GREASE is now RFC 8701.

I forgot to update the references.

Change-Id: I1a746eec13afd9fd1e59ca1824b2dd0f83ff7f74
Reviewed-on: https://boringssl-review.googlesource.com/c/boringssl/+/47666
Reviewed-by: Adam Langley <agl@google.com>

include/openssl/ssl.h

@@ -4260,7 +4260,7 @@ OPENSSL_EXPORT void SSL_CTX_set_retain_only_sha256_of_client_certs(SSL_CTX *ctx,
                                                                    int enable);
 
 // SSL_CTX_set_grease_enabled configures whether sockets on |ctx| should enable
-// GREASE. See draft-davidben-tls-grease-01.
+// GREASE. See RFC 8701.
 OPENSSL_EXPORT void SSL_CTX_set_grease_enabled(SSL_CTX *ctx, int enabled);
 
 // SSL_max_seal_overhead returns the maximum overhead, in bytes, of sealing a

ssl/handshake_client.cc

@@ -223,7 +223,7 @@ static bool ssl_write_client_cipher_list(SSL_HANDSHAKE *hs, CBB *out) {
     return false;
   }
 
-  // Add a fake cipher suite. See draft-davidben-tls-grease-01.
+  // Add a fake cipher suite. See RFC 8701.
   if (ssl->ctx->grease_enabled &&
       !CBB_add_u16(&child, ssl_get_grease_value(hs, ssl_grease_cipher))) {
     return false;

ssl/internal.h

@@ -3506,7 +3506,7 @@ struct ssl_ctx_st {
   // advertise support.
   bool channel_id_enabled : 1;
 
-  // grease_enabled is whether draft-davidben-tls-grease-01 is enabled.
+  // grease_enabled is whether GREASE (RFC 8701) is enabled.
   bool grease_enabled : 1;
 
   // allow_unknown_alpn_protos is whether the client allows unsolicited ALPN

ssl/t1_lib.cc

@@ -2326,7 +2326,7 @@ static bool ext_key_share_add_clienthello(SSL_HANDSHAKE *hs, CBB *out) {
       return CBB_flush(out);
     }
   } else {
-    // Add a fake group. See draft-davidben-tls-grease-01.
+    // Add a fake group. See RFC 8701.
     if (ssl->ctx->grease_enabled &&
         (!CBB_add_u16(&kse_bytes,
                       ssl_get_grease_value(hs, ssl_grease_group)) ||
@@ -2503,7 +2503,7 @@ static bool ext_supported_versions_add_clienthello(SSL_HANDSHAKE *hs, CBB *out)
     return false;
   }
 
-  // Add a fake version. See draft-davidben-tls-grease-01.
+  // Add a fake version. See RFC 8701.
   if (ssl->ctx->grease_enabled &&
       !CBB_add_u16(&versions, ssl_get_grease_value(hs, ssl_grease_version))) {
     return false;
@@ -2556,7 +2556,7 @@ static bool ext_supported_groups_add_clienthello(SSL_HANDSHAKE *hs, CBB *out) {
     return false;
   }
 
-  // Add a fake group. See draft-davidben-tls-grease-01.
+  // Add a fake group. See RFC 8701.
   if (ssl->ctx->grease_enabled &&
       !CBB_add_u16(&groups_bytes,
                    ssl_get_grease_value(hs, ssl_grease_group))) {
@@ -3337,7 +3337,7 @@ bool ssl_add_clienthello_tlsext(SSL_HANDSHAKE *hs, CBB *out,
 
   uint16_t grease_ext1 = 0;
   if (ssl->ctx->grease_enabled) {
-    // Add a fake empty extension. See draft-davidben-tls-grease-01.
+    // Add a fake empty extension. See RFC 8701.
     grease_ext1 = ssl_get_grease_value(hs, ssl_grease_extension1);
     if (!CBB_add_u16(&extensions, grease_ext1) ||
         !CBB_add_u16(&extensions, 0 /* zero length */)) {
@@ -3365,7 +3365,7 @@ bool ssl_add_clienthello_tlsext(SSL_HANDSHAKE *hs, CBB *out,
   }
 
   if (ssl->ctx->grease_enabled) {
-    // Add a fake non-empty extension. See draft-davidben-tls-grease-01.
+    // Add a fake non-empty extension. See RFC 8701.
     uint16_t grease_ext2 = ssl_get_grease_value(hs, ssl_grease_extension2);
 
     // The two fake extensions must not have the same value. GREASE values are

ssl/test/runner/common.go

@@ -1650,7 +1650,7 @@ type ProtocolBugs struct {
 	InvalidChannelIDSignature bool
 
 	// ExpectGREASE, if true, causes messages without GREASE values to be
-	// rejected. See draft-davidben-tls-grease-01.
+	// rejected. See RFC 8701.
 	ExpectGREASE bool
 
 	// OmitPSKsOnSecondClientHello, if true, causes the client to omit the

ssl/tls13_server.cc

@@ -188,7 +188,7 @@ static bool add_new_session_tickets(SSL_HANDSHAKE *hs, bool *out_sent_tickets) {
       }
     }
 
-    // Add a fake extension. See draft-davidben-tls-grease-01.
+    // Add a fake extension. See RFC 8701.
     if (!CBB_add_u16(&extensions,
                      ssl_get_grease_value(hs, ssl_grease_ticket_extension)) ||
         !CBB_add_u16(&extensions, 0 /* empty */)) {