H2StaticTable.cs

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using System.Text;
 
namespace System.Net.Http.HPack;
 
internal static class H2StaticTable
{
    private static readonly HeaderField[] s_staticDecoderTable = new HeaderField[61]
    {
        CreateHeaderField(":authority", ""),
        CreateHeaderField(":method", "GET"),
        CreateHeaderField(":method", "POST"),
        CreateHeaderField(":path", "/"),
        CreateHeaderField(":path", "/index.html"),
        CreateHeaderField(":scheme", "http"),
        CreateHeaderField(":scheme", "https"),
        CreateHeaderField(":status", "200"),
        CreateHeaderField(":status", "204"),
        CreateHeaderField(":status", "206"),
        CreateHeaderField(":status", "304"),
        CreateHeaderField(":status", "400"),
        CreateHeaderField(":status", "404"),
        CreateHeaderField(":status", "500"),
        CreateHeaderField("accept-charset", ""),
        CreateHeaderField("accept-encoding", "gzip, deflate"),
        CreateHeaderField("accept-language", ""),
        CreateHeaderField("accept-ranges", ""),
        CreateHeaderField("accept", ""),
        CreateHeaderField("access-control-allow-origin", ""),
        CreateHeaderField("age", ""),
        CreateHeaderField("allow", ""),
        CreateHeaderField("authorization", ""),
        CreateHeaderField("cache-control", ""),
        CreateHeaderField("content-disposition", ""),
        CreateHeaderField("content-encoding", ""),
        CreateHeaderField("content-language", ""),
        CreateHeaderField("content-length", ""),
        CreateHeaderField("content-location", ""),
        CreateHeaderField("content-range", ""),
        CreateHeaderField("content-type", ""),
        CreateHeaderField("cookie", ""),
        CreateHeaderField("date", ""),
        CreateHeaderField("etag", ""),
        CreateHeaderField("expect", ""),
        CreateHeaderField("expires", ""),
        CreateHeaderField("from", ""),
        CreateHeaderField("host", ""),
        CreateHeaderField("if-match", ""),
        CreateHeaderField("if-modified-since", ""),
        CreateHeaderField("if-none-match", ""),
        CreateHeaderField("if-range", ""),
        CreateHeaderField("if-unmodified-since", ""),
        CreateHeaderField("last-modified", ""),
        CreateHeaderField("link", ""),
        CreateHeaderField("location", ""),
        CreateHeaderField("max-forwards", ""),
        CreateHeaderField("proxy-authenticate", ""),
        CreateHeaderField("proxy-authorization", ""),
        CreateHeaderField("range", ""),
        CreateHeaderField("referer", ""),
        CreateHeaderField("refresh", ""),
        CreateHeaderField("retry-after", ""),
        CreateHeaderField("server", ""),
        CreateHeaderField("set-cookie", ""),
        CreateHeaderField("strict-transport-security", ""),
        CreateHeaderField("transfer-encoding", ""),
        CreateHeaderField("user-agent", ""),
        CreateHeaderField("vary", ""),
        CreateHeaderField("via", ""),
        CreateHeaderField("www-authenticate", "")
    };
 
    public static int Count => s_staticDecoderTable.Length;
 
    public static ref readonly HeaderField Get(int index)
    {
        return ref s_staticDecoderTable[index];
    }
 
    private static HeaderField CreateHeaderField(string name, string value)
    {
        return new HeaderField(Encoding.ASCII.GetBytes(name), (value.Length != 0) ? Encoding.ASCII.GetBytes(value) : Array.Empty<byte>());
    }
}