github/RRG-Proxmark3
1
0
Fork 0
mirror of https://github.com/RfidResearchGroup/proxmark3.git synced 2025-08-21 13:53:55 -07:00
Code Issues Projects Releases Packages Wiki Activity Actions

zx adaptations

Browse source
This commit is contained in:
iceman1001 2021-12-27 17:42:33 +01:00
commit 6653bdc2be
4 changed files with 123 additions and 31 deletions
Download patch file Download diff file Expand all files Collapse all files

17
client/src/cmdlfzx8211.c
View file

@ -30,14 +30,14 @@
static int CmdHelp(const char *Cmd);
//see ASKDemod for what args are accepted
// see ASKDemod for what args are accepted
int demodzx(bool verbose) {
(void) verbose; // unused so far
save_restoreGB(GRAPH_SAVE);
//CmdAskEdgeDetect("");
// CmdAskEdgeDetect("");
//ASK / Manchester
// ASK / Manchester
bool st = true;
if (ASKDemod_ext(64, 0, 0, 0, false, false, false, 1, &st) != PM3_SUCCESS) {
PrintAndLogEx(DEBUG, "DEBUG: Error - ZX: ASK/Manchester Demod failed");
@ -62,7 +62,7 @@ int demodzx(bool verbose) {
setDemodBuff(g_DemodBuffer, 96, ans);
setClockGrid(g_DemodClock, g_DemodStartIdx + (ans * g_DemodClock));
//got a good demod
// got a good demod
uint32_t raw1 = bytebits_to_byte(g_DemodBuffer, 32);
// chksum
@ -139,15 +139,14 @@ int CmdLFZx8211(const char *Cmd) {
return CmdsParse(CommandTable, Cmd);
}
// find Visa2000 preamble in already demoded data
int detectzx(uint8_t *dest, size_t *size) {
if (*size < 96) return -1; //make sure buffer has data
if (*size < 96) return -1; // make sure buffer has data
size_t startIdx = 0;
uint8_t preamble[] = {0, 1, 0, 1, 0, 1, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 0};
if (!preambleSearch(dest, preamble, sizeof(preamble), size, &startIdx))
return -2; //preamble not found
if (*size != 96) return -3; //wrong demoded size
//return start position
return -2; // preamble not found
if (*size != 96) return -3; // wrong demoded size
// return start position
return (int)startIdx;
}