| 255 | |
| 256 | |
| 257 | void* SubAllocator::ExpandUnits(void* OldPtr,int OldNU) |
| 258 | { |
| 259 | int i0=Units2Indx[OldNU-1], i1=Units2Indx[OldNU-1+1]; |
| 260 | if (i0 == i1) |
| 261 | return OldPtr; |
| 262 | void* ptr=AllocUnits(OldNU+1); |
| 263 | if ( ptr ) |
| 264 | { |
| 265 | memcpy(ptr,OldPtr,U2B(OldNU)); |
| 266 | InsertNode(OldPtr,i0); |
| 267 | } |
| 268 | return ptr; |
| 269 | } |
| 270 | |
| 271 | |
| 272 | void* SubAllocator::ShrinkUnits(void* OldPtr,int OldNU,int NewNU) |