sd-network: add new library

This is similar to sd-login, but exposes the state of networkd rather than logind.

Include it in libsystemd-dhcp and rename it to libsystemd-network.

1 files changed, 0 insertions, 109 deletions

diff --git a/src/libsystemd-dhcp/dhcp-network.c b/src/libsystemd-dhcp/dhcp-network.c
deleted file mode 100644
index 934e8bf13e..0000000000
--- a/src/libsystemd-dhcp/dhcp-network.c
+++ /dev/null
@@ -1,109 +0,0 @@
-/***
-  This file is part of systemd.
-
-  Copyright (C) 2013 Intel Corporation. All rights reserved.
-
-  systemd is free software; you can redistribute it and/or modify it
-  under the terms of the GNU Lesser General Public License as published by
-  the Free Software Foundation; either version 2.1 of the License, or
-  (at your option) any later version.
-
-  systemd is distributed in the hope that it will be useful, but
-  WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-  Lesser General Public License for more details.
-
-  You should have received a copy of the GNU Lesser General Public License
-  along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <errno.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <string.h>
-#include <linux/if_packet.h>
-#include <net/ethernet.h>
-#include <stdio.h>
-#include <unistd.h>
-
-#include "socket-util.h"
-
-#include "dhcp-internal.h"
-
-int dhcp_network_bind_raw_socket(int index, union sockaddr_union *link)
-{
-        int s, one = 1;
-
-        assert(index > 0);
-        assert(link);
-
-        s = socket(AF_PACKET, SOCK_DGRAM | SOCK_CLOEXEC | SOCK_NONBLOCK,
-                   htons(ETH_P_IP));
-        if (s < 0)
-                return -errno;
-
-        link->ll.sll_family = AF_PACKET;
-        link->ll.sll_protocol = htons(ETH_P_IP);
-        link->ll.sll_ifindex =  index;
-        link->ll.sll_halen = ETH_ALEN;
-        memset(link->ll.sll_addr, 0xff, ETH_ALEN);
-
-        if (setsockopt (s, SOL_PACKET, PACKET_AUXDATA, &one, sizeof(one)) < 0)
-                return -errno;
-
-        if (bind(s, &link->sa, sizeof(link->ll)) < 0) {
-                close_nointr_nofail(s);
-                return -errno;
-        }
-
-        return s;
-}
-
-int dhcp_network_bind_udp_socket(int index, be32_t address, uint16_t port)
-{
-        int s;
-        union sockaddr_union src = {
-                .in.sin_family = AF_INET,
-                .in.sin_port = htobe16(port),
-                .in.sin_addr.s_addr = address,
-        };
-
-        s = socket(AF_INET, SOCK_DGRAM | SOCK_CLOEXEC | SOCK_NONBLOCK, 0);
-        if (s < 0)
-                return -errno;
-
-        if (bind(s, &src.sa, sizeof(src.in)) < 0) {
-                close_nointr_nofail(s);
-                return -errno;
-        }
-
-        return s;
-}
-
-int dhcp_network_send_raw_socket(int s, const union sockaddr_union *link,
-                                 const void *packet, size_t len)
-{
-        assert(link);
-        assert(packet);
-        assert(len);
-
-        if (sendto(s, packet, len, 0, &link->sa, sizeof(link->ll)) < 0)
-                return -errno;
-
-        return 0;
-}
-
-int dhcp_network_send_udp_socket(int s, be32_t address, uint16_t port,
-                                 const void *packet, size_t len)
-{
-        union sockaddr_union dest = {
-                .in.sin_family = AF_INET,
-                .in.sin_port = htobe16(port),
-                .in.sin_addr.s_addr = address,
-        };
-
-        if (sendto(s, packet, len, 0, &dest.sa, sizeof(dest.in)) < 0)
-                return -errno;
-
-        return 0;
-}