VeriFone e265, User And Best Practices Manual

Page: 69 / 78

L
OGGING
O
PTIONS
logprintf()
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logprintf()
This is used in writing log messages with severity.
Prototype
int logprintf (log_severity severity, const char *fmt..)
Parameters
Return Values
logdump()
This is used for writing data in hex format from memory location.
Prototype
void logdump(log_severity severity, char *tag, void *addr,
int len)
Parameters
Severity Any of define values from list:
LOG_DEBUG
,
LOG_INFO
,
LOG_NOTICE
,
LOG_WARNING
,
LOG_ERROR
,
LOG_CRITICAL
,
LOG_ALERT
,
LOG_EMERGENCY
fmt Standard C
printf
format string
-1 Buffer overflow
0 Not enabled
>0 Success
Severity Any of define values from list:
LOG_DEBUG
,
LOG_INFO
,
LOG_NOTICE
,
LOG_WARNING
,
LOG_ERROR
,
LOG_CRITICAL
,
LOG_ALERT
,
LOG_EMERGENCY
.
*tag Tag name of hex dump
*addr Starting address of memory
len Length in bytes