static void getUsbDetails()

in src/main/c/Posix/PosixHelperFunctions.c [499:549]

• 42 lines of code
• 5 McCabe index (conditional complexity)

static void getUsbDetails(const char* fileName, char* basePathEnd, int* vendorID, int* productID, char* serialNumber, char* manufacturer, char* driverName)
{
	// Attempt to read the Vendor ID
	char *temp = (char*)malloc(8);
	sprintf(basePathEnd, "../idVendor");
	FILE *input = fopen(fileName, "rb");
	if (input)
	{
		fgets(temp, 8, input);
		*vendorID = (int)strtol(temp, NULL, 16);
		fclose(input);
	}

	// Attempt to read the Product ID
	sprintf(basePathEnd, "../idProduct");
	input = fopen(fileName, "rb");
	if (input)
	{
		fgets(temp, 8, input);
		*productID = (int)strtol(temp, NULL, 16);
		fclose(input);
	}
	free(temp);

	// Attempt to read the Serial Number
	strcpy(serialNumber, "Unknown");
	sprintf(basePathEnd, "../serial");
	input = fopen(fileName, "rb");
	if (input)
	{
		fgets(serialNumber, 128, input);
		serialNumber[strcspn(serialNumber, "\r\n")] = 0;
		fclose(input);
	}

	// Attempt to read the Manufacturer
	strcpy(manufacturer, "Unknown");
	sprintf(basePathEnd, "../manufacturer");
	input = fopen(fileName, "rb");
	if (input)
	{
		fgets(manufacturer, 128, input);
		manufacturer[strcspn(manufacturer, "\r\n")] = 0;
		fclose(input);
	}

	// Attempt to read the Device Driver
	strcpy(driverName, "Unknown");
	sprintf(basePathEnd, "driver/module/drivers");
	getDriverName(fileName, driverName);
}