iodine/src/common.h

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/*
* Copyright (c) 2006 Bjorn Andersson <flex@kryo.se>, Erik Ekman <yarrick@kryo.se>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef __COMMON_H__
#define __COMMON_H__
#ifndef MIN
#define MIN(a,b) ((a)<(b)?(a):(b))
#endif
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#ifndef MAX
#define MAX(a,b) ((a)>(b)?(a):(b))
#endif
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struct packet
{
int len;
int offset;
char data[64*1024];
};
struct query {
char name[258];
short type;
short id;
struct sockaddr from;
int fromlen;
};
struct user {
int id;
struct sockaddr host;
int addrlen;
};
int open_dns(int, in_addr_t);
void close_dns(int);
#endif