Added socket helper functions.

2007-02-08 00:19:40 +00:00
parent 62d7e22ac2
commit ad02d4572f
7 changed files with 300 additions and 0 deletions
@@ -0,0 +1,60 @@
+/***************************************************************************
+ *   Copyright (C) 2007 by Lothar May                                      *
+ *                                                                         *
+ *   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.                                   *
+ *                                                                         *
+ *   This program is distributed in the hope that it will be useful,       *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program; if not, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ ***************************************************************************/
+/* Socket helper defines and functions. */
+#ifndef _SOCKET_HELPER_H_
+#define _SOCKET_HELPER_H_
+
+#include "genericsocket.h"
+
+#ifndef bzero
+	#include <cstring>
+	#define	bzero(_ptr, _n)		std::memset(_ptr, 0, _n)
+#endif
+
+#ifdef _WIN32
+#define CLOSESOCKET				closesocket
+#else
+#define SOCKET					int
+#define SOCKET_ERROR			-1
+#define INVALID_SOCKET			-1
+#define CLOSESOCKET				close
+#endif
+
+#define IS_VALID_SOCKET(_s)		((_s) != INVALID_SOCKET)
+#define IS_VALID_CONNECT(_c)	((_c) == 0)
+#define IS_VALID_RECV(_r)		((_r) != SOCKET_ERROR)
+#define IS_VALID_SEND(_s)		((_s) != SOCKET_ERROR)
+#define IS_VALID_BIND(_b)		((_b) != SOCKET_ERROR)
+
+// All char *s are assumed to be UTF-8.
+
+/**
+ * Convert an address string to a numeric address.
+ * str is assumed to be UTF-8 encoded.
+ */
+bool socket_string_to_addr(const char *str, int addrFamily, struct sockaddr *addr, int addrLen);
+
+/**
+ * Resolve a name to a numeric address.
+ * str is assumed to be UTF-8 encoded.
+ */
+bool socket_resolve(const char *str, int addrFamily, int sockType, int protocol, struct sockaddr *addr, int addrLen);
+
+#endif
+