Source file
src/crypto/tls/prf_test.go
1
2
3
4
5 package tls
6
7 import (
8 "encoding/hex"
9 "testing"
10 )
11
12 type testSplitPreMasterSecretTest struct {
13 in, out1, out2 string
14 }
15
16 var testSplitPreMasterSecretTests = []testSplitPreMasterSecretTest{
17 {"", "", ""},
18 {"00", "00", "00"},
19 {"0011", "00", "11"},
20 {"001122", "0011", "1122"},
21 {"00112233", "0011", "2233"},
22 }
23
24 func TestSplitPreMasterSecret(t *testing.T) {
25 for i, test := range testSplitPreMasterSecretTests {
26 in, _ := hex.DecodeString(test.in)
27 out1, out2 := splitPreMasterSecret(in)
28 s1 := hex.EncodeToString(out1)
29 s2 := hex.EncodeToString(out2)
30 if s1 != test.out1 || s2 != test.out2 {
31 t.Errorf("#%d: got: (%s, %s) want: (%s, %s)", i, s1, s2, test.out1, test.out2)
32 }
33 }
34 }
35
36 type testKeysFromTest struct {
37 version uint16
38 suite *cipherSuite
39 preMasterSecret string
40 clientRandom, serverRandom string
41 masterSecret string
42 clientMAC, serverMAC string
43 clientKey, serverKey string
44 macLen, keyLen int
45 contextKeyingMaterial, noContextKeyingMaterial string
46 }
47
48 func TestKeysFromPreMasterSecret(t *testing.T) {
49 for i, test := range testKeysFromTests {
50 in, _ := hex.DecodeString(test.preMasterSecret)
51 clientRandom, _ := hex.DecodeString(test.clientRandom)
52 serverRandom, _ := hex.DecodeString(test.serverRandom)
53
54 masterSecret := masterFromPreMasterSecret(test.version, test.suite, in, clientRandom, serverRandom)
55 if s := hex.EncodeToString(masterSecret); s != test.masterSecret {
56 t.Errorf("#%d: bad master secret %s, want %s", i, s, test.masterSecret)
57 continue
58 }
59
60 clientMAC, serverMAC, clientKey, serverKey, _, _ := keysFromMasterSecret(test.version, test.suite, masterSecret, clientRandom, serverRandom, test.macLen, test.keyLen, 0)
61 clientMACString := hex.EncodeToString(clientMAC)
62 serverMACString := hex.EncodeToString(serverMAC)
63 clientKeyString := hex.EncodeToString(clientKey)
64 serverKeyString := hex.EncodeToString(serverKey)
65 if clientMACString != test.clientMAC ||
66 serverMACString != test.serverMAC ||
67 clientKeyString != test.clientKey ||
68 serverKeyString != test.serverKey {
69 t.Errorf("#%d: got: (%s, %s, %s, %s) want: (%s, %s, %s, %s)", i, clientMACString, serverMACString, clientKeyString, serverKeyString, test.clientMAC, test.serverMAC, test.clientKey, test.serverKey)
70 }
71
72 ekm := ekmFromMasterSecret(test.version, test.suite, masterSecret, clientRandom, serverRandom)
73 contextKeyingMaterial, err := ekm("label", []byte("context"), 32)
74 if err != nil {
75 t.Fatalf("ekmFromMasterSecret failed: %v", err)
76 }
77
78 noContextKeyingMaterial, err := ekm("label", nil, 32)
79 if err != nil {
80 t.Fatalf("ekmFromMasterSecret failed: %v", err)
81 }
82
83 if hex.EncodeToString(contextKeyingMaterial) != test.contextKeyingMaterial ||
84 hex.EncodeToString(noContextKeyingMaterial) != test.noContextKeyingMaterial {
85 t.Errorf("#%d: got keying material: (%s, %s) want: (%s, %s)", i, contextKeyingMaterial, noContextKeyingMaterial, test.contextKeyingMaterial, test.noContextKeyingMaterial)
86 }
87 }
88 }
89
90
91 var testKeysFromTests = []testKeysFromTest{
92 {
93 VersionTLS10,
94 cipherSuiteByID(TLS_RSA_WITH_RC4_128_SHA),
95 "0302cac83ad4b1db3b9ab49ad05957de2a504a634a386fc600889321e1a971f57479466830ac3e6f468e87f5385fa0c5",
96 "4ae66303755184a3917fcb44880605fcc53baa01912b22ed94473fc69cebd558",
97 "4ae663020ec16e6bb5130be918cfcafd4d765979a3136a5d50c593446e4e44db",
98 "3d851bab6e5556e959a16bc36d66cfae32f672bfa9ecdef6096cbb1b23472df1da63dbbd9827606413221d149ed08ceb",
99 "805aaa19b3d2c0a0759a4b6c9959890e08480119",
100 "2d22f9fe519c075c16448305ceee209fc24ad109",
101 "d50b5771244f850cd8117a9ccafe2cf1",
102 "e076e33206b30507a85c32855acd0919",
103 20,
104 16,
105 "4d1bb6fc278c37d27aa6e2a13c2e079095d143272c2aa939da33d88c1c0cec22",
106 "93fba89599b6321ae538e27c6548ceb8b46821864318f5190d64a375e5d69d41",
107 },
108 {
109 VersionTLS10,
110 cipherSuiteByID(TLS_RSA_WITH_RC4_128_SHA),
111 "03023f7527316bc12cbcd69e4b9e8275d62c028f27e65c745cfcddc7ce01bd3570a111378b63848127f1c36e5f9e4890",
112 "4ae66364b5ea56b20ce4e25555aed2d7e67f42788dd03f3fee4adae0459ab106",
113 "4ae66363ab815cbf6a248b87d6b556184e945e9b97fbdf247858b0bdafacfa1c",
114 "7d64be7c80c59b740200b4b9c26d0baaa1c5ae56705acbcf2307fe62beb4728c19392c83f20483801cce022c77645460",
115 "97742ed60a0554ca13f04f97ee193177b971e3b0",
116 "37068751700400e03a8477a5c7eec0813ab9e0dc",
117 "207cddbc600d2a200abac6502053ee5c",
118 "df3f94f6e1eacc753b815fe16055cd43",
119 20,
120 16,
121 "2c9f8961a72b97cbe76553b5f954caf8294fc6360ef995ac1256fe9516d0ce7f",
122 "274f19c10291d188857ad8878e2119f5aa437d4da556601cf1337aff23154016",
123 },
124 {
125 VersionTLS10,
126 cipherSuiteByID(TLS_RSA_WITH_RC4_128_SHA),
127 "832d515f1d61eebb2be56ba0ef79879efb9b527504abb386fb4310ed5d0e3b1f220d3bb6b455033a2773e6d8bdf951d278a187482b400d45deb88a5d5a6bb7d6a7a1decc04eb9ef0642876cd4a82d374d3b6ff35f0351dc5d411104de431375355addc39bfb1f6329fb163b0bc298d658338930d07d313cd980a7e3d9196cac1",
128 "4ae663b2ee389c0de147c509d8f18f5052afc4aaf9699efe8cb05ece883d3a5e",
129 "4ae664d503fd4cff50cfc1fb8fc606580f87b0fcdac9554ba0e01d785bdf278e",
130 "1aff2e7a2c4279d0126f57a65a77a8d9d0087cf2733366699bec27eb53d5740705a8574bb1acc2abbe90e44f0dd28d6c",
131 "3c7647c93c1379a31a609542aa44e7f117a70085",
132 "0d73102994be74a575a3ead8532590ca32a526d4",
133 "ac7581b0b6c10d85bbd905ffbf36c65e",
134 "ff07edde49682b45466bd2e39464b306",
135 20,
136 16,
137 "678b0d43f607de35241dc7e9d1a7388a52c35033a1a0336d4d740060a6638fe2",
138 "f3b4ac743f015ef21d79978297a53da3e579ee047133f38c234d829c0f907dab",
139 },
140 }
141
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