utils_tests.c

/**********************************************************************
 * Copyright (c) 2015 Jonas Schnelli                                  *
 * Copyright (c) 2022 bluezr                                          *
 * Copyright (c) 2022 The Dogecoin Foundation                         *
 * Distributed under the MIT software license, see the accompanying   *
 * file COPYING or http://www.opensource.org/licenses/mit-license.php.*
 **********************************************************************/
#include "utest.h"

#include <assert.h>
#include <dogecoin/utils.h>

  /* test a buffer overflow protection */
static const char hash_buffer_exc[] = "28969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c128969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c1";

static const char hex2[] = "AA969cdfFFffFF3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c1";

void test_utils()
    {
    size_t outlen = 0;
    unsigned char data[] = { 0x00, 0xFF, 0x00, 0xAA, 0x00, 0xFF, 0x00, 0xAA };
    char hash[] = "28969cdfa74a12c82f3bad960b0b000aca2ac329deea5c2328ebc6f2ba9802c1";
    char hex[sizeof(data) * 2 + 1];
    unsigned char data2[sizeof(data)];
    uint8_t* hash_bin = utils_hex_to_uint8(hash);
    char* new = utils_uint8_to_hex(hash_bin, 32);
    unsigned char data3[64];
    assert(strncmp(new, hash, 64) == 0);

    utils_clear_buffers();

    utils_bin_to_hex(data, sizeof(data), hex);
    assert(strcmp(hex, "00ff00aa00ff00aa") == 0);

    utils_hex_to_bin(hex, data2, strlen(hex), &outlen);
    assert(outlen == 8);
    assert(memcmp(data, data2, outlen) == 0);
    utils_hex_to_uint8(hash_buffer_exc);

    /* test upper and lowercase A / F */
    utils_hex_to_bin(hex2, data3, strlen(hex2), &outlen);
    utils_hex_to_uint8(hex2);
    utils_clear_buffers();
    }