From 24c034ff6a15ed8fb8321f410e2003d83deead46 Mon Sep 17 00:00:00 2001
From: flow <flowlnlnln@gmail.com>
Date: Sun, 24 Jul 2022 15:12:29 -0300
Subject: [PATCH] change(libs): use a 4MiB buffer by default in murmur2 hashing

Signed-off-by: flow <flowlnlnln@gmail.com>
---
 libraries/murmur2/src/MurmurHash2.h | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/libraries/murmur2/src/MurmurHash2.h b/libraries/murmur2/src/MurmurHash2.h
index acea27ea..dc2c9681 100644
--- a/libraries/murmur2/src/MurmurHash2.h
+++ b/libraries/murmur2/src/MurmurHash2.h
@@ -15,10 +15,13 @@
 
 //-----------------------------------------------------------------------------
 
+#define KiB 1024
+#define MiB 1024*KiB
+
 uint32_t MurmurHash2(
     std::ifstream&& file_stream,
-    std::size_t buffer_size = 4096,
-    std::function<bool(char)> filter_out = [](char) { return true; });
+    std::size_t buffer_size = 4*MiB,
+    std::function<bool(char)> filter_out = [](char) { return false; });
 
 struct IncrementalHashInfo {
     uint32_t h;