,21 @@ static void sc_usage(void)
 	BIO_printf(bio_err," -crlf         - convert LF from terminal into CRLF\n");
 	BIO_printf(bio_err," -quiet        - no s_client output\n");
 	BIO_printf(bio_err," -ign_eof      - ignore input eof (default when -quiet)\n");
+	BIO_printf(bio_err," -no_ign_eof   - don't ignore input eof\n");
 #ifndef OPENSSL_NO_PSK
 	BIO_printf(bio_err," -psk_identity arg - PSK identity\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 use SSLv2\n");
 	BIO_printf(bio_err," -ssl3         - just use SSLv3\n");
+	BIO_printf(bio_err," -tls1_1       - just use TLSv1.1\n");
 	BIO_printf(bio_err," -tls1         - just use TLSv1\n");
 	BIO_printf(bio_err," -dtls1        - just use DTLSv1\n");    
-	BIO_printf(bio_err," -mtu          - set the MTU\n");
-	BIO_printf(bio_err," -no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
+	BIO_printf(bio_err," -mtu          - set the link layer MTU\n");
+	BIO_printf(bio_err," -no_tls1_1/-no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
 	BIO_printf(bio_err," -bugs         - Switch on all SSL implementation bug workarounds\n");
 	BIO_printf(bio_err," -serverpref   - Use server's cipher preferences (only SSLv2)\n");
 	BIO_printf(bio_err," -cipher       - preferred cipher to use, use the 'openssl ciphers'\n");
@@ -339,6 +344,7 @@ static void sc_usage(void)
 	BIO_printf(bio_err," -status           - request certificate status from server\n");
 	BIO_printf(bio_err," -no_ticket        - disable use of RFC4507bis session tickets\n");
 #endif
+	BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
 	}
 
 #ifndef OPENSSL_NO_TLSEXT
@@ -370,16 +376,15 @@ enum
 	PROTO_POP3,
 	PROTO_IMAP,
 	PROTO_FTP,
-	PROTO_XMPP,
+	PROTO_XMPP
 };
 
 int MAIN(int, char **);
 
 int MAIN(int argc, char **argv)
 	{
-	int off=0;
+	unsigned int off=0, clr=0;
 	SSL *con=NULL;
-	X509_STORE *store = NULL;
 	int s,k,width,state=0;
 	char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL;
 	int cbuf_len,cbuf_off;
@@ -400,24 +405,27 @@ int MAIN(int argc, char **argv)
 	SSL_CTX *ctx=NULL;
 	int ret=1,in_init=1,i,nbio_test=0;
 	int starttls_proto = PROTO_OFF;
-	int prexit = 0, vflags = 0;
+	int prexit = 0;
+	X509_VERIFY_PARAM *vpm = NULL;
+	int badarg = 0;
 	const SSL_METHOD *meth=NULL;
 	int socket_type=SOCK_STREAM;
 	BIO *sbio;
 	char *inrand=NULL;
 	int mbuf_len=0;
+	struct timeval timeout, *timeoutp;
 #ifndef OPENSSL_NO_ENGINE
 	char *engine_id=NULL;
 	char *ssl_client_engine_id=NULL;
-	ENGINE *e=NULL, *ssl_client_engine=NULL;
+	ENGINE *ssl_client_engine=NULL;
 #endif
+	ENGINE *e=NULL;
 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
 	struct timeval tv;
 #if defined(OPENSSL_SYS_BEOS_R5)
 	int stdin_set = 0;
 #endif
 #endif
-
 #ifndef OPENSSL_NO_TLSEXT
 	char *servername = NULL; 
         tlsextctx tlsextcbp = 
@@ -429,6 +437,9 @@ int MAIN(int argc, char **argv)
 	int peerlen = sizeof(peer);
 	int enable_timeouts = 0 ;
 	long socket_mtu = 0;
+#ifndef OPENSSL_NO_JPAKE
+	char *jpake_secret = NULL;
+#endif
 
 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
 	meth=SSLv23_client_method();
@@ -514,10 +525,12 @@ int MAIN(int argc, char **argv)
 			if (--argc < 1) goto bad;
 			cert_format = str2fmt(*(++argv));
 			}
-		else if	(strcmp(*argv,"-crl_check") == 0)
-			vflags |= X509_V_FLAG_CRL_CHECK;
-		else if	(strcmp(*argv,"-crl_check_all") == 0)
-			vflags |= X509_V_FLAG_CRL_CHECK|X509_V_FLAG_CRL_CHECK_ALL;
+		else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
+			{
+			if (badarg)
+				goto bad;
+			continue;
+			}
 		else if (strcmp(*argv,"-verify_return_error") == 0)
 			verify_return_error = 1;
 		else if	(strcmp(*argv,"-prexit") == 0)
@@ -531,6 +544,8 @@ int MAIN(int argc, char **argv)
 			}
 		else if	(strcmp(*argv,"-ign_eof") == 0)
 			c_ign_eof=1;
+		else if	(strcmp(*argv,"-no_ign_eof") == 0)
+			c_ign_eof=0;
 		else if	(strcmp(*argv,"-pause") == 0)
 			c_Pause=1;
 		else if	(strcmp(*argv,"-debug") == 0)
@@ -583,6 +598,8 @@ int MAIN(int argc, char **argv)
 			meth=SSLv3_client_method();
 #endif
 #ifndef OPENSSL_NO_TLS1
+		else if	(strcmp(*argv,"-tls1_1") == 0)
+			meth=TLSv1_1_client_method();
 		else if	(strcmp(*argv,"-tls1") == 0)
 			meth=TLSv1_client_method();
 #endif
@@ -631,6 +648,8 @@ int MAIN(int argc, char **argv)
 			if (--argc < 1) goto bad;
 			CAfile= *(++argv);
 			}
+		else if (strcmp(*argv,"-no_tls1_1") == 0)
+			off|=SSL_OP_NO_TLSv1_1;
 		else if (strcmp(*argv,"-no_tls1") == 0)
 			off|=SSL_OP_NO_TLSv1;
 		else if (strcmp(*argv,"-no_ssl3") == 0)
@@ -645,6 +664,12 @@ int MAIN(int argc, char **argv)
 #endif
 		else if (strcmp(*argv,"-serverpref") == 0)
 			off|=SSL_OP_CIPHER_SERVER_PREFERENCE;
+		else if (strcmp(*argv,"-legacy_renegotiation") == 0)
+			off|=SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION;
+		else if	(strcmp(*argv,"-legacy_server_connect") == 0)
+			{ off|=SSL_OP_LEGACY_SERVER_CONNECT; }
+		else if	(strcmp(*argv,"-no_legacy_server_connect") == 0)
+			{ clr|=SSL_OP_LEGACY_SERVER_CONNECT; }
 		else if	(strcmp(*argv,"-cipher") == 0)
 			{
 			if (--argc < 1) goto bad;
@@ -695,6 +720,13 @@ int MAIN(int argc, char **argv)
 			servername= *(++argv);
 			/* meth=TLSv1_client_method(); */
 			}
+#endif
+#ifndef OPENSSL_NO_JPAKE
+		else if (strcmp(*argv,"-jpake") == 0)
+			{
+			if (--argc < 1) goto bad;
+			jpake_secret = *++argv;
+			}
 #endif
 		else
 			{
@@ -712,6 +744,26 @@ 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
+
 	OpenSSL_add_ssl_algorithms();
 	SSL_load_error_strings();
 
@@ -795,6 +847,9 @@ bad:
 		goto end;
 		}
 
+	if (vpm)
+		SSL_CTX_set1_param(ctx, vpm);
+
 #ifndef OPENSSL_NO_ENGINE
 	if (ssl_client_engine)
 		{
@@ -810,10 +865,14 @@ bad:
 #endif
 
 #ifndef OPENSSL_NO_PSK
+#ifdef OPENSSL_NO_JPAKE
 	if (psk_key != NULL)
+#else
+	if (psk_key != NULL || jpake_secret)
+#endif
 		{
 		if (c_debug)
-			BIO_printf(bio_c_out, "PSK key given, setting client callback\n");
+			BIO_printf(bio_c_out, "PSK key given or JPAKE in use, setting client callback\n");
 		SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
 		}
 #endif
@@ -821,6 +880,9 @@ bad:
 		SSL_CTX_set_options(ctx,SSL_OP_ALL|off);
 	else
 		SSL_CTX_set_options(ctx,off);
+
+	if (clr)
+		SSL_CTX_clear_options(ctx, clr);
 	/* DTLS: partial reads end up discarding unread UDP bytes :-( 
 	 * Setting read ahead solves this problem.
 	 */
@@ -850,8 +912,6 @@ bad:
 		/* goto end; */
 		}
 
-	store = SSL_CTX_get_cert_store(ctx);
-	X509_STORE_set_flags(store, vflags);
 #ifndef OPENSSL_NO_TLSEXT
 	if (servername != NULL)
 		{
@@ -935,7 +995,6 @@ re_start:
 
 	if ( SSL_version(con) == DTLS1_VERSION)
 		{
-		struct timeval timeout;
 
 		sbio=BIO_new_dgram(s,BIO_NOCLOSE);
 		if (getsockname(s, &peer, (void *)&peerlen) < 0)
@@ -959,10 +1018,10 @@ re_start:
 			BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
 			}
 
-		if (socket_mtu > 0)
+		if (socket_mtu > 28)
 			{
 			SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
-			SSL_set_mtu(con, socket_mtu);
+			SSL_set_mtu(con, socket_mtu - 28);
 			}
 		else
 			/* want to do MTU discovery */
@@ -971,8 +1030,6 @@ re_start:
 	else
 		sbio=BIO_new_socket(s,BIO_NOCLOSE);
 
-
-
 	if (nbio_test)
 		{
 		BIO *test;
@@ -1016,6 +1073,10 @@ SSL_set_tlsext_status_ids(con, ids);
 #endif
 		}
 #endif
+#ifndef OPENSSL_NO_JPAKE
+	if (jpake_secret)
+		jpake_client_auth(bio_c_out, sbio, jpake_secret);
+#endif
 
 	SSL_set_bio(con,sbio,sbio);
 	SSL_set_connect_state(con);
@@ -1150,6 +1211,12 @@ SSL_set_tlsext_status_ids(con, ids);
 		FD_ZERO(&readfds);
 		FD_ZERO(&writefds);
 
+		if ((SSL_version(con) == DTLS1_VERSION) &&
+			DTLSv1_get_timeout(con, &timeout))
+			timeoutp = &timeout;
+		else
+			timeoutp = NULL;
+
 		if (SSL_in_init(con) && !SSL_total_renegotiations(con))
 			{
 			in_init=1;
@@ -1254,7 +1321,7 @@ SSL_set_tlsext_status_ids(con, ids);
 					if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
 #endif
 				} else 	i=select(width,(void *)&readfds,(void *)&writefds,
-					 NULL,NULL);
+					 NULL,timeoutp);
 			}
 #elif defined(OPENSSL_SYS_NETWARE)
 			if(!write_tty) {
@@ -1264,7 +1331,7 @@ SSL_set_tlsext_status_ids(con, ids);
 					i=select(width,(void *)&readfds,(void *)&writefds,
 						NULL,&tv);
 				} else 	i=select(width,(void *)&readfds,(void *)&writefds,
-					NULL,NULL);
+					NULL,timeoutp);
 			}
 #elif defined(OPENSSL_SYS_BEOS_R5)
 			/* Under BeOS-R5 the situation is similar to DOS */
@@ -1282,12 +1349,12 @@ SSL_set_tlsext_status_ids(con, ids);
 					if (!i && (stdin_set != 1 || !read_tty))
 						continue;
 				} else 	i=select(width,(void *)&readfds,(void *)&writefds,
-					 NULL,NULL);
+					 NULL,timeoutp);
 			}
 			(void)fcntl(fileno(stdin), F_SETFL, 0);
 #else
 			i=select(width,(void *)&readfds,(void *)&writefds,
-				 NULL,NULL);
+				 NULL,timeoutp);
 #endif
 			if ( i < 0)
 				{
@@ -1298,6 +1365,11 @@ SSL_set_tlsext_status_ids(con, ids);
 				}
 			}
 
+		if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
+			{
+			BIO_printf(bio_err,"TIMEOUT occured\n");
+			}
+
 		if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
 			{
 			k=SSL_write(con,&(cbuf[cbuf_off]),
@@ -1665,6 +1737,8 @@ static void print_stuff(BIO *bio, SSL *s, int full)
 							 EVP_PKEY_bits(pktmp));
 		EVP_PKEY_free(pktmp);
 	}
+	BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
+			SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
 #ifndef OPENSSL_NO_COMP
 	comp=SSL_get_current_compression(s);
 	expansion=SSL_get_current_expansion(s);