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/*
* Licensed Materials - Property of IBM
*
* trousers - An open source TCG Software Stack
*
* (C) Copyright International Business Machines Corp. 2004-2007
*
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <inttypes.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_CreateMaintenanceArchive(TSS_HCONTEXT tspContext, /* in */
TSS_BOOL generateRandom, /* in */
TPM_AUTH * ownerAuth, /* in, out */
UINT32 * randomSize, /* out */
BYTE ** random, /* out */
UINT32 * archiveSize, /* out */
BYTE ** archive) /* out */
{
UINT64 offset;
TSS_RESULT result;
UINT32 handlesLen = 0, decLen;
BYTE *dec;
if ((result = obj_context_transport_init(tspContext)))
return result;
LogDebugFn("Executing in a transport session");
if ((result = obj_context_transport_execute(tspContext, TPM_ORD_CreateMaintenanceArchive,
sizeof(TSS_BOOL), (BYTE *)&generateRandom, NULL,
&handlesLen, NULL, ownerAuth, NULL, &decLen,
&dec)))
return result;
offset = 0;
Trspi_UnloadBlob_UINT32(&offset, randomSize, dec);
if (*randomSize > 0) {
if ((*random = malloc(*randomSize)) == NULL) {
*randomSize = 0;
free(dec);
LogError("malloc of %u bytes failed", *randomSize);
return TSPERR(TSS_E_OUTOFMEMORY);
}
Trspi_UnloadBlob(&offset, *randomSize, dec, *random);
}
Trspi_UnloadBlob_UINT32(&offset, archiveSize, dec);
if ((*archive = malloc(*archiveSize)) == NULL) {
free(*random);
*random = NULL;
*randomSize = 0;
free(dec);
LogError("malloc of %u bytes failed", *archiveSize);
*archiveSize = 0;
return TSPERR(TSS_E_OUTOFMEMORY);
}
Trspi_UnloadBlob(&offset, *archiveSize, dec, *archive);
free(dec);
return result;
}
TSS_RESULT
Transport_LoadMaintenanceArchive(TSS_HCONTEXT tspContext, /* in */
UINT32 dataInSize, /* in */
BYTE * dataIn, /* in */
TPM_AUTH * ownerAuth, /* in, out */
UINT32 * dataOutSize, /* out */
BYTE ** dataOut) /* out */
{
UINT64 offset;
TSS_RESULT result;
UINT32 handlesLen = 0, decLen;
BYTE *dec;
if ((result = obj_context_transport_init(tspContext)))
return result;
LogDebugFn("Executing in a transport session");
if ((result = obj_context_transport_execute(tspContext, TPM_ORD_LoadMaintenanceArchive,
dataInSize, dataIn, NULL, &handlesLen, NULL,
ownerAuth, NULL, &decLen, &dec)))
return result;
offset = 0;
Trspi_UnloadBlob_UINT32(&offset, dataOutSize, dec);
/* sacrifice 4 bytes */
*dataOut = &dec[offset];
return result;
}
TSS_RESULT
Transport_KillMaintenanceFeature(TSS_HCONTEXT tspContext, /* in */
TPM_AUTH * ownerAuth) /* in, out */
{
TSS_RESULT result;
UINT32 handlesLen = 0;
if ((result = obj_context_transport_init(tspContext)))
return result;
LogDebugFn("Executing in a transport session");
return obj_context_transport_execute(tspContext, TPM_ORD_KillMaintenanceFeature, 0, NULL,
NULL, &handlesLen, NULL, ownerAuth, NULL, NULL, NULL);
}
TSS_RESULT
Transport_LoadManuMaintPub(TSS_HCONTEXT tspContext, /* in */
TCPA_NONCE antiReplay, /* in */
UINT32 PubKeySize, /* in */
BYTE * PubKey, /* in */
TCPA_DIGEST * checksum) /* out */
{
UINT64 offset;
TSS_RESULT result;
UINT32 handlesLen = 0, dataLen, decLen;
BYTE *data, *dec;
if ((result = obj_context_transport_init(tspContext)))
return result;
LogDebugFn("Executing in a transport session");
dataLen = sizeof(TCPA_NONCE) + PubKeySize;
if ((data = malloc(dataLen)) == NULL) {
LogError("malloc of %u bytes failed", dataLen);
return TSPERR(TSS_E_OUTOFMEMORY);
}
offset = 0;
Trspi_LoadBlob(&offset, TPM_SHA1_160_HASH_LEN, data, antiReplay.nonce);
Trspi_LoadBlob(&offset, PubKeySize, data, PubKey);
if ((result = obj_context_transport_execute(tspContext, TPM_ORD_LoadManuMaintPub,
dataLen, data, NULL, &handlesLen, NULL, NULL,
NULL, &decLen, &dec))) {
free(data);
return result;
}
free(data);
offset = 0;
Trspi_UnloadBlob_DIGEST(&offset, dec, checksum);
free(dec);
return result;
}
TSS_RESULT
Transport_ReadManuMaintPub(TSS_HCONTEXT tspContext, /* in */
TCPA_NONCE antiReplay, /* in */
TCPA_DIGEST * checksum) /* out */
{
UINT64 offset;
TSS_RESULT result;
UINT32 handlesLen = 0, decLen;
BYTE *dec;
if ((result = obj_context_transport_init(tspContext)))
return result;
LogDebugFn("Executing in a transport session");
if ((result = obj_context_transport_execute(tspContext, TPM_ORD_ReadManuMaintPub,
sizeof(TCPA_NONCE), antiReplay.nonce, NULL,
&handlesLen, NULL, NULL, NULL, &decLen,
&dec)))
return result;
offset = 0;
Trspi_UnloadBlob_DIGEST(&offset, dec, checksum);
free(dec);
return result;
}
#endif
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