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
RPC_OpenContext_TP(struct host_table_entry * hte,UINT32 * tpm_version,TCS_CONTEXT_HANDLE * tcsContext)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
RPC_CloseContext_TP(struct host_table_entry * hte)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
RPC_FreeMemory_TP(struct host_table_entry * hte,BYTE * pMemory)74 RPC_FreeMemory_TP(struct host_table_entry *hte,
75                       BYTE * pMemory)             /*  in */
76 {
77           free(pMemory);
78 
79           return TSS_SUCCESS;
80 }
81