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| author | Steven Fackler <[email protected]> | 2018-03-16 22:00:59 -0700 |
|---|---|---|
| committer | GitHub <[email protected]> | 2018-03-16 22:00:59 -0700 |
| commit | cf658e4c5c564cf4dc794a00a7bb20ceb0e425e3 (patch) | |
| tree | 21d9cf732de4edb4bf286c24478d030b441fda64 /openssl/src/symm.rs | |
| parent | Merge pull request #874 from rohit-lshift/priv-key-from-num (diff) | |
| parent | Expose additional cipher and digest accessors (diff) | |
| download | rust-openssl-cf658e4c5c564cf4dc794a00a7bb20ceb0e425e3.tar.xz rust-openssl-cf658e4c5c564cf4dc794a00a7bb20ceb0e425e3.zip | |
Merge pull request #875 from Ralith/hash-extras
Expose cipher digests and digest sizes
Diffstat (limited to 'openssl/src/symm.rs')
| -rw-r--r-- | openssl/src/symm.rs | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/openssl/src/symm.rs b/openssl/src/symm.rs index 6b1d0134..a7068584 100644 --- a/openssl/src/symm.rs +++ b/openssl/src/symm.rs @@ -59,6 +59,7 @@ use ffi; use {cvt, cvt_p}; use error::ErrorStack; +use nid::Nid; #[derive(Copy, Clone)] pub enum Mode { @@ -75,6 +76,16 @@ pub enum Mode { pub struct Cipher(*const ffi::EVP_CIPHER); impl Cipher { + /// Looks up the cipher for a certain nid. + /// + /// This corresponds to [`EVP_get_cipherbynid`] + /// + /// [`EVP_get_cipherbynid`]: https://www.openssl.org/docs/man1.0.2/crypto/EVP_get_cipherbyname.html + pub fn from_nid(nid: Nid) -> Option<Cipher> { + let ptr = unsafe { ffi::EVP_get_cipherbyname(ffi::OBJ_nid2sn(nid.as_raw())) }; + if ptr.is_null() { None } else { Some(Cipher(ptr)) } + } + pub fn aes_128_ecb() -> Cipher { unsafe { Cipher(ffi::EVP_aes_128_ecb()) } } |