diff --git a/libsession/src/main/java/org/session/libsession/database/MessageDataProvider.kt b/libsession/src/main/java/org/session/libsession/database/MessageDataProvider.kt
index 2f089ff4ff..23b99e43d8 100644
--- a/libsession/src/main/java/org/session/libsession/database/MessageDataProvider.kt
+++ b/libsession/src/main/java/org/session/libsession/database/MessageDataProvider.kt
@@ -1,9 +1,14 @@
 package org.session.libsession.database
 
 import org.session.libsession.database.dto.DatabaseAttachmentDTO
+import org.session.libsignal.service.api.messages.SignalServiceAttachmentPointer
 
 interface MessageDataProvider {
 
     fun getAttachment(uniqueID: String): DatabaseAttachmentDTO?
+    fun getAttachmentPointer(attachmentID: String): SignalServiceAttachmentPointer?
+
+    fun getMessageID(serverID: Long): Long?
+    fun deleteMessage(messageID: Long)
 
 }
\ No newline at end of file