- host_t for storing host address

1 files changed, 130 insertions, 0 deletions

diff --git a/Source/charon/utils/host.c b/Source/charon/utils/host.c
new file mode 100644
index 000000000..d56ff2b95
--- /dev/null
+++ b/Source/charon/utils/host.c
@@ -0,0 +1,130 @@
+/**
+ * @file host.c
+ * 
+ * @brief host object, identifies a host and defines some useful functions on it.
+ * 
+ */
+
+/*
+ * Copyright (C) 2005 Jan Hutter, Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * 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 <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * 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.
+ */
+
+
+
+#include "host.h"
+
+#include "allocator.h"
+
+/**
+ * @brief The logger object.
+ */
+typedef struct private_host_s private_host_t;
+struct private_host_s { 	
+	/**
+	 * Public data
+	 */
+	host_t public;
+	
+	/**
+	 * Address family to use, such as AF_INET or AF_INET6
+	 */
+	int family;
+	
+	/**
+	 * low-lewel structure, wich stores the address
+	 */
+	sockaddr_t address;
+	
+	/**
+	 * length of address structure
+	 */
+	socklen_t socklen;
+};
+
+
+
+sockaddr_t  *get_sockaddr(private_host_t *this)
+{
+	return &(this->address);
+}
+
+socklen_t *get_sockaddr_len(private_host_t *this)
+{
+	return &(this->socklen);
+}
+
+/**
+ * Implements host_t-function destroy.
+ * @see host_t.destroy.
+ */
+static status_t destroy(private_host_t *this)
+{
+	allocator_free(this);
+	return SUCCESS;
+}
+
+/**
+ * Implements host_t-function clone.
+ * @see host_t.clone.
+ */
+static status_t clone(private_host_t *this, host_t **other)
+{
+	private_host_t *new = allocator_alloc_thing(private_host_t);
+	
+	if (new == NULL)
+	{
+		return OUT_OF_RES;	
+	}	
+		
+	memcpy(new, this, sizeof(private_host_t));
+	*other = (host_t*)new;
+	
+	return SUCCESS;
+}
+
+
+/*
+ * see header
+ */
+host_t *host_create(int family, char *address, u_int16_t port)
+{
+	private_host_t *this = allocator_alloc_thing(private_host_t);
+	if (this == NULL)
+	{
+		return NULL;	
+	}
+	
+	this->public.get_sockaddr = (sockaddr_t* (*) (host_t*))get_sockaddr;
+	this->public.get_sockaddr_len = (socklen_t*(*) (host_t*))get_sockaddr_len;
+	this->public.clone = (status_t (*) (host_t*, host_t**))clone;
+	this->public.destroy = (status_t (*) (host_t*))destroy;
+	
+	this->family = family;
+
+	switch (family)
+	{
+		/* IPv4 */
+		case AF_INET:
+		{
+			struct sockaddr_in *sin = (struct sockaddr_in*)&(this->address);
+			sin->sin_family = AF_INET;
+			sin->sin_addr.s_addr = inet_addr(address);
+			sin->sin_port = htons(port);
+			this->socklen = sizeof(struct sockaddr_in);
+			return (host_t*)this;
+		}
+	}
+	allocator_free(this);
+	return NULL;
+}