| 1 | /**************************************************************** |
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| 2 | * acm_null_hooks.c |
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| 3 | * |
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| 4 | * Copyright (C) 2005 IBM Corporation |
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| 5 | * |
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| 6 | * Author: |
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| 7 | * Reiner Sailer <sailer@watson.ibm.com> |
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| 8 | * |
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| 9 | * This program is free software; you can redistribute it and/or |
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| 10 | * modify it under the terms of the GNU General Public License as |
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| 11 | * published by the Free Software Foundation, version 2 of the |
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| 12 | * License. |
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| 13 | */ |
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| 14 | |
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| 15 | #include <acm/acm_hooks.h> |
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| 16 | |
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| 17 | static int |
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| 18 | null_init_domain_ssid(void **ssid, ssidref_t ssidref) |
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| 19 | { |
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| 20 | return ACM_OK; |
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| 21 | } |
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| 22 | |
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| 23 | static void |
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| 24 | null_free_domain_ssid(void *ssid) |
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| 25 | { |
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| 26 | return; |
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| 27 | } |
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| 28 | |
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| 29 | static int |
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| 30 | null_dump_binary_policy(u8 *buf, u32 buf_size) |
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| 31 | { |
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| 32 | return 0; |
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| 33 | } |
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| 34 | |
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| 35 | static int |
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| 36 | null_test_binary_policy(u8 *buf, u32 buf_size, int is_bootpolicy, |
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| 37 | struct acm_sized_buffer *errors) |
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| 38 | { |
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| 39 | return ACM_OK; |
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| 40 | } |
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| 41 | |
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| 42 | static int |
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| 43 | null_set_binary_policy(u8 *buf, u32 buf_size) |
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| 44 | { |
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| 45 | return ACM_OK; |
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| 46 | } |
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| 47 | |
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| 48 | static int |
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| 49 | null_dump_stats(u8 *buf, u16 buf_size) |
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| 50 | { |
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| 51 | /* no stats for NULL policy */ |
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| 52 | return 0; |
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| 53 | } |
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| 54 | |
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| 55 | static int |
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| 56 | null_dump_ssid_types(ssidref_t ssidref, u8 *buffer, u16 buf_size) |
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| 57 | { |
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| 58 | /* no types */ |
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| 59 | return 0; |
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| 60 | } |
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| 61 | |
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| 62 | |
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| 63 | /* now define the hook structure similarly to LSM */ |
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| 64 | struct acm_operations acm_null_ops = { |
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| 65 | .init_domain_ssid = null_init_domain_ssid, |
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| 66 | .free_domain_ssid = null_free_domain_ssid, |
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| 67 | .dump_binary_policy = null_dump_binary_policy, |
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| 68 | .test_binary_policy = null_test_binary_policy, |
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| 69 | .set_binary_policy = null_set_binary_policy, |
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| 70 | .dump_statistics = null_dump_stats, |
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| 71 | .dump_ssid_types = null_dump_ssid_types, |
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| 72 | /* domain management control hooks */ |
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| 73 | .domain_create = NULL, |
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| 74 | .domain_destroy = NULL, |
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| 75 | /* event channel control hooks */ |
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| 76 | .pre_eventchannel_unbound = NULL, |
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| 77 | .fail_eventchannel_unbound = NULL, |
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| 78 | .pre_eventchannel_interdomain = NULL, |
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| 79 | .fail_eventchannel_interdomain = NULL, |
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| 80 | /* grant table control hooks */ |
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| 81 | .pre_grant_map_ref = NULL, |
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| 82 | .fail_grant_map_ref = NULL, |
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| 83 | .pre_grant_setup = NULL, |
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| 84 | .fail_grant_setup = NULL |
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| 85 | }; |
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| 86 | |
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| 87 | /* |
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| 88 | * Local variables: |
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| 89 | * mode: C |
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| 90 | * c-set-style: "BSD" |
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| 91 | * c-basic-offset: 4 |
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| 92 | * tab-width: 4 |
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| 93 | * indent-tabs-mode: nil |
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| 94 | * End: |
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| 95 | */ |
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