1*8875bbf2Smarkus /** 2*8875bbf2Smarkus * rijndael-alg-fst.h 3*8875bbf2Smarkus * 4*8875bbf2Smarkus * @version 3.0 (December 2000) 5*8875bbf2Smarkus * 6*8875bbf2Smarkus * Optimised ANSI C code for the Rijndael cipher (now AES) 7*8875bbf2Smarkus * 8*8875bbf2Smarkus * @author Vincent Rijmen <vincent.rijmen@esat.kuleuven.ac.be> 9*8875bbf2Smarkus * @author Antoon Bosselaers <antoon.bosselaers@esat.kuleuven.ac.be> 10*8875bbf2Smarkus * @author Paulo Barreto <paulo.barreto@terra.com.br> 11*8875bbf2Smarkus * 12*8875bbf2Smarkus * This code is hereby placed in the public domain. 13*8875bbf2Smarkus * 14*8875bbf2Smarkus * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ''AS IS'' AND ANY EXPRESS 15*8875bbf2Smarkus * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 16*8875bbf2Smarkus * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17*8875bbf2Smarkus * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE 18*8875bbf2Smarkus * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 19*8875bbf2Smarkus * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 20*8875bbf2Smarkus * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 21*8875bbf2Smarkus * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 22*8875bbf2Smarkus * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 23*8875bbf2Smarkus * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 24*8875bbf2Smarkus * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2506ed33c6Sstevesk */ 26*8875bbf2Smarkus #ifndef __RIJNDAEL_H 27*8875bbf2Smarkus #define __RIJNDAEL_H 285df83cf4Sderaadt 29*8875bbf2Smarkus #define MAXKC (256/32) 30*8875bbf2Smarkus #define MAXKB (256/8) 31*8875bbf2Smarkus #define MAXNR 14 326b24b8a0Sprovos 33*8875bbf2Smarkus typedef unsigned char u8; 34*8875bbf2Smarkus typedef unsigned short u16; 35*8875bbf2Smarkus typedef unsigned int u32; 366b24b8a0Sprovos 37*8875bbf2Smarkus /* The structure for key information */ 38*8875bbf2Smarkus typedef struct { 396b24b8a0Sprovos int decrypt; 40*8875bbf2Smarkus int Nr; /* key-length-dependent number of rounds */ 41*8875bbf2Smarkus u32 ek[4*(MAXNR + 1)]; /* encrypt key schedule */ 42*8875bbf2Smarkus u32 dk[4*(MAXNR + 1)]; /* decrypt key schedule */ 436b24b8a0Sprovos } rijndael_ctx; 446b24b8a0Sprovos 45*8875bbf2Smarkus void rijndael_set_key(rijndael_ctx *, u_char *, int, int); 46*8875bbf2Smarkus void rijndael_decrypt(rijndael_ctx *, u_char *, u_char *); 47*8875bbf2Smarkus void rijndael_encrypt(rijndael_ctx *, u_char *, u_char *); 486b24b8a0Sprovos 49*8875bbf2Smarkus #endif /* __RIJNDAEL_H */ 50