#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
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];
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
#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)
#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
#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
}
#endif
#endif
-