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Side by Side Diff: tpm/tpm_counter.c

Issue 660204: Upgrade to tpm-emulator version 0.7. (Closed)
Patch Set: Created 10 years, 9 months ago
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1 /* Software-Based Trusted Platform Module (TPM) Emulator for Linux 1 /* Software-based Trusted Platform Module (TPM) Emulator
2 * Copyright (C) 2004 Mario Strasser <mast@gmx.net>, 2 * Copyright (C) 2004-2010 Mario Strasser <mast@gmx.net>
3 * Swiss Federal Institute of Technology (ETH) Zurich
4 * 3 *
5 * This module is free software; you can redistribute it and/or modify 4 * This module is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published 5 * it under the terms of the GNU General Public License as published
7 * by the Free Software Foundation; either version 2 of the License, 6 * by the Free Software Foundation; either version 2 of the License,
8 * or (at your option) any later version. 7 * or (at your option) any later version.
9 * 8 *
10 * This module is distributed in the hope that it will be useful, 9 * This module is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 12 * GNU General Public License for more details.
14 * 13 *
15 * $Id$ 14 * $Id: tpm_counter.c 364 2010-02-11 10:24:45Z mast $
16 */ 15 */
17 16
18 #include "tpm_emulator.h" 17 #include "tpm_emulator.h"
19 #include "tpm_commands.h" 18 #include "tpm_commands.h"
20 #include "tpm_handles.h" 19 #include "tpm_handles.h"
21 #include "tpm_data.h" 20 #include "tpm_data.h"
22 21
23 /* 22 /*
24 * Monotonic Counter ([TPM_Part3], Section 25) 23 * Monotonic Counter ([TPM_Part3], Section 25)
25 */ 24 */
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138 /* verify authorization */ 137 /* verify authorization */
139 res = tpm_verify_auth(auth1, tpmData.permanent.data.ownerAuth, TPM_KH_OWNER); 138 res = tpm_verify_auth(auth1, tpmData.permanent.data.ownerAuth, TPM_KH_OWNER);
140 if (res != TPM_SUCCESS) return res; 139 if (res != TPM_SUCCESS) return res;
141 /* release counter */ 140 /* release counter */
142 if (tpmData.stclear.data.countID == countID) 141 if (tpmData.stclear.data.countID == countID)
143 tpmData.stclear.data.countID = TPM_INVALID_HANDLE; 142 tpmData.stclear.data.countID = TPM_INVALID_HANDLE;
144 memset(counter, 0, sizeof(TPM_COUNTER_VALUE)); 143 memset(counter, 0, sizeof(TPM_COUNTER_VALUE));
145 return TPM_SUCCESS; 144 return TPM_SUCCESS;
146 } 145 }
147 146
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