/*
 * This file is part of the Flowee project
 * Copyright (C) 2009-2010 Satoshi Nakamoto
 * Copyright (C) 2009-2015 The Bitcoin Core developers
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef FLOWEE_COMPAT_H
#define FLOWEE_COMPAT_H

#if defined(HAVE_CONFIG_H)
#include "config/flowee-config.h"
#endif

#ifdef WIN32
#ifdef _WIN32_WINNT
#undef _WIN32_WINNT
#endif
#define _WIN32_WINNT 0x0501
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN 1
#endif
#ifndef NOMINMAX
#define NOMINMAX
#endif
#ifdef FD_SETSIZE
#undef FD_SETSIZE // prevent redefinition compiler warning
#endif
#define FD_SETSIZE 1024 // max number of fds in fd_set

#include <winsock2.h>     // Must be included before mswsock.h and windows.h

#include <mswsock.h>
#include <windows.h>
#include <ws2tcpip.h>
#else
#include <sys/fcntl.h>
#include <sys/mman.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <net/if.h>
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <arpa/inet.h>
#include <ifaddrs.h>
#include <climits>
#include <netdb.h>
#include <unistd.h>
#endif

#ifdef WIN32
#define MSG_DONTWAIT        0
#else
typedef u_int SOCKET;
#include "errno.h"
#define WSAGetLastError()   errno
#define WSAEINVAL           EINVAL
#define WSAEALREADY         EALREADY
#define WSAEWOULDBLOCK      EWOULDBLOCK
#define WSAEMSGSIZE         EMSGSIZE
#define WSAEINTR            EINTR
#define WSAEINPROGRESS      EINPROGRESS
#define WSAEADDRINUSE       EADDRINUSE
#define WSAENOTSOCK         EBADF
#define INVALID_SOCKET      (SOCKET)(~0)
#define SOCKET_ERROR        -1
#endif

#ifdef WIN32
#ifndef S_IRUSR
#define S_IRUSR             0400
#define S_IWUSR             0200
#endif
#else
#define MAX_PATH            1024
#endif

// As Solaris does not have the MSG_NOSIGNAL flag for send(2) syscall, it is defined as 0
#if !defined(HAVE_MSG_NOSIGNAL) && !defined(MSG_NOSIGNAL)
#define MSG_NOSIGNAL 0
#elif defined(__APPLE__)
#define MSG_NOSIGNAL SO_NOSIGPIPE
#endif

#ifndef WIN32
// PRIO_MAX is not defined on Solaris
#ifndef PRIO_MAX
#define PRIO_MAX 20
#endif
#define THREAD_PRIORITY_LOWEST          PRIO_MAX
#define THREAD_PRIORITY_BELOW_NORMAL    2
#define THREAD_PRIORITY_NORMAL          0
#define THREAD_PRIORITY_ABOVE_NORMAL    (-2)
#endif

#if HAVE_DECL_STRNLEN == 0
size_t strnlen( const char *start, size_t max_len);
#endif // HAVE_DECL_STRNLEN

bool static inline IsSelectableSocket(SOCKET s) {
#ifdef WIN32
    return true;
#else
    return (s < FD_SETSIZE);
#endif
}

#endif