rpc_caps_tpm.c revision 1.1.1.2 
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 <syslog.h>
14#include <string.h>
15#include <netdb.h>
16
17#include "trousers/tss.h"
18#include "trousers_types.h"
19#include "tcs_tsp.h"
20#include "tcs_utils.h"
21#include "tcs_int_literals.h"
22#include "capabilities.h"
23#include "tcslog.h"
24#include "tcsd_wrap.h"
25#include "tcsd.h"
26#include "tcs_utils.h"
27#include "rpc_tcstp_tcs.h"
28
29
30TSS_RESULT
31tcs_wrap_GetCapability(struct tcsd_thread_data *data)
32{
33	TCS_CONTEXT_HANDLE hContext;
34	TCPA_CAPABILITY_AREA capArea;
35	UINT32 subCapSize;
36	BYTE *subCap;
37	UINT32 respSize;
38	BYTE *resp;
39	TSS_RESULT result;
40
41	if (getData(TCSD_PACKET_TYPE_UINT32, 0, &hContext, 0, &data->comm))
42		return TCSERR(TSS_E_INTERNAL_ERROR);
43
44	if ((result = ctx_verify_context(hContext)))
45		goto done;
46
47	LogDebugFn("thread %ldd context %x", THREAD_ID, hContext);
48
49	if (getData(TCSD_PACKET_TYPE_UINT32, 1, &capArea, 0, &data->comm))
50		return TCSERR(TSS_E_INTERNAL_ERROR);
51	if (getData(TCSD_PACKET_TYPE_UINT32, 2, &subCapSize, 0, &data->comm))
52		return TCSERR(TSS_E_INTERNAL_ERROR);
53
54	if (subCapSize == 0)
55		subCap = NULL;
56	else {
57		subCap = calloc(1, subCapSize);
58		if (subCap == NULL) {
59			LogError("malloc of %u bytes failed.", subCapSize);
60			return TCSERR(TSS_E_OUTOFMEMORY);
61		}
62		if (getData(TCSD_PACKET_TYPE_PBYTE, 3, subCap, subCapSize, &data->comm)) {
63			free(subCap);
64			return TCSERR(TSS_E_INTERNAL_ERROR);
65		}
66	}
67
68	MUTEX_LOCK(tcsp_lock);
69
70	result = TCSP_GetCapability_Internal(hContext, capArea, subCapSize, subCap, &respSize,
71					     &resp);
72
73	MUTEX_UNLOCK(tcsp_lock);
74	free(subCap);
75
76	if (result == TSS_SUCCESS) {
77		initData(&data->comm, 2);
78		if (setData(TCSD_PACKET_TYPE_UINT32, 0, &respSize, 0, &data->comm)) {
79			free(resp);
80			return TCSERR(TSS_E_INTERNAL_ERROR);
81		}
82		if (setData(TCSD_PACKET_TYPE_PBYTE, 1, resp, respSize, &data->comm)) {
83			free(resp);
84			return TCSERR(TSS_E_INTERNAL_ERROR);
85		}
86		free(resp);
87	} else
88done:		initData(&data->comm, 0);
89
90	data->comm.hdr.u.result = result;
91	return TSS_SUCCESS;
92}
93
94TSS_RESULT
95tcs_wrap_GetCapabilityOwner(struct tcsd_thread_data *data)
96{
97	TCS_CONTEXT_HANDLE hContext;
98	TPM_AUTH ownerAuth;
99	TCPA_VERSION version;
100	UINT32 nonVol;
101	UINT32 vol;
102	TSS_RESULT result;
103
104	if (getData(TCSD_PACKET_TYPE_UINT32, 0, &hContext, 0, &data->comm))
105		return TCSERR(TSS_E_INTERNAL_ERROR);
106
107	if ((result = ctx_verify_context(hContext)))
108		goto done;
109
110	LogDebugFn("thread %ld context %x", THREAD_ID, hContext);
111
112	if (getData(TCSD_PACKET_TYPE_AUTH, 1, &ownerAuth, 0, &data->comm))
113		return TCSERR(TSS_E_INTERNAL_ERROR);
114
115	MUTEX_LOCK(tcsp_lock);
116
117	result = TCSP_GetCapabilityOwner_Internal(hContext, &ownerAuth, &version, &nonVol, &vol);
118
119	MUTEX_UNLOCK(tcsp_lock);
120
121	if (result == TSS_SUCCESS) {
122		initData(&data->comm, 4);
123		if (setData(TCSD_PACKET_TYPE_VERSION, 0, &version, 0, &data->comm)) {
124			return TCSERR(TSS_E_INTERNAL_ERROR);
125		}
126		if (setData(TCSD_PACKET_TYPE_UINT32, 1, &nonVol, 0, &data->comm)) {
127			return TCSERR(TSS_E_INTERNAL_ERROR);
128		}
129		if (setData(TCSD_PACKET_TYPE_UINT32, 2, &vol, 0, &data->comm)) {
130			return TCSERR(TSS_E_INTERNAL_ERROR);
131		}
132		if (setData(TCSD_PACKET_TYPE_AUTH, 3, &ownerAuth, 0, &data->comm)) {
133			return TCSERR(TSS_E_INTERNAL_ERROR);
134		}
135	} else
136done:		initData(&data->comm, 0);
137
138	data->comm.hdr.u.result = result;
139	return TSS_SUCCESS;
140}
141
142TSS_RESULT
143tcs_wrap_SetCapability(struct tcsd_thread_data *data)
144{
145	TCS_CONTEXT_HANDLE hContext;
146	TCPA_CAPABILITY_AREA capArea;
147	UINT32 subCapSize;
148	BYTE *subCap;
149	UINT32 valueSize;
150	BYTE *value;
151	TSS_RESULT result;
152	TPM_AUTH ownerAuth, *pOwnerAuth;
153
154	if (getData(TCSD_PACKET_TYPE_UINT32, 0, &hContext, 0, &data->comm))
155		return TCSERR(TSS_E_INTERNAL_ERROR);
156
157	if ((result = ctx_verify_context(hContext)))
158		goto done;
159
160	LogDebugFn("thread %ld context %x", THREAD_ID, hContext);
161
162	if (getData(TCSD_PACKET_TYPE_UINT32, 1, &capArea, 0, &data->comm))
163		return TCSERR(TSS_E_INTERNAL_ERROR);
164	if (getData(TCSD_PACKET_TYPE_UINT32, 2, &subCapSize, 0, &data->comm))
165		return TCSERR(TSS_E_INTERNAL_ERROR);
166
167	if (subCapSize == 0)
168		subCap = NULL;
169	else {
170		subCap = calloc(1, subCapSize);
171		if (subCap == NULL) {
172			LogError("malloc of %u bytes failed.", subCapSize);
173			return TCSERR(TSS_E_OUTOFMEMORY);
174		}
175		if (getData(TCSD_PACKET_TYPE_PBYTE, 3, subCap, subCapSize, &data->comm)) {
176			free(subCap);
177			return TCSERR(TSS_E_INTERNAL_ERROR);
178		}
179	}
180
181	if (getData(TCSD_PACKET_TYPE_UINT32, 4, &valueSize, 0, &data->comm)) {
182		free(subCap);
183		return TCSERR(TSS_E_INTERNAL_ERROR);
184	}
185
186	if (valueSize == 0)
187		value = NULL;
188	else {
189		value = calloc(1, valueSize);
190		if (value == NULL) {
191			free(subCap);
192			LogError("malloc of %u bytes failed.", valueSize);
193			return TCSERR(TSS_E_OUTOFMEMORY);
194		}
195		if (getData(TCSD_PACKET_TYPE_PBYTE, 5, value, valueSize, &data->comm)) {
196			free(subCap);
197			free(value);
198			return TCSERR(TSS_E_INTERNAL_ERROR);
199		}
200	}
201
202	if (getData(TCSD_PACKET_TYPE_AUTH, 6, &ownerAuth, 0, &data->comm))
203		pOwnerAuth = NULL;
204	else
205		pOwnerAuth = &ownerAuth;
206
207
208	MUTEX_LOCK(tcsp_lock);
209
210	result = TCSP_SetCapability_Internal(hContext, capArea, subCapSize, subCap, valueSize,
211					     value, pOwnerAuth);
212
213	MUTEX_UNLOCK(tcsp_lock);
214	free(subCap);
215	free(value);
216
217	if (result == TSS_SUCCESS) {
218		initData(&data->comm, 1);
219		if (pOwnerAuth) {
220			if (setData(TCSD_PACKET_TYPE_AUTH, 0, pOwnerAuth, 0, &data->comm)) {
221				return TCSERR(TSS_E_INTERNAL_ERROR);
222			}
223		}
224	} else
225done:		initData(&data->comm, 0);
226
227	data->comm.hdr.u.result = result;
228	return TSS_SUCCESS;
229}
230