1 /* SPDX-License-Identifier: BSD-2-Clause */
2 /*******************************************************************************
3 * Copyright 2017-2018, Fraunhofer SIT sponsored by Infineon Technologies AG
4 * All rights reserved.
5 *******************************************************************************/
6
7 #ifdef HAVE_CONFIG_H
8 #include <config.h>
9 #endif
10
11 #include <stdlib.h>
12 #include <stdio.h>
13 #include <inttypes.h>
14 #include <string.h>
15 #include <unistd.h>
16
17 #include "tss2_fapi.h"
18
19 #include "test-fapi.h"
20 #define LOGMODULE test
21 #include "util/log.h"
22 #include "util/aux_util.h"
23
24 #define NV_SIZE 1200
25
26 #define PASSWORD "abc"
27
28 static char *password;
29
30 static TSS2_RC
auth_callback(FAPI_CONTEXT * context,char const * description,char ** auth,void * userData)31 auth_callback(
32 FAPI_CONTEXT *context,
33 char const *description,
34 char **auth,
35 void *userData)
36 {
37 (void)(context);
38 (void)description;
39 (void)userData;
40 *auth = strdup(PASSWORD);
41 return_if_null(*auth, "Out of memory.", TSS2_FAPI_RC_MEMORY);
42 return TSS2_RC_SUCCESS;
43 }
44
45 static TSS2_RC
action_callback(FAPI_CONTEXT * context,const char * action,void * userData)46 action_callback(
47 FAPI_CONTEXT *context,
48 const char *action,
49 void *userData)
50 {
51 (void)(context);
52 (void)(userData);
53 if (strcmp(action, "myaction")) {
54 LOG_ERROR("Bad action: %s", action);
55 return TSS2_FAPI_RC_GENERAL_FAILURE;
56 }
57 return TSS2_RC_SUCCESS;
58 }
59
60 /** Test the FAPI NV functions.
61 *
62 * Tested FAPI commands:
63 * - Fapi_Provision()
64 * - Fapi_Import()
65 * - Fapi_SetPolicyActionCB()
66 * - Fapi_CreateNv()
67 * - Fapi_NvWrite()
68 * - Fapi_NvRead()
69 * - Fapi_Delete()
70 * - Fapi_SetDescription()
71 * - Fapi_GetDescription()
72 * - Fapi_SetAuthCB()
73 *
74 * Tested Policies:
75 * - PolicyAction
76 *
77 * @param[in,out] context The FAPI_CONTEXT.
78 * @retval EXIT_FAILURE
79 * @retval EXIT_SUCCESS
80 */
81 int
test_fapi_nv_ordinary(FAPI_CONTEXT * context)82 test_fapi_nv_ordinary(FAPI_CONTEXT *context)
83 {
84 TSS2_RC r;
85 char *nvPathOrdinary = "/nv/Owner/myNV";
86 uint8_t data_src[NV_SIZE];
87 uint8_t *data_dest = NULL;
88 size_t dest_size = NV_SIZE;
89 char *description1 = "nvDescription";
90 char *description2 = NULL;
91 char *policy_name = "/policy/pol_action";
92 char *policy_file = TOP_SOURCEDIR "/test/data/fapi/policy/pol_action.json";
93 FILE *stream = NULL;
94 char *json_policy = NULL;
95 long policy_size;
96
97 for (int i = 0; i < NV_SIZE; i++) {
98 data_src[i] = (i % 10) + 1;
99 }
100
101 r = Fapi_Provision(context, NULL, NULL, NULL);
102 goto_if_error(r, "Error Fapi_Provision", error);
103
104 r = pcr_reset(context, 16);
105 goto_if_error(r, "Error pcr_reset", error);
106
107 stream = fopen(policy_file, "r");
108 if (!stream) {
109 LOG_ERROR("File %s does not exist", policy_file);
110 goto error;
111 }
112 fseek(stream, 0L, SEEK_END);
113 policy_size = ftell(stream);
114 fclose(stream);
115 json_policy = malloc(policy_size + 1);
116 goto_if_null(json_policy,
117 "Could not allocate memory for the JSON policy",
118 TSS2_FAPI_RC_MEMORY, error);
119 stream = fopen(policy_file, "r");
120 ssize_t ret = read(fileno(stream), json_policy, policy_size);
121 if (ret != policy_size) {
122 LOG_ERROR("IO error %s.", policy_file);
123 goto error;
124 }
125 json_policy[policy_size] = '\0';
126
127 r = Fapi_Import(context, policy_name, json_policy);
128 goto_if_error(r, "Error Fapi_Import", error);
129
130 r = Fapi_SetPolicyActionCB(context, action_callback, "");
131 goto_if_error(r, "Error Fapi_SetPolicyActionCB", error);
132
133 /* Test with policy */
134 r = Fapi_CreateNv(context, nvPathOrdinary, "noda", NV_SIZE, policy_name, "");
135 goto_if_error(r, "Error Fapi_CreateNv", error);
136
137 r = Fapi_NvWrite(context, nvPathOrdinary, &data_src[0], NV_SIZE);
138 goto_if_error(r, "Error Fapi_NvWrite", error);
139
140 r = Fapi_NvRead(context, nvPathOrdinary, &data_dest, &dest_size, NULL);
141 goto_if_error(r, "Error Fapi_NvRead", error);
142
143 if (dest_size != NV_SIZE ||
144 memcmp(data_src, data_dest, dest_size) != 0) {
145 LOG_ERROR("Error: result of nv read is wrong.");
146 goto error;
147 }
148
149 r = Fapi_Delete(context, nvPathOrdinary);
150 goto_if_error(r, "Error Fapi_NV_Undefine", error);
151 SAFE_FREE(data_dest);
152
153 /* Empty auth noda set */
154 r = Fapi_CreateNv(context, nvPathOrdinary, "noda", NV_SIZE, "", "");
155 goto_if_error(r, "Error Fapi_CreateNv", error);
156
157 r = Fapi_NvWrite(context, nvPathOrdinary, &data_src[0], NV_SIZE);
158 goto_if_error(r, "Error Fapi_NvWrite", error);
159
160 r = Fapi_NvRead(context, nvPathOrdinary, &data_dest, &dest_size, NULL);
161 goto_if_error(r, "Error Fapi_NvRead", error);
162
163 if (dest_size != NV_SIZE ||
164 memcmp(data_src, data_dest, dest_size) != 0) {
165 LOG_ERROR("Error: result of nv read is wrong.");
166 goto error;
167 }
168
169 r = Fapi_Delete(context, nvPathOrdinary);
170 goto_if_error(r, "Error Fapi_NV_Undefine", error);
171 SAFE_FREE(data_dest);
172
173 r = Fapi_SetAuthCB(context, auth_callback, "");
174 goto_if_error(r, "Error Fapi_SetAuthCB", error);
175
176 /* Password set and noda set */
177 password = PASSWORD;
178 r = Fapi_CreateNv(context, nvPathOrdinary, "", NV_SIZE, "", password);
179 goto_if_error(r, "Error Fapi_CreateNv", error);
180
181 r = Fapi_SetAuthCB(context, auth_callback, "");
182 goto_if_error(r, "Error SetPolicyAuthCallback", error);
183
184 r = Fapi_NvWrite(context, nvPathOrdinary, &data_src[0], NV_SIZE);
185 goto_if_error(r, "Error Fapi_NvWrite", error);
186
187 r = Fapi_NvRead(context, nvPathOrdinary, &data_dest, &dest_size, NULL);
188 goto_if_error(r, "Error Fapi_NvRead", error);
189
190 if (dest_size != NV_SIZE ||
191 memcmp(data_src, data_dest, dest_size) != 0) {
192 LOG_ERROR("Error: result of nv read is wrong.");
193 goto error;
194 }
195
196 r = Fapi_Delete(context, nvPathOrdinary);
197 goto_if_error(r, "Error Fapi_NV_Undefine", error);
198 SAFE_FREE(data_dest);
199
200 /* Empty auth noda clear */
201 password = "";
202 r = Fapi_CreateNv(context, nvPathOrdinary, "", NV_SIZE, "", "");
203 goto_if_error(r, "Error Fapi_CreateNv", error);
204
205 r = Fapi_SetDescription(context, nvPathOrdinary, description1);
206 goto_if_error(r, "Error Fapi_SetDescription", error);
207
208 r = Fapi_GetDescription(context, nvPathOrdinary, &description2);
209 goto_if_error(r, "Error Fapi_GetDescription", error);
210
211 if (strcmp(description1, description2) != 0) {
212 goto_if_error(r, "Different descriptions", error);
213 }
214
215 r = Fapi_NvWrite(context, nvPathOrdinary, &data_src[0], NV_SIZE);
216 goto_if_error(r, "Error Fapi_NvWrite", error);
217
218 r = Fapi_NvRead(context, nvPathOrdinary, &data_dest, &dest_size, NULL);
219 goto_if_error(r, "Error Fapi_NvRead", error);
220
221 if (dest_size != NV_SIZE ||
222 memcmp(data_src, data_dest, dest_size) != 0) {
223 LOG_ERROR("Error: result of nv read is wrong.");
224 goto error;
225 }
226
227 r = Fapi_Delete(context, nvPathOrdinary);
228 goto_if_error(r, "Error Fapi_NV_Undefine", error);
229 SAFE_FREE(data_dest);
230
231 /* Password set and noda clear */
232 password = PASSWORD;
233 r = Fapi_CreateNv(context, nvPathOrdinary, "", NV_SIZE, "", password);
234 goto_if_error(r, "Error Fapi_CreateNv", error);
235
236 r = Fapi_SetAuthCB(context, auth_callback, "");
237 goto_if_error(r, "Error SetPolicyAuthCallback", error);
238
239 r = Fapi_NvWrite(context, nvPathOrdinary, &data_src[0], NV_SIZE);
240 goto_if_error(r, "Error Fapi_NvWrite", error);
241
242 r = Fapi_NvRead(context, nvPathOrdinary, &data_dest, &dest_size, NULL);
243 goto_if_error(r, "Error Fapi_NvRead", error);
244
245 if (dest_size != NV_SIZE ||
246 memcmp(data_src, data_dest, dest_size) != 0) {
247 LOG_ERROR("Error: result of nv read is wrong.");
248 goto error;
249 }
250 r = Fapi_Delete(context, nvPathOrdinary);
251 goto_if_error(r, "Error Fapi_NV_Undefine", error);
252
253 r = Fapi_Delete(context, "/");
254 goto_if_error(r, "Error Fapi_Delete", error);
255
256 SAFE_FREE(data_dest);
257 SAFE_FREE(description2);
258 SAFE_FREE(json_policy);
259 return EXIT_SUCCESS;
260
261 error:
262 SAFE_FREE(data_dest);
263 SAFE_FREE(description2);
264 SAFE_FREE(json_policy);
265 return EXIT_FAILURE;
266 }
267
268 int
test_invoke_fapi(FAPI_CONTEXT * context)269 test_invoke_fapi(FAPI_CONTEXT *context)
270 {
271 return test_fapi_nv_ordinary(context);
272 }
273