//
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// Copyright 2021 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_IMPL_H
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#define PLATFORM_POSIX_IMPL_H
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// Some dependency notes:
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//
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// NNG_PLATFORM_POSIX_THREAD depends on NNG_PLATFORM_POSIX_CLOCK. Also,
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// when using NNG_PLATFORM_POSIX_CLOCK, your condition variable timeouts need
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// to use the same base clock values. Normally these should be used
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// together. Almost everything depends on NNG_PLATFORM_POSIX_DEBUG.
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#ifdef NNG_PLATFORM_POSIX
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#define NNG_PLATFORM_POSIX_ALLOC
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#define NNG_PLATFORM_POSIX_DEBUG
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#define NNG_PLATFORM_POSIX_CLOCK
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#define NNG_PLATFORM_POSIX_IPC
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#define NNG_PLATFORM_POSIX_TCP
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#define NNG_PLATFORM_POSIX_PIPE
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#define NNG_PLATFORM_POSIX_RANDOM
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#define NNG_PLATFORM_POSIX_SOCKET
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#define NNG_PLATFORM_POSIX_THREAD
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#define NNG_PLATFORM_POSIX_PIPEDESC
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#define NNG_PLATFORM_POSIX_EPDESC
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#define NNG_PLATFORM_POSIX_SOCKADDR
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#define NNG_PLATFORM_POSIX_UDP
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#include "platform/posix/posix_config.h"
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#endif
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#ifdef NNG_PLATFORM_POSIX_SOCKADDR
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#include <sys/socket.h>
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extern int nni_posix_sockaddr2nn(nni_sockaddr *, const void *, size_t);
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extern size_t nni_posix_nn2sockaddr(void *, const nni_sockaddr *);
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#endif
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#ifdef NNG_PLATFORM_POSIX_DEBUG
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extern int nni_plat_errno(int);
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#endif
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// Define types that this platform uses.
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#ifdef NNG_PLATFORM_POSIX_THREAD
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#include <pthread.h>
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// These types are provided for here, to permit them to be directly inlined
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// elsewhere.
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struct nni_plat_mtx {
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pthread_mutex_t mtx;
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};
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struct nni_rwlock {
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pthread_rwlock_t rwl;
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};
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struct nni_plat_cv {
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pthread_cond_t cv;
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nni_plat_mtx * mtx;
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};
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struct nni_plat_thr {
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pthread_t tid;
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void (*func)(void *);
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void *arg;
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};
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struct nni_plat_flock {
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int fd;
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};
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#define NNG_PLATFORM_DIR_SEP "/"
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#ifdef NNG_HAVE_STDATOMIC
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#include <stdatomic.h>
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struct nni_atomic_flag {
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atomic_flag f;
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};
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struct nni_atomic_int {
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atomic_int v;
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};
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struct nni_atomic_u64 {
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atomic_uint_fast64_t v;
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};
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struct nni_atomic_bool {
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atomic_bool v;
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};
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#else // NNG_HAVE_C11_ATOMIC
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struct nni_atomic_flag {
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bool f;
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};
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struct nni_atomic_bool {
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bool b;
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};
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struct nni_atomic_int {
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int v;
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};
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struct nni_atomic_u64 {
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uint64_t v;
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};
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#endif
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#endif
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extern int nni_posix_pollq_sysinit(void);
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extern void nni_posix_pollq_sysfini(void);
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extern int nni_posix_resolv_sysinit(void);
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extern void nni_posix_resolv_sysfini(void);
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#endif // PLATFORM_POSIX_IMPL_H
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