libtest/hello5.c

   1 /*
   2  * This example demonstrates dynamical loading of (internal) Win32 DLLS.
   3  */
   4 #include <windows.h>
   5 #include <stdio.h>
   6
   7 int PASCAL WinMain (HANDLE inst, HANDLE prev, LPSTR cmdline, int show)
   8 {
   9         SYSTEM_INFO     si;
  10         void (CALLBACK *fnGetSystemInfo)(LPSYSTEM_INFO si);
  11         HMODULE32       kernel32;
  12
  13         kernel32 = LoadLibrary("KERNEL32");
  14         if (kernel32<32) {
  15                 fprintf(stderr,"FATAL: could not load KERNEL32!\n");
  16                 return 0;
  17         }
  18         fnGetSystemInfo = (void (CALLBACK*)(LPSYSTEM_INFO))GetProcAddress(kernel32,"GetSystemInfo");
  19         if (!fnGetSystemInfo) {
  20                 fprintf(stderr,"FATAL: could not find GetSystemInfo!\n");
  21                 return 0;
  22         }
  23         fnGetSystemInfo(&si);
  24         fprintf(stderr,"QuerySystemInfo returns:\n");
  25         fprintf(stderr,"        wProcessorArchitecture: %d\n",si.u.x.wProcessorArchitecture);
  26         fprintf(stderr,"        dwPageSize: %ld\n",si.dwPageSize);
  27         fprintf(stderr,"        lpMinimumApplicationAddress: %p\n",si.lpMinimumApplicationAddress);
  28         fprintf(stderr,"        lpMaximumApplicationAddress: %p\n",si.lpMaximumApplicationAddress);
  29         fprintf(stderr,"        dwActiveProcessorMask: %ld\n",si.dwActiveProcessorMask);
  30         fprintf(stderr,"        dwNumberOfProcessors: %ld\n",si.dwNumberOfProcessors);
  31         fprintf(stderr,"        dwProcessorType: %ld\n",si.dwProcessorType);
  32         fprintf(stderr,"        dwAllocationGranularity: %ld\n",si.dwAllocationGranularity);
  33         fprintf(stderr,"        wProcessorLevel: %d\n",si.wProcessorLevel);
  34         fprintf(stderr,"        wProcessorRevision: %d\n",si.wProcessorRevision);
  35         return 0;
  36 }