source: MondoRescue/branches/stable/mindi-busybox/networking/udhcp/options.h @ 821

Last change on this file since 821 was 821, checked in by Bruno Cornec, 14 years ago

Addition of busybox 1.2.1 as a mindi-busybox new package
This should avoid delivering binary files in mindi not built there (Fedora and Debian are quite serious about that)

File size: 754 bytes
Line 
1/* options.h */
2#ifndef _OPTIONS_H
3#define _OPTIONS_H
4
5#include "packet.h"
6
7#define TYPE_MASK   0x0F
8
9enum {
10    OPTION_IP=1,
11    OPTION_IP_PAIR,
12    OPTION_STRING,
13    OPTION_BOOLEAN,
14    OPTION_U8,
15    OPTION_U16,
16    OPTION_S16,
17    OPTION_U32,
18    OPTION_S32
19};
20
21#define OPTION_REQ  0x10 /* have the client request this option */
22#define OPTION_LIST 0x20 /* There can be a list of 1 or more of these */
23
24struct dhcp_option {
25    char name[10];
26    char flags;
27    uint8_t code;
28};
29
30extern struct dhcp_option dhcp_options[];
31extern int option_lengths[];
32
33uint8_t *get_option(struct dhcpMessage *packet, int code);
34int end_option(uint8_t *optionptr);
35int add_option_string(uint8_t *optionptr, uint8_t *string);
36int add_simple_option(uint8_t *optionptr, uint8_t code, uint32_t data);
37
38#endif
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