stream_types.h

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/* SPDX-License-Identifier: GPL-3.0-or-later
 * Copyright (C) 2026 Sylvain Labopin
 */
 
#ifndef LEXLEO_STREAM_TYPES_H
#define LEXLEO_STREAM_TYPES_H
 
#include "policy/lexleo_cstd_types.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef struct stream_t stream_t;
 
typedef enum {
    STREAM_STATUS_OK = 0,
 
    STREAM_STATUS_EOF,
 
    STREAM_STATUS_INVALID,
 
    STREAM_STATUS_IO_ERROR,
 
    STREAM_STATUS_NO_BACKEND,
 
    STREAM_STATUS_OOM,
 
    STREAM_STATUS_NOT_FOUND,
 
    STREAM_STATUS_ALREADY_EXISTS,
 
    STREAM_STATUS_FULL
} stream_status_t;
 
typedef struct stream_ops_t {
    size_t (*read)(stream_t *s, void *buf, size_t n, stream_status_t *st);
 
    size_t (*write)(stream_t *s, const void *buf, size_t n, stream_status_t *st);
 
    stream_status_t (*flush)(stream_t *s);
} stream_ops_t;
 
#ifdef __cplusplus
}
#endif
 
#endif // LEXLEO_STREAM_TYPES_H