xref: /netbsd-src/crypto/external/cpl/trousers/dist/src/tspi/rpc/tcstp/rpc_pcr_extend.c (revision 2d5f7628c5531eb583b9313ac2fd1cf8582b4479)
1 
2 /*
3  * Licensed Materials - Property of IBM
4  *
5  * trousers - An open source TCG Software Stack
6  *
7  * (C) Copyright International Business Machines Corp. 2004-2006
8  *
9  */
10 
11 #include <stdlib.h>
12 #include <stdio.h>
13 #include <string.h>
14 #include <assert.h>
15 
16 #include "trousers/tss.h"
17 #include "trousers/trousers.h"
18 #include "trousers_types.h"
19 #include "spi_utils.h"
20 #include "capabilities.h"
21 #include "tsplog.h"
22 #include "hosttable.h"
23 #include "tcsd_wrap.h"
24 #include "obj.h"
25 #include "rpc_tcstp_tsp.h"
26 
27 
28 TSS_RESULT
RPC_Extend_TP(struct host_table_entry * hte,TCPA_PCRINDEX pcrNum,TCPA_DIGEST inDigest,TCPA_PCRVALUE * outDigest)29 RPC_Extend_TP(struct host_table_entry *hte,
30 			   TCPA_PCRINDEX pcrNum,	/* in */
31 			   TCPA_DIGEST inDigest,	/* in */
32 			   TCPA_PCRVALUE * outDigest	/* out */
33     ) {
34 	TSS_RESULT result;
35 
36 	initData(&hte->comm, 3);
37 	hte->comm.hdr.u.ordinal = TCSD_ORD_EXTEND;
38 	LogDebugFn("TCS Context: 0x%x", hte->tcsContext);
39 
40 	if (setData(TCSD_PACKET_TYPE_UINT32, 0, &hte->tcsContext, 0, &hte->comm))
41 		return TSPERR(TSS_E_INTERNAL_ERROR);
42 	if (setData(TCSD_PACKET_TYPE_UINT32, 1, &pcrNum, 0, &hte->comm))
43 		return TSPERR(TSS_E_INTERNAL_ERROR);
44 	if (setData(TCSD_PACKET_TYPE_DIGEST, 2, &inDigest, 0, &hte->comm))
45 		return TSPERR(TSS_E_INTERNAL_ERROR);
46 
47 	result = sendTCSDPacket(hte);
48 
49 	if (result == TSS_SUCCESS)
50 		result = hte->comm.hdr.u.result;
51 
52 	if (result == TSS_SUCCESS) {
53 		if (getData(TCSD_PACKET_TYPE_DIGEST, 0, outDigest, 0, &hte->comm))
54 			result = TSPERR(TSS_E_INTERNAL_ERROR);
55 	}
56 
57 	return result;
58 }
59 
60 TSS_RESULT
RPC_PcrRead_TP(struct host_table_entry * hte,TCPA_PCRINDEX pcrNum,TCPA_PCRVALUE * outDigest)61 RPC_PcrRead_TP(struct host_table_entry *hte,
62 			    TCPA_PCRINDEX pcrNum,	/* in */
63 			    TCPA_PCRVALUE * outDigest	/* out */
64     ) {
65 	TSS_RESULT result;
66 
67 	initData(&hte->comm, 2);
68 	hte->comm.hdr.u.ordinal = TCSD_ORD_PCRREAD;
69 	LogDebugFn("TCS Context: 0x%x", hte->tcsContext);
70 
71 	if (setData(TCSD_PACKET_TYPE_UINT32, 0, &hte->tcsContext, 0, &hte->comm))
72 		return TSPERR(TSS_E_INTERNAL_ERROR);
73 	if (setData(TCSD_PACKET_TYPE_UINT32, 1, &pcrNum, 0, &hte->comm))
74 		return TSPERR(TSS_E_INTERNAL_ERROR);
75 
76 	result = sendTCSDPacket(hte);
77 
78 	if (result == TSS_SUCCESS)
79 		result = hte->comm.hdr.u.result;
80 
81 	if (result == TSS_SUCCESS) {
82 		if (getData(TCSD_PACKET_TYPE_DIGEST, 0, outDigest, 0, &hte->comm))
83 			result = TSPERR(TSS_E_INTERNAL_ERROR);
84 	}
85 
86 	return result;
87 }
88 
89 TSS_RESULT
RPC_PcrReset_TP(struct host_table_entry * hte,UINT32 pcrDataSizeIn,BYTE * pcrDataIn)90 RPC_PcrReset_TP(struct host_table_entry *hte,
91 		 UINT32 pcrDataSizeIn,		 /* in */
92 		 BYTE * pcrDataIn)		 /* in */
93 {
94 	TSS_RESULT result;
95 
96 	initData(&hte->comm, 3);
97 	hte->comm.hdr.u.ordinal = TCSD_ORD_PCRRESET;
98 	LogDebugFn("TCS Context: 0x%x", hte->tcsContext);
99 
100 	if (setData(TCSD_PACKET_TYPE_UINT32, 0, &hte->tcsContext, 0, &hte->comm))
101 		return TSPERR(TSS_E_INTERNAL_ERROR);
102 	if (setData(TCSD_PACKET_TYPE_UINT32, 1, &pcrDataSizeIn, 0, &hte->comm))
103 		return TSPERR(TSS_E_INTERNAL_ERROR);
104 	if (setData(TCSD_PACKET_TYPE_PBYTE, 2, pcrDataIn, pcrDataSizeIn, &hte->comm))
105 		return TSPERR(TSS_E_INTERNAL_ERROR);
106 
107 	result = sendTCSDPacket(hte);
108 
109 	if (result == TSS_SUCCESS)
110 		result = hte->comm.hdr.u.result;
111 
112 	return result;
113 }
114