/*
 * wnix, a Unix-like operating system for WebAssembly applications.
 * Copyright (C) 2025  Xavier Del Campo Romero
 *
 * This program 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.
 *
 * 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 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/>.
 */

#ifndef AIO_H
#define AIO_H

#include <fs/fs.h>
#include <sys/types.h>
#include <state.h>
#include <stdbool.h>
#include <stddef.h>

struct aio_poll
{
    const struct aio *aio;
    bool done;
    int error;
    struct aio_poll *prev, *next;
};

struct aio_done
{
    int (*f)(enum state state, void *args);
    void *args;
};

struct aio_mount
{
    struct fs_mount mount;
    const char *type;
};

struct aio *aio_mount(const struct aio_mount *m, const struct aio_done *d);
struct aio *aio_mkdir(const struct fs_mkdir *m, const struct aio_done *d);
struct aio *aio_open(const struct fs_open *o, const struct aio_done *d);
struct aio *aio_read(const struct fs_read *r, const struct aio_done *d);
struct aio *aio_write(const struct fs_write *w, const struct aio_done *d);
struct aio *aio_stat(const struct fs_stat *s, const struct aio_done *d);
int aio_read_nb(const struct fs_read *r);
int aio_poll(struct aio_poll *p, int ms);
int aio_close(struct fs_fd *fd);
void aio_free(struct aio *io);

#endif