File acsccid-1.1.10-libhal.patch of Package pcsc-acsccid

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File acsccid-1.1.10-libhal.patch of Package pcsc-acsccid (Revision 08e902f3cabc1663f9d169b9bf3dce2c)

Currently displaying revision 08e902f3cabc1663f9d169b9bf3dce2c , Show latest

Index: acsccid-1.1.10/src/ccid_usb.c
===================================================================
--- acsccid-1.1.10.orig/src/ccid_usb.c
+++ acsccid-1.1.10/src/ccid_usb.c
@@ -284,13 +284,48 @@ status_t OpenUSBByName(unsigned int read
 			return STATUS_UNSUCCESSFUL;
 		}
 
+		/* format usb:%04x/%04x:libhal:%s
+		 * with %s set to
+		 * /org/freedesktop/Hal/devices/usb_device_VID_PID_SERIAL_ifX
+		 * VID is VendorID
+		 * PID is ProductID
+		 * SERIAL is device serial number
+		 * X is the interface number
+		 */
+		if ((dirname = strstr(device, "libhal:")) != NULL)
+		{
+			const char *p;
+
+#define HAL_HEADER "usb_device_"
+
+			/* parse the hal string */
+			if (
+				/* search the last '/' char */
+				(p = strrchr(dirname, '/'))
+
+				/* if the string starts with "usb_device_" we continue */
+				&& (0 == strncmp(++p, HAL_HEADER, sizeof(HAL_HEADER)-1))
+				/* skip the HAL header */
+				&& (p += sizeof(HAL_HEADER)-1)
+
+				/* search the last '_' */
+				&& (p = strrchr(++p, '_'))
+				&& (0 == strncmp(++p, "if", 2))
+			   )
+			{
+				/* convert the interface number */
+				interface_number = atoi(p+2);
+			}
+			else
+				DEBUG_CRITICAL2("can't parse using libhal scheme: %s", device);
+		}
 		/* format usb:%04x/%04x:libudev:%d:%s
 		 * with %d set to
 		 * 01 (or whatever the interface number is)
 		 * and %s set to
 		 * /dev/bus/usb/008/004
 		 */
-		if ((dirname = strstr(device, "libudev:")) != NULL)
+		else if ((dirname = strstr(device, "libudev:")) != NULL)
 		{
 			/* convert the interface number, bus and device ids */
 			if (sscanf(dirname + 8, "%d:/dev/bus/usb/%d/%d", &interface_number, &device_bus, &device_addr) == 3) {

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File acsccid-1.1.10-libhal.patch of Package pcsc-acsccid (Revision 08e902f3cabc1663f9d169b9bf3dce2c)

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