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//
// Copyright 2021 Staysail Systems, Inc. <info@staysail.tech>
// Copyright 2018 Capitar IT Group BV <info@capitar.com>
//
// This software is supplied under the terms of the MIT License, a
// copy of which should be located in the distribution where this
// file was obtained (LICENSE.txt). A copy of the license may also be
// found online at https://opensource.org/licenses/MIT.
//
#ifndef PLATFORM_POSIX_IMPL_H
#define PLATFORM_POSIX_IMPL_H
// Some dependency notes:
//
// NNG_PLATFORM_POSIX_THREAD depends on NNG_PLATFORM_POSIX_CLOCK. Also,
// when using NNG_PLATFORM_POSIX_CLOCK, your condition variable timeouts need
// to use the same base clock values. Normally these should be used
// together. Almost everything depends on NNG_PLATFORM_POSIX_DEBUG.
#ifdef NNG_PLATFORM_POSIX
#define NNG_PLATFORM_POSIX_ALLOC
#define NNG_PLATFORM_POSIX_DEBUG
#define NNG_PLATFORM_POSIX_CLOCK
#define NNG_PLATFORM_POSIX_IPC
#define NNG_PLATFORM_POSIX_TCP
#define NNG_PLATFORM_POSIX_PIPE
#define NNG_PLATFORM_POSIX_RANDOM
#define NNG_PLATFORM_POSIX_SOCKET
#define NNG_PLATFORM_POSIX_THREAD
#define NNG_PLATFORM_POSIX_PIPEDESC
#define NNG_PLATFORM_POSIX_EPDESC
#define NNG_PLATFORM_POSIX_SOCKADDR
#define NNG_PLATFORM_POSIX_UDP
#include "platform/posix/posix_config.h"
#endif
#ifdef NNG_PLATFORM_POSIX_SOCKADDR
#include <sys/socket.h>
extern int nni_posix_sockaddr2nn(nni_sockaddr *, const void *, size_t);
extern size_t nni_posix_nn2sockaddr(void *, const nni_sockaddr *);
#endif
#ifdef NNG_PLATFORM_POSIX_DEBUG
extern int nni_plat_errno(int);
#endif
// Define types that this platform uses.
#ifdef NNG_PLATFORM_POSIX_THREAD
#include <pthread.h>
// These types are provided for here, to permit them to be directly inlined
// elsewhere.
struct nni_plat_mtx {
pthread_mutex_t mtx;
};
struct nni_rwlock {
pthread_rwlock_t rwl;
};
struct nni_plat_cv {
pthread_cond_t cv;
nni_plat_mtx * mtx;
};
struct nni_plat_thr {
pthread_t tid;
void (*func)(void *);
void *arg;
};
struct nni_plat_flock {
int fd;
};
#define NNG_PLATFORM_DIR_SEP "/"
#ifdef NNG_HAVE_STDATOMIC
#include <stdatomic.h>
struct nni_atomic_flag {
atomic_flag f;
};
struct nni_atomic_int {
atomic_int v;
};
struct nni_atomic_u64 {
atomic_uint_fast64_t v;
};
struct nni_atomic_bool {
atomic_bool v;
};
#else // NNG_HAVE_C11_ATOMIC
struct nni_atomic_flag {
bool f;
};
struct nni_atomic_bool {
bool b;
};
struct nni_atomic_int {
int v;
};
struct nni_atomic_u64 {
uint64_t v;
};
#endif
#endif
extern int nni_posix_pollq_sysinit(void);
extern void nni_posix_pollq_sysfini(void);
extern int nni_posix_resolv_sysinit(void);
extern void nni_posix_resolv_sysfini(void);
#endif // PLATFORM_POSIX_IMPL_H
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