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/* $OpenBSD: radius_local.h,v 1.1 2015/07/20 23:52:29 yasuoka Exp $ */
/*-
* Copyright (c) 2009 Internet Initiative Japan Inc.
* 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 AUTHOR 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 AUTHOR 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 RADIUS_LOCAL_H
#define RADIUS_LOCAL_H
#ifndef countof
#define countof(x) (sizeof(x)/sizeof((x)[0]))
#endif
typedef struct _RADIUS_PACKET_DATA {
uint8_t code;
uint8_t id;
uint16_t length;
uint8_t authenticator[16];
char attributes[0];
} RADIUS_PACKET_DATA;
#pragma pack(1)
typedef struct _RADIUS_ATTRIBUTE {
uint8_t type;
uint8_t length;
char data[0];
uint32_t vendor;
uint8_t vtype;
uint8_t vlength;
char vdata[0];
} RADIUS_ATTRIBUTE;
#pragma pack()
struct _RADIUS_PACKET {
RADIUS_PACKET_DATA *pdata;
size_t capacity;
const RADIUS_PACKET *request;
};
#define RADIUS_PACKET_CAPACITY_INITIAL 64
#define RADIUS_PACKET_CAPACITY_INCREMENT 64
#define ATTRS_BEGIN(pdata) ((RADIUS_ATTRIBUTE*)pdata->attributes)
#define ATTRS_END(pdata) \
((RADIUS_ATTRIBUTE*)(((char*)pdata) + ntohs(pdata->length)))
#define ATTRS_NEXT(x) ((RADIUS_ATTRIBUTE*)(((char*)x) + x->length))
/*
* must be expression rather than statement
* to be used in third expression of for statement.
*/
#define ATTRS_ADVANCE(x) (x = ATTRS_NEXT(x))
int radius_ensure_add_capacity(RADIUS_PACKET * packet, size_t capacity);
#define ROUNDUP(a, b) ((((a) + (b) - 1) / (b)) * (b))
#define MINIMUM(a, b) (((a) < (b))? (a) : (b))
#endif /* RADIUS_LOCAL_H */
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