libcruft-crypto/test/block/tea.cpp

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2018-01-14 17:17:34 +11:00
#include "block/tea.hpp"
#include <cruft/util/tap.hpp>
#include <cruft/util/types.hpp>
using cruft::crypto::block::TEA;
int
main ()
{
// test vectors from 'TeaCrypt', by Logan J. Drews.
static const struct {
std::array<uint32_t,4> key;
std::array<uint32_t,2> dec;
std::array<uint32_t,2> enc;
} TESTS[] = {
{
{ 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
{ 0x00000000, 0x00000000 },
{ 0x41EA3A0A, 0x94BAA940 },
},
{
{ 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
{ 0x01020304, 0x05060708 },
{ 0x6A2F9CF3, 0xFCCF3C55 },
},
{
{ 0x00112233, 0x44556677, 0x8899AABB, 0xCCDDEEFF },
{ 0x01020304, 0x05060708 },
{ 0xDEB1C0A2, 0x7E745DB3 },
},
{
{ 0x00112233, 0x44556677, 0x8899AABB, 0xCCDDEEFF },
{ 0x01234567, 0x89ABCDEF },
{ 0x126C6B92, 0xC0653A3E },
},
};
util::TAP::logger tap;
for (size_t i = 0; i < std::size (TESTS); ++i) {
const auto &t = TESTS[i];
TEA gen (t.key);
std::array<uint32_t,2> enc (t.dec);
gen.encrypt (enc.data (), enc.size ());
std::array<uint32_t,2> dec (t.enc);
gen.decrypt (dec.data (), dec.size ());
tap.expect (enc == t.enc, "TEA_enc %zu", i);
tap.expect (dec == t.dec, "TEA_dec %zu", i);
}
return tap.status ();
}