New wrapper header targeted specifically at socket-related RTL functions/types.

Will replace sbbsinet.h at some point.

src/sbbs3/sockwrap.h

+/* sockwrap.h */
+
+/* Berkley/WinSock socket API wrappers */
+
+/* $Id$ */
+
+/****************************************************************************
+ * @format.tab-size 4		(Plain Text/Source Code File Header)			*
+ * @format.use-tabs true	(see http://www.synchro.net/ptsc_hdr.html)		*
+ *																			*
+ * Copyright 2000 Rob Swindell - http://www.synchro.net/copyright.html		*
+ *																			*
+ * This program is free software; you can redistribute it and/or			*
+ * modify it under the terms of the GNU General Public License				*
+ * as published by the Free Software Foundation; either version 2			*
+ * of the License, or (at your option) any later version.					*
+ * See the GNU General Public License for more details: gpl.txt or			*
+ * http://www.fsf.org/copyleft/gpl.html										*
+ *																			*
+ * Anonymous FTP access to the most recent released source is available at	*
+ * ftp://vert.synchro.net, ftp://cvs.synchro.net and ftp://ftp.synchro.net	*
+ *																			*
+ * Anonymous CVS access to the development source and modification history	*
+ * is available at cvs.synchro.net:/cvsroot/sbbs, example:					*
+ * cvs -d :pserver:anonymous@cvs.synchro.net:/cvsroot/sbbs login			*
+ *     (just hit return, no password is necessary)							*
+ * cvs -d :pserver:anonymous@cvs.synchro.net:/cvsroot/sbbs checkout src		*
+ *																			*
+ * For Synchronet coding style and modification guidelines, see				*
+ * http://www.synchro.net/source.html										*
+ *																			*
+ * You are encouraged to submit any modifications (preferably in Unix diff	*
+ * format) via e-mail to mods@synchro.net									*
+ *																			*
+ * Note: If this box doesn't appear square, then you need to fix your tabs.	*
+ ****************************************************************************/
+
+#ifndef _SOCKWRAP_H
+#define _SOCKWRAP_H
+
+/***************/
+/* OS-specific */
+/***************/
+#if defined _WIN32	|| defined __OS2__	/* Use WinSock */
+
+#include <winsock.h>	/* socket/bind/etc. */
+
+/* Let's agree on a standard WinSock symbol here, people */
+#ifndef _WINSOCKAPI_
+#define _WINSOCKAPI_	
+#endif
+
+#elif defined __unix__	/* Unix-variant */
+
+#include <netdb.h>		/* gethostbyname */
+#include <sys/types.h>  /* For u_int32_t on FreeBSD */
+#include <netinet/in.h>	/* IPPROTO_IP */
+#include <sys/socket.h>	/* socket/bind/etc. */
+#include <sys/ioctl.h>	/* FIONBIO */
+#include <sys/time.h>	/* struct timeval */
+#include <arpa/inet.h>	/* inet_ntoa */
+#include <unistd.h>		/* close */
+
+#endif
+
+#include <errno.h>		/* errno */
+
+/**********************************/
+/* Socket Implementation-specific */
+/**********************************/
+#ifdef _WINSOCKAPI_
+
+#undef  EINTR
+#define EINTR			(WSAEINTR-WSABASEERR)
+#undef  ENOTSOCK
+#define ENOTSOCK		(WSAENOTSOCK-WSABASEERR)
+#undef  EWOULDBLOCK
+#define EWOULDBLOCK		(WSAEWOULDBLOCK-WSABASEERR)
+#undef  ECONNRESET
+#define ECONNRESET		(WSAECONNRESET-WSABASEERR)
+#undef  ESHUTDOWN
+#define ESHUTDOWN		(WSAESHUTDOWN-WSABASEERR)
+#undef  ECONNABORTED
+#define ECONNABORTED	(WSAECONNABORTED-WSABASEERR)
+
+#define s_addr			S_un.S_addr
+
+#define socklen_t		int
+
+static  wsa_error;
+#define ERROR_VALUE		((wsa_error=WSAGetLastError())>0 ? wsa_error-WSABASEERR : wsa_error)
+#define sendsocket(s,b,l)	send(s,b,l,0)
+
+#else	/* BSD sockets */
+
+/* WinSock-isms */
+#define HOSTENT			struct hostent
+#define SOCKADDR_IN		struct sockaddr_in
+#define LINGER			struct linger
+#define SOCKET			int
+#define SOCKET_ERROR	-1
+#define INVALID_SOCKET  (SOCKET)(~0)
+#define closesocket		close
+#define ioctlsocket		ioctl
+#define ERROR_VALUE		errno
+#define sendsocket		write		// FreeBSD send() is broken
+
+#endif	/* __unix__ */
+
+#ifndef SHUT_RDWR
+#define SHUT_RDWR		2	/* for shutdown() */
+#endif
+
+#ifndef IPPORT_FTP
+#define IPPORT_FTP		21
+#endif
+#ifndef IPPORT_TELNET
+#define IPPORT_TELNET	23
+#endif
+#ifndef IPPORT_SMTP
+#define IPPORT_SMTP		25
+#endif
+#ifndef IPPORT_POP3
+#define IPPORT_POP3		110
+#endif
+
+#endif	/* Don't add anything after this line */