From 93d2c8811f7e7ed775d96e9d3449e84a3c2b0be2 Mon Sep 17 00:00:00 2001
From: Christopher Jeffrey <chjjeffrey@gmail.com>
Date: Mon, 7 Nov 2016 14:11:17 -0800
Subject: [PATCH] walletdb: switch to u32s to potentially avoid
 deserialization.

---
 lib/wallet/records.js   | 8 ++++----
 lib/wallet/txdb.js      | 4 ++--
 migrate/walletdb5to6.js | 2 +-
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/lib/wallet/records.js b/lib/wallet/records.js
index 83a693dd..df5cf7f6 100644
--- a/lib/wallet/records.js
+++ b/lib/wallet/records.js
@@ -244,7 +244,7 @@ function BlockMapRecord(height) {
 
 BlockMapRecord.prototype.fromRaw = function fromRaw(data) {
   var p = new BufferReader(data);
-  var count = p.readVarint();
+  var count = p.readU32();
   var i, hash, tx;
 
   for (i = 0; i < count; i++) {
@@ -278,7 +278,7 @@ BlockMapRecord.prototype.toRaw = function toRaw(writer) {
   var p = new BufferWriter(writer);
   var i, tx;
 
-  p.writeVarint(this.txs.length);
+  p.writeU32(this.txs.length);
 
   for (i = 0; i < this.txs.length; i++) {
     tx = this.txs[i];
@@ -450,7 +450,7 @@ function cmpid(a, b) {
 
 function parseWallets(data) {
   var p = new BufferReader(data);
-  var count = p.readVarint();
+  var count = p.readU32();
   var wids = [];
   var i;
 
@@ -464,7 +464,7 @@ function serializeWallets(wids, writer) {
   var p = new BufferWriter(writer);
   var i, wid;
 
-  p.writeVarint(wids.length);
+  p.writeU32(wids.length);
 
   for (i = 0; i < wids.length; i++) {
     wid = wids[i];
diff --git a/lib/wallet/txdb.js b/lib/wallet/txdb.js
index 8874c1e4..7f46401d 100644
--- a/lib/wallet/txdb.js
+++ b/lib/wallet/txdb.js
@@ -3442,7 +3442,7 @@ BlockRecord.prototype.fromRaw = function fromRaw(data) {
   this.height = p.readU32();
   this.ts = p.readU32();
 
-  count = p.readVarint();
+  count = p.readU32();
 
   for (i = 0; i < count; i++) {
     hash = p.readHash('hex');
@@ -3477,7 +3477,7 @@ BlockRecord.prototype.toRaw = function toRaw(writer) {
   p.writeU32(this.height);
   p.writeU32(this.ts);
 
-  p.writeVarint(this.hashes.length);
+  p.writeU32(this.hashes.length);
 
   for (i = 0; i < this.hashes.length; i++)
     p.writeHash(this.hashes[i]);
diff --git a/migrate/walletdb5to6.js b/migrate/walletdb5to6.js
index e0a3c552..9d688b30 100644
--- a/migrate/walletdb5to6.js
+++ b/migrate/walletdb5to6.js
@@ -143,7 +143,7 @@ function serializeWallets(wids, writer) {
   var p = new BufferWriter(writer);
   var i, wid;
 
-  p.writeVarint(wids.length);
+  p.writeU32(wids.length);
 
   for (i = 0; i < wids.length; i++) {
     wid = wids[i];