man/man9f/ddi_get_pid.9f

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 DDI_GET_PID 9F "Feb 18, 1998"
 NAME
ddi_get_pid - returns the process ID
 SYNOPSIS

#include <sys/types.h>
#include <sys/ddi.h>
#include <sys/sunddi.h>


pid_t ddi_get_pid(void);


 INTERFACE LEVEL

Solaris DDI specific (Solaris DDI).
 DESCRIPTION

ddi_get_pid() obtains the process ID of the current process. This
value can be used to allow only a select process to perform a certain
operation. It can also be used to determine whether a device context belongs to
the current process.
 RETURN VALUES

ddi_get_pid() returns the process ID.
 CONTEXT

 This routine can be called from user context only.
 SEE ALSO

drv_getparm(9F)

Writing Device Drivers

 STREAMS Programming Guide