struct VrrpHeader The VRRP header. More...

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Public Types

• enum Versions { VRRP_VERSION = 2 }
• enum PktTypes { VRRP_TYPE_ADVERTISEMENT = 1 }
• enum AuthTypes { VRRP_AUTH_NONE = 0 }

Public Methods

• uint32_t  finalize ()
• void  add_ip (const IPv4& ip)
• IPv4  ip (unsigned index) const

Public Static Methods

• static VrrpHeader&  assign (uint8_t* data)
• static const VrrpHeader&  assign (const PAYLOAD& payload)

Public Members

• uint8_t vh_v
• uint8_t vh_type
• uint8_t vh_type
• uint8_t vh_v
• uint8_t vh_vrid
• uint8_t vh_priority
• uint8_t vh_ipcount
• uint8_t vh_auth
• uint8_t vh_interval
• uint16_t vh_sum
• struct in_addr vh_addr[0]

Detailed Description

[static]

Create a new VRRP packet. Caller must allocate memory and assert size (VRRP_MAX_PACKET_SIZE).

Parameters:

Returns: the VRRP header.

[static]

Parse a VRRP packet.

Parameters:

Returns: the VRRP header.

Must be called when all fields have been manipulated. This will setup the final bits of information (e.g., checksum) and the packet will become ready to be sent.

Returns: the length of the packet.

Add an IP address of the virtual router to the advertisement.

Parameters:

[const]

Extract an IP address from the advertisement.

Parameters:

Returns: the IP address at the specified index.