Abstract DecodeHexBlk and BIP22ValidationResult functions out of submitblock

src/core_read.cpp

@@ -4,6 +4,7 @@
 
 #include "core_io.h"
 
+#include "core/block.h"
 #include "core/transaction.h"
 #include "script/script.h"
 #include "serialize.h"
@@ -108,6 +109,23 @@ bool DecodeHexTx(CTransaction& tx, const std::string& strHexTx)
     return true;
 }
 
+bool DecodeHexBlk(CBlock& block, const std::string& strHexBlk)
+{
+    if (!IsHex(strHexBlk))
+        return false;
+
+    std::vector<unsigned char> blockData(ParseHex(strHexBlk));
+    CDataStream ssBlock(blockData, SER_NETWORK, PROTOCOL_VERSION);
+    try {
+        ssBlock >> block;
+    }
+    catch (const std::exception &) {
+        return false;
+    }
+
+    return true;
+}
+
 uint256 ParseHashUV(const UniValue& v, const string& strName)
 {
     string strHex;