fix webble ATT_MTU bug

taichunmin · Sep 5, 2023 · 5fe2c91 · 5fe2c91
1 parent d6d3a77
commit 5fe2c91
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Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/README.md b/README.md
@@ -315,6 +315,8 @@ console.log(JSON.stringify(resp6)) // {"success":[1,1,1,1,... (truncated)]}
 * [Mifare Classic 1k ev1 v3.2 | NXP](https://www.nxp.com/docs/en/data-sheet/MF1S50YYX_V1.pdf)
 * [Mifare Classic 4k ev1 v3.2 | NXP](https://www.nxp.com/docs/en/data-sheet/MF1S70YYX_V1.pdf)
 * [Mifare Identifcation Procedure - AN10833 | NXP](https://www.nxp.com/docs/en/application-note/AN10833.pdf)
+* [MIFARE ISO/IEC 14443 PICC selection - AN10834 | NXP](https://www.nxp.com/docs/en/application-note/AN10834.pdf)
+* [MIFARE product and handling of UIDs - AN10927 | NXP](https://www.nxp.com/docs/en/application-note/AN10927.pdf)
 * [A 2018 practical guide to hacking NFC/RFID](https://smartlockpicking.com/slides/Confidence_A_2018_Practical_Guide_To_Hacking_RFID_NFC.pdf)
 * [Magic Cards Notes](https://github.com/RfidResearchGroup/proxmark3/blob/master/doc/magic_cards_notes.md)
 * [elechouse/PN532: NFC library for Arduino](https://github.com/elechouse/PN532)

diff --git a/src/plugin/WebbleAdapter.js b/src/plugin/WebbleAdapter.js
@@ -53,7 +53,12 @@ export default class Pn532WebbleAdapter {
       transform: async (pack, controller) => {
         // https://stackoverflow.com/questions/38913743/maximum-packet-length-for-bluetooth-le
         // 20 bytes are left for the attribute data
-        for (const chunk of pack.chunk(20)) controller.enqueue(chunk)
+        for (let i = 0; i < pack.length; i += 20) {
+          const buf1 = pack.subarray(i, i + 20)
+          const buf2 = new Packet(buf1.length)
+          buf2.set(buf1)
+          controller.enqueue(buf2)
+        }
       },
     })
     pn532.tx.readable.pipeTo(new WritableStream({ // no wait