Merge pull request #2313 from barton2526/ParseHash

rpc: ParseHash: Fail when length is not 64
gridcoin-community · Sep 1, 2021 · b2339fd · b2339fd
2 parents 0862230 + f962d70
commit b2339fd
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/rpc/server.cpp b/src/rpc/server.cpp
@@ -130,6 +130,8 @@ uint256 ParseHashV(const UniValue& v, string strName)
         strHex = v.get_str();
     if (!IsHex(strHex)) // Note: IsHex("") is false
         throw JSONRPCError(RPC_INVALID_PARAMETER, strName+" must be hexadecimal string (not '"+strHex+"')");
+    if (64 != strHex.length())
+        throw JSONRPCError(RPC_INVALID_PARAMETER, strprintf("%s must be of length %d (not %d)", strName, 64, strHex.length()));
     uint256 result;
     result.SetHex(strHex);
     return result;