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Diffstat (limited to 'pyparallel/src/win32/simpleio.c')
-rw-r--r-- | pyparallel/src/win32/simpleio.c | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/pyparallel/src/win32/simpleio.c b/pyparallel/src/win32/simpleio.c deleted file mode 100644 index 793cfac..0000000 --- a/pyparallel/src/win32/simpleio.c +++ /dev/null @@ -1,47 +0,0 @@ -// Parallel port extension for Win32 -// "inp" and "outp" are used to access the parallelport hardware -// needs giveio.sys driver on NT/2k/XP -// -// (C) 2005 Chris Liechti <cliechti@gmx.net> -// this is distributed under a free software license, see license.txt - -#include <windows.h> -#include <conio.h> - -#define DRIVERNAME "\\\\.\\giveio" - -/* module-functions */ - -WINAPI void outp(int port, int value) { - _outp(port, value); -} - -WINAPI int inp(int port) { - int value; - value = _inp(port); - return value; -} - -WINAPI int init(void) { - OSVERSIONINFO vi; - - //detect OS, on NT,2k,XP the driver needs to be loaded - vi.dwOSVersionInfoSize = sizeof(vi); - GetVersionEx(&vi); - if (vi.dwPlatformId == VER_PLATFORM_WIN32_NT) { - HANDLE h; - //try to open driver - h = CreateFile(DRIVERNAME, GENERIC_READ, 0, NULL, - OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); - if (h == INVALID_HANDLE_VALUE) { - //if it fails again, then we have a problem... -> exception - //"Couldn't access giveio device"; - return 1; - } - //close again immediately. - //the process is now tagged to have the rights it needs, - //the giveio driver remembers that - if (h != NULL) CloseHandle(h); //close the driver's file - } - return 0; -} |