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| (Empty) | |
| 1 <!DOCTYPE html> |
| 2 <html> |
| 3 <head> |
| 4 <script src="../../resources/js-test.js"></script> |
| 5 <script src="resources/common.js"></script> |
| 6 </head> |
| 7 <body> |
| 8 <p id="description"></p> |
| 9 <div id="console"></div> |
| 10 |
| 11 <script> |
| 12 description("Test unwrapping an HKDF key"); |
| 13 |
| 14 jsTestIsAsync = true; |
| 15 |
| 16 kHkdfKey = hexStringToUint8Array("0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b")
; |
| 17 kIv = new Uint8Array(16); |
| 18 |
| 19 var extractable = true; |
| 20 var derivingKeyAlgorithm = { |
| 21 name: "HKDF", |
| 22 hash: "SHA-256", |
| 23 salt: new Uint8Array(), |
| 24 info: new Uint8Array() |
| 25 }; |
| 26 |
| 27 Promise.resolve(null).then(function(result) { |
| 28 // Create a key to use for wrapping/unwrapping |
| 29 return crypto.subtle.generateKey({name: "AES-GCM", length: 256}, false, ['en
crypt', 'unwrapKey']); |
| 30 }).then(function(result) { |
| 31 wrappingKey = result; |
| 32 |
| 33 shouldEvaluateAs("wrappingKey.algorithm.name", "AES-GCM"); |
| 34 shouldEvaluateAs("wrappingKey.extractable", false); |
| 35 shouldEvaluateAs("wrappingKey.usages.join(',')", "encrypt,unwrapKey"); |
| 36 |
| 37 // Wrap the HKDF key. Since the HKDF algorithm does not support the export |
| 38 // key operation, it is wrapped by calling encrypt. |
| 39 return crypto.subtle.encrypt({name: "AES-GCM", length: 256, iv: kIv}, wrappi
ngKey, kHkdfKey); |
| 40 }).then(function(result) { |
| 41 wrappedKey = result; |
| 42 |
| 43 // Unwrap it as a raw key. |
| 44 return crypto.subtle.unwrapKey("raw", wrappedKey, wrappingKey, {name: "AES-G
CM", length: 256, iv: kIv}, "HKDF", false, ['deriveBits']); |
| 45 }).then(function(result) { |
| 46 unwrappedHkdfKey = result; |
| 47 |
| 48 shouldEvaluateAs("unwrappedHkdfKey.algorithm.name", "HKDF"); |
| 49 shouldEvaluateAs("unwrappedHkdfKey.extractable", false); |
| 50 shouldEvaluateAs("unwrappedHkdfKey.usages.join(',')", "deriveBits"); |
| 51 |
| 52 debug("\nUnwrap an HKDF key using pkcs8 as the format."); |
| 53 return crypto.subtle.unwrapKey("pkcs8", wrappedKey, wrappingKey, {name: "AES
-GCM", length: 256, iv: kIv}, "HKDF", false, ['deriveBits']); |
| 54 }).then(failAndFinishJSTest, function(result) { |
| 55 logError(result); |
| 56 }).then(finishJSTest, failAndFinishJSTest); |
| 57 |
| 58 </script> |
| 59 |
| 60 </body> |
| 61 </html> |
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Chromium Code Reviews
Issue 822083003:
Webcrypto: add layout tests for HKDF algorithm (Closed)
Base URL: https://chromium.googlesource.com/chromium/blink.git@master