diff options
Diffstat (limited to 'src/tspi/tsp_selftest.c')
-rw-r--r-- | src/tspi/tsp_selftest.c | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/src/tspi/tsp_selftest.c b/src/tspi/tsp_selftest.c new file mode 100644 index 0000000..5a27110 --- /dev/null +++ b/src/tspi/tsp_selftest.c @@ -0,0 +1,132 @@ + +/* + * Licensed Materials - Property of IBM + * + * trousers - An open source TCG Software Stack + * + * (C) Copyright International Business Machines Corp. 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_SelfTestFull(TSS_HCONTEXT tspContext) +{ + TSS_RESULT result; + TCS_HANDLE 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_SelfTestFull, 0, NULL, NULL, + &handlesLen, NULL, NULL, NULL, NULL, NULL); +} + +TSS_RESULT +Transport_CertifySelfTest(TSS_HCONTEXT tspContext, /* in */ + TCS_KEY_HANDLE keyHandle, /* in */ + TCPA_NONCE antiReplay, /* in */ + TPM_AUTH * privAuth, /* in, out */ + UINT32 * sigSize, /* out */ + BYTE ** sig) /* out */ +{ + TSS_RESULT result; + UINT32 handlesLen, decLen = 0; + BYTE *dec = NULL; + UINT64 offset; + TPM_DIGEST pubKeyHash; + Trspi_HashCtx hashCtx; + TCS_HANDLE *handles, handle; + + if ((result = obj_context_transport_init(tspContext))) + return result; + + if ((result = obj_tcskey_get_pubkeyhash(keyHandle, pubKeyHash.digest))) + return result; + + result = Trspi_HashInit(&hashCtx, TSS_HASH_SHA1); + result |= Trspi_Hash_DIGEST(&hashCtx, pubKeyHash.digest); + if ((result |= Trspi_HashFinal(&hashCtx, pubKeyHash.digest))) + return result; + + handlesLen = 1; + handle = keyHandle; + handles = &handle; + + LogDebugFn("Executing in a transport session"); + + if ((result = obj_context_transport_execute(tspContext, TPM_ORD_CertifySelfTest, + sizeof(TCPA_NONCE), antiReplay.nonce, + &pubKeyHash, &handlesLen, &handles, privAuth, + NULL, &decLen, &dec))) + return result; + + offset = 0; + Trspi_UnloadBlob_UINT32(&offset, sigSize, dec); + + if ((*sig = malloc(*sigSize)) == NULL) { + free(dec); + LogError("malloc of %u bytes failed", *sigSize); + *sigSize = 0; + return TSPERR(TSS_E_OUTOFMEMORY); + } + Trspi_UnloadBlob(&offset, *sigSize, dec, *sig); + + free(dec); + + return result; +} + +TSS_RESULT +Transport_GetTestResult(TSS_HCONTEXT tspContext, /* in */ + UINT32 * outDataSize, /* out */ + BYTE ** outData) /* out */ +{ + TSS_RESULT result; + UINT32 decLen = 0; + BYTE *dec = NULL; + UINT64 offset; + TCS_HANDLE handlesLen = 0; + + if ((result = obj_context_transport_init(tspContext))) + return result; + + LogDebugFn("Executing in a transport session"); + + if ((result = obj_context_transport_execute(tspContext, TPM_ORD_GetTestResult, 0, NULL, + NULL, &handlesLen, NULL, NULL, NULL, &decLen, + &dec))) + return result; + + offset = 0; + Trspi_UnloadBlob_UINT32(&offset, outDataSize, dec); + + if ((*outData = malloc(*outDataSize)) == NULL) { + free(dec); + LogError("malloc of %u bytes failed", *outDataSize); + *outDataSize = 0; + return TSPERR(TSS_E_OUTOFMEMORY); + } + Trspi_UnloadBlob(&offset, *outDataSize, dec, *outData); + + free(dec); + + return result; +} +#endif |