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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /dom/u2f/tests/u2futil.js
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'dom/u2f/tests/u2futil.js')
-rw-r--r--dom/u2f/tests/u2futil.js204
1 files changed, 204 insertions, 0 deletions
diff --git a/dom/u2f/tests/u2futil.js b/dom/u2f/tests/u2futil.js
new file mode 100644
index 000000000..97f5df7a1
--- /dev/null
+++ b/dom/u2f/tests/u2futil.js
@@ -0,0 +1,204 @@
+// Used by local_addTest() / local_completeTest()
+var _countCompletions = 0;
+var _expectedCompletions = 0;
+
+function handleEventMessage(event) {
+ if ("test" in event.data) {
+ let summary = event.data.test + ": " + event.data.msg;
+ log(event.data.status + ": " + summary);
+ ok(event.data.status, summary);
+ } else if ("done" in event.data) {
+ SimpleTest.finish();
+ } else {
+ ok(false, "Unexpected message in the test harness: " + event.data)
+ }
+}
+
+function log(msg) {
+ console.log(msg)
+ let logBox = document.getElementById("log");
+ if (logBox) {
+ logBox.textContent += "\n" + msg;
+ }
+}
+
+function local_is(value, expected, message) {
+ if (value === expected) {
+ local_ok(true, message);
+ } else {
+ local_ok(false, message + " unexpectedly: " + value + " !== " + expected);
+ }
+}
+
+function local_isnot(value, expected, message) {
+ if (value !== expected) {
+ local_ok(true, message);
+ } else {
+ local_ok(false, message + " unexpectedly: " + value + " === " + expected);
+ }
+}
+
+function local_ok(expression, message) {
+ let body = {"test": this.location.pathname, "status":expression, "msg": message}
+ parent.postMessage(body, "http://mochi.test:8888");
+}
+
+function local_doesThrow(fn, name) {
+ let gotException = false;
+ try {
+ fn();
+ } catch (ex) { gotException = true; }
+ local_ok(gotException, name);
+};
+
+function local_expectThisManyTests(count) {
+ if (_expectedCompletions > 0) {
+ local_ok(false, "Error: local_expectThisManyTests should only be called once.");
+ }
+ _expectedCompletions = count;
+}
+
+function local_completeTest() {
+ _countCompletions += 1
+ if (_countCompletions == _expectedCompletions) {
+ log("All tests completed.")
+ local_finished();
+ }
+ if (_countCompletions > _expectedCompletions) {
+ local_ok(false, "Error: local_completeTest called more than local_addTest.");
+ }
+}
+
+function local_finished() {
+ parent.postMessage({"done":true}, "http://mochi.test:8888");
+}
+
+function string2buffer(str) {
+ return (new Uint8Array(str.length)).map((x, i) => str.charCodeAt(i));
+}
+
+function buffer2string(buf) {
+ let str = "";
+ buf.map(x => str += String.fromCharCode(x));
+ return str;
+}
+
+function bytesToBase64(u8a){
+ let CHUNK_SZ = 0x8000;
+ let c = [];
+ for (let i = 0; i < u8a.length; i += CHUNK_SZ) {
+ c.push(String.fromCharCode.apply(null, u8a.subarray(i, i + CHUNK_SZ)));
+ }
+ return window.btoa(c.join(""));
+}
+
+function base64ToBytes(b64encoded) {
+ return new Uint8Array(window.atob(b64encoded).split("").map(function(c) {
+ return c.charCodeAt(0);
+ }));
+}
+
+function bytesToBase64UrlSafe(buf) {
+ return bytesToBase64(buf)
+ .replace(/\+/g, "-")
+ .replace(/\//g, "_")
+ .replace(/=/g, "");
+}
+
+function base64ToBytesUrlSafe(str) {
+ if (str.length % 4 == 1) {
+ throw "Improper b64 string";
+ }
+
+ var b64 = str.replace(/\-/g, "+").replace(/\_/g, "/");
+ while (b64.length % 4 != 0) {
+ b64 += "=";
+ }
+ return base64ToBytes(b64);
+}
+
+function hexEncode(buf) {
+ return Array.from(buf)
+ .map(x => ("0"+x.toString(16)).substr(-2))
+ .join("");
+}
+
+function hexDecode(str) {
+ return new Uint8Array(str.match(/../g).map(x => parseInt(x, 16)));
+}
+
+function importPublicKey(keyBytes) {
+ if (keyBytes[0] != 0x04 || keyBytes.byteLength != 65) {
+ throw "Bad public key octet string";
+ }
+ var jwk = {
+ kty: "EC",
+ crv: "P-256",
+ x: bytesToBase64UrlSafe(keyBytes.slice(1, 33)),
+ y: bytesToBase64UrlSafe(keyBytes.slice(33))
+ };
+ return crypto.subtle.importKey("jwk", jwk, {name: "ECDSA", namedCurve: "P-256"}, true, ["verify"])
+}
+
+function deriveAppAndChallengeParam(appId, clientData) {
+ var appIdBuf = string2buffer(appId);
+ return Promise.all([
+ crypto.subtle.digest("SHA-256", appIdBuf),
+ crypto.subtle.digest("SHA-256", clientData)
+ ])
+ .then(function(digests) {
+ return {
+ appParam: new Uint8Array(digests[0]),
+ challengeParam: new Uint8Array(digests[1]),
+ };
+ });
+}
+
+function assembleSignedData(appParam, presenceAndCounter, challengeParam) {
+ let signedData = new Uint8Array(32 + 1 + 4 + 32);
+ appParam.map((x, i) => signedData[0 + i] = x);
+ presenceAndCounter.map((x, i) => signedData[32 + i] = x);
+ challengeParam.map((x, i) => signedData[37 + i] = x);
+ return signedData;
+}
+
+function assembleRegistrationSignedData(appParam, challengeParam, keyHandle, pubKey) {
+ let signedData = new Uint8Array(1 + 32 + 32 + keyHandle.length + 65);
+ signedData[0] = 0x00;
+ appParam.map((x, i) => signedData[1 + i] = x);
+ challengeParam.map((x, i) => signedData[33 + i] = x);
+ keyHandle.map((x, i) => signedData[65 + i] = x);
+ pubKey.map((x, i) => signedData[65 + keyHandle.length + i] = x);
+ return signedData;
+}
+
+function sanitizeSigArray(arr) {
+ // ECDSA signature fields into WebCrypto must be exactly 32 bytes long, so
+ // this method strips leading padding bytes, if added, and also appends
+ // padding zeros, if needed.
+ if (arr.length > 32) {
+ arr = arr.slice(arr.length - 32)
+ }
+ let ret = new Uint8Array(32);
+ ret.set(arr, ret.length - arr.length);
+ return ret;
+}
+
+function verifySignature(key, data, derSig) {
+ let sigAsn1 = org.pkijs.fromBER(derSig.buffer);
+ let sigR = new Uint8Array(sigAsn1.result.value_block.value[0].value_block.value_hex);
+ let sigS = new Uint8Array(sigAsn1.result.value_block.value[1].value_block.value_hex);
+
+ // The resulting R and S values from the ASN.1 Sequence must be fit into 32
+ // bytes. Sometimes they have leading zeros, sometimes they're too short, it
+ // all depends on what lib generated the signature.
+ let R = sanitizeSigArray(sigR);
+ let S = sanitizeSigArray(sigS);
+
+ let sigData = new Uint8Array(R.length + S.length);
+ sigData.set(R);
+ sigData.set(S, R.length);
+
+ let alg = {name: "ECDSA", hash: "SHA-256"};
+ return crypto.subtle.verify(alg, key, sigData, data);
+}