diff options
Diffstat (limited to 'modules/enet/unix.c')
| -rw-r--r-- | modules/enet/unix.c | 616 |
1 files changed, 0 insertions, 616 deletions
diff --git a/modules/enet/unix.c b/modules/enet/unix.c deleted file mode 100644 index 3138cc04b6..0000000000 --- a/modules/enet/unix.c +++ /dev/null @@ -1,616 +0,0 @@ -/** - @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 - |