Mercurial > dropbear
annotate algo.h @ 214:5a75f8a21503
Change the format of for loops, gcc4 produces incorrect binaries with
the previous code.
author | Matt Johnston <matt@ucc.asn.au> |
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date | Fri, 08 Jul 2005 11:30:54 +0000 |
parents | e972be139cb5 |
children | 43bbe17d6ba0 |
rev | line source |
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1 /* |
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2 * Dropbear - a SSH2 server |
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3 * |
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4 * Copyright (c) 2002,2003 Matt Johnston |
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5 * All rights reserved. |
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6 * |
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7 * Permission is hereby granted, free of charge, to any person obtaining a copy |
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8 * of this software and associated documentation files (the "Software"), to deal |
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9 * in the Software without restriction, including without limitation the rights |
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10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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11 * copies of the Software, and to permit persons to whom the Software is |
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12 * furnished to do so, subject to the following conditions: |
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13 * |
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14 * The above copyright notice and this permission notice shall be included in |
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15 * all copies or substantial portions of the Software. |
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16 * |
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17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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23 * SOFTWARE. */ |
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24 |
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25 #ifndef _ALGO_H_ |
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26 |
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27 #define _ALGO_H_ |
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28 |
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29 #include "includes.h" |
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30 #include "buffer.h" |
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31 |
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32 struct Algo_Type { |
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33 |
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34 unsigned char *name; /* identifying name */ |
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35 char val; /* a value for this cipher, or -1 for invalid */ |
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36 void *data; /* algorithm specific data */ |
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37 unsigned usable : 1; /* whether we can use this algorithm */ |
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38 |
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39 }; |
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40 |
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41 typedef struct Algo_Type algo_type; |
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42 |
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43 /* lists mapping ssh types of algorithms to internal values */ |
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44 extern algo_type sshkex[]; |
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45 extern algo_type sshhostkey[]; |
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46 extern algo_type sshciphers[]; |
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47 extern algo_type sshhashes[]; |
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48 extern algo_type sshcompress[]; |
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49 |
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50 extern const struct dropbear_cipher dropbear_nocipher; |
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51 extern const struct dropbear_hash dropbear_nohash; |
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52 |
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53 struct dropbear_cipher { |
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54 const struct ltc_cipher_descriptor *cipherdesc; |
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55 unsigned long keysize; |
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56 unsigned char blocksize; |
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57 }; |
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58 |
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59 struct dropbear_hash { |
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60 const struct ltc_hash_descriptor *hashdesc; |
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61 unsigned long keysize; |
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62 unsigned char hashsize; |
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63 }; |
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64 |
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65 void crypto_init(); |
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66 int have_algo(char* algo, size_t algolen, algo_type algos[]); |
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67 void buf_put_algolist(buffer * buf, algo_type localalgos[]); |
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68 |
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69 algo_type * svr_buf_match_algo(buffer* buf, algo_type localalgos[], |
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70 int *goodguess); |
26 | 71 algo_type * cli_buf_match_algo(buffer* buf, algo_type localalgos[], |
72 int *goodguess); | |
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73 |
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74 #endif /* _ALGO_H_ */ |