/*
 * SRT - Secure, Reliable, Transport
 * Copyright (c) 2021 Haivision Systems Inc.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 */

 /*****************************************************************************
 Written by
    Haivision Systems Inc.
 *****************************************************************************/

#include "platform_sys.h"

#include "group_common.h"
#include "api.h"

namespace srt
{
    namespace groups
    {

        SocketData prepareSocketData(CUDTSocket* s)
        {
            // This uses default SRT_GST_BROKEN because when the group operation is done,
            // then the SRT_GST_IDLE state automatically turns into SRT_GST_RUNNING. This is
            // recognized as an initial state of the fresh added socket to the group,
            // so some "initial configuration" must be done on it, after which it's
            // turned into SRT_GST_RUNNING, that is, it's treated as all others. When
            // set to SRT_GST_BROKEN, this socket is disregarded. This socket isn't cleaned
            // up, however, unless the status is simultaneously SRTS_BROKEN.

            // The order of operations is then:
            // - add the socket to the group in this "broken" initial state
            // - connect the socket (or get it extracted from accept)
            // - update the socket state (should be SRTS_CONNECTED)
            // - once the connection is established (may take time with connect), set SRT_GST_IDLE
            // - the next operation of send/recv will automatically turn it into SRT_GST_RUNNING
            SocketData sd = {
                s->m_SocketID,
                s,
                -1,
                SRTS_INIT,
                SRT_GST_BROKEN,
                SRT_GST_BROKEN,
                -1,
                -1,
                sockaddr_any(),
                sockaddr_any(),
                false,
                false,
                false,
                0 // weight
            };
            return sd;
        }

    } // namespace groups
} // namespace srt
