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This commit is contained in:
sakridge
2019-09-08 11:13:59 -07:00
committed by Grimes
parent 11cec8f24e
commit b35c022629
4 changed files with 28 additions and 75 deletions
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10
sdk/src/sysvar/slot_hashes.rs
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@ -19,8 +19,10 @@ crate::solana_name_id!(ID, "SysvarS1otHashes111111111111111111111111111");
pub const MAX_SLOT_HASHES: usize = 512; // 512 slots to get your vote in
pub type SlotHash = (Slot, Hash);
#[derive(Serialize, Deserialize, PartialEq, Debug)]
pub struct SlotHashes(Vec<(Slot, Hash)>);
pub struct SlotHashes(Vec<SlotHash>);
impl SlotHashes {
pub fn from(account: &Account) -> Option<Self> {
@ -46,19 +48,19 @@ impl SlotHashes {
.ok()
.map(|index| &self[index].1)
}
pub fn new(slot_hashes: &[(Slot, Hash)]) -> Self {
pub fn new(slot_hashes: &[SlotHash]) -> Self {
Self(slot_hashes.to_vec())
}
}
impl Deref for SlotHashes {
type Target = Vec<(u64, Hash)>;
type Target = Vec<SlotHash>;
fn deref(&self) -> &Self::Target {
&self.0
}
}
pub fn create_account(lamports: u64, slot_hashes: &[(Slot, Hash)]) -> Account {
pub fn create_account(lamports: u64, slot_hashes: &[SlotHash]) -> Account {
let mut account = Account::new(lamports, SlotHashes::size_of(), &sysvar::id());
SlotHashes::new(slot_hashes).to(&mut account).unwrap();
account