NAME¶

pcsc_scan - regularly scans every PC/SC readers connected to the host

SYNOPSIS¶

pcsc_scan [options]

DESCRIPTION¶

This manual page documents the pcsc_scan command.

pcsc_scan is a program that regularly scans every PC/SC readers connected to the host and display the status of the cards inserted in the readers.

The normal way to exit the program is to use Control-C.

When pcsc_scan is started it asks PC/SC layer the list of available smart card readers. The list is printed. A sequence number is printed before each reader.

Example:
PC/SC device scanner
V 1.6.2 (c) 2001-2022, Ludovic Rousseau <ludovic.rousseau@free.fr>
Scanning present readers...
0: Gemalto PC Twin Reader

When a card is inserted in any reader some information is printed:

date and time:

Mon Oct 2 21:01:40 2023

reader name:

Reader 0: Gemalto PC Twin Reader

card state and occurred event:

Card state: Card inserted,

ATR in case of card insertion:

ATR: 3B 82 00 86 1E

print an ATR analysis if the ATR_analysis command is available:

ATR: 3B 82 00 86 1E
+ TS = 3B --> Direct Convention
+ T0 = 82, Y(1): 1000, K: 2 (historical bytes)
TD(1) = 00 --> Y(i+1) = 0000, Protocol T = 0
-----
+ Historical bytes: 86 1E

OPTIONS¶

-h

print help

-V

print version number

-n

do not print ATR analysis. Use this option if ATR_analysis is not available for example.

-r

prints the list of readers and then exits.

-c

prints the list of cards and then exits.

-s

stress mode. Sends APDU commands to the card indefinitely (until the card or the reader is removed).

-t secs

specify time program should run, in seconds. The program will terminate when this time has passed.

-q

quiet: prints minimal messages.

-v

verbose: prints additional messages (default).

-d

debug: prints what changed between .dwCurrentState and .dwEventState fields for each reader.

-p

Plug and Play: force the use of the "\\?PnP?\Notification" specific reader.

SEE ALSO¶

pcscd(8), ATR_analysis(1)

AUTHOR¶

Ludovic Rousseau <ludovic.rousseau@free.fr>