iokit/Kernel/IOHibernateIO.cpp

130 the data, an offset to the disk and length (block aligned 64 bit numbers), and completion callback.
246 				    IOByteCount offset, addr64_t bytes, IOByteCount length)
251     remaining = length = min(length, md->getLength() - offset);
260         // Clip segment length to remaining
284 				 IOByteCount offset, addr64_t bytes, IOByteCount length)
289     remaining = length = min(length, md->getLength() - offset);
298         // Clip segment length to remaining
459 		    uint64_t deviceOffset, uint64_t length)
473     err = poller->startIO(operation, bufferOffset, deviceOffset + vars->block0, length, completion);
555 file_extent_callback(void * ref, uint64_t start, uint64_t length)
561     extent.length = length;
564     ctx->size += length;
864     while (position >= extentMap->length)
866 	position -= extentMap->length;
871     vars->extentRemaining = extentMap->length - position;
926 	    uint32_t length = (vars->bufferOffset);
931                 && ((vars->position - length) < vars->encryptEnd))
937                 if (encryptLen > length)
938                     encryptLen = length;
939                 encryptStart = length - encryptLen;
972 //if (length != vars->bufferSize) HIBLOG("short write of %qx ends@ %qx\n", length, offset + length);
974 	    err = IOHibernatePollerIO(vars, kIOPolledWrite, vars->bufferHalf, offset, length);
983 		vars->extentRemaining = vars->currentExtent->length;
1052 		vars->extentRemaining = vars->currentExtent->length;
1061 	    uint64_t length;
1066 		length = vars->extentRemaining;
1068 		length = vars->bufferSize;
1069 	    if ((length + vars->position) > vars->readEnd)
1070 	    	length = vars->readEnd - vars->position;
1072 	    vars->lastRead = length;
1073 	    if (length)
1075 //if (length != vars->bufferSize) HIBLOG("short read of %qx ends@ %qx\n", length, offset + length);
1076 		err = IOHibernatePollerIO(vars, kIOPolledRead, vars->bufferHalf, offset, length);
1748 	    regEntry->setProperty((const char *) prop->name, (void *) (prop + 1), prop->length);
1749 //	    HIBPRINT("%s: %s, %d\n", regEntry->getName(), prop->name, prop->length);
1751 	prop = (DeviceTreeNodeProperty *) (((uintptr_t)(prop + 1)) + ((prop->length + 3) & ~3));
2150 		fileExtents[page].start, fileExtents[page].length,
2151 		fileExtents[page].start + fileExtents[page].length);