RE: [PATCH] SMPP validity

>> In that case the calculation to get the difference in minutes may be
>> more like
>> 
>> (local_tm.tm_year - gmt_tm.tm_year) * 365*24*60 +
>> (local_tm.tm_yday - gmt_tm.tm_yday) * 24*60 +
>> (local_tm.tm_hour - gmt_tm.tm_hour) * 60 +
>> (local_tm.tm_min  - gmt_tm.tm_min );
>
>Why would I want to handle years and days when I only need the hour
>difference ?

Think of 31/12/2002 22:00 GMT, it is 01/01/2003 03:00 GMT+5 for example.