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Versions: 10
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Stored size: 1.03 KB
Contents
module Tapyrus
module Message
# filterload message
# https://bitcoin.org/en/developer-reference#filterload
class FilterLoad < Base
COMMAND = 'filterload'
BLOOM_UPDATE_NONE = 0
BLOOM_UPDATE_ALL = 1
BLOOM_UPDATE_P2PUBKEY_ONLY = 2
attr_accessor :filter
attr_accessor :flag
def initialize(filter, flag = BLOOM_UPDATE_ALL)
@filter = filter
@flag = flag
end
def self.parse_from_payload(payload)
buf = StringIO.new(payload)
filter_count = Tapyrus.unpack_var_int_from_io(buf)
filter = buf.read(filter_count).unpack('C*')
func_count = buf.read(4).unpack('V').first
tweak = buf.read(4).unpack('V').first
flag = buf.read(1).unpack('C').first
FilterLoad.new(Tapyrus::BloomFilter.new(filter, func_count, tweak), flag)
end
def to_payload
Tapyrus.pack_var_int(filter.filter.size) << filter.filter.pack('C*') <<
[filter.hash_funcs, filter.tweak, flag].pack('VVC')
end
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems