diff options
| author | Daniel Friesel <derf@finalrewind.org> | 2016-02-12 20:04:27 +0100 |
|---|---|---|
| committer | Daniel Friesel <derf@finalrewind.org> | 2016-02-12 20:06:16 +0100 |
| commit | 285952ea1dc6ac40d67820844033d6115ab7e404 (patch) | |
| tree | 95be6de45d3af9164ca7b5bb493bbb2bc023f4ae /src/fecmodem.cc | |
| parent | e024208899abd6adb52f016c96e4c730ea2d7001 (diff) | |
FECModem: set byte to 0 (frownie symbol) if it contained an uncorrectable error
Diffstat (limited to 'src/fecmodem.cc')
| -rw-r--r-- | src/fecmodem.cc | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/src/fecmodem.cc b/src/fecmodem.cc index 5323135..bd0d58c 100644 --- a/src/fecmodem.cc +++ b/src/fecmodem.cc @@ -17,14 +17,16 @@ uint8_t FECModem::correct128(uint8_t *byte, uint8_t err) uint8_t result = pgm_read_byte(&hammingParityCheck[err & 0x0f]); if (result != NO_ERROR) { - if (result == UNCORRECTABLE || byte == NULL) { + if (byte == NULL) return 3; - } else { - if (result != ERROR_IN_PARITY) { - *byte ^= result; - } - return 1; + if (result == UNCORRECTABLE) { + *byte = 0; + return 3; + } + if (result != ERROR_IN_PARITY) { + *byte ^= result; } + return 1; } return 0; } |