/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 2013 Olaf Wintermann. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef OBJECT_H
#define OBJECT_H
#include "../public/nsapi.h"
#include "pool.h"
#ifdef __cplusplus
extern "C" {
#endif
// TODO: Enum auslagern in andere Datei?
enum RequestStage {
NSAPIAuthTrans = 0,
NSAPINameTrans,
NSAPIPathCheck,
NSAPIObjectType,
NSAPIService,
NSAPIError,
NSAPIAddLog,
REQ_FINISH,
NUM_NSAPI_TYPES
};
typedef enum RequestStage RequestStage;
typedef struct Condition Condition;
typedef int8_t ConditionResult;
typedef struct Expression Expression;
typedef enum OperandType OperandType;
typedef enum Operator Operator;
typedef enum VarType VarType;
typedef struct NSAPIContext NSAPIContext;
typedef struct HTTPObjectConfig HTTPObjectConfig;
struct directive {
FuncStruct *func;
pblock *param;
Condition *cond;
};
struct dtable {
directive **dirs;
int ndir;
};
struct httpd_object {
pool_handle_t *pool;
char *name;
char *path;
dtable *dt;
int nd;
};
struct httpd_objset {
httpd_object **obj;
int pos;
};
struct Condition {
Condition *parent;
Expression *expression;
int index; // used by NSAPIContext to link expression with result
};
struct Expression {
// TODO
int n;
};
struct NSAPIContext{
HTTPObjectConfig *conf;
ConditionResult **results;
int nres;
int nmaxres;
//httpd_objset *objset;
int last_req_code;
int objset_index;
int dtable_index;
};
struct HTTPObjectConfig {
httpd_object **objects;
int nobj;
pool_handle_t *pool;
uint32_t ref; // reference counter
};
/*
* creates a new httpd_object
*/
httpd_object* object_new(pool_handle_t *pool, char *name);
/*
* frees an httpd_object
*/
void object_free(httpd_object *obj);
/*
* adds a directive to the object with the type dt (enum RequestPhase)
*/
void object_add_directive(httpd_object *obj, directive *dir, int dt);
/*
* get a list of all directives with a specific type
*/
#define object_get_dtable(obj,type) &obj->dt[type];
/*
* creates a new httpd_objset
*/
httpd_objset* objset_create(pool_handle_t *pool);
/*
* adds a object to the objset
*/
void objset_add_object(pool_handle_t *p, httpd_objset *os, httpd_object *obj);
/*
* creates a new HTTPObjectConfig
*/
// TODO
/*
* adds an object to the object configuration
*/
void httpobjconf_add_object(HTTPObjectConfig *conf, httpd_object *obj);
/*
* prepares the NSAPI context for the next request stage
*/
void nsapi_context_next_stage(NSAPIContext *context);
Condition* condition_from_str(pool_handle_t *pool, char *expr, size_t len);
Expression* expression_from_str(pool_handle_t *pool, char *expr, size_t len);
int condition_evaluate(Condition *condition, Session *sn, Request *rq);
#ifdef __cplusplus
}
#endif
#endif /* OBJECT_H */