Class: Counterparty::TxDecode

Inherits:
Object
  • Object
show all
Defined in:
lib/counterparty/tx_decode.rb

Defined Under Namespace

Classes: InvalidOpReturn, InvalidOutput, MultisigUnsupported, UndefinedBehavior

Constant Summary collapse

DEFAULT_PREFIX = 
'CNTRPRTY'
OP_RETURN_PARTS = 
/^OP_RETURN ([a-z0-9]+)$/
P2PKH_PARTS = 
/^OP_DUP OP_HASH160 ([a-z0-9]+) OP_EQUALVERIFY OP_CHECKSIG$/
OP_MULTISIG_PARTS = 
/^[12] ([a-z0-9 ]+) ([23]) OP_CHECKMULTISIG$/

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(tx, options = {}) ⇒ TxDecode

Returns a new instance of TxDecode.



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# File 'lib/counterparty/tx_decode.rb', line 20

def initialize(tx, options = {})
  @prefix = options[:prefix] || DEFAULT_PREFIX
  @decrypt_key = options[:decrypt_key] || [tx.inputs[0].prev_out.reverse_hth].pack('H*')
  
  parse! (tx.respond_to? :outputs) ? 
    tx.outputs.collect{|out| out.parsed_script.to_string } : tx
end

Instance Attribute Details

#data ⇒ Object

Returns the value of attribute data.



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# File 'lib/counterparty/tx_decode.rb', line 18

def data
  @data
end

#decrypt_key ⇒ Object

Returns the value of attribute decrypt_key.



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# File 'lib/counterparty/tx_decode.rb', line 18

def decrypt_key
  @decrypt_key
end

#prefix ⇒ Object

Returns the value of attribute prefix.



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# File 'lib/counterparty/tx_decode.rb', line 18

def prefix
  @prefix
end

#receiver_addr ⇒ Object

Returns the value of attribute receiver_addr.



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# File 'lib/counterparty/tx_decode.rb', line 18

def receiver_addr
  @receiver_addr
end

#sender_addr ⇒ Object

Returns the value of attribute sender_addr.



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# File 'lib/counterparty/tx_decode.rb', line 18

def sender_addr
  @sender_addr
end

Instance Method Details

#decrypt(chunk) ⇒ Object 



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# File 'lib/counterparty/tx_decode.rb', line 28

def decrypt(chunk)
  RC4.new(decrypt_key).decrypt chunk
end