Merge pull request #5915

8330e77 monerod can now sync from pruned blocks (moneromooo-monero)

1 files changed, 24 insertions, 8 deletions

diff --git a/src/cryptonote_core/blockchain.h b/src/cryptonote_core/blockchain.h
index 552a53e89..6467031c2 100644
--- a/src/cryptonote_core/blockchain.h
+++ b/src/cryptonote_core/blockchain.h
@@ -393,13 +393,14 @@ namespace cryptonote
      *
      * @param qblock_ids the foreign chain's "short history" (see get_short_chain_history)
      * @param hashes the hashes to be returned, return-by-reference
+     * @param weights the block weights to be returned, return-by-reference
      * @param start_height the start height, return-by-reference
      * @param current_height the current blockchain height, return-by-reference
      * @param clip_pruned whether to constrain results to unpruned data
      *
      * @return true if a block found in common, else false
      */
-    bool find_blockchain_supplement(const std::list<crypto::hash>& qblock_ids, std::vector<crypto::hash>& hashes, uint64_t& start_height, uint64_t& current_height, bool clip_pruned) const;
+    bool find_blockchain_supplement(const std::list<crypto::hash>& qblock_ids, std::vector<crypto::hash>& hashes, std::vector<uint64_t>* weights, uint64_t& start_height, uint64_t& current_height, bool clip_pruned) const;
 
     /**
      * @brief get recent block hashes for a foreign chain
@@ -409,11 +410,12 @@ namespace cryptonote
      * BLOCKS_IDS_SYNCHRONIZING_DEFAULT_COUNT additional (more recent) hashes.
      *
      * @param qblock_ids the foreign chain's "short history" (see get_short_chain_history)
+     * @param clip_pruned clip pruned blocks if true, include them otherwise
      * @param resp return-by-reference the split height and subsequent blocks' hashes
      *
      * @return true if a block found in common, else false
      */
-    bool find_blockchain_supplement(const std::list<crypto::hash>& qblock_ids, NOTIFY_RESPONSE_CHAIN_ENTRY::request& resp) const;
+    bool find_blockchain_supplement(const std::list<crypto::hash>& qblock_ids, bool clip_pruned, NOTIFY_RESPONSE_CHAIN_ENTRY::request& resp) const;
 
     /**
      * @brief find the most recent common point between ours and a foreign chain
@@ -687,8 +689,8 @@ namespace cryptonote
      *
      * @return false if an unexpected exception occurs, else true
      */
-    template<class t_ids_container, class t_tx_container, class t_missed_container>
-    bool get_transactions_blobs(const t_ids_container& txs_ids, t_tx_container& txs, t_missed_container& missed_txs, bool pruned = false) const;
+    bool get_transactions_blobs(const std::vector<crypto::hash>& txs_ids, std::vector<cryptonote::blobdata>& txs, std::vector<crypto::hash>& missed_txs, bool pruned = false) const;
+    bool get_transactions_blobs(const std::vector<crypto::hash>& txs_ids, std::vector<tx_blob_entry>& txs, std::vector<crypto::hash>& missed_txs, bool pruned = false) const;
     template<class t_ids_container, class t_tx_container, class t_missed_container>
     bool get_split_transactions_blobs(const t_ids_container& txs_ids, t_tx_container& txs, t_missed_container& missed_txs) const;
     template<class t_ids_container, class t_tx_container, class t_missed_container>
@@ -968,9 +970,8 @@ namespace cryptonote
     cryptonote::blobdata get_txpool_tx_blob(const crypto::hash& txid) const;
     bool for_all_txpool_txes(std::function<bool(const crypto::hash&, const txpool_tx_meta_t&, const cryptonote::blobdata*)>, bool include_blob = false, bool include_unrelayed_txes = true) const;
 
-    bool is_within_compiled_block_hash_area(uint64_t height) const;
     bool is_within_compiled_block_hash_area() const { return is_within_compiled_block_hash_area(m_db->height()); }
-    uint64_t prevalidate_block_hashes(uint64_t height, const std::vector<crypto::hash> &hashes);
+    uint64_t prevalidate_block_hashes(uint64_t height, const std::vector<crypto::hash> &hashes, const std::vector<uint64_t> &weights);
     uint32_t get_blockchain_pruning_seed() const { return m_db->get_blockchain_pruning_seed(); }
     bool prune_blockchain(uint32_t pruning_seed = 0);
     bool update_blockchain_pruning();
@@ -1000,6 +1001,21 @@ namespace cryptonote
      */
     void pop_blocks(uint64_t nblocks);
 
+    /**
+     * @brief checks whether a given block height is included in the precompiled block hash area
+     *
+     * @param height the height to check for
+     */
+    bool is_within_compiled_block_hash_area(uint64_t height) const;
+
+    /**
+     * @brief checks whether we have known weights for the given block heights
+     *
+     * @param height the start height to check for
+     * @param nblocks how many blocks to check from that height
+     */
+    bool has_block_weights(uint64_t height, uint64_t nblocks) const;
+
 #ifndef IN_UNIT_TESTS
   private:
 #endif
@@ -1027,8 +1043,8 @@ namespace cryptonote
     std::unordered_map<crypto::hash, crypto::hash> m_blocks_longhash_table;
 
     // SHA-3 hashes for each block and for fast pow checking
-    std::vector<crypto::hash> m_blocks_hash_of_hashes;
-    std::vector<crypto::hash> m_blocks_hash_check;
+    std::vector<std::pair<crypto::hash, crypto::hash>> m_blocks_hash_of_hashes;
+    std::vector<std::pair<crypto::hash, uint64_t>> m_blocks_hash_check;
     std::vector<crypto::hash> m_blocks_txs_check;
 
     blockchain_db_sync_mode m_db_sync_mode;