Cross Reference: /vbox/src/VBox/Additions/WINNT/Graphics/Wine/libWine/mmap.c

Lines Matching defs:area
253  * Reserve as much memory as possible in the given area.
327  * Reserve the DOS area (0x00000000-0x00110000).
353     struct reserved_area *area;
368     /* check for a reserved area starting at the user space limit */
372         area = LIST_ENTRY( ptr, struct reserved_area, entry );
373         if ((char *)area->base > user_space_limit) break;
374         if ((char *)area->base + area->size > user_space_limit)
376             user_space_limit = (char *)area->base + area->size;
397     /* reserve the DOS area if not already done */
402         area = LIST_ENTRY( ptr, struct reserved_area, entry );
403         if (!area->base) return;  /* already reserved */
420     struct reserved_area *area;
427         area = LIST_ENTRY( ptr, struct reserved_area, entry );
428         if (area->base > addr)
431             if ((char *)addr + size == (char *)area->base)
433                 area->base = addr;
434                 area->size += size;
439         else if ((char *)area->base + area->size == (char *)addr)
442             area->size += size;
450                     area->size += next->size;
459     if ((area = malloc( sizeof(*area) )))
461         area->base = addr;
462         area->size = size;
463         list_add_before( ptr, &area->entry );
479     struct reserved_area *area;
485     /* find the first area covering address */
488         area = LIST_ENTRY( ptr, struct reserved_area, entry );
489         if ((char *)area->base >= (char *)addr + size) break;  /* outside the range */
490         if ((char *)area->base + area->size > (char *)addr)  /* overlaps range */
492             if (area->base >= addr)
494                 if ((char *)area->base + area->size > (char *)addr + size)
496                     /* range overlaps beginning of area only -> shrink area */
497                     if (unmap) munmap( area->base, (char *)addr + size - (char *)area->base );
498                     area->size -= (char *)addr + size - (char *)area->base;
499                     area->base = (char *)addr + size;
504                     /* range contains the whole area -> remove area completely */
506                     if (unmap) munmap( area->base, area->size );
507                     list_remove( &area->entry );
508                     free( area );
514                 if ((char *)area->base + area->size > (char *)addr + size)
516                     /* range is in the middle of area -> split area in two */
521                         new_area->size = (char *)area->base + area->size - (char *)new_area->base;
524                     else size = (char *)area->base + area->size - (char *)addr;
525                     area->size = (char *)addr - (char *)area->base;
531                     /* range overlaps end of area only -> shrink area */
532                     if (unmap) munmap( addr, (char *)area->base + area->size - (char *)addr );
533                     area->size = (char *)addr - (char *)area->base;
545  * Check if the specified range is included in a reserved area.
554     struct reserved_area *area;
559         area = LIST_ENTRY( ptr, struct reserved_area, entry );
560         if (area->base > addr) break;
561         if ((char *)area->base + area->size <= (char *)addr) continue;
562         /* area must contain block completely */
563         if ((char *)area->base + area->size < (char *)addr + size) return -1;
589             struct reserved_area *area = LIST_ENTRY( ptr, struct reserved_area, entry );
590             if ((ret = enum_func( area->base, area->size, arg ))) break;
597             struct reserved_area *area = LIST_ENTRY( ptr, struct reserved_area, entry );
598             if ((ret = enum_func( area->base, area->size, arg ))) break;