Code cleanup (#616)

[proxmark3-svn] / client / scripting.c

diff --git a/client/scripting.c b/client/scripting.c
index 6b26ec59ca119eeae71c2cf0b132fa50566b87e4..232da889703618914bd8e4ec73fcacb0332d559a 100644 (file)
--- a/client/scripting.c
+++ b/client/scripting.c
@@ -8,20 +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 "../common/sha1.h"
-#include "aes.h"
+#include "../common/polarssl/sha1.h"
+#include "../common/polarssl/aes.h"
+
 /**
  * The following params expected:
  *  UsbCommand c
@@ -122,49 +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;
@@ -228,6 +211,27 @@ 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
@@ -419,13 +423,14 @@ 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},
+               {"iso14443b_crc",               l_iso14443b_crc},
                {"aes128_decrypt",              l_aes128decrypt_cbc},
                {"aes128_decrypt_ecb",          l_aes128decrypt_ecb},
                {"aes128_encrypt",              l_aes128encrypt_cbc},
@@ -454,7 +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;
 }