diff options
Diffstat (limited to 'src/tspi/rpc/tcstp/rpc_tick.c')
| -rw-r--r-- | src/tspi/rpc/tcstp/rpc_tick.c | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/src/tspi/rpc/tcstp/rpc_tick.c b/src/tspi/rpc/tcstp/rpc_tick.c new file mode 100644 index 0000000..6ad0f34 --- /dev/null +++ b/src/tspi/rpc/tcstp/rpc_tick.c @@ -0,0 +1,172 @@ + +/* + * 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 <assert.h> + +#include "trousers/tss.h" +#include "trousers/trousers.h" +#include "trousers_types.h" +#include "spi_utils.h" +#include "capabilities.h" +#include "tsplog.h" +#include "hosttable.h" +#include "tcsd_wrap.h" +#include "obj.h" +#include "rpc_tcstp_tsp.h" + + +TSS_RESULT +RPC_ReadCurrentTicks_TP(struct host_table_entry* hte, + UINT32* pulCurrentTime, /* out */ + BYTE** prgbCurrentTime) /* out */ +{ + TSS_RESULT result; + + initData(&hte->comm, 1); + hte->comm.hdr.u.ordinal = TCSD_ORD_READCURRENTTICKS; + LogDebugFn("IN: TCS Context: 0x%x", hte->tcsContext); + + if (setData(TCSD_PACKET_TYPE_UINT32, 0, &hte->tcsContext, 0, &hte->comm)) + return TSPERR(TSS_E_INTERNAL_ERROR); + + result = sendTCSDPacket(hte); + + if (result == TSS_SUCCESS) + result = hte->comm.hdr.u.result; + + if (result == TSS_SUCCESS) { + if (getData(TCSD_PACKET_TYPE_UINT32, 0, pulCurrentTime, 0, &hte->comm)) { + result = TSPERR(TSS_E_INTERNAL_ERROR); + goto done; + } + + *prgbCurrentTime = malloc(*pulCurrentTime); + if (*prgbCurrentTime == NULL) { + *pulCurrentTime = 0; + result = TSPERR(TSS_E_OUTOFMEMORY); + goto done; + } + + if (getData(TCSD_PACKET_TYPE_PBYTE, 1, *prgbCurrentTime, *pulCurrentTime, + &hte->comm)) { + free(*prgbCurrentTime); + *prgbCurrentTime = NULL; + *pulCurrentTime = 0; + result = TSPERR(TSS_E_INTERNAL_ERROR); + goto done; + } + } +done: + return result; +} + +TSS_RESULT +RPC_TickStampBlob_TP(struct host_table_entry* hte, + TCS_KEY_HANDLE hKey, /* in */ + TPM_NONCE* antiReplay, /* in */ + TPM_DIGEST* digestToStamp, /* in */ + TPM_AUTH* privAuth, /* in, out */ + UINT32* pulSignatureLength, /* out */ + BYTE** prgbSignature, /* out */ + UINT32* pulTickCountLength, /* out */ + BYTE** prgbTickCount) /* out */ + +{ + TSS_RESULT result; + UINT32 i; + + initData(&hte->comm, 5); + hte->comm.hdr.u.ordinal = TCSD_ORD_TICKSTAMPBLOB; + LogDebugFn("IN: TCS Context: 0x%x", hte->tcsContext); + + if (setData(TCSD_PACKET_TYPE_UINT32, 0, &hte->tcsContext, 0, &hte->comm)) + return TSPERR(TSS_E_INTERNAL_ERROR); + if (setData(TCSD_PACKET_TYPE_UINT32, 1, &hKey, 0, &hte->comm)) + return TSPERR(TSS_E_INTERNAL_ERROR); + if (setData(TCSD_PACKET_TYPE_NONCE, 2, antiReplay, 0, &hte->comm)) + return TSPERR(TSS_E_INTERNAL_ERROR); + if (setData(TCSD_PACKET_TYPE_DIGEST, 3, digestToStamp, 0, &hte->comm)) + return TSPERR(TSS_E_INTERNAL_ERROR); + if (privAuth) { + if (setData(TCSD_PACKET_TYPE_AUTH, 4, privAuth, 0, &hte->comm)) + return TSPERR(TSS_E_INTERNAL_ERROR); + } + + result = sendTCSDPacket(hte); + + if (result == TSS_SUCCESS) + result = hte->comm.hdr.u.result; + + if (result == TSS_SUCCESS) { + i = 0; + if (privAuth) { + if (getData(TCSD_PACKET_TYPE_AUTH, i++, privAuth, 0, &hte->comm)) { + result = TSPERR(TSS_E_INTERNAL_ERROR); + goto done; + } + } + + if (getData(TCSD_PACKET_TYPE_UINT32, i++, pulSignatureLength, 0, &hte->comm)) { + result = TSPERR(TSS_E_INTERNAL_ERROR); + goto done; + } + + *prgbSignature = malloc(*pulSignatureLength); + if (*prgbSignature == NULL) { + *pulSignatureLength = 0; + result = TSPERR(TSS_E_OUTOFMEMORY); + goto done; + } + + if (getData(TCSD_PACKET_TYPE_PBYTE, i++, *prgbSignature, *pulSignatureLength, + &hte->comm)) { + free(*prgbSignature); + *prgbSignature = NULL; + *pulSignatureLength = 0; + result = TSPERR(TSS_E_INTERNAL_ERROR); + goto done; + } + + if (getData(TCSD_PACKET_TYPE_UINT32, i++, pulTickCountLength, 0, &hte->comm)) { + free(*prgbSignature); + *prgbSignature = NULL; + *pulSignatureLength = 0; + result = TSPERR(TSS_E_INTERNAL_ERROR); + goto done; + } + + *prgbTickCount = malloc(*pulTickCountLength); + if (*prgbTickCount == NULL) { + free(*prgbSignature); + *prgbSignature = NULL; + *pulSignatureLength = 0; + *pulTickCountLength = 0; + result = TSPERR(TSS_E_OUTOFMEMORY); + goto done; + } + + if (getData(TCSD_PACKET_TYPE_PBYTE, i++, *prgbTickCount, *pulTickCountLength, + &hte->comm)) { + free(*prgbSignature); + *prgbSignature = NULL; + *pulSignatureLength = 0; + free(*prgbTickCount); + *prgbTickCount = NULL; + *pulTickCountLength = 0; + result = TSPERR(TSS_E_INTERNAL_ERROR); + goto done; + } + } +done: + return result; +} |