Plugin Updater: attemt to use 64K unzip buffer instead of 8K

1 files changed, 6 insertions, 3 deletions

diff --git a/plugins/PluginUpdater/src/unzipfile.cpp b/plugins/PluginUpdater/src/unzipfile.cpp
index 50612e8218..58b12978dc 100644
--- a/plugins/PluginUpdater/src/unzipfile.cpp
+++ b/plugins/PluginUpdater/src/unzipfile.cpp
@@ -19,6 +19,8 @@ Boston, MA 02111-1307, USA.
 

 #include "stdafx.h"

 

+#define DATA_BUF_SIZE 65536

+

 static void PrepareFileName(wchar_t *dest, size_t destSize, const wchar_t *ptszPath, const wchar_t *ptszFileName)

 {

 	mir_snwprintf(dest, destSize, L"%s\\%s", ptszPath, ptszFileName);

@@ -31,9 +33,10 @@ static void PrepareFileName(wchar_t *dest, size_t destSize, const wchar_t *ptszP
 bool extractCurrentFile(unzFile uf, wchar_t *ptszDestPath, wchar_t *ptszBackPath, bool ch)

 {

 	unz_file_info64 file_info;

-	char filename[MAX_PATH], buf[8192];

+	char filename[MAX_PATH];

+	mir_ptr<char> buf((char *)mir_alloc(DATA_BUF_SIZE+1));

 

-	int err = unzGetCurrentFileInfo64(uf, &file_info, filename, sizeof(filename), buf, sizeof(buf), nullptr, 0);

+	int err = unzGetCurrentFileInfo64(uf, &file_info, filename, sizeof(filename), buf, DATA_BUF_SIZE, nullptr, 0);

 	if (err != UNZ_OK)

 		return false;

 

@@ -82,7 +85,7 @@ bool extractCurrentFile(unzFile uf, wchar_t *ptszDestPath, wchar_t *ptszBackPath
 			return false;

 		}

 		while (true) {

-			err = unzReadCurrentFile(uf, buf, sizeof(buf));

+			err = unzReadCurrentFile(uf, buf, DATA_BUF_SIZE);

 			if (err <= 0)

 				break;