From b750101eb236130cf056c675997decbac904cc49 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 17:35:18 +0200
Subject: Adding upstream version 252.22.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/network/netdev/bareudp.c | 86 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 src/network/netdev/bareudp.c

(limited to 'src/network/netdev/bareudp.c')

diff --git a/src/network/netdev/bareudp.c b/src/network/netdev/bareudp.c
new file mode 100644
index 0000000..24d3afb
--- /dev/null
+++ b/src/network/netdev/bareudp.c
@@ -0,0 +1,86 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later
+ * Copyright © 2020 VMware, Inc. */
+
+#include <netinet/in.h>
+#include <linux/if_arp.h>
+
+#include "bareudp.h"
+#include "netlink-util.h"
+#include "networkd-manager.h"
+#include "string-table.h"
+
+static const char* const bare_udp_protocol_table[_BARE_UDP_PROTOCOL_MAX] = {
+        [BARE_UDP_PROTOCOL_IPV4]    = "ipv4",
+        [BARE_UDP_PROTOCOL_IPV6]    = "ipv6",
+        [BARE_UDP_PROTOCOL_MPLS_UC] = "mpls-uc",
+        [BARE_UDP_PROTOCOL_MPLS_MC] = "mpls-mc",
+};
+
+DEFINE_STRING_TABLE_LOOKUP(bare_udp_protocol, BareUDPProtocol);
+DEFINE_CONFIG_PARSE_ENUM(config_parse_bare_udp_iftype, bare_udp_protocol, BareUDPProtocol,
+                         "Failed to parse EtherType=");
+
+static int netdev_bare_udp_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *m) {
+        BareUDP *u;
+        int r;
+
+        assert(netdev);
+        assert(m);
+
+        u = BAREUDP(netdev);
+
+        assert(u);
+
+        r = sd_netlink_message_append_u16(m, IFLA_BAREUDP_ETHERTYPE, htobe16(u->iftype));
+        if (r < 0)
+                return r;
+
+        r = sd_netlink_message_append_u16(m, IFLA_BAREUDP_PORT, htobe16(u->dest_port));
+        if (r < 0)
+                return r;
+
+        return 0;
+}
+
+static int netdev_bare_udp_verify(NetDev *netdev, const char *filename) {
+        BareUDP *u;
+
+        assert(netdev);
+        assert(filename);
+
+        u = BAREUDP(netdev);
+
+        assert(u);
+
+        if (u->dest_port == 0)
+                return log_netdev_warning_errno(netdev, SYNTHETIC_ERRNO(EINVAL),
+                                                "%s: BareUDP DesinationPort= is not set. Ignoring.", filename);
+
+        if (u->iftype == _BARE_UDP_PROTOCOL_INVALID)
+                return log_netdev_warning_errno(netdev, SYNTHETIC_ERRNO(EINVAL),
+                                                "%s: BareUDP EtherType= is not set. Ignoring.", filename);
+
+        return 0;
+}
+
+static void bare_udp_init(NetDev *netdev) {
+        BareUDP *u;
+
+        assert(netdev);
+
+        u = BAREUDP(netdev);
+
+        assert(u);
+
+        u->iftype = _BARE_UDP_PROTOCOL_INVALID;
+}
+
+const NetDevVTable bare_udp_vtable = {
+        .object_size = sizeof(BareUDP),
+        .sections = NETDEV_COMMON_SECTIONS "BareUDP\0",
+        .init = bare_udp_init,
+        .config_verify = netdev_bare_udp_verify,
+        .fill_message_create = netdev_bare_udp_fill_message_create,
+        .create_type = NETDEV_CREATE_INDEPENDENT,
+        .iftype = ARPHRD_NONE,
+};
-- 
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