static int
nextSerialPacket (BrailleDisplay *brl, unsigned char code, unsigned char *buffer, int size, int wait) {
int length;
if (wait)
if (!awaitBrailleInput(brl, SERIAL_WAIT_TIMEOUT))
return 0;
while ((length = readSerialPacket(brl, buffer, size))) {
if (buffer[0] == code) return length;
logUnexpectedPacket(buffer, length);
}
return 0;
}
static int
awaitInput_generic (BrailleDisplay *brl, int timeout) {
return awaitBrailleInput(brl, timeout);
}