diff options
Diffstat (limited to 'package')
| -rw-r--r-- | package/source/zipapi/ZipOutputStream.cxx | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/package/source/zipapi/ZipOutputStream.cxx b/package/source/zipapi/ZipOutputStream.cxx index 7b2ae4ffe543..22cc0b320e00 100644 --- a/package/source/zipapi/ZipOutputStream.cxx +++ b/package/source/zipapi/ZipOutputStream.cxx @@ -450,12 +450,25 @@ sal_uInt32 ZipOutputStream::getCurrentDosTime( ) osl_getSystemTime ( &aTimeValue ); osl_getDateTimeFromTimeValue( &aTimeValue, &aDateTime); + // at year 2108, there is an overflow + // -> some decision needs to be made + // how to handle the ZIP file format (just overflow?) + + // if the current system time is before 1980, + // then the time traveller will have to make a decision + // how to handle the ZIP file format before it is invented + // (just underflow?) + + assert(aDateTime.Year > 1980 && aDateTime.Year < 2108); + sal_uInt32 nYear = static_cast <sal_uInt32> (aDateTime.Year); - if (nYear>1980) + if (nYear>=1980) nYear-=1980; - else if (nYear>80) + else if (nYear>=80) + { nYear-=80; + } sal_uInt32 nResult = static_cast < sal_uInt32>( ( ( ( aDateTime.Day) + ( 32 * (aDateTime.Month)) + ( 512 * nYear ) ) << 16) | |