sunos man page for ioc_convert_from

IOC_CONVERT_FROM(9F)					   Kernel Functions for Drivers 				      IOC_CONVERT_FROM(9F)

NAME
       IOC_CONVERT_FROM - determine if there is a need to translate M_IOCTL contents.

SYNOPSIS
       #include <sys/stream.h>

       uint_t IOC_CONVERT_FROM(struct iocblk *iocp);

INTERFACE LEVEL
       Solaris DDI Specific (Solaris DDI)

PARAMETERS
       iocp	A pointer to the  M_IOCTL control structure.

DESCRIPTION
       The  IOC_CONVERT_FROM  macro  is  used  to see if the contents of the current M_IOCTL message had its origin in a different C Language Type
       Model.

RETURN VALUES
       IOC_CONVERT_FROM() returns the following values:

       IOC_ILP32       This is an LP64 kernel and the  M_IOCTL originated in an ILP32 user process.

       IOC_NONE        The  M_IOCTL message uses the same C Language Type Model as this calling module or driver.

CONTEXT
       IOC_CONVERT_FROM() can be called from user or interrupt context.

SEE ALSO
       ddi_model_convert_from(9F)

       Writing Device Drivers

	STREAMS Programming Guide

SunOS 5.10							    11 Nov 1996 					      IOC_CONVERT_FROM(9F)