Release the zlib deflate state in gzip_compress_to_vector.

deflateEnd was never called, leaking 168 kB per compressed response.
This commit is contained in:
noctuum
2026-09-13 08:12:53 +05:00
committed by Jari Sundell
parent af0b600b54
commit 0c507c581f
+4
View File
@@ -5,6 +5,8 @@
#include <zlib.h>
#include <torrent/exceptions.h>
#include "utils/functional.h"
namespace utils {
void
@@ -21,6 +23,8 @@ gzip_compress_to_vector(const char* buffer, unsigned int length, std::vector<cha
if (deflateInit2(&zs, Z_DEFAULT_COMPRESSION, Z_DEFLATED, window_bits | gzip_encoding, gzip_level, Z_DEFAULT_STRATEGY) != Z_OK)
throw torrent::internal_error("gzip_compress_to_vector(...) could not initialize gzip deflate.");
scope_guard guard([&zs]() { deflateEnd(&zs); });
auto max_response_size = deflateBound(&zs, length);
output.resize(offset + max_response_size);