comparison: src/mempool.c
src/mempool.c
- changeset 1283
- 89935fea4b7c
- parent 1281
- 45746a08c59e
- child 1318
- 12fa1d37fe48
equal
deleted
inserted
replaced
| 1282:0c8077f67e54 | 1283:89935fea4b7c |
|---|---|
| 253 // safety check | 253 // safety check |
| 254 if (source == dest) return 1; | 254 if (source == dest) return 1; |
| 255 | 255 |
| 256 // ensure enough capacity in the destination pool | 256 // ensure enough capacity in the destination pool |
| 257 if (cx_mempool_ensure_capacity(dest, dest->size + source->size + 1)) { | 257 if (cx_mempool_ensure_capacity(dest, dest->size + source->size + 1)) { |
| 258 return 1; | 258 return 1; // LCOV_EXCL_LINE |
| 259 } | 259 } |
| 260 | 260 |
| 261 // allocate a replacement allocator for the source pool | 261 // allocate a replacement allocator for the source pool |
| 262 CxAllocator *new_source_allocator = malloc(sizeof(CxAllocator)); | 262 CxAllocator *new_source_allocator = malloc(sizeof(CxAllocator)); |
| 263 if (new_source_allocator == NULL) { // LCOV_EXCL_START | 263 if (new_source_allocator == NULL) { // LCOV_EXCL_START |
| 281 memset(source->data, 0, source->size * sizeof(source->data[0])); | 281 memset(source->data, 0, source->size * sizeof(source->data[0])); |
| 282 source->size = 0; | 282 source->size = 0; |
| 283 | 283 |
| 284 return 0; | 284 return 0; |
| 285 } | 285 } |
| 286 | |
| 287 int cxMempoolTransferObject( | |
| 288 CxMempool *source, | |
| 289 CxMempool *dest, | |
| 290 const void *obj | |
| 291 ) { | |
| 292 // safety check | |
| 293 if (source == dest) return 1; | |
| 294 | |
| 295 // first, make sure that the dest pool can take the object | |
| 296 if (cx_mempool_ensure_capacity(dest, dest->size + 1)) { | |
| 297 return 1; // LCOV_EXCL_LINE | |
| 298 } | |
| 299 // search for the object | |
| 300 for (size_t i = 0; i < source->size; i++) { | |
| 301 struct cx_mempool_memory_s *mem = source->data[i]; | |
| 302 if (mem->c == obj) { | |
| 303 // remove from the source pool | |
| 304 size_t last_index = source->size - 1; | |
| 305 if (i != last_index) { | |
| 306 source->data[i] = source->data[last_index]; | |
| 307 source->data[last_index] = NULL; | |
| 308 } | |
| 309 source->size--; | |
| 310 // add to the target pool | |
| 311 dest->data[dest->size++] = mem; | |
| 312 return 0; | |
| 313 } | |
| 314 } | |
| 315 // not found | |
| 316 return 1; | |
| 317 } |
