//
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// Copyright 2018 Staysail Systems, Inc. <info@staysail.tech>
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// Copyright 2018 Capitar IT Group BV <info@capitar.com>
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//
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// This software is supplied under the terms of the MIT License, a
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// copy of which should be located in the distribution where this
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// file was obtained (LICENSE.txt). A copy of the license may also be
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// found online at https://opensource.org/licenses/MIT.
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//
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#ifndef PLATFORM_POSIX_AIO_H
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#define PLATFORM_POSIX_AIO_H
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// This file defines structures we will use for emulating asynchronous I/O
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// on POSIX. POSIX lacks the support for callback based asynchronous I/O
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// that we have on Windows, although it has a non-widely support aio layer
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// that is not very performant on many systems. So we emulate this using
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// one of several possible different backends.
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#include "core/nng_impl.h"
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#include "posix_pollq.h"
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#include <sys/stat.h> // needed for musl build
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#include <sys/types.h> // needed for mode_t
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typedef struct nni_posix_pipedesc nni_posix_pipedesc;
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typedef struct nni_posix_epdesc nni_posix_epdesc;
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extern int nni_posix_pipedesc_init(nni_posix_pipedesc **, nni_posix_pfd *);
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extern void nni_posix_pipedesc_fini(nni_posix_pipedesc *);
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extern void nni_posix_pipedesc_recv(nni_posix_pipedesc *, nni_aio *);
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extern void nni_posix_pipedesc_send(nni_posix_pipedesc *, nni_aio *);
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extern void nni_posix_pipedesc_close(nni_posix_pipedesc *);
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extern int nni_posix_pipedesc_peername(nni_posix_pipedesc *, nni_sockaddr *);
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extern int nni_posix_pipedesc_sockname(nni_posix_pipedesc *, nni_sockaddr *);
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extern int nni_posix_pipedesc_set_nodelay(nni_posix_pipedesc *, bool);
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extern int nni_posix_pipedesc_set_keepalive(nni_posix_pipedesc *, bool);
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extern int nni_posix_pipedesc_get_peerid(
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nni_posix_pipedesc *, uint64_t *, uint64_t *, uint64_t *, uint64_t *);
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extern int nni_posix_epdesc_init(nni_posix_epdesc **, int);
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extern void nni_posix_epdesc_set_local(nni_posix_epdesc *, void *, size_t);
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extern void nni_posix_epdesc_set_remote(nni_posix_epdesc *, void *, size_t);
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extern void nni_posix_epdesc_fini(nni_posix_epdesc *);
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extern void nni_posix_epdesc_close(nni_posix_epdesc *);
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extern void nni_posix_epdesc_connect(nni_posix_epdesc *, nni_aio *);
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extern int nni_posix_epdesc_listen(nni_posix_epdesc *);
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extern void nni_posix_epdesc_accept(nni_posix_epdesc *, nni_aio *);
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extern int nni_posix_epdesc_sockname(nni_posix_epdesc *, nni_sockaddr *);
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extern int nni_posix_epdesc_set_permissions(nni_posix_epdesc *, mode_t);
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#endif // PLATFORM_POSIX_AIO_H
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