Smart merge of acr122_usb branch: add acr122_usb driver without removing acr122_pcsc support.
This commit is contained in:
Romuald Conty
commit
82b2cfa883
14 changed files with 813 additions and 88 deletions
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@ -138,6 +138,9 @@ CFLAGS="$CFLAGS -Wall -pedantic -Wextra"
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# Defines and C flags
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CFLAGS="$CFLAGS -std=c99"
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# Workarounds for libusb in c99
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CFLAGS="$CFLAGS -Du_int8_t=uint8_t -Du_int16_t=uint16_t"
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AC_CONFIG_FILES([
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Doxyfile
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Makefile
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@ -14,4 +14,8 @@ ATTRS{idVendor}=="04e6", ATTRS{idProduct}=="5591", MODE="0664", GROUP="plugdev"
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ATTRS{idVendor}=="1fd3", ATTRS{idProduct}=="0608", MODE="0664", GROUP="plugdev"
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ATTRS{idVendor}=="054c", ATTRS{idProduct}=="02e1", MODE="0664", GROUP="plugdev"
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# ACR122 / Touchatag
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ATTRS{idVendor}=="072f", ATTRS{idProduct}=="2200", MODE="0664", GROUP="plugdev"
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ATTRS{idVendor}=="072f", ATTRS{idProduct}=="90cc", MODE="0664", GROUP="plugdev"
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LABEL="pn53x_rules_end"
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6
debian/control
vendored
6
debian/control
vendored
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@ -2,7 +2,7 @@ Source: libnfc
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Section: libs
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Priority: extra
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Maintainer: Thomas Hood <jdthood@gmail.com>
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Build-Depends: debhelper (>= 7.0.50~), dh-autoreconf, libtool, pkg-config, libusb-dev, libpcsclite-dev
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Build-Depends: debhelper (>= 7.0.50~), dh-autoreconf, libtool, pkg-config, libusb-dev
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Standards-Version: 3.9.2
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Homepage: http://www.libnfc.org/
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Vcs-Svn: http://libnfc.googlecode.com/svn/trunk
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@ -11,7 +11,7 @@ Vcs-Browser: http://code.google.com/p/libnfc/source/browse/#svn/trunk
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Package: libnfc2
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Section: libs
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Architecture: any
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Depends: ${shlibs:Depends}, ${misc:Depends}, libusb-0.1-4, libpcsclite1 (>= 1.5), libccid (>= 1.3.10), pcscd (>= 1.5)
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Depends: ${shlibs:Depends}, ${misc:Depends}, libusb-0.1-4
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Description: Near Field Communication (NFC) library
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libnfc is a Free Software library for Near Field Communication.
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Supported NFC hardware devices are, theorically, all hardware
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@ -20,7 +20,7 @@ Description: Near Field Communication (NFC) library
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Package: libnfc-dev
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Section: libdevel
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Architecture: any
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Depends: ${misc:Depends}, libnfc2 (= ${binary:Version}), libusb-dev, libpcsclite-dev
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Depends: ${misc:Depends}, libnfc2 (= ${binary:Version}), libusb-dev
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Description: Near Field Communication library (development files)
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libnfc is a free software library for near-field communication.
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It supports most hardware based on the NXP PN531, PN532 or PN533
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2
debian/rules
vendored
2
debian/rules
vendored
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@ -18,6 +18,8 @@ override_dh_installchangelogs:
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override_dh_auto_configure:
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# dh_auto_configure -- --enable-serial-autoprobe
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dh_auto_configure -- --enable-debug --with-drivers=all --enable-serial-autoprobe
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# dh_auto_configure -- --enable-debug --with-drivers=acr122_pcsc
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# dh_auto_configure -- --enable-debug --with-drivers=pn532_uart,pn53x_usb --enable-serial-autoprobe
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%:
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dh --with autoreconf $@
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@ -28,9 +28,13 @@
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# include <nfc/nfc-types.h>
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# if defined (DRIVER_ACR122_ENABLED)
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# include "drivers/acr122.h"
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# endif /* DRIVER_ACR122_ENABLED */
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# if defined (DRIVER_ACR122_PCSC_ENABLED)
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# include "drivers/acr122_pcsc.h"
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# endif /* DRIVER_ACR122_PCSC_ENABLED */
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# if defined (DRIVER_ACR122_USB_ENABLED)
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# include "drivers/acr122_usb.h"
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# endif /* DRIVER_ACR122_USB_ENABLED */
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# if defined (DRIVER_ACR122S_ENABLED)
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# include "drivers/acr122s.h"
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@ -1,15 +1,19 @@
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# set the include path found by configure
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INCLUDES= $(all_includes) $(LIBNFC_CFLAGS)
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noinst_HEADERS = acr122.h acr122s.h arygon.h pn532_uart.h pn53x_usb.h
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noinst_HEADERS = acr122_pcsc.h acr122_usb.h acr122s.h arygon.h pn532_uart.h pn53x_usb.h
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noinst_LTLIBRARIES = libnfcdrivers.la
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libnfcdrivers_la_SOURCES =
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libnfcdrivers_la_CFLAGS = @DRIVERS_CFLAGS@ -I$(top_srcdir)/libnfc -I$(top_srcdir)/libnfc/buses
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libnfcdrivers_la_LIBADD =
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if DRIVER_ACR122_ENABLED
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libnfcdrivers_la_SOURCES += acr122.c
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if DRIVER_ACR122_PCSC_ENABLED
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libnfcdrivers_la_SOURCES += acr122_pcsc.c
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endif
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if DRIVER_ACR122_USB_ENABLED
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libnfcdrivers_la_SOURCES += acr122_usb.c
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endif
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if DRIVER_ACR122S_ENABLED
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@ -2,6 +2,8 @@
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* Public platform independent Near Field Communication (NFC) library
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*
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* Copyright (C) 2009, Roel Verdult
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* Copyright (C) 2011, Romain Tartiere, Romuald Conty
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* Copyright (C) 2012, Romuald Conty
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*
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by the
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@ -18,8 +20,8 @@
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*/
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/**
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* @file acr122.c
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* @brief Driver for ACR122 devices (e.g. Tikitag, Touchatag, ACS ACR122)
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* @file acr122_pcsc.c
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* @brief Driver for ACR122 devices (e.g. Tikitag, Touchatag, ACS ACR122) behind PC/SC
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*/
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#ifdef HAVE_CONFIG_H
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@ -35,13 +37,13 @@
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#include <nfc/nfc.h>
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#include "chips/pn53x.h"
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#include "drivers/acr122.h"
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#include "drivers/acr122_pcsc.h"
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#include "nfc-internal.h"
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// Bus
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#include <winscard.h>
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#define ACR122_DRIVER_NAME "acr122"
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#define ACR122_PCSC_DRIVER_NAME "acr122"
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#if defined (_WIN32)
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# define IOCTL_CCID_ESCAPE_SCARD_CTL_CODE SCARD_CTL_CODE(3500)
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@ -69,15 +71,15 @@
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#define FIRMWARE_TEXT "ACR122U" // Tested on: ACR122U101(ACS), ACR122U102(Tikitag), ACR122U203(ACS)
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#define ACR122_WRAP_LEN 5
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#define ACR122_COMMAND_LEN 266
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#define ACR122_RESPONSE_LEN 268
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#define ACR122_PCSC_WRAP_LEN 5
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#define ACR122_PCSC_COMMAND_LEN 266
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#define ACR122_PCSC_RESPONSE_LEN 268
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#define LOG_CATEGORY "libnfc.driver.acr122"
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const struct pn53x_io acr122_io;
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const struct pn53x_io acr122_pcsc_io;
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char *acr122_firmware (nfc_device *pnd);
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char *acr122_pcsc_firmware (nfc_device *pnd);
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const char *supported_devices[] = {
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"ACS ACR122", // ACR122U & Touchatag, last version
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@ -87,20 +89,20 @@ const char *supported_devices[] = {
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NULL
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};
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struct acr122_data {
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struct acr122_pcsc_data {
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SCARDHANDLE hCard;
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SCARD_IO_REQUEST ioCard;
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uint8_t abtRx[ACR122_RESPONSE_LEN];
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uint8_t abtRx[ACR122_PCSC_RESPONSE_LEN];
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size_t szRx;
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};
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#define DRIVER_DATA(pnd) ((struct acr122_data*)(pnd->driver_data))
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#define DRIVER_DATA(pnd) ((struct acr122_pcsc_data*)(pnd->driver_data))
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static SCARDCONTEXT _SCardContext;
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static int _iSCardContextRefCount = 0;
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SCARDCONTEXT *
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acr122_get_scardcontext (void)
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acr122_pcsc_get_scardcontext (void)
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{
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if (_iSCardContextRefCount == 0) {
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if (SCardEstablishContext (SCARD_SCOPE_USER, NULL, NULL, &_SCardContext) != SCARD_S_SUCCESS)
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@ -112,7 +114,7 @@ acr122_get_scardcontext (void)
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}
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void
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acr122_free_scardcontext (void)
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acr122_pcsc_free_scardcontext (void)
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{
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if (_iSCardContextRefCount) {
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_iSCardContextRefCount--;
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@ -134,7 +136,7 @@ acr122_free_scardcontext (void)
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* @return true if succeeded, false otherwise.
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*/
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bool
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acr122_probe (nfc_connstring connstrings[], size_t connstrings_len, size_t *pszDeviceFound)
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acr122_pcsc_probe (nfc_connstring connstrings[], size_t connstrings_len, size_t *pszDeviceFound)
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{
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size_t szPos = 0;
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char acDeviceNames[256 + 64 * PCSC_MAX_DEVICES];
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@ -150,7 +152,7 @@ acr122_probe (nfc_connstring connstrings[], size_t connstrings_len, size_t *pszD
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*pszDeviceFound = 0;
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// Test if context succeeded
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if (!(pscc = acr122_get_scardcontext ())) {
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if (!(pscc = acr122_pcsc_get_scardcontext ())) {
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log_put (LOG_CATEGORY, NFC_PRIORITY_WARN, "%s", "PCSC context not found (make sure PCSC daemon is running).");
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return false;
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}
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@ -172,7 +174,7 @@ acr122_probe (nfc_connstring connstrings[], size_t connstrings_len, size_t *pszD
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if (bSupported) {
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// Supported ACR122 device found
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snprintf (connstrings[*pszDeviceFound], sizeof(nfc_connstring), "%s:%s:%"PRIu32, ACR122_DRIVER_NAME, acDeviceNames + szPos, uiBusIndex);
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snprintf (connstrings[*pszDeviceFound], sizeof(nfc_connstring), "%s:%s:%"PRIu32, ACR122_PCSC_DRIVER_NAME, acDeviceNames + szPos, uiBusIndex);
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(*pszDeviceFound)++;
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} else {
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log_put (LOG_CATEGORY, NFC_PRIORITY_TRACE, "PCSC device [%s] is not NFC capable or not supported by libnfc.", acDeviceNames + szPos);
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@ -181,18 +183,18 @@ acr122_probe (nfc_connstring connstrings[], size_t connstrings_len, size_t *pszD
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// Find next device name position
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while (acDeviceNames[szPos++] != '\0');
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}
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acr122_free_scardcontext ();
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acr122_pcsc_free_scardcontext ();
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return true;
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}
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struct acr122_descriptor {
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struct acr122_pcsc_descriptor {
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char pcsc_device_name[512];
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int bus_index;
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};
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int
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acr122_connstring_decode (const nfc_connstring connstring, struct acr122_descriptor *desc)
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acr122_pcsc_connstring_decode (const nfc_connstring connstring, struct acr122_pcsc_descriptor *desc)
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{
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char *cs = malloc (strlen (connstring) + 1);
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if (!cs) {
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@ -207,7 +209,7 @@ acr122_connstring_decode (const nfc_connstring connstring, struct acr122_descrip
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return -1;
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}
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if (0 != strcmp (driver_name, ACR122_DRIVER_NAME)) {
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if (0 != strcmp (driver_name, ACR122_PCSC_DRIVER_NAME)) {
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// Driver name does not match.
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free (cs);
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return 0;
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@ -241,28 +243,28 @@ acr122_connstring_decode (const nfc_connstring connstring, struct acr122_descrip
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}
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nfc_device *
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acr122_open (const nfc_connstring connstring)
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acr122_pcsc_open (const nfc_connstring connstring)
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{
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struct acr122_descriptor ndd;
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int connstring_decode_level = acr122_connstring_decode (connstring, &ndd);
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struct acr122_pcsc_descriptor ndd;
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int connstring_decode_level = acr122_pcsc_connstring_decode (connstring, &ndd);
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if (connstring_decode_level < 2) {
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return NULL;
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}
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// FIXME: acr122_open() does not take care about bus index
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// FIXME: acr122_pcsc_open() does not take care about bus index
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|
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char *pcFirmware;
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nfc_device *pnd = nfc_device_new (connstring);
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pnd->driver_data = malloc (sizeof (struct acr122_data));
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pnd->driver_data = malloc (sizeof (struct acr122_pcsc_data));
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|
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// Alloc and init chip's data
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pn53x_data_new (pnd, &acr122_io);
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pn53x_data_new (pnd, &acr122_pcsc_io);
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|
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SCARDCONTEXT *pscc;
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|
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log_put (LOG_CATEGORY, NFC_PRIORITY_TRACE, "Attempt to open %s", ndd.pcsc_device_name);
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// Test if context succeeded
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if (!(pscc = acr122_get_scardcontext ()))
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if (!(pscc = acr122_pcsc_get_scardcontext ()))
|
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goto error;
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// Test if we were able to connect to the "emulator" card
|
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if (SCardConnect (*pscc, ndd.pcsc_device_name, SCARD_SHARE_EXCLUSIVE, SCARD_PROTOCOL_T0 | SCARD_PROTOCOL_T1, &(DRIVER_DATA (pnd)->hCard), (void *) &(DRIVER_DATA (pnd)->ioCard.dwProtocol)) != SCARD_S_SUCCESS) {
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@ -277,7 +279,7 @@ acr122_open (const nfc_connstring connstring)
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DRIVER_DATA (pnd)->ioCard.cbPciLength = sizeof (SCARD_IO_REQUEST);
|
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|
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// Retrieve the current firmware version
|
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pcFirmware = acr122_firmware (pnd);
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pcFirmware = acr122_pcsc_firmware (pnd);
|
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if (strstr (pcFirmware, FIRMWARE_TEXT) != NULL) {
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|
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// Done, we found the reader we are looking for
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@ -287,7 +289,7 @@ acr122_open (const nfc_connstring connstring)
|
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// 46: empirical tuning on ACR122U
|
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CHIP_DATA (pnd)->timer_correction = 50;
|
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|
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pnd->driver = &acr122_driver;
|
||||
pnd->driver = &acr122_pcsc_driver;
|
||||
|
||||
pn53x_init (pnd);
|
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|
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|
|
@ -301,30 +303,30 @@ error:
|
|||
}
|
||||
|
||||
void
|
||||
acr122_close (nfc_device *pnd)
|
||||
acr122_pcsc_close (nfc_device *pnd)
|
||||
{
|
||||
SCardDisconnect (DRIVER_DATA (pnd)->hCard, SCARD_LEAVE_CARD);
|
||||
acr122_free_scardcontext ();
|
||||
acr122_pcsc_free_scardcontext ();
|
||||
|
||||
pn53x_data_free (pnd);
|
||||
nfc_device_free (pnd);
|
||||
}
|
||||
|
||||
int
|
||||
acr122_send (nfc_device *pnd, const uint8_t *pbtData, const size_t szData, int timeout)
|
||||
acr122_pcsc_send (nfc_device *pnd, const uint8_t *pbtData, const size_t szData, int timeout)
|
||||
{
|
||||
// FIXME: timeout is not handled
|
||||
(void) timeout;
|
||||
|
||||
// Make sure the command does not overflow the send buffer
|
||||
if (szData > ACR122_COMMAND_LEN) {
|
||||
if (szData > ACR122_PCSC_COMMAND_LEN) {
|
||||
pnd->last_error = NFC_EINVARG;
|
||||
return pnd->last_error;
|
||||
}
|
||||
|
||||
// Prepare and transmit the send buffer
|
||||
const size_t szTxBuf = szData + 6;
|
||||
uint8_t abtTxBuf[ACR122_WRAP_LEN + ACR122_COMMAND_LEN] = { 0xFF, 0x00, 0x00, 0x00, szData + 1, 0xD4 };
|
||||
uint8_t abtTxBuf[ACR122_PCSC_WRAP_LEN + ACR122_PCSC_COMMAND_LEN] = { 0xFF, 0x00, 0x00, 0x00, szData + 1, 0xD4 };
|
||||
memcpy (abtTxBuf + 6, pbtData, szData);
|
||||
LOG_HEX ("TX", abtTxBuf, szTxBuf);
|
||||
|
||||
|
|
@ -344,7 +346,7 @@ acr122_send (nfc_device *pnd, const uint8_t *pbtData, const size_t szData, int t
|
|||
* This state is generaly reached when the ACR122 has no target in it's
|
||||
* field.
|
||||
*/
|
||||
if (SCardControl (DRIVER_DATA (pnd)->hCard, IOCTL_CCID_ESCAPE_SCARD_CTL_CODE, abtTxBuf, szTxBuf, DRIVER_DATA (pnd)->abtRx, ACR122_RESPONSE_LEN, &dwRxLen) != SCARD_S_SUCCESS) {
|
||||
if (SCardControl (DRIVER_DATA (pnd)->hCard, IOCTL_CCID_ESCAPE_SCARD_CTL_CODE, abtTxBuf, szTxBuf, DRIVER_DATA (pnd)->abtRx, ACR122_PCSC_RESPONSE_LEN, &dwRxLen) != SCARD_S_SUCCESS) {
|
||||
pnd->last_error = NFC_EIO;
|
||||
return pnd->last_error;
|
||||
}
|
||||
|
|
@ -382,7 +384,7 @@ acr122_send (nfc_device *pnd, const uint8_t *pbtData, const size_t szData, int t
|
|||
}
|
||||
|
||||
int
|
||||
acr122_receive (nfc_device *pnd, uint8_t *pbtData, const size_t szData, int timeout)
|
||||
acr122_pcsc_receive (nfc_device *pnd, uint8_t *pbtData, const size_t szData, int timeout)
|
||||
{
|
||||
// FIXME: timeout is not handled
|
||||
(void) timeout;
|
||||
|
|
@ -403,7 +405,7 @@ acr122_receive (nfc_device *pnd, uint8_t *pbtData, const size_t szData, int time
|
|||
DRIVER_DATA (pnd)->szRx = dwRxLen;
|
||||
} else {
|
||||
/*
|
||||
* We already have the PN532 answer, it was saved by acr122_send().
|
||||
* We already have the PN532 answer, it was saved by acr122_pcsc_send().
|
||||
*/
|
||||
}
|
||||
LOG_HEX ("RX", DRIVER_DATA (pnd)->abtRx, DRIVER_DATA (pnd)->szRx);
|
||||
|
|
@ -421,7 +423,7 @@ acr122_receive (nfc_device *pnd, uint8_t *pbtData, const size_t szData, int time
|
|||
}
|
||||
|
||||
char *
|
||||
acr122_firmware (nfc_device *pnd)
|
||||
acr122_pcsc_firmware (nfc_device *pnd)
|
||||
{
|
||||
uint8_t abtGetFw[5] = { 0xFF, 0x00, 0x48, 0x00, 0x00 };
|
||||
uint32_t uiResult;
|
||||
|
|
@ -444,7 +446,7 @@ acr122_firmware (nfc_device *pnd)
|
|||
|
||||
#if 0
|
||||
bool
|
||||
acr122_led_red (nfc_device *pnd, bool bOn)
|
||||
acr122_pcsc_led_red (nfc_device *pnd, bool bOn)
|
||||
{
|
||||
uint8_t abtLed[9] = { 0xFF, 0x00, 0x40, 0x05, 0x04, 0x00, 0x00, 0x00, 0x00 };
|
||||
uint8_t abtBuf[2];
|
||||
|
|
@ -458,16 +460,16 @@ acr122_led_red (nfc_device *pnd, bool bOn)
|
|||
}
|
||||
#endif
|
||||
|
||||
const struct pn53x_io acr122_io = {
|
||||
.send = acr122_send,
|
||||
.receive = acr122_receive,
|
||||
const struct pn53x_io acr122_pcsc_io = {
|
||||
.send = acr122_pcsc_send,
|
||||
.receive = acr122_pcsc_receive,
|
||||
};
|
||||
|
||||
const struct nfc_driver acr122_driver = {
|
||||
.name = ACR122_DRIVER_NAME,
|
||||
.probe = acr122_probe,
|
||||
.open = acr122_open,
|
||||
.close = acr122_close,
|
||||
const struct nfc_driver acr122_pcsc_driver = {
|
||||
.name = ACR122_PCSC_DRIVER_NAME,
|
||||
.probe = acr122_pcsc_probe,
|
||||
.open = acr122_pcsc_open,
|
||||
.close = acr122_pcsc_close,
|
||||
.strerror = pn53x_strerror,
|
||||
|
||||
.initiator_init = pn53x_initiator_init,
|
||||
|
|
@ -2,6 +2,8 @@
|
|||
* Public platform independent Near Field Communication (NFC) library
|
||||
*
|
||||
* Copyright (C) 2009, Roel Verdult
|
||||
* Copyright (C) 2011, Romain Tartiere, Romuald Conty
|
||||
* Copyright (C) 2012, Romuald Conty
|
||||
*
|
||||
* This program is free software: you can redistribute it and/or modify it
|
||||
* under the terms of the GNU Lesser General Public License as published by the
|
||||
|
|
@ -17,23 +19,23 @@
|
|||
* along with this program. If not, see <http://www.gnu.org/licenses/>
|
||||
*
|
||||
*
|
||||
* @file acr122.h
|
||||
* @brief Driver for ACR122 devices
|
||||
* @file acr122_pcsc.h
|
||||
* @brief Driver for ACR122 devices (behind PC/SC daemon)
|
||||
*/
|
||||
|
||||
#ifndef __NFC_DRIVER_ACR122_H__
|
||||
# define __NFC_DRIVER_ACR122_H__
|
||||
#ifndef __NFC_DRIVER_ACR122_PCSC_H__
|
||||
# define __NFC_DRIVER_ACR122_PCSC_H__
|
||||
|
||||
# include <nfc/nfc-types.h>
|
||||
|
||||
bool acr122_probe (nfc_connstring connstrings[], size_t connstrings_len, size_t *pszDeviceFound);
|
||||
bool acr122_pcsc_probe (nfc_connstring connstrings[], size_t connstrings_len, size_t *pszDeviceFound);
|
||||
|
||||
// Functions used by developer to handle connection to this device
|
||||
nfc_device *acr122_open (const nfc_connstring connstring);
|
||||
int acr122_send (nfc_device *pnd, const uint8_t *pbtData, const size_t szData, int timeout);
|
||||
int acr122_receive (nfc_device *pnd, uint8_t *pbtData, const size_t szData, int timeout);
|
||||
void acr122_close (nfc_device *pnd);
|
||||
nfc_device *acr122_pcsc_open (const nfc_connstring connstring);
|
||||
int acr122_pcsc_send (nfc_device *pnd, const uint8_t *pbtData, const size_t szData, int timeout);
|
||||
int acr122_pcsc_receive (nfc_device *pnd, uint8_t *pbtData, const size_t szData, int timeout);
|
||||
void acr122_pcsc_close (nfc_device *pnd);
|
||||
|
||||
extern const struct nfc_driver acr122_driver;
|
||||
extern const struct nfc_driver acr122_pcsc_driver;
|
||||
|
||||
#endif // ! __NFC_DRIVER_ACR122_H__
|
||||
#endif // ! __NFC_DRIVER_ACR122_PCSC_H__
|
||||
649
libnfc/drivers/acr122_usb.c
Normal file
649
libnfc/drivers/acr122_usb.c
Normal file
|
|
@ -0,0 +1,649 @@
|
|||
/*-
|
||||
* Public platform independent Near Field Communication (NFC) library
|
||||
*
|
||||
* Copyright (C) 2009, Roel Verdult
|
||||
* Copyright (C) 2010, Romain Tartière, Romuald Conty
|
||||
* Copyright (C) 2011, Romain Tartière, Romuald Conty
|
||||
*
|
||||
* This program is free software: you can redistribute it and/or modify it
|
||||
* under the terms of the GNU Lesser General Public License as published by the
|
||||
* Free Software Foundation, either version 3 of the License, or (at your
|
||||
* option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
||||
* more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>
|
||||
*/
|
||||
|
||||
/**
|
||||
* @file acr122_usb.c
|
||||
* @brief Driver for ACR122 using direct USB (without PCSC)
|
||||
*/
|
||||
|
||||
#ifdef HAVE_CONFIG_H
|
||||
# include "config.h"
|
||||
#endif // HAVE_CONFIG_H
|
||||
|
||||
/*
|
||||
Thanks to d18c7db and Okko for example code
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <inttypes.h>
|
||||
#include <sys/select.h>
|
||||
#include <errno.h>
|
||||
|
||||
#ifndef _WIN32
|
||||
// Under POSIX system, we use libusb (>= 0.1.12)
|
||||
#include <usb.h>
|
||||
#define USB_TIMEDOUT ETIMEDOUT
|
||||
#define _usb_strerror( X ) strerror(-X)
|
||||
#else
|
||||
// Under Windows we use libusb-win32 (>= 1.2.5)
|
||||
#include <lusb0_usb.h>
|
||||
#define USB_TIMEDOUT 116
|
||||
#define _usb_strerror( X ) usb_strerror()
|
||||
#endif
|
||||
|
||||
#include <string.h>
|
||||
|
||||
#include <nfc/nfc.h>
|
||||
|
||||
#include "nfc-internal.h"
|
||||
#include "chips/pn53x.h"
|
||||
#include "chips/pn53x-internal.h"
|
||||
#include "drivers/acr122_usb.h"
|
||||
|
||||
#define ACR122_USB_DRIVER_NAME "acr122_usb"
|
||||
#define LOG_CATEGORY "libnfc.driver.acr122_usb"
|
||||
|
||||
#define USB_INFINITE_TIMEOUT 0
|
||||
|
||||
#define DRIVER_DATA(pnd) ((struct acr122_usb_data*)(pnd->driver_data))
|
||||
|
||||
typedef enum {
|
||||
UNKNOWN,
|
||||
ACR122,
|
||||
TOUCHATAG,
|
||||
} acr122_usb_model;
|
||||
|
||||
struct acr122_usb_data {
|
||||
usb_dev_handle *pudh;
|
||||
acr122_usb_model model;
|
||||
uint32_t uiEndPointIn;
|
||||
uint32_t uiEndPointOut;
|
||||
uint32_t uiMaxPacketSize;
|
||||
volatile bool abort_flag;
|
||||
};
|
||||
|
||||
const struct pn53x_io acr122_usb_io;
|
||||
bool acr122_usb_get_usb_device_name (struct usb_device *dev, usb_dev_handle *udev, char *buffer, size_t len);
|
||||
int acr122_usb_init (nfc_device *pnd);
|
||||
|
||||
int
|
||||
acr122_usb_bulk_read (struct acr122_usb_data *data, uint8_t abtRx[], const size_t szRx, const int timeout)
|
||||
{
|
||||
int res = usb_bulk_read (data->pudh, data->uiEndPointIn, (char *) abtRx, szRx, timeout);
|
||||
if (res > 0) {
|
||||
LOG_HEX ("RX", abtRx, res);
|
||||
} else if (res < 0) {
|
||||
if (res != -USB_TIMEDOUT) {
|
||||
res = NFC_EIO;
|
||||
log_put (LOG_CATEGORY, NFC_PRIORITY_ERROR, "Unable to read from USB (%s)", _usb_strerror (res));
|
||||
} else {
|
||||
res = NFC_ETIMEOUT;
|
||||
}
|
||||
}
|
||||
return res;
|
||||
}
|
||||
|
||||
int
|
||||
acr122_usb_bulk_write (struct acr122_usb_data *data, uint8_t abtTx[], const size_t szTx, const int timeout)
|
||||
{
|
||||
LOG_HEX ("TX", abtTx, szTx);
|
||||
int res = usb_bulk_write (data->pudh, data->uiEndPointOut, (char *) abtTx, szTx, timeout);
|
||||
if (res > 0) {
|
||||
// HACK This little hack is a well know problem of USB, see http://www.libusb.org/ticket/6 for more details
|
||||
if ((res % data->uiMaxPacketSize) == 0) {
|
||||
usb_bulk_write (data->pudh, data->uiEndPointOut, "\0", 0, timeout);
|
||||
}
|
||||
} else if (res < 0) {
|
||||
log_put (LOG_CATEGORY, NFC_PRIORITY_ERROR, "Unable to write to USB (%s)", _usb_strerror (res));
|
||||
if (res == -USB_TIMEDOUT) {
|
||||
res = NFC_ETIMEOUT;
|
||||
} else {
|
||||
res = NFC_EIO;
|
||||
}
|
||||
}
|
||||
return res;
|
||||
}
|
||||
|
||||
struct acr122_usb_supported_device {
|
||||
uint16_t vendor_id;
|
||||
uint16_t product_id;
|
||||
acr122_usb_model model;
|
||||
const char *name;
|
||||
};
|
||||
|
||||
const struct acr122_usb_supported_device acr122_usb_supported_devices[] = {
|
||||
{ 0x072F, 0x2200, ACR122, "ACS ACR122" },
|
||||
{ 0x072F, 0x90CC, TOUCHATAG, "Touchatag" },
|
||||
};
|
||||
|
||||
acr122_usb_model
|
||||
acr122_usb_get_device_model (uint16_t vendor_id, uint16_t product_id)
|
||||
{
|
||||
for (size_t n = 0; n < sizeof (acr122_usb_supported_devices) / sizeof (struct acr122_usb_supported_device); n++) {
|
||||
if ((vendor_id == acr122_usb_supported_devices[n].vendor_id) &&
|
||||
(product_id == acr122_usb_supported_devices[n].product_id))
|
||||
return acr122_usb_supported_devices[n].model;
|
||||
}
|
||||
|
||||
return UNKNOWN;
|
||||
}
|
||||
|
||||
int acr122_usb_ack (nfc_device *pnd);
|
||||
|
||||
// Find transfer endpoints for bulk transfers
|
||||
void
|
||||
acr122_usb_get_end_points (struct usb_device *dev, struct acr122_usb_data *data)
|
||||
{
|
||||
uint32_t uiIndex;
|
||||
uint32_t uiEndPoint;
|
||||
struct usb_interface_descriptor *puid = dev->config->interface->altsetting;
|
||||
|
||||
// 3 Endpoints maximum: Interrupt In, Bulk In, Bulk Out
|
||||
for (uiIndex = 0; uiIndex < puid->bNumEndpoints; uiIndex++) {
|
||||
// Only accept bulk transfer endpoints (ignore interrupt endpoints)
|
||||
if (puid->endpoint[uiIndex].bmAttributes != USB_ENDPOINT_TYPE_BULK)
|
||||
continue;
|
||||
|
||||
// Copy the endpoint to a local var, makes it more readable code
|
||||
uiEndPoint = puid->endpoint[uiIndex].bEndpointAddress;
|
||||
|
||||
// Test if we dealing with a bulk IN endpoint
|
||||
if ((uiEndPoint & USB_ENDPOINT_DIR_MASK) == USB_ENDPOINT_IN) {
|
||||
data->uiEndPointIn = uiEndPoint;
|
||||
data->uiMaxPacketSize = puid->endpoint[uiIndex].wMaxPacketSize;
|
||||
}
|
||||
// Test if we dealing with a bulk OUT endpoint
|
||||
if ((uiEndPoint & USB_ENDPOINT_DIR_MASK) == USB_ENDPOINT_OUT) {
|
||||
data->uiEndPointOut = uiEndPoint;
|
||||
data->uiMaxPacketSize = puid->endpoint[uiIndex].wMaxPacketSize;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
bool
|
||||
acr122_usb_probe (nfc_connstring connstrings[], size_t connstrings_len, size_t *pszDeviceFound)
|
||||
{
|
||||
usb_init ();
|
||||
|
||||
int res;
|
||||
// usb_find_busses will find all of the busses on the system. Returns the
|
||||
// number of changes since previous call to this function (total of new
|
||||
// busses and busses removed).
|
||||
if ((res = usb_find_busses () < 0)) {
|
||||
log_put (LOG_CATEGORY, NFC_PRIORITY_ERROR, "Unable to find USB busses (%s)", _usb_strerror (res));
|
||||
return false;
|
||||
}
|
||||
// usb_find_devices will find all of the devices on each bus. This should be
|
||||
// called after usb_find_busses. Returns the number of changes since the
|
||||
// previous call to this function (total of new device and devices removed).
|
||||
if ((res = usb_find_devices () < 0)) {
|
||||
log_put (LOG_CATEGORY, NFC_PRIORITY_ERROR, "Unable to find USB devices (%s)", _usb_strerror (res));
|
||||
return false;
|
||||
}
|
||||
|
||||
*pszDeviceFound = 0;
|
||||
|
||||
uint32_t uiBusIndex = 0;
|
||||
struct usb_bus *bus;
|
||||
for (bus = usb_get_busses (); bus; bus = bus->next) {
|
||||
struct usb_device *dev;
|
||||
|
||||
for (dev = bus->devices; dev; dev = dev->next, uiBusIndex++) {
|
||||
for (size_t n = 0; n < sizeof (acr122_usb_supported_devices) / sizeof (struct acr122_usb_supported_device); n++) {
|
||||
if ((acr122_usb_supported_devices[n].vendor_id == dev->descriptor.idVendor) &&
|
||||
(acr122_usb_supported_devices[n].product_id == dev->descriptor.idProduct)) {
|
||||
// Make sure there are 2 endpoints available
|
||||
// with libusb-win32 we got some null pointers so be robust before looking at endpoints:
|
||||
if (dev->config == NULL || dev->config->interface == NULL || dev->config->interface->altsetting == NULL) {
|
||||
// Nope, we maybe want the next one, let's try to find another
|
||||
continue;
|
||||
}
|
||||
if (dev->config->interface->altsetting->bNumEndpoints < 2) {
|
||||
// Nope, we maybe want the next one, let's try to find another
|
||||
continue;
|
||||
}
|
||||
|
||||
usb_dev_handle *udev = usb_open (dev);
|
||||
|
||||
// Set configuration
|
||||
// acr122_usb_get_usb_device_name (dev, udev, pnddDevices[*pszDeviceFound].acDevice, sizeof (pnddDevices[*pszDeviceFound].acDevice));
|
||||
log_put (LOG_CATEGORY, NFC_PRIORITY_TRACE, "device found: Bus %s Device %s", bus->dirname, dev->filename);
|
||||
usb_close (udev);
|
||||
snprintf (connstrings[*pszDeviceFound], sizeof(nfc_connstring), "%s:%s:%s", ACR122_USB_DRIVER_NAME, bus->dirname, dev->filename);
|
||||
(*pszDeviceFound)++;
|
||||
// Test if we reach the maximum "wanted" devices
|
||||
if ((*pszDeviceFound) == connstrings_len) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
struct acr122_usb_descriptor {
|
||||
char *dirname;
|
||||
char *filename;
|
||||
};
|
||||
|
||||
int
|
||||
acr122_usb_connstring_decode (const nfc_connstring connstring, struct acr122_usb_descriptor *desc)
|
||||
{
|
||||
int n = strlen (connstring) + 1;
|
||||
char *driver_name = malloc (n);
|
||||
char *dirname = malloc (n);
|
||||
char *filename = malloc (n);
|
||||
|
||||
driver_name[0] = '\0';
|
||||
|
||||
int res = sscanf (connstring, "%[^:]:%[^:]:%[^:]", driver_name, dirname, filename);
|
||||
|
||||
if (!res || (0 != strcmp (driver_name, ACR122_USB_DRIVER_NAME))) {
|
||||
// Driver name does not match.
|
||||
res = 0;
|
||||
} else {
|
||||
desc->dirname = strdup (dirname);
|
||||
desc->filename = strdup (filename);
|
||||
}
|
||||
|
||||
free (driver_name);
|
||||
free (dirname);
|
||||
free (filename);
|
||||
|
||||
return res;
|
||||
}
|
||||
|
||||
bool
|
||||
acr122_usb_get_usb_device_name (struct usb_device *dev, usb_dev_handle *udev, char *buffer, size_t len)
|
||||
{
|
||||
*buffer = '\0';
|
||||
|
||||
if (dev->descriptor.iManufacturer || dev->descriptor.iProduct) {
|
||||
if (udev) {
|
||||
usb_get_string_simple (udev, dev->descriptor.iManufacturer, buffer, len);
|
||||
if (strlen (buffer) > 0)
|
||||
strcpy (buffer + strlen (buffer), " / ");
|
||||
usb_get_string_simple (udev, dev->descriptor.iProduct, buffer + strlen (buffer), len - strlen (buffer));
|
||||
}
|
||||
}
|
||||
|
||||
if (!*buffer) {
|
||||
for (size_t n = 0; n < sizeof (acr122_usb_supported_devices) / sizeof (struct acr122_usb_supported_device); n++) {
|
||||
if ((acr122_usb_supported_devices[n].vendor_id == dev->descriptor.idVendor) &&
|
||||
(acr122_usb_supported_devices[n].product_id == dev->descriptor.idProduct)) {
|
||||
strncpy (buffer, acr122_usb_supported_devices[n].name, len);
|
||||
return true;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
nfc_device *
|
||||
acr122_usb_open (const nfc_connstring connstring)
|
||||
{
|
||||
nfc_device *pnd = NULL;
|
||||
struct acr122_usb_descriptor desc = { NULL, NULL };
|
||||
int connstring_decode_level = acr122_usb_connstring_decode (connstring, &desc);
|
||||
log_put (LOG_CATEGORY, NFC_PRIORITY_TRACE, "%d element(s) have been decoded from \"%s\"", connstring_decode_level, connstring);
|
||||
if (connstring_decode_level < 1) {
|
||||
goto free_mem;
|
||||
}
|
||||
|
||||
struct acr122_usb_data data = {
|
||||
.pudh = NULL,
|
||||
.uiEndPointIn = 0,
|
||||
.uiEndPointOut = 0,
|
||||
};
|
||||
struct usb_bus *bus;
|
||||
struct usb_device *dev;
|
||||
|
||||
usb_init ();
|
||||
|
||||
int res;
|
||||
// usb_find_busses will find all of the busses on the system. Returns the
|
||||
// number of changes since previous call to this function (total of new
|
||||
// busses and busses removed).
|
||||
if ((res = usb_find_busses () < 0)) {
|
||||
log_put (LOG_CATEGORY, NFC_PRIORITY_ERROR, "Unable to find USB busses (%s)", _usb_strerror (res));
|
||||
goto free_mem;
|
||||
}
|
||||
// usb_find_devices will find all of the devices on each bus. This should be
|
||||
// called after usb_find_busses. Returns the number of changes since the
|
||||
// previous call to this function (total of new device and devices removed).
|
||||
if ((res = usb_find_devices () < 0)) {
|
||||
log_put (LOG_CATEGORY, NFC_PRIORITY_ERROR, "Unable to find USB devices (%s)", _usb_strerror (res));
|
||||
goto free_mem;
|
||||
}
|
||||
|
||||
for (bus = usb_get_busses (); bus; bus = bus->next) {
|
||||
if (connstring_decode_level > 1) {
|
||||
// A specific bus have been specified
|
||||
if (0 != strcmp (bus->dirname, desc.dirname))
|
||||
continue;
|
||||
}
|
||||
for (dev = bus->devices; dev; dev = dev->next) {
|
||||
if (connstring_decode_level > 2) {
|
||||
// A specific dev have been specified
|
||||
if (0 != strcmp (dev->filename, desc.filename))
|
||||
continue;
|
||||
}
|
||||
// Open the USB device
|
||||
data.pudh = usb_open (dev);
|
||||
// Reset device
|
||||
usb_reset (data.pudh);
|
||||
// Retrieve end points
|
||||
acr122_usb_get_end_points (dev, &data);
|
||||
// Claim interface
|
||||
res = usb_claim_interface (data.pudh, 0);
|
||||
if (res < 0) {
|
||||
log_put (LOG_CATEGORY, NFC_PRIORITY_ERROR, "Unable to claim USB interface (%s)", _usb_strerror (res));
|
||||
usb_close (data.pudh);
|
||||
// we failed to use the specified device
|
||||
goto free_mem;
|
||||
}
|
||||
|
||||
res = usb_set_altinterface (data.pudh, 0);
|
||||
if (res < 0) {
|
||||
log_put (LOG_CATEGORY, NFC_PRIORITY_ERROR, "Unable to set alternate setting on USB interface (%s)", _usb_strerror (res));
|
||||
usb_close (data.pudh);
|
||||
// we failed to use the specified device
|
||||
goto free_mem;
|
||||
}
|
||||
|
||||
data.model = acr122_usb_get_device_model (dev->descriptor.idVendor, dev->descriptor.idProduct);
|
||||
// Allocate memory for the device info and specification, fill it and return the info
|
||||
pnd = nfc_device_new (connstring);
|
||||
acr122_usb_get_usb_device_name (dev, data.pudh, pnd->name, sizeof (pnd->name));
|
||||
|
||||
pnd->driver_data = malloc(sizeof(struct acr122_usb_data));
|
||||
*DRIVER_DATA (pnd) = data;
|
||||
|
||||
// Alloc and init chip's data
|
||||
pn53x_data_new (pnd, &acr122_usb_io);
|
||||
|
||||
switch (DRIVER_DATA (pnd)->model) {
|
||||
// empirical tuning
|
||||
case ACR122:
|
||||
CHIP_DATA (pnd)->timer_correction = 46;
|
||||
break;
|
||||
case TOUCHATAG:
|
||||
CHIP_DATA (pnd)->timer_correction = 50;
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
pnd->driver = &acr122_usb_driver;
|
||||
|
||||
// HACK1: Send first an ACK as Abort command, to reset chip before talking to it:
|
||||
acr122_usb_ack (pnd);
|
||||
|
||||
// HACK2: Then send a GetFirmware command to resync USB toggle bit between host & device
|
||||
// in case host used set_configuration and expects the device to have reset its toggle bit, which PN53x doesn't do
|
||||
if (acr122_usb_init (pnd) < 0) {
|
||||
usb_close (data.pudh);
|
||||
goto error;
|
||||
}
|
||||
DRIVER_DATA (pnd)->abort_flag = false;
|
||||
goto free_mem;
|
||||
}
|
||||
}
|
||||
// We ran out of devices before the index required
|
||||
goto free_mem;
|
||||
|
||||
error:
|
||||
// Free allocated structure on error.
|
||||
nfc_device_free (pnd);
|
||||
pnd = NULL;
|
||||
free_mem:
|
||||
free (desc.dirname);
|
||||
free (desc.filename);
|
||||
return pnd;
|
||||
}
|
||||
|
||||
void
|
||||
acr122_usb_close (nfc_device *pnd)
|
||||
{
|
||||
acr122_usb_ack (pnd);
|
||||
|
||||
pn53x_idle (pnd);
|
||||
|
||||
int res;
|
||||
if ((res = usb_release_interface (DRIVER_DATA (pnd)->pudh, 0)) < 0) {
|
||||
log_put (LOG_CATEGORY, NFC_PRIORITY_ERROR, "Unable to release USB interface (%s)", _usb_strerror (res));
|
||||
}
|
||||
|
||||
if ((res = usb_close (DRIVER_DATA (pnd)->pudh)) < 0) {
|
||||
log_put (LOG_CATEGORY, NFC_PRIORITY_ERROR, "Unable to close USB connection (%s)", _usb_strerror (res));
|
||||
}
|
||||
pn53x_data_free (pnd);
|
||||
nfc_device_free (pnd);
|
||||
}
|
||||
|
||||
#define ACR122_USB_BUFFER_LEN (PN53x_EXTENDED_FRAME__DATA_MAX_LEN + PN53x_EXTENDED_FRAME__OVERHEAD)
|
||||
size_t
|
||||
acr122_build_frame (uint8_t *frame, const size_t frame_len, const uint8_t *data, const size_t data_len)
|
||||
{
|
||||
frame[1] = data_len + 6;
|
||||
frame[14] = data_len + 1;
|
||||
memcpy (frame + 16, data, data_len);
|
||||
return data_len + 16;
|
||||
}
|
||||
|
||||
int
|
||||
acr122_usb_send (nfc_device *pnd, const uint8_t *pbtData, const size_t szData, const int timeout)
|
||||
{
|
||||
uint8_t abtFrame[ACR122_USB_BUFFER_LEN] = { 0x6b,
|
||||
0x00, // len
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // padding
|
||||
0xff, 0x00, 0x00, 0x00,
|
||||
0x00, // pn532 command lenght
|
||||
0xd4, // direction
|
||||
};
|
||||
size_t szFrame = acr122_build_frame (abtFrame, sizeof(abtFrame), pbtData, szData);
|
||||
|
||||
int res;
|
||||
if ((res = acr122_usb_bulk_write (DRIVER_DATA (pnd), abtFrame, szFrame, timeout)) < 0) {
|
||||
pnd->last_error = res;
|
||||
return pnd->last_error;
|
||||
}
|
||||
return NFC_SUCCESS;
|
||||
}
|
||||
|
||||
#define USB_TIMEOUT_PER_PASS 200
|
||||
int
|
||||
acr122_usb_receive (nfc_device *pnd, uint8_t *pbtData, const size_t szDataLen, const int timeout)
|
||||
{
|
||||
off_t offset = 0;
|
||||
|
||||
uint8_t abtRxBuf[ACR122_USB_BUFFER_LEN];
|
||||
int res;
|
||||
|
||||
/*
|
||||
* If no timeout is specified but the command is blocking, force a 200ms (USB_TIMEOUT_PER_PASS)
|
||||
* timeout to allow breaking the loop if the user wants to stop it.
|
||||
*/
|
||||
int usb_timeout;
|
||||
int remaining_time = timeout;
|
||||
read:
|
||||
if (timeout == USB_INFINITE_TIMEOUT) {
|
||||
usb_timeout = USB_TIMEOUT_PER_PASS;
|
||||
} else {
|
||||
// A user-provided timeout is set, we have to cut it in multiple chunk to be able to keep an nfc_abort_command() mecanism
|
||||
remaining_time -= USB_TIMEOUT_PER_PASS;
|
||||
if (remaining_time <= 0) {
|
||||
pnd->last_error = NFC_ETIMEOUT;
|
||||
return pnd->last_error;
|
||||
} else {
|
||||
usb_timeout = MIN(remaining_time, USB_TIMEOUT_PER_PASS);
|
||||
}
|
||||
}
|
||||
|
||||
res = acr122_usb_bulk_read (DRIVER_DATA (pnd), abtRxBuf, sizeof (abtRxBuf), usb_timeout);
|
||||
|
||||
if (res == NFC_ETIMEOUT) {
|
||||
if (DRIVER_DATA (pnd)->abort_flag) {
|
||||
DRIVER_DATA (pnd)->abort_flag = false;
|
||||
acr122_usb_ack (pnd);
|
||||
pnd->last_error = NFC_EOPABORTED;
|
||||
return pnd->last_error;
|
||||
} else {
|
||||
goto read;
|
||||
}
|
||||
}
|
||||
|
||||
if (res < 0) {
|
||||
// try to interrupt current device state
|
||||
acr122_usb_ack(pnd);
|
||||
pnd->last_error = res;
|
||||
return pnd->last_error;
|
||||
}
|
||||
|
||||
if (abtRxBuf[offset] != 0x83) {
|
||||
log_put (LOG_CATEGORY, NFC_PRIORITY_ERROR, "%s", "Frame header mismatch");
|
||||
pnd->last_error = NFC_EIO;
|
||||
return pnd->last_error;
|
||||
}
|
||||
offset++;
|
||||
|
||||
size_t len = abtRxBuf[offset++];
|
||||
if (len < 4) {
|
||||
log_put (LOG_CATEGORY, NFC_PRIORITY_ERROR, "Too small reply");
|
||||
pnd->last_error = NFC_EIO;
|
||||
return pnd->last_error;
|
||||
}
|
||||
len -= 4;
|
||||
|
||||
if (len > szDataLen) {
|
||||
log_put (LOG_CATEGORY, NFC_PRIORITY_ERROR, "Unable to receive data: buffer too small. (szDataLen: %zu, len: %zu)", szDataLen, len);
|
||||
pnd->last_error = NFC_EIO;
|
||||
return pnd->last_error;
|
||||
}
|
||||
|
||||
const uint8_t acr122_preamble[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x81, 0x00 };
|
||||
if (0 != (memcmp (abtRxBuf + offset, acr122_preamble, sizeof(acr122_preamble)))) {
|
||||
log_put (LOG_CATEGORY, NFC_PRIORITY_ERROR, "%s", "Frame preamble mismatch");
|
||||
pnd->last_error = NFC_EIO;
|
||||
return pnd->last_error;
|
||||
}
|
||||
offset += sizeof(acr122_preamble);
|
||||
|
||||
// TFI + PD0 (CC+1)
|
||||
if (abtRxBuf[offset] != 0xD5) {
|
||||
log_put (LOG_CATEGORY, NFC_PRIORITY_ERROR, "%s", "TFI Mismatch");
|
||||
pnd->last_error = NFC_EIO;
|
||||
return pnd->last_error;
|
||||
}
|
||||
offset += 1;
|
||||
|
||||
if (abtRxBuf[offset] != CHIP_DATA (pnd)->last_command + 1) {
|
||||
log_put (LOG_CATEGORY, NFC_PRIORITY_ERROR, "%s", "Command Code verification failed");
|
||||
pnd->last_error = NFC_EIO;
|
||||
return pnd->last_error;
|
||||
}
|
||||
offset += 1;
|
||||
|
||||
memcpy (pbtData, abtRxBuf + offset, len);
|
||||
offset += len;
|
||||
|
||||
return len;
|
||||
}
|
||||
|
||||
int
|
||||
acr122_usb_ack (nfc_device *pnd)
|
||||
{
|
||||
return 0;
|
||||
//return acr122_usb_bulk_write (DRIVER_DATA (pnd), (uint8_t *) pn53x_ack_frame, sizeof (pn53x_ack_frame), 1000);
|
||||
}
|
||||
|
||||
int
|
||||
acr122_usb_init (nfc_device *pnd)
|
||||
{
|
||||
int res = 0;
|
||||
/*
|
||||
uint8_t frame[] = { 0x6B,
|
||||
0x07,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, // padding
|
||||
0xFF, 0x00, 0x00, 0x00, 0x02, 0xD4, 0x02 // frame
|
||||
};
|
||||
acr122_usb_bulk_write (DRIVER_DATA (pnd), frame, sizeof(frame), 300);
|
||||
acr122_usb_bulk_read (DRIVER_DATA (pnd), frame, sizeof(frame), 0);
|
||||
*/
|
||||
|
||||
/*
|
||||
uint8_t frame[] = { 0x6B,
|
||||
5, // len
|
||||
0, 0, 0, 0, 0, 0, 0, 0, // padding
|
||||
0xFF, 0x00, 0x48, 0x00, 0x00 // frame
|
||||
};
|
||||
acr122_usb_bulk_write (DRIVER_DATA (pnd), frame, sizeof(frame), 0);
|
||||
*/
|
||||
if ((res = pn53x_init (pnd)) < 0)
|
||||
return res;
|
||||
|
||||
return NFC_SUCCESS;
|
||||
}
|
||||
|
||||
int
|
||||
acr122_usb_abort_command (nfc_device *pnd)
|
||||
{
|
||||
DRIVER_DATA (pnd)->abort_flag = true;
|
||||
return NFC_SUCCESS;
|
||||
}
|
||||
|
||||
const struct pn53x_io acr122_usb_io = {
|
||||
.send = acr122_usb_send,
|
||||
.receive = acr122_usb_receive,
|
||||
};
|
||||
|
||||
const struct nfc_driver acr122_usb_driver = {
|
||||
.name = ACR122_USB_DRIVER_NAME,
|
||||
.probe = acr122_usb_probe,
|
||||
.open = acr122_usb_open,
|
||||
.close = acr122_usb_close,
|
||||
.strerror = pn53x_strerror,
|
||||
|
||||
.initiator_init = pn53x_initiator_init,
|
||||
.initiator_select_passive_target = pn53x_initiator_select_passive_target,
|
||||
.initiator_poll_target = pn53x_initiator_poll_target,
|
||||
.initiator_select_dep_target = pn53x_initiator_select_dep_target,
|
||||
.initiator_deselect_target = pn53x_initiator_deselect_target,
|
||||
.initiator_transceive_bytes = pn53x_initiator_transceive_bytes,
|
||||
.initiator_transceive_bits = pn53x_initiator_transceive_bits,
|
||||
.initiator_transceive_bytes_timed = pn53x_initiator_transceive_bytes_timed,
|
||||
.initiator_transceive_bits_timed = pn53x_initiator_transceive_bits_timed,
|
||||
|
||||
.target_init = pn53x_target_init,
|
||||
.target_send_bytes = pn53x_target_send_bytes,
|
||||
.target_receive_bytes = pn53x_target_receive_bytes,
|
||||
.target_send_bits = pn53x_target_send_bits,
|
||||
.target_receive_bits = pn53x_target_receive_bits,
|
||||
|
||||
.device_set_property_bool = pn53x_set_property_bool,
|
||||
.device_set_property_int = pn53x_set_property_int,
|
||||
|
||||
.abort_command = acr122_usb_abort_command,
|
||||
.idle = pn53x_idle,
|
||||
};
|
||||
40
libnfc/drivers/acr122_usb.h
Normal file
40
libnfc/drivers/acr122_usb.h
Normal file
|
|
@ -0,0 +1,40 @@
|
|||
/**
|
||||
* Public platform independent Near Field Communication (NFC) library
|
||||
*
|
||||
* Copyright (C) 2009, Roel Verdult
|
||||
* Copyright (C) 2011, Romain Tartière
|
||||
*
|
||||
* This program is free software: you can redistribute it and/or modify it
|
||||
* under the terms of the GNU Lesser General Public License as published by the
|
||||
* Free Software Foundation, either version 3 of the License, or (at your
|
||||
* option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
||||
* more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>
|
||||
*
|
||||
*
|
||||
* @file acr122_usb.h
|
||||
* @brief Driver for ACR122 devices using direct USB connection (without PCSC)
|
||||
*/
|
||||
|
||||
#ifndef __NFC_DRIVER_ACR122_USB_H__
|
||||
# define __NFC_DRIVER_ACR122_USB_H__
|
||||
|
||||
# include <sys/time.h>
|
||||
|
||||
# include <nfc/nfc-types.h>
|
||||
|
||||
bool acr122_usb_probe (nfc_connstring connstrings[], size_t connstrings_len, size_t *pszDeviceFound);
|
||||
nfc_device *acr122_usb_connect (const nfc_connstring connstring);
|
||||
int acr122_usb_send (nfc_device *pnd, const uint8_t *pbtData, const size_t szData, int timeout);
|
||||
int acr122_usb_receive (nfc_device *pnd, uint8_t *pbtData, const size_t szData, int timeout);
|
||||
void acr122_usb_disconnect (nfc_device *pnd);
|
||||
|
||||
extern const struct nfc_driver acr122_usb_driver;
|
||||
|
||||
#endif // ! __NFC_DRIVER_ACR122_USB_H__
|
||||
|
|
@ -312,7 +312,7 @@ nfc_device *
|
|||
pn53x_usb_open (const nfc_connstring connstring)
|
||||
{
|
||||
nfc_device *pnd = NULL;
|
||||
struct pn53x_usb_descriptor desc = { NULL, NULL } ;
|
||||
struct pn53x_usb_descriptor desc = { NULL, NULL };
|
||||
int connstring_decode_level = pn53x_usb_connstring_decode (connstring, &desc);
|
||||
log_put (LOG_CATEGORY, NFC_PRIORITY_TRACE, "%d element(s) have been decoded from \"%s\"", connstring_decode_level, connstring);
|
||||
if (connstring_decode_level < 1) {
|
||||
|
|
@ -480,9 +480,9 @@ pn53x_usb_send (nfc_device *pnd, const uint8_t *pbtData, const size_t szData, co
|
|||
|
||||
uint8_t abtRxBuf[PN53X_USB_BUFFER_LEN];
|
||||
if ((res = pn53x_usb_bulk_read (DRIVER_DATA (pnd), abtRxBuf, sizeof (abtRxBuf), timeout)) < 0) {
|
||||
pnd->last_error = res;
|
||||
// try to interrupt current device state
|
||||
pn53x_usb_ack(pnd);
|
||||
pnd->last_error = res;
|
||||
return pnd->last_error;
|
||||
}
|
||||
|
||||
|
|
@ -551,9 +551,9 @@ read:
|
|||
}
|
||||
|
||||
if (res < 0) {
|
||||
pnd->last_error = res;
|
||||
// try to interrupt current device state
|
||||
pn53x_usb_ack(pnd);
|
||||
pnd->last_error = res;
|
||||
return pnd->last_error;
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -86,9 +86,12 @@ const struct nfc_driver *nfc_drivers[] = {
|
|||
# if defined (DRIVER_PN53X_USB_ENABLED)
|
||||
&pn53x_usb_driver,
|
||||
# endif /* DRIVER_PN53X_USB_ENABLED */
|
||||
# if defined (DRIVER_ACR122_ENABLED)
|
||||
&acr122_driver,
|
||||
# endif /* DRIVER_ACR122_ENABLED */
|
||||
# if defined (DRIVER_ACR122_PCSC_ENABLED)
|
||||
&acr122_pcsc_driver,
|
||||
# endif /* DRIVER_ACR122_PCSC_ENABLED */
|
||||
# if defined (DRIVER_ACR122_USB_ENABLED)
|
||||
&acr122_usb_driver,
|
||||
# endif /* DRIVER_ACR122_USB_ENABLED */
|
||||
# if defined (DRIVER_ACR122S_ENABLED)
|
||||
&acr122s_driver,
|
||||
# endif /* DRIVER_ACR122S_ENABLED */
|
||||
|
|
|
|||
|
|
@ -4,7 +4,7 @@ AC_DEFUN([LIBNFC_ARG_WITH_DRIVERS],
|
|||
[
|
||||
AC_MSG_CHECKING(which drivers to build)
|
||||
AC_ARG_WITH(drivers,
|
||||
AC_HELP_STRING([--with-drivers=DRIVERS], [Use a custom driver set, where DRIVERS is a coma-separated list of drivers to build support for. Available drivers are: 'acr122', 'acr122s', 'arygon', 'pn532_uart' and 'pn53x_usb'. Default drivers set is 'acr122,acr122s,arygon,pn53x_usb'. The special driver set 'all' compile all available drivers.]),
|
||||
AC_HELP_STRING([--with-drivers=DRIVERS], [Use a custom driver set, where DRIVERS is a coma-separated list of drivers to build support for. Available drivers are: 'acr122_pcsc', 'acr122_usb', 'acr122s', 'arygon', 'pn532_uart' and 'pn53x_usb'. Default drivers set is 'acr122_usb,acr122s,arygon,pn53x_usb'. The special driver set 'all' compile all available drivers.]),
|
||||
[ case "${withval}" in
|
||||
yes | no)
|
||||
dnl ignore calls without any arguments
|
||||
|
|
@ -25,16 +25,17 @@ AC_DEFUN([LIBNFC_ARG_WITH_DRIVERS],
|
|||
|
||||
case "${DRIVER_BUILD_LIST}" in
|
||||
default)
|
||||
DRIVER_BUILD_LIST="acr122 acr122s arygon pn53x_usb"
|
||||
DRIVER_BUILD_LIST="acr122_usb acr122s arygon pn53x_usb"
|
||||
;;
|
||||
all)
|
||||
DRIVER_BUILD_LIST="acr122 acr122s arygon pn53x_usb pn532_uart"
|
||||
DRIVER_BUILD_LIST="acr122_pcsc acr122_usb acr122s arygon pn53x_usb pn532_uart"
|
||||
;;
|
||||
esac
|
||||
|
||||
DRIVERS_CFLAGS=""
|
||||
|
||||
driver_acr122_enabled="no"
|
||||
driver_acr122_pcsc_enabled="no"
|
||||
driver_acr122_usb_enabled="no"
|
||||
driver_acr122s_enabled="no"
|
||||
driver_pn53x_usb_enabled="no"
|
||||
driver_arygon_enabled="no"
|
||||
|
|
@ -43,10 +44,15 @@ AC_DEFUN([LIBNFC_ARG_WITH_DRIVERS],
|
|||
for driver in ${DRIVER_BUILD_LIST}
|
||||
do
|
||||
case "${driver}" in
|
||||
acr122)
|
||||
acr122_pcsc)
|
||||
pcsc_required="yes"
|
||||
driver_acr122_enabled="yes"
|
||||
DRIVERS_CFLAGS="$DRIVERS_CFLAGS -DDRIVER_ACR122_ENABLED"
|
||||
driver_acr122_pcsc_enabled="yes"
|
||||
DRIVERS_CFLAGS="$DRIVERS_CFLAGS -DDRIVER_ACR122_PCSC_ENABLED"
|
||||
;;
|
||||
acr122_usb)
|
||||
libusb_required="yes"
|
||||
driver_acr122_usb_enabled="yes"
|
||||
DRIVERS_CFLAGS="$DRIVERS_CFLAGS -DDRIVER_ACR122_USB_ENABLED"
|
||||
;;
|
||||
acr122s)
|
||||
driver_acr122s_enabled="yes"
|
||||
|
|
@ -71,7 +77,8 @@ AC_DEFUN([LIBNFC_ARG_WITH_DRIVERS],
|
|||
esac
|
||||
done
|
||||
AC_SUBST(DRIVERS_CFLAGS)
|
||||
AM_CONDITIONAL(DRIVER_ACR122_ENABLED, [test x"$driver_acr122_enabled" = xyes])
|
||||
AM_CONDITIONAL(DRIVER_ACR122_PCSC_ENABLED, [test x"$driver_acr122_pcsc_enabled" = xyes])
|
||||
AM_CONDITIONAL(DRIVER_ACR122_USB_ENABLED, [test x"$driver_acr122_usb_enabled" = xyes])
|
||||
AM_CONDITIONAL(DRIVER_ACR122S_ENABLED, [test x"$driver_acr122s_enabled" = xyes])
|
||||
AM_CONDITIONAL(DRIVER_PN53X_USB_ENABLED, [test x"$driver_pn53x_usb_enabled" = xyes])
|
||||
AM_CONDITIONAL(DRIVER_ARYGON_ENABLED, [test x"$driver_arygon_enabled" = xyes])
|
||||
|
|
@ -81,7 +88,8 @@ AC_DEFUN([LIBNFC_ARG_WITH_DRIVERS],
|
|||
AC_DEFUN([LIBNFC_DRIVERS_SUMMARY],[
|
||||
echo
|
||||
echo "Selected drivers:"
|
||||
echo " acr122........... $driver_acr122_enabled"
|
||||
echo " acr122_pcsc...... $driver_acr122_pcsc_enabled"
|
||||
echo " acr122_usb....... $driver_acr122_usb_enabled"
|
||||
echo " acr122s.......... $driver_acr122s_enabled"
|
||||
echo " arygon........... $driver_arygon_enabled"
|
||||
echo " pn53x_usb........ $driver_pn53x_usb_enabled"
|
||||
|
|
|
|||
|
|
@ -97,19 +97,23 @@ main (int argc, const char *argv[])
|
|||
nfc_connstring connstrings[MAX_DEVICE_COUNT];
|
||||
size_t szDeviceFound = nfc_list_devices (NULL, connstrings, MAX_DEVICE_COUNT);
|
||||
|
||||
int res = EXIT_FAILURE;
|
||||
if (szDeviceFound == 0) {
|
||||
printf ("No NFC device found.\n");
|
||||
goto bye;
|
||||
}
|
||||
|
||||
printf ("%d NFC device(s) found:\n", (int) szDeviceFound);
|
||||
printf ("%d NFC device(s) found:\n", (int)szDeviceFound);
|
||||
for (i = 0; i < szDeviceFound; i++) {
|
||||
pnd = nfc_open (NULL, connstrings[i]);
|
||||
if (pnd != NULL) {
|
||||
printf ("- %s:\n %s\n", nfc_device_get_name (pnd), nfc_device_get_connstring (pnd));
|
||||
}
|
||||
nfc_close (pnd);
|
||||
}
|
||||
}
|
||||
res = EXIT_SUCCESS;
|
||||
|
||||
bye:
|
||||
nfc_exit (NULL);
|
||||
return 0;
|
||||
return res;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue