/src/libtpms/src/tpm2/LocalityPlat.c
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1 | | /********************************************************************************/ |
2 | | /* */ |
3 | | /* Platform Locality Support */ |
4 | | /* Written by Ken Goldman */ |
5 | | /* IBM Thomas J. Watson Research Center */ |
6 | | /* $Id: LocalityPlat.c 1490 2019-07-26 21:13:22Z kgoldman $ */ |
7 | | /* */ |
8 | | /* Licenses and Notices */ |
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57 | | /* */ |
58 | | /* (c) Copyright IBM Corp. and others, 2016 - 2019 */ |
59 | | /* */ |
60 | | /********************************************************************************/ |
61 | | |
62 | | /* C.5 LocalityPlat.c */ |
63 | | /* C.5.1. Includes */ |
64 | | #include "Platform.h" |
65 | | /* C.5.2. Functions */ |
66 | | /* C.5.2.1. _plat__LocalityGet() */ |
67 | | /* Get the most recent command locality in locality value form. This is an integer value for |
68 | | locality and not a locality structure The locality can be 0-4 or 32-255. 5-31 is not allowed. */ |
69 | | LIB_EXPORT unsigned char |
70 | | _plat__LocalityGet( |
71 | | void |
72 | | ) |
73 | 7.35k | { |
74 | 7.35k | return s_locality; |
75 | 7.35k | } |
76 | | /* C.5.2.2. _plat__LocalitySet() */ |
77 | | /* Set the most recent command locality in locality value form */ |
78 | | LIB_EXPORT void |
79 | | _plat__LocalitySet( |
80 | | unsigned char locality |
81 | | ) |
82 | 14.4k | { |
83 | 14.4k | if(locality > 4 && locality < 32) |
84 | 0 | locality = 0; |
85 | 14.4k | s_locality = locality; |
86 | 14.4k | return; |
87 | 14.4k | } |