#include "cmdmain.h"
#include "util.h"
#include "cmdscript.h"
+#include "cmdcrc.h"
unsigned int current_command = CMD_UNKNOWN;
static int CmdHelp(const char *Cmd);
static int CmdQuit(const char *Cmd);
+static int CmdRev(const char *Cmd);
//For storing command that are received from the device
#define CMD_BUFFER_SIZE 50
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}
+ {"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... }"},
+ {"reveng",CmdRev, 1, "Crc calculations from the software reveng1-30"},
+ {"script",CmdScript,1, "{ Scripting commands }"},
+ {"quit", CmdQuit, 1, "Exit program"},
+ {"exit", CmdQuit, 1, "Exit program"},
+ {NULL, NULL, 0, NULL}
};
command_t* getTopLevelCommandTable()
int CmdQuit(const char *Cmd)
{
- exit(0);
- return 0;
+ return 99;
}
+
+int CmdRev(const char *Cmd)
+{
+ CmdCrc(Cmd);
+ 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.
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
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.
*/
bool WaitForResponseTimeout(uint32_t cmd, UsbCommand* response, size_t ms_timeout) {
- UsbCommand resp;
+ 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++) {
+ 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){
- 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");
- }
+ if(response->cmd == cmd){
+ 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;
+ 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);
+ int CommandReceived(char *Cmd) {
+ return 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.
switch(UC->cmd) {
// First check if we are handling a debug message
case CMD_DEBUG_PRINT_STRING: {
- char s[USB_CMD_DATA_SIZE+1] = {0x00};
+ char s[USB_CMD_DATA_SIZE+1];
+ memset(s, 0x00, sizeof(s));
size_t len = MIN(UC->arg[0],USB_CMD_DATA_SIZE);
memcpy(s,UC->d.asBytes,len);
- PrintAndLog("#db# %s ", s);
+ PrintAndLog("#db# %s", s);
return;
} break;
case CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K: {
memcpy(sample_buf+(UC->arg[0]),UC->d.asBytes,UC->arg[1]);
+ return;
} break;
default:
+ storeCommand(UC);
break;
}
- storeCommand(UC);
}
#include "util.h"
#include "nonce2key/nonce2key.h"
#include "../common/iso15693tools.h"
+ #include "iso14443crc.h"
#include "../common/crc16.h"
#include "../common/crc64.h"
#include "../common/sha1.h"
#include "aes.h"
+#include "cmdcrc.h"
/**
* The following params expected:
* UsbCommand c
return 1;
}
+ static int l_iso14443b_crc(lua_State *L)
+ {
+ /* void ComputeCrc14443(int CrcType,
+ const unsigned char *Data, int Length,
+ unsigned char *TransmitFirst,
+ unsigned char *TransmitSecond)
+ */
+ unsigned char buf[USB_CMD_DATA_SIZE];
+ size_t len = 0;
+ const char *data = luaL_checklstring(L, 1, &len);
+ if (USB_CMD_DATA_SIZE < len)
+ len = USB_CMD_DATA_SIZE-2;
+
+ for (int i = 0; i < len; i += 2) {
+ sscanf(&data[i], "%02x", (unsigned int *)&buf[i / 2]);
+ }
+ ComputeCrc14443(CRC_14443_B, buf, len, &buf[len], &buf[len+1]);
+
+ lua_pushlstring(L, (const char *)&buf, len+2);
+ return 1;
+ }
/*
Simple AES 128 cbc hook up to OpenSSL.
params: key, input
return 1;
}
+static int l_reveng_models(lua_State *L){
+
+ char *models[80];
+ int count = 0;
+ int in_width = luaL_checkinteger(L, 1);
+
+ if( in_width > 89 ) return returnToLuaWithError(L,"Width cannot exceed 89, got %d", in_width);
+
+ uint8_t width[80];
+ width[0] = (uint8_t)in_width;
+ int ans = GetModels(models, &count, width);
+ if (!ans) return 0;
+
+ lua_newtable(L);
+
+ for (int i = 0; i < count; i++){
+ lua_pushstring(L, (const char*)models[i]);
+ lua_rawseti(L,-2,i+1);
+ free(models[i]);
+ }
+
+ return 1;
+}
+
+//Called with 4 parameters.
+// inModel ,string containing the crc model name: 'CRC-8'
+// inHexStr ,string containing the hex representation of the data that will be used for CRC calculations.
+// reverse ,int 0/1 (bool) if 1, calculate the reverse CRC
+// endian ,char, 'B','b','L','l','t','r' describing if Big-Endian or Little-Endian should be used in different combinations.
+//
+// outputs: string with hex representation of the CRC result
+static int l_reveng_RunModel(lua_State *L){
+ //-c || -v
+ //inModel = valid model name string - CRC-8
+ //inHexStr = input hex string to calculate crc on
+ //reverse = reverse calc option if true
+ //endian = {0 = calc default endian input and output, b = big endian input and output, B = big endian output, r = right justified
+ // l = little endian input and output, L = little endian output only, t = left justified}
+ //result = calculated crc hex string
+ char result[50];
+
+ const char *inModel = luaL_checkstring(L, 1);
+ const char *inHexStr = luaL_checkstring(L, 2);
+ bool reverse = lua_toboolean(L, 3);
+ const char endian = luaL_checkstring(L, 4)[0];
+
+ //PrintAndLog("mod: %s, hex: %s, rev %d", inModel, inHexStr, reverse);
+ //int RunModel(char *inModel, char *inHexStr, bool reverse, char endian, char *result)
+ int ans = RunModel( (char *)inModel, (char *)inHexStr, reverse, endian, result);
+ if (!ans)
+ return returnToLuaWithError(L,"Reveng failed");
+
+ lua_pushstring(L, (const char*)result);
+ return 1;
+}
+
/**
* @brief Sets the lua path to include "./lualibs/?.lua", in order for a script to be
* able to do "require('foobar')" if foobar.lua is within lualibs folder.
{"clearCommandBuffer", l_clearCommandBuffer},
{"console", l_CmdConsole},
{"iso15693_crc", l_iso15693_crc},
+ {"iso14443b_crc", l_iso14443b_crc},
{"aes128_decrypt", l_aes128decrypt_cbc},
{"aes128_decrypt_ecb", l_aes128decrypt_ecb},
{"aes128_encrypt", l_aes128encrypt_cbc},
{"crc16", l_crc16},
{"crc64", l_crc64},
{"sha1", l_sha1},
+ {"reveng_models", l_reveng_models},
+ {"reveng_runmodel", l_reveng_RunModel},
{NULL, NULL}
};