dhcp.h File Reference

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Data Structures
struct	dhcp
Defines
#define	DHCP_BOOTREQUEST   1
#define	DHCP_BOOTREPLY   2
#define	DHCP_HTYPE_ETH   1
#define	DHCP_HLEN_ETH   6
#define	DHCP_FLAGS_BCAST   0x8000U
#define	DHCP_MAGIC   HTONL(0x63825363UL)
#define	DHCP_TAG_NETMASK   1
#define	DHCP_TAG_GATEWAY   3
#define	DHCP_TAG_DNS   6
#define	DHCP_TAG_HOSTNAME   12
#define	DHCP_TAG_DOMAIN   15
#define	DHCP_TAG_IPMTU   26
#define	DHCP_TAG_REQIP   50
#define	DHCP_TAG_LEASE   51
#define	DHCP_TAG_OVERLOAD   52
#define	DHCP_TAG_TYPE   53
#define	DHCP_TAG_SERVERID   54
#define	DHCP_TAG_REQPAR   55
#define	DHCP_TAG_MESSAGE   56
#define	DHCP_TAG_MAXDHCP   57
#define	DHCP_TAG_RENEWAL   58
#define	DHCP_TAG_REBINDING   59
#define	DHCP_TAG_CLASSID   60
#define	DHCP_TAG_CLIENTID   61
#define	DHCP_DISCOVER   1
#define	DHCP_OFFER   2
#define	DHCP_REQUEST   3
#define	DHCP_DECLINE   4
#define	DHCP_ACK   5
#define	DHCP_NAK   6
#define	DHCP_RELEASE   7
#define	DHCP_INFORM   8
Typedefs
typedef dhcp	dhcp_t
Functions
void	dhcp_init (dhcp_t *_dp)
int	dhcp_settag (dhcp_t *_dp, int _tag, void *_data, size_t _len)
int	dhcp_gettag (dhcp_t *_dp, int _searchtag, u8_t **_pdata, size_t *_plen)

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Define Documentation

#define DHCP_ACK   5

Definition at line 64 of file dhcp.h. Referenced by servdhcp().

#define DHCP_BOOTREPLY   2

Definition at line 29 of file dhcp.h. Referenced by makedhcp().

#define DHCP_BOOTREQUEST   1

Definition at line 28 of file dhcp.h. Referenced by servdhcp().

#define DHCP_DECLINE   4

Definition at line 63 of file dhcp.h. Referenced by servdhcp().

#define DHCP_DISCOVER   1

Definition at line 60 of file dhcp.h. Referenced by servdhcp().

#define DHCP_FLAGS_BCAST   0x8000U

Definition at line 32 of file dhcp.h. Referenced by servdhcp().

#define DHCP_HLEN_ETH   6

Definition at line 31 of file dhcp.h. Referenced by ascii2clid(), ether2clid(), and printdhcp().

#define DHCP_HTYPE_ETH   1

Definition at line 30 of file dhcp.h. Referenced by ether2clid(), and printdhcp().

#define DHCP_INFORM   8

Definition at line 67 of file dhcp.h. Referenced by servdhcp().

#define DHCP_MAGIC   HTONL(0x63825363UL)

Definition at line 35 of file dhcp.h. Referenced by dhcp_gettag(), and dhcp_init().

#define DHCP_NAK   6

Definition at line 65 of file dhcp.h. Referenced by servdhcp().

#define DHCP_OFFER   2

Definition at line 61 of file dhcp.h. Referenced by servdhcp().

#define DHCP_RELEASE   7

Definition at line 66 of file dhcp.h. Referenced by servdhcp().

#define DHCP_REQUEST   3

Definition at line 62 of file dhcp.h. Referenced by servdhcp().

#define DHCP_TAG_CLASSID   60

Definition at line 56 of file dhcp.h. Referenced by servdhcp().

#define DHCP_TAG_CLIENTID   61

Definition at line 57 of file dhcp.h. Referenced by servdhcp().

#define DHCP_TAG_DNS   6

Definition at line 40 of file dhcp.h. Referenced by init_config(), and inittagdef().

#define DHCP_TAG_DOMAIN   15

Definition at line 42 of file dhcp.h. Referenced by main().

#define DHCP_TAG_GATEWAY   3

Definition at line 39 of file dhcp.h. Referenced by inittagdef().

#define DHCP_TAG_HOSTNAME   12

Definition at line 41 of file dhcp.h. Referenced by main().

#define DHCP_TAG_IPMTU   26

Definition at line 43 of file dhcp.h.

#define DHCP_TAG_LEASE   51

Definition at line 47 of file dhcp.h. Referenced by servdhcp().

#define DHCP_TAG_MAXDHCP   57

Definition at line 53 of file dhcp.h. Referenced by inittagdef().

#define DHCP_TAG_MESSAGE   56

Definition at line 52 of file dhcp.h. Referenced by inittagdef(), and servdhcp().

#define DHCP_TAG_NETMASK   1

Definition at line 38 of file dhcp.h. Referenced by findpool(), and inittagdef().

#define DHCP_TAG_OVERLOAD   52

Definition at line 48 of file dhcp.h. Referenced by inittagdef(), and printdhcp().

#define DHCP_TAG_REBINDING   59

Definition at line 55 of file dhcp.h. Referenced by servdhcp().

#define DHCP_TAG_RENEWAL   58

Definition at line 54 of file dhcp.h. Referenced by servdhcp().

#define DHCP_TAG_REQIP   50

Definition at line 46 of file dhcp.h. Referenced by inittagdef(), and servdhcp().

#define DHCP_TAG_REQPAR   55

Definition at line 51 of file dhcp.h. Referenced by inittagdef().

#define DHCP_TAG_SERVERID   54

Definition at line 50 of file dhcp.h. Referenced by inittagdef(), and servdhcp().

#define DHCP_TAG_TYPE   53

Definition at line 49 of file dhcp.h. Referenced by inittagdef(), and servdhcp().

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Typedef Documentation

typedef struct dhcp dhcp_t

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Function Documentation

int dhcp_gettag (  dhcp_t *  _dp, int  _searchtag, u8_t **  _pdata, size_t *  _plen )

Definition at line 14 of file dhcp_gettag.c. References arraysize, DHCP_MAGIC, dhcp::file, i, dhcp::magic, nil, dhcp::options, p, and dhcp::sname. Referenced by init_config(), and main().

void dhcp_init (  dhcp_t *  _dp  )

Definition at line 15 of file dhcp_settag.c. References DHCP_MAGIC, magic, dhcp::magic, memset(), offsetof, and dhcp::options. Referenced by makedhcp().

int dhcp_settag (  dhcp_t *  _dp, int  _tag, void *  _data, size_t  _len )

Definition at line 23 of file dhcp_settag.c. References arraylimit, memcpy(), memmove(), memset(), n, dhcp::options, and p. Referenced by settag().

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