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added function reset

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This commit is contained in:
tharexde 2020-09-27 23:39:04 +02:00
commit c20ab4ca20
7 changed files with 101 additions and 29 deletions
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76
armsrc/em4x50.c
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@ -1100,35 +1100,6 @@ void em4x50_wipe(em4x50_data_t *etd) {
reply_ng(CMD_ACK, bsuccess, (uint8_t *)tag.sectors, 238);
}
int em4x50_standalone_read(uint64_t *words) {
int now = 0;
uint8_t bits[EM4X50_TAG_WORD];
em4x50_setup_read();
if (get_signalproperties() && find_em4x50_tag()) {
if (find_double_listen_window(false)) {
memset(bits, 0, sizeof(bits));
while (get_word_from_bitstream(bits) == EM4X50_TAG_WORD) {
words[now] = 0;
for (int i = 0; i < EM4X50_TAG_WORD; i++) {
words[now] <<= 1;
words[now] += bits[i] & 1;
}
now++;
}
}
}
return now;
}
void em4x50_brute(em4x50_data_t *etd) {
// searching for password in given range
@ -1211,3 +1182,50 @@ void em4x50_login(em4x50_data_t *etd) {
lf_finalize();
reply_ng(CMD_ACK, status, 0, 0);
}
void em4x50_reset(void) {
// reset EM4x50
uint8_t status = 0;
em4x50_setup_read();
// set gHigh and gLow
if (get_signalproperties() && find_em4x50_tag()) {
status = reset();
}
lf_finalize();
reply_ng(CMD_ACK, status, 0, 0);
}
int em4x50_standalone_read(uint64_t *words) {
int now = 0;
uint8_t bits[EM4X50_TAG_WORD];
em4x50_setup_read();
if (get_signalproperties() && find_em4x50_tag()) {
if (find_double_listen_window(false)) {
memset(bits, 0, sizeof(bits));
while (get_word_from_bitstream(bits) == EM4X50_TAG_WORD) {
words[now] = 0;
for (int i = 0; i < EM4X50_TAG_WORD; i++) {
words[now] <<= 1;
words[now] += bits[i] & 1;
}
now++;
}
}
}
return now;
}