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Uses built-in byte swap if available (Apple) and if bswap_XX is undefined.

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Defers to pre-defined version if found (e.g. protobuf). For protobuf case, the definitions are identical and thus include order should not affect results.
This commit is contained in:
Karl-Johan Alm
2016-12-16 16:52:35 +09:00
committed by Kalle Alm
parent c9e00591cd
commit 815f4148b2
7 changed files with 95 additions and 0 deletions
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26
src/test/bswap_tests.cpp Normal file
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// Copyright (c) 2016 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include "compat/byteswap.h"
#include "test/test_bitcoin.h"
#include <boost/test/unit_test.hpp>
BOOST_FIXTURE_TEST_SUITE(bswap_tests, BasicTestingSetup)
BOOST_AUTO_TEST_CASE(bswap_tests)
{
// Sibling in bitcoin/src/qt/test/compattests.cpp
uint16_t u1 = 0x1234;
uint32_t u2 = 0x56789abc;
uint64_t u3 = 0xdef0123456789abc;
uint16_t e1 = 0x3412;
uint32_t e2 = 0xbc9a7856;
uint64_t e3 = 0xbc9a78563412f0de;
BOOST_CHECK(bswap_16(u1) == e1);
BOOST_CHECK(bswap_32(u2) == e2);
BOOST_CHECK(bswap_64(u3) == e3);
}
BOOST_AUTO_TEST_SUITE_END()