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SUNRPC: add a function to format IPv6 addresses

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Clone xs_format_ipv4_peer_addresses into an IPv6 version.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Cc: Aurelien Charbon <aurelien.charbon@ext.bull.net>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Chuck Lever 2007-08-06 11:57:12 -04:00 committed by Trond Myklebust
parent ba10f2c234
commit 4b6473fba4
1 changed files with 52 additions and 0 deletions
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52
net/sunrpc/xprtsock.c
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@ -312,6 +312,58 @@ static void xs_format_ipv4_peer_addresses(struct rpc_xprt *xprt)
xprt->address_strings[RPC_DISPLAY_HEX_PORT] = buf;
}
static void xs_format_ipv6_peer_addresses(struct rpc_xprt *xprt)
{
struct sockaddr_in6 *addr = (struct sockaddr_in6 *) &xprt->addr;
char *buf;
buf = kzalloc(40, GFP_KERNEL);
if (buf) {
snprintf(buf, 40, NIP6_FMT,
NIP6(addr->sin6_addr));
}
xprt->address_strings[RPC_DISPLAY_ADDR] = buf;
buf = kzalloc(8, GFP_KERNEL);
if (buf) {
snprintf(buf, 8, "%u",
ntohs(addr->sin6_port));
}
xprt->address_strings[RPC_DISPLAY_PORT] = buf;
buf = kzalloc(8, GFP_KERNEL);
if (buf) {
if (xprt->prot == IPPROTO_UDP)
snprintf(buf, 8, "udp");
else
snprintf(buf, 8, "tcp");
}
xprt->address_strings[RPC_DISPLAY_PROTO] = buf;
buf = kzalloc(64, GFP_KERNEL);
if (buf) {
snprintf(buf, 64, "addr="NIP6_FMT" port=%u proto=%s",
NIP6(addr->sin6_addr),
ntohs(addr->sin6_port),
xprt->prot == IPPROTO_UDP ? "udp" : "tcp");
}
xprt->address_strings[RPC_DISPLAY_ALL] = buf;
buf = kzalloc(36, GFP_KERNEL);
if (buf) {
snprintf(buf, 36, NIP6_SEQFMT,
NIP6(addr->sin6_addr));
}
xprt->address_strings[RPC_DISPLAY_HEX_ADDR] = buf;
buf = kzalloc(8, GFP_KERNEL);
if (buf) {
snprintf(buf, 8, "%4hx",
ntohs(addr->sin6_port));
}
xprt->address_strings[RPC_DISPLAY_HEX_PORT] = buf;
}
static void xs_free_peer_addresses(struct rpc_xprt *xprt)
{
int i;