GNU Radio's GSM Package: Viterbi.h Source File

GNU Radio's GSM Package

Viterbi.h
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1 /*
2 * Copyright 2013, 2014 Range Networks, Inc.
3 *
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU Affero General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU Affero General Public License for more details.
13 *
14 * You should have received a copy of the GNU Affero General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 *
17 * This use of this software may be subject to additional restrictions.
18 * See the LEGAL file in the main directory for details.
19 */
20
21
22 #ifndef _VITERBI_H_
23 #define _VITERBI_H_ 1
24
25 // (pat) Virtual base class for Viterbi and Turbo coder/decoders.
26 class ViterbiBase {
27 public:
28 virtual void encode(const BitVector &in, BitVector& target) const = 0;
29 virtual void decode(const SoftVector &in, BitVector& target) = 0;
30 // (pat) Return error count from most recent decoder run.
31 // If you get -1 from this, the method is not defined in the Viterbi class.
32 virtual int getBEC() { return -1; }
33 //virtual ~ViterbiBase(); Currently None of these have destructors.
34
35 // These functions are logically part of the Viterbi functionality, even though they do not use any class variables.
36 unsigned applyPoly(uint64_t val, uint64_t poly);
37 unsigned applyPoly(uint64_t val, uint64_t poly, unsigned order);
38 };
39 #endif
ViterbiBase::applyPoly
unsigned applyPoly(uint64_t val, uint64_t poly)
ViterbiBase::encode
virtual void encode(const BitVector &in, BitVector &target) const =0
ViterbiBase::decode
virtual void decode(const SoftVector &in, BitVector &target)=0
ViterbiBase::getBEC
virtual int getBEC()
Definition: Viterbi.h:32
BitVector
Definition: BitVector.h:115
SoftVector
Definition: BitVector.h:328
ViterbiBase
Definition: Viterbi.h:26