Remove unnecessary m_check_txin_table, fix const correctness

1 files changed, 6 insertions, 7 deletions

diff --git a/src/cryptonote_core/blockchain.h b/src/cryptonote_core/blockchain.h
index 32ed96b5b..a1ceaf984 100644
--- a/src/cryptonote_core/blockchain.h
+++ b/src/cryptonote_core/blockchain.h
@@ -559,7 +559,7 @@ namespace cryptonote
      *
      * @return false if any input is invalid, otherwise true
      */
-    bool check_tx_inputs(transaction& tx, uint64_t& pmax_used_block_height, crypto::hash& max_used_block_id, tx_verification_context &tvc, bool kept_by_block = false);
+    bool check_tx_inputs(transaction& tx, uint64_t& pmax_used_block_height, crypto::hash& max_used_block_id, tx_verification_context &tvc, bool kept_by_block = false) const;
 
     /**
      * @brief get fee quantization mask
@@ -626,7 +626,7 @@ namespace cryptonote
      *
      * @return false if any outputs do not conform, otherwise true
      */
-    bool check_tx_outputs(const transaction& tx, tx_verification_context &tvc);
+    bool check_tx_outputs(const transaction& tx, tx_verification_context &tvc) const;
 
     /**
      * @brief gets the block weight limit based on recent blocks
@@ -1040,7 +1040,6 @@ namespace cryptonote
     // metadata containers
     std::unordered_map<crypto::hash, std::unordered_map<crypto::key_image, std::vector<output_data_t>>> m_scan_table;
     std::unordered_map<crypto::hash, crypto::hash> m_blocks_longhash_table;
-    std::unordered_map<crypto::hash, std::unordered_map<crypto::key_image, bool>> m_check_txin_table;
 
     // SHA-3 hashes for each block and for fast pow checking
     std::vector<crypto::hash> m_blocks_hash_of_hashes;
@@ -1150,7 +1149,7 @@ namespace cryptonote
      *
      * @return false if any output is not yet unlocked, or is missing, otherwise true
      */
-    bool check_tx_input(size_t tx_version,const txin_to_key& txin, const crypto::hash& tx_prefix_hash, const std::vector<crypto::signature>& sig, const rct::rctSig &rct_signatures, std::vector<rct::ctkey> &output_keys, uint64_t* pmax_related_block_height);
+    bool check_tx_input(size_t tx_version,const txin_to_key& txin, const crypto::hash& tx_prefix_hash, const std::vector<crypto::signature>& sig, const rct::rctSig &rct_signatures, std::vector<rct::ctkey> &output_keys, uint64_t* pmax_related_block_height) const;
 
     /**
      * @brief validate a transaction's inputs and their keys
@@ -1172,7 +1171,7 @@ namespace cryptonote
      *
      * @return false if any validation step fails, otherwise true
      */
-    bool check_tx_inputs(transaction& tx, tx_verification_context &tvc, uint64_t* pmax_used_block_height = NULL);
+    bool check_tx_inputs(transaction& tx, tx_verification_context &tvc, uint64_t* pmax_used_block_height = NULL) const;
 
     /**
      * @brief performs a blockchain reorganization according to the longest chain rule
@@ -1452,7 +1451,7 @@ namespace cryptonote
      * @param result false if the ring signature is invalid, otherwise true
      */
     void check_ring_signature(const crypto::hash &tx_prefix_hash, const crypto::key_image &key_image,
-        const std::vector<rct::ctkey> &pubkeys, const std::vector<crypto::signature> &sig, uint64_t &result);
+        const std::vector<rct::ctkey> &pubkeys, const std::vector<crypto::signature> &sig, uint64_t &result) const;
 
     /**
      * @brief loads block hashes from compiled-in data set
@@ -1472,7 +1471,7 @@ namespace cryptonote
      * can be reconstituted by the receiver. This function expands
      * that implicit data.
      */
-    bool expand_transaction_2(transaction &tx, const crypto::hash &tx_prefix_hash, const std::vector<std::vector<rct::ctkey>> &pubkeys);
+    bool expand_transaction_2(transaction &tx, const crypto::hash &tx_prefix_hash, const std::vector<std::vector<rct::ctkey>> &pubkeys) const;
 
     /**
      * @brief invalidates any cached block template