Add getCoseKeyType - missing function in secure payment confirmation. [chromium/src : main]

[Slobodan Pejic (Gerrit)]

Slobodan Pejic has uploaded the change for review

Commit message

Add getCoseKeyType - missing function in secure payment confirmation.

Bug: 474614620

Change-Id: I7d1cb5bbefbeb63958434f3ff8147b7c67743aa4

Change diff

diff --git a/third_party/blink/web_tests/external/wpt/secure-payment-confirmation/utils-bbk.js b/third_party/blink/web_tests/external/wpt/secure-payment-confirmation/utils-bbk.js
index 45f7db1..aaf5774 100644
--- a/third_party/blink/web_tests/external/wpt/secure-payment-confirmation/utils-bbk.js
+++ b/third_party/blink/web_tests/external/wpt/secure-payment-confirmation/utils-bbk.js
@@ -9,6 +9,16 @@
   return Uint8Array.from(base64urlDecode(encoded), c => c.charCodeAt(0));
 }
 
+// Given the Uint8Array of the encoded CoseKey return the key type. Key types
+// are enumerated in https://www.iana.org/assignments/cose/cose.xhtml#key-type
+function getCoseKeyType(encodedCoseKey) {
+  const parsed = new Cbor(encodedCoseKey);
+  const cbor = parsed.getCBOR();
+  // The index 1 represents the key type, see
+  // https://www.iana.org/assignments/cose/cose.xhtml#key-common-parameters
+  return cbor[1];
+}
+
 // The result of a browser bound key verification.
 const BrowserBoundKeyVerificationResult = Object.freeze({
   // No browser bound key was included.

Change information

Files:

• M third_party/blink/web_tests/external/wpt/secure-payment-confirmation/utils-bbk.js

Change size: S

Delta: 1 file changed, 10 insertions(+), 0 deletions(-)

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Gerrit

Gerrit-MessageType: newchange

Gerrit-Project: chromium/src

Gerrit-Branch: main

Gerrit-Change-Id: I7d1cb5bbefbeb63958434f3ff8147b7c67743aa4

Gerrit-Change-Number: 7418545

Gerrit-PatchSet: 1

Gerrit-Owner: Slobodan Pejic <slob...@chromium.org>

Gerrit-CC: chromium...@chromium.org