/*
* Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ *
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* Please see the License for the specific language governing rights and
* limitations under the License.
*
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
#ifndef _IOMEMORYCURSOR_H
#define _IOMEMORYCURSOR_H
@param fromPosition Starting location of the I/O within a memory descriptor.
@param segments Pointer to an array of IOMemoryCursor::PhysicalSegments for the output physical scatter/gather list.
@param maxSegments Maximum number of segments that can be written to segments array.
- @param maxTransferSize Maximum transfer size is limited to that many bytes, otherwise it defaults to the maximum transfer size specified when the memory cursor was initialized.
+ @param inMaxTransferSize Maximum transfer size is limited to that many bytes, otherwise it defaults to the maximum transfer size specified when the memory cursor was initialized.
@param transferSize Pointer to an IOByteCount variable that can contain the total size of the transfer being described. Defaults to 0 indicating that no transfer size need be returned.
@result If the descriptor is exhausted of memory, a zero is returned, otherwise the number of segments that were filled in is returned.
*/
IOByteCount fromPosition,
PhysicalSegment *segments,
UInt32 maxSegments,
- UInt32 maxTransferSize = 0,
+ UInt32 inMaxTransferSize = 0,
IOByteCount *transferSize = 0)
{
return genPhysicalSegments(descriptor, fromPosition, segments,
- maxSegments, maxTransferSize, transferSize);
+ maxSegments, inMaxTransferSize, transferSize);
}
};
@param fromPosition Starting location of the I/O within a memory descriptor.
@param segments Pointer to an array of IOMemoryCursor::PhysicalSegments for the output physical scatter/gather list.
@param maxSegments Maximum number of segments that can be written to segments array.
- @param maxTransferSize Maximum transfer size is limited to that many bytes, otherwise it defaults to the maximum transfer size specified when the memory cursor was initialized.
+ @param inMaxTransferSize Maximum transfer size is limited to that many bytes, otherwise it defaults to the maximum transfer size specified when the memory cursor was initialized.
@param transferSize Pointer to an IOByteCount variable that can contain the total size of the transfer being described. Defaults to 0 indicating that no transfer size need be returned.
@result If the descriptor is exhausted of memory, a zero is returned, otherwise the number of segments that were filled in is returned.
*/
IOByteCount fromPosition,
PhysicalSegment * segments,
UInt32 maxSegments,
- UInt32 maxTransferSize = 0,
+ UInt32 inMaxTransferSize = 0,
IOByteCount * transferSize = 0)
{
return genPhysicalSegments(descriptor, fromPosition, segments,
- maxSegments, maxTransferSize, transferSize);
+ maxSegments, inMaxTransferSize, transferSize);
}
};
@param fromPosition Starting location of the I/O within a memory descriptor.
@param segments Pointer to an array of IOMemoryCursor::PhysicalSegments for the output physical scatter/gather list.
@param maxSegments Maximum number of segments that can be written to segments array.
- @param maxTransferSize Maximum transfer size is limited to that many bytes, otherwise it defaults to the maximum transfer size specified when the memory cursor was initialized.
+ @param inMaxTransferSize Maximum transfer size is limited to that many bytes, otherwise it defaults to the maximum transfer size specified when the memory cursor was initialized.
@param transferSize Pointer to an IOByteCount variable that can contain the total size of the transfer being described. Defaults to 0 indicating that no transfer size need be returned.
@result If the descriptor is exhausted of memory, a zero is returned, otherwise the number of segments that were filled in is returned.
*/
IOByteCount fromPosition,
PhysicalSegment * segments,
UInt32 maxSegments,
- UInt32 maxTransferSize = 0,
+ UInt32 inMaxTransferSize = 0,
IOByteCount * transferSize = 0)
{
return genPhysicalSegments(descriptor, fromPosition, segments,
- maxSegments, maxTransferSize, transferSize);
+ maxSegments, inMaxTransferSize, transferSize);
}
};
@param fromPosition Starting location of the I/O within a memory descriptor.
@param segments Pointer to an array of DBDMA descriptors for the output physical scatter/gather list. Be warned no room is left for a preamble in the output array. 'segments' should point to the first memory description slot in a DBDMA command.
@param maxSegments Maximum number of segments that can be written to the DBDMA descriptor table.
- @param maxTransferSize Maximum transfer size is limited to that many bytes, otherwise it defaults to the maximum transfer size specified when the memory cursor was initialized.
+ @param inMaxTransferSize Maximum transfer size is limited to that many bytes, otherwise it defaults to the maximum transfer size specified when the memory cursor was initialized.
@param transferSize Pointer to an IOByteCount variable that can contain the total size of the transfer being described. Defaults to 0 indicating that no transfer size need be returned.
@result If the descriptor is exhausted of memory, a zero is returned, otherwise the number of segments that were filled in is returned.
*/
IOByteCount fromPosition,
IODBDMADescriptor * segments,
UInt32 maxSegments,
- UInt32 maxTransferSize = 0,
+ UInt32 inMaxTransferSize = 0,
IOByteCount * transferSize = 0)
{
return genPhysicalSegments(descriptor, fromPosition, segments,
- maxSegments, maxTransferSize, transferSize);
+ maxSegments, inMaxTransferSize, transferSize);
}
};
projects / apple / xnu.git / blobdiff