| … | |
… | |
| 120 | DWORD cipherSig; /* set to VALID_SIG by cipherInit() */ |
120 | DWORD cipherSig; /* set to VALID_SIG by cipherInit() */ |
| 121 | DWORD iv32[BLOCK_SIZE/32]; /* CBC IV bytes arranged as dwords */ |
121 | DWORD iv32[BLOCK_SIZE/32]; /* CBC IV bytes arranged as dwords */ |
| 122 | } cipherInstance; |
122 | } cipherInstance; |
| 123 | |
123 | |
| 124 | /* Function protoypes */ |
124 | /* Function protoypes */ |
| 125 | int makeKey(keyInstance *key, BYTE direction, int keyLen, char *keyMaterial); |
125 | static int makeKey(keyInstance *key, BYTE direction, int keyLen, char *keyMaterial); |
| 126 | |
126 | |
| 127 | int cipherInit(cipherInstance *cipher, BYTE mode, char *IV); |
127 | static int cipherInit(cipherInstance *cipher, BYTE mode, char *IV); |
| 128 | |
128 | |
| 129 | int blockEncrypt(cipherInstance *cipher, keyInstance *key, BYTE *input, |
129 | static int blockEncrypt(cipherInstance *cipher, keyInstance *key, BYTE *input, |
| 130 | int inputLen, BYTE *outBuffer); |
130 | int inputLen, BYTE *outBuffer); |
| 131 | |
131 | |
| 132 | int blockDecrypt(cipherInstance *cipher, keyInstance *key, BYTE *input, |
132 | static int blockDecrypt(cipherInstance *cipher, keyInstance *key, BYTE *input, |
| 133 | int inputLen, BYTE *outBuffer); |
133 | int inputLen, BYTE *outBuffer); |
| 134 | |
134 | |
| 135 | int reKey(keyInstance *key); /* do key schedule using modified key.keyDwords */ |
135 | static int reKey(keyInstance *key); /* do key schedule using modified key.keyDwords */ |
| 136 | |
136 | |
| 137 | /* API to check table usage, for use in ECB_TBL KAT */ |
137 | /* API to check table usage, for use in ECB_TBL KAT */ |
| 138 | #define TAB_DISABLE 0 |
138 | #define TAB_DISABLE 0 |
| 139 | #define TAB_ENABLE 1 |
139 | #define TAB_ENABLE 1 |
| 140 | #define TAB_RESET 2 |
140 | #define TAB_RESET 2 |
| 141 | #define TAB_QUERY 3 |
141 | #define TAB_QUERY 3 |
| 142 | #define TAB_MIN_QUERY 50 |
142 | #define TAB_MIN_QUERY 50 |
| 143 | int TableOp(int op); |
143 | static int TableOp(int op); |
| 144 | |
144 | |
| 145 | |
145 | |
| 146 | #define CONST /* helpful C++ syntax sugar, NOP for ANSI C */ |
146 | #define CONST /* helpful C++ syntax sugar, NOP for ANSI C */ |
| 147 | |
147 | |
| 148 | #if BLOCK_SIZE == 128 /* optimize block copies */ |
148 | #if BLOCK_SIZE == 128 /* optimize block copies */ |
| … | |
… | |
| 192 | #include <stdlib.h> |
192 | #include <stdlib.h> |
| 193 | #include <time.h> |
193 | #include <time.h> |
| 194 | #include <string.h> |
194 | #include <string.h> |
| 195 | |
195 | |
| 196 | #define MAX_BLK_CNT 4 /* max # blocks per call in TestTwofish */ |
196 | #define MAX_BLK_CNT 4 /* max # blocks per call in TestTwofish */ |
| 197 | int TestTwofish(int mode,int keySize) /* keySize must be 128, 192, or 256 */ |
197 | static int TestTwofish(int mode,int keySize) /* keySize must be 128, 192, or 256 */ |
| 198 | { /* return 0 iff test passes */ |
198 | { /* return 0 iff test passes */ |
| 199 | keyInstance ki; /* key information, including tables */ |
199 | keyInstance ki; /* key information, including tables */ |
| 200 | cipherInstance ci; /* keeps mode (ECB, CBC) and IV */ |
200 | cipherInstance ci; /* keeps mode (ECB, CBC) and IV */ |
| 201 | BYTE plainText[MAX_BLK_CNT*(BLOCK_SIZE/8)]; |
201 | BYTE plainText[MAX_BLK_CNT*(BLOCK_SIZE/8)]; |
| 202 | BYTE cipherText[MAX_BLK_CNT*(BLOCK_SIZE/8)]; |
202 | BYTE cipherText[MAX_BLK_CNT*(BLOCK_SIZE/8)]; |
