Source code of Windows XP (NT5)
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

157 lines
3.6 KiB

/****************************************************************************
*
* driver.h
*
* Copyright (c) 1991-1994 Microsoft Corporation
*
***************************************************************************/
#include <drvlib.h>
#include <synth.h>
#define SR_ALERT_NORESOURCE 11
#define DATA_FMPATCHES 1234
#ifndef RC_INVOKED
#define RT_BINARY MAKEINTRESOURCE( 256 )
#else
#define RT_BINARY 256
#endif
//
// Porting stuff
//
#define BCODE
#define fEnabled TRUE
#define AsULMUL(a, b) ((DWORD)((DWORD)(a) * (DWORD)(b)))
#define AsLSHL(a, b) ((DWORD)((DWORD)(a) << (DWORD)(b)))
#define AsULSHR(a, b) ((DWORD)((DWORD)(a) >> (DWORD)(b)))
#define AsMemCopy CopyMemory
extern HANDLE MidiDeviceHandle;
extern SYNTH_DATA DeviceData[];
extern int MidiPosition;
extern VOID MidiFlush(VOID);
extern VOID MidiCloseDevice(HANDLE DeviceHandle);
extern MMRESULT MidiOpenDevice(LPHANDLE lpHandle, BOOL Write);
extern MMRESULT MidiSetVolume(DWORD Left, DWORD Right);
extern VOID MidiCheckVolume(VOID);
extern MMRESULT MidiGetVolume(LPDWORD lpVolume);
#define SYNTH_DATA_SIZE 80
extern VOID FAR PASCAL MidiSendFM (DWORD wAddress, BYTE bValue);
extern VOID FAR PASCAL MidiNewVolume (WORD wLeft, WORD wRight);
extern WORD FAR PASCAL MidiInit (VOID);
extern BYTE gbVelocityAtten[32];
//
// End of porting stuff
//
/*
* midi device type - determined by kernel driver
*/
UINT gMidiType;
/*
* values for gMidiType - set in MidiOpenDevice
*/
#define TYPE_ADLIB 1
#define TYPE_OPL3 2
/*
* String IDs
* NOTE - these are shared with the drivers and should be made COMMON
* definitions
*/
#define SR_ALERT 1
#define SR_ALERT_NOPATCH 10
#define SYSEX_ERROR 0xFF // internal error code for sysexes on input
#define STRINGLEN (100)
/* volume defines */
#define VOL_MIDI (0)
#define VOL_NUMVOL (1)
#define VOL_LEFT (0)
#define VOL_RIGHT (1)
/* MIDI defines */
#define NUMCHANNELS (16)
#define NUMPATCHES (256)
#define DRUMCHANNEL (9) /* midi channel 10 */
/****************************************************************************
typedefs
***************************************************************************/
// per allocation structure for midi
typedef struct portalloc_tag {
DWORD_PTR dwCallback; // client's callback
DWORD_PTR dwInstance; // client's instance data
HMIDIOUT hMidi; // handle for stream
DWORD dwFlags; // allocation flags
}PORTALLOC, NEAR *NPPORTALLOC;
/****************************************************************************
strings
***************************************************************************/
#define INI_STR_PATCHLIB TEXT("Patches")
#define INI_SOUND TEXT("synth.ini")
#define INI_DRIVER TEXT("Driver")
/****************************************************************************
globals
***************************************************************************/
/* midi.c */
extern BYTE gbMidiInUse; /* if MIDI is in use */
extern HMODULE ghModule; // our module handle
/***************************************************************************
prototypes
***************************************************************************/
/* midi.c */
VOID NEAR PASCAL MidiMessage (DWORD dwData);
DWORD APIENTRY modSynthMessage(UINT id,
UINT msg, DWORD_PTR dwUser, DWORD_PTR dwParam1, DWORD_PTR dwParam2);
UINT MidiOpen (VOID);
VOID MidiClose (VOID);
void MidiReset(void);