rfidrig/ChameleonUltra
0
0
Fork 0
mirror of https://github.com/RfidResearchGroup/ChameleonUltra.git synced 2026-05-12 11:22:59 -07:00
Code Issues Packages Projects Releases Wiki Activity

Fix unsuccessful auth attempts counting.

Browse Source
This commit is contained in:
turbocool3r
2024-07-09 22:35:03 +03:00
parent a8c2fc1441
commit 1e3533a65a
1 changed files with 5 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files
firmware/application/src/rfid/nfctag/hf/nfc_mf0_ntag.c
+5 -2
View File
@@ -828,13 +828,16 @@ static void handle_pwd_auth_command(uint8_t *p_data) {
uint32_t pwd = *(uint32_t *)m_tag_information->memory[first_cfg_page + CONF_PWD_PAGE_OFFSET];
uint32_t supplied_pwd = *(uint32_t *)&p_data[1];
if (pwd != supplied_pwd) {
if (auth_lim) cnt_data[MF0_NTAG_AUTHLIM_OFF_IN_CTR] |= (auth_cnt + 1) & MF0_NTAG_AUTHLIM_MASK_IN_CTR;
if (auth_lim) {
cnt_data[MF0_NTAG_AUTHLIM_OFF_IN_CTR] &= ~MF0_NTAG_AUTHLIM_MASK_IN_CTR;
cnt_data[MF0_NTAG_AUTHLIM_OFF_IN_CTR] |= (auth_cnt + 1) & MF0_NTAG_AUTHLIM_MASK_IN_CTR;
}
nfc_tag_14a_tx_nbit(NAK_INVALID_OPERATION_TBIV, 4);
return;
}
// reset authentication attempts counter and authenticate user
cnt_data[MF0_NTAG_AUTHLIM_OFF_IN_CTR] = 0;
cnt_data[MF0_NTAG_AUTHLIM_OFF_IN_CTR] &= ~MF0_NTAG_AUTHLIM_MASK_IN_CTR;
m_tag_authenticated = true; // TODO: this should be possible to reset somehow
// Send the PACK value back