meiSqNodeSegmentUserDataSet

Declaration

	long meiSqNodeSegmentUserDataSet(MEISqNode node, long segment, MEISqNodeSegmentUserData *data);
	Required Header: stdmei.h Change History: Added in the 03.02.00

Description

Modules attached to a SQID node have a small section of non-volatile memory that can be used for any purpose by the user. meiSqNodeSegmentUserDataSet changes the user data stored on a segment on a SynqNet node.

node	a handle to a SynqNet node object.
segment	the index of the slice/module attached to this SynqNet node. For more information, please see the Overview of MPI I/O.
data	a pointer to the new user data.

Return Values
MPIMessageOK

Sample Code

The following MPI code changes the contents on the non-volatile memory to a string:

MEISqNodeSegmentUserData nodeData;

strncpy( nodeData.data, “test” , MEISqNodeUserDATA_CHAR_MAX );

meiSqNodeSegmentUserDataSet( sqNode1, 0,&nodeData );