Function PKCS5_PBKDF2_HMAC

pub unsafe extern "C" fn PKCS5_PBKDF2_HMAC(
    pass: *const i8,
    passlen: i32,
    salt: *const u8,
    saltlen: i32,
    iter: i32,
    digest: *const evp_md_st,
    keylen: i32,
    out: *mut u8,
) -> i32