Content-type: text/html Man page of bzero

bzero

Section: Kernel Functions for Drivers (9F)
Updated: 16 Jan 2006
Index Return to Main Contents
 

NAME

bzero - clear memory for a given number of bytes  

SYNOPSIS

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

void bzero(void *addr, size_t bytes);  

INTERFACE LEVEL

Architecture independent level 1 (DDI/DKI).  

PARAMETERS

addr Starting virtual address of memory to be cleared.

bytes The number of bytes to clear starting at addr.

 

DESCRIPTION

The bzero() function clears a contiguous portion of memory by filling it with zeros.  

CONTEXT

The bzero() function can be called from user, interrupt, or kernel context.  

SEE ALSO

bcopy(9F), clrbuf(9F), kmem_zalloc(9F)

Writing Device Drivers  

WARNINGS

The address range specified must be within the kernel space. No range checking is done. If an address outside of the kernel space is selected, the driver may corrupt the system in an unpredictable way.


 

Index

NAME
SYNOPSIS
INTERFACE LEVEL
PARAMETERS
DESCRIPTION
CONTEXT
SEE ALSO
WARNINGS

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Time: 02:39:37 GMT, October 02, 2010