1 files changed, 39 insertions, 0 deletions
diff --git a/lib/decoding/openbts/Viterbi.h b/lib/decoding/openbts/Viterbi.h
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+++ b/lib/decoding/openbts/Viterbi.h
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+/*
+ * Copyright 2013, 2014 Range Networks, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * This use of this software may be subject to additional restrictions.
+ * See the LEGAL file in the main directory for details.
+ */
+
+
+#ifndef _VITERBI_H_
+#define _VITERBI_H_ 1
+
+// (pat) Virtual base class for Viterbi and Turbo coder/decoders.
+class ViterbiBase {
+	public:
+	virtual void encode(const BitVector &in, BitVector& target) const = 0;
+	virtual void decode(const SoftVector &in, BitVector& target) = 0;
+	// (pat) Return error count from most recent decoder run.
+	// If you get -1 from this, the method is not defined in the Viterbi class.
+	virtual int getBEC() { return -1; }
+	//virtual ~ViterbiBase();   Currently None of these have destructors.
+
+	// These functions are logically part of the Viterbi functionality, even though they do not use any class variables.
+	unsigned applyPoly(uint64_t val, uint64_t poly);
+	unsigned applyPoly(uint64_t val, uint64_t poly, unsigned order);
+};
+#endif