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1 | /* |
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2 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. |
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3 | * |
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4 | * Copyright 2013 Olaf Wintermann. All rights reserved. |
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5 | * |
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6 | * Redistribution and use in source and binary forms, with or without |
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7 | * modification, are permitted provided that the following conditions are met: |
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8 | * |
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9 | * 1. Redistributions of source code must retain the above copyright |
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10 | * notice, this list of conditions and the following disclaimer. |
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11 | * |
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12 | * 2. Redistributions in binary form must reproduce the above copyright |
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13 | * notice, this list of conditions and the following disclaimer in the |
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14 | * documentation and/or other materials provided with the distribution. |
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15 | * |
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16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
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20 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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26 | * POSSIBILITY OF SUCH DAMAGE. |
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27 | */ |
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28 | |
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29 | #ifndef AUTH_H |
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30 | #define AUTH_H |
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31 | |
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32 | #include <sys/types.h> |
91 | 33 | #include <inttypes.h> |
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34 | #include "../public/auth.h" |
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35 | |
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36 | #ifdef __cplusplus |
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37 | extern "C" { |
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38 | #endif |
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39 | |
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40 | typedef struct { |
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41 | User user; |
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42 | char *authdb; |
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43 | sstr_t *groups; |
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44 | size_t numgroups; |
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45 | char *password; |
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46 | uint32_t ref; |
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47 | } CachedUser; |
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48 | |
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49 | typedef struct user_cache_elm UserCacheElm; |
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50 | struct user_cache_elm { |
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51 | CachedUser *user; |
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52 | UserCacheElm *next_user; // next elm in the cached user list |
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53 | UcxKey key; // key to access this element |
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54 | size_t slot; // slot in the map |
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55 | UserCacheElm *next_elm; // next element in this map slot |
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56 | time_t created; |
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57 | }; |
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58 | |
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59 | typedef struct { |
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60 | UserCacheElm **map; |
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61 | size_t size; |
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62 | size_t count; |
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63 | size_t max_users; |
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64 | UserCacheElm *head; |
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65 | UserCacheElm *trail; |
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66 | } UserCache; |
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67 | |
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68 | void auth_cache_init(); |
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69 | |
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70 | User* auth_cache_get(char *authdb, char *user); |
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71 | void auth_cache_add( |
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72 | char *authdb, |
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73 | User *user, |
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74 | char *password, |
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75 | char **groups, |
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76 | size_t numgroups); |
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77 | |
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78 | void auth_cache_remove_from_map(UserCacheElm *elm); |
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79 | |
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80 | int cached_user_verify_password(CachedUser *user, char *password); |
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81 | int cached_user_check_group(CachedUser *user, char *group); |
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82 | void cached_user_unref(CachedUser *user); |
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83 | void cached_user_delete(CachedUser *user); |
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84 | |
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85 | #ifdef __cplusplus |
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86 | } |
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87 | #endif |
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88 | |
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89 | #endif /* AUTH_H */ |
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90 |