use std::os::raw::{c_int, c_char};
pub enum botan_block_cipher_struct {}
pub type botan_block_cipher_t = *mut botan_block_cipher_struct;
extern "C" {
pub fn botan_block_cipher_init(bc: *mut botan_block_cipher_t,
cipher_name: *const c_char) -> c_int;
pub fn botan_block_cipher_destroy(bc: botan_block_cipher_t) -> c_int;
pub fn botan_block_cipher_name(bc: botan_block_cipher_t, name: *mut c_char, name_len: *mut usize) -> c_int;
pub fn botan_block_cipher_get_keyspec(bc: botan_block_cipher_t,
min_keylen: *mut usize,
max_keylen: *mut usize,
mod_keylen: *mut usize) -> c_int;
pub fn botan_block_cipher_clear(bc: botan_block_cipher_t) -> c_int;
pub fn botan_block_cipher_set_key(bc: botan_block_cipher_t,
key: *const u8,
len: usize) -> c_int;
pub fn botan_block_cipher_block_size(bc: botan_block_cipher_t) -> c_int;
pub fn botan_block_cipher_encrypt_blocks(bc: botan_block_cipher_t,
input: *const u8,
output: *mut u8,
blocks: usize) -> c_int;
pub fn botan_block_cipher_decrypt_blocks(bc: botan_block_cipher_t,
input: *const u8,
output: *mut u8,
blocks: usize) -> c_int;
}