| 1 | /*
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| 2 | * Copyright (c) 2006-2009 Bjorn Andersson <flex@kryo.se>, Erik Ekman <yarrick@kryo.se>
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| 3 | *
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| 4 | * Permission to use, copy, modify, and distribute this software for any
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| 5 | * purpose with or without fee is hereby granted, provided that the above
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| 6 | * copyright notice and this permission notice appear in all copies.
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| 7 | *
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| 8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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| 9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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| 10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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| 11 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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| 12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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| 13 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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| 14 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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| 15 | */
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| 16 |
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| 17 | #ifndef __FIX_WINDOWS_H__
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| 18 | #define __FIX_WINDOWS_H__
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| 19 |
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| 20 | typedef unsigned int in_addr_t;
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| 21 |
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| 22 | #include <windows.h>
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| 23 | #include <windns.h>
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| 24 | #include <winsock2.h>
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| 25 | #include <ws2tcpip.h>
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| 26 | #include <iphlpapi.h>
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| 27 |
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| 28 | /* Missing from the mingw headers */
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| 29 | #ifndef DNS_TYPE_SRV
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| 30 | # define DNS_TYPE_SRV 33
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| 31 | #endif
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| 32 | #ifndef DNS_TYPE_TXT
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| 33 | # define DNS_TYPE_TXT 16
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| 34 | #endif
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| 35 |
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| 36 | #define T_A DNS_TYPE_A
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| 37 | #define T_NS DNS_TYPE_NS
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| 38 | #define T_NULL DNS_TYPE_NULL
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| 39 | #define T_CNAME DNS_TYPE_CNAME
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| 40 | #define T_MX DNS_TYPE_MX
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| 41 | #define T_TXT DNS_TYPE_TXT
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| 42 | #define T_SRV DNS_TYPE_SRV
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| 43 |
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| 44 | #define C_IN 1
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| 45 |
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| 46 | #define FORMERR 1
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| 47 | #define SERVFAIL 2
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| 48 | #define NXDOMAIN 3
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| 49 | #define NOTIMP 4
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| 50 | #define REFUSED 5
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| 51 |
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| 52 | #define sleep(seconds) Sleep((seconds)*1000)
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| 53 |
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| 54 | typedef struct {
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| 55 | unsigned id :16; /* query identification number */
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| 56 | /* fields in third byte */
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| 57 | unsigned rd :1; /* recursion desired */
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| 58 | unsigned tc :1; /* truncated message */
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| 59 | unsigned aa :1; /* authoritive answer */
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| 60 | unsigned opcode :4; /* purpose of message */
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| 61 | unsigned qr :1; /* response flag */
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| 62 | /* fields in fourth byte */
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| 63 | unsigned rcode :4; /* response code */
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| 64 | unsigned cd: 1; /* checking disabled by resolver */
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| 65 | unsigned ad: 1; /* authentic data from named */
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| 66 | unsigned unused :1; /* unused bits (MBZ as of 4.9.3a3) */
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| 67 | unsigned ra :1; /* recursion available */
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| 68 | /* remaining bytes */
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| 69 | unsigned qdcount :16; /* number of question entries */
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| 70 | unsigned ancount :16; /* number of answer entries */
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| 71 | unsigned nscount :16; /* number of authority entries */
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| 72 | unsigned arcount :16; /* number of resource entries */
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| 73 | } HEADER;
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| 74 |
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| 75 | struct ip
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| 76 | {
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| 77 | unsigned int ip_hl:4; /* header length */
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| 78 | unsigned int ip_v:4; /* version */
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| 79 | u_char ip_tos; /* type of service */
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| 80 | u_short ip_len; /* total length */
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| 81 | u_short ip_id; /* identification */
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| 82 | u_short ip_off; /* fragment offset field */
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| 83 | #define IP_RF 0x8000 /* reserved fragment flag */
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| 84 | #define IP_DF 0x4000 /* dont fragment flag */
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| 85 | #define IP_MF 0x2000 /* more fragments flag */
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| 86 | #define IP_OFFMASK 0x1fff /* mask for fragmenting bits */
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| 87 | u_char ip_ttl; /* time to live */
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| 88 | u_char ip_p; /* protocol */
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| 89 | u_short ip_sum; /* checksum */
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| 90 | struct in_addr ip_src, ip_dst; /* source and dest address */
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| 91 | };
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| 92 |
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| 93 | DWORD WINAPI tun_reader(LPVOID arg);
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| 94 | struct tun_data {
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| 95 | HANDLE tun;
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| 96 | int sock;
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| 97 | struct sockaddr_in addr;
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| 98 | };
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| 99 |
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| 100 | #endif
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