RING_MASK - Haiku

Symbol: RING_MASK

src/kits/shared/MemoryRingIO.cpp

fReadAtNext = RING_MASK(fReadAtNext + size);

src/kits/shared/MemoryRingIO.cpp

fWriteAtNext = RING_MASK(fWriteAtNext + size);

src/kits/shared/MemoryRingIO.cpp

fWriteAtNext = RING_MASK(availableBytes);

src/kits/shared/MemoryRingIO.cpp

return RING_MASK(fWriteAtNext - fReadAtNext);