- while ((ret = recvfrom(sockfd, recv_buffer, MIN((int)sizeof(recv_buffer), MAX(rb.space_left() - 24, 0)), p_wait ? 0 : MSG_DONTWAIT, (struct sockaddr *)&from, &len)) > 0) {

- "unix.c",

- "win32.c",

- address.host = bind_ip;

- ERR_FAIL_COND_V(!p_ip.is_ipv4(), ERR_INVALID_PARAMETER);

- address.host = *((uint32_t *)p_ip.get_ipv4());

- IP_Address ip;

- ip.set_ipv4((uint8_t *)&(event.peer->address.host));

-

- bind_ip = ENET_HOST_ANY;

- ERR_FAIL_COND(!p_ip.is_ipv4());

- bind_ip = *(uint32_t *)p_ip.get_ipv4();

- enet_uint32 bind_ip;

- _set_blocking(true);

- };

-void PacketPeerUDPWinsock::_set_blocking(bool p_blocking) {

- //am no windows expert

- //hope this is the right thing

- if (blocking == p_blocking)

- blocking = p_blocking;

- unsigned long par = blocking ? 0 : 1;

- blocking = true;

-

- _set_blocking(p_wait);

- bool blocking;

- void _set_blocking(bool p_blocking);

-- all .c files in the main directory

-- the include/enet/ folder as enet/

-Important: Some files have been modified by Godot developers so that they work

-for all platforms (especially UWP). Check the diff with the 1.3.13 tarball

-before the next update.

-#ifdef _WIN32

-#include "enet/win32.h"

-#else

-#include "enet/unix.h"

-#endif

-#define ENET_HOST_ANY 0

- enet_uint32 host;

-/**

- @file unix.h

- @brief ENet Unix header

-*/

-#ifndef __ENET_UNIX_H__

-#define __ENET_UNIX_H__

-

-#include <stdlib.h>

-#include <sys/time.h>

-#include <sys/types.h>

-#include <sys/socket.h>

-#include <netinet/in.h>

-#include <unistd.h>

-

-#ifdef MSG_MAXIOVLEN

-#define ENET_BUFFER_MAXIMUM MSG_MAXIOVLEN

-#endif

-

-typedef int ENetSocket;

-

-#define ENET_SOCKET_NULL -1

-

-#define ENET_HOST_TO_NET_16(value) (htons (value)) /**< macro that converts host to net byte-order of a 16-bit value */

-#define ENET_HOST_TO_NET_32(value) (htonl (value)) /**< macro that converts host to net byte-order of a 32-bit value */

-

-#define ENET_NET_TO_HOST_16(value) (ntohs (value)) /**< macro that converts net to host byte-order of a 16-bit value */

-#define ENET_NET_TO_HOST_32(value) (ntohl (value)) /**< macro that converts net to host byte-order of a 32-bit value */

-

-typedef struct

-{

- void * data;

- size_t dataLength;

-} ENetBuffer;

-

-#define ENET_CALLBACK

-

-#define ENET_API extern

-

-typedef fd_set ENetSocketSet;

-

-#define ENET_SOCKETSET_EMPTY(sockset) FD_ZERO (& (sockset))

-#define ENET_SOCKETSET_ADD(sockset, socket) FD_SET (socket, & (sockset))

-#define ENET_SOCKETSET_REMOVE(sockset, socket) FD_CLR (socket, & (sockset))

-#define ENET_SOCKETSET_CHECK(sockset, socket) FD_ISSET (socket, & (sockset))

-

-#endif /* __ENET_UNIX_H__ */

-

-/**

- @file win32.h

- @brief ENet Win32 header

-*/

-#ifndef __ENET_WIN32_H__

-#define __ENET_WIN32_H__

-

-#ifdef _MSC_VER

-#ifdef ENET_BUILDING_LIB

-#pragma warning (disable: 4267) // size_t to int conversion

-#pragma warning (disable: 4244) // 64bit to 32bit int

-#pragma warning (disable: 4018) // signed/unsigned mismatch

-#pragma warning (disable: 4146) // unary minus operator applied to unsigned type

-#endif

-#endif

-

-#include <stdlib.h>

-#include <winsock2.h>

-

-typedef SOCKET ENetSocket;

-

-#define ENET_SOCKET_NULL INVALID_SOCKET

-

-#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))

-

-typedef struct

-{

- size_t dataLength;

- void * data;

-} ENetBuffer;

-

-#define ENET_CALLBACK __cdecl

-

-#ifdef ENET_DLL

-#ifdef ENET_BUILDING_LIB

-#define ENET_API __declspec( dllexport )

-#else

-#define ENET_API __declspec( dllimport )

-#endif /* ENET_BUILDING_LIB */

-#else /* !ENET_DLL */

-#define ENET_API extern

-#endif /* ENET_DLL */

-

-typedef fd_set ENetSocketSet;

-

-#define ENET_SOCKETSET_EMPTY(sockset) FD_ZERO (& (sockset))

-#define ENET_SOCKETSET_ADD(sockset, socket) FD_SET (socket, & (sockset))

-#define ENET_SOCKETSET_REMOVE(sockset, socket) FD_CLR (socket, & (sockset))

-#define ENET_SOCKETSET_CHECK(sockset, socket) FD_ISSET (socket, & (sockset))

-

-#endif /* __ENET_WIN32_H__ */

-

-

- host -> receivedAddress.host = ENET_HOST_ANY;

- currentPeer -> address.host == host -> receivedAddress.host)

- ((host -> receivedAddress.host != peer -> address.host ||

- host -> receivedAddress.port != peer -> address.port) &&

- peer -> address.host != ENET_HOST_BROADCAST) ||

- peer -> address.host = host -> receivedAddress.host;

-/**

- @file unix.c

- @brief ENet Unix system specific functions

-*/

-#ifndef _WIN32

-

-#include <sys/types.h>

-#include <sys/socket.h>

-#include <sys/ioctl.h>

-#include <sys/time.h>

-#include <arpa/inet.h>

-#include <netinet/tcp.h>

-#include <netdb.h>

-#include <unistd.h>

-#include <string.h>

-#include <errno.h>

-#include <time.h>

-

-#define ENET_BUILDING_LIB 1

-#include "enet/enet.h"

-

-//@godot: added this since enet takes them fromt he build system

-#define HAS_POLL

-#define HAS_FCNTL

-#define HAS_SOCKLEN_T

-

-

-#ifdef __APPLE__

-#ifdef HAS_POLL

-#undef HAS_POLL

-#endif

-#ifndef HAS_FCNTL

-#define HAS_FCNTL 1

-#endif

-#ifndef HAS_INET_PTON

-#define HAS_INET_PTON 1

-#endif

-#ifndef HAS_INET_NTOP

-#define HAS_INET_NTOP 1

-#endif

-#ifndef HAS_MSGHDR_FLAGS

-#define HAS_MSGHDR_FLAGS 1

-#endif

-#ifndef HAS_SOCKLEN_T

-#define HAS_SOCKLEN_T 1

-#endif

-#ifndef HAS_GETADDRINFO

-#define HAS_GETADDRINFO 1

-#endif

-#ifndef HAS_GETNAMEINFO

-#define HAS_GETNAMEINFO 1

-#endif

-#endif

-

-#ifdef HAS_FCNTL

-#include <fcntl.h>

-#endif

-

-#ifdef HAS_POLL

-#include <sys/poll.h>

-#endif

-

-#ifndef HAS_SOCKLEN_T

-typedef int socklen_t;

-#endif

-

-#ifndef MSG_NOSIGNAL

-#define MSG_NOSIGNAL 0

-#endif

-

-static enet_uint32 timeBase = 0;

-

-int

-enet_initialize (void)

-{

- return 0;

-}

-

-void

-enet_deinitialize (void)

-{

-}

-

-enet_uint32

-enet_host_random_seed (void)

-{

- return (enet_uint32) time (NULL);

-}

-

-enet_uint32

-enet_time_get (void)

-{

- struct timeval timeVal;

-

- gettimeofday (& timeVal, NULL);

-

- return timeVal.tv_sec * 1000 + timeVal.tv_usec / 1000 - timeBase;

-}

-

-void

-enet_time_set (enet_uint32 newTimeBase)

-{

- struct timeval timeVal;

-

- gettimeofday (& timeVal, NULL);

-

- timeBase = timeVal.tv_sec * 1000 + timeVal.tv_usec / 1000 - newTimeBase;

-}

-

-int

-enet_address_set_host (ENetAddress * address, const char * name)

-{

-#ifdef HAS_GETADDRINFO

- struct addrinfo hints, * resultList = NULL, * result = NULL;

-

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

- hints.ai_family = AF_INET;

-

- if (getaddrinfo (name, NULL, NULL, & resultList) != 0)

- return -1;

-

- for (result = resultList; result != NULL; result = result -> ai_next)

- {

- if (result -> ai_family == AF_INET && result -> ai_addr != NULL && result -> ai_addrlen >= sizeof (struct sockaddr_in))

- {

- struct sockaddr_in * sin = (struct sockaddr_in *) result -> ai_addr;

-

- address -> host = sin -> sin_addr.s_addr;

-

- freeaddrinfo (resultList);

-

- return 0;

- }

- }

-

- if (resultList != NULL)

- freeaddrinfo (resultList);

-#else

- struct hostent * hostEntry = NULL;

-#ifdef HAS_GETHOSTBYNAME_R

- struct hostent hostData;

- char buffer [2048];

- int errnum;

-

-#if defined(linux) || defined(__linux) || defined(__linux__) || defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)

- gethostbyname_r (name, & hostData, buffer, sizeof (buffer), & hostEntry, & errnum);

-#else

- hostEntry = gethostbyname_r (name, & hostData, buffer, sizeof (buffer), & errnum);

-#endif

-#else

- hostEntry = gethostbyname (name);

-#endif

-

- if (hostEntry != NULL && hostEntry -> h_addrtype == AF_INET)

- {

- address -> host = * (enet_uint32 *) hostEntry -> h_addr_list [0];

-

- return 0;

- }

-#endif

-

-#ifdef HAS_INET_PTON

- if (! inet_pton (AF_INET, name, & address -> host))

-#else

- if (! inet_aton (name, (struct in_addr *) & address -> host))

-#endif

- return -1;

-

- return 0;

-}

-

-int

-enet_address_get_host_ip (const ENetAddress * address, char * name, size_t nameLength)

-{

-#ifdef HAS_INET_NTOP

- if (inet_ntop (AF_INET, & address -> host, name, nameLength) == NULL)

-#else

- char * addr = inet_ntoa (* (struct in_addr *) & address -> host);

- if (addr != NULL)

- {

- size_t addrLen = strlen(addr);

- if (addrLen >= nameLength)

- return -1;

- memcpy (name, addr, addrLen + 1);

- }

- else

-#endif

- return -1;

- return 0;

-}

-

-int

-enet_address_get_host (const ENetAddress * address, char * name, size_t nameLength)

-{

-#ifdef HAS_GETNAMEINFO

- struct sockaddr_in sin;

- int err;

-

- memset (& sin, 0, sizeof (struct sockaddr_in));

-

- sin.sin_family = AF_INET;

- sin.sin_port = ENET_HOST_TO_NET_16 (address -> port);

- sin.sin_addr.s_addr = address -> host;

-

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

- if (! err)

- {

- if (name != NULL && nameLength > 0 && ! memchr (name, '\0', nameLength))

- return -1;

- return 0;

- }

- if (err != EAI_NONAME)

- return -1;

-#else

- struct in_addr in;

- struct hostent * hostEntry = NULL;

-#ifdef HAS_GETHOSTBYADDR_R

- struct hostent hostData;

- char buffer [2048];

- int errnum;

-

- in.s_addr = address -> host;

-

-#if defined(linux) || defined(__linux) || defined(__linux__) || defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)

- gethostbyaddr_r ((char *) & in, sizeof (struct in_addr), AF_INET, & hostData, buffer, sizeof (buffer), & hostEntry, & errnum);

-#else

- hostEntry = gethostbyaddr_r ((char *) & in, sizeof (struct in_addr), AF_INET, & hostData, buffer, sizeof (buffer), & errnum);

-#endif

-#else

- in.s_addr = address -> host;

-

- hostEntry = gethostbyaddr ((char *) & in, sizeof (struct in_addr), AF_INET);

-#endif

-

- if (hostEntry != NULL)

- {

- size_t hostLen = strlen (hostEntry -> h_name);

- if (hostLen >= nameLength)

- return -1;

- memcpy (name, hostEntry -> h_name, hostLen + 1);

- return 0;

- }

-#endif

-

- return enet_address_get_host_ip (address, name, nameLength);

-}

-

-int

-enet_socket_bind (ENetSocket socket, const ENetAddress * address)

-{

- struct sockaddr_in sin;

-

- memset (& sin, 0, sizeof (struct sockaddr_in));

-

- sin.sin_family = AF_INET;

-

- if (address != NULL)

- {

- sin.sin_port = ENET_HOST_TO_NET_16 (address -> port);

- sin.sin_addr.s_addr = address -> host;

- }

- else

- {

- sin.sin_port = 0;

- sin.sin_addr.s_addr = INADDR_ANY;

- }

-

- return bind (socket,

- (struct sockaddr *) & sin,

- sizeof (struct sockaddr_in));

-}

-

-int

-enet_socket_get_address (ENetSocket socket, ENetAddress * address)

-{

- struct sockaddr_in sin;

- socklen_t sinLength = sizeof (struct sockaddr_in);

-

- if (getsockname (socket, (struct sockaddr *) & sin, & sinLength) == -1)

- return -1;

-

- address -> host = (enet_uint32) sin.sin_addr.s_addr;

- address -> port = ENET_NET_TO_HOST_16 (sin.sin_port);

-

- return 0;

-}

-

-int

-enet_socket_listen (ENetSocket socket, int backlog)

-{

- return listen (socket, backlog < 0 ? SOMAXCONN : backlog);

-}

-

-ENetSocket

-enet_socket_create (ENetSocketType type)

-{

- return socket (PF_INET, type == ENET_SOCKET_TYPE_DATAGRAM ? SOCK_DGRAM : SOCK_STREAM, 0);

-}

-

-int

-enet_socket_set_option (ENetSocket socket, ENetSocketOption option, int value)

-{

- int result = -1;

- switch (option)

- {

- case ENET_SOCKOPT_NONBLOCK:

-#ifdef HAS_FCNTL

- result = fcntl (socket, F_SETFL, (value ? O_NONBLOCK : 0) | (fcntl (socket, F_GETFL) & ~O_NONBLOCK));

-#else

- result = ioctl (socket, FIONBIO, & value);

-#endif

- 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;

-

- 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)

-{

- struct sockaddr_in sin;

- int result;

-

- memset (& sin, 0, sizeof (struct sockaddr_in));

-

- sin.sin_family = AF_INET;

- sin.sin_port = ENET_HOST_TO_NET_16 (address -> port);

- sin.sin_addr.s_addr = address -> host;

-

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

- if (result == -1 && errno == EINPROGRESS)

- return 0;

-

- return result;

-}

-

-ENetSocket

-enet_socket_accept (ENetSocket socket, ENetAddress * address)

-{

- int result;

- struct sockaddr_in sin;

- socklen_t sinLength = sizeof (struct sockaddr_in);

-

- result = accept (socket,

- address != NULL ? (struct sockaddr *) & sin : NULL,

- address != NULL ? & sinLength : NULL);

-

- if (result == -1)

- return ENET_SOCKET_NULL;

-

- if (address != NULL)

- {

- address -> host = (enet_uint32) sin.sin_addr.s_addr;

- address -> port = ENET_NET_TO_HOST_16 (sin.sin_port);

- }

-

- return result;

-}

-

-int

-enet_socket_shutdown (ENetSocket socket, ENetSocketShutdown how)

-{

- return shutdown (socket, (int) how);

-}

-

-void

-enet_socket_destroy (ENetSocket socket)

-{

- if (socket != -1)

- close (socket);

-}

-

-int

-enet_socket_send (ENetSocket socket,

- const ENetAddress * address,

- const ENetBuffer * buffers,

- size_t bufferCount)

-{

- struct msghdr msgHdr;

- struct sockaddr_in sin;

- int sentLength;

-

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

-

- if (address != NULL)

- {

- memset (& sin, 0, sizeof (struct sockaddr_in));

-

- sin.sin_family = AF_INET;

- sin.sin_port = ENET_HOST_TO_NET_16 (address -> port);

- sin.sin_addr.s_addr = address -> host;

-

- msgHdr.msg_name = & sin;

- msgHdr.msg_namelen = sizeof (struct sockaddr_in);

- }

-

- msgHdr.msg_iov = (struct iovec *) buffers;

- msgHdr.msg_iovlen = bufferCount;

-

- sentLength = sendmsg (socket, & msgHdr, MSG_NOSIGNAL);

-

- if (sentLength == -1)

- {

- if (errno == EWOULDBLOCK)

- return 0;

-

- return -1;

- }

-

- return sentLength;

-}

-

-int

-enet_socket_receive (ENetSocket socket,

- ENetAddress * address,

- ENetBuffer * buffers,

- size_t bufferCount)

-{

- struct msghdr msgHdr;

- struct sockaddr_in sin;

- int recvLength;

-

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

-

- if (address != NULL)

- {

- msgHdr.msg_name = & sin;

- msgHdr.msg_namelen = sizeof (struct sockaddr_in);

- }

-

- msgHdr.msg_iov = (struct iovec *) buffers;

- msgHdr.msg_iovlen = bufferCount;

-

- recvLength = recvmsg (socket, & msgHdr, MSG_NOSIGNAL);

-

- if (recvLength == -1)

- {

- if (errno == EWOULDBLOCK)

- return 0;

-

- return -1;

- }

-

-#ifdef HAS_MSGHDR_FLAGS

- if (msgHdr.msg_flags & MSG_TRUNC)

- return -1;

-#endif

-

- if (address != NULL)

- {

- address -> host = (enet_uint32) sin.sin_addr.s_addr;

- address -> port = ENET_NET_TO_HOST_16 (sin.sin_port);

- }

-

- return recvLength;

-}

-

-int

-enet_socketset_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_uint32 timeout)

-{

-#ifdef HAS_POLL

- 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;

- }

-

- return -1;

- }

-

- * 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;

-#else

- 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)

- {

- if (errno == EINTR && * condition & ENET_SOCKET_WAIT_INTERRUPT)

- {

- * condition = ENET_SOCKET_WAIT_INTERRUPT;

-

- return 0;

- }

-

- return -1;

- }

-

- * 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

-}

-

-#endif

-

-/**

- @file win32.c

- @brief ENet Win32 system specific functions

-*/

-#ifdef _WIN32

-

-#define ENET_BUILDING_LIB 0

-#include "enet/enet.h"

-#include <windows.h>

-#include <mmsystem.h>

-

-static enet_uint32 timeBase = 0;

-

-int

-enet_initialize (void)

-{

- WORD versionRequested = MAKEWORD (1, 1);

- WSADATA wsaData;

-

- if (WSAStartup (versionRequested, & wsaData))

- return -1;

-

- if (LOBYTE (wsaData.wVersion) != 1||

- HIBYTE (wsaData.wVersion) != 1)

- {

- WSACleanup ();

-

- return -1;

- }

-

-#ifndef UWP_ENABLED

- timeBeginPeriod (1);

-#endif

-

- return 0;

-}

-

-void

-enet_deinitialize (void)

-{

-#ifndef UWP_ENABLED

- timeEndPeriod (1);

-#endif

-

- WSACleanup ();

-}

-

-#ifdef UWP_ENABLED

-enet_uint32

-timeGetTime() {

- ULONGLONG ticks = GetTickCount64();

- return (enet_uint32)ticks;

-}

-#endif

-

-

-enet_uint32

-enet_host_random_seed (void)

-{

- return (enet_uint32) timeGetTime ();

-}

-

-enet_uint32

-enet_time_get (void)

-{

- return (enet_uint32) timeGetTime () - timeBase;

-}

-

-void

-enet_time_set (enet_uint32 newTimeBase)

-{

- timeBase = (enet_uint32) timeGetTime () - newTimeBase;

-}

-

-int

-enet_address_set_host (ENetAddress * address, const char * name)

-{

- struct hostent * hostEntry;

-

- hostEntry = gethostbyname (name);

- if (hostEntry == NULL ||

- hostEntry -> h_addrtype != AF_INET)

- {

- unsigned long host = inet_addr (name);

- if (host == INADDR_NONE)

- return -1;

- address -> host = host;

- return 0;

- }

-

- address -> host = * (enet_uint32 *) hostEntry -> h_addr_list [0];

-

- return 0;

-}

-

-int

-enet_address_get_host_ip (const ENetAddress * address, char * name, size_t nameLength)

-{

- char * addr = inet_ntoa (* (struct in_addr *) & address -> host);

- if (addr == NULL)

- return -1;

- else

- {

- size_t addrLen = strlen(addr);

- if (addrLen >= nameLength)

- return -1;

- memcpy (name, addr, addrLen + 1);

- }

- return 0;

-}

-

-int

-enet_address_get_host (const ENetAddress * address, char * name, size_t nameLength)

-{

- struct in_addr in;

- struct hostent * hostEntry;

-

- in.s_addr = address -> host;

-

- hostEntry = gethostbyaddr ((char *) & in, sizeof (struct in_addr), AF_INET);

- if (hostEntry == NULL)

- return enet_address_get_host_ip (address, name, nameLength);

- else

- {

- size_t hostLen = strlen (hostEntry -> h_name);

- if (hostLen >= nameLength)

- return -1;

- memcpy (name, hostEntry -> h_name, hostLen + 1);

- }

-

- return 0;

-}

-

-int

-enet_socket_bind (ENetSocket socket, const ENetAddress * address)

-{

- struct sockaddr_in sin;

-

- memset (& sin, 0, sizeof (struct sockaddr_in));

-

- sin.sin_family = AF_INET;

-

- if (address != NULL)

- {

- sin.sin_port = ENET_HOST_TO_NET_16 (address -> port);

- sin.sin_addr.s_addr = address -> host;

- }

- else

- {

- sin.sin_port = 0;

- sin.sin_addr.s_addr = INADDR_ANY;

- }

-

- return bind (socket,

- (struct sockaddr *) & sin,

- sizeof (struct sockaddr_in)) == SOCKET_ERROR ? -1 : 0;

-}

-

-int

-enet_socket_get_address (ENetSocket socket, ENetAddress * address)

-{

- struct sockaddr_in sin;

- int sinLength = sizeof (struct sockaddr_in);

-

- if (getsockname (socket, (struct sockaddr *) & sin, & sinLength) == -1)

- return -1;

-

- address -> host = (enet_uint32) sin.sin_addr.s_addr;

- address -> port = ENET_NET_TO_HOST_16 (sin.sin_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_INET, 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;

-

- 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)

-{

- struct sockaddr_in sin;

- int result;

-

- memset (& sin, 0, sizeof (struct sockaddr_in));

-

- sin.sin_family = AF_INET;

- sin.sin_port = ENET_HOST_TO_NET_16 (address -> port);

- sin.sin_addr.s_addr = address -> host;

-

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

- if (result == SOCKET_ERROR && WSAGetLastError () != WSAEWOULDBLOCK)

- return -1;

-

- return 0;

-}

-

-ENetSocket

-enet_socket_accept (ENetSocket socket, ENetAddress * address)

-{

- SOCKET result;

- struct sockaddr_in sin;

- int sinLength = sizeof (struct sockaddr_in);

-

- result = accept (socket,

- address != NULL ? (struct sockaddr *) & sin : NULL,

- address != NULL ? & sinLength : NULL);

-

- if (result == INVALID_SOCKET)

- return ENET_SOCKET_NULL;

-

- if (address != NULL)

- {

- address -> host = (enet_uint32) sin.sin_addr.s_addr;

- address -> port = ENET_NET_TO_HOST_16 (sin.sin_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_in sin;

- DWORD sentLength;

-

- if (address != NULL)

- {

- memset (& sin, 0, sizeof (struct sockaddr_in));

-

- sin.sin_family = AF_INET;

- sin.sin_port = ENET_HOST_TO_NET_16 (address -> port);

- sin.sin_addr.s_addr = address -> host;

- }

-

- if (WSASendTo (socket,

- (LPWSABUF) buffers,

- (DWORD) bufferCount,

- & sentLength,

- 0,

- address != NULL ? (struct sockaddr *) & sin : NULL,

- address != NULL ? sizeof (struct sockaddr_in) : 0,

- NULL,

- NULL) == SOCKET_ERROR)

- {

- if (WSAGetLastError () == WSAEWOULDBLOCK)

- return 0;

-

- return -1;

- }

-

- return (int) sentLength;

-}

-

-int

-enet_socket_receive (ENetSocket socket,

- ENetAddress * address,

- ENetBuffer * buffers,

- size_t bufferCount)

-{

- INT sinLength = sizeof (struct sockaddr_in);

- DWORD flags = 0,

- recvLength;

- struct sockaddr_in sin;

-

- if (WSARecvFrom (socket,

- (LPWSABUF) buffers,

- (DWORD) bufferCount,

- & recvLength,

- & flags,

- address != NULL ? (struct sockaddr *) & sin : NULL,

- address != NULL ? & sinLength : NULL,

- NULL,

- NULL) == SOCKET_ERROR)

- {

- switch (WSAGetLastError ())

- {

- case WSAEWOULDBLOCK:

- case WSAECONNRESET:

- return 0;

- }

-

- return -1;

- }

-

- if (flags & MSG_PARTIAL)

- return -1;

-

- if (address != NULL)

- {

- address -> host = (enet_uint32) sin.sin_addr.s_addr;

- address -> port = ENET_NET_TO_HOST_16 (sin.sin_port);

- }

-

- return (int) recvLength;

-}

-

-int

-enet_socketset_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_uint32 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)

- return -1;

-

- * 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

-