Update OpenSSL to 1.0.1g and statically link OpenVPN with it

1 files changed, 85 insertions, 19 deletions

diff --git a/main/openssl/ssl/ssl3.h b/main/openssl/ssl/ssl3.h
index f9268c57..9086db42 100644
--- a/main/openssl/ssl/ssl3.h
+++ b/main/openssl/ssl/ssl3.h
@@ -280,9 +280,6 @@ extern "C" {
 
 #define SSL3_RT_MAX_EXTRA			(16384)
 
-/* Default buffer length used for writen records.  Thus a generated record
- * will contain plaintext no larger than this value. */
-#define SSL3_RT_DEFAULT_PLAIN_LENGTH	2048
 /* Maximum plaintext length: defined by SSL/TLS standards */
 #define SSL3_RT_MAX_PLAIN_LENGTH		16384
 /* Maximum compression overhead: defined by SSL/TLS standards */
@@ -314,13 +311,6 @@ extern "C" {
 #define SSL3_RT_MAX_PACKET_SIZE		\
 		(SSL3_RT_MAX_ENCRYPTED_LENGTH+SSL3_RT_HEADER_LENGTH)
 
-/* Extra space for empty fragment, headers, MAC, and padding. */
-#define SSL3_RT_DEFAULT_WRITE_OVERHEAD  256
-#define SSL3_RT_DEFAULT_PACKET_SIZE     4096 - SSL3_RT_DEFAULT_WRITE_OVERHEAD
-#if SSL3_RT_DEFAULT_PLAIN_LENGTH + SSL3_RT_DEFAULT_WRITE_OVERHEAD > SSL3_RT_DEFAULT_PACKET_SIZE
-#error "Insufficient space allocated for write buffers."
-#endif
-
 #define SSL3_MD_CLIENT_FINISHED_CONST	"\x43\x4C\x4E\x54"
 #define SSL3_MD_SERVER_FINISHED_CONST	"\x53\x52\x56\x52"
 
@@ -332,6 +322,7 @@ extern "C" {
 #define SSL3_RT_ALERT			21
 #define SSL3_RT_HANDSHAKE		22
 #define SSL3_RT_APPLICATION_DATA	23
+#define TLS1_RT_HEARTBEAT		24
 
 #define SSL3_AL_WARNING			1
 #define SSL3_AL_FATAL			2
@@ -349,6 +340,11 @@ extern "C" {
 #define SSL3_AD_CERTIFICATE_UNKNOWN	46
 #define SSL3_AD_ILLEGAL_PARAMETER	47	/* fatal */
 
+#define TLS1_HB_REQUEST		1
+#define TLS1_HB_RESPONSE	2
+	
+#ifndef OPENSSL_NO_SSL_INTERN
+
 typedef struct ssl3_record_st
 	{
 /*r */	int type;               /* type of record */
@@ -370,6 +366,8 @@ typedef struct ssl3_buffer_st
 	int left;               /* how many bytes left */
 	} SSL3_BUFFER;
 
+#endif
+
 #define SSL3_CT_RSA_SIGN			1
 #define SSL3_CT_DSS_SIGN			2
 #define SSL3_CT_RSA_FIXED_DH			3
@@ -389,6 +387,20 @@ typedef struct ssl3_buffer_st
 #define SSL3_FLAGS_POP_BUFFER			0x0004
 #define TLS1_FLAGS_TLS_PADDING_BUG		0x0008
 #define TLS1_FLAGS_SKIP_CERT_VERIFY		0x0010
+#define TLS1_FLAGS_KEEP_HANDSHAKE		0x0020
+ 
+/* SSL3_FLAGS_SGC_RESTART_DONE is set when we
+ * restart a handshake because of MS SGC and so prevents us
+ * from restarting the handshake in a loop. It's reset on a
+ * renegotiation, so effectively limits the client to one restart
+ * per negotiation. This limits the possibility of a DDoS
+ * attack where the client handshakes in a loop using SGC to
+ * restart. Servers which permit renegotiation can still be
+ * effected, but we can't prevent that.
+ */
+#define SSL3_FLAGS_SGC_RESTART_DONE		0x0040
+
+#ifndef OPENSSL_NO_SSL_INTERN
 
 typedef struct ssl3_state_st
 	{
@@ -406,8 +418,8 @@ typedef struct ssl3_state_st
 	unsigned char client_random[SSL3_RANDOM_SIZE];
 
 	/* flags for countermeasure against known-IV weakness */
-	int need_empty_fragments;
-	int empty_fragment_done;
+	int need_record_splitting;
+	int record_split_done;
 
 	/* The value of 'extra' when the buffers were initialized */
 	int init_extra;
@@ -465,12 +477,6 @@ typedef struct ssl3_state_st
 	void *server_opaque_prf_input;
 	size_t server_opaque_prf_input_len;
 
-#ifndef OPENSSL_NO_NEXTPROTONEG
-	/* Set if we saw the Next Protocol Negotiation extension from
-	   our peer. */
-	int next_proto_neg_seen;
-#endif
-
 	struct	{
 		/* actually only needs to be 16+20 */
 		unsigned char cert_verify_md[EVP_MAX_MD_SIZE*2];
@@ -480,7 +486,7 @@ typedef struct ssl3_state_st
 		int finish_md_len;
 		unsigned char peer_finish_md[EVP_MAX_MD_SIZE*2];
 		int peer_finish_md_len;
-		
+
 		unsigned long message_size;
 		int message_type;
 
@@ -528,14 +534,64 @@ typedef struct ssl3_state_st
         unsigned char previous_server_finished[EVP_MAX_MD_SIZE];
         unsigned char previous_server_finished_len;
         int send_connection_binding; /* TODOEKR */
+
+#ifndef OPENSSL_NO_NEXTPROTONEG
+	/* Set if we saw the Next Protocol Negotiation extension from our peer. */
+	int next_proto_neg_seen;
+#endif
+
+#ifndef OPENSSL_NO_TLSEXT
+#ifndef OPENSSL_NO_EC
+	/* This is set to true if we believe that this is a version of Safari
+	 * running on OS X 10.6 or newer. We wish to know this because Safari
+	 * on 10.8 .. 10.8.3 has broken ECDHE-ECDSA support. */
+	char is_probably_safari;
+#endif /* !OPENSSL_NO_EC */
+#endif /* !OPENSSL_NO_TLSEXT */
+
+	/* In a client, this means that the server supported Channel ID and that
+	 * a Channel ID was sent. In a server it means that we echoed support
+	 * for Channel IDs and that tlsext_channel_id will be valid after the
+	 * handshake. */
+	char tlsext_channel_id_valid;
+	/* For a server:
+	 *     If |tlsext_channel_id_valid| is true, then this contains the
+	 *     verified Channel ID from the client: a P256 point, (x,y), where
+	 *     each are big-endian values. */
+	unsigned char tlsext_channel_id[64];
+
+	/* ALPN information
+	 * (we are in the process of transitioning from NPN to ALPN.) */
+
+	/* In a server these point to the selected ALPN protocol after the
+	 * ClientHello has been processed. In a client these contain the
+	 * protocol that the server selected once the ServerHello has been
+	 * processed. */
+	unsigned char *alpn_selected;
+	unsigned alpn_selected_len;
+
+	/* These point to the digest function to use for signatures made with
+	 * each type of public key. A NULL value indicates that the default
+	 * digest should be used, which is SHA1 as of TLS 1.2.
+	 *
+	 * (These should be in the tmp member, but we have to put them here to
+	 * ensure binary compatibility with earlier OpenSSL 1.0.* releases.) */
+	const EVP_MD *digest_rsa;
+	const EVP_MD *digest_dsa;
+	const EVP_MD *digest_ecdsa;
 	} SSL3_STATE;
 
+#endif
 
 /* SSLv3 */
 /*client */
 /* extra state */
 #define SSL3_ST_CW_FLUSH		(0x100|SSL_ST_CONNECT)
 #define SSL3_ST_CUTTHROUGH_COMPLETE	(0x101|SSL_ST_CONNECT)
+#ifndef OPENSSL_NO_SCTP
+#define DTLS1_SCTP_ST_CW_WRITE_SOCK			(0x310|SSL_ST_CONNECT)
+#define DTLS1_SCTP_ST_CR_READ_SOCK			(0x320|SSL_ST_CONNECT)
+#endif	
 /* write to server */
 #define SSL3_ST_CW_CLNT_HELLO_A		(0x110|SSL_ST_CONNECT)
 #define SSL3_ST_CW_CLNT_HELLO_B		(0x111|SSL_ST_CONNECT)
@@ -567,6 +623,8 @@ typedef struct ssl3_state_st
 #define SSL3_ST_CW_NEXT_PROTO_A		(0x200|SSL_ST_CONNECT)
 #define SSL3_ST_CW_NEXT_PROTO_B		(0x201|SSL_ST_CONNECT)
 #endif
+#define SSL3_ST_CW_CHANNEL_ID_A		(0x210|SSL_ST_CONNECT)
+#define SSL3_ST_CW_CHANNEL_ID_B		(0x211|SSL_ST_CONNECT)
 #define SSL3_ST_CW_FINISHED_A		(0x1B0|SSL_ST_CONNECT)
 #define SSL3_ST_CW_FINISHED_B		(0x1B1|SSL_ST_CONNECT)
 /* read from server */
@@ -582,6 +640,10 @@ typedef struct ssl3_state_st
 /* server */
 /* extra state */
 #define SSL3_ST_SW_FLUSH		(0x100|SSL_ST_ACCEPT)
+#ifndef OPENSSL_NO_SCTP
+#define DTLS1_SCTP_ST_SW_WRITE_SOCK			(0x310|SSL_ST_ACCEPT)
+#define DTLS1_SCTP_ST_SR_READ_SOCK			(0x320|SSL_ST_ACCEPT)
+#endif	
 /* read from client */
 /* Do not change the number values, they do matter */
 #define SSL3_ST_SR_CLNT_HELLO_A		(0x110|SSL_ST_ACCEPT)
@@ -612,10 +674,13 @@ typedef struct ssl3_state_st
 #define SSL3_ST_SR_CERT_VRFY_B		(0x1A1|SSL_ST_ACCEPT)
 #define SSL3_ST_SR_CHANGE_A		(0x1B0|SSL_ST_ACCEPT)
 #define SSL3_ST_SR_CHANGE_B		(0x1B1|SSL_ST_ACCEPT)
+#define SSL3_ST_SR_POST_CLIENT_CERT	(0x1BF|SSL_ST_ACCEPT)
 #ifndef OPENSSL_NO_NEXTPROTONEG
 #define SSL3_ST_SR_NEXT_PROTO_A		(0x210|SSL_ST_ACCEPT)
 #define SSL3_ST_SR_NEXT_PROTO_B		(0x211|SSL_ST_ACCEPT)
 #endif
+#define SSL3_ST_SR_CHANNEL_ID_A		(0x220|SSL_ST_ACCEPT)
+#define SSL3_ST_SR_CHANNEL_ID_B		(0x221|SSL_ST_ACCEPT)
 #define SSL3_ST_SR_FINISHED_A		(0x1C0|SSL_ST_ACCEPT)
 #define SSL3_ST_SR_FINISHED_B		(0x1C1|SSL_ST_ACCEPT)
 /* write to client */
@@ -643,6 +708,7 @@ typedef struct ssl3_state_st
 #ifndef OPENSSL_NO_NEXTPROTONEG
 #define SSL3_MT_NEXT_PROTO			67
 #endif
+#define SSL3_MT_ENCRYPTED_EXTENSIONS		203
 #define DTLS1_MT_HELLO_VERIFY_REQUEST    3