netdev - [PATCH iproute2-next 03/11] libnetlink: Convert GETADDRLABEL dumps to use rtnl_addrlbldump

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Message-Id: <20180929175931.18448-4-dsahern@kernel.org>
Date:   Sat, 29 Sep 2018 10:59:23 -0700
From:   David Ahern <dsahern@...nel.org>
To:     netdev@...r.kernel.org
Cc:     stephen@...workplumber.org, christian@...uner.io,
        David Ahern <dsahern@...il.com>
Subject: [PATCH iproute2-next 03/11] libnetlink: Convert GETADDRLABEL dumps to use rtnl_addrlbldump_req

From: David Ahern <dsahern@...il.com>

Add rtnl_addrlbldump_req for address label dumps using the proper
ifaddrlblmsg as the header. Convert existing RTM_GETADDRALBEL dumps
to use it.

Signed-off-by: David Ahern <dsahern@...il.com>
---
 include/libnetlink.h |  2 ++
 ip/ipaddrlabel.c     |  4 ++--
 lib/libnetlink.c     | 17 +++++++++++++++++
 3 files changed, 21 insertions(+), 2 deletions(-)

diff --git a/include/libnetlink.h b/include/libnetlink.h
index a60af316b505..bacaec8216f7 100644
--- a/include/libnetlink.h
+++ b/include/libnetlink.h
@@ -49,6 +49,8 @@ void rtnl_close(struct rtnl_handle *rth);
 
 int rtnl_addrdump_req(struct rtnl_handle *rth, int family)
 	__attribute__((warn_unused_result));
+int rtnl_addrlbldump_req(struct rtnl_handle *rth, int family)
+	__attribute__((warn_unused_result));
 int rtnl_routedump_req(struct rtnl_handle *rth, int family)
 	__attribute__((warn_unused_result));
 
diff --git a/ip/ipaddrlabel.c b/ip/ipaddrlabel.c
index 2f79c56dcead..845fe4c5db27 100644
--- a/ip/ipaddrlabel.c
+++ b/ip/ipaddrlabel.c
@@ -118,7 +118,7 @@ static int ipaddrlabel_list(int argc, char **argv)
 		return -1;
 	}
 
-	if (rtnl_wilddump_request(&rth, af, RTM_GETADDRLABEL) < 0) {
+	if (rtnl_addrlbldump_req(&rth, af) < 0) {
 		perror("Cannot send dump request");
 		return 1;
 	}
@@ -237,7 +237,7 @@ static int ipaddrlabel_flush(int argc, char **argv)
 		return -1;
 	}
 
-	if (rtnl_wilddump_request(&rth, af, RTM_GETADDRLABEL) < 0) {
+	if (rtnl_addrlbldump_req(&rth, af) < 0) {
 		perror("Cannot send dump request");
 		return -1;
 	}
diff --git a/lib/libnetlink.c b/lib/libnetlink.c
index fda5309ce44d..fb5f1714c2d8 100644
--- a/lib/libnetlink.c
+++ b/lib/libnetlink.c
@@ -22,6 +22,7 @@
 #include <errno.h>
 #include <time.h>
 #include <sys/uio.h>
+#include <linux/if_addrlabel.h>
 
 #include "libnetlink.h"
 
@@ -215,6 +216,22 @@ int rtnl_addrdump_req(struct rtnl_handle *rth, int family)
 	return send(rth->fd, &req, sizeof(req), 0);
 }
 
+int rtnl_addrlbldump_req(struct rtnl_handle *rth, int family)
+{
+	struct {
+		struct nlmsghdr nlh;
+		struct ifaddrlblmsg ifal;
+	} req = {
+		.nlh.nlmsg_len = sizeof(req),
+		.nlh.nlmsg_type = RTM_GETADDRLABEL,
+		.nlh.nlmsg_flags = NLM_F_DUMP | NLM_F_REQUEST,
+		.nlh.nlmsg_seq = rth->dump = ++rth->seq,
+		.ifal.ifal_family = family,
+	};
+
+	return send(rth->fd, &req, sizeof(req), 0);
+}
+
 int rtnl_routedump_req(struct rtnl_handle *rth, int family)
 {
 	struct {
-- 
2.11.0