(t *testing.T)
| 40 | } |
| 41 | |
| 42 | func TestECCSharedKey(t *testing.T) { |
| 43 | now := time.Now() |
| 44 | |
| 45 | msg := "Qt for Windows - Building from Source" + |
| 46 | "This page describes the process of configuring and building Qt for Windows. To download" + |
| 47 | " and install a pre-built Qt for Windows, follow the instructions on the Getting Started with Qt page." |
| 48 | |
| 49 | for i := 0; i < 10; i++ { |
| 50 | ecdh := core.NewECDH(core.ECC_CURVE25519) |
| 51 | ecdhr := core.NewECDH(core.ECC_CURVE25519) |
| 52 | |
| 53 | ssc := ecdh.SharedSecret(ecdhr.PublicKey()) |
| 54 | sss := ecdhr.SharedSecret(ecdh.PublicKey()) |
| 55 | |
| 56 | //if !bytes.Equal(ssc[:], sss[:]) { |
| 57 | // fmt.Printf("shared key is not identical, quit") |
| 58 | // return |
| 59 | //} |
| 60 | |
| 61 | var sscKey, sssKey [core.SymmetricKeySize]byte |
| 62 | copy(sscKey[:], ssc[:]) |
| 63 | copy(sssKey[:], sss[:]) |
| 64 | |
| 65 | hashc := sha256.New() |
| 66 | hashc.Write(ssc[:]) |
| 67 | hashedc := hashc.Sum(nil) |
| 68 | |
| 69 | hashs := sha256.New() |
| 70 | hashs.Write(ssc[:]) |
| 71 | hasheds := hashs.Sum(nil) |
| 72 | |
| 73 | aeadc, err := core.AeadFromKey(core.GCM_AES256, &sscKey) |
| 74 | if err != nil { |
| 75 | fmt.Printf("aead creation error: %v", err) |
| 76 | return |
| 77 | } |
| 78 | aeads, err := core.AeadFromKey(core.GCM_AES256, &sssKey) |
| 79 | if err != nil { |
| 80 | fmt.Printf("aead creation error: %v", err) |
| 81 | return |
| 82 | } |
| 83 | |
| 84 | var nonceBytes [12]byte |
| 85 | aeadCount++ |
| 86 | binary.BigEndian.PutUint64(nonceBytes[:], aeadCount) |
| 87 | |
| 88 | encrypted := aeadc.Seal(nil, nonceBytes[:], []byte(msg), hashedc) |
| 89 | decrypted, err := aeads.Open(nil, nonceBytes[:], encrypted, hasheds) |
| 90 | _ = decrypted |
| 91 | if err != nil { |
| 92 | fmt.Printf("aead decrypt error: %v", err) |
| 93 | return |
| 94 | } |
| 95 | } |
| 96 | |
| 97 | d := time.Since(now) |
| 98 | //fmt.Printf("Decrypted message:\n%s\n", string(decrypted)) |
| 99 | fmt.Printf("ECC verify success with %d microseconds.\n", d.Microseconds()) |
nothing calls this directly
no test coverage detected