X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/33984c6a824dffd900f665ed9c3980072c54e784..5a92cb525e0d7bfbf8bb005c3bf71ebdb6584959:/client/cmddata.c?ds=sidebyside diff --git a/client/cmddata.c b/client/cmddata.c index c1099600..a333fe39 100644 --- a/client/cmddata.c +++ b/client/cmddata.c @@ -1,8 +1,18 @@ +//----------------------------------------------------------------------------- +// Copyright (C) 2010 iZsh +// +// This code is licensed to you under the terms of the GNU GPL, version 2 or, +// at your option, any later version. See the LICENSE.txt file for the text of +// the license. +//----------------------------------------------------------------------------- +// Data and Graph commands +//----------------------------------------------------------------------------- + #include #include #include #include -#include "proxusb.h" +#include "proxmark3.h" #include "data.h" #include "ui.h" #include "graph.h" @@ -143,22 +153,19 @@ int CmdAutoCorr(const char *Cmd) int CmdBitsamples(const char *Cmd) { int cnt = 0; - int n = 3072; - - for (int i = 0; i < n; i += 12) { - UsbCommand c = {CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K, {i, 0, 0}}; - SendCommand(&c); - WaitForResponse(CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K); + uint8_t got[12288]; + + GetFromBigBuf(got,sizeof(got),0); + WaitForResponse(CMD_ACK,NULL); - for (int j = 0; j < 48; j++) { + for (int j = 0; j < sizeof(got); j++) { for (int k = 0; k < 8; k++) { - if(sample_buf[j] & (1 << (7 - k))) { + if(got[j] & (1 << (7 - k))) { GraphBuffer[cnt++] = 1; } else { GraphBuffer[cnt++] = 0; } } - } } GraphTraceLen = cnt; RepaintGraphWindow(); @@ -378,6 +385,8 @@ int CmdFSKdemod(const char *Cmd) int CmdGrid(const char *Cmd) { sscanf(Cmd, "%i %i", &PlotGridX, &PlotGridY); + PlotGridXdefault= PlotGridX; + PlotGridYdefault= PlotGridY; RepaintGraphWindow(); return 0; } @@ -388,41 +397,40 @@ int CmdHexsamples(const char *Cmd) int requested = 0; int offset = 0; sscanf(Cmd, "%i %i", &requested, &offset); - if (offset % 4 != 0) { - PrintAndLog("Offset must be a multiple of 4"); - return 0; - } - offset = offset/4; int delivered = 0; - - if (requested == 0) { - n = 12; - requested = 12; + uint8_t got[40000]; + + /* round up to nearest 8 bytes so the printed data is all valid */ + if (requested < 8) { + requested = 8; + } + if (requested % 8 != 0) { + int remainder = requested % 8; + requested = requested + 8 - remainder; + } + if (offset + requested > sizeof(got)) { + PrintAndLog("Tried to read past end of buffer, + > 40000"); + return 0; } else { - n = requested/4; - } - - for (int i = offset; i < n+offset; i += 12) { - UsbCommand c = {CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K, {i, 0, 0}}; - SendCommand(&c); - WaitForResponse(CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K); - for (int j = 0; j < 48; j += 8) { - PrintAndLog("%02x %02x %02x %02x %02x %02x %02x %02x", - sample_buf[j+0], - sample_buf[j+1], - sample_buf[j+2], - sample_buf[j+3], - sample_buf[j+4], - sample_buf[j+5], - sample_buf[j+6], - sample_buf[j+7], - sample_buf[j+8] - ); - delivered += 8; - if (delivered >= requested) - break; - } + n = requested; + } + + GetFromBigBuf(got,n,offset); + WaitForResponse(CMD_ACK,NULL); + + for (int j = 0; j < n; j += 8) { + PrintAndLog("%02x %02x %02x %02x %02x %02x %02x %02x", + sample_buf[j+0], + sample_buf[j+1], + sample_buf[j+2], + sample_buf[j+3], + sample_buf[j+4], + sample_buf[j+5], + sample_buf[j+6], + sample_buf[j+7] + ); + delivered += 8; if (delivered >= requested) break; } @@ -454,31 +462,30 @@ int CmdSamples(const char *Cmd) { int cnt = 0; int n; + uint8_t got[40000]; n = strtol(Cmd, NULL, 0); - if (n == 0) n = 128; - if (n > 16000) n = 16000; - + if (n == 0) n = 512; + if (n > sizeof(got)) n = sizeof(got); + PrintAndLog("Reading %d samples\n", n); - for (int i = 0; i < n; i += 12) { - UsbCommand c = {CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K, {i, 0, 0}}; - SendCommand(&c); - WaitForResponse(CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K); - for (int j = 0; j < 48; j++) { - GraphBuffer[cnt++] = ((int)sample_buf[j]) - 128; - } + GetFromBigBuf(got,n,0); + WaitForResponse(CMD_ACK,NULL); + for (int j = 0; j < n; j++) { + GraphBuffer[cnt++] = ((int)got[j]) - 128; } + PrintAndLog("Done!\n"); - GraphTraceLen = n*4; + GraphTraceLen = n; RepaintGraphWindow(); return 0; } int CmdLoad(const char *Cmd) { - FILE *f = fopen(Cmd + 1, "r"); + FILE *f = fopen(Cmd, "r"); if (!f) { - PrintAndLog("couldn't open '%s'", Cmd + 1); + PrintAndLog("couldn't open '%s'", Cmd); return 0; } @@ -524,7 +531,7 @@ int CmdManchesterDemod(const char *Cmd) int i, j, invert= 0; int bit; int clock; - int lastval; + int lastval = 0; int low = 0; int high = 0; int hithigh, hitlow, first; @@ -538,6 +545,7 @@ int CmdManchesterDemod(const char *Cmd) { PrintAndLog("Inverting output"); invert = 1; + ++Cmd; do ++Cmd; while(*Cmd == ' '); // in case a 2nd argument was given @@ -550,7 +558,7 @@ int CmdManchesterDemod(const char *Cmd) /* But it does not work if compiling on WIndows: therefore we just allocate a */ /* large array */ - int BitStream[MAX_GRAPH_TRACE_LEN]; + uint8_t BitStream[MAX_GRAPH_TRACE_LEN]; /* Detect high and lows */ for (i = 0; i < GraphTraceLen; i++) @@ -855,7 +863,7 @@ static command_t CommandTable[] = {"detectclock", CmdDetectClockRate, 1, "Detect clock rate"}, {"fskdemod", CmdFSKdemod, 1, "Demodulate graph window as a HID FSK"}, {"grid", CmdGrid, 1, " -- overlay grid on graph window, use zero value to turn off either"}, - {"hexsamples", CmdHexsamples, 0, " [] -- Dump big buffer as hex bytes"}, + {"hexsamples", CmdHexsamples, 0, " [] -- Dump big buffer as hex bytes"}, {"hide", CmdHide, 1, "Hide graph window"}, {"hpf", CmdHpf, 1, "Remove DC offset from trace"}, {"load", CmdLoad, 1, " -- Load trace (to graph window"}, @@ -863,11 +871,11 @@ static command_t CommandTable[] = {"mandemod", CmdManchesterDemod, 1, "[i] [clock rate] -- Manchester demodulate binary stream (option 'i' to invert output)"}, {"manmod", CmdManchesterMod, 1, "[clock rate] -- Manchester modulate a binary stream"}, {"norm", CmdNorm, 1, "Normalize max/min to +/-500"}, - {"plot", CmdPlot, 1, "Show graph window"}, - {"samples", CmdSamples, 0, "[128 - 16000] -- Get raw samples for graph window"}, + {"plot", CmdPlot, 1, "Show graph window (hit 'h' in window for keystroke help)"}, + {"samples", CmdSamples, 0, "[512 - 40000] -- Get raw samples for graph window"}, {"save", CmdSave, 1, " -- Save trace (from graph window)"}, {"scale", CmdScale, 1, " -- Set cursor display scale"}, - {"threshold", CmdThreshold, 1, "Maximize/minimize every value in the graph window depending on threshold"}, + {"threshold", CmdThreshold, 1, " -- Maximize/minimize every value in the graph window depending on threshold"}, {"zerocrossings", CmdZerocrossings, 1, "Count time between zero-crossings"}, {NULL, NULL, 0, NULL} };