Mtmicrclosedevice, Parameters, Return values – MagTek Excella STX99875340 User Manual

Page 27: Remarks, Example

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Section 3. Excella API

17

MTMICRCloseDevice


MTMICRCloseDevice
function closes the device with the given device name.

ULONG MTMICRCloseDevice (

char

*pcDevName

);

Parameters


pcDevName

Pointer to null terminated string containing the name of the device to close. This is the

device that is

previously opened

using function MTMICROpenDevice.

Return Values


MICR_ST_OK
MICR_ST_BAD_DEVICE_NAME
MICR_ST_DEVICE_NOT_FOUND

Remarks


If the pcDevName is NULL, the return value is MICR_ST_BAD_DEVICE_NAME.

Example


#define DEVICE_NAME_LEN 128
int i=1;
DWORD dwResult;
char pcDevName[DEVICE_NAME_LEN]="";

// Get the device name at device number “i”
while ((dwResult = MTMICRGetDevice(i,(char*) pcDevName)) != MICR_ST_DEVICE_NOT_FOUND)
{
// Success in getting the device name

// Open this device
if (MTMICROpenDevice (pcDevName) == MICR_ST_OK)
{
// Now close this device
MTMICRCloseDevice (pcDevName);
}
else
{

// Error while opening this device.

}

i++;
}

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