dlls/mmsystem.dll16/winemm16.h

   1 /*
   2  * Copyright 1998, Luiz Otavio L. Zorzella
   3  *           1999, Eric Pouech
   4  *
   5  * Purpose:   multimedia declarations (internal to WINMM & MMSYSTEM DLLs)
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include "wine/mmsystem16.h"
  23 #include "wownt32.h"
  24
  25 /* mmsystem (16 bit files) only functions */
  26 void            MMDRV_Init16(void);
  27 void            MMSYSTEM_MMTIME32to16(LPMMTIME16 mmt16, const MMTIME* mmt32);
  28
  29 typedef LONG                    (*MCIPROC16)(DWORD, HDRVR16, WORD, DWORD, DWORD);
  30
  31 /* HANDLE16 -> HANDLE conversions */
  32 #define HDRVR_32(h16)           ((HDRVR)(ULONG_PTR)(h16))
  33 #define HMIDI_32(h16)           ((HMIDI)(ULONG_PTR)(h16))
  34 #define HMIDIIN_32(h16)         ((HMIDIIN)(ULONG_PTR)(h16))
  35 #define HMIDIOUT_32(h16)        ((HMIDIOUT)(ULONG_PTR)(h16))
  36 #define HMIDISTRM_32(h16)       ((HMIDISTRM)(ULONG_PTR)(h16))
  37 #define HMIXER_32(h16)          ((HMIXER)(ULONG_PTR)(h16))
  38 #define HMIXEROBJ_32(h16)       ((HMIXEROBJ)(ULONG_PTR)(h16))
  39 #define HMMIO_32(h16)           ((HMMIO)(ULONG_PTR)(h16))
  40 #define HWAVE_32(h16)           ((HWAVE)(ULONG_PTR)(h16))
  41 #define HWAVEIN_32(h16)         ((HWAVEIN)(ULONG_PTR)(h16))
  42 #define HWAVEOUT_32(h16)        ((HWAVEOUT)(ULONG_PTR)(h16))
  43
  44 /* HANDLE -> HANDLE16 conversions */
  45 #define HDRVR_16(h32)           (LOWORD(h32))
  46 #define HMIDI_16(h32)           (LOWORD(h32))
  47 #define HMIDIIN_16(h32)         (LOWORD(h32))
  48 #define HMIDIOUT_16(h32)        (LOWORD(h32))
  49 #define HMIDISTRM_16(h32)       (LOWORD(h32))
  50 #define HMIXER_16(h32)          (LOWORD(h32))
  51 #define HMIXEROBJ_16(h32)       (LOWORD(h32))
  52 #define HMMIO_16(h32)           (LOWORD(h32))
  53 #define HWAVE_16(h32)           (LOWORD(h32))
  54 #define HWAVEIN_16(h32)         (LOWORD(h32))
  55 #define HWAVEOUT_16(h32)        (LOWORD(h32))
  56
  57 typedef enum {
  58     MMSYSTEM_MAP_NOMEM,         /* ko, memory problem */
  59     MMSYSTEM_MAP_MSGERROR,      /* ko, unknown message */
  60     MMSYSTEM_MAP_OK,            /* ok, no memory allocated. to be sent to the proc. */
  61     MMSYSTEM_MAP_OKMEM,         /* ok, some memory allocated, need to call UnMapMsg. to be sent to the proc. */
  62 } MMSYSTEM_MapType;
  63
  64 extern  CRITICAL_SECTION        mmdrv_cs;
  65
  66 enum MMSYSTEM_DriverType
  67 {
  68     MMSYSTDRV_MIXER,
  69     MMSYSTDRV_MIDIIN,
  70     MMSYSTDRV_MIDIOUT,
  71     MMSYSTDRV_WAVEIN,
  72     MMSYSTDRV_WAVEOUT,
  73     MMSYSTDRV_MAX
  74 };
  75
  76 extern  struct mmsystdrv_thunk* MMSYSTDRV_AddThunk(DWORD pfn16, enum MMSYSTEM_DriverType kind);
  77 extern  void                    MMSYSTDRV_DeleteThunk(struct mmsystdrv_thunk* thunk);
  78 extern  void                    MMSYSTDRV_SetHandle(struct mmsystdrv_thunk* thunk, void* h);
  79 extern  void                    MMSYSTDRV_CloseHandle(void* h);
  80 extern  DWORD                   MMSYSTDRV_Message(void* h, UINT msg, DWORD_PTR param1, DWORD_PTR param2);
  81
  82 #define WINE_MMTHREAD_CREATED   0x4153494C      /* "BSIL" */
  83 #define WINE_MMTHREAD_DELETED   0xDEADDEAD
  84
  85 typedef struct {
  86        DWORD                    dwSignature;            /* 00 "BSIL" when ok, 0xDEADDEAD when being deleted */
  87        DWORD                    dwCounter;              /* 04 > 1 when in mmThread functions */
  88        HANDLE                   hThread;                /* 08 hThread */
  89        DWORD                    dwThreadID;             /* 0C */
  90        DWORD                    fpThread;               /* 10 address of thread proc (segptr or lin depending on dwFlags) */
  91        DWORD                    dwThreadPmt;            /* 14 parameter to be passed upon thread creation to fpThread */
  92        LONG                     dwSignalCount;          /* 18 counter used for signaling */
  93        HANDLE                   hEvent;                 /* 1C event */
  94        HANDLE                   hVxD;                   /* 20 return from OpenVxDHandle */
  95        DWORD                    dwStatus;               /* 24 0x00, 0x10, 0x20, 0x30 */
  96        DWORD                    dwFlags;                /* 28 dwFlags upon creation */
  97        UINT16                   hTask;                  /* 2C handle to created task */
  98 } WINE_MMTHREAD;