| 1 | // |
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| 2 | // Copyright (C) 2019 James E. King III |
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| 3 | // |
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| 4 | // Permission to copy, use, modify, sell and |
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| 5 | // distribute this software is granted provided this copyright notice appears |
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| 6 | // in all copies. This software is provided "as is" without express or implied |
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| 7 | // warranty, and with no claim as to its suitability for any purpose. |
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| 8 | // |
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| 9 | // Distributed under the Boost Software License, Version 1.0. (See |
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| 10 | // accompanying file LICENSE_1_0.txt or copy at |
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| 11 | // https://www.boost.org/LICENSE_1_0.txt) |
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| 12 | // |
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| 13 | |
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| 14 | #ifndef BOOST_UUID_TEST_ENDIAN_2019 |
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| 15 | #define BOOST_UUID_TEST_ENDIAN_2019 |
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| 16 | |
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| 17 | #include <boost/predef/other/endian.h> |
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| 18 | |
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| 19 | namespace boost { |
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| 20 | namespace uuids { |
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| 21 | namespace test { |
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| 22 | |
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| 23 | // |
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| 24 | // A utility to copy a raw digest out from one of the detail hash functions |
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| 25 | // to a byte string for comparisons in testing to known values. |
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| 26 | // |
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| 27 | static void copy_raw_digest(unsigned char* out, const unsigned int *in, size_t inlen) |
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| 28 | { |
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| 29 | for (size_t chunk = 0; chunk < inlen; ++chunk) |
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| 30 | { |
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| 31 | const unsigned char * cin = reinterpret_cast<const unsigned char *>(&in[chunk]); |
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| 32 | for (size_t byte = 0; byte < 4; ++byte) |
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| 33 | { |
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| 34 | #if BOOST_ENDIAN_LITTLE_BYTE |
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| 35 | *out++ = *(cin + (3-byte)); |
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| 36 | #else |
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| 37 | *out++ = *(cin + byte); |
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| 38 | #endif |
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| 39 | } |
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| 40 | } |
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| 41 | } |
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| 42 | |
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| 43 | // |
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| 44 | // A utility to compare and report two raw hashes |
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| 45 | // |
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| 46 | static void test_digest_equal_array(char const * file, int line, char const * function, |
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| 47 | const unsigned char *lhs, |
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| 48 | const unsigned char *rhs, |
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| 49 | size_t len) |
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| 50 | { |
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| 51 | for (size_t i=0; i<len; i++) { |
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| 52 | if ( lhs[i] != rhs[i]) { |
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| 53 | std::cerr << file << "(" << line << "): digest [" ; |
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| 54 | for (size_t l=0; l<len; l++) { |
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| 55 | std::cerr << std::hex << (int)lhs[l]; |
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| 56 | } |
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| 57 | |
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| 58 | std::cerr << "] not equal [" ; |
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| 59 | for (size_t r=0; r<len; r++) { |
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| 60 | std::cerr << std::hex << (int)rhs[r]; |
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| 61 | } |
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| 62 | std::cerr << "] in function '" << function << "'" << std::endl; |
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| 63 | ++boost::detail::test_errors(); |
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| 64 | return; |
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| 65 | } |
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| 66 | } |
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| 67 | } |
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| 68 | |
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| 69 | } |
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| 70 | } |
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| 71 | } |
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| 72 | |
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| 73 | #endif |
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| 74 | |
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