tftp implementation in cplusplus
To run the program type g++ -o common.o -c common.cpp g++ tftpserver.cpp -o t common.o g++ tftpclient.cpp -o r common.o
./t ./r -r virat.txt -- for reading ./r -w virat.txt --for writing
./t portno ---> for running on specific port ./r -r virat.txt portno