| 1 | /*
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| 2 | * WINMM DLL entry point
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| 3 | *
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| 4 | * Copyright 1998 Sander van Leeuwen (sandervl@xs4all.nl)
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| 5 | * Copyright 1998 Peter Fitzsimmons
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| 6 | * Copyright 2000 Chris Wohlgemuth
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| 7 | *
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| 8 | *
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| 9 | * Project Odin Software License can be found in LICENSE.TXT
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| 10 | *
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| 11 | */
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| 12 |
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| 13 | /*-------------------------------------------------------------*/
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| 14 | /* INITERM.C -- Source for a custom dynamic link library */
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| 15 | /* initialization and termination (_DLL_InitTerm) */
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| 16 | /* function. */
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| 17 | /* */
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| 18 | /* When called to perform initialization, this sample function */
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| 19 | /* gets storage for an array of integers, and initializes its */
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| 20 | /* elements with random integers. At termination time, it */
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| 21 | /* frees the array. Substitute your own special processing. */
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| 22 | /*-------------------------------------------------------------*/
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| 23 |
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| 24 |
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| 25 | /* Include files */
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| 26 | #define INCL_DOSMODULEMGR
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| 27 | #define INCL_DOSPROCESS
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| 28 | #define INCL_DOSSEMAPHORES
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| 29 | #include <os2wrap.h> //Odin32 OS/2 api wrappers
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| 30 | #include <stdlib.h>
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| 31 | #include <stdio.h>
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| 32 | #include <string.h>
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| 33 | #include <builtin.h>
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| 34 | #include <misc.h> /*PLF Wed 98-03-18 23:19:26*/
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| 35 | #include <odin.h>
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| 36 | #include <win32type.h>
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| 37 | #include <winconst.h>
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| 38 | #include <odinlx.h>
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| 39 | #include <initdll.h>
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| 40 | #include "auxiliary.h"
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| 41 | #include "winmmtype.h"
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| 42 | #include "waveoutbase.h"
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| 43 | #include <win\options.h>
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| 44 |
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| 45 | #define DBG_LOCALLOG DBG_initterm
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| 46 | #include "dbglocal.h"
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| 47 |
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| 48 | BOOL MULTIMEDIA_MciInit(void);
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| 49 | BOOL MULTIMEDIA_CreateIData(HINSTANCE hinstDLL);
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| 50 | void MULTIMEDIA_DeleteIData(void);
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| 51 |
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| 52 | extern "C" {
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| 53 | void IRTMidiShutdown(); // IRTMidi shutdown routine
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| 54 |
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| 55 | //Win32 resource table (produced by wrc)
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| 56 | extern DWORD winmm_PEResTab;
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| 57 | }
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| 58 | static HMODULE dllHandle = 0;
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| 59 |
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| 60 | //******************************************************************************
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| 61 | //******************************************************************************
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| 62 | BOOL WINAPI LibMainWinmm(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID fImpLoad)
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| 63 | {
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| 64 | static BOOL bInitDone = FALSE;
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| 65 |
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| 66 | switch (fdwReason)
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| 67 | {
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| 68 | case DLL_PROCESS_ATTACH:
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| 69 | {
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| 70 | if (!MULTIMEDIA_CreateIData(hinstDLL))
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| 71 | return FALSE;
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| 72 |
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| 73 | if (!bInitDone) { /* to be done only once */
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| 74 | if (!MULTIMEDIA_MciInit() /*|| !MMDRV_Init() */ ) {
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| 75 | MULTIMEDIA_DeleteIData();
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| 76 | return FALSE;
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| 77 | }
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| 78 | bInitDone = TRUE;
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| 79 | }
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| 80 | DWORD dwVolume;
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| 81 |
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| 82 | dwVolume = PROFILE_GetOdinIniInt(WINMM_SECTION, DEFVOL_KEY, 100);
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| 83 | dwVolume = (dwVolume*0xFFFF)/100;
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| 84 | dwVolume = (dwVolume << 16) | dwVolume;
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| 85 | WaveOut::setDefaultVolume(dwVolume);
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| 86 | return TRUE;
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| 87 | }
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| 88 |
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| 89 | case DLL_THREAD_ATTACH:
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| 90 | case DLL_THREAD_DETACH:
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| 91 | return TRUE;
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| 92 |
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| 93 | case DLL_PROCESS_DETACH:
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| 94 | MULTIMEDIA_DeleteIData();
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| 95 | auxOS2Close(); /* SvL: Close aux device if necessary */
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| 96 | IRTMidiShutdown; /* JT: Shutdown RT Midi subsystem, if running. */
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| 97 | return TRUE;
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| 98 | }
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| 99 | return FALSE;
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| 100 | }
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| 101 | /****************************************************************************/
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| 102 | /* _DLL_InitTerm is the function that gets called by the operating system */
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| 103 | /* loader when it loads and frees this DLL for each process that accesses */
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| 104 | /* this DLL. However, it only gets called the first time the DLL is loaded */
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| 105 | /* and the last time it is freed for a particular process. The system */
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| 106 | /* linkage convention MUST be used because the operating system loader is */
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| 107 | /* calling this function. */
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| 108 | /****************************************************************************/
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| 109 | ULONG APIENTRY inittermWinmm(ULONG hModule, ULONG ulFlag)
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| 110 | {
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| 111 | /*-------------------------------------------------------------------------*/
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| 112 | /* If ulFlag is zero then the DLL is being loaded so initialization should */
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| 113 | /* be performed. If ulFlag is 1 then the DLL is being freed so */
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| 114 | /* termination should be performed. */
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| 115 | /*-------------------------------------------------------------------------*/
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| 116 |
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| 117 | switch (ulFlag)
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| 118 | {
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| 119 | case 0 :
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| 120 | ParseLogStatusWINMM();
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| 121 |
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| 122 | dllHandle = RegisterLxDll(hModule, LibMainWinmm, (PVOID)&winmm_PEResTab);
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| 123 | if(dllHandle == 0)
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| 124 | return 0UL;/* Error */
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| 125 |
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| 126 | dprintf(("winmm init %s %s (%x)", __DATE__, __TIME__, inittermWinmm));
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| 127 | break;
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| 128 | case 1 :
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| 129 | auxOS2Close(); /* SvL: Close aux device if necessary */
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| 130 | if(dllHandle) {
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| 131 | UnregisterLxDll(dllHandle);
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| 132 | }
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| 133 | break;
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| 134 | default :
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| 135 | return 0UL;
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| 136 | }
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| 137 |
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| 138 | /***********************************************************/
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| 139 | /* A non-zero value must be returned to indicate success. */
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| 140 | /***********************************************************/
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| 141 | return 1UL;
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| 142 | }
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| 143 | //******************************************************************************
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| 144 | //******************************************************************************
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| 145 |
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| 146 |
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| 147 |
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