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/*
* Licensed Materials - Property of IBM
*
* trousers - An open source TCG Software Stack
*
* (C) Copyright International Business Machines Corp. 2007
*
*/
#include <stdlib.h>
#include <string.h>
#include "trousers/tss.h"
#include "trousers/trousers.h"
#include "trousers_types.h"
#include "spi_utils.h"
#include "capabilities.h"
#include "tsplog.h"
#include "obj.h"
#ifdef TSS_BUILD_TRANSPORT
TSS_RESULT
Transport_DirWriteAuth(TSS_HCONTEXT tspContext, /* in */
TCPA_DIRINDEX dirIndex, /* in */
TCPA_DIRVALUE *newContents, /* in */
TPM_AUTH * ownerAuth) /* in, out */
{
TSS_RESULT result;
UINT32 handlesLen = 0;
UINT64 offset;
BYTE data[sizeof(TCPA_DIRINDEX) + sizeof(TCPA_DIRVALUE)];
if ((result = obj_context_transport_init(tspContext)))
return result;
LogDebugFn("Executing in a transport session");
offset = 0;
Trspi_LoadBlob_UINT32(&offset, dirIndex, data);
Trspi_LoadBlob_DIGEST(&offset, data, (TPM_DIGEST *)newContents);
result = obj_context_transport_execute(tspContext, TPM_ORD_DirWriteAuth, sizeof(data), data,
NULL, &handlesLen, NULL, ownerAuth, NULL, NULL,
NULL);
return result;
}
TSS_RESULT
Transport_DirRead(TSS_HCONTEXT tspContext, /* in */
TCPA_DIRINDEX dirIndex, /* in */
TCPA_DIRVALUE * dirValue) /* out */
{
TSS_RESULT result;
UINT32 handlesLen = 0, decLen;
UINT64 offset;
BYTE data[sizeof(TCPA_DIRINDEX)], *dec;
if ((result = obj_context_transport_init(tspContext)))
return result;
LogDebugFn("Executing in a transport session");
offset = 0;
Trspi_LoadBlob_UINT32(&offset, dirIndex, data);
if ((result = obj_context_transport_execute(tspContext, TPM_ORD_DirRead, sizeof(data), data,
NULL, &handlesLen, NULL, NULL, NULL, &decLen,
&dec)))
return result;
offset = 0;
Trspi_UnloadBlob_DIGEST(&offset, dec, dirValue);
return result;
}
#endif
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