userapps/opensource/udhcp/options.h

   1 /* options.h */
   2 #ifndef _OPTIONS_H
   3 #define _OPTIONS_H
   4
   5 #include "packet.h"
   6
   7 #define TYPE_MASK       0x0F
   8
   9 enum {
  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_LIST     0x80
  22
  23 struct dhcp_option {
  24         char name[10];
  25         char flags;
  26         char code;
  27 };
  28
  29 extern struct dhcp_option options[];
  30 extern int option_lengths[];
  31
  32 unsigned char *get_option(struct dhcpMessage *packet, int code);
  33 int end_option(unsigned char *optionptr);
  34 int add_option_string(unsigned char *optionptr, unsigned char *string);
  35 int add_simple_option(unsigned char *optionptr, unsigned char code, u_int32_t data);
  36 struct option_set *find_option(struct option_set *opt_list, char code);
  37 void attach_option(struct option_set **opt_list, struct dhcp_option *option, char *buffer, int length);
  38
  39 // brcm
  40 extern char session_path[];
  41
  42 // brcm
  43 #define _PATH_RESOLV     "/var/fyi/sys/dns"
  44 #define _PATH_GW         "/var/fyi/sys/gateway"
  45 #define _PATH_SYS_DIR    "/var/fyi/sys"
  46
  47 #define _PATH_WAN_DIR   "/proc/var/fyi/wan"
  48 #define _PATH_MSG       "daemonstatus"
  49 #define _PATH_IP        "ipaddress"
  50 #define _PATH_MASK      "subnetmask"
  51 #define _PATH_PID       "pid"
  52
  53 #endif