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Fix some NFC/PN532 crashes (#4678)

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* Add + use some constants, fix some crashes

* Fix PN532 crashes
This commit is contained in:
Keith Burzinski
2023-04-11 21:29:06 -05:00
committed by GitHub
parent 3d7d689040
commit 5a4840f641
5 changed files with 31 additions and 9 deletions
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esphome/components/nfc/nfc.h
+11
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@@ -14,6 +14,9 @@ namespace nfc {
static const uint8_t MIFARE_CLASSIC_BLOCK_SIZE = 16;
static const uint8_t MIFARE_CLASSIC_LONG_TLV_SIZE = 4;
static const uint8_t MIFARE_CLASSIC_SHORT_TLV_SIZE = 2;
static const uint8_t MIFARE_CLASSIC_BLOCKS_PER_SECT_LOW = 4;
static const uint8_t MIFARE_CLASSIC_BLOCKS_PER_SECT_HIGH = 16;
static const uint8_t MIFARE_CLASSIC_16BLOCK_SECT_START = 32;
static const uint8_t MIFARE_ULTRALIGHT_PAGE_SIZE = 4;
static const uint8_t MIFARE_ULTRALIGHT_READ_SIZE = 4;
@@ -30,10 +33,18 @@ static const uint8_t TAG_TYPE_UNKNOWN = 99;
// Mifare Commands
static const uint8_t MIFARE_CMD_AUTH_A = 0x60;
static const uint8_t MIFARE_CMD_AUTH_B = 0x61;
static const uint8_t MIFARE_CMD_HALT = 0x50;
static const uint8_t MIFARE_CMD_READ = 0x30;
static const uint8_t MIFARE_CMD_WRITE = 0xA0;
static const uint8_t MIFARE_CMD_WRITE_ULTRALIGHT = 0xA2;
// Mifare Ack/Nak
static const uint8_t MIFARE_CMD_ACK = 0x0A;
static const uint8_t MIFARE_CMD_NAK_INVALID_XFER_BUFF_VALID = 0x00;
static const uint8_t MIFARE_CMD_NAK_CRC_ERROR_XFER_BUFF_VALID = 0x01;
static const uint8_t MIFARE_CMD_NAK_INVALID_XFER_BUFF_INVALID = 0x04;
static const uint8_t MIFARE_CMD_NAK_CRC_ERROR_XFER_BUFF_INVALID = 0x05;
static const char *const MIFARE_CLASSIC = "Mifare Classic";
static const char *const NFC_FORUM_TYPE_2 = "NFC Forum Type 2";
static const char *const ERROR = "Error";