From: Tim Kourt <tim.a.kourt@linux.intel.com>
To: iwd@lists.01.org
Subject: [PATCH v2 12/14] rtnlutil: Add IPv6 default route helper
Date: Fri, 27 Sep 2019 17:12:31 -0700 [thread overview]
Message-ID: <20190928001233.19217-12-tim.a.kourt@linux.intel.com> (raw)
In-Reply-To: <20190928001233.19217-1-tim.a.kourt@linux.intel.com>
[-- Attachment #1: Type: text/plain, Size: 2565 bytes --]
---
src/rtnlutil.c | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++++
src/rtnlutil.h | 7 +++++++
2 files changed, 60 insertions(+)
diff --git a/src/rtnlutil.c b/src/rtnlutil.c
index cca83a40..4090d311 100644
--- a/src/rtnlutil.c
+++ b/src/rtnlutil.c
@@ -532,3 +532,56 @@ uint32_t rtnl_ifaddr_ipv6_delete(struct l_netlink *rtnl, int ifindex,
return rtnl_ifaddr_ipv6_change(rtnl, RTM_DELADDR, ifindex, prefix_len,
ip, cb, user_data, destroy);
}
+
+uint32_t rtnl_route_ipv6_add_gateway(struct l_netlink *rtnl, int ifindex,
+ const char *gateway,
+ uint32_t priority_offset,
+ uint8_t proto,
+ l_netlink_command_func_t cb,
+ void *user_data,
+ l_netlink_destroy_func_t destroy)
+{
+ L_AUTO_FREE_VAR(struct rtmsg *, rtmmsg) = NULL;
+ struct in6_addr in6_addr;
+ size_t bufsize;
+ void *rta_buf;
+ uint16_t flags;
+
+ if (!gateway)
+ return 0;
+
+ bufsize = NLMSG_ALIGN(sizeof(struct rtmsg)) +
+ RTA_SPACE(sizeof(uint32_t)) +
+ (priority_offset ? RTA_SPACE(sizeof(uint32_t)) : 0) +
+ (gateway ? RTA_SPACE(sizeof(struct in6_addr)) : 0);
+
+ rtmmsg = l_malloc(bufsize);
+ memset(rtmmsg, 0, bufsize);
+
+ rtmmsg->rtm_family = AF_INET6;
+ rtmmsg->rtm_table = RT_TABLE_MAIN;
+ rtmmsg->rtm_protocol = proto;
+ rtmmsg->rtm_type = RTN_UNICAST;
+ rtmmsg->rtm_scope = RT_SCOPE_UNIVERSE;
+
+ flags = NLM_F_CREATE | NLM_F_REPLACE;
+
+ rta_buf = (void *) rtmmsg + NLMSG_ALIGN(sizeof(struct rtmsg));
+ rta_buf += rta_add_u32(rta_buf, RTA_OIF, ifindex);
+
+ if (priority_offset)
+ rta_buf += rta_add_u32(rta_buf, RTA_PRIORITY,
+ priority_offset + ifindex);
+
+ if (gateway) {
+ if (inet_pton(AF_INET6, gateway, &in6_addr) < 1)
+ return 0;
+
+ rta_buf += rta_add_data(rta_buf, RTA_GATEWAY, &in6_addr,
+ sizeof(struct in6_addr));
+ }
+
+ return l_netlink_send(rtnl, RTM_NEWROUTE, flags, rtmmsg,
+ rta_buf - (void *) rtmmsg, cb, user_data,
+ destroy);
+}
diff --git a/src/rtnlutil.h b/src/rtnlutil.h
index 5a901234..6689e16e 100644
--- a/src/rtnlutil.h
+++ b/src/rtnlutil.h
@@ -83,3 +83,10 @@ uint32_t rtnl_ifaddr_ipv6_delete(struct l_netlink *rtnl, int ifindex,
l_netlink_command_func_t cb,
void *user_data,
l_netlink_destroy_func_t destroy);
+uint32_t rtnl_route_ipv6_add_gateway(struct l_netlink *rtnl, int ifindex,
+ const char *gateway,
+ uint32_t priority_offset,
+ uint8_t proto,
+ l_netlink_command_func_t cb,
+ void *user_data,
+ l_netlink_destroy_func_t destroy);
--
2.13.6
next prev parent reply other threads:[~2019-09-28 0:12 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-28 0:12 [PATCH v2 01/14] netconfig: Rename netconfig destructor Tim Kourt
2019-09-28 0:12 ` [PATCH v2 02/14] netconfig: Change public API Tim Kourt
2019-09-28 0:12 ` [PATCH v2 03/14] netconfig: Decouple from station state Tim Kourt
2019-09-28 0:12 ` [PATCH v2 04/14] station: netconfig devices based on " Tim Kourt
2019-09-28 0:12 ` [PATCH v2 05/14] netconfig: Switch to internal active network settings Tim Kourt
2019-09-28 0:12 ` [PATCH v2 06/14] rtnlutil: Add parser for IPv6 RTNL packet Tim Kourt
2019-09-28 0:12 ` [PATCH v2 07/14] netconfig: Subscribe for IPv6 address changes Tim Kourt
2019-09-28 0:12 ` [PATCH v2 08/14] rtnlutil: Add IPv6 address dump Tim Kourt
2019-09-28 0:12 ` [PATCH v2 09/14] netconfig: Request all known IPv6 addresses Tim Kourt
2019-09-28 0:12 ` [PATCH v2 10/14] rtnlutil: Add IPv6 address change helpers Tim Kourt
2019-09-28 0:12 ` [PATCH v2 11/14] netconfig: Add IPv6 static address installation/removal Tim Kourt
2019-09-28 0:12 ` Tim Kourt [this message]
2019-09-28 0:12 ` [PATCH v2 13/14] netconfig: Install IPv6 default route Tim Kourt
2019-09-28 0:12 ` [PATCH v2 14/14] netconfig: Install IPv6 DNS Tim Kourt
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