X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/86724c17c9914f495e2a7df729d4fe65a9746d82..0d2624a0cc13dbe34392da1f8495af6c64a84ddb:/client/scripting.c

diff --git a/client/scripting.c b/client/scripting.c
index 152fd9d4..ed7ae007 100644
--- a/client/scripting.c
+++ b/client/scripting.c
@@ -8,19 +8,25 @@
 // Some lua scripting glue to proxmark core.
 //-----------------------------------------------------------------------------
 
+#include "scripting.h"
+
+#include <stdlib.h>
 #include <lua.h>
 #include <lualib.h>
 #include <lauxlib.h>
 #include "proxmark3.h"
+#include "comms.h"
 #include "usb_cmd.h"
 #include "cmdmain.h"
-#include "scripting.h"
 #include "util.h"
-#include "nonce2key/nonce2key.h"
+#include "mifarehost.h"
 #include "../common/iso15693tools.h"
+#include "iso14443crc.h"
 #include "../common/crc16.h"
 #include "../common/crc64.h"
-#include "aes.h"
+#include <mbedtls/sha1.h>
+#include <mbedtls/aes.h>
+
 /**
  * The following params expected:
  *  UsbCommand c
@@ -121,49 +127,27 @@ static int returnToLuaWithError(lua_State *L, const char* fmt, ...)
 	return 2;
 }
 
-static int l_nonce2key(lua_State *L){
-
-	size_t size;
-	const char *p_uid = luaL_checklstring(L, 1, &size);
-	if(size != 4)  return returnToLuaWithError(L,"Wrong size of uid, got %d bytes, expected 4", (int) size);
-
-	const char *p_nt = luaL_checklstring(L, 2, &size);
-	if(size != 4)  return returnToLuaWithError(L,"Wrong size of nt, got %d bytes, expected 4", (int) size);
-
-	const char *p_nr = luaL_checklstring(L, 3, &size);
-	if(size != 4)  return returnToLuaWithError(L,"Wrong size of nr, got %d bytes, expected 4", (int) size);
-
-	const char *p_par_info = luaL_checklstring(L, 4, &size);
-	if(size != 8)  return returnToLuaWithError(L,"Wrong size of par_info, got %d bytes, expected 8", (int) size);
-
-	const char *p_pks_info = luaL_checklstring(L, 5, &size);
-	if(size != 8)  return returnToLuaWithError(L,"Wrong size of ks_info, got %d bytes, expected 8", (int) size);
-
-
-	uint32_t uid = bytes_to_num(( uint8_t *)p_uid,4);
-	uint32_t nt = bytes_to_num(( uint8_t *)p_nt,4);
-
-	uint32_t nr = bytes_to_num(( uint8_t*)p_nr,4);
-	uint64_t par_info = bytes_to_num(( uint8_t *)p_par_info,8);
-	uint64_t ks_info = bytes_to_num(( uint8_t *)p_pks_info,8);
-
-	uint64_t key = 0;
-
-	int retval = nonce2key(uid,nt, nr, par_info,ks_info, &key);
+static int l_mfDarkside(lua_State *L){
 
+	uint64_t key;
+	
+	int retval = mfDarkside(&key);
+	
 	//Push the retval on the stack
-	lua_pushinteger(L,retval);
+	lua_pushinteger(L, retval);
 
 	//Push the key onto the stack
 	uint8_t dest_key[8];
-	num_to_bytes(key,sizeof(dest_key),dest_key);
+	num_to_bytes(key, sizeof(dest_key), dest_key);
 
-	//printf("Pushing to lua stack: %012"llx"\n",key);
-	lua_pushlstring(L,(const char *) dest_key,sizeof(dest_key));
+	//printf("Pushing to lua stack: %012" PRIx64 "\n",key);
+	lua_pushlstring(L,(const char *)dest_key, sizeof(dest_key));
 
 	return 2; //Two return values
 }
+
 //static int l_PrintAndLog(lua_State *L){ return CmdHF14AMfDump(luaL_checkstring(L, 1));}
+
 static int l_clearCommandBuffer(lua_State *L){
 	clearCommandBuffer();
 	return 0;
@@ -227,11 +211,32 @@ static int l_iso15693_crc(lua_State *L)
 	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 (len > USB_CMD_DATA_SIZE-2)
+		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
 */
-static int l_aes128decrypt(lua_State *L)
+static int l_aes128decrypt_cbc(lua_State *L)
 {
 	//Check number of arguments
 	int i;
@@ -252,15 +257,44 @@ static int l_aes128decrypt(lua_State *L)
 		sscanf(&p_key[i], "%02x", (unsigned int *)&aes_key[i / 2]);
 	}
 
-	aes_context ctx;
-	aes_init(&ctx);
-	aes_setkey_dec(&ctx, aes_key, 128);
-	aes_crypt_cbc(&ctx,AES_DECRYPT,sizeof(indata), iv, indata,outdata );
+	mbedtls_aes_context ctx;
+	mbedtls_aes_init(&ctx);
+	mbedtls_aes_setkey_dec(&ctx, aes_key, 128);
+	mbedtls_aes_crypt_cbc(&ctx, MBEDTLS_AES_DECRYPT, sizeof(indata), iv, indata,outdata );
 	//Push decrypted array as a string
 	lua_pushlstring(L,(const char *)&outdata, sizeof(outdata));
 	return 1;// return 1 to signal one return value
 }
-static int l_aes128encrypt(lua_State *L)
+static int l_aes128decrypt_ecb(lua_State *L)
+{
+	//Check number of arguments
+	int i;
+	size_t size;
+	const char *p_key = luaL_checklstring(L, 1, &size);
+	if(size != 32)  return returnToLuaWithError(L,"Wrong size of key, got %d bytes, expected 32", (int) size);
+
+	const char *p_encTxt = luaL_checklstring(L, 2, &size);
+
+	unsigned char indata[16] = {0x00};
+	unsigned char outdata[16] = {0x00};
+	unsigned char aes_key[16] = {0x00};
+
+	// convert key to bytearray and convert input to bytearray
+	for (i = 0; i < 32; i += 2) {
+		sscanf(&p_encTxt[i], "%02x", (unsigned int *)&indata[i / 2]);
+		sscanf(&p_key[i], "%02x", (unsigned int *)&aes_key[i / 2]);
+	}
+	mbedtls_aes_context ctx;
+	mbedtls_aes_init(&ctx);
+	mbedtls_aes_setkey_dec(&ctx, aes_key, 128);
+	mbedtls_aes_crypt_ecb(&ctx, MBEDTLS_AES_DECRYPT, indata, outdata );
+
+	//Push decrypted array as a string
+	lua_pushlstring(L,(const char *)&outdata, sizeof(outdata));
+	return 1;// return 1 to signal one return value
+}
+
+static int l_aes128encrypt_cbc(lua_State *L)
 {
 	//Check number of arguments
 	int i;
@@ -280,10 +314,37 @@ static int l_aes128encrypt(lua_State *L)
 		sscanf(&p_key[i], "%02x", (unsigned int *)&aes_key[i / 2]);
 	}
 
-	aes_context ctx;
-	aes_init(&ctx);
-	aes_setkey_enc(&ctx, aes_key, 128);
-	aes_crypt_cbc(&ctx, AES_ENCRYPT, sizeof(indata), iv, indata, outdata );
+	mbedtls_aes_context ctx;
+	mbedtls_aes_init(&ctx);
+	mbedtls_aes_setkey_enc(&ctx, aes_key, 128);
+	mbedtls_aes_crypt_cbc(&ctx, MBEDTLS_AES_ENCRYPT, sizeof(indata), iv, indata, outdata );
+	//Push encrypted array as a string
+	lua_pushlstring(L,(const char *)&outdata, sizeof(outdata));
+	return 1;// return 1 to signal one return value
+}
+
+static int l_aes128encrypt_ecb(lua_State *L)
+{
+	//Check number of arguments
+	int i;
+	size_t size;
+	const char *p_key = luaL_checklstring(L, 1, &size);
+	if(size != 32)  return returnToLuaWithError(L,"Wrong size of key, got %d bytes, expected 32", (int) size);
+
+	const char *p_txt = luaL_checklstring(L, 2, &size);
+
+	unsigned char indata[16] = {0x00};
+	unsigned char outdata[16] = {0x00};
+	unsigned char aes_key[16] = {0x00};
+
+	for (i = 0; i < 32; i += 2) {
+		sscanf(&p_txt[i], "%02x", (unsigned int *)&indata[i / 2]);
+		sscanf(&p_key[i], "%02x", (unsigned int *)&aes_key[i / 2]);
+	}
+	mbedtls_aes_context ctx;
+	mbedtls_aes_init(&ctx);
+	mbedtls_aes_setkey_enc(&ctx, aes_key, 128);
+	mbedtls_aes_crypt_ecb(&ctx, MBEDTLS_AES_ENCRYPT, indata, outdata );
 	//Push encrypted array as a string
 	lua_pushlstring(L,(const char *)&outdata, sizeof(outdata));
 	return 1;// return 1 to signal one return value
@@ -321,6 +382,16 @@ static int l_crc64(lua_State *L)
 	return 1;
 }
 
+static int l_sha1(lua_State *L)
+{
+	size_t size;
+	const char *p_str = luaL_checklstring(L, 1, &size);
+	unsigned char outdata[20] = {0x00};
+	mbedtls_sha1( (uint8_t*) p_str, size, outdata);
+	lua_pushlstring(L,(const char *)&outdata, sizeof(outdata));
+	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.
@@ -352,17 +423,21 @@ int set_pm3_libraries(lua_State *L)
 	static const luaL_Reg libs[] = {
 		{"SendCommand",                 l_SendCommand},
 		{"WaitForResponseTimeout",      l_WaitForResponseTimeout},
-		{"nonce2key",                   l_nonce2key},
+		{"mfDarkside",                  l_mfDarkside},
 		//{"PrintAndLog",                 l_PrintAndLog},
 		{"foobar",                      l_foobar},
 		{"ukbhit",                      l_ukbhit},
 		{"clearCommandBuffer",          l_clearCommandBuffer},
 		{"console",                     l_CmdConsole},
 		{"iso15693_crc",                l_iso15693_crc},
-		{"aes128_decrypt",              l_aes128decrypt},
-		{"aes128_encrypt",              l_aes128encrypt},
+		{"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},
 		{"crc16",                       l_crc16},
 		{"crc64",                       l_crc64},
+		{"sha1",                        l_sha1},
 		{NULL, NULL}
 	};
 
@@ -384,7 +459,11 @@ int set_pm3_libraries(lua_State *L)
 
 	//-- Last but not least, add to the LUA_PATH (package.path in lua)
 	// so we can load libraries from the ./lualib/ - directory
-	setLuaPath(L,"./lualibs/?.lua");
+	char libraries_path[strlen(get_my_executable_directory()) + strlen(LUA_LIBRARIES_DIRECTORY) + strlen(LUA_LIBRARIES_WILDCARD) + 1];
+	strcpy(libraries_path, get_my_executable_directory());
+	strcat(libraries_path, LUA_LIBRARIES_DIRECTORY);
+	strcat(libraries_path, LUA_LIBRARIES_WILDCARD);
+	setLuaPath(L, libraries_path);
 
 	return 1;
 }