51 #include <sys/types.h>
77 #define BUS_DEVICE_STRSIZE 10+1+10+1+10+1
79 #define READER_ABSENT 0
80 #define READER_PRESENT 1
81 #define READER_FAILED 2
86 extern char Add_Serial_In_Name;
91 pthread_mutex_t usbNotifierMutex;
93 static pthread_t usbNotifyThread;
94 static int driverSize = -1;
95 static char AraKiriHotPlug = FALSE;
96 static int rescan_pipe[] = { -1, -1 };
97 extern int HPForceReaderPolling;
100 #define IFD_GENERATE_HOTPLUG 1
105 static struct _driverTracker
108 unsigned int productID;
114 } *driverTracker = NULL;
115 #define DRIVER_TRACKER_SIZE_STEP 8
120 static struct _readerTracker
123 char bus_device[BUS_DEVICE_STRSIZE];
127 static LONG HPAddHotPluggable(
struct libusb_device *dev,
128 struct libusb_device_descriptor desc,
129 const char bus_device[],
int interface,
130 struct _driverTracker *driver);
131 static LONG HPRemoveHotPluggable(
int reader_index);
133 static LONG HPReadBundleValues(
void)
137 struct dirent *currFP = NULL;
138 char fullPath[FILENAME_MAX];
139 char fullLibPath[FILENAME_MAX];
142 hpDir = opendir(PCSCLITE_HP_DROPDIR);
146 Log1(PCSC_LOG_ERROR,
"Cannot open PC/SC drivers directory: " PCSCLITE_HP_DROPDIR);
147 Log1(PCSC_LOG_ERROR,
"Disabling USB support for pcscd.");
152 driverTracker = calloc(DRIVER_TRACKER_SIZE_STEP,
sizeof(*driverTracker));
153 if (NULL == driverTracker)
155 Log1(PCSC_LOG_CRITICAL,
"Not enough memory");
158 driverSize = DRIVER_TRACKER_SIZE_STEP;
160 #define GET_KEY(key, values) \
161 rv = LTPBundleFindValueWithKey(&plist, key, values); \
164 Log2(PCSC_LOG_ERROR, "Value/Key not defined for " key " in %s", \
169 while ((currFP = readdir(hpDir)) != 0)
171 if (strstr(currFP->d_name,
".bundle") != 0)
175 list_t *manuIDs, *productIDs, *readerNames;
183 snprintf(fullPath,
sizeof(fullPath),
"%s/%s/Contents/Info.plist",
184 PCSCLITE_HP_DROPDIR, currFP->d_name);
185 fullPath[
sizeof(fullPath) - 1] =
'\0';
192 GET_KEY(PCSCLITE_HP_LIBRKEY_NAME, &values)
193 libraryPath = list_get_at(values, 0);
194 (
void)snprintf(fullLibPath, sizeof(fullLibPath),
195 "%s/%s/Contents/%s/%s",
196 PCSCLITE_HP_DROPDIR, currFP->d_name, PCSC_ARCH,
198 fullLibPath[sizeof(fullLibPath) - 1] = '\0';
201 GET_KEY(PCSCLITE_HP_CPCTKEY_NAME, &values)
202 ifdCapabilities = strtol(list_get_at(values, 0), NULL, 16);
204 GET_KEY(PCSCLITE_HP_MANUKEY_NAME, &manuIDs)
205 GET_KEY(PCSCLITE_HP_PRODKEY_NAME, &productIDs)
206 GET_KEY(PCSCLITE_HP_NAMEKEY_NAME, &readerNames)
209 for (alias=0; alias<list_size(manuIDs); alias++)
214 value = list_get_at(manuIDs, alias);
215 driverTracker[listCount].manuID = strtol(value, NULL, 16);
217 value = list_get_at(productIDs, alias);
218 driverTracker[listCount].productID = strtol(value, NULL, 16);
220 driverTracker[listCount].readerName = strdup(list_get_at(readerNames, alias));
223 driverTracker[listCount].bundleName = strdup(currFP->d_name);
224 driverTracker[listCount].libraryPath = strdup(fullLibPath);
225 driverTracker[listCount].ifdCapabilities = ifdCapabilities;
228 Log2(PCSC_LOG_INFO,
"Found driver for: %s",
229 driverTracker[listCount].readerName);
232 if (listCount >= driverSize)
237 driverSize += DRIVER_TRACKER_SIZE_STEP;
240 "Increase driverTracker to %d entries", driverSize);
242 driverTracker = realloc(driverTracker,
243 driverSize *
sizeof(*driverTracker));
244 if (NULL == driverTracker)
246 Log1(PCSC_LOG_CRITICAL,
"Not enough memory");
253 for (i=driverSize-DRIVER_TRACKER_SIZE_STEP; i<driverSize; i++)
255 driverTracker[i].manuID = 0;
256 driverTracker[i].productID = 0;
257 driverTracker[i].bundleName = NULL;
258 driverTracker[i].libraryPath = NULL;
259 driverTracker[i].readerName = NULL;
260 driverTracker[i].ifdCapabilities = 0;
268 driverSize = listCount;
274 Log1(PCSC_LOG_INFO,
"No bundle files in pcsc drivers directory: " PCSCLITE_HP_DROPDIR);
275 Log1(PCSC_LOG_INFO,
"Disabling USB support for pcscd");
280 Log2(PCSC_LOG_INFO,
"Found drivers for %d readers", listCount);
286 static void HPRescanUsbBus(
void)
289 char bus_device[BUS_DEVICE_STRSIZE];
290 libusb_device **devs, *dev;
295 readerTracker[i].status = READER_ABSENT;
297 cnt = libusb_get_device_list(ctx, &devs);
300 Log1(PCSC_LOG_CRITICAL,
"libusb_get_device_list() failed\n");
306 while ((dev = devs[cnt++]) != NULL)
308 struct libusb_device_descriptor desc;
309 struct libusb_config_descriptor *config_desc;
310 uint8_t bus_number = libusb_get_bus_number(dev);
311 uint8_t device_address = libusb_get_device_address(dev);
313 int r = libusb_get_device_descriptor(dev, &desc);
316 Log3(PCSC_LOG_ERROR,
"failed to get device descriptor for %d/%d",
317 bus_number, device_address);
321 r = libusb_get_active_config_descriptor(dev, &config_desc);
324 Log3(PCSC_LOG_ERROR,
"failed to get device config for %d/%d",
325 bus_number, device_address);
330 for (i=0; i<driverSize; i++)
332 if (driverTracker[i].libraryPath != NULL &&
333 desc.idVendor == driverTracker[i].manuID &&
334 desc.idProduct == driverTracker[i].productID)
339 Log3(PCSC_LOG_DEBUG,
"Found matching USB device: %d:%d",
340 bus_number, device_address);
343 for (interface = 0;
interface < config_desc->bNumInterfaces;
349 snprintf(bus_device, BUS_DEVICE_STRSIZE,
"%d:%d:%d",
350 bus_number, device_address, interface);
351 bus_device[BUS_DEVICE_STRSIZE - 1] =
'\0';
357 if (strncmp(readerTracker[j].bus_device,
358 bus_device, BUS_DEVICE_STRSIZE) == 0)
361 readerTracker[j].status = READER_PRESENT;
364 Log2(PCSC_LOG_DEBUG,
"Refresh USB device: %s",
374 if (config_desc->bNumInterfaces > 1)
375 HPAddHotPluggable(dev, desc, bus_device,
376 interface, &driverTracker[i]);
378 HPAddHotPluggable(dev, desc, bus_device,
379 -1, &driverTracker[i]);
384 libusb_free_config_descriptor(config_desc);
392 if ((readerTracker[i].status == READER_ABSENT) &&
393 (readerTracker[i].fullName != NULL))
394 HPRemoveHotPluggable(i);
401 for (i=0; i<driverSize; i++)
404 free(driverTracker[i].bundleName);
405 free(driverTracker[i].libraryPath);
406 free(driverTracker[i].readerName);
410 Log1(PCSC_LOG_INFO,
"Hotplug stopped");
411 pthread_exit(&retval);
415 libusb_free_device_list(devs, 1);
418 static void HPEstablishUSBNotifications(
int pipefd[2])
424 r = libusb_init(ctx);
427 Log2(PCSC_LOG_CRITICAL,
"libusb_init failed: %d", r);
429 kill(getpid(), SIGTERM);
437 write(pipefd[1], &c, 1);
442 for (i=0; i<driverSize; i++)
443 if (driverTracker[i].libraryPath)
444 if ((driverTracker[i].ifdCapabilities & IFD_GENERATE_HOTPLUG) == 0)
447 "Driver %s does not support IFD_GENERATE_HOTPLUG. Using active polling instead.",
448 driverTracker[i].bundleName);
449 if (HPForceReaderPolling < 1)
450 HPForceReaderPolling = 1;
454 if (HPForceReaderPolling)
457 "Polling forced every %d second(s)", HPForceReaderPolling);
463 while (!AraKiriHotPlug)
474 while (read(rescan_pipe[0], &dummy,
sizeof(dummy)) > 0)
476 Log1(PCSC_LOG_INFO,
"Reload serial configuration");
479 RFReCheckReaderConf();
481 Log1(PCSC_LOG_INFO,
"End reload serial configuration");
483 close(rescan_pipe[0]);
488 LONG HPSearchHotPluggables(
void)
494 readerTracker[i].status = READER_ABSENT;
495 readerTracker[i].bus_device[0] =
'\0';
496 readerTracker[i].fullName = NULL;
499 if (HPReadBundleValues())
504 if (pipe(pipefd) == -1)
506 Log2(PCSC_LOG_ERROR,
"pipe: %s", strerror(errno));
510 ThreadCreate(&usbNotifyThread, THREAD_ATTR_DETACHED,
511 (PCSCLITE_THREAD_FUNCTION( )) HPEstablishUSBNotifications, pipefd);
514 read(pipefd[0], &c, 1);
521 LONG HPStopHotPluggables(
void)
523 AraKiriHotPlug = TRUE;
524 if (rescan_pipe[1] >= 0)
526 close(rescan_pipe[1]);
533 static LONG HPAddHotPluggable(
struct libusb_device *dev,
534 struct libusb_device_descriptor desc,
535 const char bus_device[],
int interface,
536 struct _driverTracker *driver)
539 char deviceName[MAX_DEVICENAME];
541 Log2(PCSC_LOG_INFO,
"Adding USB device: %s", bus_device);
544 snprintf(deviceName,
sizeof(deviceName),
"usb:%04x/%04x:libhal:/org/freedesktop/Hal/devices/usb_device_%04x_%04x_serialnotneeded_if%d",
545 desc.idVendor, desc.idProduct, desc.idVendor, desc.idProduct,
548 snprintf(deviceName,
sizeof(deviceName),
"usb:%04x/%04x:libusb-1.0:%s",
549 desc.idVendor, desc.idProduct, bus_device);
551 deviceName[
sizeof(deviceName) -1] =
'\0';
553 pthread_mutex_lock(&usbNotifierMutex);
558 if (readerTracker[i].fullName == NULL)
562 if (i==PCSCLITE_MAX_READERS_CONTEXTS)
565 "Not enough reader entries. Already found %d readers", i);
566 pthread_mutex_unlock(&usbNotifierMutex);
570 strncpy(readerTracker[i].bus_device, bus_device,
571 sizeof(readerTracker[i].bus_device));
572 readerTracker[i].bus_device[
sizeof(readerTracker[i].bus_device) - 1] =
'\0';
574 if (Add_Serial_In_Name && desc.iSerialNumber)
576 libusb_device_handle *device;
579 ret = libusb_open(dev, &device);
582 Log2(PCSC_LOG_ERROR,
"libusb_open failed: %d", ret);
586 unsigned char serialNumber[MAX_READERNAME];
588 ret = libusb_get_string_descriptor_ascii(device, desc.iSerialNumber,
589 serialNumber, MAX_READERNAME);
590 libusb_close(device);
595 "libusb_get_string_descriptor_ascii failed: %d", ret);
596 readerTracker[i].fullName = strdup(driver->readerName);
600 char fullname[MAX_READERNAME];
602 snprintf(fullname,
sizeof(fullname),
"%s (%s)",
603 driver->readerName, serialNumber);
604 readerTracker[i].fullName = strdup(fullname);
609 readerTracker[i].fullName = strdup(driver->readerName);
611 if (RFAddReader(readerTracker[i].fullName, PCSCLITE_HP_BASE_PORT + i,
613 readerTracker[i].status = READER_PRESENT;
616 readerTracker[i].status = READER_FAILED;
618 (void)CheckForOpenCT();
621 pthread_mutex_unlock(&usbNotifierMutex);
626 static LONG HPRemoveHotPluggable(
int reader_index)
628 pthread_mutex_lock(&usbNotifierMutex);
630 Log3(PCSC_LOG_INFO,
"Removing USB device[%d]: %s", reader_index,
631 readerTracker[reader_index].bus_device);
633 RFRemoveReader(readerTracker[reader_index].fullName,
634 PCSCLITE_HP_BASE_PORT + reader_index);
635 free(readerTracker[reader_index].fullName);
636 readerTracker[reader_index].status = READER_ABSENT;
637 readerTracker[reader_index].bus_device[0] =
'\0';
638 readerTracker[reader_index].fullName = NULL;
640 pthread_mutex_unlock(&usbNotifierMutex);
648 ULONG HPRegisterForHotplugEvents(
void)
650 (void)pthread_mutex_init(&usbNotifierMutex, NULL);
654 void HPReCheckSerialReaders(
void)
657 if (rescan_pipe[1] >= 0)
660 write(rescan_pipe[1], &dummy,
sizeof(dummy));
This handles abstract system level calls.
int SYS_Sleep(int)
Makes the current process sleep for some seconds.
Reads lexical config files and updates database.
#define PCSCLITE_MAX_READERS_CONTEXTS
Maximum readers context (a slot is count as a reader)
This defines some structures and #defines to be used over the transport layer.
This keeps a list of Windows(R) types.
This keeps a list of defines for pcsc-lite.
This keeps track of a list of currently available reader structures.
This provides a search API for hot pluggble devices.
int bundleParse(const char *fileName, list_t *l)
Parse a Info.plist file and file a list.
void bundleRelease(list_t *l)
Free the list created by bundleParse()
#define SCARD_S_SUCCESS
error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx