NAME
nutscan_get_serial_ports_list - Get a port list name from a range of port.
SYNOPSIS
#include <nut-scan.h>
char ** nutscan_get_serial_ports_list(const char *ports_range);
DESCRIPTION
The nutscan_get_serial_ports_list() function returns a null terminated array of strings generated from a port range.
The ports_range may be one of:
-
a single character from
0
to9
ora
toz
, representing a serial communication port depending on the operating system. For instance:-
0
is converted to/dev/ttyS0
and/dev/ttyUSB0
on Linux; -
1
is converted toCOM1
on Windows; -
c
is converted to/dev/ttyc
on Solaris…
-
-
a range of character in the form
X-Y
. For instance-
0-1
will be converted to/dev/ttyS0
,/dev/ttyS1
,/dev/ttyUSB0
and/dev/ttyUSB1
on Linux; -
1-3
will be converted toCOM1
,COM2
andCOM3
on Windows; -
a-c
will be converted to/dev/ttya
,/dev/ttyb
and/dev/ttyc
on Solaris.
-
-
a single port name (
/dev/ttyS5
,COM4
…). -
a list of port names separated with commas:
/dev/ttyS0,/dev/ttyS2,/dev/ttyS4
orCOM1,COM3
…
The returned array can be used in a call to nutscan_scan_eaton_serial to get the serial-port device on a system.
RETURN VALUE
The nutscan_get_serial_ports_list() function returns NULL if an error occurred (invalid port range) or a pointer to a NULL-terminated array of strings on success.
NOTES
Technically, the function is currently defined in nutscan-serial.h file.