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#[repr(C)]
#[derive(Copy, Clone)]
pub struct crypto_auth_hmacsha256_state {
ictx: crypto_hash_sha256_state,
octx: crypto_hash_sha256_state,
}
pub const crypto_auth_hmacsha256_BYTES: usize = 32;
pub const crypto_auth_hmacsha256_KEYBYTES: usize = 32;
extern {
pub fn crypto_auth_hmacsha256_bytes() -> size_t;
pub fn crypto_auth_hmacsha256_keybytes() -> size_t;
pub fn crypto_auth_hmacsha256(
a: *mut [u8; crypto_auth_hmacsha256_BYTES],
m: *const u8,
mlen: c_ulonglong,
k: *const [u8; crypto_auth_hmacsha256_KEYBYTES]) -> c_int;
pub fn crypto_auth_hmacsha256_verify(
a: *const [u8; crypto_auth_hmacsha256_BYTES],
m: *const u8,
mlen: c_ulonglong,
k: *const [u8; crypto_auth_hmacsha256_KEYBYTES]) -> c_int;
pub fn crypto_auth_hmacsha256_init(
state: *mut crypto_auth_hmacsha256_state,
key: *const u8,
keylen: size_t) -> c_int;
pub fn crypto_auth_hmacsha256_update(
state: *mut crypto_auth_hmacsha256_state,
m: *const u8,
mlen: c_ulonglong) -> c_int;
pub fn crypto_auth_hmacsha256_final(
state: *mut crypto_auth_hmacsha256_state,
a: *mut [u8; crypto_auth_hmacsha256_BYTES]) -> c_int;
}
#[test]
fn test_crypto_auth_hmacsha256_bytes() {
assert!(unsafe { crypto_auth_hmacsha256_bytes() as usize } ==
crypto_auth_hmacsha256_BYTES)
}
#[test]
fn test_crypto_auth_hmacsha256_keybytes() {
assert!(unsafe { crypto_auth_hmacsha256_keybytes() as usize } ==
crypto_auth_hmacsha256_KEYBYTES)
}