X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/1dd2335295d411a7965a936e7c8535ea86fcd877..1dff8c42f5fd3f4d69137c92e5a22083d015d3ec:/armsrc/appmain.c diff --git a/armsrc/appmain.c b/armsrc/appmain.c index 77bbbbc4..09f11f03 100644 --- a/armsrc/appmain.c +++ b/armsrc/appmain.c @@ -17,6 +17,7 @@ // The large multi-purpose buffer, typically used to hold A/D samples, // maybe pre-processed in some way. DWORD BigBuf[16000]; +int usbattached = 0; //============================================================================= // A buffer where we can queue things up to be sent through the FPGA, for @@ -67,6 +68,10 @@ void ToSendStuffBit(int b) void DbpString(char *str) { + /* this holds up stuff unless we're connected to usb */ +// if (!usbattached) +// return; + UsbCommand c; c.cmd = CMD_DEBUG_PRINT_STRING; c.ext1 = strlen(str); @@ -79,6 +84,10 @@ void DbpString(char *str) void DbpIntegers(int x1, int x2, int x3) { + /* this holds up stuff unless we're connected to usb */ +// if (!usbattached) +// return; + UsbCommand c; c.cmd = CMD_DEBUG_PRINT_INTEGERS; c.ext1 = x1; @@ -320,7 +329,7 @@ void MeasureAntennaTuning(void) UsbSendPacket((BYTE *)&c, sizeof(c)); } -void SimulateTagLowFrequency(int period) +void SimulateTagLowFrequency(int period, int ledcontrol) { int i; BYTE *tab = (BYTE *)BigBuf; @@ -345,13 +354,16 @@ void SimulateTagLowFrequency(int period) WDT_HIT(); } - LED_D_ON(); - if(tab[i]) { + if (ledcontrol) + LED_D_ON(); + + if(tab[i]) OPEN_COIL(); - } else { + else SHORT_COIL(); - } - LED_D_OFF(); + + if (ledcontrol) + LED_D_OFF(); while(PIO_PIN_DATA_STATUS & (1<= m) { break; } @@ -607,6 +626,13 @@ static void CmdHIDdemodFSK(void) if (found && (hi|lo)) { DbpString("TAG ID"); DbpIntegers(hi, lo, (lo>>1)&0xffff); + /* if we're only looking for one tag */ + if (findone) + { + *high = hi; + *low = lo; + return; + } hi=0; lo=0; found=0; @@ -633,6 +659,13 @@ static void CmdHIDdemodFSK(void) if (found && (hi|lo)) { DbpString("TAG ID"); DbpIntegers(hi, lo, (lo>>1)&0xffff); + /* if we're only looking for one tag */ + if (findone) + { + *high = hi; + *low = lo; + return; + } hi=0; lo=0; found=0; @@ -759,11 +792,11 @@ void UsbPacketReceived(BYTE *packet, int len) break; case CMD_HID_DEMOD_FSK: - CmdHIDdemodFSK(); // Demodulate HID tag + CmdHIDdemodFSK(0, 0, 0, 1); // Demodulate HID tag break; case CMD_HID_SIM_TAG: - CmdHIDsimTAG(c->ext1, c->ext2); // Simulate HID tag by ID + CmdHIDsimTAG(c->ext1, c->ext2, 1); // Simulate HID tag by ID break; case CMD_FPGA_MAJOR_MODE_OFF: // ## FPGA Control @@ -792,7 +825,7 @@ void UsbPacketReceived(BYTE *packet, int len) } case CMD_SIMULATE_TAG_125K: LED_A_ON(); - SimulateTagLowFrequency(c->ext1); + SimulateTagLowFrequency(c->ext1, 1); LED_A_OFF(); break; #ifdef WITH_LCD @@ -800,6 +833,9 @@ void UsbPacketReceived(BYTE *packet, int len) LCDReset(); break; #endif + case CMD_READ_MEM: + ReadMem(c->ext1); + break; case CMD_SWEEP_LF: SweepLFrange(); break; @@ -831,6 +867,17 @@ void UsbPacketReceived(BYTE *packet, int len) } } +void ReadMem(int addr) +{ + const DWORD *data = ((DWORD *)addr); + int i; + + DbpString("Reading memory at address"); + DbpIntegers(0, 0, addr); + for (i = 0; i < 8; i+= 2) + DbpIntegers(0, data[i], data[i+1]); +} + void AppMain(void) { memset(BigBuf,0,sizeof(BigBuf)); @@ -887,55 +934,110 @@ void AppMain(void) #endif for(;;) { - UsbPoll(FALSE); + usbattached = UsbPoll(FALSE); WDT_HIT(); - } -} - -void SpinDelayUs(int us) -{ - int ticks = (48*us) >> 10; - - // Borrow a PWM unit for my real-time clock - PWM_ENABLE = PWM_CHANNEL(0); - // 48 MHz / 1024 gives 46.875 kHz - PWM_CH_MODE(0) = PWM_CH_MODE_PRESCALER(10); - PWM_CH_DUTY_CYCLE(0) = 0; - PWM_CH_PERIOD(0) = 0xffff; - WORD start = (WORD)PWM_CH_COUNTER(0); - - for(;;) { - WORD now = (WORD)PWM_CH_COUNTER(0); - if(now == (WORD)(start + ticks)) { - return; - } - WDT_HIT(); + if (BUTTON_HELD(1000) > 0) + SamyRun(); } } -void SpinDelay(int ms) -{ - int ticks = (48000*ms) >> 10; - // Borrow a PWM unit for my real-time clock - PWM_ENABLE = PWM_CHANNEL(0); - // 48 MHz / 1024 gives 46.875 kHz - PWM_CH_MODE(0) = PWM_CH_MODE_PRESCALER(10); - PWM_CH_DUTY_CYCLE(0) = 0; - PWM_CH_PERIOD(0) = 0xffff; +// samy's sniff and repeat routine +void SamyRun() +{ + DbpString("Stand-alone mode! No PC necessary."); - WORD start = (WORD)PWM_CH_COUNTER(0); + // 3 possible options? no just 2 for now +#define OPTS 2 - for(;;) { - WORD now = (WORD)PWM_CH_COUNTER(0); - if(now == (WORD)(start + ticks)) { - return; - } + int high[OPTS], low[OPTS]; + + // Oooh pretty -- notify user we're in elite samy mode now + LED(LED_RED, 200); + LED(LED_ORANGE, 200); + LED(LED_GREEN, 200); + LED(LED_ORANGE, 200); + LED(LED_RED, 200); + LED(LED_ORANGE, 200); + LED(LED_GREEN, 200); + LED(LED_ORANGE, 200); + LED(LED_RED, 200); + + int selected = 0; + int playing = 0; + + // Turn on selected LED + LED(selected + 1, 0); + + for (;;) + { + usbattached = UsbPoll(FALSE); WDT_HIT(); + + // Was our button held down or pressed? + int button_pressed = BUTTON_HELD(1000); + SpinDelay(300); + + // Button was held for a second, begin recording + if (button_pressed > 0) + { + LEDsoff(); + LED(selected + 1, 0); + LED(LED_RED2, 0); + + // record + DbpString("Starting recording"); + + /* need this delay to prevent catching some weird data */ + SpinDelay(500); + CmdHIDdemodFSK(1, &high[selected], &low[selected], 0); + DbpString("Recorded"); + DbpIntegers(selected, high[selected], low[selected]); + + LEDsoff(); + LED(selected + 1, 0); + // Finished recording + + // If we were previously playing, set playing off + // so next button push begins playing what we recorded + playing = 0; + } + + // Change where to record (or begin playing) + else if (button_pressed) + { + // Next option if we were previously playing + if (playing) + selected = (selected + 1) % OPTS; + playing = !playing; + + LEDsoff(); + LED(selected + 1, 0); + + // Begin transmitting + if (playing) + { + LED(LED_GREEN, 0); + DbpString("Playing"); + DbpIntegers(selected, high[selected], low[selected]); + CmdHIDsimTAG(high[selected], low[selected], 0); + DbpString("Done playing"); + + /* We pressed a button so ignore it here with a delay */ + SpinDelay(300); + + // when done, we're done playing, move to next option + selected = (selected + 1) % OPTS; + playing = !playing; + LEDsoff(); + LED(selected + 1, 0); + } + } } } + // listen for external reader void ListenReaderField(int limit) {