rosapps/tests/sectest/sectest.c

   1 /* $Id$ */
   2 #define UNICODE
   3 #define _UNICODE
   4 #include <windows.h>
   5 #include <stdio.h>
   6 #include <string.h>
   7
   8 int main(int argc, char* argv[])
   9 {
  10   HANDLE hFile;
  11   HANDLE Section;
  12   PVOID BaseAddress;
  13
  14   printf("Section Test\n");
  15
  16   hFile = CreateFile(_T("sectest.txt"),
  17                      GENERIC_READ | GENERIC_WRITE,
  18                      0,
  19                      NULL,
  20                      CREATE_ALWAYS,
  21                      0,
  22                      0);
  23   if (hFile == INVALID_HANDLE_VALUE)
  24     {
  25       printf("Failed to create file (err=%ld)", GetLastError());
  26       return 1;
  27     }
  28
  29   Section = CreateFileMapping(hFile,
  30                               NULL,
  31                               PAGE_READWRITE,
  32                               0,
  33                               4096,
  34                               NULL);
  35   if (Section == NULL)
  36     {
  37       printf("Failed to create section (err=%ld)", GetLastError());
  38       return 1;
  39     }
  40
  41   printf("Mapping view of section\n");
  42   BaseAddress = MapViewOfFile(Section,
  43                               FILE_MAP_ALL_ACCESS,
  44                               0,
  45                               0,
  46                               4096);
  47   printf("BaseAddress %x\n", (UINT) BaseAddress);
  48   if (BaseAddress == NULL)
  49     {
  50       printf("Failed to map section (%ld)\n", GetLastError());
  51       return 1;
  52     }
  53
  54   printf("Clearing section\n");
  55   FillMemory(BaseAddress, 4096, ' ');
  56   printf("Copying test data to section\n");
  57   strcpy(BaseAddress, "test data");
  58
  59   if (!UnmapViewOfFile(BaseAddress))
  60     {
  61       printf("Failed to unmap view of file (%ld)\n", GetLastError());
  62       return 1;
  63     }
  64
  65   if (!CloseHandle(hFile))
  66     {
  67       printf("Failed to close file (%ld)\n", GetLastError());
  68       return 1;
  69     }
  70
  71   return 0;
  72 }
  73