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Use serialized_size - less fragile

This commit is contained in:
Greg Fitzgerald 2019-01-10 16:47:59 -07:00 committed by Grimes
parent 7341298a11
commit 4f79a8a204
1 changed files with 6 additions and 8 deletions
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14
sdk/src/vote_program.rs
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@ -3,10 +3,9 @@
use crate::native_program::ProgramError;
use crate::pubkey::Pubkey;
use bincode::{deserialize, serialize};
use bincode::{deserialize, serialize, serialized_size};
use byteorder::{ByteOrder, LittleEndian};
use std::collections::VecDeque;
use std::mem;
pub const VOTE_PROGRAM_ID: [u8; 32] = [
132, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
@ -50,12 +49,11 @@ pub struct VoteProgram {
pub fn get_max_size() -> usize {
// Upper limit on the size of the Vote State. Equal to
// sizeof(VoteProgram) + MAX_VOTE_HISTORY * sizeof(Vote) +
// 32 (the size of the Pubkey) + 2 (2 bytes for the size)
mem::size_of::<VoteProgram>()
+ MAX_VOTE_HISTORY * mem::size_of::<Vote>()
+ mem::size_of::<Pubkey>()
+ mem::size_of::<u16>()
// sizeof(VoteProgram) when votes.len() is MAX_VOTE_HISTORY
// + 2 (2 bytes for the size)
let mut vote_program = VoteProgram::default();
vote_program.votes = VecDeque::from(vec![Vote::default(); MAX_VOTE_HISTORY]);
serialized_size(&vote_program).unwrap() as usize + 2
}
impl VoteProgram {