Add debuggin for create transaction

Reviewed-on: #77

librustzcash-wrapper/src/lib.rs

@@ -1656,6 +1656,7 @@ pub extern "C" fn rust_wrapper_create_transaction(
             None
         }
     };
+    println!(sap_anchor);
     let orch_wit_in: Vec<u8> = marshall_from_haskell_var(orch_wit, orch_wit_len, RW);
     let orch_wit_reader = Cursor::new(orch_wit_in);
     let orch_iw: Option<IncrementalWitness<MerkleHashOrchard, 32>> = read_incremental_witness(orch_wit_reader).ok();
@@ -1667,16 +1668,19 @@ pub extern "C" fn rust_wrapper_create_transaction(
             None
         }
     }; 
+    println!(orch_anchor);
     let build_config = BuildConfig::Standard {sapling_anchor: sap_anchor, orchard_anchor: orch_anchor};
     let mut main_builder = Builder::new(MainNetwork, BlockHeight::from(bl_height), build_config);
     let mut test_builder =  Builder::new(TestNetwork, BlockHeight::from(bl_height), build_config);
     let trans_input: Vec<HtransparentInput> = marshall_from_haskell_var(t_input, t_input_len, RW);
+    println!(trans_input);
     for t_in in trans_input {
         if t_in.sk.len() > 1 {
             let k = SecretKey::from_slice(&t_in.sk).unwrap();
             if net {
                 match main_builder.add_transparent_input(k, t_in.utxo.unpack(), t_in.coin.unpack()) {
                     Ok(()) => {
+                        println!("added t-input in main");
                         continue;
                     },
                     Err(_e) => { println!("Error reading transparent input"); }
@@ -1684,6 +1688,7 @@ pub extern "C" fn rust_wrapper_create_transaction(
             } else {
                 match test_builder.add_transparent_input(k, t_in.utxo.unpack(), t_in.coin.unpack()) {
                     Ok(()) => {
+                        println!("added t-input in test");
                         continue;
                     },
                     Err(_e) => { println!("Error reading transparent input"); }
@@ -1692,6 +1697,7 @@ pub extern "C" fn rust_wrapper_create_transaction(
         }
     }
     let sap_input: Vec<HsaplingInput> = marshall_from_haskell_var(s_input, s_input_len, RW);
+    println!(sap_input);
     for s_in in sap_input {
         if s_in.sk.len() > 1 {
             let sp_key = ExtendedSpendingKey::from_bytes(&s_in.sk);
@@ -1720,6 +1726,7 @@ pub extern "C" fn rust_wrapper_create_transaction(
         }
     }
     let orch_input: Vec<HorchardInput> = marshall_from_haskell_var(o_input, o_input_len, RW);
+    println!(orch_input);
     for o_in in orch_input {
         if o_in.sk.len() > 1 {
             let sp_key = SpendingKey::from_bytes(o_in.sk[0..32].try_into().unwrap()).unwrap();
@@ -1739,6 +1746,7 @@ pub extern "C" fn rust_wrapper_create_transaction(
         }
     }
     let outputs: Vec<Houtput> = marshall_from_haskell_var(out_list, out_list_len, RW);
+    println!(outputs);
     for output in outputs {
         match output.kind {
             1 => {
@@ -1782,8 +1790,10 @@ pub extern "C" fn rust_wrapper_create_transaction(
                 let memo = MemoBytes::from_bytes(&output.memo).unwrap();
                 if net {
                     let _mb = main_builder.add_orchard_output::<String>(ovk, recipient, val, memo);
+                    println!("added o-input to main");
                 } else {
                     let _tb = test_builder.add_orchard_output::<String>(ovk, recipient, val, memo);
+                    println!("added o-input to test");
                 }
             },
             _ => {
@@ -1797,9 +1807,12 @@ pub extern "C" fn rust_wrapper_create_transaction(
     let output_params_in: Vec<u8> = marshall_from_haskell_var(sapoutput, sapoutput_len, RW);
     let output_params_reader = Cursor::new(output_params_in);
     let output_prover = OutputParameters::read(output_params_reader, true).unwrap();
+    println!("loaded params");
     let result = if net {
+        println!("started main build");
         main_builder.build(OsRng, &spend_prover, &output_prover, &FeeRule::standard())
     } else {
+        println!("started test build");
         test_builder.build(OsRng, &spend_prover, &output_prover, &FeeRule::standard())
     };
     match result {