1c16c9636c
IMA requires access to TPM_DIGEST_SIZE definition. This patch moves the definition to <linux/tpm.h>. Signed-off-by: Mimi Zohar <zohar@us.ibm.com> Signed-off-by: Kent Yoder <key@linux.vnet.ibm.com>
52 lines
1.5 KiB
C
52 lines
1.5 KiB
C
/*
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* Copyright (C) 2004,2007,2008 IBM Corporation
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*
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* Authors:
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* Leendert van Doorn <leendert@watson.ibm.com>
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* Dave Safford <safford@watson.ibm.com>
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* Reiner Sailer <sailer@watson.ibm.com>
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* Kylene Hall <kjhall@us.ibm.com>
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* Debora Velarde <dvelarde@us.ibm.com>
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*
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* Maintained by: <tpmdd_devel@lists.sourceforge.net>
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*
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* Device driver for TCG/TCPA TPM (trusted platform module).
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* Specifications at www.trustedcomputinggroup.org
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation, version 2 of the
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* License.
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*
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*/
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#ifndef __LINUX_TPM_H__
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#define __LINUX_TPM_H__
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#define TPM_DIGEST_SIZE 20 /* Max TPM v1.2 PCR size */
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/*
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* Chip num is this value or a valid tpm idx
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*/
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#define TPM_ANY_NUM 0xFFFF
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#if defined(CONFIG_TCG_TPM) || defined(CONFIG_TCG_TPM_MODULE)
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extern int tpm_pcr_read(u32 chip_num, int pcr_idx, u8 *res_buf);
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extern int tpm_pcr_extend(u32 chip_num, int pcr_idx, const u8 *hash);
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extern int tpm_send(u32 chip_num, void *cmd, size_t buflen);
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extern int tpm_get_random(u32 chip_num, u8 *data, size_t max);
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#else
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static inline int tpm_pcr_read(u32 chip_num, int pcr_idx, u8 *res_buf) {
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return -ENODEV;
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}
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static inline int tpm_pcr_extend(u32 chip_num, int pcr_idx, const u8 *hash) {
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return -ENODEV;
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}
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static inline int tpm_send(u32 chip_num, void *cmd, size_t buflen) {
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return -ENODEV;
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}
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static inline int tpm_get_random(u32 chip_num, u8 *data, size_t max) {
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return -ENODEV;
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}
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#endif
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#endif
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