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 "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(mh_sha256_update, MH_SHA256_FUNC_TYPE) 52 #define TEST_FINAL_FUNCTION FUNC_TOKEN(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 65 // Generates pseudo-random data 66 void 67 rand_buffer(uint8_t *buf, long buffer_size) 68 { 69 long i; 70 for (i = 0; i < buffer_size; i++) 71 buf[i] = rand(); 72 } 73 74 void 75 dump(char *buf, int len) 76 { 77 int i; 78 for (i = 0; i < len;) { 79 printf(" %2x", 0xff & buf[i++]); 80 if (i % 20 == 0) 81 printf("\n"); 82 } 83 if (i % 20 != 0) 84 printf("\n"); 85 } 86 87 int 88 compare_digests(uint32_t hash_ref[ISAL_SHA256_DIGEST_WORDS], 89 uint32_t hash_test[ISAL_SHA256_DIGEST_WORDS]) 90 { 91 int i; 92 int mh_sha256_fail = 0; 93 94 for (i = 0; i < ISAL_SHA256_DIGEST_WORDS; i++) { 95 if (hash_test[i] != hash_ref[i]) 96 mh_sha256_fail++; 97 } 98 99 if (mh_sha256_fail) { 100 printf("mh_sha256 fail test\n"); 101 printf("ref: "); 102 dump((char *) hash_ref, 20); 103 printf("test: "); 104 dump((char *) hash_test, 20); 105 } 106 107 return mh_sha256_fail; 108 } 109 110 int 111 main(int argc, char *argv[]) 112 { 113 int fail = 0, i; 114 uint32_t hash_test[ISAL_SHA256_DIGEST_WORDS], hash_ref[ISAL_SHA256_DIGEST_WORDS]; 115 uint8_t *buff = NULL; 116 int update_count; 117 int size1, size2, offset, addr_offset; 118 struct mh_sha256_ctx *update_ctx = NULL; 119 uint8_t *mem_addr = NULL; 120 121 printf(xstr(TEST_UPDATE_FUNCTION) "_test:"); 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 goto end_ctx; 131 } 132 // Rand test1 133 rand_buffer(buff, TEST_LEN); 134 135 mh_sha256_ref(buff, TEST_LEN, hash_ref); 136 137 CHECK_RETURN(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_ctx; 146 } else 147 putchar('.'); 148 149 // Test various size messages by update twice. 150 printf("\n various size messages by update twice tests"); 151 for (size1 = TEST_LEN; size1 >= 0; size1--) { 152 153 // Fill with rand data 154 rand_buffer(buff, TEST_LEN); 155 156 mh_sha256_ref(buff, TEST_LEN, hash_ref); 157 158 // subsequent update 159 size2 = TEST_LEN - size1; // size2 is different with the former 160 CHECK_RETURN(mh_sha256_init(update_ctx)); 161 CHECK_RETURN(TEST_UPDATE_FUNCTION(update_ctx, buff, size1)); 162 CHECK_RETURN(TEST_UPDATE_FUNCTION(update_ctx, buff + size1, size2)); 163 CHECK_RETURN(TEST_FINAL_FUNCTION(update_ctx, hash_test)); 164 165 fail = compare_digests(hash_ref, hash_test); 166 167 if (fail) { 168 printf("Fail size1=%d\n", size1); 169 goto end_ctx; 170 } 171 172 if ((size2 & 0xff) == 0) { 173 putchar('.'); 174 fflush(0); 175 } 176 } 177 178 // Test various update count 179 printf("\n various update count tests"); 180 for (update_count = 1; update_count <= TEST_LEN; update_count++) { 181 182 // Fill with rand data 183 rand_buffer(buff, TEST_LEN); 184 185 mh_sha256_ref(buff, TEST_LEN, hash_ref); 186 187 // subsequent update 188 size1 = TEST_LEN / update_count; 189 size2 = TEST_LEN - size1 * (update_count - 1); // size2 is different with the former 190 191 CHECK_RETURN(mh_sha256_init(update_ctx)); 192 for (i = 1, offset = 0; i < update_count; i++) { 193 CHECK_RETURN(TEST_UPDATE_FUNCTION(update_ctx, buff + offset, size1)); 194 offset += size1; 195 } 196 CHECK_RETURN(TEST_UPDATE_FUNCTION(update_ctx, buff + offset, size2)); 197 CHECK_RETURN(TEST_FINAL_FUNCTION(update_ctx, hash_test)); 198 199 fail = compare_digests(hash_ref, hash_test); 200 201 if (fail) { 202 printf("Fail size1=%d\n", size1); 203 goto end_ctx; 204 } 205 206 if ((size2 & 0xff) == 0) { 207 putchar('.'); 208 fflush(0); 209 } 210 } 211 212 // test various start address of ctx. 213 printf("\n various start address of ctx test"); 214 215 free(update_ctx); 216 217 // test various start address of ctx. 218 printf("\n various start address of ctx test"); 219 mem_addr = (uint8_t *) malloc(sizeof(*update_ctx) + ISAL_AVX512_ALIGNED * 10); 220 if (mem_addr == NULL) { 221 fail++; 222 goto end; 223 } 224 225 for (addr_offset = ISAL_AVX512_ALIGNED * 10; addr_offset >= 0; addr_offset--) { 226 227 // Fill with rand data 228 rand_buffer(buff, TEST_LEN); 229 230 mh_sha256_ref(buff, TEST_LEN, hash_ref); 231 232 // a unaligned offset 233 update_ctx = (struct mh_sha256_ctx *) (mem_addr + addr_offset); 234 CHECK_RETURN(mh_sha256_init(update_ctx)); 235 CHECK_RETURN(TEST_UPDATE_FUNCTION(update_ctx, buff, TEST_LEN)); 236 CHECK_RETURN(TEST_FINAL_FUNCTION(update_ctx, hash_test)); 237 238 fail = compare_digests(hash_ref, hash_test); 239 240 if (fail) { 241 printf("Fail addr_offset=%d\n", addr_offset); 242 goto end; 243 } 244 245 if ((addr_offset & 0xf) == 0) { 246 putchar('.'); 247 fflush(0); 248 } 249 } 250 end: 251 if (mem_addr != NULL) 252 free(mem_addr); 253 if (buff != NULL) 254 free(buff); 255 256 printf("\n" xstr(TEST_UPDATE_FUNCTION) "_test: %s\n", fail == 0 ? "Pass" : "Fail"); 257 258 return fail; 259 260 end_ctx: 261 if (update_ctx != NULL) 262 free(update_ctx); 263 goto end; 264 } 265