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127 lines
4.9 KiB
Rust
127 lines
4.9 KiB
Rust
use const_crypto::ed25519;
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use solana_program::{keccak::Hash, pubkey, pubkey::Pubkey};
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/// The reward rate to intialize the program with.
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pub const INITIAL_REWARD_RATE: u64 = 10u64.pow(3u32);
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/// The mining difficulty to initialize the program with.
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pub const INITIAL_DIFFICULTY: Hash = Hash::new_from_array([
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0, 0, 0, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
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255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
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]);
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/// The decimal precision of the ORE token.
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/// Using SI prefixes, the smallest indivisible unit of ORE is a nanoORE.
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/// 1 nanoORE = 0.000000001 ORE = one billionth of an ORE
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pub const TOKEN_DECIMALS: u8 = 9;
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/// One ORE token, denominated in units of nanoORE.
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pub const ONE_ORE: u64 = 10u64.pow(TOKEN_DECIMALS as u32);
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/// The duration of an epoch, in units of seconds.
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pub const EPOCH_DURATION: i64 = 60;
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/// The target quantity of ORE to be mined per epoch, in units of nanoORE.
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/// Inflation rate ≈ 1 ORE / epoch (min 0, max 2)
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pub const TARGET_EPOCH_REWARDS: u64 = ONE_ORE;
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/// The maximum quantity of ORE that can be mined per epoch, in units of nanoORE.
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pub const MAX_EPOCH_REWARDS: u64 = ONE_ORE.saturating_mul(2);
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/// The quantity of ORE each bus is allowed to issue per epoch.
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pub const BUS_EPOCH_REWARDS: u64 = MAX_EPOCH_REWARDS.saturating_div(BUS_COUNT as u64);
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/// The number of bus accounts, for parallelizing mine operations.
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pub const BUS_COUNT: usize = 8;
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/// The smoothing factor for reward rate changes. The reward rate cannot change by more or less
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/// than a factor of this constant from one epoch to the next.
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pub const SMOOTHING_FACTOR: u64 = 2;
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// Assert MAX_EPOCH_REWARDS is evenly divisible by BUS_COUNT.
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static_assertions::const_assert!(
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(MAX_EPOCH_REWARDS / BUS_COUNT as u64) * BUS_COUNT as u64 == MAX_EPOCH_REWARDS
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);
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/// The seed of the bus account PDA.
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pub const BUS: &[u8] = b"bus";
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/// The seed of the config account PDA.
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pub const CONFIG: &[u8] = b"config";
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/// The seed of the metadata account PDA.
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pub const METADATA: &[u8] = b"metadata";
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/// The seed of the mint account PDA.
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pub const MINT: &[u8] = b"mint";
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/// The seed of the noise account PDA.
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pub const NOISE: &[u8] = b"noise";
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/// The seed of proof account PDAs.
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pub const PROOF: &[u8] = b"proof";
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/// The seed of the treasury account PDA.
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pub const TREASURY: &[u8] = b"treasury";
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/// Noise for deriving the mint pda
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pub const MINT_NOISE: [u8; 16] = [
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166, 199, 85, 221, 225, 119, 21, 185, 160, 82, 242, 237, 194, 84, 250, 252,
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];
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/// The name for token metadata.
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pub const METADATA_NAME: &str = "Ore";
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/// The ticker symbol for token metadata.
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pub const METADATA_SYMBOL: &str = "ORE";
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/// The uri for token metdata.
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pub const METADATA_URI: &str = "https://ore.supply/metadata.json";
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/// Program id for const pda derivations
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const PROGRAM_ID: [u8; 32] = unsafe { *(&crate::id() as *const Pubkey as *const [u8; 32]) };
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/// The addresses of the bus accounts.
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pub const BUS_ADDRESSES: [Pubkey; BUS_COUNT] = [
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Pubkey::new_from_array(ed25519::derive_program_address(&[BUS, &[0]], &PROGRAM_ID).0),
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Pubkey::new_from_array(ed25519::derive_program_address(&[BUS, &[1]], &PROGRAM_ID).0),
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Pubkey::new_from_array(ed25519::derive_program_address(&[BUS, &[2]], &PROGRAM_ID).0),
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Pubkey::new_from_array(ed25519::derive_program_address(&[BUS, &[3]], &PROGRAM_ID).0),
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Pubkey::new_from_array(ed25519::derive_program_address(&[BUS, &[4]], &PROGRAM_ID).0),
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Pubkey::new_from_array(ed25519::derive_program_address(&[BUS, &[5]], &PROGRAM_ID).0),
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Pubkey::new_from_array(ed25519::derive_program_address(&[BUS, &[6]], &PROGRAM_ID).0),
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Pubkey::new_from_array(ed25519::derive_program_address(&[BUS, &[7]], &PROGRAM_ID).0),
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];
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/// The address of the config account.
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pub const CONFIG_ADDRESS: Pubkey =
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Pubkey::new_from_array(ed25519::derive_program_address(&[CONFIG], &PROGRAM_ID).0);
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/// The address of the mint metadata account.
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pub const METADATA_ADDRESS: Pubkey = Pubkey::new_from_array(
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ed25519::derive_program_address(
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&[
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METADATA,
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unsafe { &*(&mpl_token_metadata::ID as *const Pubkey as *const [u8; 32]) },
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unsafe { &*(&MINT_ADDRESS as *const Pubkey as *const [u8; 32]) },
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],
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unsafe { &*(&mpl_token_metadata::ID as *const Pubkey as *const [u8; 32]) },
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)
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.0,
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);
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/// The address of the mint account.
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pub const MINT_ADDRESS: Pubkey =
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Pubkey::new_from_array(ed25519::derive_program_address(&[MINT, &MINT_NOISE], &PROGRAM_ID).0);
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/// The address of the v1 mint account.
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pub const MINT_V1_ADDRESS: Pubkey = pubkey!("oreoN2tQbHXVaZsr3pf66A48miqcBXCDJozganhEJgz");
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/// The address of the mint metadata account.
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pub const NOISE_ADDRESS: Pubkey =
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Pubkey::new_from_array(ed25519::derive_program_address(&[NOISE], &PROGRAM_ID).0);
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/// The address of the treasury account.
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pub const TREASURY_ADDRESS: Pubkey =
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Pubkey::new_from_array(ed25519::derive_program_address(&[TREASURY], &PROGRAM_ID).0);
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