From 12885e1350b9bc6638b5e91c89e055b9f835f18e Mon Sep 17 00:00:00 2001
From: cypherpotato <gscatolin@outlook.com>
Date: Thu, 4 Jul 2024 16:13:42 -0300
Subject: [PATCH] skip empty cookies

---
 src/Http/HttpRequest.cs      | 21 +++++++++++++--------
 src/Http/HttpServer.cs       |  4 +---
 src/Http/HttpServer__Core.cs | 12 ++++++------
 src/Sisk.Core.csproj         |  2 +-
 4 files changed, 21 insertions(+), 18 deletions(-)

diff --git a/src/Http/HttpRequest.cs b/src/Http/HttpRequest.cs
index 008739a..e7db93f 100644
--- a/src/Http/HttpRequest.cs
+++ b/src/Http/HttpRequest.cs
@@ -169,25 +169,30 @@ public NameValueCollection Cookies
                 {
                     cookies = new NameValueCollection();
                     string? cookieHeader = listenerRequest.Headers[HttpKnownHeaderNames.Cookie];
-                    if (cookieHeader != null)
+
+                    if (!string.IsNullOrWhiteSpace(cookieHeader))
                     {
-                        string[] cookieParts = cookieHeader.Split(';');
-                        foreach (string cookieExpression in cookieParts)
+                        string[] cookiePairs = cookieHeader.Split(';');
+
+                        for (int i = 0; i < cookiePairs.Length; i++)
                         {
-                            int eqPos = cookieExpression.IndexOf("=");
+                            string cookieExpression = cookiePairs[i];
+
+                            int eqPos = cookieExpression.IndexOf('=');
                             if (eqPos < 0)
                             {
                                 throw new HttpRequestException(SR.HttpRequest_InvalidCookieSyntax);
                             }
-                            string key = cookieExpression.Substring(0, eqPos).Trim();
-                            string value = cookieExpression.Substring(eqPos + 1).Trim();
 
-                            if (string.IsNullOrEmpty(key))
+                            string cookieName = cookieExpression.Substring(0, eqPos).Trim();
+                            string cookieValue = cookieExpression.Substring(eqPos + 1).Trim();
+
+                            if (string.IsNullOrWhiteSpace(cookieName))
                             {
                                 throw new HttpRequestException(SR.HttpRequest_InvalidCookieSyntax);
                             }
 
-                            cookies[key] = WebUtility.UrlDecode(value);
+                            cookies[cookieName] = WebUtility.UrlDecode(cookieValue);
                         }
                     }
                 }
diff --git a/src/Http/HttpServer.cs b/src/Http/HttpServer.cs
index 035114c..92f85d0 100644
--- a/src/Http/HttpServer.cs
+++ b/src/Http/HttpServer.cs
@@ -33,7 +33,6 @@ public partial class HttpServer : IDisposable
         private bool _isListening = false;
         private bool _isDisposing = false;
         private readonly HttpListener httpListener = new HttpListener();
-        private readonly AsyncCallback _listenerCallback;
         private ListeningHost? _onlyListeningHost;
         internal HttpEventSourceCollection _eventCollection = new HttpEventSourceCollection();
         internal HttpWebSocketConnectionCollection _wsCollection = new HttpWebSocketConnectionCollection();
@@ -169,7 +168,6 @@ out Router router
         /// <param name="configuration">The configuration object of the server.</param>
         public HttpServer(HttpServerConfiguration configuration)
         {
-            _listenerCallback = new AsyncCallback(ListenerCallback);
             ServerConfiguration = configuration;
             handler = new HttpServerHandlerRepository(this);
         }
@@ -276,7 +274,7 @@ public void Start()
             }
 
             httpListener.Start();
-            httpListener.BeginGetContext(_listenerCallback, httpListener);
+            httpListener.BeginGetContext(ListenerCallback, null);
 
             handler.ServerStarted(this);
         }
diff --git a/src/Http/HttpServer__Core.cs b/src/Http/HttpServer__Core.cs
index 6403d7a..3df2107 100644
--- a/src/Http/HttpServer__Core.cs
+++ b/src/Http/HttpServer__Core.cs
@@ -78,8 +78,9 @@ internal static void SetCorsHeaders(HttpServerFlags serverFlags, HttpListenerReq
 
     private void UnbindRouters()
     {
-        foreach (var lh in ServerConfiguration.ListeningHosts)
+        for (int i = 0; i < ServerConfiguration.ListeningHosts.Count; i++)
         {
+            var lh = ServerConfiguration.ListeningHosts[i];
             if (lh.Router is { } router && ReferenceEquals(this, router.ParentServer))
             {
                 router.FreeHttpServer();
@@ -89,8 +90,9 @@ private void UnbindRouters()
 
     private void BindRouters()
     {
-        foreach (var lh in ServerConfiguration.ListeningHosts)
+        for (int i = 0; i < ServerConfiguration.ListeningHosts.Count; i++)
         {
+            var lh = ServerConfiguration.ListeningHosts[i];
             if (lh.Router is { } router && router.ParentServer is null)
             {
                 router.BindServer(this);
@@ -103,10 +105,8 @@ private void ListenerCallback(IAsyncResult result)
         if (_isDisposing || !_isListening)
             return;
 
-        var listener = (HttpListener)result.AsyncState!;
-        listener.BeginGetContext(_listenerCallback, listener);
-
-        HttpListenerContext context = listener.EndGetContext(result);
+        httpListener.BeginGetContext(ListenerCallback, null);
+        HttpListenerContext context = httpListener.EndGetContext(result);
         ProcessRequest(context);
     }
 
diff --git a/src/Sisk.Core.csproj b/src/Sisk.Core.csproj
index f07280d..4c10697 100644
--- a/src/Sisk.Core.csproj
+++ b/src/Sisk.Core.csproj
@@ -31,7 +31,7 @@
 
 		<AssemblyVersion>1.0.0.0</AssemblyVersion>
 		<FileVersion>1.0.0.0</FileVersion>
-		<Version>1.0.0.0-rc2</Version>
+		<Version>1.0.0.0-rc3</Version>
 
 		<PackageLicenseFile>LICENSE.txt</PackageLicenseFile>
 		<SignAssembly>False</SignAssembly>