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/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _MOD_LUA_H_
#define _MOD_LUA_H_
#include <stdio.h>
#include "httpd.h"
#include "http_core.h"
#include "http_config.h"
#include "http_request.h"
#include "http_log.h"
#include "http_protocol.h"
#include "http_ssl.h"
#include "ap_regex.h"
#include "ap_config.h"
#include "util_filter.h"
#include "apr_thread_rwlock.h"
#include "apr_strings.h"
#include "apr_tables.h"
#include "apr_hash.h"
#include "apr_buckets.h"
#include "apr_file_info.h"
#include "apr_time.h"
#include "apr_hooks.h"
#include "apr_reslist.h"
#include "lua.h"
#include "lauxlib.h"
#include "lualib.h"
#if LUA_VERSION_NUM > 501
/* Load mode for lua_load() */
#define lua_load(a,b,c,d) lua_load(a,b,c,d,NULL)
#if LUA_VERSION_NUM > 503
#define lua_resume(a,b,c) lua_resume(a, NULL, b, c)
#else
/* ### For version < 5.4, assume that exactly one stack item is on the
* stack, which is what the code did before but seems dubious. */
#define lua_resume(a,b,c) (*(c) = 1, lua_resume(a, NULL, b))
#endif
#define luaL_setfuncs_compat(a,b) luaL_setfuncs(a,b,0)
#else
#define lua_rawlen(L,i) lua_objlen(L, (i))
#define luaL_setfuncs_compat(a,b) luaL_register(a,NULL,b)
#define lua_resume(a,b,c) (*(c) = 1, lua_resume(a, b))
#endif
#if LUA_VERSION_NUM > 502
#define lua_dump(a,b,c) lua_dump(a,b,c,0)
#endif
/* Create a set of AP_LUA_DECLARE(type), AP_LUA_DECLARE_NONSTD(type) and
* AP_LUA_DECLARE_DATA with appropriate export and import tags for the platform
*/
#if !defined(WIN32)
#define AP_LUA_DECLARE(type) type
#define AP_LUA_DECLARE_NONSTD(type) type
#define AP_LUA_DECLARE_DATA
#elif defined(AP_LUA_DECLARE_STATIC)
#define AP_LUA_DECLARE(type) type __stdcall
#define AP_LUA_DECLARE_NONSTD(type) type
#define AP_LUA_DECLARE_DATA
#elif defined(AP_LUA_DECLARE_EXPORT)
#define AP_LUA_DECLARE(type) __declspec(dllexport) type __stdcall
#define AP_LUA_DECLARE_NONSTD(type) __declspec(dllexport) type
#define AP_LUA_DECLARE_DATA __declspec(dllexport)
#else
#define AP_LUA_DECLARE(type) __declspec(dllimport) type __stdcall
#define AP_LUA_DECLARE_NONSTD(type) __declspec(dllimport) type
#define AP_LUA_DECLARE_DATA __declspec(dllimport)
#endif
#include "lua_request.h"
#include "lua_vmprep.h"
typedef enum {
AP_LUA_INHERIT_UNSET = -1,
AP_LUA_INHERIT_NONE = 0,
AP_LUA_INHERIT_PARENT_FIRST = 1,
AP_LUA_INHERIT_PARENT_LAST = 2
} ap_lua_inherit_t;
/**
* make a userdata out of a C pointer, and vice versa
* instead of using lightuserdata
*/
#ifndef lua_boxpointer
#define lua_boxpointer(L,u) (*(void **)(lua_newuserdata(L, sizeof(void *))) = (u))
#define lua_unboxpointer(L,i) (*(void **)(lua_touserdata(L, i)))
#endif
void ap_lua_rstack_dump(lua_State *L, request_rec *r, const char *msg);
typedef struct
{
apr_array_header_t *package_paths;
apr_array_header_t *package_cpaths;
/**
* mapped handlers/filters
*/
apr_array_header_t *mapped_handlers;
apr_array_header_t *mapped_filters;
apr_pool_t *pool;
/**
* AP_LUA_SCOPE_ONCE | AP_LUA_SCOPE_REQUEST | AP_LUA_SCOPE_CONN | AP_LUA_SCOPE_SERVER
*/
unsigned int vm_scope;
unsigned int vm_min;
unsigned int vm_max;
/* info for the hook harnesses */
apr_hash_t *hooks; /* <wombat_hook_info> */
/* the actual directory being configured */
const char *dir;
/* Whether Lua scripts in a sub-dir are run before parents */
ap_lua_inherit_t inherit;
/**
* AP_LUA_CACHE_NEVER | AP_LUA_CACHE_STAT | AP_LUA_CACHE_FOREVER
*/
unsigned int codecache;
} ap_lua_dir_cfg;
typedef struct
{
/* value of the LuaRoot directive */
const char *root_path;
} ap_lua_server_cfg;
typedef struct
{
const char *function_name;
ap_lua_vm_spec *spec;
} mapped_request_details;
typedef struct
{
mapped_request_details *mapped_request_details;
apr_hash_t *request_scoped_vms;
} ap_lua_request_cfg;
typedef struct
{
lua_State *L;
const char *function;
} ap_lua_filter_ctx;
extern module AP_MODULE_DECLARE_DATA lua_module;
APR_DECLARE_EXTERNAL_HOOK(ap_lua, AP_LUA, int, lua_open,
(lua_State *L, apr_pool_t *p))
APR_DECLARE_EXTERNAL_HOOK(ap_lua, AP_LUA, int, lua_request,
(lua_State *L, request_rec *r))
const char *ap_lua_ssl_val(apr_pool_t *p, server_rec *s, conn_rec *c,
request_rec *r, const char *var);
int ap_lua_ssl_is_https(conn_rec *c);
#endif /* !_MOD_LUA_H_ */