| 196 | |
| 197 | |
| 198 | unsigned int KernelCache::rsHash(const std::string &key) |
| 199 | { |
| 200 | unsigned int b = 378551; |
| 201 | unsigned int a = 63689; |
| 202 | unsigned int hash = 0; |
| 203 | unsigned int i = 0; |
| 204 | |
| 205 | auto len = key.size(); |
| 206 | |
| 207 | for (i = 0; i < len; i++) |
| 208 | { |
| 209 | hash = hash * a + key[i]; |
| 210 | a = a * b; |
| 211 | } |
| 212 | |
| 213 | return hash; |
| 214 | |
| 215 | } |