Function nrfxlib_sys::ocrypto_hkdf_sha256
source · pub unsafe extern "C" fn ocrypto_hkdf_sha256(
r: *mut u8,
r_len: usize,
key: *const u8,
key_len: usize,
salt: *const u8,
salt_len: usize,
info: *const u8,
info_len: usize
)
Expand description
HKDF-SHA256 algorithm.
A new pseudo-random key of length * r_len
- is derived from an input key
-
key
- , a salt *salt
- and additional information *info
- . The new key is put into *r
- . -
r
- Output key. -
r_len
- Length of *r
- . -
key
- Input key. -
key_len
- Length of *key
- . -
salt
- Salt. -
salt_len
- Length of salt *salt
- . -
info
- Additional information. -
info_len
- Length of *info
- .