[proxmark3-svn] / client / cmdmain.c

//-----------------------------------------------------------------------------
// Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
//
// 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.
//-----------------------------------------------------------------------------
// Main command parser entry point
//-----------------------------------------------------------------------------

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include "sleep.h"
#include "cmdparser.h"
#include "proxmark3.h"
#include "data.h"
#include "../include/usb_cmd.h"
#include "ui.h"
#include "cmdhf.h"
#include "cmddata.h"
#include "cmdhw.h"
#include "cmdlf.h"
#include "cmdmain.h"
#include "util.h"
#include "cmdscript.h"

int delta125[2];
int delta134[2];
int deltahf[2];
int deltaReset = 0;

unsigned int current_command = CMD_UNKNOWN;
//unsigned int received_command = CMD_UNKNOWN;
//UsbCommand current_response;
//UsbCommand current_response_user;

static int CmdHelp(const char *Cmd);
static int CmdQuit(const char *Cmd);

//For storing command that are received from the device
#define CMD_BUFFER_SIZE 50
static UsbCommand cmdBuffer[CMD_BUFFER_SIZE];
//Points to the next empty position to write to
static int cmd_head;//Starts as 0
//Points to the position of the last unread command
static int cmd_tail;//Starts as 0

static command_t CommandTable[] = 
{
  {"help",  CmdHelp,  1, "This help. Use '<command> help' for details of a particular command."},
  {"data",  CmdData,  1, "{ Plot window / data buffer manipulation... }"},
  {"hf",    CmdHF,    1, "{ High Frequency commands... }"},
  {"hw",    CmdHW,    1, "{ Hardware commands... }"},
  {"lf",    CmdLF,    1, "{ Low Frequency commands... }"},
  {"script", CmdScript,   1,"{ Scripting commands }"},
  {"quit",  CmdQuit,  1, "Exit program"},
  {"exit",  CmdQuit,  1, "Exit program"},
  {NULL, NULL, 0, NULL}
};

command_t* getTopLevelCommandTable()
{
  return CommandTable;
}
int CmdHelp(const char *Cmd)
{
  CmdsHelp(CommandTable);
  return 0;
}

int CmdQuit(const char *Cmd)
{
  exit(0);
  return 0;
}
/**
 * @brief This method should be called when sending a new command to the pm3. In case any old
 *  responses from previous commands are stored in the buffer, a call to this method should clear them.
 *  A better method could have been to have explicit command-ACKS, so we can know which ACK goes to which
 *  operation. Right now we'll just have to live with this.
 */
void clearCommandBuffer()
{
    //This is a very simple operation
    cmd_tail = cmd_head;
}

/**
 * @brief storeCommand stores a USB command in a circular buffer
 * @param UC
 */
void storeCommand(UsbCommand *command)
{
    if( ( cmd_head+1) % CMD_BUFFER_SIZE == cmd_tail)
    {
        //If these two are equal, we're about to overwrite in the
        // circular buffer.
        PrintAndLog("WARNING: Command buffer about to overwrite command! This needs to be fixed!");
    }
    //Store the command at the 'head' location
    UsbCommand* destination = &cmdBuffer[cmd_head];
    memcpy(destination, command, sizeof(UsbCommand));

    cmd_head = (cmd_head +1) % CMD_BUFFER_SIZE; //increment head and wrap

}
/**
 * @brief getCommand gets a command from an internal circular buffer.
 * @param response location to write command
 * @return 1 if response was returned, 0 if nothing has been received
 */
int getCommand(UsbCommand* response)
{
    //If head == tail, there's nothing to read, or if we just got initialized
    if(cmd_head == cmd_tail){
        return 0;
    }
    //Pick out the next unread command
    UsbCommand* last_unread = &cmdBuffer[cmd_tail];
    memcpy(response, last_unread, sizeof(UsbCommand));
    //Increment tail - this is a circular buffer, so modulo buffer size
    cmd_tail = (cmd_tail +1 ) % CMD_BUFFER_SIZE;

    return 1;

}

/**
 * Waits for a certain response type. This method waits for a maximum of
 * ms_timeout milliseconds for a specified response command.
 *@brief WaitForResponseTimeout
 * @param cmd command to wait for
 * @param response struct to copy received command into.
 * @param ms_timeout
 * @return true if command was returned, otherwise false
 */
bool WaitForResponseTimeout(uint32_t cmd, UsbCommand* response, size_t ms_timeout) {

  UsbCommand resp;
	
  if (response == NULL) {

    response = &resp;
  }

  // Wait until the command is received
  for(size_t dm_seconds=0; dm_seconds < ms_timeout/10; dm_seconds++) {

      while(getCommand(response))
      {
          if(response->cmd == cmd){
          //We got what we expected
          return true;
          }

      }
        msleep(10); // XXX ugh
        if (dm_seconds == 200) { // Two seconds elapsed
          PrintAndLog("Waiting for a response from the proxmark...");
          PrintAndLog("Don't forget to cancel its operation first by pressing on the button");
        }
	}
    return false;
}

bool WaitForResponse(uint32_t cmd, UsbCommand* response) {
	return WaitForResponseTimeout(cmd,response,-1);
}

//-----------------------------------------------------------------------------
// Entry point into our code: called whenever the user types a command and
// then presses Enter, which the full command line that they typed.
//-----------------------------------------------------------------------------
void CommandReceived(char *Cmd) {
  CmdsParse(CommandTable, Cmd);
}

//-----------------------------------------------------------------------------
// Entry point into our code: called whenever we received a packet over USB
// that we weren't necessarily expecting, for example a debug print.
//-----------------------------------------------------------------------------
void UsbCommandReceived(UsbCommand *UC)
{
  /*
  //  Debug
  printf("UsbCommand length[len=%zd]\n",sizeof(UsbCommand));
  printf("  cmd[len=%zd]: %"llx"\n",sizeof(UC->cmd),UC->cmd);
  printf(" arg0[len=%zd]: %"llx"\n",sizeof(UC->arg[0]),UC->arg[0]);
  printf(" arg1[len=%zd]: %"llx"\n",sizeof(UC->arg[1]),UC->arg[1]);
  printf(" arg2[len=%zd]: %"llx"\n",sizeof(UC->arg[2]),UC->arg[2]);
  printf(" data[len=%zd]: %02x%02x%02x...\n",sizeof(UC->d.asBytes),UC->d.asBytes[0],UC->d.asBytes[1],UC->d.asBytes[2]);
  */

  //	printf("%s(%x) current cmd = %x\n", __FUNCTION__, c->cmd, current_command);
  // If we recognize a response, return to avoid further processing
  switch(UC->cmd) {
      // First check if we are handling a debug message
    case CMD_DEBUG_PRINT_STRING: {
      char s[USB_CMD_DATA_SIZE+1];
      size_t len = MIN(UC->arg[0],USB_CMD_DATA_SIZE);
      memcpy(s,UC->d.asBytes,len);
      s[len] = 0x00;
      PrintAndLog("#db# %s       ", s);
      return;
    } break;

    case CMD_DEBUG_PRINT_INTEGERS: {
      PrintAndLog("#db# %08x, %08x, %08x       \r\n", UC->arg[0], UC->arg[1], UC->arg[2]);
      return;
    } break;

    case CMD_MEASURED_ANTENNA_TUNING: {
      int peakv, peakf;
      int vLf125, vLf134, vHf;
      vLf125 = UC->arg[0] & 0xffff;
      vLf134 = UC->arg[0] >> 16;
      vHf    = UC->arg[1] & 0xffff;;
      peakf  = UC->arg[2] & 0xffff;
      peakv  = UC->arg[2] >> 16;
	  
	  //Reset delta trigger every 3:d time
	  
	  if ( deltaReset == 4){
		delta125[0] = vLf125;
		delta134[0] = vLf134; 
		deltahf[0]  = vHf;
	  } else if ( deltaReset == 2){
		delta125[1] = vLf125;
		delta134[1] = vLf134; 
		deltahf[1]  = vHf;  
	  }
	  
	  if ( deltaReset == 0){
		
	  }
	  
      PrintAndLog("");
      PrintAndLog("# LF antenna: %5.2f V @   125.00 kHz", vLf125/1000.0);
      PrintAndLog("# LF antenna: %5.2f V @   134.00 kHz", vLf134/1000.0);
      PrintAndLog("# LF optimal: %5.2f V @    %9.2f kHz", peakv/1000.0, 12000.0/(peakf+1));
      PrintAndLog("# HF antenna: %5.2f V @    13.56 MHz", vHf/1000.0);
      if (peakv<2000)
        PrintAndLog("# Your LF antenna is unusable.");
      else if (peakv<10000)
        PrintAndLog("# Your LF antenna is marginal.");
      if (vHf<2000)
        PrintAndLog("# Your HF antenna is unusable.");
      else if (vHf<5000)
        PrintAndLog("# Your HF antenna is marginal.");
    } 
	
	deltaReset = (deltaReset == 0)  ? 4 :  deltaReset>>1;	  
	break;
      
    case CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K: {
//      printf("received samples: ");
//      print_hex(UC->d.asBytes,512);
      sample_buf_len += UC->arg[1];
//      printf("samples: %zd offset: %d\n",sample_buf_len,UC->arg[0]);
      memcpy(sample_buf+(UC->arg[0]),UC->d.asBytes,UC->arg[1]);
    } break;


//    case CMD_ACK: {
//      PrintAndLog("Receive ACK\n");
//    } break;

    default: {
      // Maybe it's a response
      /*
      switch(current_command) {
        case CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K: {
          if (UC->cmd != CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K) {
            PrintAndLog("unrecognized command %08x\n", UC->cmd);
            break;
          }
//          int i;
          PrintAndLog("received samples %d\n",UC->arg[0]);
          memcpy(sample_buf+UC->arg[0],UC->d.asBytes,48);
          sample_buf_len += 48;
//          for(i=0; i<48; i++) sample_buf[i] = UC->d.asBytes[i];
          //received_command = UC->cmd;
        } break;

        default: {
        } break;
      }*/
    }
      break;
  }

  storeCommand(UC);

}
Commit	Line	Data
a553f267	1	//-----------------------------------------------------------------------------
	2	// Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
	3	//
	4	// This code is licensed to you under the terms of the GNU GPL, version 2 or,
	5	// at your option, any later version. See the LICENSE.txt file for the text of
	6	// the license.
	7	//-----------------------------------------------------------------------------
	8	// Main command parser entry point
	9	//-----------------------------------------------------------------------------
	10
7fe9b0b7	11	#include <stdio.h>
	12	#include <stdlib.h>
	13	#include <unistd.h>
	14	#include <string.h>
91c38cf7	15	#include "sleep.h"
7fe9b0b7	16	#include "cmdparser.h"
902cb3c0	17	#include "proxmark3.h"
7fe9b0b7	18	#include "data.h"
f38a1528	19	#include "../include/usb_cmd.h"
7fe9b0b7	20	#include "ui.h"
	21	#include "cmdhf.h"
	22	#include "cmddata.h"
	23	#include "cmdhw.h"
	24	#include "cmdlf.h"
	25	#include "cmdmain.h"
9440213d	26	#include "util.h"
1d59cd8d	27	#include "cmdscript.h"
7fe9b0b7	28
72e930ef	29	int delta125[2];
	30	int delta134[2];
	31	int deltahf[2];
	32	int deltaReset = 0;
e772353f	33
7fe9b0b7	34	unsigned int current_command = CMD_UNKNOWN;
fd368d18	35	//unsigned int received_command = CMD_UNKNOWN;
	36	//UsbCommand current_response;
	37	//UsbCommand current_response_user;
7fe9b0b7	38
	39	static int CmdHelp(const char *Cmd);
	40	static int CmdQuit(const char *Cmd);
	41
fd368d18	42	//For storing command that are received from the device
	43	#define CMD_BUFFER_SIZE 50
	44	static UsbCommand cmdBuffer[CMD_BUFFER_SIZE];
	45	//Points to the next empty position to write to
	46	static int cmd_head;//Starts as 0
	47	//Points to the position of the last unread command
	48	static int cmd_tail;//Starts as 0
	49
7fe9b0b7	50	static command_t CommandTable[] =
7fe9b0b7	51	{
57c69556	52	{"help", CmdHelp, 1, "This help. Use '<command> help' for details of a particular command."},
37239a7c	53	{"data", CmdData, 1, "{ Plot window / data buffer manipulation... }"},
c6be64da	54	{"hf", CmdHF, 1, "{ High Frequency commands... }"},
37239a7c	55	{"hw", CmdHW, 1, "{ Hardware commands... }"},
c6be64da	56	{"lf", CmdLF, 1, "{ Low Frequency commands... }"},
57c69556 MHS	57	{"script", CmdScript, 1,"{ Scripting commands }"},
	58	{"quit", CmdQuit, 1, "Exit program"},
	59	{"exit", CmdQuit, 1, "Exit program"},
7fe9b0b7	60	{NULL, NULL, 0, NULL}
	61	};
	62
57c69556 MHS	63	command_t* getTopLevelCommandTable()
	64	{
	65	return CommandTable;
	66	}
7fe9b0b7	67	int CmdHelp(const char *Cmd)
	68	{
	69	CmdsHelp(CommandTable);
	70	return 0;
	71	}
	72
	73	int CmdQuit(const char *Cmd)
	74	{
	75	exit(0);
	76	return 0;
	77	}
42daa759	78	/**
	79	* @brief This method should be called when sending a new command to the pm3. In case any old
	80	* responses from previous commands are stored in the buffer, a call to this method should clear them.
	81	* A better method could have been to have explicit command-ACKS, so we can know which ACK goes to which
	82	* operation. Right now we'll just have to live with this.
	83	*/
	84	void clearCommandBuffer()
	85	{
	86	//This is a very simple operation
	87	cmd_tail = cmd_head;
	88	}
	89
	90	/**
	91	* @brief storeCommand stores a USB command in a circular buffer
	92	* @param UC
	93	*/
	94	void storeCommand(UsbCommand *command)
	95	{
	96	if( ( cmd_head+1) % CMD_BUFFER_SIZE == cmd_tail)
	97	{
	98	//If these two are equal, we're about to overwrite in the
	99	// circular buffer.
	100	PrintAndLog("WARNING: Command buffer about to overwrite command! This needs to be fixed!");
	101	}
	102	//Store the command at the 'head' location
	103	UsbCommand* destination = &cmdBuffer[cmd_head];
	104	memcpy(destination, command, sizeof(UsbCommand));
	105
	106	cmd_head = (cmd_head +1) % CMD_BUFFER_SIZE; //increment head and wrap
	107
	108	}
	109	/**
	110	* @brief getCommand gets a command from an internal circular buffer.
	111	* @param response location to write command
	112	* @return 1 if response was returned, 0 if nothing has been received
	113	*/
	114	int getCommand(UsbCommand* response)
	115	{
	116	//If head == tail, there's nothing to read, or if we just got initialized
	117	if(cmd_head == cmd_tail){
	118	return 0;
	119	}
	120	//Pick out the next unread command
	121	UsbCommand* last_unread = &cmdBuffer[cmd_tail];
	122	memcpy(response, last_unread, sizeof(UsbCommand));
	123	//Increment tail - this is a circular buffer, so modulo buffer size
	124	cmd_tail = (cmd_tail +1 ) % CMD_BUFFER_SIZE;
	125
	126	return 1;
	127
	128	}
	129
fd368d18	130	/**
	131	* Waits for a certain response type. This method waits for a maximum of
	132	* ms_timeout milliseconds for a specified response command.
	133	*@brief WaitForResponseTimeout
	134	* @param cmd command to wait for
	135	* @param response struct to copy received command into.
	136	* @param ms_timeout
	137	* @return true if command was returned, otherwise false
	138	*/
902cb3c0	139	bool WaitForResponseTimeout(uint32_t cmd, UsbCommand* response, size_t ms_timeout) {
a61b4976	140
	141	UsbCommand resp;
	142
fd368d18	143	if (response == NULL) {
a61b4976	144
fd368d18	145	response = &resp;
902cb3c0	146	}
534983d7	147
fd368d18	148	// Wait until the command is received
	149	for(size_t dm_seconds=0; dm_seconds < ms_timeout/10; dm_seconds++) {
	150
	151	while(getCommand(response))
	152	{
	153	if(response->cmd == cmd){
	154	//We got what we expected
	155	return true;
	156	}
534983d7	157
fd368d18	158	}
	159	msleep(10); // XXX ugh
	160	if (dm_seconds == 200) { // Two seconds elapsed
	161	PrintAndLog("Waiting for a response from the proxmark...");
	162	PrintAndLog("Don't forget to cancel its operation first by pressing on the button");
	163	}
	164	}
	165	return false;
534983d7	166	}
534983d7	167
902cb3c0	168	bool WaitForResponse(uint32_t cmd, UsbCommand* response) {
902cb3c0	169	return WaitForResponseTimeout(cmd,response,-1);
7fe9b0b7	170	}
	171
	172	//-----------------------------------------------------------------------------
	173	// Entry point into our code: called whenever the user types a command and
	174	// then presses Enter, which the full command line that they typed.
	175	//-----------------------------------------------------------------------------
902cb3c0	176	void CommandReceived(char *Cmd) {
7fe9b0b7	177	CmdsParse(CommandTable, Cmd);
	178	}
	179
	180	//-----------------------------------------------------------------------------
	181	// Entry point into our code: called whenever we received a packet over USB
	182	// that we weren't necessarily expecting, for example a debug print.
	183	//-----------------------------------------------------------------------------
	184	void UsbCommandReceived(UsbCommand *UC)
	185	{
79a73ab2	186	/*
9440213d	187	// Debug
79a73ab2	188	printf("UsbCommand length[len=%zd]\n",sizeof(UsbCommand));
125a98a1	189	printf(" cmd[len=%zd]: %"llx"\n",sizeof(UC->cmd),UC->cmd);
	190	printf(" arg0[len=%zd]: %"llx"\n",sizeof(UC->arg[0]),UC->arg[0]);
	191	printf(" arg1[len=%zd]: %"llx"\n",sizeof(UC->arg[1]),UC->arg[1]);
	192	printf(" arg2[len=%zd]: %"llx"\n",sizeof(UC->arg[2]),UC->arg[2]);
79a73ab2	193	printf(" data[len=%zd]: %02x%02x%02x...\n",sizeof(UC->d.asBytes),UC->d.asBytes[0],UC->d.asBytes[1],UC->d.asBytes[2]);
79a73ab2	194	*/
9440213d	195
7fe9b0b7	196	// printf("%s(%x) current cmd = %x\n", __FUNCTION__, c->cmd, current_command);
9440213d	197	// If we recognize a response, return to avoid further processing
7fe9b0b7	198	switch(UC->cmd) {
9440213d	199	// First check if we are handling a debug message
7fe9b0b7	200	case CMD_DEBUG_PRINT_STRING: {
9440213d	201	char s[USB_CMD_DATA_SIZE+1];
	202	size_t len = MIN(UC->arg[0],USB_CMD_DATA_SIZE);
	203	memcpy(s,UC->d.asBytes,len);
	204	s[len] = 0x00;
ab8b654e	205	PrintAndLog("#db# %s ", s);
7fe9b0b7	206	return;
db09cb3a	207	} break;
7fe9b0b7	208
db09cb3a	209	case CMD_DEBUG_PRINT_INTEGERS: {
ab8b654e	210	PrintAndLog("#db# %08x, %08x, %08x \r\n", UC->arg[0], UC->arg[1], UC->arg[2]);
7fe9b0b7	211	return;
db09cb3a	212	} break;
7fe9b0b7	213
	214	case CMD_MEASURED_ANTENNA_TUNING: {
	215	int peakv, peakf;
	216	int vLf125, vLf134, vHf;
	217	vLf125 = UC->arg[0] & 0xffff;
	218	vLf134 = UC->arg[0] >> 16;
72e930ef	219	vHf = UC->arg[1] & 0xffff;;
	220	peakf = UC->arg[2] & 0xffff;
	221	peakv = UC->arg[2] >> 16;
	222
	223	//Reset delta trigger every 3:d time
	224
	225	if ( deltaReset == 4){
	226	delta125[0] = vLf125;
	227	delta134[0] = vLf134;
	228	deltahf[0] = vHf;
	229	} else if ( deltaReset == 2){
	230	delta125[1] = vLf125;
	231	delta134[1] = vLf134;
	232	deltahf[1] = vHf;
	233	}
	234
	235	if ( deltaReset == 0){
	236
	237	}
	238
7fe9b0b7	239	PrintAndLog("");
7fe9b0b7	240	PrintAndLog("# LF antenna: %5.2f V @ 125.00 kHz", vLf125/1000.0);
7fe9b0b7	241	PrintAndLog("# LF antenna: %5.2f V @ 134.00 kHz", vLf134/1000.0);
72e930ef	242	PrintAndLog("# LF optimal: %5.2f V @ %9.2f kHz", peakv/1000.0, 12000.0/(peakf+1));
7fe9b0b7	243	PrintAndLog("# HF antenna: %5.2f V @ 13.56 MHz", vHf/1000.0);
	244	if (peakv<2000)
	245	PrintAndLog("# Your LF antenna is unusable.");
	246	else if (peakv<10000)
	247	PrintAndLog("# Your LF antenna is marginal.");
	248	if (vHf<2000)
	249	PrintAndLog("# Your HF antenna is unusable.");
	250	else if (vHf<5000)
	251	PrintAndLog("# Your HF antenna is marginal.");
72e930ef	252	}
	253
	254	deltaReset = (deltaReset == 0) ? 4 : deltaReset>>1;
	255	break;
db09cb3a	256
902cb3c0	257	case CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K: {
	258	// printf("received samples: ");
	259	// print_hex(UC->d.asBytes,512);
	260	sample_buf_len += UC->arg[1];
	261	// printf("samples: %zd offset: %d\n",sample_buf_len,UC->arg[0]);
	262	memcpy(sample_buf+(UC->arg[0]),UC->d.asBytes,UC->arg[1]);
	263	} break;
	264
	265
	266	// case CMD_ACK: {
	267	// PrintAndLog("Receive ACK\n");
	268	// } break;
	269
db09cb3a	270	default: {
db09cb3a	271	// Maybe it's a response
fd368d18	272	/*
db09cb3a	273	switch(current_command) {
	274	case CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K: {
	275	if (UC->cmd != CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K) {
	276	PrintAndLog("unrecognized command %08x\n", UC->cmd);
	277	break;
	278	}
902cb3c0	279	// int i;
	280	PrintAndLog("received samples %d\n",UC->arg[0]);
	281	memcpy(sample_buf+UC->arg[0],UC->d.asBytes,48);
	282	sample_buf_len += 48;
	283	// for(i=0; i<48; i++) sample_buf[i] = UC->d.asBytes[i];
fd368d18	284	//received_command = UC->cmd;
db09cb3a	285	} break;
	286
	287	default: {
	288	} break;
fd368d18	289	}*/
	290	}
	291	break;
7fe9b0b7	292	}
fd368d18	293
	294	storeCommand(UC);
	295
	296	}
	297