25 #include <sys/types.h>
51 #define BUS_DEVICE_STRSIZE 10+1+10+1+10+1
53 #define READER_ABSENT 0
54 #define READER_PRESENT 1
55 #define READER_FAILED 2
60 extern char Add_Serial_In_Name;
65 pthread_mutex_t usbNotifierMutex;
67 static pthread_t usbNotifyThread;
68 static int driverSize = -1;
69 static char AraKiriHotPlug = FALSE;
70 static int rescan_pipe[] = { -1, -1 };
71 extern int HPForceReaderPolling;
74 #define IFD_GENERATE_HOTPLUG 1
79 static struct _driverTracker
82 unsigned int productID;
88 } *driverTracker = NULL;
89 #define DRIVER_TRACKER_SIZE_STEP 8
94 static struct _readerTracker
97 char bus_device[BUS_DEVICE_STRSIZE];
101 static LONG HPAddHotPluggable(
struct libusb_device *dev,
102 struct libusb_device_descriptor desc,
103 const char bus_device[],
int interface,
104 struct _driverTracker *driver);
105 static LONG HPRemoveHotPluggable(
int reader_index);
107 static LONG HPReadBundleValues(
void)
111 struct dirent *currFP = NULL;
112 char fullPath[FILENAME_MAX];
113 char fullLibPath[FILENAME_MAX];
116 hpDir = opendir(PCSCLITE_HP_DROPDIR);
120 Log1(PCSC_LOG_ERROR,
"Cannot open PC/SC drivers directory: " PCSCLITE_HP_DROPDIR);
121 Log1(PCSC_LOG_ERROR,
"Disabling USB support for pcscd.");
126 driverTracker = calloc(DRIVER_TRACKER_SIZE_STEP,
sizeof(*driverTracker));
127 if (NULL == driverTracker)
129 Log1(PCSC_LOG_CRITICAL,
"Not enough memory");
132 driverSize = DRIVER_TRACKER_SIZE_STEP;
134 #define GET_KEY(key, values) \
135 rv = LTPBundleFindValueWithKey(&plist, key, values); \
138 Log2(PCSC_LOG_ERROR, "Value/Key not defined for " key " in %s", \
143 while ((currFP = readdir(hpDir)) != 0)
145 if (strstr(currFP->d_name,
".bundle") != 0)
149 list_t *manuIDs, *productIDs, *readerNames;
157 snprintf(fullPath,
sizeof(fullPath),
"%s/%s/Contents/Info.plist",
158 PCSCLITE_HP_DROPDIR, currFP->d_name);
159 fullPath[
sizeof(fullPath) - 1] =
'\0';
166 GET_KEY(PCSCLITE_HP_LIBRKEY_NAME, &values)
167 libraryPath = list_get_at(values, 0);
168 (
void)snprintf(fullLibPath, sizeof(fullLibPath),
169 "%s/%s/Contents/%s/%s",
170 PCSCLITE_HP_DROPDIR, currFP->d_name, PCSC_ARCH,
172 fullLibPath[sizeof(fullLibPath) - 1] = '\0';
175 GET_KEY(PCSCLITE_HP_CPCTKEY_NAME, &values)
176 ifdCapabilities = strtol(list_get_at(values, 0), NULL, 16);
178 GET_KEY(PCSCLITE_HP_MANUKEY_NAME, &manuIDs)
179 GET_KEY(PCSCLITE_HP_PRODKEY_NAME, &productIDs)
180 GET_KEY(PCSCLITE_HP_NAMEKEY_NAME, &readerNames)
183 for (alias=0; alias<list_size(manuIDs); alias++)
188 value = list_get_at(manuIDs, alias);
189 driverTracker[listCount].manuID = strtol(value, NULL, 16);
191 value = list_get_at(productIDs, alias);
192 driverTracker[listCount].productID = strtol(value, NULL, 16);
194 driverTracker[listCount].readerName = strdup(list_get_at(readerNames, alias));
197 driverTracker[listCount].bundleName = strdup(currFP->d_name);
198 driverTracker[listCount].libraryPath = strdup(fullLibPath);
199 driverTracker[listCount].ifdCapabilities = ifdCapabilities;
202 Log2(PCSC_LOG_INFO,
"Found driver for: %s",
203 driverTracker[listCount].readerName);
206 if (listCount >= driverSize)
211 driverSize += DRIVER_TRACKER_SIZE_STEP;
214 "Increase driverTracker to %d entries", driverSize);
216 driverTracker = realloc(driverTracker,
217 driverSize *
sizeof(*driverTracker));
218 if (NULL == driverTracker)
220 Log1(PCSC_LOG_CRITICAL,
"Not enough memory");
227 for (i=driverSize-DRIVER_TRACKER_SIZE_STEP; i<driverSize; i++)
229 driverTracker[i].manuID = 0;
230 driverTracker[i].productID = 0;
231 driverTracker[i].bundleName = NULL;
232 driverTracker[i].libraryPath = NULL;
233 driverTracker[i].readerName = NULL;
234 driverTracker[i].ifdCapabilities = 0;
242 driverSize = listCount;
248 Log1(PCSC_LOG_INFO,
"No bundle files in pcsc drivers directory: " PCSCLITE_HP_DROPDIR);
249 Log1(PCSC_LOG_INFO,
"Disabling USB support for pcscd");
254 Log2(PCSC_LOG_INFO,
"Found drivers for %d readers", listCount);
260 static void HPRescanUsbBus(
void)
263 char bus_device[BUS_DEVICE_STRSIZE];
264 libusb_device **devs, *dev;
269 readerTracker[i].status = READER_ABSENT;
271 cnt = libusb_get_device_list(ctx, &devs);
274 Log1(PCSC_LOG_CRITICAL,
"libusb_get_device_list() failed\n");
280 while ((dev = devs[cnt++]) != NULL)
282 struct libusb_device_descriptor desc;
283 struct libusb_config_descriptor *config_desc;
284 uint8_t bus_number = libusb_get_bus_number(dev);
285 uint8_t device_address = libusb_get_device_address(dev);
287 int r = libusb_get_device_descriptor(dev, &desc);
290 Log3(PCSC_LOG_ERROR,
"failed to get device descriptor for %d/%d",
291 bus_number, device_address);
295 r = libusb_get_active_config_descriptor(dev, &config_desc);
298 Log3(PCSC_LOG_ERROR,
"failed to get device config for %d/%d",
299 bus_number, device_address);
304 for (i=0; i<driverSize; i++)
306 if (driverTracker[i].libraryPath != NULL &&
307 desc.idVendor == driverTracker[i].manuID &&
308 desc.idProduct == driverTracker[i].productID)
313 Log3(PCSC_LOG_DEBUG,
"Found matching USB device: %d:%d",
314 bus_number, device_address);
317 for (interface = 0;
interface < config_desc->bNumInterfaces;
323 snprintf(bus_device, BUS_DEVICE_STRSIZE,
"%d:%d:%d",
324 bus_number, device_address, interface);
325 bus_device[BUS_DEVICE_STRSIZE - 1] =
'\0';
331 if (strncmp(readerTracker[j].bus_device,
332 bus_device, BUS_DEVICE_STRSIZE) == 0)
335 readerTracker[j].status = READER_PRESENT;
338 Log2(PCSC_LOG_DEBUG,
"Refresh USB device: %s",
348 if (config_desc->bNumInterfaces > 1)
349 HPAddHotPluggable(dev, desc, bus_device,
350 interface, &driverTracker[i]);
352 HPAddHotPluggable(dev, desc, bus_device,
353 -1, &driverTracker[i]);
358 libusb_free_config_descriptor(config_desc);
366 if ((readerTracker[i].status == READER_ABSENT) &&
367 (readerTracker[i].fullName != NULL))
368 HPRemoveHotPluggable(i);
375 for (i=0; i<driverSize; i++)
378 free(driverTracker[i].bundleName);
379 free(driverTracker[i].libraryPath);
380 free(driverTracker[i].readerName);
384 Log1(PCSC_LOG_INFO,
"Hotplug stopped");
385 pthread_exit(&retval);
389 libusb_free_device_list(devs, 1);
392 static void HPEstablishUSBNotifications(
int pipefd[2])
398 r = libusb_init(ctx);
401 Log2(PCSC_LOG_CRITICAL,
"libusb_init failed: %d", r);
403 kill(getpid(), SIGTERM);
411 write(pipefd[1], &c, 1);
416 for (i=0; i<driverSize; i++)
417 if (driverTracker[i].libraryPath)
418 if ((driverTracker[i].ifdCapabilities & IFD_GENERATE_HOTPLUG) == 0)
421 "Driver %s does not support IFD_GENERATE_HOTPLUG. Using active polling instead.",
422 driverTracker[i].bundleName);
423 if (HPForceReaderPolling < 1)
424 HPForceReaderPolling = 1;
428 if (HPForceReaderPolling)
431 "Polling forced every %d second(s)", HPForceReaderPolling);
437 while (!AraKiriHotPlug)
448 while (read(rescan_pipe[0], &dummy,
sizeof(dummy)) > 0)
450 Log1(PCSC_LOG_INFO,
"Reload serial configuration");
453 RFReCheckReaderConf();
455 Log1(PCSC_LOG_INFO,
"End reload serial configuration");
457 close(rescan_pipe[0]);
462 LONG HPSearchHotPluggables(
void)
468 readerTracker[i].status = READER_ABSENT;
469 readerTracker[i].bus_device[0] =
'\0';
470 readerTracker[i].fullName = NULL;
473 if (HPReadBundleValues())
478 if (pipe(pipefd) == -1)
480 Log2(PCSC_LOG_ERROR,
"pipe: %s", strerror(errno));
484 ThreadCreate(&usbNotifyThread, THREAD_ATTR_DETACHED,
485 (PCSCLITE_THREAD_FUNCTION( )) HPEstablishUSBNotifications, pipefd);
488 read(pipefd[0], &c, 1);
495 LONG HPStopHotPluggables(
void)
497 AraKiriHotPlug = TRUE;
498 if (rescan_pipe[1] >= 0)
500 close(rescan_pipe[1]);
507 static LONG HPAddHotPluggable(
struct libusb_device *dev,
508 struct libusb_device_descriptor desc,
509 const char bus_device[],
int interface,
510 struct _driverTracker *driver)
513 char deviceName[MAX_DEVICENAME];
515 Log2(PCSC_LOG_INFO,
"Adding USB device: %s", bus_device);
518 snprintf(deviceName,
sizeof(deviceName),
"usb:%04x/%04x:libhal:/org/freedesktop/Hal/devices/usb_device_%04x_%04x_serialnotneeded_if%d",
519 desc.idVendor, desc.idProduct, desc.idVendor, desc.idProduct,
522 snprintf(deviceName,
sizeof(deviceName),
"usb:%04x/%04x:libusb-1.0:%s",
523 desc.idVendor, desc.idProduct, bus_device);
525 deviceName[
sizeof(deviceName) -1] =
'\0';
527 pthread_mutex_lock(&usbNotifierMutex);
532 if (readerTracker[i].fullName == NULL)
536 if (i==PCSCLITE_MAX_READERS_CONTEXTS)
539 "Not enough reader entries. Already found %d readers", i);
540 pthread_mutex_unlock(&usbNotifierMutex);
544 strncpy(readerTracker[i].bus_device, bus_device,
545 sizeof(readerTracker[i].bus_device));
546 readerTracker[i].bus_device[
sizeof(readerTracker[i].bus_device) - 1] =
'\0';
548 if (Add_Serial_In_Name && desc.iSerialNumber)
550 libusb_device_handle *device;
553 ret = libusb_open(dev, &device);
556 Log2(PCSC_LOG_ERROR,
"libusb_open failed: %d", ret);
560 unsigned char serialNumber[MAX_READERNAME];
562 ret = libusb_get_string_descriptor_ascii(device, desc.iSerialNumber,
563 serialNumber, MAX_READERNAME);
564 libusb_close(device);
569 "libusb_get_string_descriptor_ascii failed: %d", ret);
570 readerTracker[i].fullName = strdup(driver->readerName);
574 char fullname[MAX_READERNAME];
576 snprintf(fullname,
sizeof(fullname),
"%s (%s)",
577 driver->readerName, serialNumber);
578 readerTracker[i].fullName = strdup(fullname);
583 readerTracker[i].fullName = strdup(driver->readerName);
585 if (RFAddReader(readerTracker[i].fullName, PCSCLITE_HP_BASE_PORT + i,
587 readerTracker[i].status = READER_PRESENT;
590 readerTracker[i].status = READER_FAILED;
592 (void)CheckForOpenCT();
595 pthread_mutex_unlock(&usbNotifierMutex);
600 static LONG HPRemoveHotPluggable(
int reader_index)
602 pthread_mutex_lock(&usbNotifierMutex);
604 Log3(PCSC_LOG_INFO,
"Removing USB device[%d]: %s", reader_index,
605 readerTracker[reader_index].bus_device);
607 RFRemoveReader(readerTracker[reader_index].fullName,
608 PCSCLITE_HP_BASE_PORT + reader_index);
609 free(readerTracker[reader_index].fullName);
610 readerTracker[reader_index].status = READER_ABSENT;
611 readerTracker[reader_index].bus_device[0] =
'\0';
612 readerTracker[reader_index].fullName = NULL;
614 pthread_mutex_unlock(&usbNotifierMutex);
622 ULONG HPRegisterForHotplugEvents(
void)
624 (void)pthread_mutex_init(&usbNotifierMutex, NULL);
628 void HPReCheckSerialReaders(
void)
631 if (rescan_pipe[1] >= 0)
634 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