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Add native_token module to sdk (#6192)

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This commit is contained in:
Justin Starry
2019-10-01 13:53:28 -04:00
committed by GitHub
parent 214c041bf7
commit a6363e56b6
5 changed files with 16 additions and 10 deletions
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1
sdk/src/lib.rs
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@ -10,6 +10,7 @@ pub mod instruction_processor_utils;
pub mod loader_instruction;
pub mod message;
pub mod native_loader;
pub mod native_token;
pub mod packet;
pub mod poh_config;
pub mod pubkey;

12
sdk/src/native_token.rs Normal file
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@ -0,0 +1,12 @@
/// There are 2^34 lamports in one sol
pub const SOL_LAMPORTS: u64 = 17_179_869_184;
/// Approximately convert fractional native tokens (lamports) into native tokens (sol)
pub fn lamports_to_sol(lamports: u64) -> f64 {
lamports as f64 / SOL_LAMPORTS as f64
}
/// Approximately convert native tokens (sol) into fractional native tokens (lamports)
pub fn sol_to_lamports(sol: f64) -> u64 {
(sol * SOL_LAMPORTS as f64) as u64
}