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rust-secp256k1-unsafe-fast
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Merge pull request #111 from elichai/display 

Removed ffi call from Display implementation
This commit is contained in:
Andrew Poelstra 2019-05-21 20:22:00 +00:00 committed by GitHub
parent 0bf88fe444 be457afdae
commit 5d9faf2023
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1 changed files with 3 additions and 13 deletions
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16
src/lib.rs
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@ -179,19 +179,9 @@ fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
impl fmt::Display for Signature { impl fmt::Display for Signature {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
let mut v = [0; 72]; let sig = self.serialize_der();
let mut len = v.len() as usize; for v in sig.iter() {
unsafe { write!(f, "{:02x}", v)?;
let err = ffi::secp256k1_ecdsa_signature_serialize_der(
ffi::secp256k1_context_no_precomp,
v.as_mut_ptr(),
&mut len,
self.as_ptr()
);
debug_assert!(err == 1);
}
for i in 0..len {
write!(f, "{:02x}", v[i])?;
} }
Ok(()) Ok(())
} }