From c46154bd28805c4c597c7aa49e975c220a43a02a Mon Sep 17 00:00:00 2001 From: Matthew Miller Date: Sat, 20 Jun 2020 12:24:50 -0700 Subject: Add helper for converting aaguid to UUID string --- packages/server/src/helpers/convertAAGUIDToString.ts | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 packages/server/src/helpers/convertAAGUIDToString.ts (limited to 'packages/server/src/helpers/convertAAGUIDToString.ts') diff --git a/packages/server/src/helpers/convertAAGUIDToString.ts b/packages/server/src/helpers/convertAAGUIDToString.ts new file mode 100644 index 0000000..36e251b --- /dev/null +++ b/packages/server/src/helpers/convertAAGUIDToString.ts @@ -0,0 +1,18 @@ +/** + * Convert the aaguid buffer in authData into a UUID string + */ +export default function convertAAGUIDToString(aaguid: Buffer): string { + // Raw Hex: adce000235bcc60a648b0b25f1f05503 + const hex = aaguid.toString('hex'); + + const segments: string[] = [ + hex.slice(0, 8), // 8 + hex.slice(8, 12), // 4 + hex.slice(12, 16), // 4 + hex.slice(16, 20), // 4 + hex.slice(20, 32), // 8 + ]; + + // Formatted: adce0002-35bc-c60a-648b-0b25f1f05503 + return segments.join('-'); +} -- cgit v1.2.3