mirror of
https://github.com/mpv-player/mpv
synced 2024-12-25 08:12:17 +00:00
e89e30c90c
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@12058 b3059339-0415-0410-9bf9-f77b7e298cf2
51 lines
1.8 KiB
C
51 lines
1.8 KiB
C
#ifndef _DHAHELPER_H
|
|
#define _DHAHELPER_H 1
|
|
|
|
// Define the various device type values. Note that values used by Microsoft
|
|
// Corporation are in the range 0-32767, and 32768-65535 are reserved for use
|
|
// by customers.
|
|
|
|
#define FILE_DEVICE_DHAHELPER 0x00008011
|
|
|
|
// Macro definition for defining IOCTL and FSCTL function control codes.
|
|
// Note that function codes 0-2047 are reserved for Microsoft Corporation,
|
|
// and 2048-4095 are reserved for customers.
|
|
|
|
#define DHAHELPER_IOCTL_INDEX 0x810
|
|
|
|
#define IOCTL_DHAHELPER_MAPPHYSTOLIN CTL_CODE(FILE_DEVICE_DHAHELPER, \
|
|
DHAHELPER_IOCTL_INDEX, \
|
|
METHOD_BUFFERED, \
|
|
FILE_ANY_ACCESS)
|
|
|
|
#define IOCTL_DHAHELPER_UNMAPPHYSADDR CTL_CODE(FILE_DEVICE_DHAHELPER, \
|
|
DHAHELPER_IOCTL_INDEX + 1, \
|
|
METHOD_BUFFERED, \
|
|
FILE_ANY_ACCESS)
|
|
|
|
#define IOCTL_DHAHELPER_ENABLEDIRECTIO CTL_CODE(FILE_DEVICE_DHAHELPER, \
|
|
DHAHELPER_IOCTL_INDEX + 2, \
|
|
METHOD_BUFFERED, \
|
|
FILE_ANY_ACCESS)
|
|
|
|
#define IOCTL_DHAHELPER_DISABLEDIRECTIO CTL_CODE(FILE_DEVICE_DHAHELPER, \
|
|
DHAHELPER_IOCTL_INDEX + 3, \
|
|
METHOD_BUFFERED, \
|
|
FILE_ANY_ACCESS)
|
|
|
|
|
|
#if !defined(__MINGW32__) && !defined(__CYGWIN__)
|
|
#pragma pack(1)
|
|
typedef struct dhahelper_t {
|
|
#else
|
|
struct __attribute__((__packed__)) dhahelper_t {
|
|
#endif
|
|
unsigned int size;
|
|
void* base;
|
|
void* ptr;
|
|
};
|
|
|
|
typedef struct dhahelper_t dhahelper_t;
|
|
|
|
#endif
|