From 83bbea4c7f47d05933ec1b5baca2e9724561e49c Mon Sep 17 00:00:00 2001
From: moneromooo-monero <moneromooo-monero@users.noreply.github.com>
Date: Tue, 11 Aug 2015 10:49:15 +0100
Subject: Add a is_key_image_spent daemon command and RPC call

---
 src/rpc/core_rpc_server.cpp             | 29 +++++++++++++++++++++++++++++
 src/rpc/core_rpc_server.h               |  2 ++
 src/rpc/core_rpc_server_commands_defs.h | 25 +++++++++++++++++++++++++
 3 files changed, 56 insertions(+)

(limited to 'src/rpc')

diff --git a/src/rpc/core_rpc_server.cpp b/src/rpc/core_rpc_server.cpp
index 24c7d242f..0c8384306 100644
--- a/src/rpc/core_rpc_server.cpp
+++ b/src/rpc/core_rpc_server.cpp
@@ -241,6 +241,35 @@ namespace cryptonote
     return true;
   }
   //------------------------------------------------------------------------------------------------------------------------------
+  bool core_rpc_server::on_is_key_image_spent(const COMMAND_RPC_IS_KEY_IMAGE_SPENT::request& req, COMMAND_RPC_IS_KEY_IMAGE_SPENT::response& res)
+  {
+    CHECK_CORE_BUSY();
+    std::vector<crypto::key_image> key_images;
+    BOOST_FOREACH(const auto& ki_hex_str, req.key_images)
+    {
+      blobdata b;
+      if(!string_tools::parse_hexstr_to_binbuff(ki_hex_str, b))
+      {
+        res.status = "Failed to parse hex representation of key image";
+        return true;
+      }
+      if(b.size() != sizeof(crypto::key_image))
+      {
+        res.status = "Failed, size of data mismatch";
+      }
+      key_images.push_back(*reinterpret_cast<const crypto::key_image*>(b.data()));
+    }
+    bool r = m_core.are_key_images_spent(key_images, res.spent_status);
+    if(!r)
+    {
+      res.status = "Failed";
+      return true;
+    }
+
+    res.status = CORE_RPC_STATUS_OK;
+    return true;
+  }
+  //------------------------------------------------------------------------------------------------------------------------------
   bool core_rpc_server::on_send_raw_tx(const COMMAND_RPC_SEND_RAW_TX::request& req, COMMAND_RPC_SEND_RAW_TX::response& res)
   {
     CHECK_CORE_READY();
diff --git a/src/rpc/core_rpc_server.h b/src/rpc/core_rpc_server.h
index 6152dea03..3213e6b1c 100644
--- a/src/rpc/core_rpc_server.h
+++ b/src/rpc/core_rpc_server.h
@@ -77,6 +77,7 @@ namespace cryptonote
       MAP_URI_AUTO_BIN2("/get_o_indexes.bin", on_get_indexes, COMMAND_RPC_GET_TX_GLOBAL_OUTPUTS_INDEXES)      
       MAP_URI_AUTO_BIN2("/getrandom_outs.bin", on_get_random_outs, COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS)      
       MAP_URI_AUTO_JON2("/gettransactions", on_get_transactions, COMMAND_RPC_GET_TRANSACTIONS)
+      MAP_URI_AUTO_JON2("/is_key_image_spent", on_is_key_image_spent, COMMAND_RPC_IS_KEY_IMAGE_SPENT)
       MAP_URI_AUTO_JON2("/sendrawtransaction", on_send_raw_tx, COMMAND_RPC_SEND_RAW_TX)
       MAP_URI_AUTO_JON2("/start_mining", on_start_mining, COMMAND_RPC_START_MINING)
       MAP_URI_AUTO_JON2("/stop_mining", on_stop_mining, COMMAND_RPC_STOP_MINING)
@@ -108,6 +109,7 @@ namespace cryptonote
     bool on_get_height(const COMMAND_RPC_GET_HEIGHT::request& req, COMMAND_RPC_GET_HEIGHT::response& res);
     bool on_get_blocks(const COMMAND_RPC_GET_BLOCKS_FAST::request& req, COMMAND_RPC_GET_BLOCKS_FAST::response& res);
     bool on_get_transactions(const COMMAND_RPC_GET_TRANSACTIONS::request& req, COMMAND_RPC_GET_TRANSACTIONS::response& res);
+    bool on_is_key_image_spent(const COMMAND_RPC_IS_KEY_IMAGE_SPENT::request& req, COMMAND_RPC_IS_KEY_IMAGE_SPENT::response& res);
     bool on_get_indexes(const COMMAND_RPC_GET_TX_GLOBAL_OUTPUTS_INDEXES::request& req, COMMAND_RPC_GET_TX_GLOBAL_OUTPUTS_INDEXES::response& res);
     bool on_send_raw_tx(const COMMAND_RPC_SEND_RAW_TX::request& req, COMMAND_RPC_SEND_RAW_TX::response& res);
     bool on_start_mining(const COMMAND_RPC_START_MINING::request& req, COMMAND_RPC_START_MINING::response& res);
diff --git a/src/rpc/core_rpc_server_commands_defs.h b/src/rpc/core_rpc_server_commands_defs.h
index b6a2edd0b..beb7b81e6 100644
--- a/src/rpc/core_rpc_server_commands_defs.h
+++ b/src/rpc/core_rpc_server_commands_defs.h
@@ -116,6 +116,31 @@ namespace cryptonote
     };
   };
 
+  //-----------------------------------------------
+  struct COMMAND_RPC_IS_KEY_IMAGE_SPENT
+  {
+    struct request
+    {
+      std::vector<std::string> key_images;
+
+      BEGIN_KV_SERIALIZE_MAP()
+        KV_SERIALIZE(key_images)
+      END_KV_SERIALIZE_MAP()
+    };
+
+
+    struct response
+    {
+      std::vector<bool> spent_status;
+      std::string status;
+
+      BEGIN_KV_SERIALIZE_MAP()
+        KV_SERIALIZE(spent_status)
+        KV_SERIALIZE(status)
+      END_KV_SERIALIZE_MAP()
+    };
+  };
+
   //-----------------------------------------------
   struct COMMAND_RPC_GET_TX_GLOBAL_OUTPUTS_INDEXES
   {
-- 
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