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
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_UnBind_Internal(TCS_CONTEXT_HANDLE hContext,TCS_KEY_HANDLE keyHandle,UINT32 inDataSize,BYTE * inData,TPM_AUTH * privAuth,UINT32 * outDataSize,BYTE ** outData)31 TCSP_UnBind_Internal(TCS_CONTEXT_HANDLE hContext, /* in */
32 TCS_KEY_HANDLE keyHandle, /* in */
33 UINT32 inDataSize, /* in */
34 BYTE * inData, /* in */
35 TPM_AUTH * privAuth, /* in, out */
36 UINT32 * outDataSize, /* out */
37 BYTE ** outData) /* out */
38 {
39 UINT32 paramSize;
40 TSS_RESULT result;
41 UINT64 offset = 0;
42 TCPA_KEY_HANDLE keySlot;
43 BYTE txBlob[TSS_TPM_TXBLOB_SIZE];
44
45 LogDebug("Entering TCSI_UnBind");
46 if ((result = ctx_verify_context(hContext)))
47 goto done;
48
49 if (privAuth != NULL) {
50 LogDebug("Auth Used");
51 if ((result = auth_mgr_check(hContext, &privAuth->AuthHandle)))
52 goto done;
53 } else {
54 LogDebug("No Auth");
55 }
56
57 LogDebugFn("calling ensureKeyIsLoaded for TCS handle 0x%x", keyHandle);
58 if ((result = ensureKeyIsLoaded(hContext, keyHandle, &keySlot)))
59 goto done;
60
61 if ((result = tpm_rqu_build(TPM_ORD_UnBind, &offset, txBlob, keySlot, inDataSize, inData,
62 privAuth, NULL)))
63 return result;
64
65 if ((result = req_mgr_submit_req(txBlob)))
66 goto done;
67
68 result = UnloadBlob_Header(txBlob, ¶mSize);
69 if (!result) {
70 result = tpm_rsp_parse(TPM_ORD_UnBind, txBlob, paramSize, outDataSize, outData,
71 privAuth, NULL);
72 }
73
74 done:
75 auth_mgr_release_auth(privAuth, NULL, hContext);
76 return result;
77 }
78
79