iolist.h

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/*
 * Copyright (C) 2018 Kaspar Schleiser <kaspar@schleiser.de>
 *               2018 Inria
 *               2018 Freie Universität Berlin
 *
 * This file is subject to the terms and conditions of the GNU Lesser
 * General Public License v2.1. See the file LICENSE in the top level
 * directory for more details.
 */
 
#ifndef IOLIST_H
#define IOLIST_H
 
#include <unistd.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef struct iolist iolist_t;
 
struct iolist {
    iolist_t *iol_next;     
    void *iol_base;         
    size_t iol_len;         
};
 
unsigned iolist_count(const iolist_t *iolist);
 
size_t iolist_size(const iolist_t *iolist);
 
struct iovec;
 
size_t iolist_to_iovec(const iolist_t *iolist, struct iovec *iov, unsigned *count);
 
ssize_t iolist_to_buffer(const iolist_t *iolist, void *dst, size_t len);
 
#ifdef __cplusplus
}
#endif
#endif /* IOLIST_H */