//-----------------------------------------------------------------------------
// Copyright (C) 2013 m h swende <martin at swende.se>
+// Modified 2015,2016, iceman
//
// 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
//-----------------------------------------------------------------------------
// Some lua scripting glue to proxmark core.
//-----------------------------------------------------------------------------
-
-#include <lua.h>
-#include <lualib.h>
-#include <lauxlib.h>
-#include "proxmark3.h"
-#include "usb_cmd.h"
-#include "cmdmain.h"
#include "scripting.h"
-#include "util.h"
-#include "nonce2key/nonce2key.h"
-#include "../common/iso15693tools.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
const char *data = luaL_checklstring(L, 1, &size);
if(size != sizeof(UsbCommand))
{
- printf("Got data size %d, expected %d" , (int) size,(int) sizeof(UsbCommand));
+ printf("Got data size %d, expected %d" , (int) size,(int) sizeof(UsbCommand));
lua_pushstring(L,"Wrong data size");
return 1;
}
-// UsbCommand c = (*data);
SendCommand((UsbCommand* )data);
return 0; // no return values
}
}
UsbCommand response;
-
if(WaitForResponseTimeout(cmd, &response, ms_timeout))
{
//Push it as a string
- lua_pushlstring(L,(const char *)&response,sizeof(UsbCommand));
+ lua_pushlstring(L,(const char *)&response, sizeof(UsbCommand));
return 1;// return 1 to signal one return value
}else{
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)
+ */
+ size_t size = 0;
+ const char *data = luaL_checklstring(L, 1, &size);
+
+ unsigned char buf[USB_CMD_DATA_SIZE] = {0x00};
+
+ for (int i = 0; i < size; i += 2)
+ sscanf(&data[i], "%02x", (unsigned int *)&buf[i / 2]);
+
+ size /= 2;
+ ComputeCrc14443(CRC_14443_B, buf, size, &buf[size], &buf[size+1]);
+ lua_pushlstring(L, (const char *)&buf, size+2);
+ return 1;
+}
+
/*
Simple AES 128 cbc hook up to OpenSSL.
params: key, input
return 1;// return 1 to signal one return value
}
+static int l_crc8legic(lua_State *L)
+{
+ size_t size;
+ const char *p_str = luaL_checklstring(L, 1, &size);
+
+ uint16_t retval = CRC8Legic( (uint8_t*) p_str, size);
+ lua_pushinteger(L, (int) retval);
+ return 1;
+}
+
static int l_crc16(lua_State *L)
{
size_t size;
static int l_reveng_models(lua_State *L){
- char *models[80];
+ // This array needs to be adjusted if RevEng adds more crc-models.
+ char *models[100];
int count = 0;
- lua_Integer in_width = luaL_checkinteger(L, 1);
+ int in_width = luaL_checkinteger(L, 1);
if( in_width > 89 ) return returnToLuaWithError(L,"Width cannot exceed 89, got %d", in_width);
- uint32_t width = (uint32_t)in_width;
- int ans = GetModels(models, &count, &width);
+ // This array needs to be adjusted if RevEng adds more crc-models.
+ uint8_t width[100];
+ width[0] = (uint8_t)in_width;
+ int ans = GetModels(models, &count, width);
if (!ans) return 0;
lua_newtable(L);
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
//result = calculated crc hex string
char result[50];
- size_t dataLen;
- const char *inModel = luaL_checklstring(L, 1, &dataLen);
- if ( dataLen < 4 ) return returnToLuaWithError(L,"Can't find model, got %s", inModel);
-
- const char *inHexStr = luaL_checklstring(L, 2, &dataLen);
- if ( dataLen < 4 ) return returnToLuaWithError(L,"Hex string too short, got %d", dataLen);
-
- int reverse = luaL_checkinteger(L, 3);
- const char *endian = luaL_checklstring(L, 4, &dataLen);
+ 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, (bool)reverse, (char*)endian, result);
+ // 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");
return 1;
}
+static int l_hardnested(lua_State *L){
+
+ bool haveTarget = TRUE;
+ size_t size;
+ const char *p_blockno = luaL_checklstring(L, 1, &size);
+ if(size != 2) return returnToLuaWithError(L,"Wrong size of blockNo, got %d bytes, expected 2", (int) size);
+
+ const char *p_keytype = luaL_checklstring(L, 2, &size);
+ if(size != 1) return returnToLuaWithError(L,"Wrong size of keyType, got %d bytes, expected 1", (int) size);
+
+ const char *p_key = luaL_checklstring(L, 3, &size);
+ if(size != 12) return returnToLuaWithError(L,"Wrong size of key, got %d bytes, expected 12", (int) size);
+
+ const char *p_trg_blockno = luaL_checklstring(L, 4, &size);
+ if(size != 2) return returnToLuaWithError(L,"Wrong size of trgBlockNo, got %d bytes, expected 2", (int) size);
+
+ const char *p_trg_keytype = luaL_checklstring(L, 5, &size);
+ if(size != 1) return returnToLuaWithError(L,"Wrong size of trgKeyType, got %d bytes, expected 1", (int) size);
+
+ const char *p_trgkey = luaL_checklstring(L, 6, &size);
+ if(size != 12)
+ haveTarget = FALSE;
+
+ const char *p_nonce_file_read = luaL_checklstring(L, 7, &size);
+ if(size != 1) return returnToLuaWithError(L,"Wrong size of nonce_file_read, got %d bytes, expected 1", (int) size);
+
+ const char *p_nonce_file_write = luaL_checklstring(L, 8, &size);
+ if(size != 1) return returnToLuaWithError(L,"Wrong size of nonce_file_write, got %d bytes, expected 1", (int) size);
+
+ const char *p_slow = luaL_checklstring(L, 9, &size);
+ if(size != 1) return returnToLuaWithError(L,"Wrong size of slow, got %d bytes, expected 1", (int) size);
+
+ const char *p_tests = luaL_checklstring(L, 10, &size);
+ if(size != 1) return returnToLuaWithError(L,"Wrong size of tests, got %d bytes, expected 1", (int) size);
+
+ uint32_t blockNo = 0, keyType = 0;
+ uint32_t trgBlockNo = 0, trgKeyType = 0;
+ uint32_t slow = 0, tests = 0;
+ uint32_t nonce_file_read = 0, nonce_file_write = 0;
+
+ sscanf(p_blockno, "%02x", &blockNo);
+ sscanf(p_keytype, "%x", &keyType);
+ sscanf(p_trg_blockno, "%02x", &trgBlockNo);
+ sscanf(p_trg_keytype, "%x", &trgKeyType);
+ sscanf(p_nonce_file_read, "%x", &nonce_file_read);
+ sscanf(p_nonce_file_write, "%x", &nonce_file_write);
+
+ sscanf(p_slow, "%x", &slow);
+ sscanf(p_tests, "%x", &tests);
+
+ uint8_t key[6] = {0,0,0,0,0,0};
+ uint8_t trgkey[6] = {0,0,0,0,0,0};
+ for (int i = 0; i < 32; i += 2) {
+ sscanf(&p_key[i], "%02x", (unsigned int *)&key[i / 2]);
+ if (haveTarget)
+ sscanf(&p_trgkey[i], "%02x", (unsigned int *)&trgkey[i / 2]);
+ }
+
+ uint64_t foundkey = 0;
+ int retval = mfnestedhard(blockNo, keyType, key, trgBlockNo, trgKeyType, haveTarget ? trgkey : NULL, nonce_file_read, nonce_file_write, slow, tests, &foundkey);
+
+ //Push the retval on the stack
+ lua_pushinteger(L,retval);
+
+ //Push the key onto the stack
+ uint8_t dest_key[6];
+ num_to_bytes(foundkey, sizeof(dest_key), dest_key);
+
+ //printf("Pushing to lua stack: %012"llx"\n",key);
+ lua_pushlstring(L, (const char *) dest_key, sizeof(dest_key));
+ return 2; //Two return values
+}
+
/**
* @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.
return 0; // all done!
}
-
int set_pm3_libraries(lua_State *L)
{
-
static const luaL_Reg libs[] = {
{"SendCommand", l_SendCommand},
{"WaitForResponseTimeout", l_WaitForResponseTimeout},
{"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},
{"aes128_encrypt_ecb", l_aes128encrypt_ecb},
+ {"crc8legic", l_crc8legic},
{"crc16", l_crc16},
{"crc64", l_crc64},
{"sha1", l_sha1},
{"reveng_models", l_reveng_models},
{"reveng_runmodel", l_reveng_RunModel},
+ {"hardnested", l_hardnested},
{NULL, NULL}
};