Import of Linux 2.2.12 subset (ipv4 stack and related)

1 files changed, 82 insertions, 0 deletions

diff --git a/pfinet/linux-src/include/net/protocol.h b/pfinet/linux-src/include/net/protocol.h
new file mode 100644
index 00000000..f6e947b1
--- /dev/null
+++ b/pfinet/linux-src/include/net/protocol.h
@@ -0,0 +1,82 @@
+/*
+ * INET		An implementation of the TCP/IP protocol suite for the LINUX
+ *		operating system.  INET is implemented using the  BSD Socket
+ *		interface as the means of communication with the user level.
+ *
+ *		Definitions for the protocol dispatcher.
+ *
+ * Version:	@(#)protocol.h	1.0.2	05/07/93
+ *
+ * Author:	Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
+ *
+ *		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.
+ *
+ *	Changes:
+ *		Alan Cox	:	Added a name field and a frag handler
+ *					field for later.
+ *		Alan Cox	:	Cleaned up, and sorted types.
+ *		Pedro Roque	:	inet6 protocols
+ */
+ 
+#ifndef _PROTOCOL_H
+#define _PROTOCOL_H
+
+#include <linux/config.h>
+#include <linux/in6.h>
+#if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
+#include <linux/ipv6.h>
+#endif
+
+#define MAX_INET_PROTOS	32		/* Must be a power of 2		*/
+
+
+/* This is used to register protocols. */
+struct inet_protocol 
+{
+	int			(*handler)(struct sk_buff *skb, unsigned short len);
+	void			(*err_handler)(struct sk_buff *skb, unsigned char *dp, int len);
+	struct inet_protocol	*next;
+	unsigned char		protocol;
+	unsigned char		copy:1;
+	void			*data;
+	const char		*name;
+};
+
+#if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
+struct inet6_protocol 
+{
+	int	(*handler)(struct sk_buff *skb,
+			unsigned long len);
+
+	void	(*err_handler)(struct sk_buff *skb, struct ipv6hdr *hdr,
+			       struct inet6_skb_parm *opt,
+			       int type, int code, unsigned char *buff,
+			       __u32 info);
+	struct inet6_protocol *next;
+	unsigned char	protocol;
+	unsigned char	copy:1;
+	void		*data;
+	const char	*name;
+};
+#endif
+
+extern struct inet_protocol *inet_protocol_base;
+extern struct inet_protocol *inet_protos[MAX_INET_PROTOS];
+
+#if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
+extern struct inet6_protocol *inet6_protocol_base;
+extern struct inet6_protocol *inet6_protos[MAX_INET_PROTOS];
+#endif
+
+extern void	inet_add_protocol(struct inet_protocol *prot);
+extern int	inet_del_protocol(struct inet_protocol *prot);
+
+#if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
+extern void	inet6_add_protocol(struct inet6_protocol *prot);
+extern int	inet6_del_protocol(struct inet6_protocol *prot);
+#endif
+
+#endif	/* _PROTOCOL_H */