16 files changed, 306 insertions, 61 deletions
diff --git a/gr-trellis/lib/calc_metric.cc b/gr-trellis/lib/calc_metric.cc
index b95899940a..bdbb13ea08 100644
--- a/gr-trellis/lib/calc_metric.cc
+++ b/gr-trellis/lib/calc_metric.cc
@@ -73,19 +73,17 @@ namespace gr {
     }
 
     template
-    void calc_metric<short>(int O, int D, const std::vector<short> &TABLE, const short *input,
-			    float *metric, digital::trellis_metric_type_t type);
+    void calc_metric<char>(int O, int D, const std::vector<char> &TABLE, const char *input, float *metric, digital::trellis_metric_type_t type);
 
     template
-    void calc_metric<int>(int O, int D, const std::vector<int> &TABLE, const int *input,
-			  float *metric, digital::trellis_metric_type_t type);
+    void calc_metric<short>(int O, int D, const std::vector<short> &TABLE, const short *input, float *metric, digital::trellis_metric_type_t type);
 
-    template
-    void calc_metric<float>(int O, int D, const std::vector<float> &TABLE, const float *input,
-			    float *metric, digital::trellis_metric_type_t type);
+    template void calc_metric<int>(int O, int D, const std::vector<int> &TABLE, const int *input, float *metric, digital::trellis_metric_type_t type);
 
-    void calc_metric(int O, int D, const std::vector<short> &TABLE, const short *input,
-		     float *metric, digital::trellis_metric_type_t type)
+    template void calc_metric<float>(int O, int D, const std::vector<float> &TABLE, const float *input, float *metric, digital::trellis_metric_type_t type);
+
+    /*
+    void calc_metric(int O, int D, const std::vector<short> &TABLE, const short *input, float *metric, digital::trellis_metric_type_t type)
     {
       float minm = FLT_MAX;
       int minmi = 0;
@@ -124,7 +122,6 @@ namespace gr {
       }
     }
 
-    /*
     void calc_metric(int O, int D, const std::vector<int> &TABLE, const int *input,
 		     float *metric, digital::trellis_metric_type_t type)
     {
diff --git a/gr-trellis/lib/core_algorithms.cc b/gr-trellis/lib/core_algorithms.cc
index a8a0174551..eb32b65de7 100644
--- a/gr-trellis/lib/core_algorithms.cc
+++ b/gr-trellis/lib/core_algorithms.cc
@@ -215,6 +215,19 @@ namespace gr {
     //---------------
 
     template void
+    viterbi_algorithm_combined<char,unsigned char>(int I, int S, int O,
+						    const std::vector<int> &NS,
+						    const std::vector<int> &OS,
+						    const std::vector< std::vector<int> > &PS,
+						    const std::vector< std::vector<int> > &PI,
+						    int K,
+						    int S0,int SK,
+						    int D,
+						    const std::vector<char> &TABLE,
+						    digital::trellis_metric_type_t TYPE,
+						    const char *in, unsigned char *out);
+
+    template void
     viterbi_algorithm_combined<short,unsigned char>(int I, int S, int O,
 						    const std::vector<int> &NS,
 						    const std::vector<int> &OS,
@@ -269,6 +282,19 @@ namespace gr {
     //---------------
 
     template void
+    viterbi_algorithm_combined<char,short>(int I, int S, int O,
+					    const std::vector<int> &NS,
+					    const std::vector<int> &OS,
+					    const std::vector< std::vector<int> > &PS,
+					    const std::vector< std::vector<int> > &PI,
+					    int K,
+					    int S0,int SK,
+					    int D,
+					    const std::vector<char> &TABLE,
+					    digital::trellis_metric_type_t TYPE,
+					    const char *in, short *out);
+
+    template void
     viterbi_algorithm_combined<short,short>(int I, int S, int O,
 					    const std::vector<int> &NS,
 					    const std::vector<int> &OS,
@@ -323,6 +349,19 @@ namespace gr {
     //--------------
 
     template void
+    viterbi_algorithm_combined<char,int>(int I, int S, int O,
+					  const std::vector<int> &NS,
+					  const std::vector<int> &OS,
+					  const std::vector< std::vector<int> > &PS,
+					  const std::vector< std::vector<int> > &PI,
+					  int K,
+					  int S0,int SK,
+					  int D,
+					  const std::vector<char> &TABLE,
+					  digital::trellis_metric_type_t TYPE,
+					  const char *in, int *out);
+
+    template void
     viterbi_algorithm_combined<short,int>(int I, int S, int O,
 					  const std::vector<int> &NS,
 					  const std::vector<int> &OS,
diff --git a/gr-trellis/lib/encoder_XX_impl.h.t b/gr-trellis/lib/encoder_XX_impl.h.t
index ec2f82611e..d58f9b0a87 100644
--- a/gr-trellis/lib/encoder_XX_impl.h.t
+++ b/gr-trellis/lib/encoder_XX_impl.h.t
@@ -40,8 +40,11 @@ namespace gr {
       @IMPL_NAME@(const fsm &FSM, int ST);
       ~@IMPL_NAME@();
 
-      fsm FSM() const { return d_FSM; }
-      int ST() const { return d_ST; }
+      fsm FSM() { return d_FSM;; }
+      int ST() {  return d_ST; }
+
+      void set_FSM(fsm &FSM) { d_FSM = FSM; }
+      void set_ST(int ST) { d_ST = ST; }
 
       int work(int noutput_items,
 	       gr_vector_const_void_star &input_items,
diff --git a/gr-trellis/lib/fsm.cc b/gr-trellis/lib/fsm.cc
index 20eeed5c25..4e57949f5e 100644
--- a/gr-trellis/lib/fsm.cc
+++ b/gr-trellis/lib/fsm.cc
@@ -313,6 +313,54 @@ namespace gr {
       generate_TM();
     }
 
+
+    //######################################################################
+    //# Automatically generate an FSM specification describing the
+    //# the joint trellis of two serially concatenated fsms.
+    //######################################################################
+    fsm::fsm(const fsm &FSMo, const fsm &FSMi, bool serial)
+    {
+      if(serial==false || FSMo.O()!=FSMi.I()) {
+        d_I=0;
+        d_S=0;
+        d_O=0;
+        d_NS.resize(0);
+        d_OS.resize(0);
+        d_PS.resize(0);
+        d_PI.resize(0);
+        d_TMi.resize(0);
+        d_TMl.resize(0);
+        return;
+      }
+ 
+      d_I=FSMo.I();
+      d_S=FSMo.S()*FSMi.S();
+      d_O=FSMi.O();
+
+      d_NS.resize(d_I*d_S);
+      d_OS.resize(d_I*d_S);
+
+      for(int s=0;s<d_S;s++) {
+        for(int i=0;i<d_I;i++) {
+          int so=s/FSMi.S();
+          int si=s%FSMi.S();
+          int oo=FSMo.OS()[so * FSMo.I() + i];
+          int oi=FSMi.OS()[si * FSMi.I() + oo];
+          d_NS[s*d_I+i] = FSMo.NS()[so * FSMo.I() + i] * FSMo.S() + FSMi.NS()[si * FSMi.I() + oo];
+          d_OS[s*d_I+i] = oi;
+        }
+      }
+
+      generate_PS_PI();
+      generate_TM();
+    }
+
+
+
+
+
+
+
     //######################################################################
     //# Generate a new FSM representing n stages through the original FSM
     //# AKA radix-n FSM
diff --git a/gr-trellis/lib/metrics_X_impl.cc.t b/gr-trellis/lib/metrics_X_impl.cc.t
index 499bd8b9cd..2b811de16f 100644
--- a/gr-trellis/lib/metrics_X_impl.cc.t
+++ b/gr-trellis/lib/metrics_X_impl.cc.t
@@ -54,8 +54,23 @@ namespace gr {
       set_output_multiple ((int)d_O);
     }
 
-    @IMPL_NAME@::~@IMPL_NAME@()
+    void @IMPL_NAME@::set_O(int O)
+    { 
+      d_O = O; 
+      set_relative_rate (1.0 * d_O / ((double) d_D));
+      set_output_multiple ((int)d_O);
+    }
+
+    void @IMPL_NAME@::set_D(int D)
+    { 
+      d_D = D; 
+      set_relative_rate (1.0 * d_O / ((double) d_D));
+    }
+
+    void
+    @IMPL_NAME@::set_TYPE(digital::trellis_metric_type_t type)
     {
+      d_TYPE = type;
     }
 
     void
@@ -64,6 +79,11 @@ namespace gr {
       d_TABLE = table;
     }
 
+    @IMPL_NAME@::~@IMPL_NAME@()
+    {
+    }
+
+
     void
     @IMPL_NAME@::forecast(int noutput_items, gr_vector_int &ninput_items_required)
     {
diff --git a/gr-trellis/lib/metrics_X_impl.h.t b/gr-trellis/lib/metrics_X_impl.h.t
index 2b4481fdb1..9323ae4645 100644
--- a/gr-trellis/lib/metrics_X_impl.h.t
+++ b/gr-trellis/lib/metrics_X_impl.h.t
@@ -47,6 +47,10 @@ namespace gr {
       int D() const { return d_D; }
       digital::trellis_metric_type_t TYPE() const { return d_TYPE; }
       std::vector<@I_TYPE@> TABLE() const { return d_TABLE; }
+
+      void set_O(int O);
+      void set_D(int D);
+      void set_TYPE(digital::trellis_metric_type_t type);
       void set_TABLE(const std::vector<@I_TYPE@> &table);
 
       void forecast(int noutput_items,
diff --git a/gr-trellis/lib/permutation_impl.cc b/gr-trellis/lib/permutation_impl.cc
index 06bba1e11f..0d9d3593bf 100644
--- a/gr-trellis/lib/permutation_impl.cc
+++ b/gr-trellis/lib/permutation_impl.cc
@@ -49,10 +49,22 @@ namespace gr {
 	d_SYMS_PER_BLOCK(SYMS_PER_BLOCK),
 	d_BYTES_PER_SYMBOL(BYTES_PER_SYMBOL)
     {
-      set_output_multiple(d_K*SYMS_PER_BLOCK);
+      set_output_multiple(d_K*d_SYMS_PER_BLOCK);
       //std::cout << d_K << "\n";
     }
 
+    void permutation_impl::set_K(int K)
+    {
+      d_K=K;
+      set_output_multiple(d_K*d_SYMS_PER_BLOCK);
+    }
+
+    void permutation_impl::set_SYMS_PER_BLOCK(int spb)
+    {
+      d_SYMS_PER_BLOCK=spb;
+      set_output_multiple(d_K*d_SYMS_PER_BLOCK);
+    }
+
     permutation_impl::~permutation_impl()
     {
     }
diff --git a/gr-trellis/lib/permutation_impl.h b/gr-trellis/lib/permutation_impl.h
index 2c7b28d62f..5c74fba8fd 100644
--- a/gr-trellis/lib/permutation_impl.h
+++ b/gr-trellis/lib/permutation_impl.h
@@ -43,10 +43,14 @@ namespace gr {
       ~permutation_impl();
 
       int K() const { return d_K; }
-      const std::vector<int> & TABLE() const { return d_TABLE; }
+      std::vector<int> TABLE() const { return d_TABLE; }
       int SYMS_PER_BLOCK() const { return d_SYMS_PER_BLOCK; }
       size_t BYTES_PER_SYMBOL() const { return d_BYTES_PER_SYMBOL; }
 
+      void set_K(int K) ;
+      void set_TABLE (const std::vector<int> &table) {d_TABLE = table; }
+      void set_SYMS_PER_BLOCK(int spb) ;
+
       int work(int noutput_items,
 	       gr_vector_const_void_star &input_items,
 	       gr_vector_void_star &output_items);
diff --git a/gr-trellis/lib/siso_combined_f_impl.cc b/gr-trellis/lib/siso_combined_f_impl.cc
index d30f5cc4bb..f9e8e28a9c 100644
--- a/gr-trellis/lib/siso_combined_f_impl.cc
+++ b/gr-trellis/lib/siso_combined_f_impl.cc
@@ -48,23 +48,9 @@ namespace gr {
 				  SISO_TYPE, D, TABLE, TYPE));
     }
 
-    siso_combined_f_impl::siso_combined_f_impl(const fsm &FSM, int K,
-					       int S0, int SK,
-					       bool POSTI, bool POSTO,
-					       siso_type_t SISO_TYPE,
-					       int D, const std::vector<float> &TABLE,
-					       digital::trellis_metric_type_t TYPE)
-      : block("siso_combined_f",
-		 io_signature::make(1, -1, sizeof(float)),
-		 io_signature::make(1, -1, sizeof(float))),
-	d_FSM(FSM), d_K(K), d_S0(S0), d_SK(SK),
-	d_POSTI(POSTI), d_POSTO(POSTO),
-	d_SISO_TYPE(SISO_TYPE),
-	d_D(D), d_TABLE(TABLE), d_TYPE(TYPE)//,
-	//d_alpha(FSM.S()*(K+1)),
-	//d_beta(FSM.S()*(K+1))
+    void siso_combined_f_impl::recalculate()
     {
-      int multiple;
+      int multiple; 
       if(d_POSTI && d_POSTO)
         multiple = d_FSM.I()+d_FSM.O();
       else if(d_POSTI)
@@ -74,7 +60,6 @@ namespace gr {
       else
         throw std::runtime_error ("Not both POSTI and POSTO can be false.");
 
-      //printf("constructor: Multiple = %d\n",multiple);
       set_output_multiple(d_K*multiple);
 
       //what is the meaning of relative rate for a block with 2 inputs?
@@ -84,11 +69,63 @@ namespace gr {
       //set_relative_rate ( multiple / ((double) d_FSM.O()) );
       // I am tempted to automate like this
       if(d_FSM.I() <= d_D)
-	set_relative_rate(multiple / ((double)d_D));
+        set_relative_rate(multiple / ((double)d_D));
       else
-	set_relative_rate(multiple / ((double)d_FSM.I()));
+        set_relative_rate(multiple / ((double)d_FSM.I()));
+    }
+    
+
+    siso_combined_f_impl::siso_combined_f_impl(const fsm &FSM, int K,
+					       int S0, int SK,
+					       bool POSTI, bool POSTO,
+					       siso_type_t SISO_TYPE,
+					       int D, const std::vector<float> &TABLE,
+					       digital::trellis_metric_type_t TYPE)
+      : block("siso_combined_f",
+		 io_signature::make(1, -1, sizeof(float)),
+		 io_signature::make(1, -1, sizeof(float))),
+	d_FSM(FSM), d_K(K), d_S0(S0), d_SK(SK),
+	d_POSTI(POSTI), d_POSTO(POSTO),
+	d_SISO_TYPE(SISO_TYPE),
+	d_D(D), d_TABLE(TABLE), d_TYPE(TYPE)//,
+	//d_alpha(FSM.S()*(K+1)),
+	//d_beta(FSM.S()*(K+1))
+    {
+      recalculate();
+    }
+
+    void siso_combined_f_impl::set_FSM(const fsm &FSM)
+    {
+      d_FSM=FSM;
+      recalculate();
     }
 
+    void siso_combined_f_impl::set_K(int K)
+    {
+      d_K=K;
+      recalculate();
+    }
+
+    void siso_combined_f_impl::set_POSTI(bool POSTI)
+    {
+      d_POSTI = POSTI;
+      recalculate();
+    }
+
+    void siso_combined_f_impl::set_POSTO(bool POSTO)
+    {
+      d_POSTO = POSTO;
+      recalculate();
+    }
+
+    void siso_combined_f_impl::set_D(int D)
+    {
+      d_D=D;
+      recalculate();
+    }
+
+    
+
     siso_combined_f_impl::~siso_combined_f_impl()
     {
     }
diff --git a/gr-trellis/lib/siso_combined_f_impl.h b/gr-trellis/lib/siso_combined_f_impl.h
index 5035a0a83d..9457637259 100644
--- a/gr-trellis/lib/siso_combined_f_impl.h
+++ b/gr-trellis/lib/siso_combined_f_impl.h
@@ -41,6 +41,7 @@ namespace gr {
       int d_D;
       std::vector<float> d_TABLE;
       digital::trellis_metric_type_t d_TYPE;
+      void recalculate();
       //std::vector<float> d_alpha;
       //std::vector<float> d_beta;
 
@@ -64,6 +65,17 @@ namespace gr {
       std::vector<float> TABLE() const { return d_TABLE; }
       digital::trellis_metric_type_t TYPE() const { return d_TYPE; }
 
+      void set_FSM(const fsm &FSM);
+      void set_K(int K);
+      void set_S0(int S0){ d_S0 = S0; }
+      void set_SK(int SK){ d_SK = SK; }
+      void set_POSTI(bool POSTI);
+      void set_POSTO(bool POSTO);
+      void set_SISO_TYPE(trellis::siso_type_t type) { d_SISO_TYPE = type; }
+      void set_D(int D);
+      void set_TABLE(const std::vector<float> &table){ d_TABLE = table; }
+      void set_TYPE(digital::trellis_metric_type_t type){ d_TYPE = type; }
+
       void forecast(int noutput_items,
 		    gr_vector_int &ninput_items_required);
 
diff --git a/gr-trellis/lib/siso_f_impl.cc b/gr-trellis/lib/siso_f_impl.cc
index d699cecaec..a1c7ab3320 100644
--- a/gr-trellis/lib/siso_f_impl.cc
+++ b/gr-trellis/lib/siso_f_impl.cc
@@ -45,19 +45,8 @@ namespace gr {
 	(new siso_f_impl(FSM, K, S0, SK, POSTI, POSTO, SISO_TYPE));
     }
 
-    siso_f_impl::siso_f_impl(const fsm &FSM, int K,
-			     int S0, int SK,
-			     bool POSTI, bool POSTO,
-			     siso_type_t SISO_TYPE)
-      : block("siso_f",
-		 io_signature::make(1, -1, sizeof(float)),
-		 io_signature::make(1, -1, sizeof(float))),
-	d_FSM(FSM), d_K(K),
-	d_S0(S0),d_SK(SK),
-	d_POSTI(POSTI), d_POSTO(POSTO),
-	d_SISO_TYPE(SISO_TYPE)//,
-	//d_alpha(FSM.S()*(K+1)),
-	//d_beta(FSM.S()*(K+1))
+
+    void siso_f_impl::recalculate()
     {
       int multiple;
       if(d_POSTI && d_POSTO)
@@ -69,7 +58,6 @@ namespace gr {
       else
         throw std::runtime_error ("Not both POSTI and POSTO can be false.");
 
-      //printf("constructor: Multiple = %d\n",multiple);
       set_output_multiple (d_K*multiple);
 
       //what is the meaning of relative rate for a block with 2 inputs?
@@ -84,6 +72,47 @@ namespace gr {
 	set_relative_rate(multiple / ((double) d_FSM.I()));
     }
 
+    siso_f_impl::siso_f_impl(const fsm &FSM, int K,
+			     int S0, int SK,
+			     bool POSTI, bool POSTO,
+			     siso_type_t SISO_TYPE)
+      : block("siso_f",
+		 io_signature::make(1, -1, sizeof(float)),
+		 io_signature::make(1, -1, sizeof(float))),
+	d_FSM(FSM), d_K(K),
+	d_S0(S0),d_SK(SK),
+	d_POSTI(POSTI), d_POSTO(POSTO),
+	d_SISO_TYPE(SISO_TYPE)//,
+	//d_alpha(FSM.S()*(K+1)),
+	//d_beta(FSM.S()*(K+1))
+    {
+      recalculate();
+    }
+
+    void siso_f_impl::set_FSM(const fsm &FSM)
+    {
+      d_FSM=FSM;
+      recalculate();
+    }
+
+    void siso_f_impl::set_K(int K)
+    {
+      d_K=K;
+      recalculate();
+    }
+
+    void siso_f_impl::set_POSTI(bool POSTI)
+    { 
+      d_POSTI = POSTI; 
+      recalculate();
+    }
+
+    void siso_f_impl::set_POSTO(bool POSTO)
+    { 
+      d_POSTO = POSTO; 
+      recalculate();
+    }
+
     siso_f_impl::~siso_f_impl()
     {
     }
diff --git a/gr-trellis/lib/siso_f_impl.h b/gr-trellis/lib/siso_f_impl.h
index ca8f623aaf..c8c9e1ae41 100644
--- a/gr-trellis/lib/siso_f_impl.h
+++ b/gr-trellis/lib/siso_f_impl.h
@@ -42,6 +42,7 @@ namespace gr {
       bool d_POSTI;
       bool d_POSTO;
       siso_type_t d_SISO_TYPE;
+      void recalculate();
       //std::vector<float> d_alpha;
       //std::vector<float> d_beta;
 
@@ -60,6 +61,14 @@ namespace gr {
       bool POSTO() const { return d_POSTO; }
       siso_type_t SISO_TYPE() const { return d_SISO_TYPE; }
 
+      void set_FSM(const fsm &FSM);
+      void set_K(int K);
+      void set_S0(int S0){ d_S0 = S0; }
+      void set_SK(int SK){ d_SK = SK; }
+      void set_POSTI(bool POSTI);
+      void set_POSTO(bool POSTO);
+      void set_SISO_TYPE(trellis::siso_type_t type) { d_SISO_TYPE = type; }
+
       void forecast(int noutput_items,
 		    gr_vector_int &ninput_items_required);
 
diff --git a/gr-trellis/lib/viterbi_X_impl.cc.t b/gr-trellis/lib/viterbi_X_impl.cc.t
index 247424b3f3..bd5bdd8413 100644
--- a/gr-trellis/lib/viterbi_X_impl.cc.t
+++ b/gr-trellis/lib/viterbi_X_impl.cc.t
@@ -55,6 +55,18 @@ namespace gr {
       set_output_multiple(d_K);
     }
 
+    void @IMPL_NAME@::set_FSM(fsm &FSM) 
+    { 
+      d_FSM = FSM; 
+      set_relative_rate(1.0 / ((double)d_FSM.O()));
+    }
+
+    void @IMPL_NAME@::set_K(int K) 
+    { 
+      d_K = K; 
+      set_output_multiple(d_K);
+    }
+
     @IMPL_NAME@::~@IMPL_NAME@()
     {
     }
diff --git a/gr-trellis/lib/viterbi_X_impl.h.t b/gr-trellis/lib/viterbi_X_impl.h.t
index b9554e8c39..44934a5e22 100644
--- a/gr-trellis/lib/viterbi_X_impl.h.t
+++ b/gr-trellis/lib/viterbi_X_impl.h.t
@@ -44,11 +44,15 @@ namespace gr {
 		  int S0, int SK);
       ~@IMPL_NAME@();
 
-      fsm FSM() const { return d_FSM; }
-      int K() const { return d_K; }
-      int S0() const { return d_S0; }
-      int SK() const { return d_SK; }
+      fsm FSM() const  { return d_FSM; }
+      int K()  const { return d_K; }
+      int S0()  const { return d_S0; }
+      int SK()  const { return d_SK; }
 
+      void set_FSM(fsm &FSM);
+      void set_K(int K);
+      void set_S0(int S0) { d_S0 = S0; }
+      void set_SK(int SK) { d_SK = SK; }
       //std::vector<int> trace () const { return d_trace; }
 
       void forecast(int noutput_items,
diff --git a/gr-trellis/lib/viterbi_combined_XX_impl.cc.t b/gr-trellis/lib/viterbi_combined_XX_impl.cc.t
index c7cf10e567..91bb4e6c34 100644
--- a/gr-trellis/lib/viterbi_combined_XX_impl.cc.t
+++ b/gr-trellis/lib/viterbi_combined_XX_impl.cc.t
@@ -60,14 +60,22 @@ namespace gr {
       set_output_multiple(d_K);
     }
 
-    @IMPL_NAME@::~@IMPL_NAME@()
+    void
+    @IMPL_NAME@::set_K(int K)
     {
+      d_K = K;
+      set_output_multiple(d_K);
     }
 
     void
-    @IMPL_NAME@::set_TABLE(const std::vector<@I_TYPE@> &table)
+    @IMPL_NAME@::set_D(int D)
+    {
+      d_D = D;
+      set_relative_rate(1.0 / ((double)d_D));
+    }
+
+    @IMPL_NAME@::~@IMPL_NAME@()
     {
-      d_TABLE = table;
     }
 
     void
diff --git a/gr-trellis/lib/viterbi_combined_XX_impl.h.t b/gr-trellis/lib/viterbi_combined_XX_impl.h.t
index 199e8c8e88..7098d8b329 100644
--- a/gr-trellis/lib/viterbi_combined_XX_impl.h.t
+++ b/gr-trellis/lib/viterbi_combined_XX_impl.h.t
@@ -49,15 +49,22 @@ namespace gr {
 		  digital::trellis_metric_type_t TYPE);
       ~@IMPL_NAME@();
 
-      fsm FSM() const { return d_FSM; }
-      int K() const { return d_K; }
-      int S0() const { return d_S0; }
-      int SK() const { return d_SK; }
-      int D() const { return d_D; }
+      fsm FSM() const  { return d_FSM; }
+      int K()  const { return d_K; }
+      int S0()  const { return d_S0; }
+      int SK()  const { return d_SK; }
+      int D()  const { return d_D; }
       std::vector<@I_TYPE@> TABLE() const { return d_TABLE; }
       digital::trellis_metric_type_t TYPE() const { return d_TYPE; }
       //std::vector<int> trace() const { return d_trace; }
-      void set_TABLE(const std::vector<@I_TYPE@> &table);
+
+      void set_FSM(const fsm &FSM){ d_FSM = FSM; }
+      void set_K(int K);
+      void set_S0(int S0){ d_S0 = S0; }
+      void set_SK(int SK){ d_SK = SK; }
+      void set_D(int D);
+      void set_TABLE(const std::vector<@I_TYPE@> &table) { d_TABLE = table; }
+      void set_TYPE(digital::trellis_metric_type_t type) { d_TYPE = type; }
 
       void forecast(int noutput_items,
 		    gr_vector_int &ninput_items_required);