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Return Option from group

This commit is contained in:
Steven Fackler 2016-11-16 15:45:15 -08:00
parent e58dda8990
commit 8b60d4a3c2
1 changed files with 6 additions and 3 deletions
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9
openssl/src/ec.rs
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@ -238,11 +238,14 @@ impl EcKeyRef {
private_key_to_pem!(ffi::PEM_write_bio_ECPrivateKey);
private_key_to_der!(ffi::i2d_ECPrivateKey);
pub fn group(&self) -> &EcGroupRef {
pub fn group(&self) -> Option<&EcGroupRef> {
unsafe {
let ptr = ffi::EC_KEY_get0_group(self.as_ptr());
assert!(!ptr.is_null());
EcGroupRef::from_ptr(ptr as *mut _)
if ptr.is_null() {
None
} else {
Some(EcGroupRef::from_ptr(ptr as *mut _))
}
}
}