cleaning up imports and dependencies

eth/p2p/discoveryv5/encoding.nim

@@ -558,8 +558,3 @@ proc decodePacket*(c: var Codec, fromAddr: Address, input: openArray[byte]):
     return decodeHandshakePacket(c, fromAddr, staticHeader.nonce,
       input.toOpenArray(0, ivSize - 1), header,
       input.toOpenArray(ivSize + header.len, input.high))
-
-proc init*(T: type RequestId, rng: var BrHmacDrbgContext): T =
-  var reqId = RequestId(id: newSeq[byte](8)) # RequestId must be <= 8 bytes
-  brHmacDrbgGenerate(rng, reqId.id)
-  reqId

eth/p2p/discoveryv5/enr.nim

@@ -15,7 +15,7 @@ import
   stew/shims/net, stew/[base64, results], nimcrypto,
   ".."/../[rlp, keys]
 
-export options, results, keys
+export options, results
 
 const
   maxEnrSize = 300  ## Maximum size of an encoded node record, in bytes.

eth/p2p/discoveryv5/messages.nim

@@ -15,7 +15,8 @@
 import
   std/[hashes, net],
   stew/arrayops,
-  ../../rlp, ./enr
+  ".."/../[rlp, keys],
+  ./enr
 
 type
   MessageKind* = enum
@@ -142,3 +143,8 @@ proc append*(writer: var RlpWriter, ip: IpAddress) =
 
 proc hash*(reqId: RequestId): Hash =
   hash(reqId.id)
+
+proc init*(T: type RequestId, rng: var BrHmacDrbgContext): T =
+  var reqId = RequestId(id: newSeq[byte](8)) # RequestId must be <= 8 bytes
+  brHmacDrbgGenerate(rng, reqId.id)
+  reqId

eth/p2p/discoveryv5/messages_encoding.nim

@@ -1,8 +1,6 @@
 import
-  std/[net],
-  stint, bearssl, metrics,
-  ".."/../[rlp, keys],
-  "."/[messages, node, enr]
+  ".."/../[rlp],
+  "."/[messages, enr]
 
 from stew/objects import checkedEnumAssign
 

eth/p2p/discoveryv5/protocol.nim

@@ -78,7 +78,7 @@ import
   stew/shims/net as stewNet, json_serialization/std/net,
   stew/[endians2, results], chronicles, chronos, stint, bearssl, metrics,
   ".."/../[rlp, keys, async_utils],
-  "."/[transport, messages, messages_encoding, encoding, node, routing_table, enr, random2, ip_vote, nodes_verification]
+  "."/[transport, messages, messages_encoding, node, routing_table, enr, random2, ip_vote, nodes_verification]
 
 import nimcrypto except toHex