1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
|
/* $Id$
*
* dhcpcd - DHCP client daemon -
* Copyright (C) 1996 - 1997 Yoichi Hariguchi <yoichi@fore.com>
*
* Dhcpcd is an RFC2131 and RFC1541 compliant DHCP client daemon.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
void setupOptInfo(u_char *dest[], const u_char *src[]);
/* requires: 'dest[]' to which contents described by 'src[]' are copied
* 'src[]' pointing to each option field of DHCP message
* effects: it allocates memory for each content of 'src[i]', puts it into
* 'dest[i]', and copies each content of 'src[i]' to 'dest[i]'.
* old 'dest[i]' is overwritten by 'src[i]'
* modifies: 'dest[]'
* return: Nothing
*/
void freeOptInfo(u_char *optp[]);
/* requires: 'optp[]' pointing to each option field of DHCP message
* effects: it frees all the memory which is allocated to 'optp[]'
* NULL is assigned to the freed elements
* modifies: 'optp[]'
* return: Nothing
*/
void saveHostInfo(const u_char *optp[]);
/* requires: 'optp[]' pointing to each option field of DHCP message
* effects: it sets the system's hostname, NIS dommain name if the DHCP
* message includes these items. it also makes files 'resolv.conf'
* and 'hostinfo' in the directory HOST_INFO_DIR
* modifies: Nothing
* return: Nothing
*/
int setupHostInfoDir(const char *dir);
/* requires: 'dir' pointing to the directory name
* effects: it makes the directory '*dir'. it also removes it if there is
* a normal file called '*dir'.
* modifies: Nothing
* return: 1 if successful, 0 if failed
*/
void addHostInfo(int fd, const int flag,
const char *name, const u_char *optp);
/* requires: 'fd' containing file descripter of the hostinfo file
* 'flag' must be OT_STRING if 'optp' points a string
* 'flag' must be OT_ADDR if 'optp' points an address
* 'name' points the environment valiable name corresponding to
* '*optp'
* '*outp' must point to the proper DHCP message option field
* effects: it appends '*name' and '*optp' to the file described with 'fd'
* modifies: Nothing
* return: Nothing
*/
void mkNTPconf(const u_char *addr);
/* requires: 'addr' pointing NTP servers option field of the DHCP message
* effects: it makes the file ntp.conf in the directory HOST_INFO_DIR.
* it also saves NTP server address(es) into the file
* HOST_INFO_DIR/ntp.conf
* modifies: Nothing
* return: Nothing
*/
void mkResolvConf(const u_char *addr, const u_char *domName);
/* requires: 'addr' pointing DNS servers option field of the DHCP message
* 'domName' pointing domain name option field of the DHCP message
* effects: it makes the file resolv.conf in the directory HOST_INFO_DIR.
* it also saves domain name and DNS server address(es) into
* the file HOST_INFO_DIR/resolv.conf.
* modifies: Nothing
* return: Nothing
*/
void execCommandFile();
|
