C# Class 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!
Inheritance: DataPacket
Afficher le fichier Open project: pstjuste/brunet Class Usage Examples

Méthodes publiques

Свойство Type Description
Options MemBlock>.Dictionary
chaddr MemBlock
ciaddr MemBlock
magic_key MemBlock
op byte
siaddr MemBlock
xid MemBlock
yiaddr MemBlock

Méthodes publiques

Méthode Description
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

Method Details

DhcpPacket() public méthode

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

DhcpPacket() public méthode

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
Résultat Brunet

Property Details

Options public_oe property

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

chaddr public_oe property

clients hardware address
public MemBlock chaddr
Résultat MemBlock

ciaddr public_oe property

clients current ip address
public MemBlock ciaddr
Résultat MemBlock

magic_key public_oe static_oe property

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

op public_oe property

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

siaddr public_oe property

server address
public MemBlock siaddr
Résultat MemBlock

xid public_oe property

unique packet id
public MemBlock xid
Résultat MemBlock

yiaddr public_oe property

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