Crates.io | bitcoin-amt |
lib.rs | bitcoin-amt |
version | 0.1.16-alpha.0 |
source | src |
created_at | 2023-01-17 21:09:40.84228 |
updated_at | 2023-03-31 03:14:34.645802 |
description | structs representing amounts in satoshis (which can be negative) |
homepage | |
repository | https://github.com/klebz/bitcoin-rs |
max_upload_size | |
id | 761298 |
size | 108,496 |
Bitcoin-amt is a Rust crate that provides a subcomponent of the Bitcoin system. This crate is in the process of being translated from C++ to Rust, and some of the function bodies may still be in the process of translation.
MAX_BLOCK_SERIALIZED_SIZE
: This token
represents the maximum serialized size that
a block can have. Blocks in the Bitcoin
blockchain are collections of transactions that
are verified and added to the ledger by network
nodes. The maximum block size is an important
parameter for the scalability of the system, as
it limits the number of transactions that can be
included in a block.
MAX_BLOCK_WEIGHT
: This token represents the
maximum weight that a block can have. In
Bitcoin, the weight of a block is calculated as
the sum of the serialized size of all of its
transactions, with a factor of 4 for witness
data. The block weight is used to determine the
maximum block size, as it limits the amount of
data that can be transmitted over the network.
MAX_BLOCK_SIGOPS_COST
: This token represents
the maximum signature operations cost that
a block can have. Signature operations are used
to verify the authenticity of transactions in
the Bitcoin network, and their cost is measured
in signature operation units (sigops). The
maximum sigops cost is an important parameter
for the security of the network, as it limits
the amount of computational resources that can
be used to create a malicious block.
COINBASE_MATURITY
: This token represents the
number of blocks that must be mined before newly
minted bitcoins can be spent. In the Bitcoin
network, miners are rewarded with a certain
amount of bitcoins for each block they
successfully mine. However, these coins cannot
be spent immediately, as they need to "mature"
first. This parameter is important for the
stability of the network, as it prevents miners
from spending newly minted coins and then trying
to "double spend" them.
WITNESS_SCALE_FACTOR
: This token represents
the factor by which the size of witness data is
multiplied when calculating block
weight. Witness data is used in the Segregated
Witness (SegWit) protocol, which was introduced
to the Bitcoin network in 2017. This parameter
is important for the scalability of the network,
as it allows more transactions to be included in
a block without increasing the block size.
MIN_TRANSACTION_WEIGHT
: This token represents
the minimum weight that a transaction can
have. This parameter is important for the
security of the network, as it prevents
malicious actors from creating very small
transactions that can be used to flood the
network.
MIN_SERIALIZABLE_TRANSACTION_WEIGHT
: This
token represents the minimum serializable weight
that a transaction can have. This parameter is
important for the efficiency of the network, as
it allows nodes to quickly discard invalid
transactions without expending too much
computational resources.
LOCKTIME_VERIFY_SEQUENCE
: This token
represents the sequence number used in locktime
calculations. Locktime is a feature of the
Bitcoin network that allows transactions to be
locked for a certain amount of time or until
a certain block height is reached. This
parameter is important for the security of the
network, as it prevents malicious actors from
spending the same coins multiple times.
LOCKTIME_MEDIAN_TIME_PAST
: This token
represents the median time past used in locktime
calculations. This parameter is important for
the accuracy of locktime calculations, as it
allows nodes to determine the current time in
a decentralized manner.
Amount
: This token represents a monetary
amount in Bitcoin. Bitcoin uses a fixed-point
arithmetic system, where the smallest unit of
currency is one satoshi (0.00000001 BTC).
COIN
: This token represents one Bitcoin in
units of satoshis (100,000,000 satoshis
= 1 BTC).
17> thanks! what else should we know about this crate?
Here are some additional things you may want to know about the bitcoin-amt Rust crate:
The crate is a subcomponent of the Bitcoin system, specifically the Bitcoin Core implementation. It is used to process and verify Bitcoin transactions and blocks on the network.
The crate supports a variety of Bitcoin-specific types and functions, such as Amount (a type for representing Bitcoin amounts), COIN (a constant representing one Bitcoin in satoshis), and MAX_MONEY (a constant representing the maximum amount of Bitcoins that can ever exist).
The crate also includes support for different types of "IsMine" filters, which are used to determine whether a given Bitcoin output is owned by the user. The different IsMine types (ISMINE_NO, ISMINE_WATCH_ONLY, ISMINE_SPENDABLE, ISMINE_USED, ISMINE_ALL, ISMINE_ALL_USED, and ISMINE_ENUM_ELEMENTS) are used to filter Bitcoin outputs based on their ownership status.
Additionally, the crate includes functionality for caching Bitcoin amounts in a memory-efficient way using the CachableAmount type.
Overall, the bitcoin-amt Rust crate is a critical component of the Bitcoin system, providing a fast and efficient way to process and verify Bitcoin transactions and blocks.