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set_data_from_slice (#15854)

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* data_ensure_equal_to_slice

* rename and change to copy
This commit is contained in:
Jeff Washington (jwash)
2021-03-16 16:56:26 -05:00
committed by GitHub
parent 654449ce91
commit 806bfdd67b
2 changed files with 38 additions and 6 deletions
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9
programs/bpf_loader/src/serialization.rs
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@ -136,8 +136,7 @@ pub fn deserialize_parameters_unaligned(
let end = start + keyed_account.data_len()?;
keyed_account
.try_account_ref_mut()?
.data_as_mut_slice()
.clone_from_slice(&buffer[start..end]);
.set_data_from_slice(&buffer[start..end]);
start += keyed_account.data_len()? // data
+ size_of::<Pubkey>() // owner
+ size_of::<u8>() // executable
@ -263,12 +262,10 @@ pub fn deserialize_parameters_aligned(
if post_len != pre_len
&& (post_len.saturating_sub(pre_len)) <= MAX_PERMITTED_DATA_INCREASE
{
account.data.resize(post_len, 0);
data_end = start + post_len;
}
account
.data_as_mut_slice()
.clone_from_slice(&buffer[start..data_end]);
account.set_data_from_slice(&buffer[start..data_end]);
start += pre_len + MAX_PERMITTED_DATA_INCREASE; // data
start += (start as *const u8).align_offset(align_of::<u128>());
start += size_of::<u64>(); // rent_epoch