enet-improved-csharp/Source/Native/enet.h

/*
 *  ENet reliable UDP networking library
 *  Improvements (c) SoftwareGuy (Coburn), c6burns
 *	Original copyright (c) 2018 Lee Salzman, Vladyslav Hrytsenko, Dominik Madarász, Stanislav Denisov
 *
 *  Permission is hereby granted, free of charge, to any person obtaining a copy
 *  of this software and associated documentation files (the "Software"), to deal
 *  in the Software without restriction, including without limitation the rights
 *  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 *  copies of the Software, and to permit persons to whom the Software is
 *  furnished to do so, subject to the following conditions:
 *
 *  The above copyright notice and this permission notice shall be included in all
 *  copies or substantial portions of the Software.
 *
 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 *  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 *  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 *  SOFTWARE.
 */

#ifndef ENET_H
#define ENET_H

#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#include <time.h>

#include "enet_log.h"

#define ENET_VERSION_MAJOR 2
#define ENET_VERSION_MINOR 3
#define ENET_VERSION_PATCH 0
#define ENET_VERSION_CREATE(major, minor, patch) (((major) << 16) | ((minor) << 8) | (patch))
#define ENET_VERSION_GET_MAJOR(version) (((version) >> 16) & 0xFF)
#define ENET_VERSION_GET_MINOR(version) (((version) >> 8) & 0xFF)
#define ENET_VERSION_GET_PATCH(version) ((version) & 0xFF)
#define ENET_VERSION ENET_VERSION_CREATE(ENET_VERSION_MAJOR, ENET_VERSION_MINOR, ENET_VERSION_PATCH)

#define ENET_TIME_OVERFLOW 86400000
#define ENET_TIME_LESS(a, b) ((a) - (b) >= ENET_TIME_OVERFLOW)
#define ENET_TIME_GREATER(a, b) ((b) - (a) >= ENET_TIME_OVERFLOW)
#define ENET_TIME_LESS_EQUAL(a, b) (!ENET_TIME_GREATER(a, b))
#define ENET_TIME_GREATER_EQUAL(a, b) (!ENET_TIME_LESS(a, b))
#define ENET_TIME_DIFFERENCE(a, b) ((a) - (b) >= ENET_TIME_OVERFLOW ? (b) - (a) : (a) - (b))

#define ENET_MAX(x, y) ((x) > (y) ? (x) : (y))
#define ENET_MIN(x, y) ((x) < (y) ? (x) : (y))

#define ENET_SRTT_INITIAL 1.0
#define ENET_SRTT_PARA_G 0.125

 /*
 =======================================================================
	 ENET Error Codes
 =======================================================================
 */
 // General
#define ENET_LIBRARY_TOO_OLD -1
#define ENET_LIBRARY_MEMALLOC_NULL -2
// Address and Socket Lookup failures
#define ENET_INET_PTON_FAILURE -5
#define ENET_GETADDRINFO_FAILURE -6
#define ENET_GETSOCKINFO_FAILURE -7
// Host errors
#define ENET_HOST_CHANNEL_GREATER_OR_WEIRD_PEER_STATE -10
#define ENET_HOST_INTERCEPT_FAILURE -11
#define ENET_HOST_FUNKYSTUFF -12 
#define ENET_HOST_RANDOMERROR -13
// Dispatching errors
#define ENET_DISPATCH_INCOMING_FAILURE -20
#define ENET_DISPATCH_OUTGOING_FAILURE -21
// Servicing errors
#define ENET_SERVICE_SEND_OUTGOING_FAILURE -22
#define ENET_SERVICE_RECEIVE_INCOMING_FAILURE -23
// Protocol errors
#define ENET_PROTOCOL_CMD_FAIL -25
#define ENET_PROTOCOL_SEND_FAIL -26
// Packet errors
#define ENET_PACKET_DATA_FRAGMENT_WEIRDNESS -30
#define ENET_PACKET_DATA_LENGTH_WEIRDNESS -31
#define ENET_PACKET_DATA_LENGTH_NEGATIVE -32
#define ENET_PACKET_STARTCMD_NULL -33
#define ENET_PACKET_IS_BAD -34
// Peer errors
#define ENET_PEER_NOT_CONNECTED_CORRECTLY -40
#define ENET_PEER_BAD_COMMAND_NUMBER -41
#define ENET_PEER_BECAME_ZOMBIE -42
#define ENET_PEER_SENDFAIL_GENERIC -43
#define ENET_PEER_SENDFAIL_FRAGMENTOVERLOAD -44
#define ENET_PEER_SENDFAIL_FRAGMENTNULL -45
// Socket errors
#define ENET_SOCKET_MSGTRUNCATED -50
#define ENET_SOCKET_WINSOCKMISMATCH -51
#define ENET_SOCKET_WSAFAILED -52
// #define ENET_SOCKET_INVALID -53 <-- conflicts with existing defintion, don't uncomment this
#define ENET_SOCKET_MSGPARTIAL -54
#define ENET_SOCKET_WAITPOLL_NEGATIVE -55
#define ENET_SOCKET_SEND_WEIRDNESS -56
#define ENET_SOCKET_RECEIVE_WEIRDNESS -57
#define ENET_SOCKET_GETSOCKNAME_FAILURE -58
// Queue errors
#define ENET_PEER_QUEUE_INCOMING_FAILURE -60
#define ENET_PEER_QUEUE_OUTGOING_FAILURE -61
#define ENET_PEER_QUEUE_OUTGOING_NULL -62
// "WTF happened here?" for when you don't know what ENET is doing
#define ENET_GENERAL_WHAT_THE_F	-255

 /*
 =======================================================================
	 System differences
 =======================================================================
 */

#ifdef _WIN32
#if defined(_MSC_VER) && defined(ENET_IMPLEMENTATION)
#pragma warning(disable: 4244) /* 64-bit to 32-bit integer conversion */
#pragma warning(disable: 4267) /* size_t to integer conversion */
#endif

#ifndef ENET_NO_PRAGMA_LINK
#pragma comment(lib, "ws2_32.lib")
#pragma comment(lib, "winmm.lib")
#endif

#if _MSC_VER >= 1910
 /* It looks like there were changes as of Visual Studio 2017 and there are no 32/64 bit
 versions of _InterlockedExchange[operation], only InterlockedExchange[operation]
 (without leading underscore), so we have to distinguish between compiler versions */
#define NOT_UNDERSCORED_INTERLOCKED_EXCHANGE
#endif

#ifdef __GNUC__
#if (_WIN32_WINNT < 0x0501)
#undef _WIN32_WINNT
#define _WIN32_WINNT 0x0501
#endif
#endif

#include <winsock2.h>
#include <ws2tcpip.h>
#include <mmsystem.h>
#include <intrin.h>

#if defined(_WIN32) && defined(_MSC_VER)
#if _MSC_VER < 1900
typedef struct timespec {
	long tv_sec;
	long tv_nsec;
};
#endif
#define CLOCK_MONOTONIC 0
#endif

typedef SOCKET ENetSocket;

#define ENET_SOCKET_NULL INVALID_SOCKET

typedef struct {
	size_t dataLength;
	void* data;
} ENetBuffer;

#define ENET_CALLBACK __cdecl

#ifdef ENET_DLL
#ifdef ENET_IMPLEMENTATION
#define ENET_API __declspec(dllexport)
#else
#define ENET_API __declspec(dllimport)
#endif
#else
#define ENET_API extern
#endif
#else
#include <sys/types.h>
#include <sys/ioctl.h>
#include <sys/time.h>
#include <sys/socket.h>
#include <poll.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <netdb.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include <fcntl.h>

#ifdef __APPLE__
#include <mach/clock.h>
#include <mach/mach.h>
#include <Availability.h>
#endif

#ifndef MSG_NOSIGNAL
#define MSG_NOSIGNAL 0
#endif

#ifdef MSG_MAXIOVLEN
#define ENET_BUFFER_MAXIMUM MSG_MAXIOVLEN
#endif

typedef int ENetSocket;

#define ENET_SOCKET_NULL -1

typedef struct {
	void* data;
	size_t dataLength;
} ENetBuffer;

#define ENET_CALLBACK
#define ENET_API extern
#endif

#ifndef ENET_BUFFER_MAXIMUM
#define ENET_BUFFER_MAXIMUM (1 + 2 * ENET_PROTOCOL_MAXIMUM_PACKET_COMMANDS)
#endif

#define ENET_HOST_ANY in6addr_any
#define ENET_PORT_ANY 0
#define ENET_HOST_SIZE 1025

#define ENET_HOST_TO_NET_16(value) (htons(value))
#define ENET_HOST_TO_NET_32(value) (htonl(value))
#define ENET_NET_TO_HOST_16(value) (ntohs(value))
#define ENET_NET_TO_HOST_32(value) (ntohl(value))

#ifdef __cplusplus
extern "C" {
#endif

	/*
	=======================================================================
		Internals
	=======================================================================
	*/

	typedef uint8_t enet_uint8;
	typedef uint16_t enet_uint16;
	typedef uint32_t enet_uint32;
	typedef uint64_t enet_uint64;

	typedef enet_uint32 ENetVersion;

	typedef fd_set ENetSocketSet;

	typedef struct _ENetCallbacks {
		void* (ENET_CALLBACK* malloc)(size_t size);
		void (ENET_CALLBACK* free)(void* memory);
		void (ENET_CALLBACK* noMemory)(void);
	} ENetCallbacks;

	extern void* enet_malloc(size_t);
	extern void enet_free(void*);

	typedef struct _ENetListNode {
		struct _ENetListNode* next;
		struct _ENetListNode* previous;
	} ENetListNode;

	typedef ENetListNode* ENetListIterator;

	typedef struct _ENetList {
		ENetListNode sentinel;
	} ENetList;

	extern ENetListIterator enet_list_insert(ENetListIterator, void*);
	extern ENetListIterator enet_list_move(ENetListIterator, void*, void*);
	extern void* enet_list_remove(ENetListIterator);
	extern void enet_list_clear(ENetList*);
	extern size_t enet_list_size(ENetList*);

#define enet_list_begin(list) ((list)->sentinel.next)
#define enet_list_end(list) (&(list)->sentinel)
#define enet_list_empty(list) (enet_list_begin(list) == enet_list_end(list))
#define enet_list_next(iterator) ((iterator)->next)
#define enet_list_previous(iterator) ((iterator)->previous)
#define enet_list_front(list) ((void*)(list)->sentinel.next)
#define enet_list_back(list) ((void*)(list)->sentinel.previous)

#ifndef IN4ADDR
#define IN4ADDR

	struct in4_addr {
		uint8_t zeros[10];
		uint16_t ffff;
		struct in_addr ip;
	};

#endif

	// Cherry picked from nxrighthere repo, commit d9ad27e: "Avoid naming collision"
#define enet_in6_equal(a, b) (memcmp(&a, &b, sizeof(struct in6_addr)) == 0)

	/*
	=======================================================================
		Protocol
	=======================================================================
	*/

	enum {
		ENET_PROTOCOL_MINIMUM_MTU = 576,
		ENET_PROTOCOL_MAXIMUM_MTU = 4096,
		ENET_PROTOCOL_MAXIMUM_PACKET_COMMANDS = 32,
		ENET_PROTOCOL_MINIMUM_WINDOW_SIZE = 4096,
		ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE = 65536,
		ENET_PROTOCOL_MINIMUM_CHANNEL_COUNT = 1,
		ENET_PROTOCOL_MAXIMUM_CHANNEL_COUNT = 255,
		ENET_PROTOCOL_MAXIMUM_PEER_ID = 0xFFF,
		ENET_PROTOCOL_MAXIMUM_FRAGMENT_COUNT = 1024 * 1024
	};

	typedef enum _ENetProtocolCommand {
		ENET_PROTOCOL_COMMAND_NONE = 0,
		ENET_PROTOCOL_COMMAND_ACKNOWLEDGE = 1,
		ENET_PROTOCOL_COMMAND_CONNECT = 2,
		ENET_PROTOCOL_COMMAND_VERIFY_CONNECT = 3,
		ENET_PROTOCOL_COMMAND_DISCONNECT = 4,
		ENET_PROTOCOL_COMMAND_PING = 5,
		ENET_PROTOCOL_COMMAND_SEND_RELIABLE = 6,
		ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE = 7,
		ENET_PROTOCOL_COMMAND_SEND_FRAGMENT = 8,
		ENET_PROTOCOL_COMMAND_SEND_UNSEQUENCED = 9,
		ENET_PROTOCOL_COMMAND_BANDWIDTH_LIMIT = 10,
		ENET_PROTOCOL_COMMAND_THROTTLE_CONFIGURE = 11,
		ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE_FRAGMENT = 12,
		ENET_PROTOCOL_COMMAND_COUNT = 13,
		ENET_PROTOCOL_COMMAND_MASK = 0x0F
	} ENetProtocolCommand;

	typedef enum _ENetProtocolFlag {
		ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE = (1 << 7),
		ENET_PROTOCOL_COMMAND_FLAG_UNSEQUENCED = (1 << 6),
		ENET_PROTOCOL_HEADER_FLAG_SENT_TIME = (1 << 14),
		ENET_PROTOCOL_HEADER_FLAG_COMPRESSED = (1 << 15),
		ENET_PROTOCOL_HEADER_FLAG_MASK = ENET_PROTOCOL_HEADER_FLAG_SENT_TIME | ENET_PROTOCOL_HEADER_FLAG_COMPRESSED,
		ENET_PROTOCOL_HEADER_SESSION_MASK = (3 << 12),
		ENET_PROTOCOL_HEADER_SESSION_SHIFT = 12
	} ENetProtocolFlag;

#ifdef _MSC_VER
#pragma pack(push, 1)
#define ENET_PACKED
#elif defined(__GNUC__) || defined(__clang__)
#define ENET_PACKED __attribute__ ((packed))
#else
#define ENET_PACKED
#endif

	typedef struct _ENetProtocolHeader {
		enet_uint16 peerID;
		enet_uint16 sentTime;
	} ENET_PACKED ENetProtocolHeader;

	typedef struct _ENetProtocolCommandHeader {
		enet_uint8 command;
		enet_uint8 channelID;
		enet_uint16 reliableSequenceNumber;
	} ENET_PACKED ENetProtocolCommandHeader;

	typedef struct _ENetProtocolAcknowledge {
		ENetProtocolCommandHeader header;
		enet_uint16 receivedReliableSequenceNumber;
		enet_uint16 receivedSentTime;
	} ENET_PACKED ENetProtocolAcknowledge;

	typedef struct _ENetProtocolConnect {
		ENetProtocolCommandHeader header;
		enet_uint16 outgoingPeerID;
		enet_uint8 incomingSessionID;
		enet_uint8 outgoingSessionID;
		enet_uint32 mtu;
		enet_uint32 windowSize;
		enet_uint32 channelCount;
		enet_uint32 incomingBandwidth;
		enet_uint32 outgoingBandwidth;
		enet_uint32 packetThrottleInterval;
		enet_uint32 packetThrottleAcceleration;
		enet_uint32 packetThrottleDeceleration;
		enet_uint32 connectID;
		enet_uint32 data;
	} ENET_PACKED ENetProtocolConnect;

	typedef struct _ENetProtocolVerifyConnect {
		ENetProtocolCommandHeader header;
		enet_uint16 outgoingPeerID;
		enet_uint8 incomingSessionID;
		enet_uint8 outgoingSessionID;
		enet_uint32 mtu;
		enet_uint32 windowSize;
		enet_uint32 channelCount;
		enet_uint32 incomingBandwidth;
		enet_uint32 outgoingBandwidth;
		enet_uint32 packetThrottleInterval;
		enet_uint32 packetThrottleAcceleration;
		enet_uint32 packetThrottleDeceleration;
		enet_uint32 connectID;
	} ENET_PACKED ENetProtocolVerifyConnect;

	typedef struct _ENetProtocolBandwidthLimit {
		ENetProtocolCommandHeader header;
		enet_uint32 incomingBandwidth;
		enet_uint32 outgoingBandwidth;
	} ENET_PACKED ENetProtocolBandwidthLimit;

	typedef struct _ENetProtocolThrottleConfigure {
		ENetProtocolCommandHeader header;
		enet_uint32 packetThrottleInterval;
		enet_uint32 packetThrottleAcceleration;
		enet_uint32 packetThrottleDeceleration;
	} ENET_PACKED ENetProtocolThrottleConfigure;

	typedef struct _ENetProtocolDisconnect {
		ENetProtocolCommandHeader header;
		enet_uint32 data;
	} ENET_PACKED ENetProtocolDisconnect;

	typedef struct _ENetProtocolPing {
		ENetProtocolCommandHeader header;
	} ENET_PACKED ENetProtocolPing;

	typedef struct _ENetProtocolSendReliable {
		ENetProtocolCommandHeader header;
		enet_uint16 dataLength;
	} ENET_PACKED ENetProtocolSendReliable;

	typedef struct _ENetProtocolSendUnreliable {
		ENetProtocolCommandHeader header;
		enet_uint16 unreliableSequenceNumber;
		enet_uint16 dataLength;
	} ENET_PACKED ENetProtocolSendUnreliable;

	typedef struct _ENetProtocolSendUnsequenced {
		ENetProtocolCommandHeader header;
		enet_uint16 unsequencedGroup;
		enet_uint16 dataLength;
	} ENET_PACKED ENetProtocolSendUnsequenced;

	typedef struct _ENetProtocolSendFragment {
		ENetProtocolCommandHeader header;
		enet_uint16 startSequenceNumber;
		enet_uint16 dataLength;
		enet_uint32 fragmentCount;
		enet_uint32 fragmentNumber;
		enet_uint32 totalLength;
		enet_uint32 fragmentOffset;
	} ENET_PACKED ENetProtocolSendFragment;

	typedef union _ENetProtocol {
		ENetProtocolCommandHeader header;
		ENetProtocolAcknowledge acknowledge;
		ENetProtocolConnect connect;
		ENetProtocolVerifyConnect verifyConnect;
		ENetProtocolDisconnect disconnect;
		ENetProtocolPing ping;
		ENetProtocolSendReliable sendReliable;
		ENetProtocolSendUnreliable sendUnreliable;
		ENetProtocolSendUnsequenced sendUnsequenced;
		ENetProtocolSendFragment sendFragment;
		ENetProtocolBandwidthLimit bandwidthLimit;
		ENetProtocolThrottleConfigure throttleConfigure;
	} ENET_PACKED ENetProtocol;

#ifdef _MSC_VER
#pragma pack(pop)
#endif

	/*
	=======================================================================
		General structs/enums
	=======================================================================
	*/

	typedef enum _ENetSocketType {
		ENET_SOCKET_TYPE_STREAM = 1,
		ENET_SOCKET_TYPE_DATAGRAM = 2
	} ENetSocketType;

	typedef enum _ENetSocketWait {
		ENET_SOCKET_WAIT_NONE = 0,
		ENET_SOCKET_WAIT_SEND = (1 << 0),
		ENET_SOCKET_WAIT_RECEIVE = (1 << 1),
		ENET_SOCKET_WAIT_INTERRUPT = (1 << 2)
	} ENetSocketWait;

	typedef enum _ENetSocketOption {
		ENET_SOCKOPT_NONBLOCK = 1,
		ENET_SOCKOPT_BROADCAST = 2,
		ENET_SOCKOPT_RCVBUF = 3,
		ENET_SOCKOPT_SNDBUF = 4,
		ENET_SOCKOPT_REUSEADDR = 5,
		ENET_SOCKOPT_RCVTIMEO = 6,
		ENET_SOCKOPT_SNDTIMEO = 7,
		ENET_SOCKOPT_ERROR = 8,
		ENET_SOCKOPT_NODELAY = 9,
		ENET_SOCKOPT_IPV6_V6ONLY = 10
	} ENetSocketOption;

	typedef enum _ENetSocketShutdown {
		ENET_SOCKET_SHUTDOWN_READ = 0,
		ENET_SOCKET_SHUTDOWN_WRITE = 1,
		ENET_SOCKET_SHUTDOWN_READ_WRITE = 2
	} ENetSocketShutdown;

	typedef struct _ENetAddress {
		union {
			struct in6_addr ipv6;
			struct in4_addr ipv4;
		};
		uint16_t port;
	} ENetAddress;

	typedef enum _ENetPacketFlag {
		ENET_PACKET_FLAG_NONE = 0,
		ENET_PACKET_FLAG_RELIABLE = (1 << 0),
		ENET_PACKET_FLAG_UNSEQUENCED = (1 << 1),
		ENET_PACKET_FLAG_NO_ALLOCATE = (1 << 2),
		ENET_PACKET_FLAG_UNRELIABLE_FRAGMENTED = (1 << 3),
		ENET_PACKET_FLAG_INSTANT = (1 << 4),
		ENET_PACKET_FLAG_SENT = (1 << 8)
	} ENetPacketFlag;

	typedef void (ENET_CALLBACK* ENetPacketFreeCallback)(void*);

	typedef struct _ENetPacket {
		enet_uint32 flags;
		enet_uint32 dataLength;
		enet_uint8* data;
		ENetPacketFreeCallback freeCallback;
		enet_uint32 referenceCount;
	} ENetPacket;

	typedef struct _ENetAcknowledgement {
		ENetListNode acknowledgementList;
		enet_uint32 sentTime;
		ENetProtocol command;
	} ENetAcknowledgement;

	typedef struct _ENetOutgoingCommand {
		ENetListNode outgoingCommandList;
		enet_uint16 reliableSequenceNumber;
		enet_uint16 unreliableSequenceNumber;
		enet_uint32 sentTime;
		enet_uint32 roundTripTimeout;
		enet_uint32 roundTripTimeoutLimit;
		enet_uint32 fragmentOffset;
		enet_uint16 fragmentLength;
		enet_uint16 sendAttempts;
		ENetProtocol command;
		ENetPacket* packet;
	} ENetOutgoingCommand;

	typedef struct _ENetIncomingCommand {
		ENetListNode incomingCommandList;
		enet_uint16 reliableSequenceNumber;
		enet_uint16 unreliableSequenceNumber;
		ENetProtocol command;
		enet_uint32 fragmentCount;
		enet_uint32 fragmentsRemaining;
		enet_uint32* fragments;
		ENetPacket* packet;
	} ENetIncomingCommand;

	typedef enum _ENetPeerState {
		ENET_PEER_STATE_DISCONNECTED = 0,
		ENET_PEER_STATE_CONNECTING = 1,
		ENET_PEER_STATE_ACKNOWLEDGING_CONNECT = 2,
		ENET_PEER_STATE_CONNECTION_PENDING = 3,
		ENET_PEER_STATE_CONNECTION_SUCCEEDED = 4,
		ENET_PEER_STATE_CONNECTED = 5,
		ENET_PEER_STATE_DISCONNECT_LATER = 6,
		ENET_PEER_STATE_DISCONNECTING = 7,
		ENET_PEER_STATE_ACKNOWLEDGING_DISCONNECT = 8,
		ENET_PEER_STATE_ZOMBIE = 9
	} ENetPeerState;

	enum {
		ENET_HOST_BUFFER_SIZE_MIN = 256 * 1024,
		ENET_HOST_BUFFER_SIZE_MAX = 1024 * 1024,
		ENET_HOST_BANDWIDTH_THROTTLE_INTERVAL = 1000,
		ENET_HOST_DEFAULT_MTU = 1280,
		ENET_HOST_DEFAULT_MAXIMUM_PACKET_SIZE = 32 * 1024 * 1024,
		ENET_HOST_DEFAULT_MAXIMUM_WAITING_DATA = 32 * 1024 * 1024,
		ENET_PEER_DEFAULT_ROUND_TRIP_TIME = 500,
		ENET_PEER_DEFAULT_PACKET_THROTTLE = 32,
		ENET_PEER_PACKET_THROTTLE_SCALE = 32,
		ENET_PEER_PACKET_THROTTLE_COUNTER = 7,
		ENET_PEER_PACKET_THROTTLE_ACCELERATION = 2,
		ENET_PEER_PACKET_THROTTLE_DECELERATION = 2,
		ENET_PEER_PACKET_THROTTLE_INTERVAL = 5000,
		ENET_PEER_PACKET_LOSS_SCALE = (1 << 16),
		ENET_PEER_PACKET_LOSS_INTERVAL = 10000,
		ENET_PEER_WINDOW_SIZE_SCALE = 64 * 1024,
		ENET_PEER_TIMEOUT_LIMIT = 32,
		ENET_PEER_TIMEOUT_MINIMUM = 5000,
		ENET_PEER_TIMEOUT_MAXIMUM = 30000,
		ENET_PEER_PING_INTERVAL = 500,
		ENET_PEER_UNSEQUENCED_WINDOWS = 64,
		ENET_PEER_UNSEQUENCED_WINDOW_SIZE = 1024,
		ENET_PEER_FREE_UNSEQUENCED_WINDOWS = 32,
		ENET_PEER_RELIABLE_WINDOWS = 16,
		ENET_PEER_RELIABLE_WINDOW_SIZE = 0x1000,
		ENET_PEER_FREE_RELIABLE_WINDOWS = 8
	};

	typedef struct _ENetChannel {
		enet_uint16 outgoingReliableSequenceNumber;
		enet_uint16 outgoingUnreliableSequenceNumber;
		enet_uint16 usedReliableWindows;
		enet_uint16 reliableWindows[ENET_PEER_RELIABLE_WINDOWS];
		enet_uint16 incomingReliableSequenceNumber;
		enet_uint16 incomingUnreliableSequenceNumber;
		ENetList incomingReliableCommands;
		ENetList incomingUnreliableCommands;
	} ENetChannel;

	typedef struct _ENetPeer {
		ENetListNode dispatchList;
		struct _ENetHost* host;
		enet_uint16 outgoingPeerID;
		enet_uint16 incomingPeerID;
		enet_uint32 connectID;
		enet_uint8 outgoingSessionID;
		enet_uint8 incomingSessionID;
		ENetAddress address;
		void* data;
		ENetPeerState state;
		ENetChannel* channels;
		size_t channelCount;
		enet_uint32 incomingBandwidth;
		enet_uint32 outgoingBandwidth;
		enet_uint32 incomingBandwidthThrottleEpoch;
		enet_uint32 outgoingBandwidthThrottleEpoch;
		enet_uint32 incomingDataTotal;
		enet_uint64 totalDataReceived;
		enet_uint32 outgoingDataTotal;
		enet_uint64 totalDataSent;
		enet_uint32 lastSendTime;
		enet_uint32 lastReceiveTime;
		enet_uint32 nextTimeout;
		enet_uint32 earliestTimeout;
		enet_uint32 packetLossEpoch;
		enet_uint32 packetsSent;
		enet_uint64 totalPacketsSent;
		enet_uint32 packetsLost;
		enet_uint64 totalPacketsLost;
		enet_uint32 packetLoss;
		enet_uint32 packetLossVariance;
		enet_uint32 packetThrottle;
		enet_uint32 packetThrottleThreshold;
		enet_uint32 packetThrottleLimit;
		enet_uint32 packetThrottleCounter;
		enet_uint32 packetThrottleEpoch;
		enet_uint32 packetThrottleAcceleration;
		enet_uint32 packetThrottleDeceleration;
		enet_uint32 packetThrottleInterval;
		enet_uint32 pingInterval;
		enet_uint32 timeoutLimit;
		enet_uint32 timeoutMinimum;
		enet_uint32 timeoutMaximum;
		enet_uint32 smoothedRoundTripTime;
		enet_uint32 lastRoundTripTime;
		enet_uint32 lowestRoundTripTime;
		enet_uint32 lastRoundTripTimeVariance;
		enet_uint32 highestRoundTripTimeVariance;
		enet_uint32 roundTripTime;
		enet_uint32 roundTripTimeVariance;
		enet_uint32 mtu;
		enet_uint32 windowSize;
		enet_uint32 reliableDataInTransit;
		enet_uint16 outgoingReliableSequenceNumber;
		ENetList acknowledgements;
		ENetList sentReliableCommands;
		ENetList sentUnreliableCommands;
		ENetList outgoingReliableCommands;
		ENetList outgoingUnreliableCommands;
		ENetList dispatchedCommands;
		int needsDispatch;
		enet_uint16 incomingUnsequencedGroup;
		enet_uint16 outgoingUnsequencedGroup;
		enet_uint32 unsequencedWindow[ENET_PEER_UNSEQUENCED_WINDOW_SIZE / 32];
		enet_uint32 eventData;
		size_t totalWaitingData;
	} ENetPeer;

	typedef enet_uint32(ENET_CALLBACK* ENetChecksumCallback)(const ENetBuffer* buffers, size_t bufferCount);

	typedef int (ENET_CALLBACK* ENetInterceptCallback)(struct _ENetHost* host, void* event);

	typedef struct _ENetHost {
		ENetSocket socket;
		ENetAddress address;
		enet_uint32 incomingBandwidth;
		enet_uint32 outgoingBandwidth;
		enet_uint32 bandwidthThrottleEpoch;
		enet_uint32 mtu;
		enet_uint32 randomSeed;
		int recalculateBandwidthLimits;
		enet_uint8 preventConnections;
		ENetPeer* peers;
		size_t peerCount;
		size_t channelLimit;
		enet_uint32 serviceTime;
		ENetList dispatchQueue;
		int continueSending;
		size_t packetSize;
		enet_uint16 headerFlags;
		enet_uint32 totalSentData;
		enet_uint32 totalSentPackets;
		enet_uint32 totalReceivedData;
		enet_uint32 totalReceivedPackets;
		ENetProtocol commands[ENET_PROTOCOL_MAXIMUM_PACKET_COMMANDS];
		size_t commandCount;
		ENetBuffer buffers[ENET_BUFFER_MAXIMUM];
		size_t bufferCount;
		enet_uint8 compression;
		char* compressionBuffer;
		size_t compressionBufferSize;
		ENetChecksumCallback checksumCallback;
		enet_uint8 packetData[2][ENET_PROTOCOL_MAXIMUM_MTU];
		ENetAddress receivedAddress;
		enet_uint8* receivedData;
		size_t receivedDataLength;
		ENetInterceptCallback interceptCallback;
		size_t connectedPeers;
		size_t bandwidthLimitedPeers;
		size_t duplicatePeers;
		size_t maximumPacketSize;
		size_t maximumWaitingData;
	} ENetHost;

	typedef enum _ENetEventType {
		ENET_EVENT_TYPE_NONE = 0,
		ENET_EVENT_TYPE_CONNECT = 1,
		ENET_EVENT_TYPE_DISCONNECT = 2,
		ENET_EVENT_TYPE_RECEIVE = 3,
		ENET_EVENT_TYPE_DISCONNECT_TIMEOUT = 4
	} ENetEventType;

	typedef struct _ENetEvent {
		ENetEventType type;
		ENetPeer* peer;
		enet_uint8 channelID;
		enet_uint32 data;
		ENetPacket* packet;
	} ENetEvent;

	/*
	=======================================================================
		Public API
	=======================================================================
	*/

	ENET_API int enet_initialize(void);
	ENET_API int enet_initialize_with_callbacks(ENetVersion, const ENetCallbacks*);
	ENET_API void enet_deinitialize(void);
	ENET_API ENetVersion enet_linked_version(void);
	ENET_API int enet_array_is_zeroed(const uint8_t*, int);
	ENET_API size_t enet_string_copy(char*, const char*, size_t);
	ENET_API enet_uint32 enet_time_get(void);
	ENET_API enet_uint32 enet_crc32(const ENetBuffer*, size_t);

	ENET_API ENetPacket* enet_packet_create(const void*, size_t, enet_uint32);
	ENET_API ENetPacket* enet_packet_create_offset(const void*, size_t, size_t, enet_uint32);
	ENET_API void enet_packet_destroy(ENetPacket*);

	ENET_API int enet_peer_send(ENetPeer*, enet_uint8, ENetPacket*);
	ENET_API ENetPacket* enet_peer_receive(ENetPeer*, enet_uint8*);
	ENET_API void enet_peer_ping(ENetPeer*);
	ENET_API void enet_peer_ping_interval(ENetPeer*, enet_uint32);
	ENET_API void enet_peer_timeout(ENetPeer*, enet_uint32, enet_uint32, enet_uint32);
	ENET_API void enet_peer_reset(ENetPeer*);
	ENET_API void enet_peer_disconnect(ENetPeer*, enet_uint32);
	ENET_API void enet_peer_disconnect_now(ENetPeer*, enet_uint32);
	ENET_API void enet_peer_disconnect_later(ENetPeer*, enet_uint32);
	ENET_API void enet_peer_throttle_configure(ENetPeer*, enet_uint32, enet_uint32, enet_uint32, enet_uint32);

	ENET_API ENetHost* enet_host_create(const ENetAddress*, size_t, size_t, enet_uint32, enet_uint32, int);
	ENET_API void enet_host_destroy(ENetHost*);
	ENET_API void enet_host_enable_compression(ENetHost*);
	ENET_API void enet_host_prevent_connections(ENetHost*, enet_uint8);
	ENET_API ENetPeer* enet_host_connect(ENetHost*, const ENetAddress*, size_t, enet_uint32);
	ENET_API int enet_host_check_events(ENetHost*, ENetEvent*);
	ENET_API int enet_host_service(ENetHost*, ENetEvent*, enet_uint32);
	ENET_API void enet_host_flush(ENetHost*);
	ENET_API void enet_host_broadcast(ENetHost*, enet_uint8, ENetPacket*);
	ENET_API void enet_host_broadcast_exclude(ENetHost*, enet_uint8, ENetPacket*, ENetPeer*);
	ENET_API void enet_host_broadcast_selective(ENetHost*, enet_uint8, ENetPacket*, ENetPeer**, size_t);
	ENET_API void enet_host_channel_limit(ENetHost*, size_t);
	ENET_API void enet_host_bandwidth_limit(ENetHost*, enet_uint32, enet_uint32);

	ENET_API int enet_address_set_host_ip(ENetAddress*, const char*);
	ENET_API int enet_address_set_host(ENetAddress*, const char*);
	ENET_API int enet_address_get_host_ip(const ENetAddress*, char*, size_t);
	ENET_API int enet_address_get_host(const ENetAddress*, char*, size_t);

	ENET_API ENetSocket enet_socket_create(ENetSocketType);
	ENET_API int enet_socket_bind(ENetSocket, const ENetAddress*);
	ENET_API int enet_socket_get_address(ENetSocket, ENetAddress*);
	ENET_API int enet_socket_listen(ENetSocket, int);
	ENET_API ENetSocket enet_socket_accept(ENetSocket, ENetAddress*);
	ENET_API int enet_socket_connect(ENetSocket, const ENetAddress*);
	ENET_API int enet_socket_send(ENetSocket, const ENetAddress*, const ENetBuffer*, size_t);
	ENET_API int enet_socket_receive(ENetSocket, ENetAddress*, ENetBuffer*, size_t);
	ENET_API int enet_socket_wait(ENetSocket, enet_uint32*, enet_uint64);
	ENET_API int enet_socket_set_option(ENetSocket, ENetSocketOption, int);
	ENET_API int enet_socket_get_option(ENetSocket, ENetSocketOption, int*);
	ENET_API int enet_socket_shutdown(ENetSocket, ENetSocketShutdown);
	ENET_API void enet_socket_destroy(ENetSocket);
	ENET_API int enet_socket_set_select(ENetSocket, ENetSocketSet*, ENetSocketSet*, enet_uint32);

	/* Extended API for easier binding in other programming languages */
	ENET_API void* enet_packet_get_data(const ENetPacket*);
	ENET_API int enet_packet_get_length(const ENetPacket*);
	ENET_API void enet_packet_set_free_callback(ENetPacket*, const void*);
	ENET_API int enet_packet_check_references(const ENetPacket*);
	ENET_API void enet_packet_dispose(ENetPacket*);

	ENET_API enet_uint32 enet_host_get_peers_count(const ENetHost*);
	ENET_API enet_uint32 enet_host_get_packets_sent(const ENetHost*);
	ENET_API enet_uint32 enet_host_get_packets_received(const ENetHost*);
	ENET_API enet_uint32 enet_host_get_bytes_sent(const ENetHost*);
	ENET_API enet_uint32 enet_host_get_bytes_received(const ENetHost*);

	ENET_API enet_uint32 enet_peer_get_id(const ENetPeer*);
	ENET_API int enet_peer_get_ip(const ENetPeer*, char*, size_t);
	ENET_API enet_uint16 enet_peer_get_port(const ENetPeer*);
	ENET_API enet_uint32 enet_peer_get_mtu(const ENetPeer*);
	ENET_API ENetPeerState enet_peer_get_state(const ENetPeer*);
	ENET_API enet_uint32 enet_peer_get_rtt(const ENetPeer*);
	ENET_API enet_uint32 enet_peer_get_lastsendtime(const ENetPeer*);
	ENET_API enet_uint32 enet_peer_get_lastreceivetime(const ENetPeer*);
	ENET_API enet_uint64 enet_peer_get_packets_sent(const ENetPeer*);
	ENET_API enet_uint64 enet_peer_get_packets_lost(const ENetPeer*);
	ENET_API enet_uint64 enet_peer_get_bytes_sent(const ENetPeer*);
	ENET_API enet_uint64 enet_peer_get_bytes_received(const ENetPeer*);
	ENET_API void* enet_peer_get_data(const ENetPeer*);
	ENET_API void enet_peer_set_data(ENetPeer*, const void*);

	/*
	=======================================================================
		Private API
	=======================================================================
	*/

	extern void enet_host_bandwidth_throttle(ENetHost*);
	extern enet_uint64 enet_host_random_seed(void);

	extern int enet_peer_throttle(ENetPeer*, enet_uint32);
	extern void enet_peer_reset_queues(ENetPeer*);
	extern void enet_peer_setup_outgoing_command(ENetPeer*, ENetOutgoingCommand*);
	extern ENetOutgoingCommand* enet_peer_queue_outgoing_command(ENetPeer*, const ENetProtocol*, ENetPacket*, enet_uint32, enet_uint16);
	extern ENetIncomingCommand* enet_peer_queue_incoming_command(ENetPeer*, const ENetProtocol*, const void*, size_t, enet_uint32, enet_uint32);
	extern ENetAcknowledgement* enet_peer_queue_acknowledgement(ENetPeer*, const ENetProtocol*, enet_uint16);
	extern void enet_peer_dispatch_incoming_unreliable_commands(ENetPeer*, ENetChannel*);
	extern void enet_peer_dispatch_incoming_reliable_commands(ENetPeer*, ENetChannel*);
	extern void enet_peer_on_connect(ENetPeer*);
	extern void enet_peer_on_disconnect(ENetPeer*);

	extern size_t enet_protocol_command_size(enet_uint8);

#ifdef __cplusplus
}
#endif

#if defined(ENET_IMPLEMENTATION) && !defined(ENET_IMPLEMENTATION_DONE)
#define ENET_IMPLEMENTATION_DONE 1
#ifdef __cplusplus
extern "C" {
#endif

#ifdef __MINGW32__
#include "mingw/inet_ntop.c"
#include "mingw/inet_pton.c"
#endif

	/*
	=======================================================================
		Atomics
	=======================================================================
	*/

#ifdef _MSC_VER
#define ENET_AT_CASSERT_PRED(predicate) sizeof(char[2 * !!(predicate) - 1])
#define ENET_IS_SUPPORTED_ATOMIC(size) ENET_AT_CASSERT_PRED(size == 1 || size == 2 || size == 4 || size == 8)
#define ENET_ATOMIC_SIZEOF(variable) (ENET_IS_SUPPORTED_ATOMIC(sizeof(*(variable))), sizeof(*(variable)))

	__inline int64_t enet_at_atomic_read(char* ptr, size_t size) {
		switch (size) {
		case 1:
			return _InterlockedExchangeAdd8((volatile char*)ptr, 0);

		case 2:
			return _InterlockedExchangeAdd16((volatile SHORT*)ptr, 0);

		case 4:
#ifdef NOT_UNDERSCORED_INTERLOCKED_EXCHANGE
			return InterlockedExchangeAdd((volatile LONG*)ptr, 0);
#else
			return _InterlockedExchangeAdd((volatile LONG*)ptr, 0);
#endif

		case 8:
#ifdef NOT_UNDERSCORED_INTERLOCKED_EXCHANGE
			return InterlockedExchangeAdd64((volatile LONGLONG*)ptr, 0);
#else
			return _InterlockedExchangeAdd64((volatile LONGLONG*)ptr, 0);
#endif

		default:
			return 0x0;
		}
	}

	__inline int64_t enet_at_atomic_write(char* ptr, int64_t value, size_t size) {
		switch (size) {
		case 1:
			return _InterlockedExchange8((volatile char*)ptr, (char)value);

		case 2:
			return _InterlockedExchange16((volatile SHORT*)ptr, (SHORT)value);

		case 4:
#ifdef NOT_UNDERSCORED_INTERLOCKED_EXCHANGE
			return InterlockedExchange((volatile LONG*)ptr, (LONG)value);
#else
			return _InterlockedExchange((volatile LONG*)ptr, (LONG)value);
#endif

		case 8:
#ifdef NOT_UNDERSCORED_INTERLOCKED_EXCHANGE
			return InterlockedExchange64((volatile LONGLONG*)ptr, (LONGLONG)value);
#else
			return _InterlockedExchange64((volatile LONGLONG*)ptr, (LONGLONG)value);
#endif

		default:
			return 0x0;
		}
	}

	__inline int64_t enet_at_atomic_cas(char* ptr, int64_t new_val, int64_t old_val, size_t size) {
		switch (size) {
		case 1:
			return _InterlockedCompareExchange8((volatile char*)ptr, (char)new_val, (char)old_val);

		case 2:
			return _InterlockedCompareExchange16((volatile SHORT*)ptr, (SHORT)new_val, (SHORT)old_val);

		case 4:
#ifdef NOT_UNDERSCORED_INTERLOCKED_EXCHANGE
			return InterlockedCompareExchange((volatile LONG*)ptr, (LONG)new_val, (LONG)old_val);
#else
			return _InterlockedCompareExchange((volatile LONG*)ptr, (LONG)new_val, (LONG)old_val);
#endif

		case 8:
#ifdef NOT_UNDERSCORED_INTERLOCKED_EXCHANGE
			return InterlockedCompareExchange64((volatile LONGLONG*)ptr, (LONGLONG)new_val, (LONGLONG)old_val);
#else
			return _InterlockedCompareExchange64((volatile LONGLONG*)ptr, (LONGLONG)new_val, (LONGLONG)old_val);
#endif

		default:
			return 0x0;
		}
	}

	__inline int64_t enet_at_atomic_inc(char* ptr, int64_t delta, size_t data_size) {
		switch (data_size) {
		case 1:
			return _InterlockedExchangeAdd8((volatile char*)ptr, (char)delta);

		case 2:
			return _InterlockedExchangeAdd16((volatile SHORT*)ptr, (SHORT)delta);

		case 4:
#ifdef NOT_UNDERSCORED_INTERLOCKED_EXCHANGE
			return InterlockedExchangeAdd((volatile LONG*)ptr, (LONG)delta);
#else
			return _InterlockedExchangeAdd((volatile LONG*)ptr, (LONG)delta);
#endif

		case 8:
#ifdef NOT_UNDERSCORED_INTERLOCKED_EXCHANGE
			return InterlockedExchangeAdd64((volatile LONGLONG*)ptr, (LONGLONG)delta);
#else
			return _InterlockedExchangeAdd64((volatile LONGLONG*)ptr, (LONGLONG)delta);
#endif

		default:
			return 0x0;
		}
	}

#define ENET_ATOMIC_READ(variable) enet_at_atomic_read((char*)(variable), ENET_ATOMIC_SIZEOF(variable))
#define ENET_ATOMIC_WRITE(variable, new_val) enet_at_atomic_write((char*)(variable), (int64_t)(new_val), ENET_ATOMIC_SIZEOF(variable))
#define ENET_ATOMIC_CAS(variable, old_value, new_val) enet_at_atomic_cas((char*)(variable), (int64_t)(new_val), (int64_t)(old_value), ENET_ATOMIC_SIZEOF(variable))
#define ENET_ATOMIC_INC(variable) enet_at_atomic_inc((char*)(variable), 1, ENET_ATOMIC_SIZEOF(variable))
#define ENET_ATOMIC_DEC(variable) enet_at_atomic_inc((char*)(variable), -1, ENET_ATOMIC_SIZEOF(variable))
#define ENET_ATOMIC_INC_BY(variable, delta) enet_at_atomic_inc((char*)(variable), (delta), ENET_ATOMIC_SIZEOF(variable))
#define ENET_ATOMIC_DEC_BY(variable, delta) enet_at_atomic_inc((char*)(variable), -(delta), ENET_ATOMIC_SIZEOF(variable))
#elif defined(__GNUC__) || defined(__clang__)
#if defined(__clang__) || (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 7))
#define AT_HAVE_ATOMICS
#endif

	/* We want to use __atomic built-ins if possible because the __sync primitives are
	deprecated, because the __atomic build-ins allow us to use ENET_ATOMIC_WRITE on
	uninitialized memory without running into undefined behavior, and because the
	__atomic versions generate more efficient code since we don't need to rely on
	CAS when we don't actually want it.

	Note that we use acquire-release memory order (like mutexes do). We could use
	sequentially consistent memory order but that has lower performance and is
	almost always unneeded. */
#ifdef AT_HAVE_ATOMICS
#define ENET_ATOMIC_READ(ptr) __atomic_load_n((ptr), __ATOMIC_ACQUIRE)
#define ENET_ATOMIC_WRITE(ptr, value) __atomic_store_n((ptr), (value), __ATOMIC_RELEASE)

#ifndef typeof
#define typeof __typeof__
#endif

	/* clang_analyzer doesn't know that CAS writes to memory so it complains about
	potentially lost data. Replace the code with the equivalent non-sync code. */
#ifdef __clang_analyzer__
#define ENET_ATOMIC_CAS(ptr, old_value, new_value)                                                                   \
				({                                                                                                               \
					typeof(*(ptr)) ENET_ATOMIC_CAS_old_actual_ = (*(ptr));                                                       \
					if (ATOMIC_CAS_old_actual_ == (old_value))                                                                   \
						*(ptr) = new_value;                                                                                      \
					ENET_ATOMIC_CAS_old_actual_;                                                                                 \
				})
#else
	/* Could use __auto_type instead of typeof but that shouldn't work in C++.
	The ({ }) syntax is a GCC extension called statement expression. It lets
	us return a value out of the macro.

	TODO We should return bool here instead of the old value to avoid the ABA
	problem. */
#define ENET_ATOMIC_CAS(ptr, old_value, new_value)                                                                   \
				({                                                                                                               \
					typeof(*(ptr)) ENET_ATOMIC_CAS_expected_ = (old_value);                                                      \
					__atomic_compare_exchange_n((ptr), &ENET_ATOMIC_CAS_expected_, (new_value), false,                           \
					__ATOMIC_ACQ_REL, __ATOMIC_ACQUIRE);                                                                         \
					ENET_ATOMIC_CAS_expected_;                                                                                   \
				})
#endif

#define ENET_ATOMIC_INC(ptr) __atomic_fetch_add((ptr), 1, __ATOMIC_ACQ_REL)
#define ENET_ATOMIC_DEC(ptr) __atomic_fetch_sub((ptr), 1, __ATOMIC_ACQ_REL)
#define ENET_ATOMIC_INC_BY(ptr, delta) __atomic_fetch_add((ptr), (delta), __ATOMIC_ACQ_REL)
#define ENET_ATOMIC_DEC_BY(ptr, delta) __atomic_fetch_sub((ptr), (delta), __ATOMIC_ACQ_REL)
#else
#define ENET_ATOMIC_READ(variable) __sync_fetch_and_add(variable, 0)
#define ENET_ATOMIC_WRITE(variable, new_val) (void)__sync_val_compare_and_swap((variable), *(variable), (new_val))
#define ENET_ATOMIC_CAS(variable, old_value, new_val) __sync_val_compare_and_swap((variable), (old_value), (new_val))
#define ENET_ATOMIC_INC(variable) __sync_fetch_and_add((variable), 1)
#define ENET_ATOMIC_DEC(variable) __sync_fetch_and_sub((variable), 1)
#define ENET_ATOMIC_INC_BY(variable, delta) __sync_fetch_and_add((variable), (delta), 1)
#define ENET_ATOMIC_DEC_BY(variable, delta) __sync_fetch_and_sub((variable), (delta), 1)
#endif
#undef AT_HAVE_ATOMICS
#endif

	/*
	=======================================================================
		Callbacks
	=======================================================================
	*/

	static ENetCallbacks callbacks = {
		malloc,
		free,
		abort
	};

	int enet_initialize_with_callbacks(ENetVersion version, const ENetCallbacks* inits) {
		if (version < ENET_VERSION_CREATE(1, 3, 0))
		{
			ENET_LOG_ERROR("ENET version is too old");
			return ENET_LIBRARY_TOO_OLD;
		}


		if (inits->malloc != NULL || inits->free != NULL) {
			if (inits->malloc == NULL || inits->free == NULL) {
				ENET_LOG_ERROR("memory allocator or free thingy is NULL");
				return ENET_LIBRARY_MEMALLOC_NULL;
			}


			callbacks.malloc = inits->malloc;
			callbacks.free = inits->free;
		}

		if (inits->noMemory != NULL)
			callbacks.noMemory = inits->noMemory;

		return enet_initialize();
	}

	void* enet_malloc(size_t size) {
		void* memory = callbacks.malloc(size);

		if (memory == NULL)
			callbacks.noMemory();

		return memory;
	}

	void enet_free(void* memory) {
		callbacks.free(memory);
	}

	/*
	=======================================================================
		List
	=======================================================================
	*/

	void enet_list_clear(ENetList* list) {
		list->sentinel.next = &list->sentinel;
		list->sentinel.previous = &list->sentinel;
	}

	ENetListIterator enet_list_insert(ENetListIterator position, void* data) {
		ENetListIterator result = (ENetListIterator)data;
		result->previous = position->previous;
		result->next = position;
		result->previous->next = result;
		position->previous = result;

		return result;
	}

	void* enet_list_remove(ENetListIterator position) {
		position->previous->next = position->next;
		position->next->previous = position->previous;

		return position;
	}

	ENetListIterator enet_list_move(ENetListIterator position, void* dataFirst, void* dataLast) {
		ENetListIterator first = (ENetListIterator)dataFirst;
		ENetListIterator last = (ENetListIterator)dataLast;
		first->previous->next = last->next;
		last->next->previous = first->previous;
		first->previous = position->previous;
		last->next = position;
		first->previous->next = first;
		position->previous = last;

		return first;
	}

	size_t enet_list_size(ENetList* list) {
		size_t size = 0;
		ENetListIterator position;

		for (position = enet_list_begin(list); position != enet_list_end(list); position = enet_list_next(position)) {
			++size;
		}

		return size;
	}

	/*
	=======================================================================
		Utilities
	=======================================================================
	*/

	ENetVersion enet_linked_version(void) {
		return ENET_VERSION;
	}

	int enet_array_is_zeroed(const uint8_t* array, int length) {
		size_t i;

		for (i = 0; i < length; i++) {
			if (array[i] != 0)
				return -1;
		}

		return 0;
	}

	size_t enet_string_copy(char* destination, const char* source, size_t length) {
		char* d = destination;
		const char* s = source;
		size_t n = length;

		if (n != 0 && --n != 0) {
			do {
				if ((*d++ = *s++) == 0)
					break;
			}

			while (--n != 0);
		}

		if (n == 0) {
			if (length != 0)
				*d = '\0';

			while (*s++);
		}

		return (s - source - 1);
	}

	/*
	=======================================================================
		Time
	=======================================================================
	*/

#ifdef _WIN32
	static LARGE_INTEGER gettime_offset(void) {
		SYSTEMTIME s;
		FILETIME f;
		LARGE_INTEGER t;
		s.wYear = 1970;
		s.wMonth = 1;
		s.wDay = 1;
		s.wHour = 0;
		s.wMinute = 0;
		s.wSecond = 0;
		s.wMilliseconds = 0;

		SystemTimeToFileTime(&s, &f);

		t.QuadPart = f.dwHighDateTime;
		t.QuadPart <<= 32;
		t.QuadPart |= f.dwLowDateTime;

		return t;
	}

	int clock_gettime(int X, struct timespec* tv) {
		LARGE_INTEGER t;
		FILETIME f;
		double microseconds;

		static LARGE_INTEGER offset;
		static double frequencyToMicroseconds;
		static int initialized = 0;
		static BOOL usePerformanceCounter = 0;

		if (!initialized) {
			LARGE_INTEGER performanceFrequency;
			initialized = 1;
			usePerformanceCounter = QueryPerformanceFrequency(&performanceFrequency);

			if (usePerformanceCounter) {
				QueryPerformanceCounter(&offset);

				frequencyToMicroseconds = (double)performanceFrequency.QuadPart / 1000000.;
			}
			else {
				offset = gettime_offset();
				frequencyToMicroseconds = 10.;
			}
		}

		if (usePerformanceCounter) {
			QueryPerformanceCounter(&t);
		}
		else {
			GetSystemTimeAsFileTime(&f);

			t.QuadPart = f.dwHighDateTime;
			t.QuadPart <<= 32;
			t.QuadPart |= f.dwLowDateTime;
		}

		t.QuadPart -= offset.QuadPart;
		microseconds = (double)t.QuadPart / frequencyToMicroseconds;
		t.QuadPart = (LONGLONG)microseconds;
		tv->tv_sec = (long)(t.QuadPart / 1000000);
		tv->tv_nsec = t.QuadPart % 1000000 * 1000;

		return 0;
	}
	// Coburn: this fixes devices on iOS <10.0 from causing a E_ARM_BREAKPOINT and making XCode Debugger angery
#elif __APPLE__ && (__MAC_OS_X_VERSION_MIN_REQUIRED < 101200 || __IPHONE_OS_VERSION_MIN_REQUIRED < 100000) && !defined(CLOCK_MONOTONIC)

#define CLOCK_MONOTONIC 0

	int clock_gettime(int X, struct timespec* ts) {
		clock_serv_t cclock;
		mach_timespec_t mts;

		host_get_clock_service(mach_host_self(), SYSTEM_CLOCK, &cclock);
		clock_get_time(cclock, &mts);
		mach_port_deallocate(mach_task_self(), cclock);

		ts->tv_sec = mts.tv_sec;
		ts->tv_nsec = mts.tv_nsec;

		return 0;
	}
#endif

	enet_uint32 enet_time_get(void) {
		static enet_uint64 start_time_ns = 0;

		struct timespec ts;

		// c6: what the [redacted] fuck is clock_monotonic_raw??????
		// c6: just use clock monotonic
		// Coburn: sir yes sir
		clock_gettime(CLOCK_MONOTONIC, &ts);

		static const enet_uint64 ns_in_s = 1000 * 1000 * 1000;
		static const enet_uint64 ns_in_ms = 1000 * 1000;

		enet_uint64 current_time_ns = ts.tv_nsec + (enet_uint64)ts.tv_sec * ns_in_s;
		enet_uint64 offset_ns = ENET_ATOMIC_READ(&start_time_ns);

		if (offset_ns == 0) {
			enet_uint64 want_value = current_time_ns - 1 * ns_in_ms;
			enet_uint64 old_value = ENET_ATOMIC_CAS(&start_time_ns, 0, want_value);
			offset_ns = old_value == 0 ? want_value : old_value;
		}

		enet_uint64 result_in_ns = current_time_ns - offset_ns;

		return (enet_uint32)(result_in_ns / ns_in_ms);
	}

	/*
	=======================================================================
		Checksum
	=======================================================================
	*/

	static int initializedCRC32 = 0;
	static enet_uint32 crcTable[256];

	static enet_uint32 reflect_crc(int val, int bits) {
		int result = 0, bit;

		for (bit = 0; bit < bits; bit++) {
			if (val & 1)
				result |= 1 << (bits - 1 - bit);

			val >>= 1;
		}

		return result;
	}

	static void initialize_crc32(void) {
		int byte;

		for (byte = 0; byte < 256; ++byte) {
			enet_uint32 crc = reflect_crc(byte, 8) << 24;
			int offset;

			for (offset = 0; offset < 8; ++offset) {
				if (crc & 0x80000000)
					crc = (crc << 1) ^ 0x04c11db7;
				else
					crc <<= 1;
			}

			crcTable[byte] = reflect_crc(crc, 32);
		}

		initializedCRC32 = 1;
	}

	enet_uint32 enet_crc32(const ENetBuffer* buffers, size_t bufferCount) {
		enet_uint32 crc = 0xFFFFFFFF;

		if (!initializedCRC32)
			initialize_crc32();

		while (bufferCount-- > 0) {
			const enet_uint8* data = (const enet_uint8*)buffers->data;
			const enet_uint8* dataEnd = &data[buffers->dataLength];

			while (data < dataEnd) {
				crc = (crc >> 8) ^ crcTable[(crc & 0xFF) ^ *data++];
			}

			++buffers;
		}

		return ENET_HOST_TO_NET_32(~crc);
	}

	/*
	=======================================================================
		Packet
	=======================================================================
	*/

	ENetPacket* enet_packet_create(const void* data, size_t dataLength, enet_uint32 flags) {
		ENetPacket* packet;

		if (flags & ENET_PACKET_FLAG_NO_ALLOCATE) {
			packet = (ENetPacket*)enet_malloc(sizeof(ENetPacket));

			if (packet == NULL)
				return NULL;

			packet->data = (enet_uint8*)data;
		}
		else {
			packet = (ENetPacket*)enet_malloc(sizeof(ENetPacket) + dataLength);

			if (packet == NULL)
				return NULL;

			packet->data = (enet_uint8*)packet + sizeof(ENetPacket);

			if (data != NULL)
				memcpy(packet->data, data, dataLength);
		}

		packet->referenceCount = 0;
		packet->flags = flags;
		packet->dataLength = dataLength;
		packet->freeCallback = NULL;

		return packet;
	}

	ENetPacket* enet_packet_create_offset(const void* data, size_t dataLength, size_t dataOffset, enet_uint32 flags) {
		ENetPacket* packet;

		if (flags & ENET_PACKET_FLAG_NO_ALLOCATE) {
			packet = (ENetPacket*)enet_malloc(sizeof(ENetPacket));

			if (packet == NULL)
				return NULL;

			packet->data = (enet_uint8*)data;
		}
		else {
			packet = (ENetPacket*)enet_malloc(sizeof(ENetPacket) + dataLength - dataOffset);

			if (packet == NULL)
				return NULL;

			packet->data = (enet_uint8*)packet + sizeof(ENetPacket);

			if (data != NULL)
				memcpy(packet->data, (char*)data + dataOffset, dataLength - dataOffset);
		}

		packet->referenceCount = 0;
		packet->flags = flags;
		packet->dataLength = dataLength - dataOffset;
		packet->freeCallback = NULL;

		return packet;
	}

	void enet_packet_destroy(ENetPacket* packet) {
		if (packet == NULL)
			return;

		if (packet->freeCallback != NULL)
			(*packet->freeCallback)((void*)packet);

		enet_free(packet);
	}

	/*
	=======================================================================
		Protocol
	=======================================================================
	*/

	static size_t commandSizes[ENET_PROTOCOL_COMMAND_COUNT] = {
		0,
		sizeof(ENetProtocolAcknowledge),
		sizeof(ENetProtocolConnect),
		sizeof(ENetProtocolVerifyConnect),
		sizeof(ENetProtocolDisconnect),
		sizeof(ENetProtocolPing),
		sizeof(ENetProtocolSendReliable),
		sizeof(ENetProtocolSendUnreliable),
		sizeof(ENetProtocolSendFragment),
		sizeof(ENetProtocolSendUnsequenced),
		sizeof(ENetProtocolBandwidthLimit),
		sizeof(ENetProtocolThrottleConfigure),
		sizeof(ENetProtocolSendFragment)
	};

	size_t enet_protocol_command_size(enet_uint8 commandNumber) {
		return commandSizes[commandNumber & ENET_PROTOCOL_COMMAND_MASK];
	}

	static void enet_protocol_change_state(ENetHost* host, ENetPeer* peer, ENetPeerState state) {
		if (state == ENET_PEER_STATE_CONNECTED || state == ENET_PEER_STATE_DISCONNECT_LATER)
			enet_peer_on_connect(peer);
		else
			enet_peer_on_disconnect(peer);

		peer->state = state;
	}

	static void enet_protocol_dispatch_state(ENetHost* host, ENetPeer* peer, ENetPeerState state) {
		enet_protocol_change_state(host, peer, state);

		if (!peer->needsDispatch) {
			enet_list_insert(enet_list_end(&host->dispatchQueue), &peer->dispatchList);

			peer->needsDispatch = 1;
		}
	}

	static int enet_protocol_dispatch_incoming_commands(ENetHost* host, ENetEvent* event) {
		while (!enet_list_empty(&host->dispatchQueue)) {
			ENetPeer* peer = (ENetPeer*)enet_list_remove(enet_list_begin(&host->dispatchQueue));
			peer->needsDispatch = 0;

			switch (peer->state) {
			case ENET_PEER_STATE_CONNECTION_PENDING:
			case ENET_PEER_STATE_CONNECTION_SUCCEEDED:
				enet_protocol_change_state(host, peer, ENET_PEER_STATE_CONNECTED);

				event->type = ENET_EVENT_TYPE_CONNECT;
				event->peer = peer;
				event->data = peer->eventData;

				return 1;

			case ENET_PEER_STATE_ZOMBIE:
				host->recalculateBandwidthLimits = 1;
				event->type = ENET_EVENT_TYPE_DISCONNECT;
				event->peer = peer;
				event->data = peer->eventData;

				enet_peer_reset(peer);

				return 1;

			case ENET_PEER_STATE_CONNECTED:
				if (enet_list_empty(&peer->dispatchedCommands))
					continue;

				event->packet = enet_peer_receive(peer, &event->channelID);

				if (event->packet == NULL)
					continue;

				event->type = ENET_EVENT_TYPE_RECEIVE;
				event->peer = peer;

				if (!enet_list_empty(&peer->dispatchedCommands)) {
					peer->needsDispatch = 1;

					enet_list_insert(enet_list_end(&host->dispatchQueue), &peer->dispatchList);
				}

				return 1;

			default:
				break;
			}
		}

		return 0;
	}

	static void enet_protocol_notify_connect(ENetHost* host, ENetPeer* peer, ENetEvent* event) {
		host->recalculateBandwidthLimits = 1;

		if (event != NULL) {
			enet_protocol_change_state(host, peer, ENET_PEER_STATE_CONNECTED);

			peer->totalDataSent = 0;
			peer->totalDataReceived = 0;
			peer->totalPacketsSent = 0;
			peer->totalPacketsLost = 0;
			event->type = ENET_EVENT_TYPE_CONNECT;
			event->peer = peer;
			event->data = peer->eventData;
		}
		else {
			enet_protocol_dispatch_state(host, peer, peer->state == ENET_PEER_STATE_CONNECTING ? ENET_PEER_STATE_CONNECTION_SUCCEEDED : ENET_PEER_STATE_CONNECTION_PENDING);
		}
	}

	static void enet_protocol_notify_disconnect(ENetHost* host, ENetPeer* peer, ENetEvent* event) {
		if (peer->state >= ENET_PEER_STATE_CONNECTION_PENDING)
			host->recalculateBandwidthLimits = 1;

		if (peer->state != ENET_PEER_STATE_CONNECTING && peer->state < ENET_PEER_STATE_CONNECTION_SUCCEEDED) {
			enet_peer_reset(peer);
		}
		else if (event != NULL) {
			event->type = ENET_EVENT_TYPE_DISCONNECT;
			event->peer = peer;
			event->data = 0;

			enet_peer_reset(peer);
		}
		else {
			peer->eventData = 0;

			enet_protocol_dispatch_state(host, peer, ENET_PEER_STATE_ZOMBIE);
		}
	}

	static void enet_protocol_notify_disconnect_timeout(ENetHost* host, ENetPeer* peer, ENetEvent* event) {
		if (peer->state >= ENET_PEER_STATE_CONNECTION_PENDING)
			host->recalculateBandwidthLimits = 1;

		if (peer->state != ENET_PEER_STATE_CONNECTING && peer->state < ENET_PEER_STATE_CONNECTION_SUCCEEDED) {
			enet_peer_reset(peer);
		}
		else if (event != NULL) {
			event->type = ENET_EVENT_TYPE_DISCONNECT_TIMEOUT;
			event->peer = peer;
			event->data = 0;

			enet_peer_reset(peer);
		}
		else {
			peer->eventData = 0;

			enet_protocol_dispatch_state(host, peer, ENET_PEER_STATE_ZOMBIE);
		}
	}

	static void enet_protocol_remove_sent_unreliable_commands(ENetPeer* peer) {
		ENetOutgoingCommand* outgoingCommand;

		if (enet_list_empty(&peer->sentUnreliableCommands))
			return;

		do {
			outgoingCommand = (ENetOutgoingCommand*)enet_list_front(&peer->sentUnreliableCommands);

			enet_list_remove(&outgoingCommand->outgoingCommandList);

			if (outgoingCommand->packet != NULL) {
				--outgoingCommand->packet->referenceCount;

				if (outgoingCommand->packet->referenceCount == 0) {
					outgoingCommand->packet->flags |= ENET_PACKET_FLAG_SENT;

					enet_packet_destroy(outgoingCommand->packet);
				}
			}

			enet_free(outgoingCommand);
		}

		while (!enet_list_empty(&peer->sentUnreliableCommands));

		if (peer->state == ENET_PEER_STATE_DISCONNECT_LATER && enet_list_empty(&peer->outgoingReliableCommands) && enet_list_empty(&peer->outgoingUnreliableCommands) && enet_list_empty(&peer->sentReliableCommands))
			enet_peer_disconnect(peer, peer->eventData);
	}

	static ENetProtocolCommand enet_protocol_remove_sent_reliable_command(ENetPeer* peer, enet_uint16 reliableSequenceNumber, enet_uint8 channelID) {
		ENetOutgoingCommand* outgoingCommand = NULL;
		ENetListIterator currentCommand;
		ENetProtocolCommand commandNumber;

		int wasSent = 1;

		for (currentCommand = enet_list_begin(&peer->sentReliableCommands); currentCommand != enet_list_end(&peer->sentReliableCommands); currentCommand = enet_list_next(currentCommand)) {
			outgoingCommand = (ENetOutgoingCommand*)currentCommand;

			if (outgoingCommand->reliableSequenceNumber == reliableSequenceNumber && outgoingCommand->command.header.channelID == channelID)
				break;
		}

		if (currentCommand == enet_list_end(&peer->sentReliableCommands)) {
			for (currentCommand = enet_list_begin(&peer->outgoingReliableCommands); currentCommand != enet_list_end(&peer->outgoingReliableCommands); currentCommand = enet_list_next(currentCommand)) {
				outgoingCommand = (ENetOutgoingCommand*)currentCommand;

				if (outgoingCommand->sendAttempts < 1)
					return ENET_PROTOCOL_COMMAND_NONE;

				if (outgoingCommand->reliableSequenceNumber == reliableSequenceNumber && outgoingCommand->command.header.channelID == channelID)
					break;
			}

			if (currentCommand == enet_list_end(&peer->outgoingReliableCommands))
				return ENET_PROTOCOL_COMMAND_NONE;

			wasSent = 0;
		}

		if (outgoingCommand == NULL)
			return ENET_PROTOCOL_COMMAND_NONE;

		if (channelID < peer->channelCount) {
			ENetChannel* channel = &peer->channels[channelID];
			enet_uint16 reliableWindow = reliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE;

			if (channel->reliableWindows[reliableWindow] > 0) {
				--channel->reliableWindows[reliableWindow];

				if (!channel->reliableWindows[reliableWindow])
					channel->usedReliableWindows &= ~(1 << reliableWindow);
			}
		}

		commandNumber = (ENetProtocolCommand)(outgoingCommand->command.header.command & ENET_PROTOCOL_COMMAND_MASK);

		enet_list_remove(&outgoingCommand->outgoingCommandList);

		if (outgoingCommand->packet != NULL) {
			if (wasSent)
				peer->reliableDataInTransit -= outgoingCommand->fragmentLength;

			--outgoingCommand->packet->referenceCount;

			if (outgoingCommand->packet->referenceCount == 0) {
				outgoingCommand->packet->flags |= ENET_PACKET_FLAG_SENT;

				enet_packet_destroy(outgoingCommand->packet);
			}
		}

		enet_free(outgoingCommand);

		if (enet_list_empty(&peer->sentReliableCommands))
			return commandNumber;

		outgoingCommand = (ENetOutgoingCommand*)enet_list_front(&peer->sentReliableCommands);
		peer->nextTimeout = outgoingCommand->sentTime + outgoingCommand->roundTripTimeout;

		return commandNumber;
	}

	static ENetPeer* enet_protocol_handle_connect(ENetHost* host, ENetProtocolHeader* header, ENetProtocol* command) {
		enet_uint8 incomingSessionID, outgoingSessionID;
		enet_uint32 mtu, windowSize;
		ENetChannel* channel;
		size_t channelCount, duplicatePeers = 0;
		ENetPeer* currentPeer, * peer = NULL;
		ENetProtocol verifyCommand;
		channelCount = ENET_NET_TO_HOST_32(command->connect.channelCount);

		if (channelCount < ENET_PROTOCOL_MINIMUM_CHANNEL_COUNT || channelCount > ENET_PROTOCOL_MAXIMUM_CHANNEL_COUNT)
			return NULL;

		for (currentPeer = host->peers; currentPeer < &host->peers[host->peerCount]; ++currentPeer) {
			if (currentPeer->state == ENET_PEER_STATE_DISCONNECTED) {
				if (peer == NULL)
					peer = currentPeer;
			}
			else if (currentPeer->state != ENET_PEER_STATE_CONNECTING && enet_in6_equal(currentPeer->address.ipv6, host->receivedAddress.ipv6)) {
				if (currentPeer->address.port == host->receivedAddress.port && currentPeer->connectID == command->connect.connectID)
					return NULL;

				++duplicatePeers;
			}
		}

		if (peer == NULL || duplicatePeers >= host->duplicatePeers)
			return NULL;

		if (channelCount > host->channelLimit)
			channelCount = host->channelLimit;

		peer->channels = (ENetChannel*)enet_malloc(channelCount * sizeof(ENetChannel));

		if (peer->channels == NULL)
			return NULL;

		peer->channelCount = channelCount;
		peer->state = ENET_PEER_STATE_ACKNOWLEDGING_CONNECT;
		peer->connectID = command->connect.connectID;
		peer->address = host->receivedAddress;
		peer->outgoingPeerID = ENET_NET_TO_HOST_16(command->connect.outgoingPeerID);
		peer->incomingBandwidth = ENET_NET_TO_HOST_32(command->connect.incomingBandwidth);
		peer->outgoingBandwidth = ENET_NET_TO_HOST_32(command->connect.outgoingBandwidth);
		peer->packetThrottleInterval = ENET_NET_TO_HOST_32(command->connect.packetThrottleInterval);
		peer->packetThrottleAcceleration = ENET_NET_TO_HOST_32(command->connect.packetThrottleAcceleration);
		peer->packetThrottleDeceleration = ENET_NET_TO_HOST_32(command->connect.packetThrottleDeceleration);
		peer->eventData = ENET_NET_TO_HOST_32(command->connect.data);
		incomingSessionID = command->connect.incomingSessionID == 0xFF ? peer->outgoingSessionID : command->connect.incomingSessionID;
		incomingSessionID = (incomingSessionID + 1) & (ENET_PROTOCOL_HEADER_SESSION_MASK >> ENET_PROTOCOL_HEADER_SESSION_SHIFT);

		if (incomingSessionID == peer->outgoingSessionID)
			incomingSessionID = (incomingSessionID + 1) & (ENET_PROTOCOL_HEADER_SESSION_MASK >> ENET_PROTOCOL_HEADER_SESSION_SHIFT);

		peer->outgoingSessionID = incomingSessionID;
		outgoingSessionID = command->connect.outgoingSessionID == 0xFF ? peer->incomingSessionID : command->connect.outgoingSessionID;
		outgoingSessionID = (outgoingSessionID + 1) & (ENET_PROTOCOL_HEADER_SESSION_MASK >> ENET_PROTOCOL_HEADER_SESSION_SHIFT);

		if (outgoingSessionID == peer->incomingSessionID)
			outgoingSessionID = (outgoingSessionID + 1) & (ENET_PROTOCOL_HEADER_SESSION_MASK >> ENET_PROTOCOL_HEADER_SESSION_SHIFT);

		peer->incomingSessionID = outgoingSessionID;

		for (channel = peer->channels; channel < &peer->channels[channelCount]; ++channel) {
			channel->outgoingReliableSequenceNumber = 0;
			channel->outgoingUnreliableSequenceNumber = 0;
			channel->incomingReliableSequenceNumber = 0;
			channel->incomingUnreliableSequenceNumber = 0;

			enet_list_clear(&channel->incomingReliableCommands);
			enet_list_clear(&channel->incomingUnreliableCommands);

			channel->usedReliableWindows = 0;

			memset(channel->reliableWindows, 0, sizeof(channel->reliableWindows));
		}

		mtu = ENET_NET_TO_HOST_32(command->connect.mtu);

		if (mtu < ENET_PROTOCOL_MINIMUM_MTU)
			mtu = ENET_PROTOCOL_MINIMUM_MTU;
		else if (mtu > ENET_PROTOCOL_MAXIMUM_MTU)
			mtu = ENET_PROTOCOL_MAXIMUM_MTU;

		peer->mtu = mtu;

		if (host->outgoingBandwidth == 0 && peer->incomingBandwidth == 0)
			peer->windowSize = ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE;
		else if (host->outgoingBandwidth == 0 || peer->incomingBandwidth == 0)
			peer->windowSize = (ENET_MAX(host->outgoingBandwidth, peer->incomingBandwidth) / ENET_PEER_WINDOW_SIZE_SCALE) * ENET_PROTOCOL_MINIMUM_WINDOW_SIZE;
		else
			peer->windowSize = (ENET_MIN(host->outgoingBandwidth, peer->incomingBandwidth) / ENET_PEER_WINDOW_SIZE_SCALE) * ENET_PROTOCOL_MINIMUM_WINDOW_SIZE;

		if (peer->windowSize < ENET_PROTOCOL_MINIMUM_WINDOW_SIZE)
			peer->windowSize = ENET_PROTOCOL_MINIMUM_WINDOW_SIZE;
		else if (peer->windowSize > ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE)
			peer->windowSize = ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE;

		if (host->incomingBandwidth == 0)
			windowSize = ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE;
		else
			windowSize = (host->incomingBandwidth / ENET_PEER_WINDOW_SIZE_SCALE) * ENET_PROTOCOL_MINIMUM_WINDOW_SIZE;

		if (windowSize > ENET_NET_TO_HOST_32(command->connect.windowSize))
			windowSize = ENET_NET_TO_HOST_32(command->connect.windowSize);

		if (windowSize < ENET_PROTOCOL_MINIMUM_WINDOW_SIZE)
			windowSize = ENET_PROTOCOL_MINIMUM_WINDOW_SIZE;
		else if (windowSize > ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE)
			windowSize = ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE;

		verifyCommand.header.command = ENET_PROTOCOL_COMMAND_VERIFY_CONNECT | ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE;
		verifyCommand.header.channelID = 0xFF;
		verifyCommand.verifyConnect.outgoingPeerID = ENET_HOST_TO_NET_16(peer->incomingPeerID);
		verifyCommand.verifyConnect.incomingSessionID = incomingSessionID;
		verifyCommand.verifyConnect.outgoingSessionID = outgoingSessionID;
		verifyCommand.verifyConnect.mtu = ENET_HOST_TO_NET_32(peer->mtu);
		verifyCommand.verifyConnect.windowSize = ENET_HOST_TO_NET_32(windowSize);
		verifyCommand.verifyConnect.channelCount = ENET_HOST_TO_NET_32(channelCount);
		verifyCommand.verifyConnect.incomingBandwidth = ENET_HOST_TO_NET_32(host->incomingBandwidth);
		verifyCommand.verifyConnect.outgoingBandwidth = ENET_HOST_TO_NET_32(host->outgoingBandwidth);
		verifyCommand.verifyConnect.packetThrottleInterval = ENET_HOST_TO_NET_32(peer->packetThrottleInterval);
		verifyCommand.verifyConnect.packetThrottleAcceleration = ENET_HOST_TO_NET_32(peer->packetThrottleAcceleration);
		verifyCommand.verifyConnect.packetThrottleDeceleration = ENET_HOST_TO_NET_32(peer->packetThrottleDeceleration);
		verifyCommand.verifyConnect.connectID = peer->connectID;

		enet_peer_queue_outgoing_command(peer, &verifyCommand, NULL, 0, 0);

		return peer;
	}

	static int enet_protocol_handle_send_reliable(ENetHost* host, ENetPeer* peer, const ENetProtocol* command, enet_uint8** currentData) {
		size_t dataLength;

		if (command->header.channelID >= peer->channelCount || (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER)) {
			ENET_LOG_ERROR("channel id is greater than the peer's channel count or the peer isn't in connected state and isn't pending disconnection later");
			return ENET_PROTOCOL_SEND_FAIL;
		}


		dataLength = ENET_NET_TO_HOST_16(command->sendReliable.dataLength);
		*currentData += dataLength;

		if (dataLength > host->maximumPacketSize || *currentData < host->receivedData || *currentData > & host->receivedData[host->receivedDataLength]) {
			ENET_LOG_ERROR("data length is wacko");
			return ENET_PACKET_DATA_LENGTH_WEIRDNESS;
		}


		if (enet_peer_queue_incoming_command(peer, command, (const enet_uint8*)command + sizeof(ENetProtocolSendReliable), dataLength, ENET_PACKET_FLAG_RELIABLE, 0) == NULL) {
			ENET_LOG_ERROR("Could not queue incoming command, it returned NULL");
			return ENET_PEER_QUEUE_INCOMING_FAILURE;
		}


		return 0;
	}

	static int enet_protocol_handle_send_unsequenced(ENetHost* host, ENetPeer* peer, const ENetProtocol* command, enet_uint8** currentData) {
		enet_uint32 unsequencedGroup, index;
		size_t dataLength;

		if (command->header.channelID >= peer->channelCount || (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER)) {
			ENET_LOG_ERROR("channel id is greater than the peer's channel count or the peer isn't in connected state and isn't pending disconnection later");
			return ENET_PROTOCOL_SEND_FAIL;
		}


		dataLength = ENET_NET_TO_HOST_16(command->sendUnsequenced.dataLength);
		*currentData += dataLength;

		if (dataLength > host->maximumPacketSize || *currentData < host->receivedData || *currentData > & host->receivedData[host->receivedDataLength]) {
			ENET_LOG_ERROR("data length is wacko");
			return ENET_PACKET_DATA_LENGTH_WEIRDNESS;
		}

		unsequencedGroup = ENET_NET_TO_HOST_16(command->sendUnsequenced.unsequencedGroup);
		index = unsequencedGroup % ENET_PEER_UNSEQUENCED_WINDOW_SIZE;

		if (unsequencedGroup < peer->incomingUnsequencedGroup)
			unsequencedGroup += 0x10000;

		if (unsequencedGroup >= (enet_uint32)peer->incomingUnsequencedGroup + ENET_PEER_FREE_UNSEQUENCED_WINDOWS * ENET_PEER_UNSEQUENCED_WINDOW_SIZE)
			return 0;

		unsequencedGroup &= 0xFFFF;

		if (unsequencedGroup - index != peer->incomingUnsequencedGroup) {
			peer->incomingUnsequencedGroup = unsequencedGroup - index;

			memset(peer->unsequencedWindow, 0, sizeof(peer->unsequencedWindow));
		}
		else if (peer->unsequencedWindow[index / 32] & (1 << (index % 32))) {
			return 0;
		}

		if (enet_peer_queue_incoming_command(peer, command, (const enet_uint8*)command + sizeof(ENetProtocolSendUnsequenced), dataLength, ENET_PACKET_FLAG_UNSEQUENCED, 0) == NULL) {
			ENET_LOG_ERROR("Could not queue incoming command, it returned NULL");
			return ENET_PEER_QUEUE_INCOMING_FAILURE;
		}

		peer->unsequencedWindow[index / 32] |= 1 << (index % 32);

		return 0;
	}

	static int enet_protocol_handle_send_unreliable(ENetHost* host, ENetPeer* peer, const ENetProtocol* command, enet_uint8** currentData) {
		size_t dataLength;

		if (command->header.channelID >= peer->channelCount || (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER)) {
			ENET_LOG_ERROR("channel id is greater than the peer's channel count or the peer isn't in connected state and isn't pending disconnection later");
			return ENET_PROTOCOL_SEND_FAIL;
		}

		dataLength = ENET_NET_TO_HOST_16(command->sendUnreliable.dataLength);
		*currentData += dataLength;

		if (dataLength > host->maximumPacketSize || *currentData < host->receivedData || *currentData > & host->receivedData[host->receivedDataLength]) {
			ENET_LOG_ERROR("data length is wacko");
			return ENET_PACKET_DATA_LENGTH_WEIRDNESS;
		}

		if (enet_peer_queue_incoming_command(peer, command, (const enet_uint8*)command + sizeof(ENetProtocolSendUnreliable), dataLength, 0, 0) == NULL) {
			ENET_LOG_ERROR("Could not queue incoming command, it returned NULL");
			return ENET_PEER_QUEUE_INCOMING_FAILURE;
		}

		return 0;
	}

	static int enet_protocol_handle_send_fragment(ENetHost* host, ENetPeer* peer, const ENetProtocol* command, enet_uint8** currentData) {
		enet_uint32 fragmentNumber, fragmentCount, fragmentOffset, fragmentLength, startSequenceNumber, totalLength;
		ENetChannel* channel;
		enet_uint16 startWindow, currentWindow;
		ENetListIterator currentCommand;
		ENetIncomingCommand* startCommand = NULL;

		if (command->header.channelID >= peer->channelCount || (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER)) {
			ENET_LOG_ERROR("channel id is greater than the peer's channel count or the peer isn't in connected state and isn't pending disconnection later");
			return ENET_PROTOCOL_SEND_FAIL;
		}

		fragmentLength = ENET_NET_TO_HOST_16(command->sendFragment.dataLength);
		*currentData += fragmentLength;

		if (fragmentLength > host->maximumPacketSize || *currentData < host->receivedData || *currentData > & host->receivedData[host->receivedDataLength]) {
			ENET_LOG_ERROR("data length is wacko");
			return ENET_PACKET_DATA_LENGTH_WEIRDNESS;
		}

		channel = &peer->channels[command->header.channelID];
		startSequenceNumber = ENET_NET_TO_HOST_16(command->sendFragment.startSequenceNumber);
		startWindow = startSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE;
		currentWindow = channel->incomingReliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE;

		if (startSequenceNumber < channel->incomingReliableSequenceNumber)
			startWindow += ENET_PEER_RELIABLE_WINDOWS;

		if (startWindow < currentWindow || startWindow >= currentWindow + ENET_PEER_FREE_RELIABLE_WINDOWS - 1)
			return 0;

		fragmentNumber = ENET_NET_TO_HOST_32(command->sendFragment.fragmentNumber);
		fragmentCount = ENET_NET_TO_HOST_32(command->sendFragment.fragmentCount);
		fragmentOffset = ENET_NET_TO_HOST_32(command->sendFragment.fragmentOffset);
		totalLength = ENET_NET_TO_HOST_32(command->sendFragment.totalLength);

		if (fragmentCount > ENET_PROTOCOL_MAXIMUM_FRAGMENT_COUNT || fragmentNumber >= fragmentCount || totalLength > host->maximumPacketSize || fragmentOffset >= totalLength || fragmentLength > totalLength - fragmentOffset) {
			ENET_LOG_ERROR("Some fragment weirdness going on here");
			return ENET_PACKET_DATA_FRAGMENT_WEIRDNESS;
		}


		for (currentCommand = enet_list_previous(enet_list_end(&channel->incomingReliableCommands)); currentCommand != enet_list_end(&channel->incomingReliableCommands); currentCommand = enet_list_previous(currentCommand)) {
			ENetIncomingCommand* incomingCommand = (ENetIncomingCommand*)currentCommand;

			if (startSequenceNumber >= channel->incomingReliableSequenceNumber) {
				if (incomingCommand->reliableSequenceNumber < channel->incomingReliableSequenceNumber)
					continue;
			}
			else if (incomingCommand->reliableSequenceNumber >= channel->incomingReliableSequenceNumber) {
				break;
			}

			if (incomingCommand->reliableSequenceNumber <= startSequenceNumber) {
				if (incomingCommand->reliableSequenceNumber < startSequenceNumber)
					break;

				if ((incomingCommand->command.header.command & ENET_PROTOCOL_COMMAND_MASK) != ENET_PROTOCOL_COMMAND_SEND_FRAGMENT || totalLength != incomingCommand->packet->dataLength || fragmentCount != incomingCommand->fragmentCount) {
					ENET_LOG_ERROR("Some fragment weirdness going on here");
					return ENET_PACKET_DATA_FRAGMENT_WEIRDNESS;
				}


				startCommand = incomingCommand;

				break;
			}
		}

		if (startCommand == NULL) {
			ENetProtocol hostCommand = *command;
			hostCommand.header.reliableSequenceNumber = startSequenceNumber;
			startCommand = enet_peer_queue_incoming_command(peer, &hostCommand, NULL, totalLength, ENET_PACKET_FLAG_RELIABLE, fragmentCount);

			if (startCommand == NULL) {
				ENET_LOG_ERROR("startCommand was NULL.");
				return ENET_PACKET_STARTCMD_NULL;
			}

		}

		if ((startCommand->fragments[fragmentNumber / 32] & (1 << (fragmentNumber % 32))) == 0) {
			--startCommand->fragmentsRemaining;
			startCommand->fragments[fragmentNumber / 32] |= (1 << (fragmentNumber % 32));

			if (fragmentOffset + fragmentLength > startCommand->packet->dataLength)
				fragmentLength = startCommand->packet->dataLength - fragmentOffset;

			memcpy(startCommand->packet->data + fragmentOffset, (enet_uint8*)command + sizeof(ENetProtocolSendFragment), fragmentLength);

			if (startCommand->fragmentsRemaining <= 0)
				enet_peer_dispatch_incoming_reliable_commands(peer, channel);
		}

		return 0;
	}

	static int enet_protocol_handle_send_unreliable_fragment(ENetHost* host, ENetPeer* peer, const ENetProtocol* command, enet_uint8** currentData) {
		enet_uint32 fragmentNumber, fragmentCount, fragmentOffset, fragmentLength, reliableSequenceNumber, startSequenceNumber, totalLength;
		enet_uint16 reliableWindow, currentWindow;
		ENetChannel* channel;
		ENetListIterator currentCommand;
		ENetIncomingCommand* startCommand = NULL;

		if (command->header.channelID >= peer->channelCount || (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER)) {
			ENET_LOG_ERROR("channel id is greater than the peer's channel count or the peer isn't in connected state and isn't pending disconnection later");
			return ENET_PROTOCOL_SEND_FAIL;
		}

		fragmentLength = ENET_NET_TO_HOST_16(command->sendFragment.dataLength);
		*currentData += fragmentLength;

		if (fragmentLength > host->maximumPacketSize || *currentData < host->receivedData || *currentData > & host->receivedData[host->receivedDataLength]) {
			ENET_LOG_ERROR("fragment data length is wacko");
			return ENET_PACKET_DATA_LENGTH_WEIRDNESS;
		}

		channel = &peer->channels[command->header.channelID];
		reliableSequenceNumber = command->header.reliableSequenceNumber;
		startSequenceNumber = ENET_NET_TO_HOST_16(command->sendFragment.startSequenceNumber);
		reliableWindow = reliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE;
		currentWindow = channel->incomingReliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE;

		if (reliableSequenceNumber < channel->incomingReliableSequenceNumber)
			reliableWindow += ENET_PEER_RELIABLE_WINDOWS;

		if (reliableWindow < currentWindow || reliableWindow >= currentWindow + ENET_PEER_FREE_RELIABLE_WINDOWS - 1)
			return 0;

		if (reliableSequenceNumber == channel->incomingReliableSequenceNumber && startSequenceNumber <= channel->incomingUnreliableSequenceNumber)
			return 0;

		fragmentNumber = ENET_NET_TO_HOST_32(command->sendFragment.fragmentNumber);
		fragmentCount = ENET_NET_TO_HOST_32(command->sendFragment.fragmentCount);
		fragmentOffset = ENET_NET_TO_HOST_32(command->sendFragment.fragmentOffset);
		totalLength = ENET_NET_TO_HOST_32(command->sendFragment.totalLength);

		if (fragmentCount > ENET_PROTOCOL_MAXIMUM_FRAGMENT_COUNT || fragmentNumber >= fragmentCount || totalLength > host->maximumPacketSize || fragmentOffset >= totalLength || fragmentLength > totalLength - fragmentOffset) {
			ENET_LOG_ERROR("Exceeded maximum number of fragments, the total length is more than the packet size, the offset is out of bounds or the fragment is too big");
			return ENET_PEER_SENDFAIL_FRAGMENTOVERLOAD;
		}


		for (currentCommand = enet_list_previous(enet_list_end(&channel->incomingUnreliableCommands)); currentCommand != enet_list_end(&channel->incomingUnreliableCommands); currentCommand = enet_list_previous(currentCommand)) {
			ENetIncomingCommand* incomingCommand = (ENetIncomingCommand*)currentCommand;

			if (reliableSequenceNumber >= channel->incomingReliableSequenceNumber) {
				if (incomingCommand->reliableSequenceNumber < channel->incomingReliableSequenceNumber)
					continue;
			}
			else if (incomingCommand->reliableSequenceNumber >= channel->incomingReliableSequenceNumber) {
				break;
			}

			if (incomingCommand->reliableSequenceNumber < reliableSequenceNumber)
				break;

			if (incomingCommand->reliableSequenceNumber > reliableSequenceNumber)
				continue;

			if (incomingCommand->unreliableSequenceNumber <= startSequenceNumber) {
				if (incomingCommand->unreliableSequenceNumber < startSequenceNumber)
					break;

				if ((incomingCommand->command.header.command & ENET_PROTOCOL_COMMAND_MASK) != ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE_FRAGMENT || totalLength != incomingCommand->packet->dataLength || fragmentCount != incomingCommand->fragmentCount) {
					ENET_LOG_ERROR("Some fragment weirdness going on here");
					return ENET_PACKET_DATA_FRAGMENT_WEIRDNESS;
				}


				startCommand = incomingCommand;

				break;
			}
		}

		if (startCommand == NULL) {
			startCommand = enet_peer_queue_incoming_command(peer, command, NULL, totalLength,
				ENET_PACKET_FLAG_UNRELIABLE_FRAGMENTED, fragmentCount);

			if (startCommand == NULL) {
				ENET_LOG_ERROR("startCommand was NULL");
				return ENET_PACKET_STARTCMD_NULL;
			}

		}

		if ((startCommand->fragments[fragmentNumber / 32] & (1 << (fragmentNumber % 32))) == 0) {
			--startCommand->fragmentsRemaining;
			startCommand->fragments[fragmentNumber / 32] |= (1 << (fragmentNumber % 32));

			if (fragmentOffset + fragmentLength > startCommand->packet->dataLength)
				fragmentLength = startCommand->packet->dataLength - fragmentOffset;

			memcpy(startCommand->packet->data + fragmentOffset, (enet_uint8*)command + sizeof(ENetProtocolSendFragment), fragmentLength);

			if (startCommand->fragmentsRemaining <= 0)
				enet_peer_dispatch_incoming_unreliable_commands(peer, channel);
		}

		return 0;
	}

	static int enet_protocol_handle_ping(ENetHost* host, ENetPeer* peer, const ENetProtocol* command) {
		if (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER) {
			ENET_LOG_ERROR("Doing jack squat on a peer that is not connected correctly");
			return ENET_PEER_NOT_CONNECTED_CORRECTLY;
		}


		return 0;
	}

	static int enet_protocol_handle_bandwidth_limit(ENetHost* host, ENetPeer* peer, const ENetProtocol* command) {
		if (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER) {
			ENET_LOG_ERROR("Doing jack squat on a peer that is not connected correctly");
			return ENET_PEER_NOT_CONNECTED_CORRECTLY;
		}

		if (peer->incomingBandwidth != 0)
			--host->bandwidthLimitedPeers;

		peer->incomingBandwidth = ENET_NET_TO_HOST_32(command->bandwidthLimit.incomingBandwidth);
		peer->outgoingBandwidth = ENET_NET_TO_HOST_32(command->bandwidthLimit.outgoingBandwidth);

		if (peer->incomingBandwidth != 0)
			++host->bandwidthLimitedPeers;

		if (peer->incomingBandwidth == 0 && host->outgoingBandwidth == 0)
			peer->windowSize = ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE;
		else if (peer->incomingBandwidth == 0 || host->outgoingBandwidth == 0)
			peer->windowSize = (ENET_MAX(peer->incomingBandwidth, host->outgoingBandwidth) / ENET_PEER_WINDOW_SIZE_SCALE) * ENET_PROTOCOL_MINIMUM_WINDOW_SIZE;
		else
			peer->windowSize = (ENET_MIN(peer->incomingBandwidth, host->outgoingBandwidth) / ENET_PEER_WINDOW_SIZE_SCALE) * ENET_PROTOCOL_MINIMUM_WINDOW_SIZE;

		if (peer->windowSize < ENET_PROTOCOL_MINIMUM_WINDOW_SIZE)
			peer->windowSize = ENET_PROTOCOL_MINIMUM_WINDOW_SIZE;
		else if (peer->windowSize > ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE)
			peer->windowSize = ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE;

		return 0;
	}

	static int enet_protocol_handle_throttle_configure(ENetHost* host, ENetPeer* peer, const ENetProtocol* command) {
		if (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER) {
			ENET_LOG_ERROR("Doing jack squat on a peer that is not connected correctly");
			return ENET_PEER_NOT_CONNECTED_CORRECTLY;
		}

		peer->packetThrottleInterval = ENET_NET_TO_HOST_32(command->throttleConfigure.packetThrottleInterval);
		peer->packetThrottleAcceleration = ENET_NET_TO_HOST_32(command->throttleConfigure.packetThrottleAcceleration);
		peer->packetThrottleDeceleration = ENET_NET_TO_HOST_32(command->throttleConfigure.packetThrottleDeceleration);

		return 0;
	}

	static int enet_protocol_handle_disconnect(ENetHost* host, ENetPeer* peer, const ENetProtocol* command) {
		if (peer->state == ENET_PEER_STATE_DISCONNECTED || peer->state == ENET_PEER_STATE_ZOMBIE || peer->state == ENET_PEER_STATE_ACKNOWLEDGING_DISCONNECT)
			return 0;

		enet_peer_reset_queues(peer);

		if (peer->state == ENET_PEER_STATE_CONNECTION_SUCCEEDED || peer->state == ENET_PEER_STATE_DISCONNECTING || peer->state == ENET_PEER_STATE_CONNECTING) {
			enet_protocol_dispatch_state(host, peer, ENET_PEER_STATE_ZOMBIE);
		}
		else if (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER) {
			if (peer->state == ENET_PEER_STATE_CONNECTION_PENDING)
				host->recalculateBandwidthLimits = 1;

			enet_peer_reset(peer);
		}
		else if (command->header.command & ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE) {
			enet_protocol_change_state(host, peer, ENET_PEER_STATE_ACKNOWLEDGING_DISCONNECT);
		}
		else {
			enet_protocol_dispatch_state(host, peer, ENET_PEER_STATE_ZOMBIE);
		}

		if (peer->state != ENET_PEER_STATE_DISCONNECTED)
			peer->eventData = ENET_NET_TO_HOST_32(command->disconnect.data);

		return 0;
	}

	static int enet_protocol_handle_acknowledge(ENetHost* host, ENetEvent* event, ENetPeer* peer, const ENetProtocol* command) {
		enet_uint32 roundTripTime, receivedSentTime, receivedReliableSequenceNumber;
		ENetProtocolCommand commandNumber;

		if (peer->state == ENET_PEER_STATE_DISCONNECTED || peer->state == ENET_PEER_STATE_ZOMBIE)
			return 0;

		receivedSentTime = ENET_NET_TO_HOST_16(command->acknowledge.receivedSentTime);
		receivedSentTime |= host->serviceTime & 0xFFFF0000;

		if ((receivedSentTime & 0x8000) > (host->serviceTime & 0x8000))
			receivedSentTime -= 0x10000;

		if (ENET_TIME_LESS(host->serviceTime, receivedSentTime))
			return 0;

		peer->lastReceiveTime = host->serviceTime;
		peer->earliestTimeout = 0;
		roundTripTime = ENET_TIME_DIFFERENCE(host->serviceTime, receivedSentTime);

		if (roundTripTime == 0)
			roundTripTime = 1;

		if (peer->smoothedRoundTripTime == 0)
			peer->smoothedRoundTripTime = (enet_uint32)((1 - ENET_SRTT_PARA_G) * ENET_SRTT_INITIAL + ENET_SRTT_PARA_G * roundTripTime);
		else
			peer->smoothedRoundTripTime = (enet_uint32)((1 - ENET_SRTT_PARA_G) * peer->smoothedRoundTripTime + ENET_SRTT_PARA_G * roundTripTime);

		enet_peer_throttle(peer, peer->smoothedRoundTripTime);

		peer->roundTripTimeVariance -= peer->roundTripTimeVariance / 4;

		if (peer->smoothedRoundTripTime >= peer->roundTripTime) {
			peer->roundTripTime += (peer->smoothedRoundTripTime - peer->roundTripTime) / 8;
			peer->roundTripTimeVariance += (peer->smoothedRoundTripTime - peer->roundTripTime) / 4;
		}
		else {
			peer->roundTripTime -= (peer->roundTripTime - peer->smoothedRoundTripTime) / 8;
			peer->roundTripTimeVariance += (peer->roundTripTime - peer->smoothedRoundTripTime) / 4;
		}

		if (peer->roundTripTime < peer->lowestRoundTripTime)
			peer->lowestRoundTripTime = peer->roundTripTime;

		if (peer->roundTripTimeVariance > peer->highestRoundTripTimeVariance)
			peer->highestRoundTripTimeVariance = peer->roundTripTimeVariance;

		if (peer->packetThrottleEpoch == 0 || ENET_TIME_DIFFERENCE(host->serviceTime, peer->packetThrottleEpoch) >= peer->packetThrottleInterval) {
			peer->lastRoundTripTime = peer->lowestRoundTripTime;
			peer->lastRoundTripTimeVariance = peer->highestRoundTripTimeVariance;
			peer->lowestRoundTripTime = peer->roundTripTime;
			peer->highestRoundTripTimeVariance = peer->roundTripTimeVariance;
			peer->packetThrottleEpoch = host->serviceTime;
		}

		receivedReliableSequenceNumber = ENET_NET_TO_HOST_16(command->acknowledge.receivedReliableSequenceNumber);
		commandNumber = enet_protocol_remove_sent_reliable_command(peer, receivedReliableSequenceNumber, command->header.channelID);

		switch (peer->state) {
		case ENET_PEER_STATE_ACKNOWLEDGING_CONNECT:
			if (commandNumber != ENET_PROTOCOL_COMMAND_VERIFY_CONNECT) {
				ENET_LOG_ERROR("Wrong command number. Got %u vs %u", commandNumber, ENET_PROTOCOL_COMMAND_VERIFY_CONNECT);
				return ENET_PEER_BAD_COMMAND_NUMBER;
			}


			enet_protocol_notify_connect(host, peer, event);

			break;

		case ENET_PEER_STATE_DISCONNECTING:
			if (commandNumber != ENET_PROTOCOL_COMMAND_DISCONNECT) {
				ENET_LOG_ERROR("Wrong command number. Got %u vs %u", commandNumber, ENET_PROTOCOL_COMMAND_DISCONNECT);
				return ENET_PEER_BAD_COMMAND_NUMBER;
			}


			enet_protocol_notify_disconnect(host, peer, event);

			break;

		case ENET_PEER_STATE_DISCONNECT_LATER:
			if (enet_list_empty(&peer->outgoingReliableCommands) && enet_list_empty(&peer->outgoingUnreliableCommands) && enet_list_empty(&peer->sentReliableCommands))
				enet_peer_disconnect(peer, peer->eventData);

			break;

		default:
			break;
		}

		return 0;
	}

	static int enet_protocol_handle_verify_connect(ENetHost* host, ENetEvent* event, ENetPeer* peer, const ENetProtocol* command) {
		enet_uint32 mtu, windowSize;
		size_t channelCount;

		if (peer->state != ENET_PEER_STATE_CONNECTING)
			return 0;

		channelCount = ENET_NET_TO_HOST_32(command->verifyConnect.channelCount);

		if (channelCount < ENET_PROTOCOL_MINIMUM_CHANNEL_COUNT || channelCount > ENET_PROTOCOL_MAXIMUM_CHANNEL_COUNT || ENET_NET_TO_HOST_32(command->verifyConnect.packetThrottleInterval) != peer->packetThrottleInterval || ENET_NET_TO_HOST_32(command->verifyConnect.packetThrottleAcceleration) != peer->packetThrottleAcceleration || ENET_NET_TO_HOST_32(command->verifyConnect.packetThrottleDeceleration) != peer->packetThrottleDeceleration || command->verifyConnect.connectID != peer->connectID) {
			peer->eventData = 0;

			enet_protocol_dispatch_state(host, peer, ENET_PEER_STATE_ZOMBIE);
			ENET_LOG_ERROR("A peer has entered a Zombie state...");
			return ENET_PEER_BECAME_ZOMBIE;
		}

		enet_protocol_remove_sent_reliable_command(peer, 1, 0xFF);

		if (channelCount < peer->channelCount)
			peer->channelCount = channelCount;

		peer->outgoingPeerID = ENET_NET_TO_HOST_16(command->verifyConnect.outgoingPeerID);
		peer->incomingSessionID = command->verifyConnect.incomingSessionID;
		peer->outgoingSessionID = command->verifyConnect.outgoingSessionID;
		mtu = ENET_NET_TO_HOST_32(command->verifyConnect.mtu);

		if (mtu < ENET_PROTOCOL_MINIMUM_MTU)
			mtu = ENET_PROTOCOL_MINIMUM_MTU;
		else if (mtu > ENET_PROTOCOL_MAXIMUM_MTU)
			mtu = ENET_PROTOCOL_MAXIMUM_MTU;

		if (mtu < peer->mtu)
			peer->mtu = mtu;

		windowSize = ENET_NET_TO_HOST_32(command->verifyConnect.windowSize);

		if (windowSize < ENET_PROTOCOL_MINIMUM_WINDOW_SIZE)
			windowSize = ENET_PROTOCOL_MINIMUM_WINDOW_SIZE;

		if (windowSize > ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE)
			windowSize = ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE;

		if (windowSize < peer->windowSize)
			peer->windowSize = windowSize;

		peer->incomingBandwidth = ENET_NET_TO_HOST_32(command->verifyConnect.incomingBandwidth);
		peer->outgoingBandwidth = ENET_NET_TO_HOST_32(command->verifyConnect.outgoingBandwidth);

		enet_protocol_notify_connect(host, peer, event);

		return 0;
	}

	static int enet_protocol_handle_incoming_commands(ENetHost* host, ENetEvent* event) {
		ENetProtocolHeader* header;
		ENetProtocol* command;
		ENetPeer* peer;
		enet_uint8* currentData;
		size_t headerSize;
		enet_uint16 peerID, flags;
		enet_uint8 sessionID;

		if (host->receivedDataLength < (size_t) & ((ENetProtocolHeader*)0)->sentTime)
			return 0;

		header = (ENetProtocolHeader*)host->receivedData;
		peerID = ENET_NET_TO_HOST_16(header->peerID);
		sessionID = (peerID & ENET_PROTOCOL_HEADER_SESSION_MASK) >> ENET_PROTOCOL_HEADER_SESSION_SHIFT;
		flags = peerID & ENET_PROTOCOL_HEADER_FLAG_MASK;
		peerID &= ~(ENET_PROTOCOL_HEADER_FLAG_MASK | ENET_PROTOCOL_HEADER_SESSION_MASK);
		headerSize = (flags & ENET_PROTOCOL_HEADER_FLAG_SENT_TIME ? sizeof(ENetProtocolHeader) : (size_t) & ((ENetProtocolHeader*)0)->sentTime);

		if (host->checksumCallback != NULL)
			headerSize += sizeof(enet_uint32);

		if (peerID == ENET_PROTOCOL_MAXIMUM_PEER_ID) {
			peer = NULL;
		}
		else if (peerID >= host->peerCount) {
			return 0;
		}
		else {
			peer = &host->peers[peerID];

			if (peer->state == ENET_PEER_STATE_DISCONNECTED || peer->state == ENET_PEER_STATE_ZOMBIE || ((!enet_in6_equal(host->receivedAddress.ipv6, peer->address.ipv6) || host->receivedAddress.port != peer->address.port) && peer->address.ipv4.ip.s_addr != INADDR_BROADCAST) || (peer->outgoingPeerID < ENET_PROTOCOL_MAXIMUM_PEER_ID && sessionID != peer->incomingSessionID))
				return 0;
		}

		if (host->checksumCallback != NULL) {
			enet_uint32* checksum = (enet_uint32*)&host->receivedData[headerSize - sizeof(enet_uint32)];
			enet_uint32 desiredChecksum = *checksum;
			ENetBuffer buffer;
			*checksum = peer != NULL ? peer->connectID : 0;
			buffer.data = host->receivedData;
			buffer.dataLength = host->receivedDataLength;

			if (host->checksumCallback(&buffer, 1) != desiredChecksum)
				return 0;
		}

		if (peer != NULL) {
			peer->address.ipv6 = host->receivedAddress.ipv6;
			peer->address.port = host->receivedAddress.port;
			peer->incomingDataTotal += host->receivedDataLength;
			peer->totalDataReceived += host->receivedDataLength;
		}

		currentData = host->receivedData + headerSize;

		while (currentData < &host->receivedData[host->receivedDataLength]) {
			enet_uint8 commandNumber;
			size_t commandSize;
			command = (ENetProtocol*)currentData;

			if (currentData + sizeof(ENetProtocolCommandHeader) > & host->receivedData[host->receivedDataLength])
				break;

			commandNumber = command->header.command & ENET_PROTOCOL_COMMAND_MASK;

			if (commandNumber >= ENET_PROTOCOL_COMMAND_COUNT)
				break;

			commandSize = commandSizes[commandNumber];

			if (commandSize == 0 || currentData + commandSize > & host->receivedData[host->receivedDataLength])
				break;

			currentData += commandSize;

			if (peer == NULL && (commandNumber != ENET_PROTOCOL_COMMAND_CONNECT || currentData < &host->receivedData[host->receivedDataLength]))
				break;

			command->header.reliableSequenceNumber = ENET_NET_TO_HOST_16(command->header.reliableSequenceNumber);

			switch (commandNumber) {
			case ENET_PROTOCOL_COMMAND_ACKNOWLEDGE:
				if (enet_protocol_handle_acknowledge(host, event, peer, command))
					goto commandError;

				break;

			case ENET_PROTOCOL_COMMAND_CONNECT:
				if (peer != NULL)
					goto commandError;

				if (host->preventConnections == 0) {
					peer = enet_protocol_handle_connect(host, header, command);

					if (peer == NULL)
						goto commandError;
				}

				break;

			case ENET_PROTOCOL_COMMAND_VERIFY_CONNECT:
				if (enet_protocol_handle_verify_connect(host, event, peer, command))
					goto commandError;

				break;

			case ENET_PROTOCOL_COMMAND_DISCONNECT:
				if (enet_protocol_handle_disconnect(host, peer, command))
					goto commandError;

				break;

			case ENET_PROTOCOL_COMMAND_PING:
				if (enet_protocol_handle_ping(host, peer, command))
					goto commandError;

				break;

			case ENET_PROTOCOL_COMMAND_SEND_RELIABLE:
				if (enet_protocol_handle_send_reliable(host, peer, command, &currentData))
					goto commandError;

				break;

			case ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE:
				if (enet_protocol_handle_send_unreliable(host, peer, command, &currentData))
					goto commandError;

				break;

			case ENET_PROTOCOL_COMMAND_SEND_UNSEQUENCED:
				if (enet_protocol_handle_send_unsequenced(host, peer, command, &currentData))
					goto commandError;

				break;

			case ENET_PROTOCOL_COMMAND_SEND_FRAGMENT:
				if (enet_protocol_handle_send_fragment(host, peer, command, &currentData))
					goto commandError;

				break;

			case ENET_PROTOCOL_COMMAND_BANDWIDTH_LIMIT:
				if (enet_protocol_handle_bandwidth_limit(host, peer, command))
					goto commandError;

				break;

			case ENET_PROTOCOL_COMMAND_THROTTLE_CONFIGURE:
				if (enet_protocol_handle_throttle_configure(host, peer, command))
					goto commandError;

				break;

			case ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE_FRAGMENT:
				if (enet_protocol_handle_send_unreliable_fragment(host, peer, command, &currentData))
					goto commandError;

				break;

			default:
				goto commandError;
			}

			if (peer != NULL && (command->header.command & ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE) != 0) {
				enet_uint16 sentTime;

				if (!(flags & ENET_PROTOCOL_HEADER_FLAG_SENT_TIME))
					break;

				sentTime = ENET_NET_TO_HOST_16(header->sentTime);

				switch (peer->state) {
				case ENET_PEER_STATE_DISCONNECTING:
				case ENET_PEER_STATE_ACKNOWLEDGING_CONNECT:
				case ENET_PEER_STATE_DISCONNECTED:
				case ENET_PEER_STATE_ZOMBIE:
					break;

				case ENET_PEER_STATE_ACKNOWLEDGING_DISCONNECT:
					if ((command->header.command & ENET_PROTOCOL_COMMAND_MASK) == ENET_PROTOCOL_COMMAND_DISCONNECT)
						enet_peer_queue_acknowledgement(peer, command, sentTime);

					break;

				default:
					enet_peer_queue_acknowledgement(peer, command, sentTime);

					break;
				}
			}
		}

	commandError:

		if (event != NULL && event->type != ENET_EVENT_TYPE_NONE)
			return 1;

		return 0;
	}

	static int enet_protocol_receive_incoming_commands(ENetHost* host, ENetEvent* event) {
		int packets;

		for (packets = 0; packets < 256; ++packets) {
			int receivedLength;
			ENetBuffer buffer;
			buffer.data = host->packetData[0];
			buffer.dataLength = host->mtu;
			receivedLength = enet_socket_receive(host->socket, &host->receivedAddress, &buffer, 1);

			if (receivedLength == -2)
				continue;

			if (receivedLength < 0) {
				ENET_LOG_ERROR("received length was negative: %i", receivedLength);
				return ENET_PACKET_DATA_LENGTH_NEGATIVE;
			}


			if (receivedLength == 0)
				return 0;

			host->receivedData = host->packetData[0];
			host->receivedDataLength = receivedLength;
			host->totalReceivedData += receivedLength;
			host->totalReceivedPackets++;

			if (host->interceptCallback != NULL) {
				switch (host->interceptCallback(host, (void*)event)) {
				case 1:
					if (event != NULL && event->type != ENET_EVENT_TYPE_NONE)
						return 1;

					continue;

				case -1:
					ENET_LOG_ERROR("intercept callback failure");
					return ENET_HOST_INTERCEPT_FAILURE;

				default:
					break;
				}
			}

			switch (enet_protocol_handle_incoming_commands(host, event)) {
			case 1:
				return 1;

			case -1:
				ENET_LOG_ERROR("enet_protocol_handle_incoming_commands failure");
				return ENET_PEER_QUEUE_INCOMING_FAILURE;

			default:
				break;
			}
		}

		return -1;
	}

	static void enet_protocol_send_acknowledgements(ENetHost* host, ENetPeer* peer) {
		ENetProtocol* command = &host->commands[host->commandCount];
		ENetBuffer* buffer = &host->buffers[host->bufferCount];
		ENetAcknowledgement* acknowledgement;
		ENetListIterator currentAcknowledgement;
		enet_uint16 reliableSequenceNumber;
		currentAcknowledgement = enet_list_begin(&peer->acknowledgements);

		while (currentAcknowledgement != enet_list_end(&peer->acknowledgements)) {
			if (command >= &host->commands[sizeof(host->commands) / sizeof(ENetProtocol)] || buffer >= &host->buffers[sizeof(host->buffers) / sizeof(ENetBuffer)] || peer->mtu - host->packetSize < sizeof(ENetProtocolAcknowledge)) {
				host->continueSending = 1;

				break;
			}

			acknowledgement = (ENetAcknowledgement*)currentAcknowledgement;
			currentAcknowledgement = enet_list_next(currentAcknowledgement);
			buffer->data = command;
			buffer->dataLength = sizeof(ENetProtocolAcknowledge);
			host->packetSize += buffer->dataLength;
			reliableSequenceNumber = ENET_HOST_TO_NET_16(acknowledgement->command.header.reliableSequenceNumber);
			command->header.command = ENET_PROTOCOL_COMMAND_ACKNOWLEDGE;
			command->header.channelID = acknowledgement->command.header.channelID;
			command->header.reliableSequenceNumber = reliableSequenceNumber;
			command->acknowledge.receivedReliableSequenceNumber = reliableSequenceNumber;
			command->acknowledge.receivedSentTime = ENET_HOST_TO_NET_16(acknowledgement->sentTime);

			if ((acknowledgement->command.header.command & ENET_PROTOCOL_COMMAND_MASK) == ENET_PROTOCOL_COMMAND_DISCONNECT)
				enet_protocol_dispatch_state(host, peer, ENET_PEER_STATE_ZOMBIE);

			enet_list_remove(&acknowledgement->acknowledgementList);
			enet_free(acknowledgement);

			++command;
			++buffer;
		}

		host->commandCount = command - host->commands;
		host->bufferCount = buffer - host->buffers;
	}

	static void enet_protocol_send_unreliable_outgoing_commands(ENetHost* host, ENetPeer* peer) {
		ENetProtocol* command = &host->commands[host->commandCount];
		ENetBuffer* buffer = &host->buffers[host->bufferCount];
		ENetOutgoingCommand* outgoingCommand;
		ENetListIterator currentCommand;
		currentCommand = enet_list_begin(&peer->outgoingUnreliableCommands);

		while (currentCommand != enet_list_end(&peer->outgoingUnreliableCommands)) {
			size_t commandSize;
			outgoingCommand = (ENetOutgoingCommand*)currentCommand;
			commandSize = commandSizes[outgoingCommand->command.header.command & ENET_PROTOCOL_COMMAND_MASK];

			if (command >= &host->commands[sizeof(host->commands) / sizeof(ENetProtocol)] || buffer + 1 >= &host->buffers[sizeof(host->buffers) / sizeof(ENetBuffer)] || peer->mtu - host->packetSize < commandSize || (outgoingCommand->packet != NULL && peer->mtu - host->packetSize < commandSize + outgoingCommand->fragmentLength)) {
				host->continueSending = 1;

				break;
			}

			currentCommand = enet_list_next(currentCommand);

			if (outgoingCommand->packet != NULL && outgoingCommand->fragmentOffset == 0) {
				peer->packetThrottleCounter += ENET_PEER_PACKET_THROTTLE_COUNTER;
				peer->packetThrottleCounter %= ENET_PEER_PACKET_THROTTLE_SCALE;

				if (peer->packetThrottleCounter > peer->packetThrottle) {
					enet_uint16 reliableSequenceNumber = outgoingCommand->reliableSequenceNumber;
					enet_uint16 unreliableSequenceNumber = outgoingCommand->unreliableSequenceNumber;

					for (;;) {
						--outgoingCommand->packet->referenceCount;

						if (outgoingCommand->packet->referenceCount == 0)
							enet_packet_destroy(outgoingCommand->packet);

						enet_list_remove(&outgoingCommand->outgoingCommandList);
						enet_free(outgoingCommand);

						if (currentCommand == enet_list_end(&peer->outgoingUnreliableCommands))
							break;

						outgoingCommand = (ENetOutgoingCommand*)currentCommand;

						if (outgoingCommand->reliableSequenceNumber != reliableSequenceNumber || outgoingCommand->unreliableSequenceNumber != unreliableSequenceNumber)
							break;

						currentCommand = enet_list_next(currentCommand);
					}

					continue;
				}
			}

			buffer->data = command;
			buffer->dataLength = commandSize;
			host->packetSize += buffer->dataLength;
			*command = outgoingCommand->command;

			enet_list_remove(&outgoingCommand->outgoingCommandList);

			if (outgoingCommand->packet != NULL) {
				++buffer;

				buffer->data = outgoingCommand->packet->data + outgoingCommand->fragmentOffset;
				buffer->dataLength = outgoingCommand->fragmentLength;
				host->packetSize += buffer->dataLength;

				enet_list_insert(enet_list_end(&peer->sentUnreliableCommands), outgoingCommand);
			}
			else {
				enet_free(outgoingCommand);
			}

			++command;
			++buffer;
		}

		host->commandCount = command - host->commands;
		host->bufferCount = buffer - host->buffers;

		if (peer->state == ENET_PEER_STATE_DISCONNECT_LATER && enet_list_empty(&peer->outgoingReliableCommands) && enet_list_empty(&peer->outgoingUnreliableCommands) && enet_list_empty(&peer->sentReliableCommands) && enet_list_empty(&peer->sentUnreliableCommands))
			enet_peer_disconnect(peer, peer->eventData);
	}

	static int enet_protocol_check_timeouts(ENetHost* host, ENetPeer* peer, ENetEvent* event) {
		ENetOutgoingCommand* outgoingCommand;
		ENetListIterator currentCommand, insertPosition;
		currentCommand = enet_list_begin(&peer->sentReliableCommands);
		insertPosition = enet_list_begin(&peer->outgoingReliableCommands);

		while (currentCommand != enet_list_end(&peer->sentReliableCommands)) {
			outgoingCommand = (ENetOutgoingCommand*)currentCommand;
			currentCommand = enet_list_next(currentCommand);

			if (ENET_TIME_DIFFERENCE(host->serviceTime, outgoingCommand->sentTime) < outgoingCommand->roundTripTimeout)
				continue;

			if (peer->earliestTimeout == 0 || ENET_TIME_LESS(outgoingCommand->sentTime, peer->earliestTimeout))
				peer->earliestTimeout = outgoingCommand->sentTime;

			if (peer->earliestTimeout != 0 && (ENET_TIME_DIFFERENCE(host->serviceTime, peer->earliestTimeout) >= peer->timeoutMaximum || (outgoingCommand->roundTripTimeout >= outgoingCommand->roundTripTimeoutLimit && ENET_TIME_DIFFERENCE(host->serviceTime, peer->earliestTimeout) >= peer->timeoutMinimum))) {
				enet_protocol_notify_disconnect_timeout(host, peer, event);

				return 1;
			}

			if (outgoingCommand->packet != NULL)
				peer->reliableDataInTransit -= outgoingCommand->fragmentLength;

			++peer->packetsLost;
			++peer->totalPacketsLost;
			outgoingCommand->roundTripTimeout = peer->roundTripTime + 4 * peer->roundTripTimeVariance;
			outgoingCommand->roundTripTimeoutLimit = peer->timeoutLimit * outgoingCommand->roundTripTimeout;

			enet_list_insert(insertPosition, enet_list_remove(&outgoingCommand->outgoingCommandList));

			if (currentCommand == enet_list_begin(&peer->sentReliableCommands) && !enet_list_empty(&peer->sentReliableCommands)) {
				outgoingCommand = (ENetOutgoingCommand*)currentCommand;
				peer->nextTimeout = outgoingCommand->sentTime + outgoingCommand->roundTripTimeout;
			}
		}

		return 0;
	}

	static int enet_protocol_send_reliable_outgoing_commands(ENetHost* host, ENetPeer* peer) {
		ENetProtocol* command = &host->commands[host->commandCount];
		ENetBuffer* buffer = &host->buffers[host->bufferCount];
		ENetOutgoingCommand* outgoingCommand;
		ENetListIterator currentCommand;
		ENetChannel* channel;
		enet_uint16 reliableWindow;
		size_t commandSize;
		int windowExceeded = 0, windowWrap = 0, canPing = 1;
		currentCommand = enet_list_begin(&peer->outgoingReliableCommands);

		while (currentCommand != enet_list_end(&peer->outgoingReliableCommands)) {
			outgoingCommand = (ENetOutgoingCommand*)currentCommand;
			channel = outgoingCommand->command.header.channelID < peer->channelCount ? &peer->channels[outgoingCommand->command.header.channelID] : NULL;
			reliableWindow = outgoingCommand->reliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE;

			if (channel != NULL) {
				if (!windowWrap && outgoingCommand->sendAttempts < 1 && !(outgoingCommand->reliableSequenceNumber % ENET_PEER_RELIABLE_WINDOW_SIZE) && (channel->reliableWindows[(reliableWindow + ENET_PEER_RELIABLE_WINDOWS - 1) % ENET_PEER_RELIABLE_WINDOWS] >= ENET_PEER_RELIABLE_WINDOW_SIZE || channel->usedReliableWindows & ((((1 << ENET_PEER_FREE_RELIABLE_WINDOWS) - 1) << reliableWindow) | (((1 << ENET_PEER_FREE_RELIABLE_WINDOWS) - 1) >> (ENET_PEER_RELIABLE_WINDOWS - reliableWindow)))))
					windowWrap = 1;

				if (windowWrap) {
					currentCommand = enet_list_next(currentCommand);

					continue;
				}
			}

			if (outgoingCommand->packet != NULL) {
				if (!windowExceeded) {
					enet_uint32 windowSize = (peer->packetThrottle * peer->windowSize) / ENET_PEER_PACKET_THROTTLE_SCALE;

					if (peer->reliableDataInTransit + outgoingCommand->fragmentLength > ENET_MAX(windowSize, peer->mtu))
						windowExceeded = 1;
				}

				if (windowExceeded) {
					currentCommand = enet_list_next(currentCommand);

					continue;
				}
			}

			canPing = 0;
			commandSize = commandSizes[outgoingCommand->command.header.command & ENET_PROTOCOL_COMMAND_MASK];

			if (command >= &host->commands[sizeof(host->commands) / sizeof(ENetProtocol)] || buffer + 1 >= &host->buffers[sizeof(host->buffers) / sizeof(ENetBuffer)] || peer->mtu - host->packetSize < commandSize || (outgoingCommand->packet != NULL && (enet_uint16)(peer->mtu - host->packetSize) < (enet_uint16)(commandSize + outgoingCommand->fragmentLength))) {
				host->continueSending = 1;

				break;
			}

			currentCommand = enet_list_next(currentCommand);

			if (channel != NULL && outgoingCommand->sendAttempts < 1) {
				channel->usedReliableWindows |= 1 << reliableWindow;
				++channel->reliableWindows[reliableWindow];
			}

			++outgoingCommand->sendAttempts;

			if (outgoingCommand->roundTripTimeout == 0) {
				outgoingCommand->roundTripTimeout = peer->roundTripTime + 4 * peer->roundTripTimeVariance;
				outgoingCommand->roundTripTimeoutLimit = peer->timeoutLimit * outgoingCommand->roundTripTimeout;
			}

			if (enet_list_empty(&peer->sentReliableCommands))
				peer->nextTimeout = host->serviceTime + outgoingCommand->roundTripTimeout;

			enet_list_insert(enet_list_end(&peer->sentReliableCommands), enet_list_remove(&outgoingCommand->outgoingCommandList));

			outgoingCommand->sentTime = host->serviceTime;
			buffer->data = command;
			buffer->dataLength = commandSize;
			host->packetSize += buffer->dataLength;
			host->headerFlags |= ENET_PROTOCOL_HEADER_FLAG_SENT_TIME;
			*command = outgoingCommand->command;

			if (outgoingCommand->packet != NULL) {
				++buffer;
				buffer->data = outgoingCommand->packet->data + outgoingCommand->fragmentOffset;
				buffer->dataLength = outgoingCommand->fragmentLength;
				host->packetSize += outgoingCommand->fragmentLength;
				peer->reliableDataInTransit += outgoingCommand->fragmentLength;
			}

			++peer->packetsSent;
			++peer->totalPacketsSent;
			++command;
			++buffer;
		}

		host->commandCount = command - host->commands;
		host->bufferCount = buffer - host->buffers;

		return canPing;
	}

	static int enet_protocol_send_outgoing_commands(ENetHost* host, ENetEvent* event, int checkForTimeouts) {
		enet_uint8 headerData[sizeof(ENetProtocolHeader) + sizeof(enet_uint32)];
		ENetProtocolHeader* header = (ENetProtocolHeader*)headerData;
		ENetPeer* currentPeer;
		int sentLength;
		host->continueSending = 1;

		while (host->continueSending) {
			for (host->continueSending = 0, currentPeer = host->peers; currentPeer < &host->peers[host->peerCount]; ++currentPeer) {
				if (currentPeer->state == ENET_PEER_STATE_DISCONNECTED || currentPeer->state == ENET_PEER_STATE_ZOMBIE)
					continue;

				host->headerFlags = 0;
				host->commandCount = 0;
				host->bufferCount = 1;
				host->packetSize = sizeof(ENetProtocolHeader);

				if (!enet_list_empty(&currentPeer->acknowledgements))
					enet_protocol_send_acknowledgements(host, currentPeer);

				if (checkForTimeouts != 0 && !enet_list_empty(&currentPeer->sentReliableCommands) && ENET_TIME_GREATER_EQUAL(host->serviceTime, currentPeer->nextTimeout) && enet_protocol_check_timeouts(host, currentPeer, event) == 1) {
					if (event != NULL && event->type != ENET_EVENT_TYPE_NONE)
						return 1;
					else
						continue;
				}

				if ((enet_list_empty(&currentPeer->outgoingReliableCommands) || enet_protocol_send_reliable_outgoing_commands(host, currentPeer)) && enet_list_empty(&currentPeer->sentReliableCommands) && ENET_TIME_DIFFERENCE(host->serviceTime, currentPeer->lastReceiveTime) >= currentPeer->pingInterval && currentPeer->mtu - host->packetSize >= sizeof(ENetProtocolPing)) {
					enet_peer_ping(currentPeer);
					enet_protocol_send_reliable_outgoing_commands(host, currentPeer);
				}

				if (!enet_list_empty(&currentPeer->outgoingUnreliableCommands))
					enet_protocol_send_unreliable_outgoing_commands(host, currentPeer);

				if (host->commandCount == 0)
					continue;

				if (currentPeer->packetLossEpoch == 0) {
					currentPeer->packetLossEpoch = host->serviceTime;
				}
				else if (ENET_TIME_DIFFERENCE(host->serviceTime, currentPeer->packetLossEpoch) >= ENET_PEER_PACKET_LOSS_INTERVAL && currentPeer->packetsSent > 0) {
					enet_uint32 packetLoss = currentPeer->packetsLost * ENET_PEER_PACKET_LOSS_SCALE / currentPeer->packetsSent;

					ENET_LOG_TRACE(
						"peer %u: %3.3f%% (+-%3.3f%%) pkt loss, %u ms RTT (+-%u ms Jitter), %3.2f%% throttle, reliable list sizes: %u/%u out, %u/%u in\n", currentPeer->incomingPeerID,
						(currentPeer->packetLoss / (float)ENET_PEER_PACKET_LOSS_SCALE) * 100,
						(currentPeer->packetLossVariance / (float)ENET_PEER_PACKET_LOSS_SCALE) * 100, currentPeer->roundTripTime, currentPeer->roundTripTimeVariance,
						(currentPeer->packetThrottle / (float)ENET_PEER_PACKET_THROTTLE_SCALE) * 100,

						enet_list_size(&currentPeer->outgoingReliableCommands),
						enet_list_size(&currentPeer->outgoingUnreliableCommands),

						currentPeer->channels != NULL ? enet_list_size(&currentPeer->channels->incomingReliableCommands) : 0,
						currentPeer->channels != NULL ? enet_list_size(&currentPeer->channels->incomingUnreliableCommands) : 0
					);

					currentPeer->packetLossVariance -= currentPeer->packetLossVariance / 4;

					if (packetLoss >= currentPeer->packetLoss) {
						currentPeer->packetLoss += (packetLoss - currentPeer->packetLoss) / 8;
						currentPeer->packetLossVariance += (packetLoss - currentPeer->packetLoss) / 4;
					}
					else {
						currentPeer->packetLoss -= (currentPeer->packetLoss - packetLoss) / 8;
						currentPeer->packetLossVariance += (currentPeer->packetLoss - packetLoss) / 4;
					}

					currentPeer->packetLossEpoch = host->serviceTime;
					currentPeer->packetsSent = 0;
					currentPeer->packetsLost = 0;
				}

				host->buffers->data = headerData;

				if (host->headerFlags & ENET_PROTOCOL_HEADER_FLAG_SENT_TIME) {
					header->sentTime = ENET_HOST_TO_NET_16(host->serviceTime & 0xFFFF);
					host->buffers->dataLength = sizeof(ENetProtocolHeader);
				}
				else {
					host->buffers->dataLength = (size_t) & ((ENetProtocolHeader*)0)->sentTime;
				}

				if (currentPeer->outgoingPeerID < ENET_PROTOCOL_MAXIMUM_PEER_ID)
					host->headerFlags |= currentPeer->outgoingSessionID << ENET_PROTOCOL_HEADER_SESSION_SHIFT;

				header->peerID = ENET_HOST_TO_NET_16(currentPeer->outgoingPeerID | host->headerFlags);

				if (host->checksumCallback != NULL) {
					enet_uint32* checksum = (enet_uint32*)&headerData[host->buffers->dataLength];
					*checksum = currentPeer->outgoingPeerID < ENET_PROTOCOL_MAXIMUM_PEER_ID ? currentPeer->connectID : 0;
					host->buffers->dataLength += sizeof(enet_uint32);
					*checksum = host->checksumCallback(host->buffers, host->bufferCount);
				}

				currentPeer->lastSendTime = host->serviceTime;
				sentLength = enet_socket_send(host->socket, &currentPeer->address, host->buffers, host->bufferCount);

				enet_protocol_remove_sent_unreliable_commands(currentPeer);

				if (sentLength < 0) {
					ENET_LOG_ERROR("sentLength was negative: %i", sentLength);
					return ENET_PACKET_DATA_LENGTH_NEGATIVE;
				}


				host->totalSentData += sentLength;
				currentPeer->totalDataSent += sentLength;
				host->totalSentPackets++;
			}
		}

		return 0;
	}

	void enet_host_flush(ENetHost* host) {
		host->serviceTime = enet_time_get();

		enet_protocol_send_outgoing_commands(host, NULL, 0);
	}

	int enet_host_check_events(ENetHost* host, ENetEvent* event) {
		if (event == NULL)
			// Coburn: Probably not needed to put debug here?
			return -1;

		event->type = ENET_EVENT_TYPE_NONE;
		event->peer = NULL;
		event->packet = NULL;

		return enet_protocol_dispatch_incoming_commands(host, event);
	}

	int enet_host_service(ENetHost* host, ENetEvent* event, enet_uint32 timeout) {
		enet_uint32 waitCondition;

		if (event != NULL) {
			event->type = ENET_EVENT_TYPE_NONE;
			event->peer = NULL;
			event->packet = NULL;

			switch (enet_protocol_dispatch_incoming_commands(host, event)) {
			case 1:
				return 1;

			case -1:
				ENET_LOG_ERROR("Error dispatching incoming packets");
				return ENET_DISPATCH_INCOMING_FAILURE;

			default:
				break;
			}
		}

		host->serviceTime = enet_time_get();
		timeout += host->serviceTime;

		do {
			if (ENET_TIME_DIFFERENCE(host->serviceTime, host->bandwidthThrottleEpoch) >= ENET_HOST_BANDWIDTH_THROTTLE_INTERVAL)
				enet_host_bandwidth_throttle(host);

			switch (enet_protocol_send_outgoing_commands(host, event, 1)) {
			case 1:
				return 1;

			case -1:
				ENET_LOG_ERROR("Error sending outgoing packets");
				return ENET_SERVICE_SEND_OUTGOING_FAILURE;

			default:
				break;
			}

			switch (enet_protocol_receive_incoming_commands(host, event)) {
			case 1:
				return 1;

			case -1:
				ENET_LOG_ERROR("Error receiving incoming packets");
				return ENET_SERVICE_RECEIVE_INCOMING_FAILURE;

			default:
				break;
			}

			switch (enet_protocol_send_outgoing_commands(host, event, 1)) {
			case 1:
				return 1;

			case -1:
				ENET_LOG_ERROR("Error dispatching outgoing packets!");
				return ENET_DISPATCH_OUTGOING_FAILURE;

			default:
				break;
			}

			if (event != NULL) {
				switch (enet_protocol_dispatch_incoming_commands(host, event)) {
				case 1:
					return 1;

				case -1:
					ENET_LOG_ERROR("Error dispatching incoming packets!");
					return ENET_DISPATCH_INCOMING_FAILURE;

				default:
					break;
				}
			}

			if (ENET_TIME_GREATER_EQUAL(host->serviceTime, timeout))
				return 0;

			do {
				host->serviceTime = enet_time_get();

				if (ENET_TIME_GREATER_EQUAL(host->serviceTime, timeout))
					return 0;

				waitCondition = ENET_SOCKET_WAIT_RECEIVE | ENET_SOCKET_WAIT_INTERRUPT;

				if (enet_socket_wait(host->socket, &waitCondition, ENET_TIME_DIFFERENCE(timeout, host->serviceTime)) != 0)
					// Coburn: Is this an error?
					return -1;
			}

			while (waitCondition & ENET_SOCKET_WAIT_INTERRUPT);

			host->serviceTime = enet_time_get();
		}

		while (waitCondition & ENET_SOCKET_WAIT_RECEIVE);

		return 0;
	}

	/*
	=======================================================================
		Peer
	=======================================================================
	*/

	void enet_peer_throttle_configure(ENetPeer* peer, enet_uint32 interval, enet_uint32 acceleration, enet_uint32 deceleration, enet_uint32 threshold) {
		ENetProtocol command;
		peer->packetThrottleThreshold = threshold;
		peer->packetThrottleInterval = interval;
		peer->packetThrottleAcceleration = acceleration;
		peer->packetThrottleDeceleration = deceleration;
		command.header.command = ENET_PROTOCOL_COMMAND_THROTTLE_CONFIGURE | ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE;
		command.header.channelID = 0xFF;
		command.throttleConfigure.packetThrottleInterval = ENET_HOST_TO_NET_32(interval);
		command.throttleConfigure.packetThrottleAcceleration = ENET_HOST_TO_NET_32(acceleration);
		command.throttleConfigure.packetThrottleDeceleration = ENET_HOST_TO_NET_32(deceleration);

		enet_peer_queue_outgoing_command(peer, &command, NULL, 0, 0);
	}

	int enet_peer_throttle(ENetPeer* peer, enet_uint32 rtt) {
		if (peer->lastRoundTripTime <= peer->lastRoundTripTimeVariance) {
			peer->packetThrottle = peer->packetThrottleLimit;
		}
		else if (rtt < peer->lastRoundTripTime) {
			peer->packetThrottle += peer->packetThrottleAcceleration;

			if (peer->packetThrottle > peer->packetThrottleLimit)
				peer->packetThrottle = peer->packetThrottleLimit;

			return 1;
		}
		else if (rtt > peer->lastRoundTripTime + peer->packetThrottleThreshold + 2 * peer->lastRoundTripTimeVariance) {
			if (peer->packetThrottle > peer->packetThrottleDeceleration)
				peer->packetThrottle -= peer->packetThrottleDeceleration;
			else
				peer->packetThrottle = 0;

			// Coburn: Not sure if this is an error condition
			return -1;
		}

		return 0;
	}

	int enet_peer_send(ENetPeer* peer, enet_uint8 channelID, ENetPacket* packet) {
		ENetChannel* channel = &peer->channels[channelID];
		ENetProtocol command;
		size_t fragmentLength;

		if (peer->state != ENET_PEER_STATE_CONNECTED || channelID >= peer->channelCount || packet->dataLength > peer->host->maximumPacketSize) {
			ENET_LOG_ERROR("Cannot send data. Peer is not connected, the channel id is above the maximum channels supported or the packet data length is above the maximum packet size");
			return ENET_PEER_SENDFAIL_GENERIC;
		}


		fragmentLength = peer->mtu - sizeof(ENetProtocolHeader) - sizeof(ENetProtocolSendFragment);

		if (peer->host->checksumCallback != NULL)
			fragmentLength -= sizeof(enet_uint32);

		if (packet->dataLength > fragmentLength) {
			enet_uint32 fragmentCount = (packet->dataLength + fragmentLength - 1) / fragmentLength, fragmentNumber, fragmentOffset;
			enet_uint8 commandNumber;
			enet_uint16 startSequenceNumber;
			ENetList fragments;
			ENetOutgoingCommand* fragment;

			if (fragmentCount > ENET_PROTOCOL_MAXIMUM_FRAGMENT_COUNT) {
				ENET_LOG_ERROR("Cannot send data. Too many fragments (%u vs %u)", fragmentCount, ENET_PROTOCOL_MAXIMUM_FRAGMENT_COUNT);
				return ENET_PEER_SENDFAIL_FRAGMENTOVERLOAD;
			}


			if ((packet->flags & (ENET_PACKET_FLAG_RELIABLE | ENET_PACKET_FLAG_UNRELIABLE_FRAGMENTED)) == ENET_PACKET_FLAG_UNRELIABLE_FRAGMENTED && channel->outgoingUnreliableSequenceNumber < 0xFFFF) {
				commandNumber = ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE_FRAGMENT;
				startSequenceNumber = ENET_HOST_TO_NET_16(channel->outgoingUnreliableSequenceNumber + 1);
			}
			else {
				commandNumber = ENET_PROTOCOL_COMMAND_SEND_FRAGMENT | ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE;
				startSequenceNumber = ENET_HOST_TO_NET_16(channel->outgoingReliableSequenceNumber + 1);
			}

			enet_list_clear(&fragments);

			for (fragmentNumber = 0, fragmentOffset = 0; fragmentOffset < packet->dataLength; ++fragmentNumber, fragmentOffset += fragmentLength) {
				if (packet->dataLength - fragmentOffset < fragmentLength)
					fragmentLength = packet->dataLength - fragmentOffset;

				fragment = (ENetOutgoingCommand*)enet_malloc(sizeof(ENetOutgoingCommand));

				if (fragment == NULL) {
					while (!enet_list_empty(&fragments)) {
						fragment = (ENetOutgoingCommand*)enet_list_remove(enet_list_begin(&fragments));

						enet_free(fragment);
					}

					ENET_LOG_ERROR("Cannot send data. A fragment was null.");
					return ENET_PEER_SENDFAIL_FRAGMENTNULL;
				}

				fragment->fragmentOffset = fragmentOffset;
				fragment->fragmentLength = fragmentLength;
				fragment->packet = packet;
				fragment->command.header.command = commandNumber;
				fragment->command.header.channelID = channelID;
				fragment->command.sendFragment.startSequenceNumber = startSequenceNumber;
				fragment->command.sendFragment.dataLength = ENET_HOST_TO_NET_16(fragmentLength);
				fragment->command.sendFragment.fragmentCount = ENET_HOST_TO_NET_32(fragmentCount);
				fragment->command.sendFragment.fragmentNumber = ENET_HOST_TO_NET_32(fragmentNumber);
				fragment->command.sendFragment.totalLength = ENET_HOST_TO_NET_32(packet->dataLength);
				fragment->command.sendFragment.fragmentOffset = ENET_NET_TO_HOST_32(fragmentOffset);

				enet_list_insert(enet_list_end(&fragments), fragment);
			}

			packet->referenceCount += fragmentNumber;

			while (!enet_list_empty(&fragments)) {
				fragment = (ENetOutgoingCommand*)enet_list_remove(enet_list_begin(&fragments));

				enet_peer_setup_outgoing_command(peer, fragment);
			}

			return 0;
		}

		command.header.channelID = channelID;

		if ((packet->flags & (ENET_PACKET_FLAG_RELIABLE | ENET_PACKET_FLAG_UNSEQUENCED)) == ENET_PACKET_FLAG_UNSEQUENCED) {
			command.header.command = ENET_PROTOCOL_COMMAND_SEND_UNSEQUENCED | ENET_PROTOCOL_COMMAND_FLAG_UNSEQUENCED;
			command.sendUnsequenced.dataLength = ENET_HOST_TO_NET_16(packet->dataLength);
		}
		else if (packet->flags & ENET_PACKET_FLAG_RELIABLE || channel->outgoingUnreliableSequenceNumber >= 0xFFFF) {
			command.header.command = ENET_PROTOCOL_COMMAND_SEND_RELIABLE | ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE;
			command.sendReliable.dataLength = ENET_HOST_TO_NET_16(packet->dataLength);
		}
		else {
			command.header.command = ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE;
			command.sendUnreliable.dataLength = ENET_HOST_TO_NET_16(packet->dataLength);
		}

		if (enet_peer_queue_outgoing_command(peer, &command, packet, 0, packet->dataLength) == NULL) {
			ENET_LOG_ERROR("a queued outgoing command was NULL");
			return ENET_PEER_QUEUE_OUTGOING_NULL;
		}


		if (packet->flags & ENET_PACKET_FLAG_INSTANT)
			enet_host_flush(peer->host);

		return 0;
	}

	ENetPacket* enet_peer_receive(ENetPeer* peer, enet_uint8* channelID) {
		ENetIncomingCommand* incomingCommand;
		ENetPacket* packet;

		if (enet_list_empty(&peer->dispatchedCommands))
			return NULL;

		incomingCommand = (ENetIncomingCommand*)enet_list_remove(enet_list_begin(&peer->dispatchedCommands));

		if (channelID != NULL)
			*channelID = incomingCommand->command.header.channelID;

		packet = incomingCommand->packet;
		--packet->referenceCount;

		if (incomingCommand->fragments != NULL)
			enet_free(incomingCommand->fragments);

		enet_free(incomingCommand);

		peer->totalWaitingData -= packet->dataLength;

		return packet;
	}

	static void enet_peer_reset_outgoing_commands(ENetList* queue) {
		ENetOutgoingCommand* outgoingCommand;

		while (!enet_list_empty(queue)) {
			outgoingCommand = (ENetOutgoingCommand*)enet_list_remove(enet_list_begin(queue));

			if (outgoingCommand->packet != NULL) {
				--outgoingCommand->packet->referenceCount;

				if (outgoingCommand->packet->referenceCount == 0)
					enet_packet_destroy(outgoingCommand->packet);
			}

			enet_free(outgoingCommand);
		}
	}

	static void enet_peer_remove_incoming_commands(ENetList* queue, ENetListIterator startCommand, ENetListIterator endCommand) {
		ENetListIterator currentCommand;

		for (currentCommand = startCommand; currentCommand != endCommand;) {
			ENetIncomingCommand* incomingCommand = (ENetIncomingCommand*)currentCommand;
			currentCommand = enet_list_next(currentCommand);

			enet_list_remove(&incomingCommand->incomingCommandList);

			if (incomingCommand->packet != NULL) {
				--incomingCommand->packet->referenceCount;

				if (incomingCommand->packet->referenceCount == 0)
					enet_packet_destroy(incomingCommand->packet);
			}

			if (incomingCommand->fragments != NULL)
				enet_free(incomingCommand->fragments);

			enet_free(incomingCommand);
		}
	}

	static void enet_peer_reset_incoming_commands(ENetList* queue) {
		enet_peer_remove_incoming_commands(queue, enet_list_begin(queue), enet_list_end(queue));
	}

	void enet_peer_reset_queues(ENetPeer* peer) {
		ENetChannel* channel;

		if (peer->needsDispatch) {
			enet_list_remove(&peer->dispatchList);

			peer->needsDispatch = 0;
		}

		while (!enet_list_empty(&peer->acknowledgements)) {
			enet_free(enet_list_remove(enet_list_begin(&peer->acknowledgements)));
		}

		enet_peer_reset_outgoing_commands(&peer->sentReliableCommands);
		enet_peer_reset_outgoing_commands(&peer->sentUnreliableCommands);
		enet_peer_reset_outgoing_commands(&peer->outgoingReliableCommands);
		enet_peer_reset_outgoing_commands(&peer->outgoingUnreliableCommands);
		enet_peer_reset_incoming_commands(&peer->dispatchedCommands);

		if (peer->channels != NULL && peer->channelCount > 0) {
			for (channel = peer->channels; channel < &peer->channels[peer->channelCount]; ++channel) {
				enet_peer_reset_incoming_commands(&channel->incomingReliableCommands);
				enet_peer_reset_incoming_commands(&channel->incomingUnreliableCommands);
			}

			enet_free(peer->channels);
		}

		peer->channels = NULL;
		peer->channelCount = 0;
	}

	void enet_peer_on_connect(ENetPeer* peer) {
		if (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER) {
			if (peer->incomingBandwidth != 0)
				++peer->host->bandwidthLimitedPeers;

			++peer->host->connectedPeers;
		}
	}

	void enet_peer_on_disconnect(ENetPeer* peer) {
		if (peer->state == ENET_PEER_STATE_CONNECTED || peer->state == ENET_PEER_STATE_DISCONNECT_LATER) {
			if (peer->incomingBandwidth != 0)
				--peer->host->bandwidthLimitedPeers;

			--peer->host->connectedPeers;
		}
	}

	void enet_peer_reset(ENetPeer* peer) {
		enet_peer_on_disconnect(peer);

		peer->outgoingPeerID = ENET_PROTOCOL_MAXIMUM_PEER_ID;
		peer->state = ENET_PEER_STATE_DISCONNECTED;
		peer->incomingBandwidth = 0;
		peer->outgoingBandwidth = 0;
		peer->incomingBandwidthThrottleEpoch = 0;
		peer->outgoingBandwidthThrottleEpoch = 0;
		peer->incomingDataTotal = 0;
		peer->totalDataReceived = 0;
		peer->outgoingDataTotal = 0;
		peer->totalDataSent = 0;
		peer->lastSendTime = 0;
		peer->lastReceiveTime = 0;
		peer->nextTimeout = 0;
		peer->earliestTimeout = 0;
		peer->packetLossEpoch = 0;
		peer->packetsSent = 0;
		peer->totalPacketsSent = 0;
		peer->packetsLost = 0;
		peer->totalPacketsLost = 0;
		peer->packetLoss = 0;
		peer->packetLossVariance = 0;
		peer->packetThrottle = ENET_PEER_DEFAULT_PACKET_THROTTLE;
		peer->packetThrottleLimit = ENET_PEER_PACKET_THROTTLE_SCALE;
		peer->packetThrottleCounter = 0;
		peer->packetThrottleEpoch = 0;
		peer->packetThrottleAcceleration = ENET_PEER_PACKET_THROTTLE_ACCELERATION;
		peer->packetThrottleDeceleration = ENET_PEER_PACKET_THROTTLE_DECELERATION;
		peer->packetThrottleInterval = ENET_PEER_PACKET_THROTTLE_INTERVAL;
		peer->pingInterval = ENET_PEER_PING_INTERVAL;
		peer->timeoutLimit = ENET_PEER_TIMEOUT_LIMIT;
		peer->timeoutMinimum = ENET_PEER_TIMEOUT_MINIMUM;
		peer->timeoutMaximum = ENET_PEER_TIMEOUT_MAXIMUM;
		peer->smoothedRoundTripTime = 0;
		peer->lastRoundTripTime = ENET_PEER_DEFAULT_ROUND_TRIP_TIME;
		peer->lowestRoundTripTime = ENET_PEER_DEFAULT_ROUND_TRIP_TIME;
		peer->lastRoundTripTimeVariance = 0;
		peer->highestRoundTripTimeVariance = 0;
		peer->roundTripTime = ENET_PEER_DEFAULT_ROUND_TRIP_TIME;
		peer->roundTripTimeVariance = 0;
		peer->mtu = peer->host->mtu;
		peer->reliableDataInTransit = 0;
		peer->outgoingReliableSequenceNumber = 0;
		peer->windowSize = ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE;
		peer->incomingUnsequencedGroup = 0;
		peer->outgoingUnsequencedGroup = 0;
		peer->eventData = 0;
		peer->totalWaitingData = 0;

		memset(peer->unsequencedWindow, 0, sizeof(peer->unsequencedWindow));

		enet_peer_reset_queues(peer);
	}

	void enet_peer_ping(ENetPeer* peer) {
		ENetProtocol command;

		if (peer->state != ENET_PEER_STATE_CONNECTED)
			return;

		command.header.command = ENET_PROTOCOL_COMMAND_PING | ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE;
		command.header.channelID = 0xFF;

		enet_peer_queue_outgoing_command(peer, &command, NULL, 0, 0);
	}

	void enet_peer_ping_interval(ENetPeer* peer, enet_uint32 pingInterval) {
		peer->pingInterval = pingInterval ? pingInterval : ENET_PEER_PING_INTERVAL;
	}

	void enet_peer_timeout(ENetPeer* peer, enet_uint32 timeoutLimit, enet_uint32 timeoutMinimum, enet_uint32 timeoutMaximum) {
		peer->timeoutLimit = timeoutLimit ? timeoutLimit : ENET_PEER_TIMEOUT_LIMIT;
		peer->timeoutMinimum = timeoutMinimum ? timeoutMinimum : ENET_PEER_TIMEOUT_MINIMUM;
		peer->timeoutMaximum = timeoutMaximum ? timeoutMaximum : ENET_PEER_TIMEOUT_MAXIMUM;
	}

	void enet_peer_disconnect_now(ENetPeer* peer, enet_uint32 data) {
		ENetProtocol command;

		if (peer->state == ENET_PEER_STATE_DISCONNECTED)
			return;

		if (peer->state != ENET_PEER_STATE_ZOMBIE && peer->state != ENET_PEER_STATE_DISCONNECTING) {
			enet_peer_reset_queues(peer);

			command.header.command = ENET_PROTOCOL_COMMAND_DISCONNECT | ENET_PROTOCOL_COMMAND_FLAG_UNSEQUENCED;
			command.header.channelID = 0xFF;
			command.disconnect.data = ENET_HOST_TO_NET_32(data);

			enet_peer_queue_outgoing_command(peer, &command, NULL, 0, 0);
			enet_host_flush(peer->host);
		}

		enet_peer_reset(peer);
	}

	void enet_peer_disconnect(ENetPeer* peer, enet_uint32 data) {
		ENetProtocol command;

		if (peer->state == ENET_PEER_STATE_DISCONNECTING || peer->state == ENET_PEER_STATE_DISCONNECTED || peer->state == ENET_PEER_STATE_ACKNOWLEDGING_DISCONNECT || peer->state == ENET_PEER_STATE_ZOMBIE)
			return;

		enet_peer_reset_queues(peer);

		command.header.command = ENET_PROTOCOL_COMMAND_DISCONNECT;
		command.header.channelID = 0xFF;
		command.disconnect.data = ENET_HOST_TO_NET_32(data);

		if (peer->state == ENET_PEER_STATE_CONNECTED || peer->state == ENET_PEER_STATE_DISCONNECT_LATER)
			command.header.command |= ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE;
		else
			command.header.command |= ENET_PROTOCOL_COMMAND_FLAG_UNSEQUENCED;

		enet_peer_queue_outgoing_command(peer, &command, NULL, 0, 0);

		if (peer->state == ENET_PEER_STATE_CONNECTED || peer->state == ENET_PEER_STATE_DISCONNECT_LATER) {
			enet_peer_on_disconnect(peer);

			peer->state = ENET_PEER_STATE_DISCONNECTING;
		}
		else {
			enet_host_flush(peer->host);
			enet_peer_reset(peer);
		}
	}

	void enet_peer_disconnect_later(ENetPeer* peer, enet_uint32 data) {
		if ((peer->state == ENET_PEER_STATE_CONNECTED || peer->state == ENET_PEER_STATE_DISCONNECT_LATER) && !(enet_list_empty(&peer->outgoingReliableCommands) && enet_list_empty(&peer->outgoingUnreliableCommands) && enet_list_empty(&peer->sentReliableCommands))) {
			peer->state = ENET_PEER_STATE_DISCONNECT_LATER;
			peer->eventData = data;
		}
		else {
			enet_peer_disconnect(peer, data);
		}
	}

	ENetAcknowledgement* enet_peer_queue_acknowledgement(ENetPeer* peer, const ENetProtocol* command, enet_uint16 sentTime) {
		ENetAcknowledgement* acknowledgement;

		if (command->header.channelID < peer->channelCount) {
			ENetChannel* channel = &peer->channels[command->header.channelID];
			enet_uint16 reliableWindow = command->header.reliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE;
			enet_uint16 currentWindow = channel->incomingReliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE;

			if (command->header.reliableSequenceNumber < channel->incomingReliableSequenceNumber)
				reliableWindow += ENET_PEER_RELIABLE_WINDOWS;

			if (reliableWindow >= currentWindow + ENET_PEER_FREE_RELIABLE_WINDOWS - 1 && reliableWindow <= currentWindow + ENET_PEER_FREE_RELIABLE_WINDOWS)
				return NULL;
		}

		acknowledgement = (ENetAcknowledgement*)enet_malloc(sizeof(ENetAcknowledgement));

		if (acknowledgement == NULL)
			return NULL;

		peer->outgoingDataTotal += sizeof(ENetProtocolAcknowledge);
		acknowledgement->sentTime = sentTime;
		acknowledgement->command = *command;

		enet_list_insert(enet_list_end(&peer->acknowledgements), acknowledgement);

		return acknowledgement;
	}

	void enet_peer_setup_outgoing_command(ENetPeer* peer, ENetOutgoingCommand* outgoingCommand) {
		ENetChannel* channel = &peer->channels[outgoingCommand->command.header.channelID];
		peer->outgoingDataTotal += enet_protocol_command_size(outgoingCommand->command.header.command) + outgoingCommand->fragmentLength;

		if (outgoingCommand->command.header.channelID == 0xFF) {
			++peer->outgoingReliableSequenceNumber;
			outgoingCommand->reliableSequenceNumber = peer->outgoingReliableSequenceNumber;
			outgoingCommand->unreliableSequenceNumber = 0;
		}
		else if (outgoingCommand->command.header.command & ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE) {
			++channel->outgoingReliableSequenceNumber;
			channel->outgoingUnreliableSequenceNumber = 0;
			outgoingCommand->reliableSequenceNumber = channel->outgoingReliableSequenceNumber;
			outgoingCommand->unreliableSequenceNumber = 0;
		}
		else if (outgoingCommand->command.header.command & ENET_PROTOCOL_COMMAND_FLAG_UNSEQUENCED) {
			++peer->outgoingUnsequencedGroup;
			outgoingCommand->reliableSequenceNumber = 0;
			outgoingCommand->unreliableSequenceNumber = 0;
		}
		else {
			if (outgoingCommand->fragmentOffset == 0)
				++channel->outgoingUnreliableSequenceNumber;

			outgoingCommand->reliableSequenceNumber = channel->outgoingReliableSequenceNumber;
			outgoingCommand->unreliableSequenceNumber = channel->outgoingUnreliableSequenceNumber;
		}

		outgoingCommand->sendAttempts = 0;
		outgoingCommand->sentTime = 0;
		outgoingCommand->roundTripTimeout = 0;
		outgoingCommand->roundTripTimeoutLimit = 0;
		outgoingCommand->command.header.reliableSequenceNumber = ENET_HOST_TO_NET_16(outgoingCommand->reliableSequenceNumber);

		switch (outgoingCommand->command.header.command & ENET_PROTOCOL_COMMAND_MASK) {
		case ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE:
			outgoingCommand->command.sendUnreliable.unreliableSequenceNumber = ENET_HOST_TO_NET_16(outgoingCommand->unreliableSequenceNumber);

			break;

		case ENET_PROTOCOL_COMMAND_SEND_UNSEQUENCED:
			outgoingCommand->command.sendUnsequenced.unsequencedGroup = ENET_HOST_TO_NET_16(peer->outgoingUnsequencedGroup);

			break;

		default:
			break;
		}

		if (outgoingCommand->command.header.command & ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE)
			enet_list_insert(enet_list_end(&peer->outgoingReliableCommands), outgoingCommand);
		else
			enet_list_insert(enet_list_end(&peer->outgoingUnreliableCommands), outgoingCommand);
	}

	ENetOutgoingCommand* enet_peer_queue_outgoing_command(ENetPeer* peer, const ENetProtocol* command, ENetPacket* packet, enet_uint32 offset, enet_uint16 length) {
		ENetOutgoingCommand* outgoingCommand = (ENetOutgoingCommand*)enet_malloc(sizeof(ENetOutgoingCommand));

		if (outgoingCommand == NULL)
			return NULL;

		outgoingCommand->command = *command;
		outgoingCommand->fragmentOffset = offset;
		outgoingCommand->fragmentLength = length;
		outgoingCommand->packet = packet;

		if (packet != NULL)
			++packet->referenceCount;

		enet_peer_setup_outgoing_command(peer, outgoingCommand);

		return outgoingCommand;
	}

	void enet_peer_dispatch_incoming_unreliable_commands(ENetPeer* peer, ENetChannel* channel) {
		ENetListIterator droppedCommand, startCommand, currentCommand;

		for (droppedCommand = startCommand = currentCommand = enet_list_begin(&channel->incomingUnreliableCommands); currentCommand != enet_list_end(&channel->incomingUnreliableCommands); currentCommand = enet_list_next(currentCommand)) {
			ENetIncomingCommand* incomingCommand = (ENetIncomingCommand*)currentCommand;

			if ((incomingCommand->command.header.command & ENET_PROTOCOL_COMMAND_MASK) == ENET_PROTOCOL_COMMAND_SEND_UNSEQUENCED)
				continue;

			if (incomingCommand->reliableSequenceNumber == channel->incomingReliableSequenceNumber) {
				if (incomingCommand->fragmentsRemaining <= 0) {
					channel->incomingUnreliableSequenceNumber = incomingCommand->unreliableSequenceNumber;

					continue;
				}

				if (startCommand != currentCommand) {
					enet_list_move(enet_list_end(&peer->dispatchedCommands), startCommand, enet_list_previous(currentCommand));

					if (!peer->needsDispatch) {
						enet_list_insert(enet_list_end(&peer->host->dispatchQueue), &peer->dispatchList);

						peer->needsDispatch = 1;
					}

					droppedCommand = currentCommand;
				}
				else if (droppedCommand != currentCommand)
					droppedCommand = enet_list_previous(currentCommand);
			}
			else {
				enet_uint16 reliableWindow = incomingCommand->reliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE;
				enet_uint16 currentWindow = channel->incomingReliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE;

				if (incomingCommand->reliableSequenceNumber < channel->incomingReliableSequenceNumber)
					reliableWindow += ENET_PEER_RELIABLE_WINDOWS;

				if (reliableWindow >= currentWindow && reliableWindow < currentWindow + ENET_PEER_FREE_RELIABLE_WINDOWS - 1)
					break;

				droppedCommand = enet_list_next(currentCommand);

				if (startCommand != currentCommand) {
					enet_list_move(enet_list_end(&peer->dispatchedCommands), startCommand, enet_list_previous(currentCommand));

					if (!peer->needsDispatch) {
						enet_list_insert(enet_list_end(&peer->host->dispatchQueue), &peer->dispatchList);

						peer->needsDispatch = 1;
					}
				}
			}

			startCommand = enet_list_next(currentCommand);
		}

		if (startCommand != currentCommand) {
			enet_list_move(enet_list_end(&peer->dispatchedCommands), startCommand, enet_list_previous(currentCommand));

			if (!peer->needsDispatch) {
				enet_list_insert(enet_list_end(&peer->host->dispatchQueue), &peer->dispatchList);

				peer->needsDispatch = 1;
			}

			droppedCommand = currentCommand;
		}

		enet_peer_remove_incoming_commands(&channel->incomingUnreliableCommands, enet_list_begin(&channel->incomingUnreliableCommands), droppedCommand);
	}

	void enet_peer_dispatch_incoming_reliable_commands(ENetPeer* peer, ENetChannel* channel) {
		ENetListIterator currentCommand;

		for (currentCommand = enet_list_begin(&channel->incomingReliableCommands); currentCommand != enet_list_end(&channel->incomingReliableCommands); currentCommand = enet_list_next(currentCommand)) {
			ENetIncomingCommand* incomingCommand = (ENetIncomingCommand*)currentCommand;

			if (incomingCommand->fragmentsRemaining > 0 || incomingCommand->reliableSequenceNumber != (enet_uint16)(channel->incomingReliableSequenceNumber + 1))
				break;

			channel->incomingReliableSequenceNumber = incomingCommand->reliableSequenceNumber;

			if (incomingCommand->fragmentCount > 0)
				channel->incomingReliableSequenceNumber += incomingCommand->fragmentCount - 1;
		}

		if (currentCommand == enet_list_begin(&channel->incomingReliableCommands))
			return;

		channel->incomingUnreliableSequenceNumber = 0;

		enet_list_move(enet_list_end(&peer->dispatchedCommands), enet_list_begin(&channel->incomingReliableCommands), enet_list_previous(currentCommand));

		if (!peer->needsDispatch) {
			enet_list_insert(enet_list_end(&peer->host->dispatchQueue), &peer->dispatchList);

			peer->needsDispatch = 1;
		}

		if (!enet_list_empty(&channel->incomingUnreliableCommands))
			enet_peer_dispatch_incoming_unreliable_commands(peer, channel);
	}

	ENetIncomingCommand* enet_peer_queue_incoming_command(ENetPeer* peer, const ENetProtocol* command, const void* data, size_t dataLength, enet_uint32 flags, enet_uint32 fragmentCount) {
		static ENetIncomingCommand dummyCommand;

		ENetChannel* channel = &peer->channels[command->header.channelID];
		enet_uint32 unreliableSequenceNumber = 0, reliableSequenceNumber = 0;
		enet_uint16 reliableWindow, currentWindow;
		ENetIncomingCommand* incomingCommand;
		ENetListIterator currentCommand;
		ENetPacket* packet = NULL;

		if (peer->state == ENET_PEER_STATE_DISCONNECT_LATER)
			goto discardCommand;

		if ((command->header.command & ENET_PROTOCOL_COMMAND_MASK) != ENET_PROTOCOL_COMMAND_SEND_UNSEQUENCED) {
			reliableSequenceNumber = command->header.reliableSequenceNumber;
			reliableWindow = reliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE;
			currentWindow = channel->incomingReliableSequenceNumber / ENET_PEER_RELIABLE_WINDOW_SIZE;

			if (reliableSequenceNumber < channel->incomingReliableSequenceNumber)
				reliableWindow += ENET_PEER_RELIABLE_WINDOWS;

			if (reliableWindow < currentWindow || reliableWindow >= currentWindow + ENET_PEER_FREE_RELIABLE_WINDOWS - 1)
				goto discardCommand;
		}

		switch (command->header.command & ENET_PROTOCOL_COMMAND_MASK) {
		case ENET_PROTOCOL_COMMAND_SEND_FRAGMENT:
		case ENET_PROTOCOL_COMMAND_SEND_RELIABLE:
			if (reliableSequenceNumber == channel->incomingReliableSequenceNumber)
				goto discardCommand;

			for (currentCommand = enet_list_previous(enet_list_end(&channel->incomingReliableCommands)); currentCommand != enet_list_end(&channel->incomingReliableCommands); currentCommand = enet_list_previous(currentCommand)) {
				incomingCommand = (ENetIncomingCommand*)currentCommand;

				if (reliableSequenceNumber >= channel->incomingReliableSequenceNumber) {
					if (incomingCommand->reliableSequenceNumber < channel->incomingReliableSequenceNumber)
						continue;
				}
				else if (incomingCommand->reliableSequenceNumber >= channel->incomingReliableSequenceNumber) {
					break;
				}

				if (incomingCommand->reliableSequenceNumber <= reliableSequenceNumber) {
					if (incomingCommand->reliableSequenceNumber < reliableSequenceNumber)
						break;

					goto discardCommand;
				}
			}

			break;

		case ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE:
		case ENET_PROTOCOL_COMMAND_SEND_UNRELIABLE_FRAGMENT:
			unreliableSequenceNumber = ENET_NET_TO_HOST_16(command->sendUnreliable.unreliableSequenceNumber);

			if (reliableSequenceNumber == channel->incomingReliableSequenceNumber && unreliableSequenceNumber <= channel->incomingUnreliableSequenceNumber)
				goto discardCommand;

			for (currentCommand = enet_list_previous(enet_list_end(&channel->incomingUnreliableCommands)); currentCommand != enet_list_end(&channel->incomingUnreliableCommands); currentCommand = enet_list_previous(currentCommand)) {
				incomingCommand = (ENetIncomingCommand*)currentCommand;

				if ((command->header.command & ENET_PROTOCOL_COMMAND_MASK) == ENET_PROTOCOL_COMMAND_SEND_UNSEQUENCED)
					continue;

				if (reliableSequenceNumber >= channel->incomingReliableSequenceNumber) {
					if (incomingCommand->reliableSequenceNumber < channel->incomingReliableSequenceNumber)
						continue;
				}
				else if (incomingCommand->reliableSequenceNumber >= channel->incomingReliableSequenceNumber) {
					break;
				}

				if (incomingCommand->reliableSequenceNumber < reliableSequenceNumber)
					break;

				if (incomingCommand->reliableSequenceNumber > reliableSequenceNumber)
					continue;

				if (incomingCommand->unreliableSequenceNumber <= unreliableSequenceNumber) {
					if (incomingCommand->unreliableSequenceNumber < unreliableSequenceNumber)
						break;

					goto discardCommand;
				}
			}

			break;

		case ENET_PROTOCOL_COMMAND_SEND_UNSEQUENCED:
			currentCommand = enet_list_end(&channel->incomingUnreliableCommands);

			break;

		default:
			goto discardCommand;
		}

		if (peer->totalWaitingData >= peer->host->maximumWaitingData)
			goto notifyError;

		packet = enet_packet_create(data, dataLength, flags);

		if (packet == NULL)
			goto notifyError;

		incomingCommand = (ENetIncomingCommand*)enet_malloc(sizeof(ENetIncomingCommand));

		if (incomingCommand == NULL)
			goto notifyError;

		incomingCommand->reliableSequenceNumber = command->header.reliableSequenceNumber;
		incomingCommand->unreliableSequenceNumber = unreliableSequenceNumber & 0xFFFF;
		incomingCommand->command = *command;
		incomingCommand->fragmentCount = fragmentCount;
		incomingCommand->fragmentsRemaining = fragmentCount;
		incomingCommand->packet = packet;
		incomingCommand->fragments = NULL;

		if (fragmentCount > 0) {
			if (fragmentCount <= ENET_PROTOCOL_MAXIMUM_FRAGMENT_COUNT)
				incomingCommand->fragments = (enet_uint32*)enet_malloc((fragmentCount + 31) / 32 * sizeof(enet_uint32));

			if (incomingCommand->fragments == NULL) {
				enet_free(incomingCommand);

				goto notifyError;
			}

			memset(incomingCommand->fragments, 0, (fragmentCount + 31) / 32 * sizeof(enet_uint32));
		}

		if (packet != NULL) {
			++packet->referenceCount;
			peer->totalWaitingData += packet->dataLength;
		}

		enet_list_insert(enet_list_next(currentCommand), incomingCommand);

		switch (command->header.command & ENET_PROTOCOL_COMMAND_MASK) {
		case ENET_PROTOCOL_COMMAND_SEND_FRAGMENT:
		case ENET_PROTOCOL_COMMAND_SEND_RELIABLE:
			enet_peer_dispatch_incoming_reliable_commands(peer, channel);

			break;

		default:
			enet_peer_dispatch_incoming_unreliable_commands(peer, channel);

			break;
		}

		return incomingCommand;

	discardCommand:

		if (fragmentCount > 0)
			goto notifyError;

		if (packet != NULL && packet->referenceCount == 0)
			enet_packet_destroy(packet);

		return &dummyCommand;

	notifyError:

		if (packet != NULL && packet->referenceCount == 0)
			enet_packet_destroy(packet);

		return NULL;
	}

	/*
	=======================================================================
		Host
	=======================================================================
	*/

	ENetHost* enet_host_create(const ENetAddress* address, size_t peerCount, size_t channelLimit, enet_uint32 incomingBandwidth, enet_uint32 outgoingBandwidth, int bufferSize) {
		ENetHost* host;
		ENetPeer* currentPeer;

		if (peerCount > ENET_PROTOCOL_MAXIMUM_PEER_ID)
			return NULL;

		host = (ENetHost*)enet_malloc(sizeof(ENetHost));

		if (host == NULL)
			return NULL;

		memset(host, 0, sizeof(ENetHost));

		host->peers = (ENetPeer*)enet_malloc(peerCount * sizeof(ENetPeer));

		if (host->peers == NULL) {
			enet_free(host);

			return NULL;
		}

		memset(host->peers, 0, peerCount * sizeof(ENetPeer));

		host->socket = enet_socket_create(ENET_SOCKET_TYPE_DATAGRAM);

		if (host->socket != ENET_SOCKET_NULL)
			enet_socket_set_option(host->socket, ENET_SOCKOPT_IPV6_V6ONLY, 0);

		if (host->socket == ENET_SOCKET_NULL || (address != NULL && enet_socket_bind(host->socket, address) < 0)) {
			if (host->socket != ENET_SOCKET_NULL)
				enet_socket_destroy(host->socket);

			enet_free(host->peers);
			enet_free(host);

			return NULL;
		}

		if (bufferSize > ENET_HOST_BUFFER_SIZE_MAX)
			bufferSize = ENET_HOST_BUFFER_SIZE_MAX;
		else if (bufferSize < ENET_HOST_BUFFER_SIZE_MIN)
			bufferSize = ENET_HOST_BUFFER_SIZE_MIN;

		enet_socket_set_option(host->socket, ENET_SOCKOPT_NONBLOCK, 1);
		enet_socket_set_option(host->socket, ENET_SOCKOPT_BROADCAST, 1);
		enet_socket_set_option(host->socket, ENET_SOCKOPT_RCVBUF, bufferSize);
		enet_socket_set_option(host->socket, ENET_SOCKOPT_SNDBUF, bufferSize);

		if (address != NULL && enet_socket_get_address(host->socket, &host->address) < 0)
			host->address = *address;

		if (!channelLimit || channelLimit > ENET_PROTOCOL_MAXIMUM_CHANNEL_COUNT)
			channelLimit = ENET_PROTOCOL_MAXIMUM_CHANNEL_COUNT;
		else if (channelLimit < ENET_PROTOCOL_MINIMUM_CHANNEL_COUNT)
			channelLimit = ENET_PROTOCOL_MINIMUM_CHANNEL_COUNT;

		host->randomSeed = (enet_uint32)(size_t)host;
		host->randomSeed += enet_host_random_seed();
		host->randomSeed = (host->randomSeed << 16) | (host->randomSeed >> 16);
		host->channelLimit = channelLimit;
		host->incomingBandwidth = incomingBandwidth;
		host->outgoingBandwidth = outgoingBandwidth;
		host->bandwidthThrottleEpoch = 0;
		host->recalculateBandwidthLimits = 0;
		host->preventConnections = 0;
		host->mtu = ENET_HOST_DEFAULT_MTU;
		host->peerCount = peerCount;
		host->commandCount = 0;
		host->bufferCount = 0;
		host->compression = 0;
		host->compressionBufferSize = 0;
		host->checksumCallback = NULL;
		host->receivedAddress.ipv6 = ENET_HOST_ANY;
		host->receivedAddress.port = 0;
		host->receivedData = NULL;
		host->receivedDataLength = 0;
		host->totalSentData = 0;
		host->totalSentPackets = 0;
		host->totalReceivedData = 0;
		host->totalReceivedPackets = 0;
		host->connectedPeers = 0;
		host->bandwidthLimitedPeers = 0;
		host->duplicatePeers = ENET_PROTOCOL_MAXIMUM_PEER_ID;
		host->maximumPacketSize = ENET_HOST_DEFAULT_MAXIMUM_PACKET_SIZE;
		host->maximumWaitingData = ENET_HOST_DEFAULT_MAXIMUM_WAITING_DATA;
		host->interceptCallback = NULL;

		enet_list_clear(&host->dispatchQueue);

		for (currentPeer = host->peers; currentPeer < &host->peers[host->peerCount]; ++currentPeer) {
			currentPeer->host = host;
			currentPeer->incomingPeerID = currentPeer - host->peers;
			currentPeer->outgoingSessionID = currentPeer->incomingSessionID = 0xFF;
			currentPeer->data = NULL;

			enet_list_clear(&currentPeer->acknowledgements);
			enet_list_clear(&currentPeer->sentReliableCommands);
			enet_list_clear(&currentPeer->sentUnreliableCommands);
			enet_list_clear(&currentPeer->outgoingReliableCommands);
			enet_list_clear(&currentPeer->outgoingUnreliableCommands);
			enet_list_clear(&currentPeer->dispatchedCommands);
			enet_peer_reset(currentPeer);
		}

		ENET_LOG_TRACE("host created successfully\n");
		return host;
	}

	void enet_host_destroy(ENetHost* host) {
		ENetPeer* currentPeer;

		if (host == NULL)
			return;

		enet_socket_destroy(host->socket);

		for (currentPeer = host->peers; currentPeer < &host->peers[host->peerCount]; ++currentPeer) {
			enet_peer_reset(currentPeer);
		}

		enet_free(host->peers);
		enet_free(host->compressionBuffer);
		enet_free(host);
	}

	void enet_host_enable_compression(ENetHost* host) {
		if (host == NULL)
			return;

		host->compression = 1;
	}

	void enet_host_prevent_connections(ENetHost* host, enet_uint8 state) {
		if (host == NULL)
			return;

		host->preventConnections = state;
	}

	ENetPeer* enet_host_connect(ENetHost* host, const ENetAddress* address, size_t channelCount, enet_uint32 data) {
		ENetPeer* currentPeer;
		ENetChannel* channel;
		ENetProtocol command;

		if (channelCount < ENET_PROTOCOL_MINIMUM_CHANNEL_COUNT)
			channelCount = ENET_PROTOCOL_MINIMUM_CHANNEL_COUNT;
		else if (channelCount > ENET_PROTOCOL_MAXIMUM_CHANNEL_COUNT)
			channelCount = ENET_PROTOCOL_MAXIMUM_CHANNEL_COUNT;

		for (currentPeer = host->peers; currentPeer < &host->peers[host->peerCount]; ++currentPeer) {
			if (currentPeer->state == ENET_PEER_STATE_DISCONNECTED)
				break;
		}

		if (currentPeer >= &host->peers[host->peerCount])
			return NULL;

		currentPeer->channels = (ENetChannel*)enet_malloc(channelCount * sizeof(ENetChannel));

		if (currentPeer->channels == NULL)
			return NULL;

		currentPeer->channelCount = channelCount;
		currentPeer->state = ENET_PEER_STATE_CONNECTING;
		currentPeer->address = *address;
		currentPeer->connectID = ++host->randomSeed;

		if (host->outgoingBandwidth == 0)
			currentPeer->windowSize = ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE;
		else
			currentPeer->windowSize = (host->outgoingBandwidth / ENET_PEER_WINDOW_SIZE_SCALE) * ENET_PROTOCOL_MINIMUM_WINDOW_SIZE;

		if (currentPeer->windowSize < ENET_PROTOCOL_MINIMUM_WINDOW_SIZE)
			currentPeer->windowSize = ENET_PROTOCOL_MINIMUM_WINDOW_SIZE;
		else if (currentPeer->windowSize > ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE)
			currentPeer->windowSize = ENET_PROTOCOL_MAXIMUM_WINDOW_SIZE;

		for (channel = currentPeer->channels; channel < &currentPeer->channels[channelCount]; ++channel) {
			channel->outgoingReliableSequenceNumber = 0;
			channel->outgoingUnreliableSequenceNumber = 0;
			channel->incomingReliableSequenceNumber = 0;
			channel->incomingUnreliableSequenceNumber = 0;

			enet_list_clear(&channel->incomingReliableCommands);
			enet_list_clear(&channel->incomingUnreliableCommands);

			channel->usedReliableWindows = 0;

			memset(channel->reliableWindows, 0, sizeof(channel->reliableWindows));
		}

		command.header.command = ENET_PROTOCOL_COMMAND_CONNECT | ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE;
		command.header.channelID = 0xFF;
		command.connect.outgoingPeerID = ENET_HOST_TO_NET_16(currentPeer->incomingPeerID);
		command.connect.incomingSessionID = currentPeer->incomingSessionID;
		command.connect.outgoingSessionID = currentPeer->outgoingSessionID;
		command.connect.mtu = ENET_HOST_TO_NET_32(currentPeer->mtu);
		command.connect.windowSize = ENET_HOST_TO_NET_32(currentPeer->windowSize);
		command.connect.channelCount = ENET_HOST_TO_NET_32(channelCount);
		command.connect.incomingBandwidth = ENET_HOST_TO_NET_32(host->incomingBandwidth);
		command.connect.outgoingBandwidth = ENET_HOST_TO_NET_32(host->outgoingBandwidth);
		command.connect.packetThrottleInterval = ENET_HOST_TO_NET_32(currentPeer->packetThrottleInterval);
		command.connect.packetThrottleAcceleration = ENET_HOST_TO_NET_32(currentPeer->packetThrottleAcceleration);
		command.connect.packetThrottleDeceleration = ENET_HOST_TO_NET_32(currentPeer->packetThrottleDeceleration);
		command.connect.connectID = currentPeer->connectID;
		command.connect.data = ENET_HOST_TO_NET_32(data);

		enet_peer_queue_outgoing_command(currentPeer, &command, NULL, 0, 0);

		return currentPeer;
	}

	void enet_host_broadcast(ENetHost* host, enet_uint8 channelID, ENetPacket* packet) {
		ENetPeer* currentPeer;

		if (packet->flags & ENET_PACKET_FLAG_INSTANT)
			++packet->referenceCount;

		for (currentPeer = host->peers; currentPeer < &host->peers[host->peerCount]; ++currentPeer) {
			if (currentPeer->state != ENET_PEER_STATE_CONNECTED)
				continue;

			enet_peer_send(currentPeer, channelID, packet);
		}

		if (packet->flags & ENET_PACKET_FLAG_INSTANT)
			--packet->referenceCount;

		if (packet->referenceCount == 0)
			enet_packet_destroy(packet);
	}

	void enet_host_broadcast_exclude(ENetHost* host, enet_uint8 channelID, ENetPacket* packet, ENetPeer* excludedPeer) {
		ENetPeer* currentPeer;

		if (packet->flags & ENET_PACKET_FLAG_INSTANT)
			++packet->referenceCount;

		for (currentPeer = host->peers; currentPeer < &host->peers[host->peerCount]; ++currentPeer) {
			if (currentPeer->state != ENET_PEER_STATE_CONNECTED || currentPeer == excludedPeer)
				continue;

			enet_peer_send(currentPeer, channelID, packet);
		}

		if (packet->flags & ENET_PACKET_FLAG_INSTANT)
			--packet->referenceCount;

		if (packet->referenceCount == 0)
			enet_packet_destroy(packet);
	}

	void enet_host_broadcast_selective(ENetHost* host, enet_uint8 channelID, ENetPacket* packet, ENetPeer** peers, size_t length) {
		ENetPeer* currentPeer;
		size_t i;

		if (host == NULL)
			return;

		if (packet->flags & ENET_PACKET_FLAG_INSTANT)
			++packet->referenceCount;

		for (i = 0; i < length; i++) {
			currentPeer = peers[i];

			if (currentPeer == NULL || currentPeer->state != ENET_PEER_STATE_CONNECTED)
				continue;

			enet_peer_send(currentPeer, channelID, packet);
		}

		if (packet->flags & ENET_PACKET_FLAG_INSTANT)
			--packet->referenceCount;

		if (packet->referenceCount == 0)
			enet_packet_destroy(packet);
	}

	void enet_host_channel_limit(ENetHost* host, size_t channelLimit) {
		if (!channelLimit || channelLimit > ENET_PROTOCOL_MAXIMUM_CHANNEL_COUNT)
			channelLimit = ENET_PROTOCOL_MAXIMUM_CHANNEL_COUNT;
		else if (channelLimit < ENET_PROTOCOL_MINIMUM_CHANNEL_COUNT)
			channelLimit = ENET_PROTOCOL_MINIMUM_CHANNEL_COUNT;

		host->channelLimit = channelLimit;
	}

	void enet_host_bandwidth_limit(ENetHost* host, enet_uint32 incomingBandwidth, enet_uint32 outgoingBandwidth) {
		host->incomingBandwidth = incomingBandwidth;
		host->outgoingBandwidth = outgoingBandwidth;
		host->recalculateBandwidthLimits = 1;
	}

	void enet_host_bandwidth_throttle(ENetHost* host) {
		enet_uint32 timeCurrent = enet_time_get();
		enet_uint32 elapsedTime = timeCurrent - host->bandwidthThrottleEpoch;
		enet_uint32 peersRemaining = (enet_uint32)host->connectedPeers;
		enet_uint32 dataTotal = ~0;
		enet_uint32 bandwidth = ~0;
		enet_uint32 throttle = 0;
		enet_uint32 bandwidthLimit = 0;

		int needsAdjustment = host->bandwidthLimitedPeers > 0 ? 1 : 0;
		ENetPeer* peer;
		ENetProtocol command;

		if (elapsedTime < ENET_HOST_BANDWIDTH_THROTTLE_INTERVAL)
			return;

		if (host->outgoingBandwidth == 0 && host->incomingBandwidth == 0)
			return;

		host->bandwidthThrottleEpoch = timeCurrent;

		if (peersRemaining == 0)
			return;

		if (host->outgoingBandwidth != 0) {
			dataTotal = 0;
			bandwidth = (host->outgoingBandwidth * elapsedTime) / 1000;

			for (peer = host->peers; peer < &host->peers[host->peerCount]; ++peer) {
				if (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER)
					continue;

				dataTotal += peer->outgoingDataTotal;
			}
		}

		while (peersRemaining > 0 && needsAdjustment != 0) {
			needsAdjustment = 0;

			if (dataTotal <= bandwidth)
				throttle = ENET_PEER_PACKET_THROTTLE_SCALE;
			else
				throttle = (bandwidth * ENET_PEER_PACKET_THROTTLE_SCALE) / dataTotal;

			for (peer = host->peers; peer < &host->peers[host->peerCount]; ++peer) {
				enet_uint32 peerBandwidth;

				if ((peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER) || peer->incomingBandwidth == 0 || peer->outgoingBandwidthThrottleEpoch == timeCurrent)
					continue;

				peerBandwidth = (peer->incomingBandwidth * elapsedTime) / 1000;

				if ((throttle * peer->outgoingDataTotal) / ENET_PEER_PACKET_THROTTLE_SCALE <= peerBandwidth)
					continue;

				peer->packetThrottleLimit = (peerBandwidth * ENET_PEER_PACKET_THROTTLE_SCALE) / peer->outgoingDataTotal;

				if (peer->packetThrottleLimit == 0)
					peer->packetThrottleLimit = 1;

				if (peer->packetThrottle > peer->packetThrottleLimit)
					peer->packetThrottle = peer->packetThrottleLimit;

				peer->outgoingBandwidthThrottleEpoch = timeCurrent;
				peer->incomingDataTotal = 0;
				peer->outgoingDataTotal = 0;
				needsAdjustment = 1;
				--peersRemaining;
				bandwidth -= peerBandwidth;
				dataTotal -= peerBandwidth;
			}
		}

		if (peersRemaining > 0) {
			if (dataTotal <= bandwidth)
				throttle = ENET_PEER_PACKET_THROTTLE_SCALE;
			else
				throttle = (bandwidth * ENET_PEER_PACKET_THROTTLE_SCALE) / dataTotal;

			for (peer = host->peers; peer < &host->peers[host->peerCount]; ++peer) {
				if ((peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER) || peer->outgoingBandwidthThrottleEpoch == timeCurrent)
					continue;

				peer->packetThrottleLimit = throttle;

				if (peer->packetThrottle > peer->packetThrottleLimit)
					peer->packetThrottle = peer->packetThrottleLimit;

				peer->incomingDataTotal = 0;
				peer->outgoingDataTotal = 0;
			}
		}

		if (host->recalculateBandwidthLimits) {
			host->recalculateBandwidthLimits = 0;
			peersRemaining = (enet_uint32)host->connectedPeers;
			bandwidth = host->incomingBandwidth;
			needsAdjustment = 1;

			if (bandwidth == 0) {
				bandwidthLimit = 0;
			}
			else {
				while (peersRemaining > 0 && needsAdjustment != 0) {
					needsAdjustment = 0;
					bandwidthLimit = bandwidth / peersRemaining;

					for (peer = host->peers; peer < &host->peers[host->peerCount]; ++peer) {
						if ((peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER) || peer->incomingBandwidthThrottleEpoch == timeCurrent)
							continue;

						if (peer->outgoingBandwidth > 0 && peer->outgoingBandwidth >= bandwidthLimit)
							continue;

						peer->incomingBandwidthThrottleEpoch = timeCurrent;
						needsAdjustment = 1;
						--peersRemaining;
						bandwidth -= peer->outgoingBandwidth;
					}
				}
			}

			for (peer = host->peers; peer < &host->peers[host->peerCount]; ++peer) {
				if (peer->state != ENET_PEER_STATE_CONNECTED && peer->state != ENET_PEER_STATE_DISCONNECT_LATER)
					continue;

				command.header.command = ENET_PROTOCOL_COMMAND_BANDWIDTH_LIMIT | ENET_PROTOCOL_COMMAND_FLAG_ACKNOWLEDGE;
				command.header.channelID = 0xFF;
				command.bandwidthLimit.outgoingBandwidth = ENET_HOST_TO_NET_32(host->outgoingBandwidth);

				if (peer->incomingBandwidthThrottleEpoch == timeCurrent)
					command.bandwidthLimit.incomingBandwidth = ENET_HOST_TO_NET_32(peer->outgoingBandwidth);
				else
					command.bandwidthLimit.incomingBandwidth = ENET_HOST_TO_NET_32(bandwidthLimit);

				enet_peer_queue_outgoing_command(peer, &command, NULL, 0, 0);
			}
		}
	}

	/*
	=======================================================================
		Address
	=======================================================================
	*/

	int enet_address_set_host_ip(ENetAddress* address, const char* ip) {
		int type = AF_INET6;
		void* destination = &address->ipv6;

		if (strchr(ip, ':') == NULL) {
			type = AF_INET;
			address->ipv4.ffff = 0xFFFF;
			destination = &address->ipv4.ip;
		}

		if (!inet_pton(type, ip, destination)) {
			ENET_LOG_ERROR("inet_pton failure");
			return ENET_INET_PTON_FAILURE;
		}


		return 0;
	}

	int enet_address_set_host(ENetAddress* address, const char* name) {
		struct addrinfo hints, * resultList = NULL, * result = NULL;

		memset(&hints, 0, sizeof(hints));

		hints.ai_family = AF_UNSPEC;

		if (getaddrinfo(name, NULL, &hints, &resultList) != 0) {
			ENET_LOG_ERROR("Could not getaddrinfo");
			return ENET_GETADDRINFO_FAILURE;
		}


		for (result = resultList; result != NULL; result = result->ai_next) {
			if (result->ai_addr != NULL && result->ai_addrlen >= sizeof(struct sockaddr_in)) {
				if (result->ai_family == AF_INET) {
					struct sockaddr_in* sin = (struct sockaddr_in*)result->ai_addr;

					memset(address, 0, sizeof(address->ipv4.zeros));

					address->ipv4.ffff = 0xFFFF;
					address->ipv4.ip.s_addr = sin->sin_addr.s_addr;

					freeaddrinfo(resultList);

					return 0;
				}
				else if (result->ai_family == AF_INET6) {
					struct sockaddr_in6* sin = (struct sockaddr_in6*)result->ai_addr;

					address->ipv6 = sin->sin6_addr;

					freeaddrinfo(resultList);

					return 0;
				}
			}
		}

		if (resultList != NULL)
			freeaddrinfo(resultList);

		return enet_address_set_host_ip(address, name);
	}

	int enet_address_get_host_ip(const ENetAddress* address, char* ip, size_t ipLength) {
		if (inet_ntop(AF_INET6, &address->ipv6, ip, ipLength) == NULL) {
			ENET_LOG_ERROR("inet_ntop failure (was NULL)");
			return ENET_INET_PTON_FAILURE;
		}


		if (enet_array_is_zeroed(address->ipv4.zeros, sizeof(address->ipv4.zeros)) == 0 && address->ipv4.ffff == 0xFFFF)
			enet_string_copy(ip, ip + 7, ipLength);

		return 0;
	}

	int enet_address_get_host(const ENetAddress* address, char* name, size_t nameLength) {
		struct sockaddr_in6 sin;
		int err;

		memset(&sin, 0, sizeof(struct sockaddr_in6));

		sin.sin6_family = AF_INET6;
		sin.sin6_port = ENET_HOST_TO_NET_16(address->port);
		sin.sin6_addr = address->ipv6;

		err = getnameinfo((struct sockaddr*) & sin, sizeof(sin), name, nameLength, NULL, 0, NI_NAMEREQD);

		if (!err) {
			if (name != NULL && nameLength > 0 && !memchr(name, '\0', nameLength)) {
				ENET_LOG_ERROR("something funky going on here");
				return ENET_HOST_FUNKYSTUFF;
			}

			return ENET_HOST_RANDOMERROR;
		}

		if (err != EAI_NONAME) {
			ENET_LOG_ERROR("some error occurred: %i", err);
			return -1;
		}


		return enet_address_get_host_ip(address, name, nameLength);
	}

	/*
	=======================================================================
		Platform-specific (Unix)
	=======================================================================
	*/

#ifndef _WIN32
	int enet_initialize(void) {
		return 0;
	}

	void enet_deinitialize(void) { }

	enet_uint64 enet_host_random_seed(void) {
		struct timeval timeVal;

		gettimeofday(&timeVal, NULL);

		return (timeVal.tv_sec * 1000) ^ (timeVal.tv_usec / 1000);
	}

	int enet_socket_bind(ENetSocket socket, const ENetAddress* address) {
		struct sockaddr_in6 sin;

		memset(&sin, 0, sizeof(struct sockaddr_in6));

		sin.sin6_family = AF_INET6;

		if (address != NULL) {
			sin.sin6_port = ENET_HOST_TO_NET_16(address->port);
			sin.sin6_addr = address->ipv6;
		}
		else {
			sin.sin6_port = 0;
			sin.sin6_addr = ENET_HOST_ANY;
		}

		return bind(socket, (struct sockaddr*) & sin, sizeof(struct sockaddr_in6));
	}

	int enet_socket_get_address(ENetSocket socket, ENetAddress* address) {
		struct sockaddr_in6 sin;
		socklen_t sinLength = sizeof(struct sockaddr_in6);

		if (getsockname(socket, (struct sockaddr*) & sin, &sinLength) == -1) {
			ENET_LOG_ERROR("getsockname failure");
			return ENET_GETSOCKINFO_FAILURE;
		}


		address->ipv6 = sin.sin6_addr;
		address->port = ENET_NET_TO_HOST_16(sin.sin6_port);

		return 0;
	}

	int enet_socket_listen(ENetSocket socket, int backlog) {
		return listen(socket, backlog < 0 ? SOMAXCONN : backlog);
	}

	ENetSocket enet_socket_create(ENetSocketType type) {
		int socketType = (type == ENET_SOCKET_TYPE_DATAGRAM ? SOCK_DGRAM : SOCK_STREAM);

#ifdef SOCK_CLOEXEC
		socketType |= SOCK_CLOEXEC;
#endif

		return socket(PF_INET6, socketType, 0);
	}

	int enet_socket_set_option(ENetSocket socket, ENetSocketOption option, int value) {
		int result = -1;

		switch (option) {
		case ENET_SOCKOPT_NONBLOCK:
			result = fcntl(socket, F_SETFL, (value ? O_NONBLOCK : 0) | (fcntl(socket, F_GETFL) & ~O_NONBLOCK));

			break;

		case ENET_SOCKOPT_BROADCAST:
			result = setsockopt(socket, SOL_SOCKET, SO_BROADCAST, (char*)&value, sizeof(int));

			break;

		case ENET_SOCKOPT_REUSEADDR:
			result = setsockopt(socket, SOL_SOCKET, SO_REUSEADDR, (char*)&value, sizeof(int));

			break;

		case ENET_SOCKOPT_RCVBUF:
			result = setsockopt(socket, SOL_SOCKET, SO_RCVBUF, (char*)&value, sizeof(int));

			break;

		case ENET_SOCKOPT_SNDBUF:
			result = setsockopt(socket, SOL_SOCKET, SO_SNDBUF, (char*)&value, sizeof(int));

			break;

		case ENET_SOCKOPT_RCVTIMEO: {
			struct timeval timeVal;

			timeVal.tv_sec = value / 1000;
			timeVal.tv_usec = (value % 1000) * 1000;
			result = setsockopt(socket, SOL_SOCKET, SO_RCVTIMEO, (char*)&timeVal, sizeof(struct timeval));

			break;
		}

		case ENET_SOCKOPT_SNDTIMEO: {
			struct timeval timeVal;

			timeVal.tv_sec = value / 1000;
			timeVal.tv_usec = (value % 1000) * 1000;
			result = setsockopt(socket, SOL_SOCKET, SO_SNDTIMEO, (char*)&timeVal, sizeof(struct timeval));

			break;
		}

		case ENET_SOCKOPT_NODELAY:
			result = setsockopt(socket, IPPROTO_TCP, TCP_NODELAY, (char*)&value, sizeof(int));

			break;

		case ENET_SOCKOPT_IPV6_V6ONLY:
			result = setsockopt(socket, IPPROTO_IPV6, IPV6_V6ONLY, (char*)&value, sizeof(int));

			break;

		default:
			break;
		}

		return result == -1 ? -1 : 0;
	}

	int enet_socket_get_option(ENetSocket socket, ENetSocketOption option, int* value) {
		int result = -1;
		socklen_t len;

		switch (option) {
		case ENET_SOCKOPT_ERROR:
			len = sizeof(int);
			result = getsockopt(socket, SOL_SOCKET, SO_ERROR, value, &len);

			break;

		default:
			break;
		}

		return result == -1 ? -1 : 0;
	}

	int enet_socket_connect(ENetSocket socket, const ENetAddress* address) {
		int result = -1;
		struct sockaddr_in6 sin;

		memset(&sin, 0, sizeof(struct sockaddr_in6));

		sin.sin6_family = AF_INET6;
		sin.sin6_port = ENET_HOST_TO_NET_16(address->port);
		sin.sin6_addr = address->ipv6;

		result = connect(socket, (struct sockaddr*) & sin, sizeof(struct sockaddr_in6));

		if (result == -1 && errno == EINPROGRESS)
			return 0;

		return result;
	}

	ENetSocket enet_socket_accept(ENetSocket socket, ENetAddress* address) {
		int result = -1;
		struct sockaddr_in6 sin;
		socklen_t sinLength = sizeof(struct sockaddr_in6);

		result = accept(socket, address != NULL ? (struct sockaddr*) & sin : NULL, address != NULL ? &sinLength : NULL);

		if (result == -1)
			return ENET_SOCKET_NULL;

		if (address != NULL) {
			address->ipv6 = sin.sin6_addr;
			address->port = ENET_NET_TO_HOST_16(sin.sin6_port);
		}

		return result;
	}

	int enet_socket_shutdown(ENetSocket socket, ENetSocketShutdown how) {
		return shutdown(socket, (int)how);
	}

	void enet_socket_destroy(ENetSocket socket) {
		if (socket != ENET_SOCKET_NULL)
			close(socket);
	}

	int enet_socket_send(ENetSocket socket, const ENetAddress* address, const ENetBuffer* buffers, size_t bufferCount) {
		struct msghdr msgHdr;
		struct sockaddr_in6 sin;
		int sentLength;

		memset(&msgHdr, 0, sizeof(struct msghdr));

		if (address != NULL) {
			memset(&sin, 0, sizeof(struct sockaddr_in6));

			sin.sin6_family = AF_INET6;
			sin.sin6_port = ENET_HOST_TO_NET_16(address->port);
			sin.sin6_addr = address->ipv6;
			msgHdr.msg_name = &sin;
			msgHdr.msg_namelen = sizeof(struct sockaddr_in6);
		}

		msgHdr.msg_iov = (struct iovec*)buffers;
		msgHdr.msg_iovlen = bufferCount;
		sentLength = sendmsg(socket, &msgHdr, MSG_NOSIGNAL);

		if (sentLength == -1) {
			if (errno == EWOULDBLOCK)
				return 0;

			ENET_LOG_ERROR("sentLength weirdness");
			return ENET_SOCKET_SEND_WEIRDNESS;
		}

		return sentLength;
	}

	int enet_socket_receive(ENetSocket socket, ENetAddress* address, ENetBuffer* buffers, size_t bufferCount) {
		struct msghdr msgHdr;
		struct sockaddr_in6 sin;
		int recvLength;

		memset(&msgHdr, 0, sizeof(struct msghdr));

		if (address != NULL) {
			msgHdr.msg_name = &sin;
			msgHdr.msg_namelen = sizeof(struct sockaddr_in6);
		}

		msgHdr.msg_iov = (struct iovec*)buffers;
		msgHdr.msg_iovlen = bufferCount;
		recvLength = recvmsg(socket, &msgHdr, MSG_NOSIGNAL);

		if (recvLength == -1) {
			if (errno == EWOULDBLOCK)
				return 0;

			ENET_LOG_ERROR("recvLength weirdness");
			return ENET_SOCKET_RECEIVE_WEIRDNESS;
		}

		if (msgHdr.msg_flags & MSG_TRUNC) {
			ENET_LOG_ERROR("message was truncated...");
			return ENET_SOCKET_MSGTRUNCATED;
		}


		if (address != NULL) {
			address->ipv6 = sin.sin6_addr;
			address->port = ENET_NET_TO_HOST_16(sin.sin6_port);
		}

		return recvLength;
	}

	int enet_socket_set_select(ENetSocket maxSocket, ENetSocketSet* readSet, ENetSocketSet* writeSet, enet_uint32 timeout) {
		struct timeval timeVal;

		timeVal.tv_sec = timeout / 1000;
		timeVal.tv_usec = (timeout % 1000) * 1000;

		return select(maxSocket + 1, readSet, writeSet, NULL, &timeVal);
	}

	int enet_socket_wait(ENetSocket socket, enet_uint32* condition, enet_uint64 timeout) {
		struct pollfd pollSocket;
		int pollCount;

		pollSocket.fd = socket;
		pollSocket.events = 0;

		if (*condition & ENET_SOCKET_WAIT_SEND)
			pollSocket.events |= POLLOUT;

		if (*condition & ENET_SOCKET_WAIT_RECEIVE)
			pollSocket.events |= POLLIN;

		pollCount = poll(&pollSocket, 1, timeout);

		if (pollCount < 0) {
			if (errno == EINTR && *condition & ENET_SOCKET_WAIT_INTERRUPT) {
				*condition = ENET_SOCKET_WAIT_INTERRUPT;

				return 0;
			}

			ENET_LOG_ERROR("pollCount < 0: %i", pollCount);
			return ENET_SOCKET_WAITPOLL_NEGATIVE;
		}

		*condition = ENET_SOCKET_WAIT_NONE;

		if (pollCount == 0)
			return 0;

		if (pollSocket.revents & POLLOUT)
			*condition |= ENET_SOCKET_WAIT_SEND;

		if (pollSocket.revents & POLLIN)
			*condition |= ENET_SOCKET_WAIT_RECEIVE;

		return 0;
	}
#endif

	/*
	=======================================================================
		Platform-specific (Windows)
	=======================================================================
	*/

#ifdef _WIN32
	int enet_initialize(void) {
		WORD versionRequested = MAKEWORD(2, 2);
		WSADATA wsaData;

		if (WSAStartup(versionRequested, &wsaData)) {
			ENET_LOG_ERROR("WSAStartup failure");
			return ENET_SOCKET_WSAFAILED;
		}



		if (LOBYTE(wsaData.wVersion) != 2 || HIBYTE(wsaData.wVersion) != 2) {
			ENET_LOG_ERROR("Winsock version mismatch");
			WSACleanup();
			return ENET_SOCKET_WINSOCKMISMATCH;
		}

		timeBeginPeriod(1);
		ENET_LOG_TRACE("Initialization");
		return 0;
	}

	void enet_deinitialize(void) {
		timeEndPeriod(1);
		WSACleanup();
		ENET_LOG_TRACE("Deinitialization");
	}

	enet_uint64 enet_host_random_seed(void) {
		return (enet_uint64)timeGetTime();
	}

	int enet_socket_bind(ENetSocket socket, const ENetAddress* address) {
		struct sockaddr_in6 sin;

		memset(&sin, 0, sizeof(struct sockaddr_in6));

		sin.sin6_family = AF_INET6;

		if (address != NULL) {
			sin.sin6_port = ENET_HOST_TO_NET_16(address->port);
			sin.sin6_addr = address->ipv6;
		}
		else {
			sin.sin6_port = 0;
			sin.sin6_addr = in6addr_any;
		}

		return bind(socket, (struct sockaddr*) & sin, sizeof(struct sockaddr_in6)) == SOCKET_ERROR ? -1 : 0;
	}

	int enet_socket_get_address(ENetSocket socket, ENetAddress* address) {
		struct sockaddr_in6 sin;
		int sinLength = sizeof(struct sockaddr_in6);

		if (getsockname(socket, (struct sockaddr*) & sin, &sinLength) == -1) {
			ENET_LOG_ERROR("getsockname failure");
			return ENET_SOCKET_GETSOCKNAME_FAILURE;
		}


		address->ipv6 = sin.sin6_addr;
		address->port = ENET_NET_TO_HOST_16(sin.sin6_port);

		return 0;
	}

	int enet_socket_listen(ENetSocket socket, int backlog) {
		return listen(socket, backlog < 0 ? SOMAXCONN : backlog) == SOCKET_ERROR ? -1 : 0;
	}

	ENetSocket enet_socket_create(ENetSocketType type) {
		return socket(PF_INET6, type == ENET_SOCKET_TYPE_DATAGRAM ? SOCK_DGRAM : SOCK_STREAM, 0);
	}

	int enet_socket_set_option(ENetSocket socket, ENetSocketOption option, int value) {
		int result = SOCKET_ERROR;

		switch (option) {
		case ENET_SOCKOPT_NONBLOCK: {
			u_long nonBlocking = (u_long)value;

			result = ioctlsocket(socket, FIONBIO, &nonBlocking);

			break;
		}

		case ENET_SOCKOPT_BROADCAST:
			result = setsockopt(socket, SOL_SOCKET, SO_BROADCAST, (char*)&value, sizeof(int));

			break;

		case ENET_SOCKOPT_REUSEADDR:
			result = setsockopt(socket, SOL_SOCKET, SO_REUSEADDR, (char*)&value, sizeof(int));

			break;

		case ENET_SOCKOPT_RCVBUF:
			result = setsockopt(socket, SOL_SOCKET, SO_RCVBUF, (char*)&value, sizeof(int));

			break;

		case ENET_SOCKOPT_SNDBUF:
			result = setsockopt(socket, SOL_SOCKET, SO_SNDBUF, (char*)&value, sizeof(int));

			break;

		case ENET_SOCKOPT_RCVTIMEO:
			result = setsockopt(socket, SOL_SOCKET, SO_RCVTIMEO, (char*)&value, sizeof(int));

			break;

		case ENET_SOCKOPT_SNDTIMEO:
			result = setsockopt(socket, SOL_SOCKET, SO_SNDTIMEO, (char*)&value, sizeof(int));

			break;

		case ENET_SOCKOPT_NODELAY:
			result = setsockopt(socket, IPPROTO_TCP, TCP_NODELAY, (char*)&value, sizeof(int));

			break;

		case ENET_SOCKOPT_IPV6_V6ONLY:
			result = setsockopt(socket, IPPROTO_IPV6, IPV6_V6ONLY, (char*)&value, sizeof(int));

			break;

		default:
			break;
		}

		return result == SOCKET_ERROR ? -1 : 0;
	}

	int enet_socket_get_option(ENetSocket socket, ENetSocketOption option, int* value) {
		int result = SOCKET_ERROR, len;

		switch (option) {
		case ENET_SOCKOPT_ERROR:
			len = sizeof(int);
			result = getsockopt(socket, SOL_SOCKET, SO_ERROR, (char*)value, &len);

			break;

		default:
			break;
		}

		return result == SOCKET_ERROR ? -1 : 0;
	}

	int enet_socket_connect(ENetSocket socket, const ENetAddress* address) {
		int result = -1;
		struct sockaddr_in6 sin;

		memset(&sin, 0, sizeof(struct sockaddr_in6));

		sin.sin6_family = AF_INET6;
		sin.sin6_port = ENET_HOST_TO_NET_16(address->port);
		sin.sin6_addr = address->ipv6;
		result = connect(socket, (struct sockaddr*) & sin, sizeof(struct sockaddr_in6));

		if (result == SOCKET_ERROR && WSAGetLastError() != WSAEWOULDBLOCK) {
			int winSockWhat = WSAGetLastError();
			ENET_LOG_ERROR("Socket connect failure, return code: %i, WSAGetLastError: %i", result, winSockWhat);
			return ENET_SOCKET_WSAFAILED;
		}

		return 0;
	}

	ENetSocket enet_socket_accept(ENetSocket socket, ENetAddress* address) {
		SOCKET result;
		struct sockaddr_in6 sin;
		int sinLength = sizeof(struct sockaddr_in6);

		result = accept(socket, address != NULL ? (struct sockaddr*) & sin : NULL, address != NULL ? &sinLength : NULL);

		if (result == INVALID_SOCKET) {
			ENET_LOG_ERROR("Tried to accept from an invalid socket");
			return ENET_SOCKET_NULL;
		}


		if (address != NULL) {
			address->ipv6 = sin.sin6_addr;
			address->port = ENET_NET_TO_HOST_16(sin.sin6_port);
		}

		return result;
	}

	int enet_socket_shutdown(ENetSocket socket, ENetSocketShutdown how) {
		return shutdown(socket, (int)how) == SOCKET_ERROR ? -1 : 0;
	}

	void enet_socket_destroy(ENetSocket socket) {
		if (socket != INVALID_SOCKET)
			closesocket(socket);
	}

	int enet_socket_send(ENetSocket socket, const ENetAddress* address, const ENetBuffer* buffers, size_t bufferCount) {
		struct sockaddr_in6 sin;
		DWORD sentLength;

		if (address != NULL) {
			memset(&sin, 0, sizeof(struct sockaddr_in6));

			sin.sin6_family = AF_INET6;
			sin.sin6_port = ENET_HOST_TO_NET_16(address->port);
			sin.sin6_addr = address->ipv6;
		}

		if (WSASendTo(socket, (LPWSABUF)buffers, (DWORD)bufferCount, &sentLength, 0, address != NULL ? (struct sockaddr*) & sin : NULL, address != NULL ? sizeof(struct sockaddr_in6) : 0, NULL, NULL) == SOCKET_ERROR)
			return (WSAGetLastError() == WSAEWOULDBLOCK) ? 0 : -1;

		return (int)sentLength;
	}

	int enet_socket_receive(ENetSocket socket, ENetAddress* address, ENetBuffer* buffers, size_t bufferCount) {
		INT sinLength = sizeof(struct sockaddr_in6);
		DWORD flags = 0, recvLength;
		struct sockaddr_in6 sin;

		if (WSARecvFrom(socket, (LPWSABUF)buffers, (DWORD)bufferCount, &recvLength, &flags, address != NULL ? (struct sockaddr*) & sin : NULL, address != NULL ? &sinLength : NULL, NULL, NULL) == SOCKET_ERROR) {

			int retCode = WSAGetLastError();

			switch (retCode) {
			case WSAEWOULDBLOCK:
			case WSAECONNRESET:
				return 0;
			}

			ENET_LOG_ERROR("Socket receive failure, WSA return code %d", retCode);
			return ENET_SOCKET_WSAFAILED;
		}

		if (flags & MSG_PARTIAL) {
			ENET_LOG_ERROR("Socket receive message was partial??");
			return ENET_SOCKET_MSGPARTIAL;
		}

		if (address != NULL) {
			address->ipv6 = sin.sin6_addr;
			address->port = ENET_NET_TO_HOST_16(sin.sin6_port);
		}

		return (int)recvLength;
	}

	int enet_socket_set_select(ENetSocket maxSocket, ENetSocketSet* readSet, ENetSocketSet* writeSet, enet_uint32 timeout) {
		struct timeval timeVal;

		timeVal.tv_sec = timeout / 1000;
		timeVal.tv_usec = (timeout % 1000) * 1000;

		return select(maxSocket + 1, readSet, writeSet, NULL, &timeVal);
	}

	int enet_socket_wait(ENetSocket socket, enet_uint32* condition, enet_uint64 timeout) {
		fd_set readSet, writeSet;
		struct timeval timeVal;
		int selectCount;

		timeVal.tv_sec = timeout / 1000;
		timeVal.tv_usec = (timeout % 1000) * 1000;

		FD_ZERO(&readSet);
		FD_ZERO(&writeSet);

		if (*condition & ENET_SOCKET_WAIT_SEND)
			FD_SET(socket, &writeSet);

		if (*condition & ENET_SOCKET_WAIT_RECEIVE)
			FD_SET(socket, &readSet);

		selectCount = select(socket + 1, &readSet, &writeSet, NULL, &timeVal);

		if (selectCount < 0) {
			ENET_LOG_ERROR("selectCount < 0; was %d", selectCount);
			return ENET_SOCKET_WAITPOLL_NEGATIVE;
		}


		*condition = ENET_SOCKET_WAIT_NONE;

		if (selectCount == 0)
			return 0;

		if (FD_ISSET(socket, &writeSet))
			*condition |= ENET_SOCKET_WAIT_SEND;

		if (FD_ISSET(socket, &readSet))
			*condition |= ENET_SOCKET_WAIT_RECEIVE;

		return 0;
	}
#endif

	/*
	=======================================================================
		Extended functionality
	=======================================================================
	*/

	void* enet_packet_get_data(const ENetPacket* packet) {
		return (void*)packet->data;
	}

	int enet_packet_get_length(const ENetPacket* packet) {
		return packet->dataLength;
	}

	void enet_packet_set_free_callback(ENetPacket* packet, const void* callback) {
		packet->freeCallback = (ENetPacketFreeCallback)callback;
	}

	int enet_packet_check_references(const ENetPacket* packet) {
		return (int)packet->referenceCount;
	}

	void enet_packet_dispose(ENetPacket* packet) {
		if (packet->referenceCount == 0)
			enet_packet_destroy(packet);
	}

	enet_uint32 enet_host_get_peers_count(const ENetHost* host) {
		return host->connectedPeers;
	}

	enet_uint32 enet_host_get_packets_sent(const ENetHost* host) {
		return host->totalSentPackets;
	}

	enet_uint32 enet_host_get_packets_received(const ENetHost* host) {
		return host->totalReceivedPackets;
	}

	enet_uint32 enet_host_get_bytes_sent(const ENetHost* host) {
		return host->totalSentData;
	}

	enet_uint32 enet_host_get_bytes_received(const ENetHost* host) {
		return host->totalReceivedData;
	}

	enet_uint32 enet_peer_get_id(const ENetPeer* peer) {
		return peer->incomingPeerID;
	}

	int enet_peer_get_ip(const ENetPeer* peer, char* ip, size_t ipLength) {
		return enet_address_get_host_ip(&peer->address, ip, ipLength);
	}

	enet_uint16 enet_peer_get_port(const ENetPeer* peer) {
		return peer->address.port;
	}

	enet_uint32 enet_peer_get_mtu(const ENetPeer* peer) {
		return peer->mtu;
	}

	ENetPeerState enet_peer_get_state(const ENetPeer* peer) {
		return peer->state;
	}

	enet_uint32 enet_peer_get_rtt(const ENetPeer* peer) {
		return peer->smoothedRoundTripTime;
	}

	enet_uint32 enet_peer_get_lastsendtime(const ENetPeer* peer) {
		return peer->lastSendTime;
	}

	enet_uint32 enet_peer_get_lastreceivetime(const ENetPeer* peer) {
		return peer->lastReceiveTime;
	}

	enet_uint64 enet_peer_get_packets_sent(const ENetPeer* peer) {
		return peer->totalPacketsSent;
	}

	enet_uint64 enet_peer_get_packets_lost(const ENetPeer* peer) {
		return peer->totalPacketsLost;
	}

	enet_uint64 enet_peer_get_bytes_sent(const ENetPeer* peer) {
		return peer->totalDataSent;
	}

	enet_uint64 enet_peer_get_bytes_received(const ENetPeer* peer) {
		return peer->totalDataReceived;
	}

	void* enet_peer_get_data(const ENetPeer* peer) {
		return (void*)peer->data;
	}

	void enet_peer_set_data(ENetPeer* peer, const void* data) {
		peer->data = (enet_uint32*)data;
	}

#ifdef __cplusplus
}
#endif
#endif
#endif