1 | /* |
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2 | * Copyright (C) 2004 Mike Wray <mike.wray@hp.com> |
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3 | * |
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4 | * This program is free software; you can redistribute it and/or modify |
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5 | * it under the terms of the GNU General Public License as published by the |
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6 | * Free Software Foundation; either version 2 of the License, or (at your |
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7 | * option) any later version. |
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8 | * |
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9 | * This program is distributed in the hope that it will be useful, but |
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10 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
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11 | * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 | * for more details. |
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13 | * |
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14 | * You should have received a copy of the GNU General Public License along |
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15 | * with this program; if not, write to the Free software Foundation, Inc., |
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16 | * 59 Temple Place, suite 330, Boston, MA 02111-1307 USA |
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17 | * |
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18 | */ |
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19 | #ifndef __VNET_SA_ALGORITHM_H__ |
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20 | #define __VNET_SA_ALGORITHM_H__ |
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21 | |
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22 | #include <linux/types.h> |
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23 | #include <linux/pfkeyv2.h> |
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24 | |
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25 | typedef struct SADigestInfo { |
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26 | u16 icv_truncbits; |
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27 | u16 icv_fullbits; |
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28 | } SADigestInfo; |
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29 | |
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30 | typedef struct SACipherInfo { |
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31 | u16 blockbits; |
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32 | u16 defkeybits; |
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33 | } SACipherInfo; |
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34 | |
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35 | typedef struct SACompressInfo { |
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36 | u16 threshold; |
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37 | } SACompressInfo; |
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38 | |
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39 | typedef struct SAAlgorithm { |
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40 | char *name; |
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41 | u8 available; |
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42 | union { |
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43 | SADigestInfo digest; |
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44 | SACipherInfo cipher; |
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45 | SACompressInfo compress; |
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46 | } info; |
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47 | struct sadb_alg alg; |
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48 | } SAAlgorithm; |
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49 | |
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50 | extern SAAlgorithm *sa_digest_by_id(int alg_id); |
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51 | extern SAAlgorithm *sa_cipher_by_id(int alg_id); |
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52 | extern SAAlgorithm *sa_compress_by_id(int alg_id); |
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53 | extern SAAlgorithm *sa_digest_by_name(char *name); |
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54 | extern SAAlgorithm *sa_cipher_by_name(char *name); |
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55 | extern SAAlgorithm *sa_compress_by_name(char *name); |
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56 | extern SAAlgorithm *sa_digest_by_index(unsigned int idx); |
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57 | extern SAAlgorithm *sa_cipher_by_index(unsigned int idx); |
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58 | extern SAAlgorithm *sa_compress_by_index(unsigned int idx); |
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59 | extern void sa_algorithm_probe_all(void); |
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60 | |
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61 | #define MAX_KEY_BITS 512 |
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62 | |
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63 | #endif /* ! __VNET_SA_ALGORITHM_H__ */ |
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