kernel/lib/libc/include/iovec.h

// Copyright 2016 The Fuchsia Authors
// Copyright (c) 2014 Travis Geiselbrecht
//
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file or at
// https://opensource.org/licenses/MIT

#pragma once

#include <zircon/compiler.h>
#include <stddef.h>
#include <sys/types.h>

__BEGIN_CDECLS

typedef struct iovec {
    void *iov_base;
    size_t iov_len;
} iovec_t;

ssize_t iovec_size(const iovec_t *iov, uint iov_cnt);

ssize_t iovec_to_membuf(uint8_t *buf, uint buf_len,
                        const iovec_t *iov, uint iov_cnt, uint iov_pos);

__END_CDECLS