1 | /* |
1 | /* |
2 | connection.h -- header for connection.C |
2 | connection.h -- header for connection.C |
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3 | Copyright (C) 2003-2004 Marc Lehmann <pcg@goof.com> |
3 | |
4 | |
4 | This program is free software; you can redistribute it and/or modify |
5 | This program is free software; you can redistribute it and/or modify |
5 | it under the terms of the GNU General Public License as published by |
6 | it under the terms of the GNU General Public License as published by |
6 | the Free Software Foundation; either version 2 of the License, or |
7 | the Free Software Foundation; either version 2 of the License, or |
7 | (at your option) any later version. |
8 | (at your option) any later version. |
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34 | |
35 | |
35 | struct rsaid { |
36 | struct rsaid { |
36 | u8 id[RSA_IDLEN]; // the challenge id |
37 | u8 id[RSA_IDLEN]; // the challenge id |
37 | }; |
38 | }; |
38 | |
39 | |
39 | typedef u8 rsachallenge[RSA_KEYLEN - RSA_OVERHEAD]; // challenge data; |
40 | typedef rsaclear rsachallenge; // challenge data; |
40 | typedef u8 rsaencrdata[RSA_KEYLEN]; // encrypted challenge |
41 | typedef rsacrypt rsaencrdata; // encrypted challenge |
41 | typedef u8 rsaresponse[RSA_RESLEN]; // the encrypted ripemd160 hash |
42 | typedef u8 rsaresponse[RSA_RESLEN]; // the encrypted ripemd160 hash |
42 | |
43 | |
43 | //////////////////////////////////////////////////////////////////////////////////////// |
44 | //////////////////////////////////////////////////////////////////////////////////////// |
44 | |
45 | |
45 | struct crypto_ctx; |
46 | struct crypto_ctx; |
46 | |
47 | |
47 | struct hmac_packet:net_packet |
48 | struct hmac_packet : net_packet |
48 | { |
49 | { |
49 | u8 hmac[HMACLENGTH]; // each and every packet has a hmac field, but that is not (yet) checked everywhere |
50 | u8 hmac[HMACLENGTH]; // each and every packet has a hmac field, but that is not (yet) checked everywhere |
50 | |
51 | |
51 | void hmac_set (crypto_ctx * ctx); |
52 | void hmac_set (crypto_ctx * ctx); |
52 | bool hmac_chk (crypto_ctx * ctx); |
53 | bool hmac_chk (crypto_ctx * ctx); |
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108 | |
109 | |
109 | pkt_queue (); |
110 | pkt_queue (); |
110 | ~pkt_queue (); |
111 | ~pkt_queue (); |
111 | }; |
112 | }; |
112 | |
113 | |
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114 | enum |
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115 | { |
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116 | FEATURE_COMPRESSION = 0x01, |
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117 | FEATURE_ROHC = 0x02, |
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118 | }; |
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119 | |
113 | struct connection |
120 | struct connection |
114 | { |
121 | { |
115 | conf_node *conf; |
122 | conf_node *conf; |
116 | struct vpn *vpn; |
123 | struct vpn *vpn; |
117 | |
124 | |
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122 | |
129 | |
123 | u32 oseqno; |
130 | u32 oseqno; |
124 | sliding_window iseqno; |
131 | sliding_window iseqno; |
125 | |
132 | |
126 | u8 protocol; |
133 | u8 protocol; |
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134 | u8 features; |
127 | |
135 | |
128 | pkt_queue data_queue, vpn_queue; |
136 | pkt_queue data_queue, vpn_queue; |
129 | |
137 | |
130 | crypto_ctx *octx, *ictx; |
138 | crypto_ctx *octx, *ictx; |
131 | |
139 | |