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      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 #include <stdlib.h>
     12 #include <stdio.h>
     13 #include <string.h>
     14 #include <assert.h>
     15 
     16 #include "trousers/tss.h"
     17 #include "trousers/trousers.h"
     18 #include "trousers_types.h"
     19 #include "spi_utils.h"
     20 #include "tsplog.h"
     21 #include "hosttable.h"
     22 #include "tcsd_wrap.h"
     23 #include "rpc_tcstp_tsp.h"
     24 
     25 
     26 TSS_RESULT
     27 RPC_OpenContext_TP(struct host_table_entry* hte,
     28 		       UINT32*                  tpm_version,
     29 		       TCS_CONTEXT_HANDLE*      tcsContext)
     30 {
     31 	TSS_RESULT result;
     32 
     33 	initData(&hte->comm, 0);
     34 	hte->comm.hdr.u.ordinal = TCSD_ORD_OPENCONTEXT;
     35 	result = sendTCSDPacket(hte);
     36 
     37 	if (result == TSS_SUCCESS)
     38 		result = hte->comm.hdr.u.result;
     39 
     40 	if (result == TSS_SUCCESS) {
     41 		if (getData(TCSD_PACKET_TYPE_UINT32, 0, tcsContext, 0, &hte->comm))
     42 			return TSPERR(TSS_E_INTERNAL_ERROR);
     43 
     44 		LogDebugFn("Received TCS Context: 0x%x", *tcsContext);
     45 
     46 		if (getData(TCSD_PACKET_TYPE_UINT32, 1, tpm_version, 0, &hte->comm))
     47 			return TSPERR(TSS_E_INTERNAL_ERROR);
     48 	}
     49 
     50 	return result;
     51 }
     52 
     53 TSS_RESULT
     54 RPC_CloseContext_TP(struct host_table_entry *hte)
     55 {
     56 	TSS_RESULT result;
     57 
     58 	initData(&hte->comm, 1);
     59 	hte->comm.hdr.u.ordinal = TCSD_ORD_CLOSECONTEXT;
     60 	LogDebugFn("TCS Context: 0x%x", hte->tcsContext);
     61 
     62 	if (setData(TCSD_PACKET_TYPE_UINT32, 0, &hte->tcsContext, 0, &hte->comm))
     63 		return TSPERR(TSS_E_INTERNAL_ERROR);
     64 
     65 	result = sendTCSDPacket(hte);
     66 
     67 	if (result == TSS_SUCCESS)
     68 		result = hte->comm.hdr.u.result;
     69 
     70 	return result;
     71 }
     72 
     73 TSS_RESULT
     74 RPC_FreeMemory_TP(struct host_table_entry *hte,
     75 		  BYTE * pMemory)		/*  in */
     76 {
     77 	free(pMemory);
     78 
     79 	return TSS_SUCCESS;
     80 }
     81