Question

How to get the total paging file size on windows PC in C Win32 API

Answer 1

#include <windows.h>
#include <tchar.h>

#define BYTES_TO_KB 1024

int main(void) {

    MEMORYSTATUSEX statex;

    statex.dwLength = sizeof(statex);

    GlobalMemoryStatusEx(&statex);
    
    // A paging file is a hidden, optional system storage file on a hard disk

    _tprintf(TEXT("%I64d KB total paging file size\n"), statex.ullTotalPageFile / BYTES_TO_KB);
    _tprintf(TEXT("%.2f GB total paging file size\n"), (statex.ullTotalPageFile / BYTES_TO_KB) / (1024.0 * 1024.0));

    return 0;
}




/*
run:

38466696 KB total paging file size
36.68 GB total paging file size

*/

 

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