Bitcoin-Crypto-4.002

Changes for version 4.002

Public interface changes
- Bitcoin::Crypto::Key::Public:
  - added params argument to verify_message method
- Bitcoin::Crypto::Key::Private:
  - added params argument to verify_message method
- Bitcoin::Crypto::Script:
  - added push_number method
- Bitcoin::Crypto::Script::Runner:
  - added flags attribute
- Bitcoin::Crypto::Transaction:
  - added flags argument to get_digest method
  - added flags argument to verify method
- added Bitcoin::Crypto::Transaction::Flags class
Improvements and behavior changes
- transaction verification procedure can now be controlled using flags to achieve historical consensus rules
- module no longer rejects unnormalized signatures with default flags (revert change made in 4.000)
- deserializing a block no longer validates the coinbase transaction (revert change made in 4.001)
- added autogenerated documentation of supported PSBT fields
Fixes
- creating a key from unknown key data no longer raises undefined value warnings
- coinbase transaction verification no longer checks height for version 2 and above blocks

Documentation

Bitcoin::Crypto::Manual

Module overview

Bitcoin::Crypto::Manual::Taproot

Taproot support details

Bitcoin::Crypto::Manual::Transactions

Transaction support details

Modules

Bitcoin::Crypto

Bitcoin cryptography in Perl

Bitcoin::Crypto::BIP44

BIP44 (multi-account hierarchy) implementation

Bitcoin::Crypto::BIP85

BIP85 (deterministic entropy) implementation

Bitcoin::Crypto::Base58

Base58 helpers

Bitcoin::Crypto::Bech32

Bech32 implementation

Bitcoin::Crypto::Block

Bitcoin block implementation

Bitcoin::Crypto::DerivationPath

Path for BIP32 key derivation

Bitcoin::Crypto::Exception

Exception classes for Bitcoin::Crypto

Bitcoin::Crypto::Key::ExtPrivate

Bitcoin extended private keys

Bitcoin::Crypto::Key::ExtPublic

Bitcoin extended public keys

Bitcoin::Crypto::Key::NUMS

"Nothing up my sleeve" key generator

Bitcoin::Crypto::Key::Private

Bitcoin private keys

Bitcoin::Crypto::Key::Public

Bitcoin public keys

Bitcoin::Crypto::Network

Network management class

Bitcoin::Crypto::PSBT

Partially Signed Bitcoin Transactions

Bitcoin::Crypto::PSBT::Field

Single field of a PSBT

Bitcoin::Crypto::PSBT::FieldType

PSBT field types

Bitcoin::Crypto::PSBT::Map

Single map of a PSBT

Bitcoin::Crypto::Script

Bitcoin Script instance

Bitcoin::Crypto::Script::Opcode

Bitcoin Script opcode

Bitcoin::Crypto::Script::Runner

Bitcoin Script runner

Bitcoin::Crypto::Script::Tree

BIP341 Script trees

Bitcoin::Crypto::Tapscript

Bitcoin script subclass for tapscripts

Bitcoin::Crypto::Tapscript::Opcode

Bitcoin opcodes specific to tapscript

Bitcoin::Crypto::Transaction

Bitcoin transaction instance

Bitcoin::Crypto::Transaction::ControlBlock

BIP341 Control blocks

Bitcoin::Crypto::Transaction::Digest::Result

Result of digesting a transaction

Bitcoin::Crypto::Transaction::Flags

Consensus flags

Bitcoin::Crypto::Transaction::Input

Bitcoin transaction input instance

Bitcoin::Crypto::Transaction::Output

Bitcoin transaction output instance

Bitcoin::Crypto::Transaction::UTXO

Unspent transaction output instance

Bitcoin::Crypto::Types

Bitcoin-specific data types

Bitcoin::Crypto::Util

General Bitcoin utilities