extern "C" {
#endif
-/* Signalling cipher suite value: from draft-ietf-tls-renegotiation-03.txt */
+/* Signalling cipher suite value from RFC 5746
+ * (TLS_EMPTY_RENEGOTIATION_INFO_SCSV) */
#define SSL3_CK_SCSV 0x030000FF
+/* Signalling cipher suite value from draft-ietf-tls-downgrade-scsv-00
+ * (TLS_FALLBACK_SCSV) */
+#define SSL3_CK_FALLBACK_SCSV 0x03005600
+
#define SSL3_CK_RSA_NULL_MD5 0x03000001
#define SSL3_CK_RSA_NULL_SHA 0x03000002
#define SSL3_CK_RSA_RC4_40_MD5 0x03000003
#define TLS1_FLAGS_TLS_PADDING_BUG 0x0008
#define TLS1_FLAGS_SKIP_CERT_VERIFY 0x0010
#define TLS1_FLAGS_KEEP_HANDSHAKE 0x0020
-
+/*
+ * Set when the handshake is ready to process peer's ChangeCipherSpec message.
+ * Cleared after the message has been processed.
+ */
+#define SSL3_FLAGS_CCS_OK 0x0080
+
/* 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
*/
#define SSL3_FLAGS_SGC_RESTART_DONE 0x0040
/* Set if we encrypt then mac instead of usual mac then encrypt */
-#define TLS1_FLAGS_ENCRYPT_THEN_MAC 0x0080
+#define TLS1_FLAGS_ENCRYPT_THEN_MAC 0x0100
#ifndef OPENSSL_NO_SSL_INTERN
* and freed and MD_CTX-es for all required digests are stored in
* this array */
EVP_MD_CTX **handshake_dgst;
- /* this is set whenerver we see a change_cipher_spec message
- * come in when we are not looking for one */
+ /*
+ * Set whenever an expected ChangeCipherSpec message is processed.
+ * Unset when the peer's Finished message is received.
+ * Unexpected ChangeCipherSpec messages trigger a fatal alert.
+ */
int change_cipher_spec;
int warn_alert;
#endif
#ifndef OPENSSL_NO_TLSEXT
- /* tlsext_custom_types contains an array of TLS Extension types which
- * were advertised by the client in its ClientHello, which were not
- * otherwise handled by OpenSSL, and which the server has registered
- * a custom_srv_ext_record to handle.
- * The array does not contain any duplicates, and is in the same order
- * as the types were received in the client hello. */
- unsigned short *tlsext_custom_types;
- size_t tlsext_custom_types_count; /* how many tlsext_custom_types */
/* ALPN information
* (we are in the process of transitioning from NPN to ALPN.) */
#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)
-#ifndef OPENSSL_NO_TLSEXT
-#define SSL3_ST_CR_SUPPLEMENTAL_DATA_A (0x212|SSL_ST_CONNECT)
-#define SSL3_ST_CR_SUPPLEMENTAL_DATA_B (0x213|SSL_ST_CONNECT)
-#endif
/* 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_CW_NEXT_PROTO_A (0x200|SSL_ST_CONNECT)
#define SSL3_ST_CW_NEXT_PROTO_B (0x201|SSL_ST_CONNECT)
#endif
-#ifndef OPENSSL_NO_TLSEXT
-#define SSL3_ST_CW_SUPPLEMENTAL_DATA_A (0x222|SSL_ST_CONNECT)
-#define SSL3_ST_CW_SUPPLEMENTAL_DATA_B (0x223|SSL_ST_CONNECT)
-#endif
#define SSL3_ST_CW_FINISHED_A (0x1B0|SSL_ST_CONNECT)
#define SSL3_ST_CW_FINISHED_B (0x1B1|SSL_ST_CONNECT)
/* read from server */
#define SSL3_ST_SR_CLNT_HELLO_B (0x111|SSL_ST_ACCEPT)
#define SSL3_ST_SR_CLNT_HELLO_C (0x112|SSL_ST_ACCEPT)
#define SSL3_ST_SR_CLNT_HELLO_D (0x115|SSL_ST_ACCEPT)
-#ifndef OPENSSL_NO_TLSEXT
-#define SSL3_ST_SR_SUPPLEMENTAL_DATA_A (0x212|SSL_ST_ACCEPT)
-#define SSL3_ST_SR_SUPPLEMENTAL_DATA_B (0x213|SSL_ST_ACCEPT)
-#endif
/* write to client */
#define DTLS1_ST_SW_HELLO_VERIFY_REQUEST_A (0x113|SSL_ST_ACCEPT)
#define DTLS1_ST_SW_HELLO_VERIFY_REQUEST_B (0x114|SSL_ST_ACCEPT)
#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)
-#ifndef OPENSSL_NO_TLSEXT
-#define SSL3_ST_SW_SUPPLEMENTAL_DATA_A (0x222|SSL_ST_ACCEPT)
-#define SSL3_ST_SW_SUPPLEMENTAL_DATA_B (0x223|SSL_ST_ACCEPT)
-#endif
#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
-#ifndef OPENSSL_NO_TLSEXT
-#define SSL3_MT_SUPPLEMENTAL_DATA 23
-#endif
#ifndef OPENSSL_NO_NEXTPROTONEG
#define SSL3_MT_NEXT_PROTO 67
#endif