C# Класс NetworkPackets.Dhcp.DhcpPacket

Encapsulates a Dhcp Packet in an immutable object providing both a byte array and a parsed version of the dhcp information
The outline of a Dhcp Packet: 0 1 2 3 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | op (1) | htype (1) | hlen (1) | hops (1) | +---------------+---------------+---------------+---------------+ | xid (4) | +-------------------------------+-------------------------------+ | secs (2) | flags (2) | +-------------------------------+-------------------------------+ | ciaddr (4) | +---------------------------------------------------------------+ | yiaddr (4) | +---------------------------------------------------------------+ | siaddr (4) | +---------------------------------------------------------------+ | giaddr (4) | +---------------------------------------------------------------+ | | | chaddr (16) | | | | | +---------------------------------------------------------------+ | | | sname (64) | +---------------------------------------------------------------+ | | | file (128) | +---------------------------------------------------------------+ | | | options (variable) | +---------------------------------------------------------------+ Field Description OP 1 for request, 2 for response htype hardware address type - leave at 1 hlen hardware address length - 6 for ethernet mac address hops optional - leave at 0, no relay agents xid transaction id secs seconds since beginning renewal flags ciaddr clients currrent ip (client in bound, renew, or rebinding state) yiaddr ip address server is giving to client siaddr server address giaddr leave at zero, no relay agents chaddr client hardware address sname optional server hostname file optional magic cookie yuuuum! - byte[4] = {99, 130, 83, 99} options starts at 240!
Наследование: DataPacket
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Открытые свойства

Свойство Тип Описание
Options MemBlock>.Dictionary
chaddr MemBlock
ciaddr MemBlock
magic_key MemBlock
op byte
siaddr MemBlock
xid MemBlock
yiaddr MemBlock

Открытые методы

Метод Описание
DhcpPacket ( MemBlock Packet ) : Brunet

Parse a MemBlock packet into a Dhcp Packet
DhcpPacket ( byte op, MemBlock xid, MemBlock ciaddr, MemBlock yiaddr, MemBlock siaddr, MemBlock chaddr, MemBlock>.Dictionary Options ) : Brunet

Описание методов

DhcpPacket() публичный Метод

Parse a MemBlock packet into a Dhcp Packet
public DhcpPacket ( MemBlock Packet ) : Brunet
Packet MemBlock The dhcp packet to parse
Результат Brunet

DhcpPacket() публичный Метод

public DhcpPacket ( byte op, MemBlock xid, MemBlock ciaddr, MemBlock yiaddr, MemBlock siaddr, MemBlock chaddr, MemBlock>.Dictionary Options ) : Brunet
op byte
xid MemBlock
ciaddr MemBlock
yiaddr MemBlock
siaddr MemBlock
chaddr MemBlock
Options MemBlock>.Dictionary
Результат Brunet

Описание свойств

Options публичное свойство

A hashtable indexed by OptionTypes and numbers of options
public Dictionary Options
Результат MemBlock>.Dictionary

chaddr публичное свойство

clients hardware address
public MemBlock chaddr
Результат MemBlock

ciaddr публичное свойство

clients current ip address
public MemBlock ciaddr
Результат MemBlock

magic_key публичное статическое свойство

Embedded right before the options.
public static MemBlock magic_key
Результат MemBlock

op публичное свойство

1 for boot request, 2 for boot response
public byte op
Результат byte

siaddr публичное свойство

server address
public MemBlock siaddr
Результат MemBlock

xid публичное свойство

unique packet id
public MemBlock xid
Результат MemBlock

yiaddr публичное свойство

ip address server is giving to the client
public MemBlock yiaddr
Результат MemBlock