From 0dca6013e87e6bd13c242b950226710a264efdaa Mon Sep 17 00:00:00 2001
From: Maciej Kulawik <mkulawik@offchainlabs.com>
Date: Tue, 28 Jan 2025 14:20:39 +0100
Subject: [PATCH 1/3] export block key, header key and keyBytesToHex

---
 core/rawdb/schema.go | 12 ++++++++++++
 trie/encoding.go     |  4 ++++
 2 files changed, 16 insertions(+)

diff --git a/core/rawdb/schema.go b/core/rawdb/schema.go
index dbf010be0c..4043d6788d 100644
--- a/core/rawdb/schema.go
+++ b/core/rawdb/schema.go
@@ -167,6 +167,10 @@ func headerKey(number uint64, hash common.Hash) []byte {
 	return append(append(headerPrefix, encodeBlockNumber(number)...), hash.Bytes()...)
 }
 
+func HeaderKey(number uint64, hash common.Hash) []byte {
+	return headerKey(number, hash)
+}
+
 // headerTDKey = headerPrefix + num (uint64 big endian) + hash + headerTDSuffix
 func headerTDKey(number uint64, hash common.Hash) []byte {
 	return append(headerKey(number, hash), headerTDSuffix...)
@@ -187,11 +191,19 @@ func blockBodyKey(number uint64, hash common.Hash) []byte {
 	return append(append(blockBodyPrefix, encodeBlockNumber(number)...), hash.Bytes()...)
 }
 
+func BlockBodyKey(number uint64, hash common.Hash) []byte {
+	return blockBodyKey(number, hash)
+}
+
 // blockReceiptsKey = blockReceiptsPrefix + num (uint64 big endian) + hash
 func blockReceiptsKey(number uint64, hash common.Hash) []byte {
 	return append(append(blockReceiptsPrefix, encodeBlockNumber(number)...), hash.Bytes()...)
 }
 
+func BlockReceiptsKey(number uint64, hash common.Hash) []byte {
+	return blockReceiptsKey(number, hash)
+}
+
 // txLookupKey = txLookupPrefix + hash
 func txLookupKey(hash common.Hash) []byte {
 	return append(txLookupPrefix, hash.Bytes()...)
diff --git a/trie/encoding.go b/trie/encoding.go
index 3284d3f8f0..30103bb621 100644
--- a/trie/encoding.go
+++ b/trie/encoding.go
@@ -104,6 +104,10 @@ func keybytesToHex(str []byte) []byte {
 	return nibbles
 }
 
+func KeybytesToHex(str []byte) []byte {
+	return keybytesToHex(str)
+}
+
 // hexToKeybytes turns hex nibbles into key bytes.
 // This can only be used for keys of even length.
 func hexToKeybytes(hex []byte) []byte {

From fe38b30b55ddd3007526d79545feee11f4fa7645 Mon Sep 17 00:00:00 2001
From: Maciej Kulawik <mkulawik@offchainlabs.com>
Date: Wed, 29 Jan 2025 04:05:01 +0100
Subject: [PATCH 2/3] export headerTDKey

---
 core/rawdb/schema.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/core/rawdb/schema.go b/core/rawdb/schema.go
index 4043d6788d..3c811b9a71 100644
--- a/core/rawdb/schema.go
+++ b/core/rawdb/schema.go
@@ -176,6 +176,10 @@ func headerTDKey(number uint64, hash common.Hash) []byte {
 	return append(headerKey(number, hash), headerTDSuffix...)
 }
 
+func HeaderTDKey(number uint64, hash common.Hash) []byte {
+	return headerTDKey(number, hash)
+}
+
 // headerHashKey = headerPrefix + num (uint64 big endian) + headerHashSuffix
 func headerHashKey(number uint64) []byte {
 	return append(append(headerPrefix, encodeBlockNumber(number)...), headerHashSuffix...)

From af50cd6095afe4d15843583ab031d464ced5ec48 Mon Sep 17 00:00:00 2001
From: Maciej Kulawik <mkulawik@offchainlabs.com>
Date: Tue, 4 Feb 2025 23:03:58 +0100
Subject: [PATCH 3/3] export rawdb.codeKey

---
 core/rawdb/schema.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/core/rawdb/schema.go b/core/rawdb/schema.go
index 3c811b9a71..00311ad1cd 100644
--- a/core/rawdb/schema.go
+++ b/core/rawdb/schema.go
@@ -271,6 +271,10 @@ func configKey(hash common.Hash) []byte {
 	return append(configPrefix, hash.Bytes()...)
 }
 
+func ConfigKey(hash common.Hash) []byte {
+	return configKey(hash)
+}
+
 // genesisStateSpecKey = genesisPrefix + hash
 func genesisStateSpecKey(hash common.Hash) []byte {
 	return append(genesisPrefix, hash.Bytes()...)