Function secp256k1_sys::secp256k1_ec_pubkey_parse

pub unsafe extern "C" fn secp256k1_ec_pubkey_parse(
    cx: *const Context,
    pk: *mut PublicKey,
    input: *const c_uchar,
    in_len: size_t
) -> c_int

Available on non-secp256k1_fuzz only.