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Refactor ESPNowBridge packet handling to use 2-byte magic header and improve packet size validation

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This commit is contained in:
João Brázio
2025-09-07 22:00:06 +01:00
parent 04e70829a4
commit 537449e6af
3 changed files with 89 additions and 38 deletions
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6
src/helpers/bridges/RS232Bridge.h
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@@ -21,7 +21,7 @@
* - Baud rate fixed at 115200
*
* Packet Structure:
* [2 bytes] Magic Header (0xCAFE) - Used to identify start of packet
* [2 bytes] Magic Header - Used to identify start of packet
* [2 bytes] Fletcher-16 checksum - Data integrity check
* [1 byte] Payload length
* [n bytes] Packet payload
@@ -87,8 +87,8 @@ private:
/** Helper function to get formatted timestamp for logging */
const char* getLogDateTime();
/** Magic number to identify start of RS232 packets (0xCAFE) */
static constexpr uint16_t SERIAL_PKT_MAGIC = 0xCAFE;
/** Magic number to identify start of RS232 packets */
static constexpr uint16_t SERIAL_PKT_MAGIC = 0xC03E;
/**
* @brief The total overhead of the serial protocol in bytes.