| 289 | } |
| 290 | |
| 291 | inline void FPERM(word32 &left, word32 &right) |
| 292 | { |
| 293 | word32 work; |
| 294 | |
| 295 | right = rotr(right, 1U); |
| 296 | work = (left ^ right) & 0xaaaaaaaa; |
| 297 | right ^= work; |
| 298 | left = rotr(left^work, 9U); |
| 299 | work = (left ^ right) & 0x00ff00ff; |
| 300 | right ^= work; |
| 301 | left = rotl(left^work, 6U); |
| 302 | work = (left ^ right) & 0x33333333; |
| 303 | right ^= work; |
| 304 | left = rotl(left^work, 18U); |
| 305 | work = (left ^ right) & 0xffff0000; |
| 306 | right ^= work; |
| 307 | left = rotl(left^work, 20U); |
| 308 | work = (left ^ right) & 0xf0f0f0f0; |
| 309 | right ^= work; |
| 310 | left = rotr(left^work, 4U); |
| 311 | } |
| 312 | |
| 313 | // Encrypt or decrypt a block of data in ECB mode |
| 314 | void DES::ProcessBlock(const byte *inBlock, byte * outBlock) |
no test coverage detected