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Optimize account copies and use RefCell to handle duplicate accounts in BPF programs (#7958)

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This commit is contained in:
Jack May
2020-01-24 10:54:26 -08:00
committed by GitHub
parent d400a64b9a
commit 34ed93d57c
12 changed files with 339 additions and 169 deletions
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4
sdk/src/sysvar/mod.rs
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@@ -71,10 +71,10 @@ pub trait Sysvar:
bincode::serialize_into(&mut account.data[..], self).ok()
}
fn from_account_info(account_info: &AccountInfo) -> Option<Self> {
bincode::deserialize(&account_info.data).ok()
bincode::deserialize(&account_info.m.borrow().data).ok()
}
fn to_account_info(&self, account_info: &mut AccountInfo) -> Option<()> {
bincode::serialize_into(&mut account_info.data[..], self).ok()
bincode::serialize_into(&mut account_info.m.borrow_mut().data[..], self).ok()
}
fn from_keyed_account(keyed_account: &KeyedAccount) -> Result<Self, InstructionError> {
if !Self::check_id(keyed_account.unsigned_key()) {