proof of wager

program/src/open.rs

@@ -1,48 +0,0 @@
-use std::mem::size_of;
-
-use ore_api::prelude::*;
-use solana_program::{keccak::hashv, slot_hashes::SlotHash};
-use steel::*;
-
-/// Open creates a new proof account to track a miner's state.
-pub fn process_open(accounts: &[AccountInfo<'_>], _data: &[u8]) -> ProgramResult {
-    // Load accounts.
-    let [signer_info, miner_info, payer_info, proof_info, system_program, slot_hashes_info] =
-        accounts
-    else {
-        return Err(ProgramError::NotEnoughAccountKeys);
-    };
-    signer_info.is_signer()?;
-    payer_info.is_signer()?;
-    proof_info
-        .is_empty()?
-        .is_writable()?
-        .has_seeds(&[PROOF, signer_info.key.as_ref()], &ore_api::ID)?;
-    system_program.is_program(&system_program::ID)?;
-    slot_hashes_info.is_sysvar(&sysvar::slot_hashes::ID)?;
-
-    // Initialize proof.
-    create_program_account::<Proof>(
-        proof_info,
-        system_program,
-        payer_info,
-        &ore_api::ID,
-        &[PROOF, signer_info.key.as_ref()],
-    )?;
-    let clock = Clock::get()?;
-    let proof = proof_info.as_account_mut::<Proof>(&ore_api::ID)?;
-    proof.authority = *signer_info.key;
-    proof.balance = 0;
-    proof.challenge = hashv(&[
-        signer_info.key.as_ref(),
-        &slot_hashes_info.data.borrow()[0..size_of::<SlotHash>()],
-    ])
-    .0;
-    proof.last_hash = [0; 32];
-    proof.last_hash_at = clock.unix_timestamp;
-    proof.miner = *miner_info.key;
-    proof.total_hashes = 0;
-    proof.total_rewards = 0;
-
-    Ok(())
-}