github/proxmark3
1
0
Fork 0
mirror of https://github.com/Proxmark/proxmark3.git synced 2025-07-08 06:00:53 -07:00
Code Issues Projects Releases Packages Wiki Activity Actions

add 'losimman' command - simulate arbitrary Manchester encoded LF tags

Browse source
This commit is contained in:
adam@algroup.co.uk 2010-01-28 11:49:05 +00:00
parent cef938d883
commit 13a79da4e9
4 changed files with 52 additions and 14 deletions
Download patch file Download diff file Expand all files Collapse all files

43
client/command.c
View file

@ -577,7 +577,6 @@ retest:
static void CmdEM410xsim(char *str)
{
int i, n, j, h, binary[4], parity[4];
char *s = "0";
/* clock is 64 in EM410x tags */
int clock = 64;
@ -628,12 +627,40 @@ static void CmdEM410xsim(char *str)
}
/* modulate that biatch */
Cmdmanchestermod(s);
Cmdmanchestermod("");
/* booyah! */
RepaintGraphWindow();
CmdLosim("");
}
CmdLosim(s);
/* simulate an LF Manchester encoded tag with specified bitstream, clock rate and inter-id gap */
static void CmdLosimManchester(char *str)
{
static int clock, gap;
static char data[1024], gapstring[8];
int i;
/* get settings/bits */
sscanf(str, "%i %s %i", &clock, &data[0], &gap);
/* clear our graph */
CmdClearGraph(0);
/* fill it with our bitstream */
for (i= 0; i < strlen(data) ; ++i)
CmdAppendGraph(0, clock, data[i]- '0');
/* modulate */
Cmdmanchestermod("");
/* show what we've done */
RepaintGraphWindow();
/* simulate */
sprintf(&gapstring[0], "%i", gap);
CmdLosim(gapstring);
}
static void ChkBitstream(char *str)
@ -654,6 +681,9 @@ static void ChkBitstream(char *str)
static void CmdLosim(char *str)
{
int i;
static int gap;
sscanf(str,"%i",&gap);
/* convert to bitstream if necessary */
ChkBitstream(str);
@ -667,7 +697,7 @@ static void CmdLosim(char *str)
SendCommand(&c);
}
UsbCommand c={CMD_SIMULATE_TAG_125K, {GraphTraceLen, 0, 0}};
UsbCommand c={CMD_SIMULATE_TAG_125K, {GraphTraceLen, gap, 0}};
SendCommand(&c);
}
@ -2881,7 +2911,8 @@ static struct {
{"hi15sim", CmdHi15tag, 0, "Fake an ISO15693 tag"},
{"hidsimtag", CmdHIDsimTAG, 0, "<ID> -- HID tag simulator"},
{"hisimlisten", CmdHisimlisten, 0, "Get HF samples as fake tag"},
{"losim", CmdLosim, 0, "Simulate LF tag"},
{"losim", CmdLosim, 0, "[GAP] -- Simulate LF tag from buffer with optional GAP (in microseconds)"},
{"losimman", CmdLosimManchester, 0, "<Clock> <Bitstream> [GAP] Simulate arbitrary Manchester LF tag"},
{"losimbidir", CmdLosimBidir, 0, "Simulate LF tag (with bidirectional data transmission between reader and tag)"},
/* card reading functions */
@ -2923,7 +2954,7 @@ static struct {
void CommandReceived(char *cmd)
{
int i;
char line[256];
char line[512];
PrintToScrollback("> %s", cmd);