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Forgot to seek before trying to read back data, and added a check for the data integrity

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svn path=/trunk/; revision=1193
This commit is contained in:
Phillip Susi 2000-06-17 22:04:49 +00:00
parent 4e91635e4a
commit e6bcb9741d
1 changed files with 24 additions and 23 deletions
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47
reactos/apps/tests/file/file.c
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@ -21,33 +21,34 @@ int main( void )
0, 0,
0); 0);
if (file == INVALID_HANDLE_VALUE) if (file == INVALID_HANDLE_VALUE)
{ {
printf("Error opening file (Status %x)\n", GetLastError()); printf("Error opening file (Status %x)\n", GetLastError());
return 1; return 1;
} }
for( c = 0; c < sizeof( buffer ); c++ )
buffer[c] = (char)c;
printf("Writing file\n"); printf("Writing file\n");
for (c = 0; c < 1024; c++) if (WriteFile( file, buffer, 4096, &wrote, NULL) == FALSE)
{ {
if (WriteFile( file, buffer, 4096, &wrote, NULL) == FALSE) printf("Error writing file (Status %x)\n", GetLastError());
{ exit(2);
printf("Error writing file (Status %x)\n", GetLastError()); }
exit(2);
}
}
printf("Reading file\n"); printf("Reading file\n");
for (c = 0; c < 1024; c++) SetFilePointer( file, 0, 0, FILE_BEGIN );
if (ReadFile( file, buffer, 4096, &wrote, NULL) == FALSE)
{ {
if (ReadFile( file, buffer, 4096, &wrote, NULL) == FALSE) printf("Error reading file (Status %x)\n", GetLastError());
{ exit(3);
printf("Error reading file (Status %x)\n", GetLastError());
exit(3);
}
} }
for( c = 0; c < sizeof( buffer ); c++ )
printf("Finished\n"); if( buffer[c] != (char)c )
{
printf( "Error: data read back is not what was written\n" );
CloseHandle( file );
return 0;
}
printf("Finished, works fine\n");
CloseHandle( file );
return 0; return 0;
} }