X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/b50b72551ce7505cab44a2b16d4e606da5bf7555..388d8618c7ef6ca8fed92df09fc41e9b6014f693:/client/scripting.c?ds=sidebyside diff --git a/client/scripting.c b/client/scripting.c index 63d7f44e..752edba6 100644 --- a/client/scripting.c +++ b/client/scripting.c @@ -1,5 +1,6 @@ //----------------------------------------------------------------------------- // Copyright (C) 2013 m h swende +// 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 @@ -7,23 +8,8 @@ //----------------------------------------------------------------------------- // Some lua scripting glue to proxmark core. //----------------------------------------------------------------------------- - -#include -#include -#include -#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 "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 @@ -53,7 +39,7 @@ static int l_SendCommand(lua_State *L){ const char *data = luaL_checklstring(L, 1, &size); if(size != sizeof(UsbCommand)) { - printf("Got data size %d, expected %d" , size, sizeof(UsbCommand)); + printf("Got data size %d, expected %d" , (int) size,(int) sizeof(UsbCommand)); lua_pushstring(L,"Wrong data size"); return 1; } @@ -96,7 +82,6 @@ static int l_WaitForResponseTimeout(lua_State *L){ } UsbCommand response; - if(WaitForResponseTimeout(cmd, &response, ms_timeout)) { //Push it as a string @@ -236,18 +221,17 @@ static int l_iso14443b_crc(lua_State *L) 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; + 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 < len; i += 2) { - sscanf(&data[i], "%02x", (unsigned int *)&buf[i / 2]); - } - ComputeCrc14443(CRC_14443_B, buf, len, &buf[len], &buf[len+1]); + for (int i = 0; i < size; i += 2) + sscanf(&data[i], "%02x", (unsigned int *)&buf[i / 2]); - lua_pushlstring(L, (const char *)&buf, len+2); + size /= 2; + ComputeCrc14443(CRC_14443_B, buf, size, &buf[size], &buf[size+1]); + lua_pushlstring(L, (const char *)&buf, size+2); return 1; } @@ -369,6 +353,16 @@ static int l_aes128encrypt_ecb(lua_State *L) 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; @@ -413,13 +407,15 @@ static int l_sha1(lua_State *L) 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; 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]; + // 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; @@ -467,6 +463,79 @@ static int l_reveng_RunModel(lua_State *L){ 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. @@ -491,10 +560,8 @@ int setLuaPath( lua_State* L, const char* path ) return 0; // all done! } - int set_pm3_libraries(lua_State *L) { - static const luaL_Reg libs[] = { {"SendCommand", l_SendCommand}, {"WaitForResponseTimeout", l_WaitForResponseTimeout}, @@ -510,11 +577,13 @@ int set_pm3_libraries(lua_State *L) {"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} };