/* 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 .
*/
/**
* @ file util_cookies . h
* @ brief Apache cookie library
*/
#ifndef UTIL_COOKIES_H
#define UTIL_COOKIES_H
#ifdef __cplusplus
extern "C" {
#endif
/**
* @ defgroup APACHE_CORE_COOKIE Cookies
* @ ingroup APACHE_CORE
*
* RFC2109 and RFC2965 compliant HTTP cookies can be read from and written
* to using this set of functions .
*
* @ {
*
*/
#include "apr_errno.h"
#include "httpd.h"
#define SET_COOKIE "Set-Cookie"
#define SET_COOKIE2 "Set-Cookie2"
#define DEFAULT_ATTRS "HttpOnly;Secure;Version=1"
#define CLEAR_ATTRS "Version=1"
typedef struct {
request_rec *r;
const char *name;
const char *encoded;
apr_table_t *new_cookies;
int duplicated;
} ap_cookie_do;
/**
* Write an RFC2109 compliant cookie .
*
* @ param r The request
* @ param name The name of the cookie .
* @ param val The value to place in the cookie .
* @ param attrs The string containing additional cookie attributes . If NULL , the
* DEFAULT_ATTRS will be used .
* @ param maxage If non zero , a Max - Age header will be added to the cookie .
* @ param . . . A varargs array of zero or more ( apr_table_t * ) tables followed by NULL
* to which the cookies should be added .
*/
AP_DECLARE(apr_status_t) ap_cookie_write(request_rec * r, const char *name,
const char *val, const char *attrs,
long maxage, ...)
AP_FN_ATTR_SENTINEL;
/**
* Write an RFC2965 compliant cookie .
*
* @ param r The request
* @ param name2 The name of the cookie .
* @ param val The value to place in the cookie .
* @ param attrs2 The string containing additional cookie attributes . If NULL , the
* DEFAULT_ATTRS will be used .
* @ param maxage If non zero , a Max - Age header will be added to the cookie .
* @ param . . . A varargs array of zero or more ( apr_table_t * ) tables followed by NULL
* to which the cookies should be added .
*/
AP_DECLARE(apr_status_t) ap_cookie_write2(request_rec * r, const char *name2,
const char *val, const char *attrs2,
long maxage, ...)
AP_FN_ATTR_SENTINEL;
/**
* Remove an RFC2109 compliant cookie .
*
* @ param r The request
* @ param name The name of the cookie .
* @ param attrs The string containing additional cookie attributes . If NULL , the
* CLEAR_ATTRS will be used .
* @ param . . . A varargs array of zero or more ( apr_table_t * ) tables followed by NULL
* to which the cookies should be added .
*/
AP_DECLARE(apr_status_t) ap_cookie_remove(request_rec * r, const char *name,
const char *attrs, ...)
AP_FN_ATTR_SENTINEL;
/**
* Remove an RFC2965 compliant cookie .
*
* @ param r The request
* @ param name2 The name of the cookie .
* @ param attrs2 The string containing additional cookie attributes . If NULL , the
* CLEAR_ATTRS will be used .
* @ param . . . A varargs array of zero or more ( apr_table_t * ) tables followed by NULL
* to which the cookies should be added .
*/
AP_DECLARE(apr_status_t) ap_cookie_remove2(request_rec * r, const char *name2,
const char *attrs2, ...)
AP_FN_ATTR_SENTINEL;
/**
* Read a cookie called name , placing its value in val .
*
* Both the Cookie and Cookie2 headers are scanned for the cookie .
*
* If the cookie is duplicated , this function returns APR_EGENERAL . If found ,
* and if remove is non zero , the cookie will be removed from the headers , and
* thus kept private from the backend .
*/
AP_DECLARE(apr_status_t) ap_cookie_read(request_rec * r, const char *name, const char **val,
int remove);
/**
* Sanity check a given string that it exists , is not empty ,
* and does not contain the special characters ' = ' , ' ; ' and ' & ' .
*
* It is used to sanity check the cookie names .
*/
AP_DECLARE(apr_status_t) ap_cookie_check_string(const char *string);
/**
* @ }
*/
#ifdef __cplusplus
}
#endif
#endif /* !UTIL_COOKIES_H */
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