VeriFone MX800 series Programmer's Manual page 112

D D
EVICE RIVERS
ecrDownload
112
M X 800 S P
ERIES ROGRAMMERS
Return Values
0 download started successfully
-1 the download process failed to start
-EBUSY an ECR download process is already running
-EINVAL invalid ECR Download End callback specified
Callback Return Values
1 download completed successfully
0 never received an Online packet from the ECR or abort download
-1 download type not recognized
-2 expansion of archived/expressed file, failed
A negative specific error that occurred
errno value
G
UIDE