1 /********************************************************************** 2 Copyright(c) 2011-2017 Intel Corporation All rights reserved. 3 4 Redistribution and use in source and binary forms, with or without 5 modification, are permitted provided that the following conditions 6 are met: 7 * Redistributions of source code must retain the above copyright 8 notice, this list of conditions and the following disclaimer. 9 * Redistributions in binary form must reproduce the above copyright 10 notice, this list of conditions and the following disclaimer in 11 the documentation and/or other materials provided with the 12 distribution. 13 * Neither the name of Intel Corporation nor the names of its 14 contributors may be used to endorse or promote products derived 15 from this software without specific prior written permission. 16 17 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21 OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 **********************************************************************/ 29 30 #include <stdio.h> 31 #include <stdlib.h> 32 #include "isal_crypto_api.h" 33 #include "mh_sha256.h" 34 35 #define TEST_LEN 16 * 1024 36 #define TEST_SIZE 8 * 1024 37 #define TEST_MEM TEST_LEN 38 #ifndef TEST_SEED 39 #define TEST_SEED 0x1234 40 #endif 41 42 #define str(s) #s 43 #define xstr(s) str(s) 44 45 #define _FUNC_TOKEN(func, type) func##type 46 #define FUNC_TOKEN(func, type) _FUNC_TOKEN(func, type) 47 48 #ifndef MH_SHA256_FUNC_TYPE 49 #define MH_SHA256_FUNC_TYPE 50 #endif 51 52 #define TEST_UPDATE_FUNCTION FUNC_TOKEN(isal_mh_sha256_update, MH_SHA256_FUNC_TYPE) 53 #define TEST_FINAL_FUNCTION FUNC_TOKEN(isal_mh_sha256_finalize, MH_SHA256_FUNC_TYPE) 54 55 #define CHECK_RETURN(state) \ 56 do { \ 57 if ((state) != ISAL_CRYPTO_ERR_NONE) { \ 58 printf("The mh_sha256 function is failed.\n"); \ 59 return 1; \ 60 } \ 61 } while (0) 62 63 extern void 64 mh_sha256_ref(const void *buffer, uint32_t len, uint32_t *mh_sha256_digest); 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 % 20 == 0) 82 printf("\n"); 83 } 84 if (i % 20 != 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, 20); 104 printf("test: "); 105 dump((char *) hash_test, 20); 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 i, update_count; 119 int size1, size2, offset, addr_offset; 120 struct isal_mh_sha256_ctx *update_ctx = NULL; 121 uint8_t *mem_addr = NULL; 122 123 printf(xstr(TEST_UPDATE_FUNCTION) "_test:"); 124 125 srand(TEST_SEED); 126 127 buff = malloc(TEST_LEN); 128 update_ctx = malloc(sizeof(*update_ctx)); 129 130 if (buff == NULL || update_ctx == NULL) { 131 printf("malloc failed test aborted\n"); 132 goto end_ctx; 133 } 134 // Rand test1 135 rand_buffer(buff, TEST_LEN); 136 137 mh_sha256_ref(buff, TEST_LEN, hash_ref); 138 139 CHECK_RETURN(isal_mh_sha256_init(update_ctx)); 140 CHECK_RETURN(TEST_UPDATE_FUNCTION(update_ctx, buff, TEST_LEN)); 141 CHECK_RETURN(TEST_FINAL_FUNCTION(update_ctx, hash_test)); 142 143 fail = compare_digests(hash_ref, hash_test); 144 145 if (fail) { 146 printf("fail rand1 test\n"); 147 goto end_ctx; 148 } else 149 putchar('.'); 150 151 // Test various size messages by update twice. 152 printf("\n various size messages by update twice tests"); 153 for (size1 = TEST_LEN; size1 >= 0; size1--) { 154 155 // Fill with rand data 156 rand_buffer(buff, TEST_LEN); 157 158 mh_sha256_ref(buff, TEST_LEN, hash_ref); 159 160 // subsequent update 161 size2 = TEST_LEN - size1; // size2 is different with the former 162 CHECK_RETURN(isal_mh_sha256_init(update_ctx)); 163 CHECK_RETURN(TEST_UPDATE_FUNCTION(update_ctx, buff, size1)); 164 CHECK_RETURN(TEST_UPDATE_FUNCTION(update_ctx, buff + size1, size2)); 165 CHECK_RETURN(TEST_FINAL_FUNCTION(update_ctx, hash_test)); 166 167 fail = compare_digests(hash_ref, hash_test); 168 169 if (fail) { 170 printf("Fail size1=%d\n", size1); 171 goto end_ctx; 172 } 173 174 if ((size2 & 0xff) == 0) { 175 putchar('.'); 176 fflush(0); 177 } 178 } 179 180 // Test various update count 181 printf("\n various update count tests"); 182 for (update_count = 1; update_count <= TEST_LEN; update_count++) { 183 184 // Fill with rand data 185 rand_buffer(buff, TEST_LEN); 186 187 mh_sha256_ref(buff, TEST_LEN, hash_ref); 188 189 // subsequent update 190 size1 = TEST_LEN / update_count; 191 size2 = TEST_LEN - size1 * (update_count - 1); // size2 is different with the former 192 193 CHECK_RETURN(isal_mh_sha256_init(update_ctx)); 194 for (i = 1, offset = 0; i < update_count; i++) { 195 CHECK_RETURN(TEST_UPDATE_FUNCTION(update_ctx, buff + offset, size1)); 196 offset += size1; 197 } 198 CHECK_RETURN(TEST_UPDATE_FUNCTION(update_ctx, buff + offset, size2)); 199 CHECK_RETURN(TEST_FINAL_FUNCTION(update_ctx, hash_test)); 200 201 fail = compare_digests(hash_ref, hash_test); 202 203 if (fail) { 204 printf("Fail size1=%d\n", size1); 205 goto end_ctx; 206 } 207 208 if ((size2 & 0xff) == 0) { 209 putchar('.'); 210 fflush(0); 211 } 212 } 213 214 // test various start address of ctx. 215 printf("\n various start address of ctx test"); 216 217 free(update_ctx); 218 219 // test various start address of ctx. 220 printf("\n various start address of ctx test"); 221 mem_addr = (uint8_t *) malloc(sizeof(*update_ctx) + ISAL_AVX512_ALIGNED * 10); 222 if (mem_addr == NULL) { 223 fail++; 224 goto end; 225 } 226 227 for (addr_offset = ISAL_AVX512_ALIGNED * 10; addr_offset >= 0; addr_offset--) { 228 229 // Fill with rand data 230 rand_buffer(buff, TEST_LEN); 231 232 mh_sha256_ref(buff, TEST_LEN, hash_ref); 233 234 // a unaligned offset 235 update_ctx = (struct isal_mh_sha256_ctx *) (mem_addr + addr_offset); 236 CHECK_RETURN(isal_mh_sha256_init(update_ctx)); 237 CHECK_RETURN(TEST_UPDATE_FUNCTION(update_ctx, buff, TEST_LEN)); 238 CHECK_RETURN(TEST_FINAL_FUNCTION(update_ctx, hash_test)); 239 240 fail = compare_digests(hash_ref, hash_test); 241 242 if (fail) { 243 printf("Fail addr_offset=%d\n", addr_offset); 244 goto end; 245 } 246 247 if ((addr_offset & 0xf) == 0) { 248 putchar('.'); 249 fflush(0); 250 } 251 } 252 end: 253 if (mem_addr != NULL) 254 free(mem_addr); 255 if (buff != NULL) 256 free(buff); 257 258 printf("\n" xstr(TEST_UPDATE_FUNCTION) "_test: %s\n", fail == 0 ? "Pass" : "Fail"); 259 #else 260 printf("Not Executed\n"); 261 #endif /* FIPS_MODE */ 262 return fail; 263 264 #ifndef FIPS_MODE 265 end_ctx: 266 if (update_ctx != NULL) 267 free(update_ctx); 268 goto end; 269 #endif 270 } 271