lib: Add test for SHA-3 function

Test the SHA3 function with known hashes.

1 files changed, 295 insertions, 0 deletions

diff --git a/src/lib/tests/sha3_test.c b/src/lib/tests/sha3_test.c
new file mode 100644
index 00000000..30334f49
--- /dev/null
+++ b/src/lib/tests/sha3_test.c
@@ -0,0 +1,295 @@
+/*
+ * Ouroboros - Copyright (C) 2016 - 2017
+ *
+ * Test of the SHA3 function
+ *
+ *    Dimitri Staessens <dimitri.staessens@intec.ugent.be>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "sha3.h"
+
+#include <stdlib.h>
+#include <stdint.h>
+#include <assert.h>
+#include <string.h>
+#include <stdio.h>
+
+static char * hash_to_str(uint8_t * hash,
+                          size_t    len)
+{
+        size_t i;
+
+        char * HEX = "0123456789abcdef";
+        char * str;
+
+        str = malloc(len * 2 + 1);
+        if (str == NULL)
+                return NULL;
+
+        for (i = 0; i < len; ++i) {
+                str[i * 2]     = HEX[(hash[i] & 0xF0) >> 4];
+                str[i * 2 + 1] = HEX[hash[i] & 0x0F];
+        }
+
+        str[2 * i] = '\0';
+
+        return str;
+}
+
+static int check_hash(char *    check,
+                      uint8_t * hash,
+                      size_t    len)
+{
+        char * res;
+        int ret;
+
+        assert(hash);
+        assert(check);
+        assert(strlen(check));
+
+        res = hash_to_str(hash, len);
+        if (res == NULL) {
+                printf("Out of memory.\n");
+                return -1;
+        }
+
+        ret = strcmp(res, check);
+
+        printf("hash  : %s\n", res);
+        printf("check : %s\n\n", check);
+
+        free(res);
+
+        return ret;
+
+}
+
+int sha3_test(int     argc,
+              char ** argv)
+{
+        struct sha3_ctx ctx;
+
+        /* Storage for result. */
+        uint8_t res[sha3_512_hash_size];
+
+        /* SHA3 test vectors */
+        char * str1_inp = "abc";
+
+        char * str1_224 =
+                "e642824c3f8cf24ad09234ee7d3c766f"
+                "c9a3a5168d0c94ad73b46fdf";
+        char * str1_256 =
+                "3a985da74fe225b2045c172d6bd390bd"
+                "855f086e3e9d525b46bfe24511431532";
+        char * str1_384 =
+                "ec01498288516fc926459f58e2c6ad8d"
+                "f9b473cb0fc08c2596da7cf0e49be4b2"
+                "98d88cea927ac7f539f1edf228376d25";
+        char * str1_512 =
+                "b751850b1a57168a5693cd924b6b096e"
+                "08f621827444f70d884f5d0240d2712e"
+                "10e116e9192af3c91a7ec57647e39340"
+                "57340b4cf408d5a56592f8274eec53f0";
+
+        char * str2_inp = "";
+
+        char * str2_224 =
+                "6b4e03423667dbb73b6e15454f0eb1ab"
+                "d4597f9a1b078e3f5b5a6bc7";
+        char * str2_256 =
+                "a7ffc6f8bf1ed76651c14756a061d662"
+                "f580ff4de43b49fa82d80a4b80f8434a";
+        char * str2_384 =
+                "0c63a75b845e4f7d01107d852e4c2485"
+                "c51a50aaaa94fc61995e71bbee983a2a"
+                "c3713831264adb47fb6bd1e058d5f004";
+        char * str2_512 =
+                "a69f73cca23a9ac5c8b567dc185a756e"
+                "97c982164fe25859e0d1dcc1475c80a6"
+                "15b2123af1f5f94c11e3e9402c3ac558"
+                "f500199d95b6d3e301758586281dcd26";
+
+        char * str3_inp =
+                "abcdbcdecdefdefgefghfghighijhijk"
+                "ijkljklmklmnlmnomnopnopq";
+
+        char * str3_224 =
+                "8a24108b154ada21c9fd5574494479ba"
+                "5c7e7ab76ef264ead0fcce33";
+        char * str3_256 =
+                "41c0dba2a9d6240849100376a8235e2c"
+                "82e1b9998a999e21db32dd97496d3376";
+        char * str3_384 =
+                "991c665755eb3a4b6bbdfb75c78a492e"
+                "8c56a22c5c4d7e429bfdbc32b9d4ad5a"
+                "a04a1f076e62fea19eef51acd0657c22";
+        char * str3_512 =
+                "04a371e84ecfb5b8b77cb48610fca818"
+                "2dd457ce6f326a0fd3d7ec2f1e91636d"
+                "ee691fbe0c985302ba1b0d8dc78c0863"
+                "46b533b49c030d99a27daf1139d6e75e";
+
+        char * str4_inp =
+                "abcdefghbcdefghicdefghijdefghijk"
+                "efghijklfghijklmghijklmnhijklmno"
+                "ijklmnopjklmnopqklmnopqrlmnopqrs"
+                "mnopqrstnopqrstu";
+
+        char * str4_224 =
+                "543e6868e1666c1a643630df77367ae5"
+                "a62a85070a51c14cbf665cbc";
+        char * str4_256 =
+                "916f6061fe879741ca6469b43971dfdb"
+                "28b1a32dc36cb3254e812be27aad1d18";
+        char * str4_384 =
+                "79407d3b5916b59c3e30b09822974791"
+                "c313fb9ecc849e406f23592d04f625dc"
+                "8c709b98b43b3852b337216179aa7fc7";
+        char * str4_512 =
+                "afebb2ef542e6579c50cad06d2e578f9"
+                "f8dd6881d7dc824d26360feebf18a4fa"
+                "73e3261122948efcfd492e74e82e2189"
+                "ed0fb440d187f382270cb455f21dd185";
+
+        (void) argc;
+        (void) argv;
+
+        /* 1st input string. */
+        printf("test: %s.\n\n", str1_inp);
+
+        rhash_sha3_224_init(&ctx);
+        rhash_sha3_update(&ctx, (uint8_t *) str1_inp, strlen(str1_inp));
+        rhash_sha3_final(&ctx, (uint8_t *) res);
+
+        if (check_hash(str1_224, res, sha3_224_hash_size))
+                return -1;
+
+        rhash_sha3_256_init(&ctx);
+        rhash_sha3_update(&ctx, (uint8_t *) str1_inp, strlen(str1_inp));
+        rhash_sha3_final(&ctx, (uint8_t *) res);
+
+        if (check_hash(str1_256, res, sha3_256_hash_size))
+                return -1;
+
+        rhash_sha3_384_init(&ctx);
+        rhash_sha3_update(&ctx, (uint8_t *) str1_inp, strlen(str1_inp));
+        rhash_sha3_final(&ctx, (uint8_t *) res);
+
+        if (check_hash(str1_384, res, sha3_384_hash_size))
+                return -1;
+
+        rhash_sha3_512_init(&ctx);
+        rhash_sha3_update(&ctx, (uint8_t *) str1_inp, strlen(str1_inp));
+        rhash_sha3_final(&ctx, (uint8_t *) res);
+
+        if (check_hash(str1_512, res, sha3_512_hash_size))
+                return -1;
+
+        /* 2nd input string. */
+        printf("test: <empty string>.\n\n");
+
+        rhash_sha3_224_init(&ctx);
+        rhash_sha3_update(&ctx, (uint8_t *) str2_inp, strlen(str2_inp));
+        rhash_sha3_final(&ctx, (uint8_t *) res);
+
+        if (check_hash(str2_224, res, sha3_224_hash_size))
+                return -1;
+
+        rhash_sha3_256_init(&ctx);
+        rhash_sha3_update(&ctx, (uint8_t *) str2_inp, strlen(str2_inp));
+        rhash_sha3_final(&ctx, (uint8_t *) res);
+
+        if (check_hash(str2_256, res, sha3_256_hash_size))
+                return -1;
+
+        rhash_sha3_384_init(&ctx);
+        rhash_sha3_update(&ctx, (uint8_t *) str2_inp, strlen(str2_inp));
+        rhash_sha3_final(&ctx, (uint8_t *) res);
+
+        if (check_hash(str2_384, res, sha3_384_hash_size))
+                return -1;
+
+        rhash_sha3_512_init(&ctx);
+        rhash_sha3_update(&ctx, (uint8_t *) str2_inp, strlen(str2_inp));
+        rhash_sha3_final(&ctx, (uint8_t *) res);
+
+        if (check_hash(str2_512, res, sha3_512_hash_size))
+                return -1;
+
+        /* 3rd input string */
+        printf("test: %s.\n\n", str3_inp);
+
+        rhash_sha3_224_init(&ctx);
+        rhash_sha3_update(&ctx, (uint8_t *) str3_inp, strlen(str3_inp));
+        rhash_sha3_final(&ctx, (uint8_t *) res);
+
+        if (check_hash(str3_224, res, sha3_224_hash_size))
+                return -1;
+
+        rhash_sha3_256_init(&ctx);
+        rhash_sha3_update(&ctx, (uint8_t *) str3_inp, strlen(str3_inp));
+        rhash_sha3_final(&ctx, (uint8_t *) res);
+
+        if (check_hash(str3_256, res, sha3_256_hash_size))
+                return -1;
+
+        rhash_sha3_384_init(&ctx);
+        rhash_sha3_update(&ctx, (uint8_t *) str3_inp, strlen(str3_inp));
+        rhash_sha3_final(&ctx, (uint8_t *) res);
+
+        if (check_hash(str3_384, res, sha3_384_hash_size))
+                return -1;
+
+        rhash_sha3_512_init(&ctx);
+        rhash_sha3_update(&ctx, (uint8_t *) str3_inp, strlen(str3_inp));
+        rhash_sha3_final(&ctx, (uint8_t *) res);
+
+        if (check_hash(str3_512, res, sha3_512_hash_size))
+                return -1;
+
+        /* 4th input string. */
+        printf("test: %s.\n\n", str4_inp);
+
+        rhash_sha3_224_init(&ctx);
+        rhash_sha3_update(&ctx, (uint8_t *) str4_inp, strlen(str4_inp));
+        rhash_sha3_final(&ctx, (uint8_t *) res);
+
+        if (check_hash(str4_224, res, sha3_224_hash_size))
+                return -1;
+
+        rhash_sha3_256_init(&ctx);
+        rhash_sha3_update(&ctx, (uint8_t *) str4_inp, strlen(str4_inp));
+        rhash_sha3_final(&ctx, (uint8_t *) res);
+
+        if (check_hash(str4_256, res, sha3_256_hash_size))
+                return -1;
+
+        rhash_sha3_384_init(&ctx);
+        rhash_sha3_update(&ctx, (uint8_t *) str4_inp, strlen(str4_inp));
+        rhash_sha3_final(&ctx, (uint8_t *) res);
+
+        if (check_hash(str4_384, res, sha3_384_hash_size))
+                return -1;
+
+        rhash_sha3_512_init(&ctx);
+        rhash_sha3_update(&ctx, (uint8_t *) str4_inp, strlen(str4_inp));
+        rhash_sha3_final(&ctx, (uint8_t *) res);
+
+        if (check_hash(str4_512, res, sha3_512_hash_size))
+                return -1;
+
+        return 0;
+}