solana/programs/vote_api/src/lib.rs

pub mod vote_instruction;
pub mod vote_state;

use solana_sdk::pubkey::Pubkey;

const VOTE_PROGRAM_ID: [u8; 32] = [
    7, 97, 72, 29, 53, 116, 116, 187, 124, 77, 118, 36, 235, 211, 189, 179, 216, 53, 94, 115, 209,
    16, 67, 252, 13, 163, 83, 128, 0, 0, 0, 0,
];

pub fn check_id(program_id: &Pubkey) -> bool {
    program_id.as_ref() == VOTE_PROGRAM_ID
}

pub fn id() -> Pubkey {
    Pubkey::new(&VOTE_PROGRAM_ID)
}