diff options
Diffstat (limited to 'gr-pager/lib/pager_flex_deinterleave.cc')
| -rw-r--r-- | gr-pager/lib/pager_flex_deinterleave.cc | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/gr-pager/lib/pager_flex_deinterleave.cc b/gr-pager/lib/pager_flex_deinterleave.cc index a51670b22..f7f1d9f69 100644 --- a/gr-pager/lib/pager_flex_deinterleave.cc +++ b/gr-pager/lib/pager_flex_deinterleave.cc @@ -1,18 +1,18 @@ /* * Copyright 2004,2006,2010 Free Software Foundation, Inc. - * + * * This file is part of GNU Radio - * + * * GNU Radio is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 3, or (at your option) * any later version. - * + * * GNU Radio is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * + * * You should have received a copy of the GNU General Public License * along with GNU Radio; see the file COPYING. If not, write to * the Free Software Foundation, Inc., 51 Franklin Street, @@ -46,7 +46,7 @@ int pager_flex_deinterleave::work(int noutput_items, gr_vector_void_star &output_items) { const unsigned char *in = (const unsigned char *)input_items[0]; - gr_int32 *out = (gr_int32 *)output_items[0]; + gr_int32 *out = (gr_int32 *)output_items[0]; // FLEX codewords are interleaved in blocks of 256 bits or 8, 32 bit // codes. To deinterleave we parcel each incoming bit into the MSB @@ -56,7 +56,7 @@ int pager_flex_deinterleave::work(int noutput_items, // conversion to data words. // // FLEX data words are recovered by reversing the bit order of the code - // word, masking off the (reversed) ECC, and inverting the remainder of + // word, masking off the (reversed) ECC, and inverting the remainder of // the bits (!). // // The data portion of a FLEX frame consists of 11 of these deinterleaved @@ -73,14 +73,14 @@ int pager_flex_deinterleave::work(int noutput_items, } } - // Now convert code words into data words + // Now convert code words into data words for (j = 0; j < 8; j++) { gr_int32 codeword = d_codewords[j]; - + // Apply BCH 32,21 error correction // TODO: mark dataword when codeword fails ECC pageri_bch3221(codeword); - + // Reverse bit order codeword = pageri_reverse_bits32(codeword); @@ -89,6 +89,6 @@ int pager_flex_deinterleave::work(int noutput_items, *out++ = codeword; } - + return j; } |