mirror of
https://github.com/sheumann/hush.git
synced 2024-10-29 20:27:40 +00:00
45 lines
1.0 KiB
C
45 lines
1.0 KiB
C
/* vi: set sw=4 ts=4: */
|
|
/* options.h */
|
|
#ifndef _OPTIONS_H
|
|
#define _OPTIONS_H
|
|
|
|
#define TYPE_MASK 0x0F
|
|
|
|
enum {
|
|
OPTION_IP=1,
|
|
OPTION_IP_PAIR,
|
|
OPTION_STRING,
|
|
#if ENABLE_FEATURE_RFC3397
|
|
OPTION_STR1035, /* RFC1035 compressed domain name list */
|
|
#endif
|
|
OPTION_BOOLEAN,
|
|
OPTION_U8,
|
|
OPTION_U16,
|
|
OPTION_S16,
|
|
OPTION_U32,
|
|
OPTION_S32
|
|
};
|
|
|
|
#define OPTION_REQ 0x10 /* have the client request this option */
|
|
#define OPTION_LIST 0x20 /* There can be a list of 1 or more of these */
|
|
|
|
struct dhcp_option {
|
|
char name[12];
|
|
char flags;
|
|
uint8_t code;
|
|
};
|
|
|
|
extern const struct dhcp_option dhcp_options[];
|
|
extern const unsigned char option_lengths[];
|
|
|
|
uint8_t *get_option(struct dhcpMessage *packet, int code);
|
|
int end_option(uint8_t *optionptr);
|
|
int add_option_string(uint8_t *optionptr, uint8_t *string);
|
|
int add_simple_option(uint8_t *optionptr, uint8_t code, uint32_t data);
|
|
#if ENABLE_FEATURE_RFC3397
|
|
char *dname_dec(const uint8_t *cstr, int clen, const char *pre);
|
|
uint8_t *dname_enc(const uint8_t *cstr, int clen, const char *src, int *retlen);
|
|
#endif
|
|
|
|
#endif
|