# -*- coding: cp1252 -*-
'''
Created on 20.10.2011

@author: sth2mt
'''

import FertigungsTest.Hardware.M24LR64R as EEProm
import subprocess
import os

# <Command>GetMAC</Command>
# <Command>exit</Command>


class Treiber(object):
    '''
    classdocs
    '''
    # Achtung dies ist Pseudo Singleton -> variablen werden statisch verwendet. Aufgeraumt wird erst wenn alle instanzen weg sindwird nur einmal instaniiert !!!!
    ObjCount = 0
    _Thread_name = "WLAN"
    stout = False
    s_FileName_nvs_map = "nvs_map.bin"
    L_MACAdress = None
    O_EEProm = None

    def __init__(self):
        '''
        Constructor
        '''
        Treiber.ObjCount += 1
        self.printf("%i.Construktor %s Anzahl" % (Treiber.ObjCount,Treiber._Thread_name))
        if Treiber.O_EEProm == None:
            Treiber.O_EEProm = EEProm.Treiber()
        if Treiber.L_MACAdress == None:
            Treiber.L_MACAdress=self.f_GetMACAdress()
        
    def __del__(self):
        #print "~WLAN_CL\n"
        '''
        Destructor
        '''
        self.printf("%i Destruktor %s" % (Treiber.ObjCount,Treiber._Thread_name))
        if Treiber.ObjCount == 1:
            self.printf("Reste aufraumen")
            del(Treiber.O_EEProm)
            Treiber.O_EEProm = None
        
        if Treiber.ObjCount > 0:
            Treiber.ObjCount -= 1
            
            
        pass
    
    
    
    
    
    def f_GetMACAdress(self):
        try:
            #nvs map auslesen
            s_DateiInhalt = Treiber.O_EEProm.read(4096, 468)
            self.printf ("WLAN.GetMACAdress()->open(%s) Treiber.O_EEProm.read successfully" %Treiber.s_FileName_nvs_map)
            return ([ord(s_DateiInhalt[11]),ord(s_DateiInhalt[10]),ord(s_DateiInhalt[6]),ord(s_DateiInhalt[5]),ord(s_DateiInhalt[4]),ord(s_DateiInhalt[3])])
        except Exception,e:
            print "WLAN.GetMACAdress()", e
            return ([255,255,255,255,255,255])
        pass 
    
    def f_CopyNvsMap(self,sTargetPath):
        try:
            #nvs map auslesen
            s_DateiInhalt = Treiber.O_EEProm.read(4096, 468)
            self.printf ("WLAN.f_CopyNvsMap()->open(%s) Treiber.O_EEProm.read successfully" %Treiber.s_FileName_nvs_map)
            if (sTargetPath==None):
                sTargetPath="/opt/ti-wireless/WL6.1.6.0.3/"
            sFilePathName = sTargetPath + "nvs_map.bin"
            fwriteNvsMap = open(sFilePathName,"w+b")
            fwriteNvsMap.write(s_DateiInhalt)
            fwriteNvsMap.close()
            return True
        except IOError,e:
            print "WLAN.f_CopyNvsMap()", e
            return False
        pass        
       
        
    def f_GetMACString(self,Trennzeichen='-'):
        try:
            s_MacAdress=""
            for i in Treiber.L_MACAdress:
                s_MacAdress+="%02x%s"%(i,Trennzeichen)
            return s_MacAdress.rstrip("-")
        except IOError,e:
            print "WLAN.GetMACAdress()", e
            return -1
        pass        

    def f_GetMACLong(self):
        try:
            l_MacAdress=0l
            for i in range (0,len(Treiber.L_MACAdress),1):
                #print i , " ",
                l_MacAdress+= (pow(256,len(Treiber.L_MACAdress)-i-1) * Treiber.L_MACAdress[i])
                #print l_MacAdress
            return l_MacAdress
        except IOError,e:
            print "WLAN.GetMACAdress()", e
            return -1
        pass        
    
    def f_GetNFSAdress(self):
        try:
            output = open ("/tmp/MountInfo.log","w+")
            string = None
            self.printf("f_GetNFSAdress() START")
        
            if subprocess.call(["mount"],stderr=output,stdout=output,shell=True)!=0:
                output.close()
                print "WLAN.f_GetNFSAdress() subprocess.call([mount] ERROR"
                return -1
            output.flush()
            output.seek(0)
            
            for line in output:
                if line.find("nfs")>0:
                    string = (line.rsplit("addr="))[1] #string = alles nach "addr=" -> "xx.xx.xx.xx)"  ip-adress of nfs server
                    string = string.rsplit(")")[0]     # alles vor ")" also xx.xx.xx.xx
                    #self.printf(string)
            output.close()
            self.printf("f_GetNFSAdress()=%s ENDE"%string)

            return string

        except IOError,e:
            print "WLAN.f_GetNFSAdress()", e
            return -1

        pass
    def f_GetIPAdress(self):
        try:
            output = open ("/tmp/ifconfigInfo.log","w+")
            string = None
            self.printf("f_GetIPAdress() START")
        
            if subprocess.call(["ifconfig"],stderr=output,stdout=output,shell=True)!=0:
                output.close()
                print "WLAN.f_GetIPAdress() subprocess.call([ifconfig] ERROR"
                return -1
            output.flush()
            output.seek(0)
            
            for line in output:
                if line.find("inet addr:")>0:
                    string = (line.rsplit("inet addr:"))[1] #string = alles nach "addr=" -> "xx.xx.xx.xx)"  ip-adress of nfs server
                    string = string.rsplit(" ")[0]     # alles vor ")" also xx.xx.xx.xx
                    #self.printf(string)
                    break
            output.close()
            self.printf("f_GetIPAdress()=%s ENDE"%string)

            return string

        except IOError,e:
            print "WLAN.f_GetIPAdress()", e
            return -1

        pass
        
    def printf(self,string):
        if Treiber.stout:
            print string
        pass