libcruft-util/test/crypto/xtea.cpp
Danny Robson a93dd90da9 types: remove elems function, prefer std::size
Now that std::size is part of our supported compilers we can remove the
old elems function.
2016-11-17 18:06:39 +11:00

58 lines
1.4 KiB
C++

#include "tap.hpp"
#include "crypto/xtea.hpp"
#include "types.hpp"
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},
{0xDEE9D4D8, 0xF7131ED9},
},
{
{0x00000000, 0x00000000, 0x00000000, 0x00000000},
{0x01020304, 0x05060708},
{0x065C1B89, 0x75C6A816},
},
{
{0x00112233, 0x44556677, 0x8899AABB, 0xCCDDEEFF},
{0x01020304, 0x05060708},
{0xDCDD7ACD, 0xC1584B79},
},
{
{0x00112233, 0x44556677, 0x8899AABB, 0xCCDDEEFF},
{0x01234567, 0x89ABCDEF},
{0xB8BF2821, 0x622B5B30},
},
};
util::TAP::logger tap;
for (size_t i = 0; i < std::size (TESTS); ++i) {
const auto &t = TESTS[i];
util::crypto::XTEA 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, "XTEA_enc %zu", i);
tap.expect (dec == t.dec, "XTEA_dec %zu", i);
}
return tap.status ();
}