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fix(ntag): Check if the dynamic lock page can be written or not (for NTAG215, NTAG213 and NTAG216)

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dogty
2025-11-03 14:46:37 +01:00
parent 64f22dfc53
commit 11bafac176
1 changed files with 26 additions and 1 deletions
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firmware/application/src/rfid/nfctag/hf/nfc_mf0_ntag.c
+26 -1
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@@ -807,7 +807,32 @@ static bool check_ro_lock_on_page(int block_num) {
return locked_small_range | locked_large_range;
}
} else {
//TODO needs to check the block locking bits to see if we can touch the dynamic locks bytes for NTAG tags
//Check the block locking bits to see if we can touch the dynamic locks bytes for NTAG tags
if(block_num == user_memory_end)
{
switch (m_tag_type) {
case TAG_TYPE_NTAG_213:
case TAG_TYPE_NTAG_215:
case TAG_TYPE_NTAG_216:
{
uint8_t block_bytes = m_tag_information->memory[user_memory_end][2];
uint16_t block_world = 0;
// Each bit in block_bytes maps to 2 bits in block_world
for (int i = 0; i < 8; i++) {
if (block_bytes & (0x01 << i)) {
block_world |= (0x0003 << (i * 2));
}
}
p_lock_bytes = m_tag_information->memory[user_memory_end];
uint16_t lock_word = (((uint16_t)p_lock_bytes[1]) << 8) | (uint16_t)p_lock_bytes[0];
return (lock_word & block_world) != 0;
}
default:
break;
}
}
// check CFGLCK bit
int first_cfg_page = get_first_cfg_page_by_tag_type(m_tag_type);
uint8_t access = m_tag_information->memory[first_cfg_page + CONF_ACCESS_PAGE_OFFSET][CONF_ACCESS_BYTE];