[PATCH 07/08] [TIPC]: Removal of obsolete message header option code

[Stephens, Allan]

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: Allan Stephens <[EMAIL PROTECTED]>
---
 include/net/tipc/tipc_port.h |    7 -------
 net/tipc/core.c              |    1 -
 net/tipc/msg.h               |   23 -----------------------
 net/tipc/port.c              |    7 -------
 4 files changed, 0 insertions(+), 38 deletions(-)

diff --git a/include/net/tipc/tipc_port.h b/include/net/tipc/tipc_port.h
index cfc4ba4..c9b36b7 100644
--- a/include/net/tipc/tipc_port.h
+++ b/include/net/tipc/tipc_port.h
@@ -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);
diff --git a/net/tipc/core.c b/net/tipc/core.c
index 9b9429e..99ddb8e 100644
--- a/net/tipc/core.c
+++ b/net/tipc/core.c
@@ -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);
diff --git a/net/tipc/msg.h b/net/tipc/msg.h
index 3f03739..4bcf4c9 100644
--- a/net/tipc/msg.h
+++ b/net/tipc/msg.h
@@ -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
diff --git a/net/tipc/port.c b/net/tipc/port.c
index 25b6967..c4ea00f 100644
--- a/net/tipc/port.c
+++ b/net/tipc/port.c
@@ -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);
-- 
1.5.3.2
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