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curve25519_test.v
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curve25519_test.v
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module curve25519
import rand
import encoding.hex
const (
bytes_error = 'byte-error-error'.repeat(2).bytes() // []u8{len:32}
)
// requirement: when receiving such an array, implementations of x25519 (but not x448) MUST
// mask the most significant bit in the final byte.
fn test_highbit_ignored() ! {
s := rand.bytes(32)!
mut u := rand.bytes(32)!
mut hi0 := []u8{len: 32}
mut hi1 := []u8{len: 32}
u[31] &= 0x7f
scalar_mult(mut hi0, s, u)!
u[31] |= 0x80
scalar_mult(mut hi1, s, u)!
assert hi0 == hi1
}
fn test_x25519_basepoint() {
mut x := []u8{len: 32}
x[0] = 1
for i := 0; i < 200; i++ {
x = x25519(x, base_point) or { curve25519.bytes_error }
assert x != curve25519.bytes_error
}
expected_hex := '89161fde887b2b53de549af483940106ecc114d6982daa98256de23bdf77661a'
result := hex.encode(x)
assert result == expected_hex
}
const (
loworder_points = [
[u8(0x00), 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00],
[u8(0x01), 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00],
[u8(0xe0), 0xeb, 0x7a, 0x7c, 0x3b, 0x41, 0xb8, 0xae, 0x16, 0x56, 0xe3, 0xfa, 0xf1, 0x9f,
0xc4, 0x6a, 0xda, 0x09, 0x8d, 0xeb, 0x9c, 0x32, 0xb1, 0xfd, 0x86, 0x62, 0x05, 0x16,
0x5f, 0x49, 0xb8, 0x00],
[u8(0x5f), 0x9c, 0x95, 0xbc, 0xa3, 0x50, 0x8c, 0x24, 0xb1, 0xd0, 0xb1, 0x55, 0x9c, 0x83,
0xef, 0x5b, 0x04, 0x44, 0x5c, 0xc4, 0x58, 0x1c, 0x8e, 0x86, 0xd8, 0x22, 0x4e, 0xdd,
0xd0, 0x9f, 0x11, 0x57],
[u8(0xec), 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0x7f],
[u8(0xed), 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0x7f],
[u8(0xee), 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0x7f],
]
)
fn test_low_order_points() ! {
nil_bytes := []u8{len: 32}
scalar := rand.bytes(scalar_size) or { panic(err.msg()) }
for p in curve25519.loworder_points {
out := x25519(scalar, p) or { curve25519.bytes_error }
assert out == curve25519.bytes_error
assert out != nil_bytes
}
}
fn test_legacy_scalar_mult() ! {
for item in curve25519.tests_vectors {
mut got := []u8{len: 32}
scalar_mult(mut got, item.input, item.base)!
assert got == item.expect
}
}
fn test_x25519_scalar_mult() ! {
for i, item in curve25519.tests_vectors {
got := x25519(item.input, item.base)!
assert got == item.expect
}
}
struct Vectors {
input []u8
base []u8
expect []u8
}
const (
inp1 = hex.decode('a546e36bf0527c9d3b16154b82465edd62144c0ac1fc5a18506a2244ba449ac4') or {
panic(err.msg())
}
base1 = hex.decode('e6db6867583030db3594c1a424b15f7c726624ec26b3353b10a903a6d0ab1c4c') or {
panic(err.msg())
}
expect1 = hex.decode('c3da55379de9c6908e94ea4df28d084f32eccf03491c71f754b4075577a28552') or {
panic(err.msg())
}
inp2 = hex.decode('4b66e9d4d1b4673c5ad22691957d6af5c11b6421e0ea01d42ca4169e7918ba0d') or {
panic(err.msg())
}
base2 = hex.decode('e5210f12786811d3f4b7959d0538ae2c31dbe7106fc03c3efc4cd549c715a493') or {
panic(err.msg())
}
expect2 = hex.decode('95cbde9476e8907d7aade45cb4b873f88b595a68799fa152e6f8f7647aac7957') or {
panic(err.msg())
}
)
const (
tests_vectors = [
Vectors{
input: inp1
base: base1
expect: expect1
},
Vectors{
input: inp2
base: base2
expect: expect2
},
Vectors{
input: [u8(0x66), 0x8f, 0xb9, 0xf7, 0x6a, 0xd9, 0x71, 0xc8, 0x1a, 0xc9, 0x0, 0x7, 0x1a,
0x15, 0x60, 0xbc, 0xe2, 0xca, 0x0, 0xca, 0xc7, 0xe6, 0x7a, 0xf9, 0x93, 0x48, 0x91,
0x37, 0x61, 0x43, 0x40, 0x14]
base: [u8(0xdb), 0x5f, 0x32, 0xb7, 0xf8, 0x41, 0xe7, 0xa1, 0xa0, 0x9, 0x68, 0xef, 0xfd,
0xed, 0x12, 0x73, 0x5f, 0xc4, 0x7a, 0x3e, 0xb1, 0x3b, 0x57, 0x9a, 0xac, 0xad, 0xea,
0xe8, 0x9, 0x39, 0xa7, 0xdd]
expect: [u8(0x9), 0xd, 0x85, 0xe5, 0x99, 0xea, 0x8e, 0x2b, 0xee, 0xb6, 0x13, 0x4, 0xd3,
0x7b, 0xe1, 0xe, 0xc5, 0xc9, 0x5, 0xf9, 0x92, 0x7d, 0x32, 0xf4, 0x2a, 0x9a, 0xa,
0xfb, 0x3e, 0xb, 0x40, 0x74]
},
Vectors{
input: [u8(0x63), 0x66, 0x95, 0xe3, 0x4f, 0x75, 0xb9, 0xa2, 0x79, 0xc8, 0x70, 0x6f,
0xad, 0x12, 0x89, 0xf2, 0xc0, 0xb1, 0xe2, 0x2e, 0x16, 0xf8, 0xb8, 0x86, 0x17, 0x29,
0xc1, 0xa, 0x58, 0x29, 0x58, 0xaf]
base: [u8(0x9), 0xd, 0x7, 0x1, 0xf8, 0xfd, 0xe2, 0x8f, 0x70, 0x4, 0x3b, 0x83, 0xf2,
0x34, 0x62, 0x25, 0x41, 0x9b, 0x18, 0xa7, 0xf2, 0x7e, 0x9e, 0x3d, 0x2b, 0xfd, 0x4,
0xe1, 0xf, 0x3d, 0x21, 0x3e]
expect: [u8(0xbf), 0x26, 0xec, 0x7e, 0xc4, 0x13, 0x6, 0x17, 0x33, 0xd4, 0x40, 0x70,
0xea, 0x67, 0xca, 0xb0, 0x2a, 0x85, 0xdc, 0x1b, 0xe8, 0xcf, 0xe1, 0xff, 0x73, 0xd5,
0x41, 0xcc, 0x8, 0x32, 0x55, 0x6]
},
Vectors{
input: [u8(0x73), 0x41, 0x81, 0xcd, 0x1a, 0x94, 0x6, 0x52, 0x2a, 0x56, 0xfe, 0x25,
0xe4, 0x3e, 0xcb, 0xf0, 0x29, 0x5d, 0xb5, 0xdd, 0xd0, 0x60, 0x9b, 0x3c, 0x2b, 0x4e,
0x79, 0xc0, 0x6f, 0x8b, 0xd4, 0x6d]
base: [u8(0xf8), 0xa8, 0x42, 0x1c, 0x7d, 0x21, 0xa9, 0x2d, 0xb3, 0xed, 0xe9, 0x79,
0xe1, 0xfa, 0x6a, 0xcb, 0x6, 0x2b, 0x56, 0xb1, 0x88, 0x5c, 0x71, 0xc5, 0x11, 0x53,
0xcc, 0xb8, 0x80, 0xac, 0x73, 0x15]
expect: [u8(0x11), 0x76, 0xd0, 0x16, 0x81, 0xf2, 0xcf, 0x92, 0x9d, 0xa2, 0xc7, 0xa3,
0xdf, 0x66, 0xb5, 0xd7, 0x72, 0x9f, 0xd4, 0x22, 0x22, 0x6f, 0xd6, 0x37, 0x42, 0x16,
0xbf, 0x7e, 0x2, 0xfd, 0xf, 0x62]
},
Vectors{
input: [u8(0x1f), 0x70, 0x39, 0x1f, 0x6b, 0xa8, 0x58, 0x12, 0x94, 0x13, 0xbd, 0x80,
0x1b, 0x12, 0xac, 0xbf, 0x66, 0x23, 0x62, 0x82, 0x5c, 0xa2, 0x50, 0x9c, 0x81, 0x87,
0x59, 0xa, 0x2b, 0xe, 0x61, 0x72]
base: [u8(0xd3), 0xea, 0xd0, 0x7a, 0x0, 0x8, 0xf4, 0x45, 0x2, 0xd5, 0x80, 0x8b, 0xff,
0xc8, 0x97, 0x9f, 0x25, 0xa8, 0x59, 0xd5, 0xad, 0xf4, 0x31, 0x2e, 0xa4, 0x87, 0x48,
0x9c, 0x30, 0xe0, 0x1b, 0x3b]
expect: [u8(0xf8), 0x48, 0x2f, 0x2e, 0x9e, 0x58, 0xbb, 0x6, 0x7e, 0x86, 0xb2, 0x87,
0x24, 0xb3, 0xc0, 0xa3, 0xbb, 0xb5, 0x7, 0x3e, 0x4c, 0x6a, 0xcd, 0x93, 0xdf, 0x54,
0x5e, 0xff, 0xdb, 0xba, 0x50, 0x5f]
},
Vectors{
input: [u8(0x3a), 0x7a, 0xe6, 0xcf, 0x8b, 0x88, 0x9d, 0x2b, 0x7a, 0x60, 0xa4, 0x70,
0xad, 0x6a, 0xd9, 0x99, 0x20, 0x6b, 0xf5, 0x7d, 0x90, 0x30, 0xdd, 0xf7, 0xf8, 0x68,
0xc, 0x8b, 0x1a, 0x64, 0x5d, 0xaa]
base: [u8(0x4d), 0x25, 0x4c, 0x80, 0x83, 0xd8, 0x7f, 0x1a, 0x9b, 0x3e, 0xa7, 0x31,
0xef, 0xcf, 0xf8, 0xa6, 0xf2, 0x31, 0x2d, 0x6f, 0xed, 0x68, 0xe, 0xf8, 0x29, 0x18,
0x51, 0x61, 0xc8, 0xfc, 0x50, 0x60]
expect: [u8(0x47), 0xb3, 0x56, 0xd5, 0x81, 0x8d, 0xe8, 0xef, 0xac, 0x77, 0x4b, 0x71,
0x4c, 0x42, 0xc4, 0x4b, 0xe6, 0x85, 0x23, 0xdd, 0x57, 0xdb, 0xd7, 0x39, 0x62, 0xd5,
0xa5, 0x26, 0x31, 0x87, 0x62, 0x37]
},
Vectors{
input: [u8(0x20), 0x31, 0x61, 0xc3, 0x15, 0x9a, 0x87, 0x6a, 0x2b, 0xea, 0xec, 0x29,
0xd2, 0x42, 0x7f, 0xb0, 0xc7, 0xc3, 0xd, 0x38, 0x2c, 0xd0, 0x13, 0xd2, 0x7c, 0xc3,
0xd3, 0x93, 0xdb, 0xd, 0xaf, 0x6f]
base: [u8(0x6a), 0xb9, 0x5d, 0x1a, 0xbe, 0x68, 0xc0, 0x9b, 0x0, 0x5c, 0x3d, 0xb9, 0x4,
0x2c, 0xc9, 0x1a, 0xc8, 0x49, 0xf7, 0xe9, 0x4a, 0x2a, 0x4a, 0x9b, 0x89, 0x36, 0x78,
0x97, 0xb, 0x7b, 0x95, 0xbf]
expect: [u8(0x11), 0xed, 0xae, 0xdc, 0x95, 0xff, 0x78, 0xf5, 0x63, 0xa1, 0xc8, 0xf1,
0x55, 0x91, 0xc0, 0x71, 0xde, 0xa0, 0x92, 0xb4, 0xd7, 0xec, 0xaa, 0xc8, 0xe0, 0x38,
0x7b, 0x5a, 0x16, 0xc, 0x4e, 0x5d]
},
Vectors{
input: [u8(0x13), 0xd6, 0x54, 0x91, 0xfe, 0x75, 0xf2, 0x3, 0xa0, 0x8, 0xb4, 0x41, 0x5a,
0xbc, 0x60, 0xd5, 0x32, 0xe6, 0x95, 0xdb, 0xd2, 0xf1, 0xe8, 0x3, 0xac, 0xcb, 0x34,
0xb2, 0xb7, 0x2c, 0x3d, 0x70]
base: [u8(0x2e), 0x78, 0x4e, 0x4, 0xca, 0x0, 0x73, 0x33, 0x62, 0x56, 0xa8, 0x39, 0x25,
0x5e, 0xd2, 0xf7, 0xd4, 0x79, 0x6a, 0x64, 0xcd, 0xc3, 0x7f, 0x1e, 0xb0, 0xe5, 0xc4,
0xc8, 0xd1, 0xd1, 0xe0, 0xf5]
expect: [u8(0x56), 0x3e, 0x8c, 0x9a, 0xda, 0xa7, 0xd7, 0x31, 0x1, 0xb0, 0xf2, 0xea,
0xd3, 0xca, 0xe1, 0xea, 0x5d, 0x8f, 0xcd, 0x5c, 0xd3, 0x60, 0x80, 0xbb, 0x8e, 0x6e,
0xc0, 0x3d, 0x61, 0x45, 0x9, 0x17]
},
Vectors{
input: [u8(0x68), 0x6f, 0x7d, 0xa9, 0x3b, 0xf2, 0x68, 0xe5, 0x88, 0x6, 0x98, 0x31,
0xf0, 0x47, 0x16, 0x3f, 0x33, 0x58, 0x99, 0x89, 0xd0, 0x82, 0x6e, 0x98, 0x8, 0xfb,
0x67, 0x8e, 0xd5, 0x7e, 0x67, 0x49]
base: [u8(0x8b), 0x54, 0x9b, 0x2d, 0xf6, 0x42, 0xd3, 0xb2, 0x5f, 0xe8, 0x38, 0xf, 0x8c,
0xc4, 0x37, 0x5f, 0x99, 0xb7, 0xbb, 0x4d, 0x27, 0x5f, 0x77, 0x9f, 0x3b, 0x7c, 0x81,
0xb8, 0xa2, 0xbb, 0xc1, 0x29]
expect: [u8(0x1), 0x47, 0x69, 0x65, 0x42, 0x6b, 0x61, 0x71, 0x74, 0x9a, 0x8a, 0xdd,
0x92, 0x35, 0x2, 0x5c, 0xe5, 0xf5, 0x57, 0xfe, 0x40, 0x9, 0xf7, 0x39, 0x30, 0x44,
0xeb, 0xbb, 0x8a, 0xe9, 0x52, 0x79]
},
Vectors{
input: [u8(0x82), 0xd6, 0x1c, 0xce, 0xdc, 0x80, 0x6a, 0x60, 0x60, 0xa3, 0x34, 0x9a,
0x5e, 0x87, 0xcb, 0xc7, 0xac, 0x11, 0x5e, 0x4f, 0x87, 0x77, 0x62, 0x50, 0xae, 0x25,
0x60, 0x98, 0xa7, 0xc4, 0x49, 0x59]
base: [u8(0x8b), 0x6b, 0x9d, 0x8, 0xf6, 0x1f, 0xc9, 0x1f, 0xe8, 0xb3, 0x29, 0x53, 0xc4,
0x23, 0x40, 0xf0, 0x7, 0xb5, 0x71, 0xdc, 0xb0, 0xa5, 0x6d, 0x10, 0x72, 0x4e, 0xce,
0xf9, 0x95, 0xc, 0xfb, 0x25]
expect: [u8(0x9c), 0x49, 0x94, 0x1f, 0x9c, 0x4f, 0x18, 0x71, 0xfa, 0x40, 0x91, 0xfe,
0xd7, 0x16, 0xd3, 0x49, 0x99, 0xc9, 0x52, 0x34, 0xed, 0xf2, 0xfd, 0xfb, 0xa6, 0xd1,
0x4a, 0x5a, 0xfe, 0x9e, 0x5, 0x58]
},
Vectors{
input: [u8(0x7d), 0xc7, 0x64, 0x4, 0x83, 0x13, 0x97, 0xd5, 0x88, 0x4f, 0xdf, 0x6f,
0x97, 0xe1, 0x74, 0x4c, 0x9e, 0xb1, 0x18, 0xa3, 0x1a, 0x7b, 0x23, 0xf8, 0xd7, 0x9f,
0x48, 0xce, 0x9c, 0xad, 0x15, 0x4b]
base: [u8(0x1a), 0xcd, 0x29, 0x27, 0x84, 0xf4, 0x79, 0x19, 0xd4, 0x55, 0xf8, 0x87,
0x44, 0x83, 0x58, 0x61, 0xb, 0xb9, 0x45, 0x96, 0x70, 0xeb, 0x99, 0xde, 0xe4, 0x60,
0x5, 0xf6, 0x89, 0xca, 0x5f, 0xb6]
expect: [u8(0x0), 0xf4, 0x3c, 0x2, 0x2e, 0x94, 0xea, 0x38, 0x19, 0xb0, 0x36, 0xae,
0x2b, 0x36, 0xb2, 0xa7, 0x61, 0x36, 0xaf, 0x62, 0x8a, 0x75, 0x1f, 0xe5, 0xd0, 0x1e,
0x3, 0xd, 0x44, 0x25, 0x88, 0x59]
},
Vectors{
input: [u8(0xfb), 0xc4, 0x51, 0x1d, 0x23, 0xa6, 0x82, 0xae, 0x4e, 0xfd, 0x8, 0xc8,
0x17, 0x9c, 0x1c, 0x6, 0x7f, 0x9c, 0x8b, 0xe7, 0x9b, 0xbc, 0x4e, 0xff, 0x5c, 0xe2,
0x96, 0xc6, 0xbc, 0x1f, 0xf4, 0x45]
base: [u8(0x55), 0xca, 0xff, 0x21, 0x81, 0xf2, 0x13, 0x6b, 0xe, 0xd0, 0xe1, 0xe2, 0x99,
0x44, 0x48, 0xe1, 0x6c, 0xc9, 0x70, 0x64, 0x6a, 0x98, 0x3d, 0x14, 0xd, 0xc4, 0xea,
0xb3, 0xd9, 0x4c, 0x28, 0x4e]
expect: [u8(0xae), 0x39, 0xd8, 0x16, 0x53, 0x23, 0x45, 0x79, 0x4d, 0x26, 0x91, 0xe0,
0x80, 0x1c, 0xaa, 0x52, 0x5f, 0xc3, 0x63, 0x4d, 0x40, 0x2c, 0xe9, 0x58, 0xb, 0x33,
0x38, 0xb4, 0x6f, 0x8b, 0xb9, 0x72]
},
Vectors{
input: [u8(0x4e), 0x6, 0xc, 0xe1, 0xc, 0xeb, 0xf0, 0x95, 0x9, 0x87, 0x16, 0xc8, 0x66,
0x19, 0xeb, 0x9f, 0x7d, 0xf6, 0x65, 0x24, 0x69, 0x8b, 0xa7, 0x98, 0x8c, 0x3b, 0x90,
0x95, 0xd9, 0xf5, 0x1, 0x34]
base: [u8(0x57), 0x73, 0x3f, 0x2d, 0x86, 0x96, 0x90, 0xd0, 0xd2, 0xed, 0xae, 0xc9,
0x52, 0x3d, 0xaa, 0x2d, 0xa9, 0x54, 0x45, 0xf4, 0x4f, 0x57, 0x83, 0xc1, 0xfa, 0xec,
0x6c, 0x3a, 0x98, 0x28, 0x18, 0xf3]
expect: [u8(0xa6), 0x1e, 0x74, 0x55, 0x2c, 0xce, 0x75, 0xf5, 0xe9, 0x72, 0xe4, 0x24,
0xf2, 0xcc, 0xb0, 0x9c, 0x83, 0xbc, 0x1b, 0x67, 0x1, 0x47, 0x48, 0xf0, 0x2c, 0x37,
0x1a, 0x20, 0x9e, 0xf2, 0xfb, 0x2c]
},
Vectors{
input: [u8(0x5c), 0x49, 0x2c, 0xba, 0x2c, 0xc8, 0x92, 0x48, 0x8a, 0x9c, 0xeb, 0x91,
0x86, 0xc2, 0xaa, 0xc2, 0x2f, 0x1, 0x5b, 0xf3, 0xef, 0x8d, 0x3e, 0xcc, 0x9c, 0x41,
0x76, 0x97, 0x62, 0x61, 0xaa, 0xb1]
base: [u8(0x67), 0x97, 0xc2, 0xe7, 0xdc, 0x92, 0xcc, 0xbe, 0x7c, 0x5, 0x6b, 0xec, 0x35,
0xa, 0xb6, 0xd3, 0xbd, 0x2a, 0x2c, 0x6b, 0xc5, 0xa8, 0x7, 0xbb, 0xca, 0xe1, 0xf6,
0xc2, 0xaf, 0x80, 0x36, 0x44]
expect: [u8(0xfc), 0xf3, 0x7, 0xdf, 0xbc, 0x19, 0x2, 0xb, 0x28, 0xa6, 0x61, 0x8c, 0x6c,
0x62, 0x2f, 0x31, 0x7e, 0x45, 0x96, 0x7d, 0xac, 0xf4, 0xae, 0x4a, 0xa, 0x69, 0x9a,
0x10, 0x76, 0x9f, 0xde, 0x14]
},
Vectors{
input: [u8(0xea), 0x33, 0x34, 0x92, 0x96, 0x5, 0x5a, 0x4e, 0x8b, 0x19, 0x2e, 0x3c,
0x23, 0xc5, 0xf4, 0xc8, 0x44, 0x28, 0x2a, 0x3b, 0xfc, 0x19, 0xec, 0xc9, 0xdc, 0x64,
0x6a, 0x42, 0xc3, 0x8d, 0xc2, 0x48]
base: [u8(0x2c), 0x75, 0xd8, 0x51, 0x42, 0xec, 0xad, 0x3e, 0x69, 0x44, 0x70, 0x4, 0x54,
0xc, 0x1c, 0x23, 0x54, 0x8f, 0xc8, 0xf4, 0x86, 0x25, 0x1b, 0x8a, 0x19, 0x46, 0x3f,
0x3d, 0xf6, 0xf8, 0xac, 0x61]
expect: [u8(0x5d), 0xca, 0xb6, 0x89, 0x73, 0xf9, 0x5b, 0xd3, 0xae, 0x4b, 0x34, 0xfa,
0xb9, 0x49, 0xfb, 0x7f, 0xb1, 0x5a, 0xf1, 0xd8, 0xca, 0xe2, 0x8c, 0xd6, 0x99, 0xf9,
0xc1, 0xaa, 0x33, 0x37, 0x34, 0x2f]
},
Vectors{
input: [u8(0x4f), 0x29, 0x79, 0xb1, 0xec, 0x86, 0x19, 0xe4, 0x5c, 0xa, 0xb, 0x2b, 0x52,
0x9, 0x34, 0x54, 0x1a, 0xb9, 0x44, 0x7, 0xb6, 0x4d, 0x19, 0xa, 0x76, 0xf3, 0x23,
0x14, 0xef, 0xe1, 0x84, 0xe7]
base: [u8(0xf7), 0xca, 0xe1, 0x8d, 0x8d, 0x36, 0xa7, 0xf5, 0x61, 0x17, 0xb8, 0xb7,
0xe, 0x25, 0x52, 0x27, 0x7f, 0xfc, 0x99, 0xdf, 0x87, 0x56, 0xb5, 0xe1, 0x38, 0xbf,
0x63, 0x68, 0xbc, 0x87, 0xf7, 0x4c]
expect: [u8(0xe4), 0xe6, 0x34, 0xeb, 0xb4, 0xfb, 0x66, 0x4f, 0xe8, 0xb2, 0xcf, 0xa1,
0x61, 0x5f, 0x0, 0xe6, 0x46, 0x6f, 0xff, 0x73, 0x2c, 0xe1, 0xf8, 0xa0, 0xc8, 0xd2,
0x72, 0x74, 0x31, 0xd1, 0x6f, 0x14]
},
Vectors{
input: [u8(0xf5), 0xd8, 0xa9, 0x27, 0x90, 0x1d, 0x4f, 0xa4, 0x24, 0x90, 0x86, 0xb7,
0xff, 0xec, 0x24, 0xf5, 0x29, 0x7d, 0x80, 0x11, 0x8e, 0x4a, 0xc9, 0xd3, 0xfc, 0x9a,
0x82, 0x37, 0x95, 0x1e, 0x3b, 0x7f]
base: [u8(0x3c), 0x23, 0x5e, 0xdc, 0x2, 0xf9, 0x11, 0x56, 0x41, 0xdb, 0xf5, 0x16, 0xd5,
0xde, 0x8a, 0x73, 0x5d, 0x6e, 0x53, 0xe2, 0x2a, 0xa2, 0xac, 0x14, 0x36, 0x56, 0x4,
0x5f, 0xf2, 0xe9, 0x52, 0x49]
expect: [u8(0xab), 0x95, 0x15, 0xab, 0x14, 0xaf, 0x9d, 0x27, 0xe, 0x1d, 0xae, 0xc,
0x56, 0x80, 0xcb, 0xc8, 0x88, 0xb, 0xd8, 0xa8, 0xe7, 0xeb, 0x67, 0xb4, 0xda, 0x42,
0xa6, 0x61, 0x96, 0x1e, 0xfc, 0xb]
},
]
)
// Please be aware, this is long running times test, its loop until 1000000 times.
// so, please be patient. See the detail of the type 2 test from rfc
// see at https://datatracker.ietf.org/doc/html/rfc7748#section-5.2
//
// Disabled due to its takes long time, please uncomment it if you need run the test.
/*
fn test_x25519_after_iteration_from_rfc_vector_type2() ! {
iteration1 := hex.decode('422c8e7a6227d7bca1350b3e2bb7279f7897b87bb6854b783c60e80311ae3079') or {panic(err.msg())}
iteration1000 := hex.decode('684cf59ba83309552800ef566f2f4d3c1c3887c49360e3875f2eb94d99532c51') or {panic(err.msg())}
iteration1000000 := hex.decode('7c3911e0ab2586fd864497297e575e6f3bc601c0883c30df5f4dd2d24f665424') or {panic(err.msg())}
key := '0900000000000000000000000000000000000000000000000000000000000000'
k := hex.decode(key) or {panic(err.msg())}
u := k.clone()
for i in 0..1000000 {
println("start i: $i")
tmp_k := k.clone()
r := x25519(k, u) !
unsafe {u = tmp_k}
unsafe {k = r}
if i == 0 {
assert k == iteration1
} else if i == 999 {
assert k == iteration1000
} else if i == 999999 {
assert k == iteration1000000
}
}
}*/