diff options
| author | Dieter Spaar <spaar@mirider.augusta.de> | 2010-07-29 20:29:34 +0200 |
|---|---|---|
| committer | Harald Welte <laforge@gnumonks.org> | 2010-07-29 20:29:34 +0200 |
| commit | 7f5253594d631c7b3beb06147e5cfdf1f06ba7f5 (patch) | |
| tree | 76db3683e427a7dcf5a29dccd046a9f1461a57dd | |
| parent | 714da0d58ec57c4ffbccc74c4b43eaf1d9eaaea6 (diff) | |
Don't abort if we have Rx bit errors but try to correct them
| -rw-r--r-- | gsm-receiver/src/lib/decoder/cch.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/gsm-receiver/src/lib/decoder/cch.c b/gsm-receiver/src/lib/decoder/cch.c index f1da56d..c6da29d 100644 --- a/gsm-receiver/src/lib/decoder/cch.c +++ b/gsm-receiver/src/lib/decoder/cch.c @@ -405,8 +405,6 @@ static unsigned char *decode_sacch(GS_CTX *ctx, unsigned char *burst, unsigned i // Viterbi decode errors = conv_decode(decoded_data, conv_data); //DEBUGF("conv_decode: %d\n", errors); - if (errors) - return NULL; // check parity // If parity check error detected try to fix it. @@ -417,15 +415,18 @@ static unsigned char *decode_sacch(GS_CTX *ctx, unsigned char *burst, unsigned i if (FC_check_crc(&fc_ctx, decoded_data, crc_result) == 0) { errors = -1; - DEBUGF("error: sacch: parity error (%d)\n", errors); + DEBUGF("error: sacch: parity error (%d fn=%d)\n", errors, ctx->fn); return NULL; } else { - DEBUGF("Successfully corrected parity bits!\n"); + DEBUGF("Successfully corrected parity bits! (errors=%d fn=%d)\n", errors, ctx->fn); memcpy(decoded_data, crc_result, sizeof crc_result); errors = 0; } } + if (errors) + printf("WRN: errors=%d fn=%d\n", errors, ctx->fn); + if((len = compress_bits(ctx->msg, data_size, decoded_data, DATA_BLOCK_SIZE)) < 0) { fprintf(stderr, "error: compress_bits\n"); |