1 /*
2  * Copyright (C) 2021 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef OHOS_DHCP_DEFINE_H
17 #define OHOS_DHCP_DEFINE_H
18 
19 #define DHCP_LEASE_TIME 21600
20 #define DHCP_RENEWAL_TIME 10800
21 #define DHCP_REBINDING_TIME 17280
22 #define DHCP_DEFAULT_TIMEOUT 30
23 #define DHCP_ADDRESS_LENGTH 4
24 #define DHCP_HWADDR_LENGTH 16
25 #define DHCP_HOST_NAME_LENGTH 64
26 #define DHCP_BOOT_FILE_LENGTH 128
27 #define DHCP_LEASE_FILE_LENGTH 256
28 #define DHCP_FILE_LINE_LENGTH 1024
29 #define DHCP_REFRESH_LEASE_FILE_INTERVAL 120
30 #define DHCP_MESSAGE_FLAG_LENGTH 8
31 #define DHCP_MAX_PATH_LENGTH 256
32 #define DHCP_ONE_BYTE_BITS 8
33 
34 #define DHCP_ROOT "/data/service/el1/public/dhcp/"
35 
36 #define DHCPD_CONFIG_FILE DHCP_ROOT"etc/dhcpd.conf"
37 #define DHCPD_EXT_CONFIG_PATH DHCP_ROOT"etc/dhcpd.d"
38 #define DHCPD_LEASE_FILE DHCP_ROOT"dhcpd_lease.lease"
39 #define DHCPD_PID_FILE DHCP_ROOT"dhcpd.pid"
40 
41 #define DHCPD_VERSION "0.0.1"
42 
43 #define DHCP_SERVER_PORT 67
44 #define DHCP_CLIENT_PORT 68
45 
46 #define DHCP_OPTIONS_SIZE   312
47 #define IFACE_NAME_SIZE     50
48 #define PID_MAX_LEN         16
49 
50 #define DHCP_RENEWAL_MULTIPLE 0.5
51 #define DHCP_REBIND_MULTIPLE 0.875
52 
53 #define DHCP_TRUE 1
54 #define DHCP_FALSE 0
55 enum DhcpNumber {
56     NUM_ZERO = 0,
57     NUM_ONE,
58     NUM_TWO,
59     NUM_THREE,
60     NUM_FOUR,
61     NUM_FIVE,
62     NUM_SIX,
63     NUM_SEVEN,
64     NUM_EIGHT,
65     NUM_NINE,
66     NUM_TEN,
67     NUM_ELEVEN,
68     NUM_TWELVE,
69     NUM_THIRTEEN,
70     NUM_FOURTEEN,
71 };
72 
73 enum DhcpReturnCode {
74     RET_SUCCESS = 0,
75     RET_FAILED,
76     RET_ERROR,
77     ERR_SELECT,
78     RET_BREAK,
79     RET_WAIT_SAVE,
80     RET_NO_SUPPORTED,
81     RET_SELECT_TIME_OUT
82 };
83 
84 #endif