From 4b6473fba4e832ee1d15737bc38779501c349a61 Mon Sep 17 00:00:00 2001 From: Chuck Lever Date: Mon, 6 Aug 2007 11:57:12 -0400 Subject: [PATCH] SUNRPC: add a function to format IPv6 addresses Clone xs_format_ipv4_peer_addresses into an IPv6 version. Signed-off-by: Chuck Lever Cc: Aurelien Charbon Signed-off-by: Trond Myklebust --- net/sunrpc/xprtsock.c | 52 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index 45fac56b40f9..23e5865d984c 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -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; -- 2.20.1