From 93ca089bde5166034cdf11aefd63caf98623d40f Mon Sep 17 00:00:00 2001
From: David Salami <wizdave97@gmail.com>
Date: Wed, 17 Jan 2024 13:03:28 +0100
Subject: [PATCH] modify ismp host

---
 lib/solidity-merkle-trees |  2 +-
 src/IIsmpHost.sol         | 19 +++++++++++++++++++
 2 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/lib/solidity-merkle-trees b/lib/solidity-merkle-trees
index f637bb0..8b0c7e0 160000
--- a/lib/solidity-merkle-trees
+++ b/lib/solidity-merkle-trees
@@ -1 +1 @@
-Subproject commit f637bb083eb6bdef3daee016e300a56800c2725e
+Subproject commit 8b0c7e03f0d656463a1e4a1e98050d0af89229bb
diff --git a/src/IIsmpHost.sol b/src/IIsmpHost.sol
index 659efde..963a7ff 100644
--- a/src/IIsmpHost.sol
+++ b/src/IIsmpHost.sol
@@ -12,6 +12,13 @@ struct FeeMetadata {
     address sender;
 }
 
+struct ResponseReceipt {
+    // commitment of the response object
+    bytes32 responseCommitment;
+    // address of the relayer responsible for this response delivery
+    address relayer;
+}
+
 interface IIsmpHost is IIsmp {
     /**
      * @return the host admin
@@ -71,6 +78,18 @@ interface IIsmpHost is IIsmp {
      */
     function consensusState() external returns (bytes memory);
 
+    /**
+     * @param commitment - commitment to the request
+     * @return relayer addrress
+     */
+    function requestReceiptData(bytes32 commitment) external returns (address);
+
+    /**
+     * @param commitment - commitment to the request of the response
+     * @return response receipt data
+     */
+    function responseReceiptData(bytes32 commitment) external returns (ResponseReceipt memory);
+
     /**
      * @param commitment - commitment to the request
      * @return existence status of an incoming request commitment