Fix BLS/BLS_DKG benchs after 15788

src/bench/bench_dash.cpp

@@ -18,9 +18,6 @@
 
 static const char* DEFAULT_BENCH_FILTER = ".*";
 
-void InitBLSTests();
-void CleanupBLSTests();
-
 static void SetupBenchArgs()
 {
     gArgs.AddArg("-?", "Print this help message and exit", false, OptionsCategory::OPTIONS);

src/bench/bls.cpp

@@ -9,18 +9,6 @@
 
 #include <iostream>
 
-CBLSWorker blsWorker;
-
-void InitBLSTests()
-{
-    blsWorker.Start();
-}
-
-void CleanupBLSTests()
-{
-    blsWorker.Stop();
-}
-
 static void BuildTestVectors(size_t count, size_t invalidCount,
                              BLSPublicKeyVector& pubKeys, BLSSecretKeyVector& secKeys, BLSSignatureVector& sigs,
                              std::vector<uint256>& msgHashes,
@@ -327,6 +315,9 @@ static void BLS_Verify_BatchedParallel(benchmark::Bench& bench)
         return cancel;
     };
 
+    CBLSWorker blsWorker;
+    blsWorker.Start();
+
     // Benchmark.
     size_t i = 0;
     bench.minEpochIterations(1000).run([&] {
@@ -358,6 +349,8 @@ static void BLS_Verify_BatchedParallel(benchmark::Bench& bench)
     {
         UninterruptibleSleep(std::chrono::milliseconds{100});
     }
+
+    blsWorker.Stop();
 }
 
 BENCHMARK(BLS_PubKeyAggregate_Normal)

src/bench/bls_dkg.cpp

@@ -6,8 +6,6 @@
 #include <random.h>
 #include <bls/bls_worker.h>
 
-extern CBLSWorker blsWorker;
-
 struct Member {
     CBLSId id;
 
@@ -24,6 +22,7 @@ private:
 
     BLSSecretKeyVector receivedSkShares;
     BLSVerificationVectorPtr quorumVvec;
+    CBLSWorker blsWorker;
 
     void ReceiveVvecs()
     {
@@ -67,10 +66,15 @@ public:
             ids.emplace_back(id);
         }
 
+        blsWorker.Start();
         for (int i = 0; i < quorumSize; i++) {
             blsWorker.GenerateContributions(quorumSize / 2 + 1, ids, members[i].vvec, members[i].skShares);
         }
     }
+    ~DKG()
+    {
+        blsWorker.Stop();
+    }
 
     void Bench_BuildQuorumVerificationVectors(benchmark::Bench& bench, uint32_t epoch_iters)
     {