Class: Bitcoin::Message::AddrV2

Inherits:
Base
  • Object
show all
Defined in:
lib/bitcoin/message/addr_v2.rb

Overview

addrv2 message class. github.com/bitcoin/bips/blob/master/bip-0155.mediawiki

Constant Summary collapse

COMMAND = 
'addrv2'

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Base

from_pkt, #to_pkt

Methods included from Util

#byte_to_bit, #calc_checksum, #decode_base58_address, #double_sha256, #encode_base58_address, #hash160, #hkdf_sha256, #hmac_sha256, #pack_boolean, #pack_var_int, #pack_var_string, #padding_zero, #sha256, #tagged_hash, #unpack_boolean, #unpack_var_int, #unpack_var_int_from_io, #unpack_var_string, #valid_address?

Methods included from HexConverter

#to_hex

Constructor Details

#initialize(addrs = []) ⇒ AddrV2

Returns a new instance of AddrV2.



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# File 'lib/bitcoin/message/addr_v2.rb', line 12

def initialize(addrs = [])
  @addrs = addrs
end

Instance Attribute Details

#addrs ⇒ Object (readonly)

Returns the value of attribute addrs.



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# File 'lib/bitcoin/message/addr_v2.rb', line 10

def addrs
  @addrs
end

Class Method Details

.parse_from_payload(payload) ⇒ Object 



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# File 'lib/bitcoin/message/addr_v2.rb', line 16

def self.parse_from_payload(payload)
  buf = StringIO.new(payload)
  addr_count = Bitcoin.unpack_var_int_from_io(buf)
  v2 = new
  addr_count.times do
    v2.addrs << NetworkAddr.parse_from_payload(buf, type: NetworkAddr::TYPE[:addr_v2])
  end
  v2
end

Instance Method Details

#to_payload ⇒ Object 



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# File 'lib/bitcoin/message/addr_v2.rb', line 26

def to_payload
  buf = Bitcoin.pack_var_int(addrs.size)
  buf << (addrs.map { |a| a.to_payload(type: NetworkAddr::TYPE[:addr_v2])}.join)
end