From 756805e7a76bcd2aae07fe31786fe453375e60b1 Mon Sep 17 00:00:00 2001 From: Chuck Lever Date: Thu, 16 Aug 2007 16:03:26 -0400 Subject: [PATCH] SUNRPC: Add support for formatted universal addresses "Universal addresses" are a string representation of an IP address and port. They are described fully in RFC 3530, section 2.2. Add support for generating them in the RPC client's socket transport module. Signed-off-by: Chuck Lever --- include/linux/sunrpc/xprt.h | 1 + net/sunrpc/xprtsock.c | 18 ++++++++++++++++++ 2 files changed, 19 insertions(+) diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h index 4596c26f97aa..902a9c0a2d9a 100644 --- a/include/linux/sunrpc/xprt.h +++ b/include/linux/sunrpc/xprt.h @@ -55,6 +55,7 @@ enum rpc_display_format_t { RPC_DISPLAY_ALL, RPC_DISPLAY_HEX_ADDR, RPC_DISPLAY_HEX_PORT, + RPC_DISPLAY_UNIVERSAL_ADDR, RPC_DISPLAY_MAX, }; diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index 01121a4f0851..7a154e4b70f5 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -328,6 +328,15 @@ static void xs_format_ipv4_peer_addresses(struct rpc_xprt *xprt) ntohs(addr->sin_port)); } xprt->address_strings[RPC_DISPLAY_HEX_PORT] = buf; + + buf = kzalloc(30, GFP_KERNEL); + if (buf) { + snprintf(buf, 30, NIPQUAD_FMT".%u.%u", + NIPQUAD(addr->sin_addr.s_addr), + ntohs(addr->sin_port) >> 8, + ntohs(addr->sin_port) & 0xff); + } + xprt->address_strings[RPC_DISPLAY_UNIVERSAL_ADDR] = buf; } static void xs_format_ipv6_peer_addresses(struct rpc_xprt *xprt) @@ -380,6 +389,15 @@ static void xs_format_ipv6_peer_addresses(struct rpc_xprt *xprt) ntohs(addr->sin6_port)); } xprt->address_strings[RPC_DISPLAY_HEX_PORT] = buf; + + buf = kzalloc(50, GFP_KERNEL); + if (buf) { + snprintf(buf, 50, NIP6_FMT".%u.%u", + NIP6(addr->sin6_addr), + ntohs(addr->sin6_port) >> 8, + ntohs(addr->sin6_port) & 0xff); + } + xprt->address_strings[RPC_DISPLAY_UNIVERSAL_ADDR] = buf; } static void xs_free_peer_addresses(struct rpc_xprt *xprt) -- 2.20.1