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nfqws2: free zlib stream in __gc

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bol-van
2026-01-06 22:14:53 +03:00
parent 129461dc45
commit 75f3c7eac3
1 changed files with 27 additions and 1 deletions
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28
nfq2/lua.c
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@@ -2596,6 +2596,30 @@ struct userdata_zs
bool valid, inflate;
z_stream zs;
};
static int lua_cfunc_zstream_gc(lua_State *L)
{
struct userdata_zs *uzs = (struct userdata_zs *)luaL_checkudata(L, 1, "userdata_zstream");
if (uzs->valid)
{
if (uzs->inflate)
inflateEnd(&uzs->zs);
else
deflateEnd(&uzs->zs);
uzs->valid = false;
}
return 0;
}
static void lua_mt_init_zstream()
{
LUA_STACK_GUARD_ENTER(params.L)
luaL_newmetatable(params.L, "userdata_zstream");
lua_pushcfunction(params.L, lua_cfunc_zstream_gc);
lua_setfield(params.L, -2, "__gc");
lua_pop(params.L,1);
LUA_STACK_GUARD_LEAVE(params.L, 0)
}
static struct userdata_zs *lua_uzs(int idx, bool bInflate)
{
struct userdata_zs *uzs = (struct userdata_zs *)luaL_checkudata(params.L, idx, "userdata_zstream");
@@ -2620,7 +2644,7 @@ static int luacall_gunzip_init(lua_State *L)
{
uzs->inflate = true;
uzs->valid = true;
luaL_newmetatable(L, "userdata_zstream");
luaL_getmetatable(L, "userdata_zstream");
lua_setmetatable(L, -2);
}
else
@@ -2889,6 +2913,8 @@ static bool lua_basic_init()
}
lua_settop(params.L, 0);
lua_mt_init_zstream();
return true;
}