reveng- iceman1001 s scripting updates

[proxmark3-svn] / client / scripting.c

diff --git a/client/scripting.c b/client/scripting.c
index 414f5315b45c16ccee3d86096314f95205f7564f..cc6498ce5997a52a85adef7a645a6d067c7c3bde 100644 (file)
--- a/client/scripting.c
+++ b/client/scripting.c
@@ -393,7 +393,7 @@ static int l_reveng_models(lua_State *L){
 
        char *models[80];
        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);
 
@@ -412,6 +412,13 @@ static int l_reveng_models(lua_State *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
@@ -422,19 +429,14 @@ static int l_reveng_RunModel(lua_State *L){
        //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)[0];
+       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, endian, result);
+       int ans = RunModel( (char *)inModel, (char *)inHexStr, reverse, endian, result);
        if (!ans)       
                return returnToLuaWithError(L,"Reveng failed");
 
@@ -442,7 +444,6 @@ static int l_reveng_RunModel(lua_State *L){
        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.
@@ -490,7 +491,6 @@ int set_pm3_libraries(lua_State *L)
                {"sha1",                        l_sha1},
                {"reveng_models",               l_reveng_models},
                {"reveng_runmodel",             l_reveng_RunModel},
-
                {NULL, NULL}
        };