Remove src/libsystemd-network

[elogind.git] / src / libsystemd-network / dhcp-identifier.c

diff --git a/src/libsystemd-network/dhcp-identifier.c b/src/libsystemd-network/dhcp-identifier.c
deleted file mode 100644 (file)
index f7a1492..0000000
--- a/src/libsystemd-network/dhcp-identifier.c
+++ /dev/null
@@ -1,98 +0,0 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-/***
-  This file is part of systemd.
-
-  Copyright (C) 2015 Tom Gundersen <teg@jklmen>
-
-  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 "sd-id128.h"
-#include "libudev.h"
-#include "udev-util.h"
-
-#include "virt.h"
-#include "sparse-endian.h"
-#include "siphash24.h"
-
-#include "dhcp6-protocol.h"
-#include "dhcp-identifier.h"
-#include "network-internal.h"
-
-#define SYSTEMD_PEN 43793
-#define HASH_KEY SD_ID128_MAKE(80,11,8c,c2,fe,4a,03,ee,3e,d6,0c,6f,36,39,14,09)
-
-int dhcp_identifier_set_duid_en(struct duid *duid, size_t *len) {
-        sd_id128_t machine_id;
-        int r;
-
-        assert(duid);
-        assert(len);
-
-        r = sd_id128_get_machine(&machine_id);
-        if (r < 0)
-                return r;
-
-        duid->type = htobe16(DHCP6_DUID_EN);
-        duid->en.pen = htobe32(SYSTEMD_PEN);
-        *len = sizeof(duid->type) + sizeof(duid->en);
-
-        /* a bit of snake-oil perhaps, but no need to expose the machine-id
-           directly */
-        siphash24(duid->en.id, &machine_id, sizeof(machine_id), HASH_KEY.bytes);
-
-        return 0;
-}
-
-
-int dhcp_identifier_set_iaid(int ifindex, uint8_t *mac, size_t mac_len, uint32_t *_id) {
-        /* name is a pointer to memory in the udev_device struct, so must
-           have the same scope */
-        _cleanup_udev_device_unref_ struct udev_device *device = NULL;
-        const char *name = NULL;
-        uint64_t id;
-
-        if (detect_container(NULL) <= 0) {
-                /* not in a container, udev will be around */
-                _cleanup_udev_unref_ struct udev *udev;
-                char ifindex_str[2 + DECIMAL_STR_MAX(int)];
-
-                udev = udev_new();
-                if (!udev)
-                        return -ENOMEM;
-
-                sprintf(ifindex_str, "n%d", ifindex);
-                device = udev_device_new_from_device_id(udev, ifindex_str);
-                if (device) {
-                        if (udev_device_get_is_initialized(device) <= 0)
-                                /* not yet ready */
-                                return -EBUSY;
-
-                        name = net_get_name(device);
-                }
-        }
-
-        if (name)
-                siphash24((uint8_t*)&id, name, strlen(name), HASH_KEY.bytes);
-        else
-                /* fall back to MAC address if no predictable name available */
-                siphash24((uint8_t*)&id, mac, mac_len, HASH_KEY.bytes);
-
-        /* fold into 32 bits */
-        *_id = (id & 0xffffffff) ^ (id >> 32);
-
-        return 0;
-}