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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 00:55:53 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 00:55:53 +0000
commit3d0386f27ca66379acf50199e1d1298386eeeeb8 (patch)
treef87bd4a126b3a843858eb447e8fd5893c3ee3882 /daemon/bindings.h
parentInitial commit. (diff)
downloadknot-resolver-upstream.tar.xz
knot-resolver-upstream.zip
Adding upstream version 3.2.1.upstream/3.2.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--daemon/bindings.h88
1 files changed, 88 insertions, 0 deletions
diff --git a/daemon/bindings.h b/daemon/bindings.h
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index 0000000..5540778
--- /dev/null
+++ b/daemon/bindings.h
@@ -0,0 +1,88 @@
+/* Copyright (C) 2015-2017 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+/**
+ * Bindings to engine services, see \a https://www.lua.org/manual/5.2/manual.html#luaL_newlib for the reference.
+ */
+#pragma once
+
+#include <lua.h>
+#include <lualib.h>
+#include <lauxlib.h>
+
+#include "daemon/engine.h"
+
+/** @internal Compatibility wrapper for Lua 5.0 - 5.2 */
+#if LUA_VERSION_NUM >= 502
+#define register_lib(L, name, lib) \
+ luaL_newlib((L), (lib))
+#else
+#define lua_rawlen(L, obj) \
+ lua_objlen((L), (obj))
+#define register_lib(L, name, lib) \
+ luaL_openlib((L), (name), (lib), 0)
+#endif
+
+#if !LUA_HAS_SETFUNCS
+/* Adapted from Lua 5.2.0 */
+static inline void luaL_setfuncs (lua_State *L, const luaL_Reg *l, int nup) {
+ luaL_checkstack(L, nup+1, "too many upvalues");
+ for (; l->name != NULL; l++) { /* fill the table with given functions */
+ int i;
+ lua_pushstring(L, l->name);
+ for (i = 0; i < nup; i++) /* copy upvalues to the top */
+ lua_pushvalue(L, -(nup+1));
+ lua_pushcclosure(L, l->func, nup); /* closure with those upvalues */
+ lua_settable(L, -(nup + 3));
+ }
+ lua_pop(L, nup); /* remove upvalues */
+}
+#endif
+
+/**
+ * Load 'modules' package.
+ * @param L scriptable
+ * @return number of packages to load
+ */
+int lib_modules(lua_State *L);
+
+/**
+ * Load 'net' package.
+ * @param L scriptable
+ * @return number of packages to load
+ */
+int lib_net(lua_State *L);
+
+/**
+ * Load 'cache' package.
+ * @param L scriptable
+ * @return number of packages to load
+ */
+int lib_cache(lua_State *L);
+
+/**
+ * Load 'event' package.
+ * @param L scriptable
+ * @return number of packages to load
+ */
+int lib_event(lua_State *L);
+
+/**
+ * Load worker API.
+ * @param L scriptable
+ * @return number of packages to load
+ */
+int lib_worker(lua_State *L);