Re: 64-bit numbers
- Posted by Elliott Sales de Andrade <quantum_analyst at hotmail.com> Feb 02, 2003
- 440 views
>From: tone.skoda at gmx.net >Subject: 64-bit numbers > > >I don't know what why is this not working. > >I get this: >valseq = {129,238,123,1,0,0,0,0} >val = 0.000000 > >Code: > >atom ptr, val >sequence valseq > >--Allocate >ptr = allocate (8) > >-- Here I send message to C program which will >-- write into ptr. >.... > >-- Read what C program has written into our buffer: >valseq = peek ({ptr, 8}) >val = float64_to_atom (valseq) > It's not a double..... > >// C code which writes into >// buffer which was allocated in Euphoria program. >LONGLONG llPlayback; //64-bit value >int address_data_size = 8; >llPlayback = 24899201; >WriteProcessMemory( > hCallerProcess, > (LPVOID) address, > &llPlayback, > address_data_size, > &bytesWritten); > > >Maybe I should divide 64-bit number into two 32-bit numbers. How would I do >that? In Euphoria or C. Try just two peek4's and put it in a sequence... Supposedly atoms can hold 64-bit integer numbers, but you may want to ask Robert Craig first.