export block key, header key and keyBytesToHex

Author: magicxyyz

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()...)

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 {