/* Copyright (C) 2024 Open Information Security Foundation

 *

 * You can copy, redistribute or modify this Program under the terms of

 * the GNU General Public License version 2 as published by the Free

 * Software Foundation.

 *

 * This program 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 General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * version 2 along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

 * 02110-1301, USA.

 */

#include "thread-callbacks.h"

typedef struct ThreadInitCallback_ {

    SCThreadInitCallbackFn Callback;

    void *user;

    struct ThreadInitCallback_ *next;

} ThreadInitCallback;

static ThreadInitCallback *init_callbacks = NULL;

bool SCThreadRegisterInitCallback(SCThreadInitCallbackFn fn, void *user)

{

    ThreadInitCallback *cb = SCCalloc(1, sizeof(*cb));

    if (cb == NULL) {

        return false;

    }

    cb->Callback = fn;

    cb->user = user;

    if (init_callbacks == NULL) {

        init_callbacks = cb;

    } else {

        ThreadInitCallback *current = init_callbacks;

        while (current->next != NULL) {

            current = current->next;

        }

        current->next = cb;

    }

    return true;

}

void SCThreadRunInitCallbacks(ThreadVars *tv)

{

    ThreadInitCallback *cb = init_callbacks;

    while (cb != NULL) {

        cb->Callback(tv, cb->user);

        cb = cb->next;

    }

}