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. 2006
8 *
9 */
10
11
12 #include <stdlib.h>
13 #include <stdio.h>
14 #include <string.h>
15 #include <inttypes.h>
16
17 #include "trousers/tss.h"
18 #include "trousers_types.h"
19 #include "tcs_tsp.h"
20 #include "tcsps.h"
21 #include "tcs_utils.h"
22 #include "tcs_int_literals.h"
23 #include "capabilities.h"
24 #include "tcslog.h"
25 #include "req_mgr.h"
26 #include "tcsd_wrap.h"
27 #include "tcsd.h"
28
29
30 TSS_RESULT
TCSP_Quote_Internal(TCS_CONTEXT_HANDLE hContext,TCS_KEY_HANDLE keyHandle,TCPA_NONCE antiReplay,UINT32 pcrDataSizeIn,BYTE * pcrDataIn,TPM_AUTH * privAuth,UINT32 * pcrDataSizeOut,BYTE ** pcrDataOut,UINT32 * sigSize,BYTE ** sig)31 TCSP_Quote_Internal(TCS_CONTEXT_HANDLE hContext, /* in */
32 TCS_KEY_HANDLE keyHandle, /* in */
33 TCPA_NONCE antiReplay, /* in */
34 UINT32 pcrDataSizeIn, /* in */
35 BYTE * pcrDataIn, /* in */
36 TPM_AUTH * privAuth, /* in, out */
37 UINT32 * pcrDataSizeOut, /* out */
38 BYTE ** pcrDataOut, /* out */
39 UINT32 * sigSize, /* out */
40 BYTE ** sig) /* out */
41 {
42
43 UINT64 offset = 0;
44 UINT32 paramSize;
45 TSS_RESULT result;
46 UINT32 keySlot;
47 BYTE txBlob[TSS_TPM_TXBLOB_SIZE];
48
49 LogDebug("Entering quote");
50
51 if ((result = ctx_verify_context(hContext)))
52 goto done;
53
54 if (privAuth != NULL) {
55 LogDebug("Auth Used");
56 if ((result = auth_mgr_check(hContext, &privAuth->AuthHandle)))
57 goto done;
58 } else {
59 LogDebug("No Auth");
60 }
61 if ((result = ensureKeyIsLoaded(hContext, keyHandle, &keySlot)))
62 goto done;
63
64 if ((result = tpm_rqu_build(TPM_ORD_Quote, &offset, txBlob, keySlot, antiReplay.nonce,
65 pcrDataSizeIn, pcrDataIn, privAuth)))
66 goto done;
67
68 if ((result = req_mgr_submit_req(txBlob)))
69 goto done;
70
71 result = UnloadBlob_Header(txBlob, ¶mSize);
72 if (!result) {
73 result = tpm_rsp_parse(TPM_ORD_Quote, txBlob, paramSize, pcrDataSizeOut, pcrDataOut,
74 sigSize, sig, privAuth);
75 }
76 LogResult("Quote", result);
77 done:
78 auth_mgr_release_auth(privAuth, NULL, hContext);
79 return result;
80 }
81
82