xref: /isa-l_crypto/mh_sha256/mh_sha256_test.c (revision 9999e13a5707fddf47ed4073f70fb5ea5ee542b0)
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2   Copyright(c) 2011-2017 Intel Corporation All rights reserved.
3 
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17   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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29 
30 #include <stdio.h>
31 #include <stdlib.h>
32 #include "mh_sha256.h"
33 
34 #define TEST_LEN  16 * 1024
35 #define TEST_SIZE 8 * 1024
36 #define TEST_MEM  TEST_LEN
37 #ifndef TEST_SEED
38 #define TEST_SEED 0x1234
39 #endif
40 
41 #define str(s)  #s
42 #define xstr(s) str(s)
43 
44 #define _FUNC_TOKEN(func, type) func##type
45 #define FUNC_TOKEN(func, type)  _FUNC_TOKEN(func, type)
46 
47 #ifndef MH_SHA256_FUNC_TYPE
48 #define MH_SHA256_FUNC_TYPE
49 #endif
50 
51 #define TEST_UPDATE_FUNCTION FUNC_TOKEN(isal_mh_sha256_update, MH_SHA256_FUNC_TYPE)
52 #define TEST_FINAL_FUNCTION  FUNC_TOKEN(isal_mh_sha256_finalize, MH_SHA256_FUNC_TYPE)
53 
54 #define CHECK_RETURN(state)                                                                        \
55         do {                                                                                       \
56                 if ((state) != ISAL_MH_SHA256_CTX_ERROR_NONE) {                                    \
57                         printf("The mh_sha256 function is failed.\n");                             \
58                         return 1;                                                                  \
59                 }                                                                                  \
60         } while (0)
61 
62 extern void
63 mh_sha256_ref(const void *buffer, uint32_t len, uint32_t *mh_sha256_digest);
64 #define MH_SHA256_REF mh_sha256_ref
65 
66 // Generates pseudo-random data
67 void
68 rand_buffer(uint8_t *buf, long buffer_size)
69 {
70         long i;
71         for (i = 0; i < buffer_size; i++)
72                 buf[i] = rand();
73 }
74 
75 void
76 dump(char *buf, int len)
77 {
78         int i;
79         for (i = 0; i < len;) {
80                 printf(" %2x", 0xff & buf[i++]);
81                 if (i % 32 == 0)
82                         printf("\n");
83         }
84         if (i % 32 != 0)
85                 printf("\n");
86 }
87 
88 int
89 compare_digests(uint32_t hash_ref[ISAL_SHA256_DIGEST_WORDS],
90                 uint32_t hash_test[ISAL_SHA256_DIGEST_WORDS])
91 {
92         int i;
93         int mh_sha256_fail = 0;
94 
95         for (i = 0; i < ISAL_SHA256_DIGEST_WORDS; i++) {
96                 if (hash_test[i] != hash_ref[i])
97                         mh_sha256_fail++;
98         }
99 
100         if (mh_sha256_fail) {
101                 printf("mh_sha256 fail test\n");
102                 printf("ref: ");
103                 dump((char *) hash_ref, 32);
104                 printf("test: ");
105                 dump((char *) hash_test, 32);
106         }
107 
108         return mh_sha256_fail;
109 }
110 
111 int
112 main(int argc, char *argv[])
113 {
114         int fail = 0;
115 #ifndef FIPS_MODE
116         uint32_t hash_test[ISAL_SHA256_DIGEST_WORDS], hash_ref[ISAL_SHA256_DIGEST_WORDS];
117         uint8_t *buff = NULL;
118         int size, offset;
119         struct mh_sha256_ctx *update_ctx = NULL;
120 
121         printf(xstr(TEST_UPDATE_FUNCTION) "_test:\n");
122 
123         srand(TEST_SEED);
124 
125         buff = malloc(TEST_LEN);
126         update_ctx = malloc(sizeof(*update_ctx));
127 
128         if (buff == NULL || update_ctx == NULL) {
129                 printf("malloc failed test aborted\n");
130                 fail++;
131                 goto end;
132         }
133         // Rand test1
134         rand_buffer(buff, TEST_LEN);
135 
136         MH_SHA256_REF(buff, TEST_LEN, hash_ref);
137         CHECK_RETURN(isal_mh_sha256_init(update_ctx));
138         CHECK_RETURN(TEST_UPDATE_FUNCTION(update_ctx, buff, TEST_LEN));
139         CHECK_RETURN(TEST_FINAL_FUNCTION(update_ctx, hash_test));
140 
141         fail = compare_digests(hash_ref, hash_test);
142 
143         if (fail) {
144                 printf("fail rand1 test\n");
145                 goto end;
146         } else
147                 putchar('.');
148 
149         // Test various size messages
150         for (size = TEST_LEN; size >= 0; size--) {
151 
152                 // Fill with rand data
153                 rand_buffer(buff, size);
154 
155                 MH_SHA256_REF(buff, size, hash_ref);
156                 CHECK_RETURN(isal_mh_sha256_init(update_ctx));
157                 CHECK_RETURN(TEST_UPDATE_FUNCTION(update_ctx, buff, size));
158                 CHECK_RETURN(TEST_FINAL_FUNCTION(update_ctx, hash_test));
159 
160                 fail = compare_digests(hash_ref, hash_test);
161 
162                 if (fail) {
163                         printf("Fail size=%d\n", size);
164                         goto end;
165                 }
166 
167                 if ((size & 0xff) == 0) {
168                         putchar('.');
169                         fflush(0);
170                 }
171         }
172 
173         // Test various buffer offsets and sizes
174         printf("offset tests");
175         for (size = TEST_LEN - 256; size > 256; size -= 11) {
176                 for (offset = 0; offset < 256; offset++) {
177                         MH_SHA256_REF(buff + offset, size, hash_ref);
178 
179                         CHECK_RETURN(isal_mh_sha256_init(update_ctx));
180                         CHECK_RETURN(TEST_UPDATE_FUNCTION(update_ctx, buff + offset, size));
181                         CHECK_RETURN(TEST_FINAL_FUNCTION(update_ctx, hash_test));
182 
183                         fail = compare_digests(hash_ref, hash_test);
184 
185                         if (fail) {
186                                 printf("Fail size=%d\n", size);
187                                 goto end;
188                         }
189                 }
190                 if ((size & 0xf) == 0) {
191                         putchar('.');
192                         fflush(0);
193                 }
194         }
195 
196         // Run efence tests
197         printf("efence tests");
198         for (size = TEST_SIZE; size > 0; size--) {
199                 offset = TEST_LEN - size;
200 
201                 MH_SHA256_REF(buff + offset, size, hash_ref);
202 
203                 CHECK_RETURN(isal_mh_sha256_init(update_ctx));
204                 CHECK_RETURN(TEST_UPDATE_FUNCTION(update_ctx, buff + offset, size));
205                 CHECK_RETURN(TEST_FINAL_FUNCTION(update_ctx, hash_test));
206 
207                 fail = compare_digests(hash_ref, hash_test);
208 
209                 if (fail) {
210                         printf("Fail size=%d\n", size);
211                         goto end;
212                 }
213 
214                 if ((size & 0xf) == 0) {
215                         putchar('.');
216                         fflush(0);
217                 }
218         }
219 
220 end:
221         if (buff != NULL)
222                 free(buff);
223         if (update_ctx != NULL)
224                 free(update_ctx);
225 
226         printf(xstr(TEST_UPDATE_FUNCTION) "_test:");
227         printf(" %s\n", fail == 0 ? "Pass" : "Fail");
228 #else
229         printf("Not Executed\n");
230 #endif /* FIPS_MODE */
231         return fail;
232 }
233