/usr/include/uclmmbase/rijndael-api-fst.h is in libuclmmbase1-dev 1.2.16.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* rijndael-api-fst.h v2.4 April '2000
*
* Optimised ANSI C code
*
* #define INTERMEDIATE_VALUE_KAT to generate the Intermediate Value Known Answer Test.
*/
#ifndef __RIJNDAEL_API_FST_H
#define __RIJNDAEL_API_FST_H
#if defined(__cplusplus)
extern "C" {
#endif
#include <stdio.h>
#include "rijndael-alg-fst.h"
/* Defines:
Add any additional defines you need
*/
#define DIR_ENCRYPT 0 /* Are we encrpyting? */
#define DIR_DECRYPT 1 /* Are we decrpyting? */
#define MODE_ECB 1 /* Are we ciphering in ECB mode? */
#define MODE_CBC 2 /* Are we ciphering in CBC mode? */
#define MODE_CFB1 3 /* Are we ciphering in 1-bit CFB mode? */
#define TRUE 1
#define FALSE 0
#define BITSPERBLOCK 128 /* Default number of bits in a cipher block */
/* Error Codes - CHANGE POSSIBLE: inclusion of additional error codes */
#define BAD_KEY_DIR -1 /* Key direction is invalid, e.g., unknown value */
#define BAD_KEY_MAT -2 /* Key material not of correct length */
#define BAD_KEY_INSTANCE -3 /* Key passed is not valid */
#define BAD_CIPHER_MODE -4 /* Params struct passed to cipherInit invalid */
#define BAD_CIPHER_STATE -5 /* Cipher in wrong state (e.g., not initialized) */
#define BAD_BLOCK_LENGTH -6
#define BAD_CIPHER_INSTANCE -7
#define BAD_DATA -8 /* Data contents are invalid, e.g., invalid padding */
#define BAD_OTHER -9 /* Unknown error */
/* CHANGE POSSIBLE: inclusion of algorithm specific defines */
#define MAX_KEY_SIZE 64 /* # of ASCII char's needed to represent a key */
#define MAX_IV_SIZE 16 /* # bytes needed to represent an IV */
/* Typedefs:
Typedef'ed data storage elements. Add any algorithm specific
parameters at the bottom of the structs as appropriate.
*/
typedef unsigned char BYTE;
/* The structure for key information */
typedef struct {
BYTE direction; /* Key used for encrypting or decrypting? */
int keyLen; /* Length of the key */
char keyMaterial[MAX_KEY_SIZE+1]; /* Raw key data in ASCII, e.g., user input or KAT values */
/* The following parameters are algorithm dependent, replace or add as necessary */
int ROUNDS; /* key-length-dependent number of rounds */
int blockLen; /* block length */
word8 keySched[MAXROUNDS+1][4][4]; /* key schedule */
} keyInstance;
/* The structure for cipher information */
typedef struct { /* changed order of the components */
BYTE mode; /* MODE_ECB, MODE_CBC, or MODE_CFB1 */
BYTE IV[MAX_IV_SIZE]; /* A possible Initialization Vector for ciphering */
/* Add any algorithm specific parameters needed here */
int blockLen; /* Sample: Handles non-128 bit block sizes (if available) */
} cipherInstance;
/* Function prototypes */
/* CHANGED: nothing
TODO: implement the following extensions to setup 192-bit and 256-bit block lengths:
makeKeyEx(): parameter blockLen added
-- this parameter is absolutely necessary if you want to
setup the round keys in a variable block length setting
cipherInitEx(): parameter blockLen added (for obvious reasons)
*/
int makeKey(keyInstance *key, BYTE direction, int keyLen, char *keyMaterial);
int cipherInit(cipherInstance *cipher, BYTE mode, char *IV);
int blockEncrypt(cipherInstance *cipher, keyInstance *key,
BYTE *input, int inputLen, BYTE *outBuffer);
int padEncrypt(cipherInstance *cipher, keyInstance *key,
BYTE *input, int inputOctets, BYTE *outBuffer);
int blockDecrypt(cipherInstance *cipher, keyInstance *key,
BYTE *input, int inputLen, BYTE *outBuffer);
int padDecrypt(cipherInstance *cipher, keyInstance *key,
BYTE *input, int inputOctets, BYTE *outBuffer);
#ifdef INTERMEDIATE_VALUE_KAT
int cipherUpdateRounds(cipherInstance *cipher, keyInstance *key,
BYTE *input, int inputLen, BYTE *outBuffer, int Rounds);
#endif /* INTERMEDIATE_VALUE_KAT */
#if defined(__cplusplus)
}
#endif
#endif /* __RIJNDAEL_API_FST_H */
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