From 5416d22ea2246932a0e0c496654ea3ce860b1f5e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Janne=20He=C3=9F?= <janne@hess.ooo>
Date: Fri, 5 May 2023 11:12:07 +0200
Subject: [PATCH] Implement the Early-Data (RFC 8470) header

Closes #529
---
 benches/src/header_map/basic.rs | 1 +
 src/header/mod.rs               | 1 +
 src/header/name.rs              | 3 +++
 tests/header_map.rs             | 1 +
 tests/header_map_fuzz.rs        | 1 +
 5 files changed, 7 insertions(+)

diff --git a/benches/src/header_map/basic.rs b/benches/src/header_map/basic.rs
index 8c198a02..f554ac9b 100644
--- a/benches/src/header_map/basic.rs
+++ b/benches/src/header_map/basic.rs
@@ -551,6 +551,7 @@ const STD: &'static [HeaderName] = &[
     COOKIE,
     DNT,
     DATE,
+    EARLY_DATA,
     ETAG,
     EXPECT,
     EXPIRES,
diff --git a/src/header/mod.rs b/src/header/mod.rs
index 1ca49450..9a2e543e 100644
--- a/src/header/mod.rs
+++ b/src/header/mod.rs
@@ -116,6 +116,7 @@ pub use self::name::{
     COOKIE,
     DNT,
     DATE,
+    EARLY_DATA,
     ETAG,
     EXPECT,
     EXPIRES,
diff --git a/src/header/name.rs b/src/header/name.rs
index 6080cf08..c3ed3c21 100644
--- a/src/header/name.rs
+++ b/src/header/name.rs
@@ -485,6 +485,9 @@ standard_headers! {
     /// Contains the date and time at which the message was originated.
     (Date, DATE, b"date");
 
+    /// Indicates that the request has been conveyed in early data and that a client understands the 425 (Too Early) status code.
+    (EarlyData, EARLY_DATA, b"early-data");
+
     /// Identifier for a specific version of a resource.
     ///
     /// This header allows caches to be more efficient, and saves bandwidth, as
diff --git a/tests/header_map.rs b/tests/header_map.rs
index f2beba08..fbe36c5b 100644
--- a/tests/header_map.rs
+++ b/tests/header_map.rs
@@ -361,6 +361,7 @@ const STD: &'static [HeaderName] = &[
     COOKIE,
     DNT,
     DATE,
+    EARLY_DATA,
     ETAG,
     EXPECT,
     EXPIRES,
diff --git a/tests/header_map_fuzz.rs b/tests/header_map_fuzz.rs
index 68a8604f..debfb9e4 100644
--- a/tests/header_map_fuzz.rs
+++ b/tests/header_map_fuzz.rs
@@ -297,6 +297,7 @@ fn gen_header_name(g: &mut StdRng) -> HeaderName {
         header::COOKIE,
         header::DNT,
         header::DATE,
+        header::EARLY_DATA,
         header::ETAG,
         header::EXPECT,
         header::EXPIRES,