From 7ceb23e695f0a6a9de2091a27c6d6b78f49deb04 Mon Sep 17 00:00:00 2001
From: shikokuchuo <53399081+shikokuchuo@users.noreply.github.com>
Date: Mon, 9 Sep 2024 10:57:33 +0100
Subject: [PATCH] optimize buffer sizes

---
 NEWS.md      | 2 ++
 src/secret.h | 4 ++--
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/NEWS.md b/NEWS.md
index a101b96..a23b6ee 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,5 +1,7 @@
 # secretbase 1.0.1.9000 (development)
 
+* Improves performance in most situations by optimizing buffer sizes, especially when hashing large files.
+
 # secretbase 1.0.1
 
 * Improved error message if argument 'convert' is not of logical type.
diff --git a/src/secret.h b/src/secret.h
index a789f86..711e78d 100644
--- a/src/secret.h
+++ b/src/secret.h
@@ -44,7 +44,7 @@ Rf_error("'file' must be a character string")
 
 #define SB_R_SERIAL_VER 3
 #define SB_SERIAL_HEADERS 6
-#define SB_BUF_SIZE 4096
+#define SB_BUF_SIZE 65536
 
 #ifdef WORDS_BIGENDIAN
 # define MBEDTLS_IS_BIG_ENDIAN 1
@@ -111,7 +111,7 @@ typedef struct nano_buf_s {
   size_t cur;
 } nano_buf;
 
-#define SB_INIT_BUFSIZE 8192
+#define SB_INIT_BUFSIZE 4096
 #define SB_SERIAL_VER 3
 #define SB_SERIAL_THR 134217728
 #define NANO_ALLOC(x, sz)                                      \