fuzz: Count message type fuzzers before main()

Author: MarcoFalke

src/test/fuzz/process_message.cpp

@@ -35,6 +35,23 @@ namespace {
 const TestingSetup* g_setup;
 } // namespace
 
+size_t& GetNumMsgTypes()
+{
+    static size_t g_num_msg_types{0};
+    return g_num_msg_types;
+}
+#define FUZZ_TARGET_MSG(msg_type)                                            \
+    struct msg_type##_Count_Before_Main {                                    \
+        msg_type##_Count_Before_Main()                                       \
+        {                                                                    \
+            ++GetNumMsgTypes();                                              \
+        }                                                                    \
+    } const static g_##msg_type##_count_before_main;                         \
+    FUZZ_TARGET_INIT(process_message_##msg_type, initialize_process_message) \
+    {                                                                        \
+        fuzz_target(buffer, #msg_type);                                      \
+    }
+
 void initialize_process_message()
 {
     static const auto testing_setup = MakeFuzzingContext<const TestingSetup>();
@@ -86,27 +103,27 @@ void fuzz_target(FuzzBufferType buffer, const std::string& LIMIT_TO_MESSAGE_TYPE
 }
 
 FUZZ_TARGET_INIT(process_message, initialize_process_message) { fuzz_target(buffer, ""); }
-FUZZ_TARGET_INIT(process_message_addr, initialize_process_message) { fuzz_target(buffer, "addr"); }
-FUZZ_TARGET_INIT(process_message_block, initialize_process_message) { fuzz_target(buffer, "block"); }
-FUZZ_TARGET_INIT(process_message_blocktxn, initialize_process_message) { fuzz_target(buffer, "blocktxn"); }
-FUZZ_TARGET_INIT(process_message_cmpctblock, initialize_process_message) { fuzz_target(buffer, "cmpctblock"); }
-FUZZ_TARGET_INIT(process_message_feefilter, initialize_process_message) { fuzz_target(buffer, "feefilter"); }
-FUZZ_TARGET_INIT(process_message_filteradd, initialize_process_message) { fuzz_target(buffer, "filteradd"); }
-FUZZ_TARGET_INIT(process_message_filterclear, initialize_process_message) { fuzz_target(buffer, "filterclear"); }
-FUZZ_TARGET_INIT(process_message_filterload, initialize_process_message) { fuzz_target(buffer, "filterload"); }
-FUZZ_TARGET_INIT(process_message_getaddr, initialize_process_message) { fuzz_target(buffer, "getaddr"); }
-FUZZ_TARGET_INIT(process_message_getblocks, initialize_process_message) { fuzz_target(buffer, "getblocks"); }
-FUZZ_TARGET_INIT(process_message_getblocktxn, initialize_process_message) { fuzz_target(buffer, "getblocktxn"); }
-FUZZ_TARGET_INIT(process_message_getdata, initialize_process_message) { fuzz_target(buffer, "getdata"); }
-FUZZ_TARGET_INIT(process_message_getheaders, initialize_process_message) { fuzz_target(buffer, "getheaders"); }
-FUZZ_TARGET_INIT(process_message_headers, initialize_process_message) { fuzz_target(buffer, "headers"); }
-FUZZ_TARGET_INIT(process_message_inv, initialize_process_message) { fuzz_target(buffer, "inv"); }
-FUZZ_TARGET_INIT(process_message_mempool, initialize_process_message) { fuzz_target(buffer, "mempool"); }
-FUZZ_TARGET_INIT(process_message_notfound, initialize_process_message) { fuzz_target(buffer, "notfound"); }
-FUZZ_TARGET_INIT(process_message_ping, initialize_process_message) { fuzz_target(buffer, "ping"); }
-FUZZ_TARGET_INIT(process_message_pong, initialize_process_message) { fuzz_target(buffer, "pong"); }
-FUZZ_TARGET_INIT(process_message_sendcmpct, initialize_process_message) { fuzz_target(buffer, "sendcmpct"); }
-FUZZ_TARGET_INIT(process_message_sendheaders, initialize_process_message) { fuzz_target(buffer, "sendheaders"); }
-FUZZ_TARGET_INIT(process_message_tx, initialize_process_message) { fuzz_target(buffer, "tx"); }
-FUZZ_TARGET_INIT(process_message_verack, initialize_process_message) { fuzz_target(buffer, "verack"); }
-FUZZ_TARGET_INIT(process_message_version, initialize_process_message) { fuzz_target(buffer, "version"); }
+FUZZ_TARGET_MSG(addr);
+FUZZ_TARGET_MSG(block);
+FUZZ_TARGET_MSG(blocktxn);
+FUZZ_TARGET_MSG(cmpctblock);
+FUZZ_TARGET_MSG(feefilter);
+FUZZ_TARGET_MSG(filteradd);
+FUZZ_TARGET_MSG(filterclear);
+FUZZ_TARGET_MSG(filterload);
+FUZZ_TARGET_MSG(getaddr);
+FUZZ_TARGET_MSG(getblocks);
+FUZZ_TARGET_MSG(getblocktxn);
+FUZZ_TARGET_MSG(getdata);
+FUZZ_TARGET_MSG(getheaders);
+FUZZ_TARGET_MSG(headers);
+FUZZ_TARGET_MSG(inv);
+FUZZ_TARGET_MSG(mempool);
+FUZZ_TARGET_MSG(notfound);
+FUZZ_TARGET_MSG(ping);
+FUZZ_TARGET_MSG(pong);
+FUZZ_TARGET_MSG(sendcmpct);
+FUZZ_TARGET_MSG(sendheaders);
+FUZZ_TARGET_MSG(tx);
+FUZZ_TARGET_MSG(verack);
+FUZZ_TARGET_MSG(version);