Ekdohibs
/
zig
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Make Gimli test vector look like the python implementation

master
Frank Denis 2020-11-03 09:13:14 +01:00
parent d764636d21
commit 8d7c160fb4
1 changed files with 22 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
lib/std/crypto/gimli.zig
View File

@ -184,11 +184,31 @@ pub const State = struct {
test "permute" {
// test vector from gimli-20170627
const tv_input = [3][4]u32{
[4]u32{ 0x00000000, 0x9e3779ba, 0x3c6ef37a, 0xdaa66d46 },
[4]u32{ 0x78dde724, 0x1715611a, 0xb54cdb2e, 0x53845566 },
[4]u32{ 0xf1bbcfc8, 0x8ff34a5a, 0x2e2ac522, 0xcc624026 },
};
var input: [48]u8 = undefined;
try std.fmt.hexToBytes(input[0..], "00000000ba79379e7af36e3c466da6da24e7dd781a6115172edb4cb566558453c8cfbbf15a4af38f22c52a2e264062cc");
var i: usize = 0;
while (i < 12) : (i += 1) {
mem.writeIntLittle(u32, input[i * 4 ..][0..4], tv_input[i / 4][i % 4]);
}
var state = State.init(input);
state.permute();
htest.assertEqual("5ac811ba19d1ba9180e80c38682c4cd2eaffce3e1c927a27bda0734fd89c5adaf073b684f72fe53449ef2b9ed6b81bf4", state.toSliceConst());
const tv_output = [3][4]u32{
[4]u32{ 0xba11c85a, 0x91bad119, 0x380ce880, 0xd24c2c68 },
[4]u32{ 0x3eceffea, 0x277a921c, 0x4f73a0bd, 0xda5a9cd8 },
[4]u32{ 0x84b673f0, 0x34e52ff7, 0x9e2bef49, 0xf41bb8d6 },
};
var expected_output: [48]u8 = undefined;
i = 0;
while (i < 12) : (i += 1) {
mem.writeIntLittle(u32, expected_output[i * 4 ..][0..4], tv_output[i / 4][i % 4]);
}
testing.expectEqualSlices(u8, state.toSliceConst(), expected_output[0..]);
}
pub const Hash = struct {