use hash-wasm to calculate checksum (#103)

commaai · Feb 19, 2025 · 2c7cfac · 2c7cfac
1 parent 6e3a276
commit 2c7cfac
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Showing 3 changed files with 4 additions and 4 deletions.
diff --git a/bun.lockb b/bun.lockb
diff --git a/package.json b/package.json
@@ -18,7 +18,7 @@
     "@fontsource-variable/inter": "^5.0.18",
     "@fontsource-variable/jetbrains-mono": "^5.0.21",
     "comlink": "^4.4.1",
-    "jssha": "^3.3.1",
+    "hash-wasm": "^4.12.0",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
     "xz-decompress": "^0.2.1"

diff --git a/src/workers/image.worker.js b/src/workers/image.worker.js
@@ -1,6 +1,6 @@
 import * as Comlink from 'comlink'
 
-import jsSHA from 'jssha'
+import { createSHA256 } from 'hash-wasm'
 import { XzReadableStream } from 'xz-decompress'
 
 /**
@@ -133,7 +133,7 @@ const imageWorker = {
       }
     }
 
-    const shaObj = new jsSHA('SHA-256', 'UINT8ARRAY')
+    const shaObj = await createSHA256()
     let complete
     try {
       let stream = archiveFile.stream()
@@ -166,7 +166,7 @@ const imageWorker = {
       throw `Error closing file handle: ${e}`
     }
 
-    const checksum = shaObj.getHash('HEX')
+    const checksum = shaObj.digest()
     if (checksum !== expectedChecksum) {
       throw `Checksum mismatch: got ${checksum}, expected ${expectedChecksum}`
     }