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use cty::{c_int, c_char};
extern "C" {
pub fn botan_pbkdf(pbkdf_algo: *const c_char,
out: *mut u8,
out_len: usize,
passphrase: *const c_char,
salt: *const u8,
salt_len: usize,
iterations: usize) -> c_int;
pub fn botan_pbkdf_timed(pbkdf_algo: *const c_char,
out: *mut u8,
out_len: usize,
passphrase: *const c_char,
salt: *const u8,
salt_len: usize,
milliseconds_to_run: usize,
out_iterations_used: *mut usize) -> c_int;
pub fn botan_pwdhash(algo: *const c_char,
param1: usize,
param2: usize,
param3: usize,
out: *mut u8,
out_len: usize,
passphrase: *const c_char,
passphrase_len: usize,
salt: *const u8,
salt_len: usize) -> c_int;
pub fn botan_pwdhash_timed(algo: *const c_char,
msec: u32,
param1: *mut usize,
param2: *mut usize,
param3: *mut usize,
out: *mut u8,
out_len: usize,
passphrase: *const c_char,
passphrase_len: usize,
salt: *const u8,
salt_len: usize) -> c_int;
pub fn botan_scrypt(out: *mut u8,
out_len: usize,
passphrase: *const c_char,
salt: *const u8,
salt_len: usize,
N: usize,
r: usize,
p: usize) -> c_int;
pub fn botan_kdf(kdf_algo: *const c_char,
out: *mut u8,
out_len: usize,
secret: *const u8,
secret_len: usize,
salt: *const u8,
salt_len: usize,
label: *const u8,
label_len: usize) -> c_int;
}