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Commit 8c869655 authored by Allan Stephens's avatar Allan Stephens Committed by David S. Miller
Browse files

[TIPC]: Removal of message header option code 



This patch removes code associated with optional, user-specified
fields of the TIPC message header.  Such fields were never
utilized by TIPC, and have now been removed from the protocol
specification.

Signed-off-by: default avatarAllan Stephens <allan.stephens@windriver.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f59d4389

include/net/tipc/tipc_port.h

+0 −7
Original line number Diff line number Diff line
@@ -86,13 +86,6 @@ u32 tipc_createport_raw(void *usr_handle, 
			void (*wakeup)(struct tipc_port *),

			const u32 importance);



/*

 * tipc_set_msg_option(): port must be locked.

 */

int tipc_set_msg_option(struct tipc_port *tp_ptr,

			const char *opt,

			const u32 len);



int tipc_reject_msg(struct sk_buff *buf, u32 err);



int tipc_send_buf_fast(struct sk_buff *buf, u32 destnode);

net/tipc/core.c

+0 −1
Original line number Diff line number Diff line
@@ -277,7 +277,6 @@ EXPORT_SYMBOL(tipc_register_media); 
/* TIPC API for external APIs (see tipc_port.h) */



EXPORT_SYMBOL(tipc_createport_raw);

EXPORT_SYMBOL(tipc_set_msg_option);

EXPORT_SYMBOL(tipc_reject_msg);

EXPORT_SYMBOL(tipc_send_buf_fast);

EXPORT_SYMBOL(tipc_acknowledge);

net/tipc/msg.h

+0 −23
Original line number Diff line number Diff line
@@ -190,18 +190,6 @@ static inline void msg_set_lookup_scope(struct tipc_msg *m, u32 n) 
	msg_set_bits(m, 1, 19, 0x3, n);

}



static inline void msg_set_options(struct tipc_msg *m, const char *opt, u32 sz)

{

	u32 hsz = msg_hdr_sz(m);

	char *to = (char *)&m->hdr[hsz/4];



	if ((hsz < DIR_MSG_H_SIZE) || ((hsz + sz) > MAX_H_SIZE))

		return;

	msg_set_bits(m, 1, 16, 0x7, (hsz - 28)/4);

	msg_set_hdr_sz(m, hsz + sz);

	memcpy(to, opt, sz);

}



static inline u32 msg_bcast_ack(struct tipc_msg *m)

{

	return msg_bits(m, 1, 0, 0xffff);
@@ -330,17 +318,6 @@ static inline struct tipc_msg *msg_get_wrapped(struct tipc_msg *m) 
	return (struct tipc_msg *)msg_data(m);

}



static inline void msg_expand(struct tipc_msg *m, u32 destnode)

{

	if (!msg_short(m))

		return;

	msg_set_hdr_sz(m, LONG_H_SIZE);

	msg_set_orignode(m, msg_prevnode(m));

	msg_set_destnode(m, destnode);

	memset(&m->hdr[8], 0, 12);

}







/*

		TIPC internal message header format, version 2

net/tipc/port.c

+0 −7
Original line number Diff line number Diff line
@@ -413,13 +413,6 @@ static struct sk_buff *port_build_proto_msg(u32 destport, u32 destnode, 
	return buf;

}



int tipc_set_msg_option(struct tipc_port *tp_ptr, const char *opt, const u32 sz)

{

	msg_expand(&tp_ptr->phdr, msg_destnode(&tp_ptr->phdr));

	msg_set_options(&tp_ptr->phdr, opt, sz);

	return TIPC_OK;

}



int tipc_reject_msg(struct sk_buff *buf, u32 err)

{

	struct tipc_msg *msg = buf_msg(buf);