Changeset 21878 for branches/gcc-kmk/src/dsound/initterm.cpp

Timestamp:

Dec 13, 2011, 11:17:52 AM (14 years ago)

Author:

dmik

Message:

Port DSOUND to GCC/kBuild.

File:

• branches/gcc-kmk/src/dsound/initterm.cpp (moved) (moved from branches/gcc-kmk/src/dsound/initdsound.cpp ) (9 diffs)

branches/gcc-kmk/src/dsound/initterm.cpp

@@ -1 @@
-/* $Id: initdsound.cpp,v 1.1 2002-09-14 08:31:25 sandervl Exp $
+/* $Id: initterm.cpp,v 1.18 2002-09-14 08:31:25 sandervl Exp $
  *
- * DLL entry point
+ * DSOUND DLL entry point
  *
  * Copyright 1998 Sander van Leeuwen
  * Copyright 1998 Peter Fitzsimmons
  *
- *
  * Project Odin Software License can be found in LICENSE.TXT
- *
  */
 
-/*-------------------------------------------------------------*/
-/* INITERM.C -- Source for a custom dynamic link library       */
-/*              initialization and termination (_DLL_InitTerm) */
-/*              function.                                      */
-/*                                                             */
-/* When called to perform initialization, this sample function */
-/* gets storage for an array of integers, and initializes its  */
-/* elements with random integers.  At termination time, it     */
-/* frees the array.  Substitute your own special processing.   */
-/*-------------------------------------------------------------*/
-
-
-/* Include files */
 #define  INCL_DOSMODULEMGR
 #define  INCL_DOSPROCESS
@@ -43 +28 @@
 #include "initdsound.h"
 
-extern "C" {
- //Win32 resource table (produced by wrc)
- extern DWORD _Resource_PEResTab;
-}
+// Win32 resource table (produced by wrc)
+extern DWORD dsound_PEResTab;
 
 static HMODULE dllHandle = 0;
 static HMODULE MMPMLibraryHandle = 0;
+
+char dsoundPath[CCHMAXPATH] = "";
 
 BOOL fdsMMPMAvailable = TRUE;
@@ -62 +47 @@
                                       WORD    wLength) = NULL;
 
-
-//******************************************************************************
-//******************************************************************************
 BOOL WINAPI LibMainDSound(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID fImpLoad)
 {
-  char   szError[CCHMAXPATH];
-  HKEY   hKey;
+    char   szError[CCHMAXPATH];
+    HKEY   hKey;
 
-   switch (fdwReason)
-   {
-   case DLL_PROCESS_ATTACH:
+    switch (fdwReason)
+    {
+    case DLL_PROCESS_ATTACH:
 
-        if(fdsMMPMAvailable == TRUE) 
-        {//if audio access wasn't disabled already, check if mmpm2 is installed
+        if(fdsMMPMAvailable == TRUE)
+        {
+            // if audio access wasn't disabled already, check if mmpm2 is installed
             // try to load the MDM library, not MMPM directly!!!
             if (DosLoadModule(szError, sizeof(szError),
@@ -82 +65 @@
                 // this system has no MMPM :-(
                 fdsMMPMAvailable = FALSE;
-            } 
+            }
             else
             {
@@ -89 +72 @@
                                      1, /* ORD_MCISENDCOMMAND */
                                      NULL,
-                                    (PFN*)&pfnDSmciSendCommand) != NO_ERROR)
+                                     (PFN*)&pfnDSmciSendCommand) != NO_ERROR)
                 {
                     fdsMMPMAvailable = FALSE;
-                } 
+                }
                 else
                 {
@@ -113 +96 @@
         }
 
-        if(fdsMMPMAvailable && RegOpenKeyA(HKEY_LOCAL_MACHINE, CUSTOM_BUILD_OPTIONS_KEY, &hKey) == 0) 
+        if(fdsMMPMAvailable && RegOpenKeyA(HKEY_LOCAL_MACHINE, CUSTOM_BUILD_OPTIONS_KEY, &hKey) == 0)
         {
             DWORD dwSize, dwType;
@@ -135 +118 @@
         return TRUE;
 
-   case DLL_THREAD_ATTACH:
-   case DLL_THREAD_DETACH:
+    case DLL_THREAD_ATTACH:
+    case DLL_THREAD_DETACH:
         return TRUE;
 
-   case DLL_PROCESS_DETACH:
+    case DLL_PROCESS_DETACH:
         if(MMPMLibraryHandle) DosFreeModule(MMPMLibraryHandle);
         return TRUE;
-   }
-   return FALSE;
+    }
+    return FALSE;
 }
-/****************************************************************************/
-/* _DLL_InitTerm is the function that gets called by the operating system   */
-/* loader when it loads and frees this DLL for each process that accesses   */
-/* this DLL.  However, it only gets called the first time the DLL is loaded */
-/* and the last time it is freed for a particular process.  The system      */
-/* linkage convention MUST be used because the operating system loader is   */
-/* calling this function.                                                   */
-/****************************************************************************/
-ULONG APIENTRY inittermDSound(ULONG hModule, ULONG ulFlag)
-{
-
-   /*-------------------------------------------------------------------------*/
-   /* If ulFlag is zero then the DLL is being loaded so initialization should */
-   /* be performed.  If ulFlag is 1 then the DLL is being freed so            */
-   /* termination should be performed.                                        */
-   /*-------------------------------------------------------------------------*/
-
-   switch (ulFlag) {
-      case 0 :
-      {
-         dllHandle = RegisterLxDll(hModule, LibMainDSound, (PVOID)&_Resource_PEResTab);
-         if(dllHandle == 0)
-                return 0UL;
-
-         dprintf(("dsound init %s %s (%x)", __DATE__, __TIME__, inittermDSound));
-         break;
-      }
-
-      case 1 :
-         if(dllHandle) {
-                UnregisterLxDll(dllHandle);
-         }
-         break;
-      default  :
-         return 0UL;
-   }
-
-   /***********************************************************/
-   /* A non-zero value must be returned to indicate success.  */
-   /***********************************************************/
-   return 1UL;
-}
-//******************************************************************************
-//******************************************************************************
 
 DWORD APIENTRY dsmciSendCommand(WORD   wDeviceID,
@@ -205 +144 @@
     return ret;
 }
-//******************************************************************************
-//******************************************************************************
+
 DWORD APIENTRY dsmciGetErrorString(DWORD   dwError,
                                    LPSTR   lpstrBuffer,
@@ -220 +158 @@
     return ret;
 }
-//******************************************************************************
-//******************************************************************************
+
+ULONG SYSTEM DLL_InitDSound(ULONG hModule)
+{
+    DosQueryModuleName(hModule, CCHMAXPATH, dsoundPath);
+    char *endofpath = strrchr(dsoundPath, '\\');
+    if (endofpath)
+        *(endofpath+1) = 0;
+
+    CheckVersionFromHMOD(PE2LX_VERSION, hModule); /*PLF Wed  98-03-18 05:28:48*/
+
+    dllHandle = RegisterLxDll(hModule, LibMainDSound, (PVOID)&dsound_PEResTab);
+    if(dllHandle == 0)
+        return -1;
+
+    dprintf(("dsound init %s %s (%x)", __DATE__, __TIME__, DLL_InitDSound));
+
+    return 0;
+}
+
+void SYSTEM DLL_TermDSound(ULONG hModule)
+{
+    if (dllHandle)
+       UnregisterLxDll(dllHandle);
+}
+
+ULONG SYSTEM DLL_Init(ULONG hModule)
+{
+    if (DLL_InitDefault(hModule) == -1)
+        return -1;
+    return DLL_InitDSound(hModule);
+}
+
+void SYSTEM DLL_Term(ULONG hModule)
+{
+    DLL_TermDSound(hModule);
+    DLL_TermDefault(hModule);
+}