提交 d76a436d 编写于 作者: E Erik Hugne 提交者: David S. Miller

tipc: make media address offset a common define

With the exception of infiniband media which does not use media
offsets, the media address is always located at offset 4 in the
media info field as defined by the protocol, so we move the
definition to the generic bearer.h
Signed-off-by: NErik Hugne <erik.hugne@ericsson.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 91e2eb56
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......@@ -52,6 +52,7 @@
*/
#define TIPC_MEDIA_INFO_SIZE 32
#define TIPC_MEDIA_TYPE_OFFSET 3
#define TIPC_MEDIA_ADDR_OFFSET 4
/*
* Identifiers of supported TIPC media types
......
......@@ -37,8 +37,6 @@
#include "core.h"
#include "bearer.h"
#define ETH_ADDR_OFFSET 4 /* MAC addr position inside address field */
/* Convert Ethernet address (media address format) to string */
static int tipc_eth_addr2str(struct tipc_media_addr *addr,
char *strbuf, int bufsz)
......@@ -55,7 +53,7 @@ static int tipc_eth_addr2msg(char *msg, struct tipc_media_addr *addr)
{
memset(msg, 0, TIPC_MEDIA_INFO_SIZE);
msg[TIPC_MEDIA_TYPE_OFFSET] = TIPC_MEDIA_TYPE_ETH;
memcpy(msg + ETH_ADDR_OFFSET, addr->value, ETH_ALEN);
memcpy(msg + TIPC_MEDIA_ADDR_OFFSET, addr->value, ETH_ALEN);
return 0;
}
......@@ -79,7 +77,7 @@ static int tipc_eth_msg2addr(struct tipc_bearer *b,
char *msg)
{
/* Skip past preamble: */
msg += ETH_ADDR_OFFSET;
msg += TIPC_MEDIA_ADDR_OFFSET;
return tipc_eth_raw2addr(b, addr, msg);
}
......
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