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/*
* Copyright (c) 2022 Vaughn Nugent
*
* Library: VNLib
* Package: VNLib.Net.Http
* File: ITransportProvider.cs
*
* ITransportProvider.cs is part of VNLib.Net.Http which is part of the larger
* VNLib collection of libraries and utilities.
*
* VNLib.Net.Http is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* VNLib.Net.Http is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see https://www.gnu.org/licenses/.
*/
using System.Threading;
using System.Threading.Tasks;
namespace VNLib.Net.Http
{
/// <summary>
/// Listens for network connections and captures the information
/// required for application processing
/// </summary>
public interface ITransportProvider
{
/// <summary>
/// Begins listening for connections (binds a socket if necessary) and is
/// called before the server begins listening for connections.
/// </summary>
/// <param name="stopToken">A token that is cancelled when the server is closed</param>
void Start(CancellationToken stopToken);
/// <summary>
/// Waits for a new connection to be established and returns its context. This method
/// should only return an established connection (ie: connected socket).
/// </summary>
/// <param name="cancellation">A token to cancel the wait operation</param>
/// <returns>A <see cref="ValueTask"/> that returns an established connection</returns>
ValueTask<ITransportContext> AcceptAsync(CancellationToken cancellation);
}
}
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