1 //**********************************************************************;
2 // Copyright (c) 2017, Intel Corporation
3 // All rights reserved.
5 // Redistribution and use in source and binary forms, with or without
6 // modification, are permitted provided that the following conditions are met:
8 // 1. Redistributions of source code must retain the above copyright notice,
9 // this list of conditions and the following disclaimer.
11 // 2. Redistributions in binary form must reproduce the above copyright notice,
12 // this list of conditions and the following disclaimer in the documentation
13 // and/or other materials provided with the distribution.
15 // 3. Neither the name of Intel Corporation nor the names of its contributors
16 // may be used to endorse or promote products derived from this software without
17 // specific prior written permission.
19 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
20 // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 // ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
23 // LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
29 // THE POSSIBILITY OF SUCH DAMAGE.
30 //**********************************************************************;
31 #ifndef SRC_TPM_HASH_H_
32 #define SRC_TPM_HASH_H_
36 #include <tss2/tss2_sys.h>
39 * Hashes a BYTE array via the tpm.
41 * The system api context.
43 * The hashing algorithm to use.
49 * The length of the data.
53 * The validation ticket. Note that some hierarchies don't produce a
54 * validation ticket and thus size will be 0.
56 * True on success, false otherwise.
58 bool tpm2_hash_compute_data(TSS2_SYS_CONTEXT *sapi_context, TPMI_ALG_HASH halg,
59 TPMI_RH_HIERARCHY hierarchy, BYTE *buffer, UINT16 length,
60 TPM2B_DIGEST *result, TPMT_TK_HASHCHECK *validation);
63 * Hashes a FILE * object via the tpm.
65 * The system api context.
67 * The hashing algorithm to use.
71 * The FILE object to hash.
75 * The validation ticket. Note that some hierarchies don't produce a
76 * validation ticket and thus size will be 0.
78 * True on success, false otherwise.
80 bool tpm2_hash_file(TSS2_SYS_CONTEXT *sapi_context, TPMI_ALG_HASH halg,
81 TPMI_RH_HIERARCHY hierarchy, FILE *input, TPM2B_DIGEST *result,
82 TPMT_TK_HASHCHECK *validation);
84 #endif /* SRC_TPM_HASH_H_ */