1 /* SPDX-License-Identifier: BSD-2-Clause */
2 /***********************************************************************;
3 * Copyright (c) 2015 - 2017, Intel Corporation
4 * All rights reserved.
5 ***********************************************************************/
6
7 #ifdef HAVE_CONFIG_H
8 #include <config.h>
9 #endif
10
11 #include "tss2_tpm2_types.h"
12 #include "tss2_mu.h"
13 #include "sysapi_util.h"
14
Tss2_Sys_FieldUpgradeData_Prepare(TSS2_SYS_CONTEXT * sysContext,TPM2B_MAX_BUFFER const * fuData)15 TSS2_RC Tss2_Sys_FieldUpgradeData_Prepare(
16 TSS2_SYS_CONTEXT *sysContext,
17 TPM2B_MAX_BUFFER const *fuData)
18 {
19 _TSS2_SYS_CONTEXT_BLOB *ctx = syscontext_cast(sysContext);
20 TSS2_RC rval;
21
22 if (!ctx)
23 return TSS2_SYS_RC_BAD_REFERENCE;
24
25 rval = CommonPreparePrologue(ctx, TPM2_CC_FieldUpgradeData);
26 if (rval)
27 return rval;
28
29 if (!fuData) {
30 rval = Tss2_MU_UINT16_Marshal(0, ctx->cmdBuffer,
31 ctx->maxCmdSize,
32 &ctx->nextData);
33
34 } else {
35
36 rval = Tss2_MU_TPM2B_MAX_BUFFER_Marshal(fuData,
37 ctx->cmdBuffer,
38 ctx->maxCmdSize,
39 &ctx->nextData);
40 }
41
42 if (rval)
43 return rval;
44
45 ctx->decryptAllowed = 1;
46 ctx->encryptAllowed = 0;
47 ctx->authAllowed = 1;
48
49 return CommonPrepareEpilogue(ctx);
50 }
51
Tss2_Sys_FieldUpgradeData_Complete(TSS2_SYS_CONTEXT * sysContext,TPMT_HA * nextDigest,TPMT_HA * firstDigest)52 TSS2_RC Tss2_Sys_FieldUpgradeData_Complete(
53 TSS2_SYS_CONTEXT *sysContext,
54 TPMT_HA *nextDigest,
55 TPMT_HA *firstDigest)
56 {
57 _TSS2_SYS_CONTEXT_BLOB *ctx = syscontext_cast(sysContext);
58 TSS2_RC rval;
59
60 if (!ctx)
61 return TSS2_SYS_RC_BAD_REFERENCE;
62
63 rval = CommonComplete(ctx);
64 if (rval)
65 return rval;
66
67 rval = Tss2_MU_TPMT_HA_Unmarshal(ctx->cmdBuffer,
68 ctx->maxCmdSize,
69 &ctx->nextData,
70 nextDigest);
71 if (rval)
72 return rval;
73
74 return Tss2_MU_TPMT_HA_Unmarshal(ctx->cmdBuffer,
75 ctx->maxCmdSize,
76 &ctx->nextData,
77 firstDigest);
78 }
79
Tss2_Sys_FieldUpgradeData(TSS2_SYS_CONTEXT * sysContext,TSS2L_SYS_AUTH_COMMAND const * cmdAuthsArray,TPM2B_MAX_BUFFER const * fuData,TPMT_HA * nextDigest,TPMT_HA * firstDigest,TSS2L_SYS_AUTH_RESPONSE * rspAuthsArray)80 TSS2_RC Tss2_Sys_FieldUpgradeData(
81 TSS2_SYS_CONTEXT *sysContext,
82 TSS2L_SYS_AUTH_COMMAND const *cmdAuthsArray,
83 TPM2B_MAX_BUFFER const *fuData,
84 TPMT_HA *nextDigest,
85 TPMT_HA *firstDigest,
86 TSS2L_SYS_AUTH_RESPONSE *rspAuthsArray)
87 {
88 _TSS2_SYS_CONTEXT_BLOB *ctx = syscontext_cast(sysContext);
89 TSS2_RC rval;
90
91 rval = Tss2_Sys_FieldUpgradeData_Prepare(sysContext, fuData);
92 if (rval)
93 return rval;
94
95 rval = CommonOneCall(ctx, cmdAuthsArray, rspAuthsArray);
96 if (rval)
97 return rval;
98
99 return Tss2_Sys_FieldUpgradeData_Complete(sysContext, nextDigest,
100 firstDigest);
101 }
102