diff options
Diffstat (limited to 'ipsec-tools/src/racoon/missing/crypto/rijndael/rijndael-api-fst.h')
| -rw-r--r-- | ipsec-tools/src/racoon/missing/crypto/rijndael/rijndael-api-fst.h | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/ipsec-tools/src/racoon/missing/crypto/rijndael/rijndael-api-fst.h b/ipsec-tools/src/racoon/missing/crypto/rijndael/rijndael-api-fst.h new file mode 100644 index 00000000..1d76a210 --- /dev/null +++ b/ipsec-tools/src/racoon/missing/crypto/rijndael/rijndael-api-fst.h @@ -0,0 +1,105 @@ +/* $NetBSD: rijndael-api-fst.h,v 1.4 2006/09/09 16:22:36 manu Exp $ */ + +/* $KAME: rijndael-api-fst.h,v 1.1.1.1 2001/08/08 09:56:27 sakane Exp $ */ + +/* + * rijndael-api-fst.h v2.3 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 + +#include <crypto/rijndael/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. +*/ + +/* The structure for key information */ +typedef struct { + u_int8_t 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 */ + union { + u_int8_t xkS8[RIJNDAEL_MAXROUNDS+1][4][4]; /* key schedule */ + u_int32_t xkS32[RIJNDAEL_MAXROUNDS+1][4]; /* key schedule */ + } xKeySched; +#define keySched xKeySched.xkS8 +} keyInstance; + +/* The structure for cipher information */ +typedef struct { /* changed order of the components */ + u_int8_t mode; /* MODE_ECB, MODE_CBC, or MODE_CFB1 */ + u_int8_t 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 rijndael_makeKey(keyInstance *key, u_int8_t direction, int keyLen, char *keyMaterial); + +int rijndael_cipherInit(cipherInstance *cipher, u_int8_t mode, char *IV); + +int rijndael_blockEncrypt(cipherInstance *cipher, keyInstance *key, + u_int8_t *input, int inputLen, u_int8_t *outBuffer); + +int rijndael_padEncrypt(cipherInstance *cipher, keyInstance *key, + u_int8_t *input, int inputOctets, u_int8_t *outBuffer); + +int rijndael_blockDecrypt(cipherInstance *cipher, keyInstance *key, + u_int8_t *input, int inputLen, u_int8_t *outBuffer); + +int rijndael_padDecrypt(cipherInstance *cipher, keyInstance *key, + u_int8_t *input, int inputOctets, u_int8_t *outBuffer); + +#ifdef INTERMEDIATE_VALUE_KAT +int rijndael_cipherUpdateRounds(cipherInstance *cipher, keyInstance *key, + u_int8_t *input, int inputLen, u_int8_t *outBuffer, int Rounds); +#endif /* INTERMEDIATE_VALUE_KAT */ + +#endif /* __RIJNDAEL_API_FST_H */ |