1 files changed, 202 insertions, 0 deletions
diff --git a/src/lib/tests/hash_test.c b/src/lib/tests/hash_test.c
new file mode 100644
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--- /dev/null
+++ b/src/lib/tests/hash_test.c
@@ -0,0 +1,202 @@
+/*
+ * Ouroboros - Copyright (C) 2016 - 2024
+ *
+ * Test of the hashing functions
+ *
+ *    Dimitri Staessens <dimitri@ouroboros.rocks>
+ *    Sander Vrijders   <sander@ouroboros.rocks>
+ *
+ * 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., http://www.fsf.org/about/contact/.
+ */
+
+#include <ouroboros/hash.h>
+#include <ouroboros/test.h>
+
+#include <stdlib.h>
+#include <stdint.h>
+#include <assert.h>
+#include <string.h>
+#include <stdio.h>
+
+/*
+ * Test vectors calculated at
+ * https://www.lammertbies.nl/comm/info/crc-calculation.html
+ */
+
+struct vec_entry {
+        char * in;
+        char * out;
+};
+
+static int test_crc32(void)
+{
+        int ret = 0;
+
+        struct vec_entry vec [] = {
+                { "0",         "f4dbdf21" },
+                { "123456789", "cbf43926" },
+                { "987654321", "015f0201" },
+                { NULL,        NULL       }
+        };
+
+        struct vec_entry * cur = vec;
+
+        TEST_START();
+
+        while (cur->in != NULL) {
+                uint8_t crc[4];
+                char    res[9];
+
+                str_hash(HASH_CRC32, crc, cur->in);
+
+                sprintf(res, HASH_FMT32, HASH_VAL32(crc));
+                if (strcmp(res, cur->out) != 0) {
+                        printf("Hash failed %s != %s.\n", res, cur->out);
+                        ret |= -1;
+                }
+
+                ++cur;
+        }
+
+        TEST_END(ret);
+
+        return ret;
+}
+
+static int test_md5(void)
+{
+        int ret = 0;
+
+        struct vec_entry vec [] = {{
+                "abc",
+                "900150983cd24fb0d6963f7d28e17f72"
+        }, {
+                "The quick brown fox jumps over the lazy dog",
+                "9e107d9d372bb6826bd81d3542a419d6"
+        }, {
+                "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
+                "8215ef0796a20bcaaae116d3876c664a"
+        }, {
+                NULL,
+                NULL
+        }};
+
+        struct vec_entry * cur = vec;
+
+        TEST_START();
+
+
+        while (cur->in != NULL) {
+                uint8_t md5[16];
+                char    res[33];
+
+                str_hash(HASH_MD5, md5, cur->in);
+
+                sprintf(res, HASH_FMT128, HASH_VAL128(md5));
+                if (strcmp(res, cur->out) != 0) {
+                        printf("Hash failed %s != %s.\n", res, cur->out);
+                        ret |= -1;
+                }
+
+                ++cur;
+        }
+
+        TEST_END(ret);
+
+        return ret;
+}
+
+static int test_sha3(void)
+{
+        int ret = 0;
+
+        uint8_t sha3[64];
+        char    res[129];
+
+        char * in = "abc";
+
+        char * out =
+                "e642824c3f8cf24ad09234ee7d3c766f"
+                "c9a3a5168d0c94ad73b46fdf";
+
+        TEST_START();
+
+        str_hash(HASH_SHA3_224, sha3, in);
+
+        sprintf(res, HASH_FMT224, HASH_VAL224(sha3));
+        if (strcmp(res, out) != 0) {
+                printf("SHA3-224 failed %s != %s", res, out);
+                ret |= -1;
+        }
+
+        out =
+                "3a985da74fe225b2045c172d6bd390bd"
+                "855f086e3e9d525b46bfe24511431532";
+
+        str_hash(HASH_SHA3_256, sha3, in);
+
+        sprintf(res, HASH_FMT256, HASH_VAL256(sha3));
+        if (strcmp(res, out) != 0) {
+                printf("SHA3-256 failed %s != %s.\n", res, out);
+                ret |= -1;
+        }
+
+        out =
+                "ec01498288516fc926459f58e2c6ad8d"
+                "f9b473cb0fc08c2596da7cf0e49be4b2"
+                "98d88cea927ac7f539f1edf228376d25";
+
+        str_hash(HASH_SHA3_384, sha3, in);
+
+        sprintf(res, HASH_FMT384, HASH_VAL384(sha3));
+        if (strcmp(res, out) != 0) {
+                printf("SHA3-384failed %s != %s.'n", res, out);
+                ret |= -1;
+        }
+
+        out =
+                "b751850b1a57168a5693cd924b6b096e"
+                "08f621827444f70d884f5d0240d2712e"
+                "10e116e9192af3c91a7ec57647e39340"
+                "57340b4cf408d5a56592f8274eec53f0";
+
+        str_hash(HASH_SHA3_512, sha3, in);
+
+        sprintf(res, HASH_FMT512, HASH_VAL512(sha3));
+        if (strcmp(res, out) != 0) {
+                printf("SHA3-512 failed %s != %s.\n", res, out);
+                ret |= -1;
+        }
+
+        TEST_END(ret);
+
+        return ret;
+}
+
+int hash_test(int     argc,
+              char ** argv)
+{
+        int ret = 0;
+
+        (void) argc;
+        (void) argv;
+
+        ret |= test_crc32();
+
+        ret |= test_md5();
+
+        ret |= test_sha3();
+
+        return ret;
+}