static int
putUnicodeBraille (unsigned char cell, void *data) {
Utf8Buffer utf8;
size_t utfs = convertWcharToUtf8(cell|UNICODE_BRAILLE_ROW, utf8);
fprintf(outputStream, "%.*s", (int)utfs, utf8);
return checkOutputStream(data);
}
char *
usbDecodeString (const UsbStringDescriptor *descriptor) {
size_t count = (descriptor->bLength - 2) / sizeof(descriptor->wData[0]);
char buffer[(count * UTF8_LEN_MAX) + 1];
const uint16_t *source = descriptor->wData;
const uint16_t *end = source + count;
char *target = buffer;
while (source < end) {
size_t length = convertWcharToUtf8(getLittleEndian16(*source++), target);
target += length;
}
*target = 0;
{
char *string = strdup(buffer);
if (!string) logMallocError();
return string;
}
}
static int
writeCharacter (wchar_t character) {
Utf8Buffer buffer;
size_t count = convertWcharToUtf8(character, buffer);
return writeBytes(buffer, count);
}
