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Add a version field to blobs (#5057)

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This commit is contained in:
Sagar Dhawan
2019-07-12 13:43:19 -07:00
committed by GitHub
parent 4a02914b30
commit 7aecb87bce
3 changed files with 19 additions and 2 deletions
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17
core/src/packet.rs
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@@ -386,7 +386,8 @@ macro_rules! range {
const SIGNATURE_RANGE: std::ops::Range<usize> = range!(0, Signature);
const FORWARDED_RANGE: std::ops::Range<usize> = range!(SIGNATURE_RANGE.end, bool);
const PARENT_RANGE: std::ops::Range<usize> = range!(FORWARDED_RANGE.end, u64);
const SLOT_RANGE: std::ops::Range<usize> = range!(PARENT_RANGE.end, u64);
const VERSION_RANGE: std::ops::Range<usize> = range!(PARENT_RANGE.end, u64);
const SLOT_RANGE: std::ops::Range<usize> = range!(VERSION_RANGE.end, u64);
const INDEX_RANGE: std::ops::Range<usize> = range!(SLOT_RANGE.end, u64);
const ID_RANGE: std::ops::Range<usize> = range!(INDEX_RANGE.end, Pubkey);
const FLAGS_RANGE: std::ops::Range<usize> = range!(ID_RANGE.end, u32);
@@ -438,6 +439,12 @@ impl Blob {
pub fn set_parent(&mut self, ix: u64) {
LittleEndian::write_u64(&mut self.data[PARENT_RANGE], ix);
}
pub fn version(&self) -> u64 {
LittleEndian::read_u64(&self.data[VERSION_RANGE])
}
pub fn set_version(&mut self, version: u64) {
LittleEndian::write_u64(&mut self.data[VERSION_RANGE], version);
}
pub fn slot(&self) -> u64 {
LittleEndian::read_u64(&self.data[SLOT_RANGE])
}
@@ -938,4 +945,12 @@ mod tests {
packets.reset();
assert_eq!(packets.packets.len(), 0);
}
#[test]
fn test_version() {
let mut b = Blob::default();
assert_eq!(b.version(), 0);
b.set_version(1);
assert_eq!(b.version(), 1);
}
}