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Annotate known IDM prefixes in 'hf felica info'

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kormax
2026-05-18 18:06:59 +03:00
parent 266cee1f31
commit cfa144a3e3
1 changed files with 38 additions and 1 deletions
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client/src/cmdhffelica.c
+38 -1
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@@ -691,6 +691,36 @@ static const char *felica_ic_code_name(uint8_t rom_type, uint8_t ic_type) {
return name ? name : "Unknown IC Type";
}
static const char *felica_idm_prefix_name(const uint8_t *idm, char *buf, size_t buf_len) {
if (idm == NULL) {
return NULL;
}
const uint16_t prefix = ((uint16_t)idm[0] << 8) | idm[1];
switch (prefix) {
case 0x01FE:
return "NFCIP-1 / peer-to-peer";
case 0x02FE:
return "Open ID assignment";
case 0x03FE:
return "FeliCa Plug ID with DFC";
case 0x05FE:
return "Unregistered mobile device random ID";
default:
break;
}
if (idm[1] == 0xFE && (idm[0] & 0x0F) == 0x04) {
if (buf == NULL || buf_len == 0) {
return "Sony FeliCa Standard random ID";
}
snprintf(buf, buf_len, "Sony FeliCa Standard random ID (system %u)", idm[0] >> 4);
return buf;
}
return NULL;
}
static const json_t *felica_find_system_annotation(uint16_t system_code) {
json_t *system_list = felica_get_system_list();
if (system_list == NULL) {
@@ -2076,7 +2106,14 @@ static int info_felica(bool verbose) {
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(INFO, "--- " _CYAN_("Tag Information") " ---------------------------");
PrintAndLogEx(INFO, "Primary IDm.... " _YELLOW_("%s"), sprint_hex_inrow(card.IDm, sizeof(card.IDm)));
PrintAndLogEx(INFO, " Code......... " _GREEN_("%s"), sprint_hex_inrow(card.code, sizeof(card.code)));
char idm_prefix_buf[64] = {0};
const char *idm_prefix_name = felica_idm_prefix_name(card.IDm, idm_prefix_buf, sizeof(idm_prefix_buf));
if (idm_prefix_name) {
PrintAndLogEx(INFO, " Code......... " _GREEN_("%s") " ( %s )",
sprint_hex_inrow(card.code, sizeof(card.code)), idm_prefix_name);
} else {
PrintAndLogEx(INFO, " Code......... " _GREEN_("%s"), sprint_hex_inrow(card.code, sizeof(card.code)));
}
PrintAndLogEx(INFO, " NFCID2....... " _GREEN_("%s"), sprint_hex_inrow(card.uid, sizeof(card.uid)));
PrintAndLogEx(INFO, "PMM............ " _YELLOW_("%s"), sprint_hex_inrow(card.PMm, sizeof(card.PMm)));
PrintAndLogEx(INFO, " IC code...... " _GREEN_("%s") " ( %s )",