OpenSSL 1.1.1-pre2

ssl/statem/statem.h

@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2015-2018 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -27,7 +27,9 @@ typedef enum {
     /* We're working on phase A */
     WORK_MORE_A,
     /* We're working on phase B */
-    WORK_MORE_B
+    WORK_MORE_B,
+    /* We're working on phase C */
+    WORK_MORE_C
 } WORK_STATE;
 
 /* Write transition return codes */
@@ -46,8 +48,6 @@ typedef enum {
     MSG_FLOW_UNINITED,
     /* A permanent error with this connection */
     MSG_FLOW_ERROR,
-    /* We are about to renegotiate */
-    MSG_FLOW_RENEGOTIATE,
     /* We are reading messages */
     MSG_FLOW_READING,
     /* We are writing messages */
@@ -86,10 +86,17 @@ struct ossl_statem_st {
     READ_STATE read_state;
     WORK_STATE read_state_work;
     OSSL_HANDSHAKE_STATE hand_state;
+    /* The handshake state requested by an API call (e.g. HelloRequest) */
+    OSSL_HANDSHAKE_STATE request_state;
     int in_init;
     int read_state_first_init;
     /* true when we are actually in SSL_accept() or SSL_connect() */
     int in_handshake;
+    /*
+     * True when are processing a "real" handshake that needs cleaning up (not
+     * just a HelloRequest or similar).
+     */
+    int cleanuphand;
     /* Should we skip the CertificateVerify message? */
     unsigned int no_cert_verify;
     int use_timer;
@@ -107,10 +114,26 @@ __owur int ossl_statem_accept(SSL *s);
 __owur int ossl_statem_connect(SSL *s);
 void ossl_statem_clear(SSL *s);
 void ossl_statem_set_renegotiate(SSL *s);
-void ossl_statem_set_error(SSL *s);
+void ossl_statem_fatal(SSL *s, int al, int func, int reason, const char *file,
+                       int line);
+# define SSL_AD_NO_ALERT    -1
+# ifndef OPENSSL_NO_ERR
+#  define SSLfatal(s, al, f, r)  ossl_statem_fatal((s), (al), (f), (r), \
+                                                   OPENSSL_FILE, OPENSSL_LINE)
+# else
+#  define SSLfatal(s, al, f, r)  ossl_statem_fatal((s), (al), (f), (r), NULL, 0)
+# endif
+
 int ossl_statem_in_error(const SSL *s);
 void ossl_statem_set_in_init(SSL *s, int init);
 int ossl_statem_get_in_handshake(SSL *s);
 void ossl_statem_set_in_handshake(SSL *s, int inhand);
+__owur int ossl_statem_skip_early_data(SSL *s);
+void ossl_statem_check_finish_init(SSL *s, int send);
 void ossl_statem_set_hello_verify_done(SSL *s);
 __owur int ossl_statem_app_data_allowed(SSL *s);
+__owur int ossl_statem_export_allowed(SSL *s);
+__owur int ossl_statem_export_early_allowed(SSL *s);
+
+/* Flush the write BIO */
+int statem_flush(SSL *s);