SIM908 GPS: how to extract the Longitude,Latitude

[embRTS]

Hello I am getting a string which i am storing it in a buffer
like after an AT Command

AT+CGPSINF=32 //carriage return and line feed
after This SIM908 GPS will give response


&
the format of the string is as follows:-
<mode>,<longitude>,<latitude>,<altitude>,<UTC>,<ti me>,<num>,<speed>,<course>.

like for example,I will show the format in Numeric which i am getting from an array
"buffer[64]" is shown below:-

"32,000000.000,V,0.000000,N,0.000000,E,0.00,0.00,0 00000,,"

where,32=mode,longitude=000000.000

I want to extract the longitude value , Latitude Value , Speed and Time

Please help me out

Thanks in Advance