db_lmdb: save pruned and prunable tx data separately

This bumps DB version to 2, migration code will run for v1 DBs

1 files changed, 33 insertions, 3 deletions

diff --git a/src/blockchain_db/blockchain_db.h b/src/blockchain_db/blockchain_db.h
index 1ed715315..19ba32340 100644
--- a/src/blockchain_db/blockchain_db.h
+++ b/src/blockchain_db/blockchain_db.h
@@ -398,9 +398,10 @@ private:
    * @param blk_hash the hash of the block containing the transaction
    * @param tx the transaction to be added
    * @param tx_hash the hash of the transaction
+   * @param tx_prunable_hash the hash of the prunable part of the transaction
    * @return the transaction ID
    */
-  virtual uint64_t add_transaction_data(const crypto::hash& blk_hash, const transaction& tx, const crypto::hash& tx_hash) = 0;
+  virtual uint64_t add_transaction_data(const crypto::hash& blk_hash, const transaction& tx, const crypto::hash& tx_hash, const crypto::hash& tx_prunable_hash) = 0;
 
   /**
    * @brief remove data about a transaction
@@ -526,8 +527,9 @@ protected:
    * @param blk_hash hash of the block which has the transaction
    * @param tx the transaction to add
    * @param tx_hash_ptr the hash of the transaction, if already calculated
+   * @param tx_prunable_hash_ptr the hash of the prunable part of the transaction, if already calculated
    */
-  void add_transaction(const crypto::hash& blk_hash, const transaction& tx, const crypto::hash* tx_hash_ptr = NULL);
+  void add_transaction(const crypto::hash& blk_hash, const transaction& tx, const crypto::hash* tx_hash_ptr = NULL, const crypto::hash* tx_prunable_hash_ptr = NULL);
 
   mutable uint64_t time_tx_exists = 0;  //!< a performance metric
   uint64_t time_commit1 = 0;  //!< a performance metric
@@ -1120,6 +1122,33 @@ public:
   virtual bool get_tx_blob(const crypto::hash& h, cryptonote::blobdata &tx) const = 0;
 
   /**
+   * @brief fetches the pruned transaction blob with the given hash
+   *
+   * The subclass should return the pruned transaction stored which has the given
+   * hash.
+   *
+   * If the transaction does not exist, the subclass should return false.
+   *
+   * @param h the hash to look for
+   *
+   * @return true iff the transaction was found
+   */
+  virtual bool get_pruned_tx_blob(const crypto::hash& h, cryptonote::blobdata &tx) const = 0;
+
+  /**
+   * @brief fetches the prunable transaction hash
+   *
+   * The subclass should return the hash of the prunable transaction data.
+   *
+   * If the transaction hash does not exist, the subclass should return false.
+   *
+   * @param h the tx hash to look for
+   *
+   * @return true iff the transaction was found
+   */
+  virtual bool get_prunable_tx_hash(const crypto::hash& tx_hash, crypto::hash &prunable_hash) const = 0;
+
+  /**
    * @brief fetches the total number of transactions ever
    *
    * The subclass should return a count of all the transactions from
@@ -1426,10 +1455,11 @@ public:
    * not found.  Current implementations simply return false.
    *
    * @param std::function fn the function to run
+   * @param bool pruned whether to only get pruned tx data, or the whole
    *
    * @return false if the function returns false for any transaction, otherwise true
    */
-  virtual bool for_all_transactions(std::function<bool(const crypto::hash&, const cryptonote::transaction&)>) const = 0;
+  virtual bool for_all_transactions(std::function<bool(const crypto::hash&, const cryptonote::transaction&)>, bool pruned) const = 0;
 
   /**
    * @brief runs a function over all outputs stored