| Index: patches/handshake_cutthrough.patch
 | 
| ===================================================================
 | 
| --- patches/handshake_cutthrough.patch	(revision 105093)
 | 
| +++ patches/handshake_cutthrough.patch	(working copy)
 | 
| @@ -1,22 +1,15 @@
 | 
| -commit 704cdddfa1c59066a53ecab46c5bfb7238a7a54d
 | 
| -Author: Adam Langley <agl@chromium.org>
 | 
| -Date:   Thu Nov 4 16:03:41 2010 -0400
 | 
| -
 | 
| -    handshake_cutthrough.patch
 | 
| -
 | 
| -diff --git a/apps/s_client.c b/apps/s_client.c
 | 
| -index 2f743f0..c071658 100644
 | 
| ---- a/apps/s_client.c
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| -+++ b/apps/s_client.c
 | 
| +diff -uarp openssl-1.0.0.orig/apps/s_client.c openssl-1.0.0/apps/s_client.c
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| +--- openssl-1.0.0.orig/apps/s_client.c	2009-12-16 15:28:28.000000000 -0500
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| ++++ openssl-1.0.0/apps/s_client.c	2010-04-21 14:39:49.000000000 -0400
 | 
|  @@ -248,6 +248,7 @@ static void sc_usage(void)
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|   	BIO_printf(bio_err," -tlsextdebug      - hex dump of all TLS extensions received\n");
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|   	BIO_printf(bio_err," -status           - request certificate status from server\n");
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|   	BIO_printf(bio_err," -no_ticket        - disable use of RFC4507bis session tickets\n");
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|  +	BIO_printf(bio_err," -cutthrough       - enable 1-RTT full-handshake for strong ciphers\n");
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|   #endif
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| - 	BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
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|   	}
 | 
| -@@ -305,6 +306,7 @@ int MAIN(int argc, char **argv)
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| + 
 | 
| +@@ -304,6 +305,7 @@ int MAIN(int argc, char **argv)
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|   	EVP_PKEY *key = NULL;
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|   	char *CApath=NULL,*CAfile=NULL,*cipher=NULL;
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|   	int reconnect=0,badop=0,verify=SSL_VERIFY_NONE,bugs=0;
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| @@ -24,7 +17,7 @@
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|   	int crlf=0;
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|   	int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending;
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|   	SSL_CTX *ctx=NULL;
 | 
| -@@ -535,6 +537,8 @@ int MAIN(int argc, char **argv)
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| +@@ -533,6 +535,8 @@ int MAIN(int argc, char **argv)
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|   		else if	(strcmp(*argv,"-no_ticket") == 0)
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|   			{ off|=SSL_OP_NO_TICKET; }
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|   #endif
 | 
| @@ -32,8 +25,8 @@
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|  +			cutthrough=1;
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|   		else if (strcmp(*argv,"-serverpref") == 0)
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|   			off|=SSL_OP_CIPHER_SERVER_PREFERENCE;
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| - 		else if (strcmp(*argv,"-legacy_renegotiation") == 0)
 | 
| -@@ -725,6 +729,15 @@ bad:
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| + 		else if	(strcmp(*argv,"-cipher") == 0)
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| +@@ -714,6 +718,15 @@ bad:
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|   	 */
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|   	if (sock_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
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|   
 | 
| @@ -49,23 +42,29 @@
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|   	if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
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|   	if (cipher != NULL)
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|   		if(!SSL_CTX_set_cipher_list(ctx,cipher)) {
 | 
| -diff --git a/ssl/s3_clnt.c b/ssl/s3_clnt.c
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| -index e5138b6..6173dbe 100644
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| ---- a/ssl/s3_clnt.c
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| -+++ b/ssl/s3_clnt.c
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| -@@ -182,6 +182,11 @@ int ssl3_connect(SSL *s)
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| +diff -uarp openssl-1.0.0.orig/ssl/s3_clnt.c openssl-1.0.0/ssl/s3_clnt.c
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| +--- openssl-1.0.0.orig/ssl/s3_clnt.c	2010-02-27 19:24:24.000000000 -0500
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| ++++ openssl-1.0.0/ssl/s3_clnt.c	2010-04-21 14:39:49.000000000 -0400
 | 
| +@@ -186,6 +186,18 @@ int ssl3_connect(SSL *s)
 | 
|   	
 | 
|   	s->in_handshake++;
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|   	if (!SSL_in_init(s) || SSL_in_before(s)) SSL_clear(s); 
 | 
| ++#if 0	/* Send app data in separate packet, otherwise, some particular site
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| ++	 * (only one site so far) closes the socket.
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| ++	 * Note: there is a very small chance that two TCP packets
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| ++	 * could be arriving at server combined into a single TCP packet,
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| ++	 * then trigger that site to break. We haven't encounter that though.
 | 
| ++	 */
 | 
|  +	if (SSL_get_mode(s) & SSL_MODE_HANDSHAKE_CUTTHROUGH)
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|  +		{
 | 
|  +		/* Send app data along with CCS/Finished */
 | 
|  +		s->s3->flags |= SSL3_FLAGS_DELAY_CLIENT_FINISHED;
 | 
|  +		}
 | 
| ++#endif
 | 
|   
 | 
|   	for (;;)
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|   		{
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| -@@ -450,14 +455,31 @@ int ssl3_connect(SSL *s)
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| +@@ -454,14 +468,31 @@ int ssl3_connect(SSL *s)
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|   				}
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|   			else
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|   				{
 | 
| @@ -103,7 +102,7 @@
 | 
|   				}
 | 
|   			s->init_num=0;
 | 
|   			break;
 | 
| -@@ -505,6 +527,24 @@ int ssl3_connect(SSL *s)
 | 
| +@@ -512,6 +541,24 @@ int ssl3_connect(SSL *s)
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|   			s->state=s->s3->tmp.next_state;
 | 
|   			break;
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|   
 | 
| @@ -128,11 +127,10 @@
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|   		case SSL_ST_OK:
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|   			/* clean a few things up */
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|   			ssl3_cleanup_key_block(s);
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| -diff --git a/ssl/s3_lib.c b/ssl/s3_lib.c
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| -index 8fa4ab0..2c44bde 100644
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| ---- a/ssl/s3_lib.c
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| -+++ b/ssl/s3_lib.c
 | 
| -@@ -2566,9 +2566,22 @@ int ssl3_write(SSL *s, const void *buf, int len)
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| +diff -uarp openssl-1.0.0.orig/ssl/s3_lib.c openssl-1.0.0/ssl/s3_lib.c
 | 
| +-- openssl-1.0.0.orig/ssl/s3_lib.c     2009-10-16 11:24:19.000000000 -0400
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| ++++ openssl-1.0.0/ssl/s3_lib.c  2010-04-21 14:39:49.000000000 -0400
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| +@@ -2551,9 +2551,22 @@ int ssl3_write(SSL *s, const void *buf, 
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|   
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|   static int ssl3_read_internal(SSL *s, void *buf, int len, int peek)
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|   	{
 | 
| @@ -143,8 +141,8 @@
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|  +	if ((s->s3->flags & SSL3_FLAGS_POP_BUFFER) && (s->wbio == s->bbio))
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|  +		{
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|  +		/* Deal with an application that calls SSL_read() when handshake data
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| -+ 		 * is yet to be written.
 | 
| -+ 		 */
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| ++		 * is yet to be written.
 | 
| ++		 */
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|  +		if (BIO_wpending(s->wbio) > 0)
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|  +			{
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|  +			s->rwstate=SSL_WRITING;
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| @@ -156,23 +154,21 @@
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|   	if (s->s3->renegotiate) ssl3_renegotiate_check(s);
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|   	s->s3->in_read_app_data=1;
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|   	ret=s->method->ssl_read_bytes(s,SSL3_RT_APPLICATION_DATA,buf,len,peek);
 | 
| -diff --git a/ssl/ssl.h b/ssl/ssl.h
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| -index 7d4e46e..9ab9495 100644
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| ---- a/ssl/ssl.h
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| -+++ b/ssl/ssl.h
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| -@@ -560,7 +560,10 @@ typedef struct ssl_session_st
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| - #define SSL_MODE_AUTO_RETRY 0x00000004L
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| - /* Don't attempt to automatically build certificate chain */
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| - #define SSL_MODE_NO_AUTO_CHAIN 0x00000008L
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| --
 | 
| +diff -uarp openssl-1.0.0.orig/ssl/ssl.h openssl-1.0.0/ssl/ssl.h
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| +--- openssl-1.0.0.orig/ssl/ssl.h	2010-01-06 12:37:38.000000000 -0500
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| ++++ openssl-1.0.0/ssl/ssl.h	2010-04-21 16:57:49.000000000 -0400
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| +@@ -605,6 +605,10 @@ typedef struct ssl_session_st
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| + /* Use small read and write buffers: (a) lazy allocate read buffers for
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| +  * large incoming records, and (b) limit the size of outgoing records. */
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| + #define SSL_MODE_SMALL_BUFFERS 0x00000020L
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|  +/* When set, clients may send application data before receipt of CCS
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|  + * and Finished.  This mode enables full-handshakes to 'complete' in
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|  + * one RTT. */
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| -+#define SSL_MODE_HANDSHAKE_CUTTHROUGH 0x00000020L
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| - 
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| ++#define SSL_MODE_HANDSHAKE_CUTTHROUGH 0x00000040L
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| +
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|   /* Note: SSL[_CTX]_set_{options,mode} use |= op on the previous value,
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|    * they cannot be used to clear bits. */
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| -@@ -1111,10 +1114,12 @@ extern "C" {
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| +@@ -1097,10 +1101,12 @@ extern "C" {
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|   /* Is the SSL_connection established? */
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|   #define SSL_get_state(a)		SSL_state(a)
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|   #define SSL_is_init_finished(a)		(SSL_state(a) == SSL_ST_OK)
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| @@ -186,27 +182,25 @@
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|   
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|   /* The following 2 states are kept in ssl->rstate when reads fail,
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|    * you should not need these */
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| -diff --git a/ssl/ssl3.h b/ssl/ssl3.h
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| -index 2f579c2..afbdd70 100644
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| ---- a/ssl/ssl3.h
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| -+++ b/ssl/ssl3.h
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| +Only in openssl-1.0.0/ssl: ssl.h.orig
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| +diff -uarp openssl-1.0.0.orig/ssl/ssl3.h openssl-1.0.0/ssl/ssl3.h
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| +-- openssl-1.0.0.orig/ssl/ssl3.h	2010-01-06 12:37:38.000000000 -0500
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| ++++ openssl-1.0.0/ssl/ssl3.h	2010-04-21 14:39:49.000000000 -0400
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|  @@ -456,6 +456,7 @@ typedef struct ssl3_state_st
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|   /*client */
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|   /* extra state */
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|   #define SSL3_ST_CW_FLUSH		(0x100|SSL_ST_CONNECT)
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| -+#define SSL3_ST_CUTTHROUGH_COMPLETE (0x101|SSL_ST_CONNECT)
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| ++#define SSL3_ST_CUTTHROUGH_COMPLETE	(0x101|SSL_ST_CONNECT)
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|   /* write to server */
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|   #define SSL3_ST_CW_CLNT_HELLO_A		(0x110|SSL_ST_CONNECT)
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|   #define SSL3_ST_CW_CLNT_HELLO_B		(0x111|SSL_ST_CONNECT)
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| -diff --git a/ssl/ssl_lib.c b/ssl/ssl_lib.c
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| -index 15650da..96e056d 100644
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| ---- a/ssl/ssl_lib.c
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| -+++ b/ssl/ssl_lib.c
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| -@@ -2752,7 +2752,18 @@ void SSL_set_msg_callback(SSL *ssl, void (*cb)(int write_p, int version, int con
 | 
| +diff -uarp openssl-1.0.0.orig/ssl/ssl_lib.c openssl-1.0.0/ssl/ssl_lib.c
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| +--- openssl-1.0.0.orig/ssl/ssl_lib.c	2010-02-17 14:43:46.000000000 -0500
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| ++++ openssl-1.0.0/ssl/ssl_lib.c	2010-04-21 17:02:45.000000000 -0400
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| +@@ -3031,6 +3031,19 @@ void SSL_set_msg_callback(SSL *ssl, void
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|   	SSL_callback_ctrl(ssl, SSL_CTRL_SET_MSG_CALLBACK, (void (*)(void))cb);
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|   	}
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| - 
 | 
| --
 | 
| +
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|  +int SSL_cutthrough_complete(const SSL *s)
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|  +	{
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|  +	return (!s->server &&                 /* cutthrough only applies to clients */
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| @@ -219,33 +213,32 @@
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|  +		(s->state == SSL3_ST_CR_SESSION_TICKET_A ||                 /* ready to write app-data*/
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|  +			s->state == SSL3_ST_CR_FINISHED_A));
 | 
|  +	}
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| - 
 | 
| - #if defined(_WINDLL) && defined(OPENSSL_SYS_WIN16)
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| - #include "../crypto/bio/bss_file.c"
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| -diff --git a/ssl/ssltest.c b/ssl/ssltest.c
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| -index b09c542..6ddd0aa 100644
 | 
| ---- a/ssl/ssltest.c
 | 
| -+++ b/ssl/ssltest.c
 | 
| -@@ -277,6 +277,7 @@ static void sv_usage(void)
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| - 	               "                 (default is sect163r2).\n");
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| - #endif
 | 
| ++
 | 
| + /* Allocates new EVP_MD_CTX and sets pointer to it into given pointer
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| +  * vairable, freeing  EVP_MD_CTX previously stored in that variable, if
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| +  * any. If EVP_MD pointer is passed, initializes ctx with this md
 | 
| +diff -uarp openssl-1.0.0.orig/ssl/ssltest.c openssl-1.0.0/ssl/ssltest.c
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| +--- openssl-1.0.0.orig/ssl/ssltest.c	2010-01-24 11:57:38.000000000 -0500
 | 
| ++++ openssl-1.0.0/ssl/ssltest.c	2010-04-21 17:06:35.000000000 -0400
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| +@@ -279,6 +279,7 @@ static void sv_usage(void)
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|   	fprintf(stderr," -test_cipherlist - verifies the order of the ssl cipher lists\n");
 | 
| -+	fprintf(stderr," -cutthrough       - enable 1-RTT full-handshake for strong ciphers\n");
 | 
| + 	fprintf(stderr," -c_small_records - enable client side use of small SSL record buffers\n");
 | 
| + 	fprintf(stderr," -s_small_records - enable server side use of small SSL record buffers\n");
 | 
| ++	fprintf(stderr," -cutthrough      - enable 1-RTT full-handshake for strong ciphers\n");
 | 
|   	}
 | 
|   
 | 
|   static void print_details(SSL *c_ssl, const char *prefix)
 | 
| -@@ -431,6 +432,8 @@ int main(int argc, char *argv[])
 | 
| - #ifdef OPENSSL_FIPS
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| - 	int fips_mode=0;
 | 
| - #endif
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| -+	int ssl_mode = 0;
 | 
| +@@ -436,6 +437,7 @@ int main(int argc, char *argv[])
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| + 	int ssl_mode = 0;
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| + 	int c_small_records=0;
 | 
| + 	int s_small_records=0;
 | 
|  +	int cutthrough = 0;
 | 
|   
 | 
|   	verbose = 0;
 | 
|   	debug = 0;
 | 
| -@@ -619,6 +622,10 @@ int main(int argc, char *argv[])
 | 
| +@@ -632,6 +634,10 @@ int main(int argc, char *argv[])
 | 
|   			{
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| - 			test_cipherlist = 1;
 | 
| + 			s_small_records = 1;
 | 
|   			}
 | 
|  +		else if (strcmp(*argv, "-cutthrough") == 0)
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|  +			{
 | 
| @@ -254,9 +247,9 @@
 | 
|   		else
 | 
|   			{
 | 
|   			fprintf(stderr,"unknown option %s\n",*argv);
 | 
| -@@ -754,6 +761,13 @@ bad:
 | 
| - 		SSL_CTX_set_cipher_list(c_ctx,cipher);
 | 
| - 		SSL_CTX_set_cipher_list(s_ctx,cipher);
 | 
| +@@ -782,6 +788,13 @@ bad:
 | 
| + 		ssl_mode |= SSL_MODE_SMALL_BUFFERS;
 | 
| + 		SSL_CTX_set_mode(s_ctx, ssl_mode);
 | 
|   		}
 | 
|  +	ssl_mode = 0;
 | 
|  +	if (cutthrough)
 | 
| @@ -268,17 +261,15 @@
 | 
|   
 | 
|   #ifndef OPENSSL_NO_DH
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|   	if (!no_dhe)
 | 
| -diff --git a/test/testssl b/test/testssl
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| -index 8ac90ae..c0c1c1c 100644
 | 
| ---- a/test/testssl
 | 
| -+++ b/test/testssl
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| -@@ -70,6 +70,9 @@ $ssltest -client_auth $CA $extra || exit 1
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| - echo test sslv2/sslv3 with both client and server authentication
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| - $ssltest -server_auth -client_auth $CA $extra || exit 1
 | 
| +diff -uarp openssl-1.0.0.orig/test/testssl openssl-1.0.0/test/testssl
 | 
| +--- openssl-1.0.0.orig/test/testssl	2006-03-10 18:06:27.000000000 -0500
 | 
| ++++ openssl-1.0.0/test/testssl	2010-04-21 16:50:13.000000000 -0400
 | 
| +@@ -79,6 +79,8 @@ $ssltest -server_auth -client_auth -s_sm
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| + echo test sslv2/sslv3 with both client and server authentication and small client and server buffers
 | 
| + $ssltest -server_auth -client_auth -c_small_records -s_small_records $CA $extra || exit 1
 | 
|   
 | 
|  +echo test sslv2/sslv3 with both client and server authentication and handshake cutthrough
 | 
|  +$ssltest -server_auth -client_auth -cutthrough $CA $extra || exit 1
 | 
| -+
 | 
| + 
 | 
|   echo test sslv2 via BIO pair
 | 
|   $ssltest -bio_pair -ssl2 $extra || exit 1
 | 
| - 
 | 
| 
 |