X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=ssl%2Fssl3.h;h=b0b6539d5e55930ff4090f917ea82839e737b032;hb=d47c01a31a67ff4370b1883a58cabd0279752bb4;hp=93f9ead3059b807c2d4e78122f551326d9a3bd3f;hpb=4817504d069b4c5082161b02a22116ad75f822b1;p=oweals%2Fopenssl.git

diff --git a/ssl/ssl3.h b/ssl/ssl3.h
index 93f9ead305..b0b6539d5e 100644
--- a/ssl/ssl3.h
+++ b/ssl/ssl3.h
@@ -324,6 +324,20 @@ extern "C" {
 #define SSL3_RT_APPLICATION_DATA	23
 #define TLS1_RT_HEARTBEAT		24
 
+/* Pseudo content types to indicate additional parameters */
+#define TLS1_RT_CRYPTO			0x1000
+#define TLS1_RT_CRYPTO_PREMASTER	(TLS1_RT_CRYPTO | 0x1)
+#define TLS1_RT_CRYPTO_CLIENT_RANDOM	(TLS1_RT_CRYPTO | 0x2)
+#define TLS1_RT_CRYPTO_SERVER_RANDOM	(TLS1_RT_CRYPTO | 0x3)
+#define TLS1_RT_CRYPTO_MASTER		(TLS1_RT_CRYPTO | 0x4)
+
+#define TLS1_RT_CRYPTO_READ		0x0000
+#define TLS1_RT_CRYPTO_WRITE		0x0100
+#define TLS1_RT_CRYPTO_MAC		(TLS1_RT_CRYPTO | 0x5)
+#define TLS1_RT_CRYPTO_KEY		(TLS1_RT_CRYPTO | 0x6)
+#define TLS1_RT_CRYPTO_IV		(TLS1_RT_CRYPTO | 0x7)
+#define TLS1_RT_CRYPTO_FIXED_IV		(TLS1_RT_CRYPTO | 0x8)
+
 #define SSL3_AL_WARNING			1
 #define SSL3_AL_FATAL			2
 
@@ -388,6 +402,17 @@ typedef struct ssl3_buffer_st
 #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
 
@@ -466,12 +491,6 @@ 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];
@@ -529,6 +548,27 @@ 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
+	/* tlsext_authz_client_types contains an array of supported authz
+	 * types, as advertised by the client. The array is sorted and
+	 * does not contain any duplicates. */
+	unsigned char *tlsext_authz_client_types;
+	size_t tlsext_authz_client_types_len;
+	/* tlsext_authz_promised_to_client is true iff we're a server and we
+	 * echoed the client's supplemental data extension and therefore must
+	 * send a supplemental data handshake message. */
+	char tlsext_authz_promised_to_client;
+	/* tlsext_authz_server_promised is true iff we're a client and the
+	 * server echoed our server_authz extension and therefore must send us
+	 * a supplemental data handshake message. */
+	char tlsext_authz_server_promised;
+#endif
 	} SSL3_STATE;
 
 #endif
@@ -557,6 +597,8 @@ typedef struct ssl3_state_st
 #define SSL3_ST_CR_CERT_REQ_B		(0x151|SSL_ST_CONNECT)
 #define SSL3_ST_CR_SRVR_DONE_A		(0x160|SSL_ST_CONNECT)
 #define SSL3_ST_CR_SRVR_DONE_B		(0x161|SSL_ST_CONNECT)
+#define SSL3_ST_CR_SUPPLEMENTAL_DATA_A	(0x210|SSL_ST_CONNECT)
+#define SSL3_ST_CR_SUPPLEMENTAL_DATA_B  (0x211|SSL_ST_CONNECT)
 /* write to server */
 #define SSL3_ST_CW_CERT_A		(0x170|SSL_ST_CONNECT)
 #define SSL3_ST_CW_CERT_B		(0x171|SSL_ST_CONNECT)
@@ -636,6 +678,8 @@ typedef struct ssl3_state_st
 #define SSL3_ST_SW_SESSION_TICKET_B	(0x1F1|SSL_ST_ACCEPT)
 #define SSL3_ST_SW_CERT_STATUS_A	(0x200|SSL_ST_ACCEPT)
 #define SSL3_ST_SW_CERT_STATUS_B	(0x201|SSL_ST_ACCEPT)
+#define SSL3_ST_SW_SUPPLEMENTAL_DATA_A	(0x220|SSL_ST_ACCEPT)
+#define SSL3_ST_SW_SUPPLEMENTAL_DATA_B	(0x221|SSL_ST_ACCEPT)
 
 #define SSL3_MT_HELLO_REQUEST			0
 #define SSL3_MT_CLIENT_HELLO			1
@@ -649,6 +693,7 @@ typedef struct ssl3_state_st
 #define SSL3_MT_CLIENT_KEY_EXCHANGE		16
 #define SSL3_MT_FINISHED			20
 #define SSL3_MT_CERTIFICATE_STATUS		22
+#define SSL3_MT_SUPPLEMENTAL_DATA		23
 #ifndef OPENSSL_NO_NEXTPROTONEG
 #define SSL3_MT_NEXT_PROTO			67
 #endif
@@ -671,4 +716,3 @@ typedef struct ssl3_state_st
 }
 #endif
 #endif
-