Intermec 700 - Manual (Page 279)

Programming — Chapter 7
255 700 Series Color Mobile Computer User’s Manual
IOCTL_HAL_ITC_WRITE_SYSPARM
Describes and enables the registry save location.
Usage
#include “oemioctl.h”
Syntax
BOOL KernelIoControl( IOCTL_HAL_ITC_WRITE_SYSPARM,LPVOID
lpInBuf,DWORD nInBufSize, LPVOID lpOutBuf, DWORD
nOutBufSize, LPDWORD lpBytesReturned );
Parameters
lpInBuf A single byte that may be one of the id values. See “ID Field Values”
on the next page.
nInBufSize Must be set to the size of the lpInBuf in bytes.
lpOutBuf Must point to a buffer large enough to hold the data to be written
to the non-volatile data store.
nOutBufSize The size of lpOutBuf in bytes.
lpBytesReturned The number of bytes returned by the function.
Return Values
Returns TRUE if function succeeds. Returns FALSE if the function fails.
GetLastError() may be used to get the error value. Either
ERROR_INVALID_PARAMETER or
ERROR_INSUFFICIENT_BUFFER may be returned when this function
is used to get the error.