wip burn worker

libraries/chain/include/graphene/chain/config.hpp

@@ -130,9 +130,14 @@
  *  Reserved Account IDs with special meaning
  */
 ///@{
+/// Represents the current committee members, two-week review period (GRAPHENE_DEFAULT_GENESIS_PROPOSAL_REVIEW_PERIOD_SEC)
 #define GRAPHENE_COMMITTEE_ACCOUNT (graphene::chain::account_id_type(0))
+/// Represents the current witnesses
 #define GRAPHENE_WITNESS_ACCOUNT (graphene::chain::account_id_type(1))
+/// Represents the current committee members
 #define GRAPHENE_RELAXED_COMMITTEE_ACCOUNT (graphene::chain::account_id_type(2))
+/// Represents the canonical account with NO authority (nobody can access funds in null account)
 #define GRAPHENE_NULL_ACCOUNT (graphene::chain::account_id_type(3))
+/// Represents the canonical account with WILDCARD authority (anybody can access funds in temp account)
 #define GRAPHENE_TEMP_ACCOUNT (graphene::chain::account_id_type(4))
 ///@}

libraries/chain/include/graphene/chain/worker_object.hpp

@@ -52,9 +52,9 @@ namespace graphene { namespace chain {
      * @{
      */
    /**
-    * @brief A worker who burns all of his pay
+    * @brief A worker who returns all of his pay to the reserve
     *
-    * This worker type burns all pay he receives, paying it back to the network's reserve funds pool.
+    * This worker type pays everything he receives back to the network's reserve funds pool.
     */
    struct refund_worker_type
    {
@@ -92,16 +92,37 @@ namespace graphene { namespace chain {
          uint16_t pay_vesting_period_days;
       };
    };
+
+   /**
+    * @brief A worker who permanently destroys all of his pay
+    *
+    * This worker sends all pay he receives to the null account.
+    */
+   struct burn_worker_type
+   {
+      /// Record of how much this worker has burned in his lifetime
+      share_type total_burned;
+
+      void pay_worker(share_type pay, database&);
+
+      struct initializer
+      {
+         void init(database&, const worker_object&, burn_worker_type& worker)const
+         {}
+      };
+   };
    ///@}
 
    // The ordering of types in these two static variants MUST be the same.
    typedef static_variant<
       refund_worker_type,
-      vesting_balance_worker_type
+      vesting_balance_worker_type,
+      burn_worker_type
    > worker_type;
    typedef static_variant<
       refund_worker_type::initializer,
-      vesting_balance_worker_type::initializer
+      vesting_balance_worker_type::initializer,
+      burn_worker_type::initializer
    > worker_initializer;
 
    /// @brief A visitor for @ref worker_type which initializes the worker within
@@ -188,6 +209,8 @@ FC_REFLECT( graphene::chain::refund_worker_type, (total_burned) )
 FC_REFLECT( graphene::chain::refund_worker_type::initializer, )
 FC_REFLECT( graphene::chain::vesting_balance_worker_type, (balance) )
 FC_REFLECT( graphene::chain::vesting_balance_worker_type::initializer, (pay_vesting_period_days) )
+FC_REFLECT( graphene::chain::burn_worker_type, (total_burned) )
+FC_REFLECT( graphene::chain::burn_worker_type::initializer, )
 FC_REFLECT_TYPENAME( graphene::chain::worker_type )
 FC_REFLECT_TYPENAME( graphene::chain::worker_initializer )
 FC_REFLECT_DERIVED( graphene::chain::worker_object, (graphene::db::object),

libraries/chain/worker_object.cpp

@@ -50,4 +50,10 @@ void vesting_balance_worker_type::initializer::init(database& db, const worker_o
    }).id;
 }
 
+void burn_worker_type::pay_worker(share_type pay, database& db)
+{
+   total_burned += pay;
+   db.adjust_balance( GRAPHENE_NULL_ACCOUNT, pay );
+}
+
 } } // graphene::chain