165 lines
4.4 KiB
C
165 lines
4.4 KiB
C
/* -*- tab-width: 8; c-basic-offset: 4 -*- */
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/*
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* MSACM32 library
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*
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* Copyright 1998 Patrik Stridvall
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* 1999 Eric Pouech
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*/
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#include <string.h>
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#include "winbase.h"
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#include "winuser.h"
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#include "winerror.h"
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#include "driver.h"
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#include "heap.h"
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#include "mmsystem.h"
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#include "msacm.h"
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#include "msacmdrv.h"
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#include "wineacm.h"
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#include "debugtools.h"
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DEFAULT_DEBUG_CHANNEL(msacm)
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/**********************************************************************/
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HANDLE MSACM_hHeap = (HANDLE) NULL;
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PWINE_ACMDRIVERID MSACM_pFirstACMDriverID = NULL;
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PWINE_ACMDRIVERID MSACM_pLastACMDriverID = NULL;
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/***********************************************************************
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* MSACM_RegisterDriver32()
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*/
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PWINE_ACMDRIVERID MSACM_RegisterDriver(LPSTR pszDriverAlias, LPSTR pszFileName,
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HINSTANCE hinstModule)
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{
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PWINE_ACMDRIVERID padid;
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TRACE("('%s', '%s', 0x%08x)\n", pszDriverAlias, pszFileName, hinstModule);
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padid = (PWINE_ACMDRIVERID) HeapAlloc(MSACM_hHeap, 0, sizeof(WINE_ACMDRIVERID));
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padid->pszDriverAlias = HEAP_strdupA(MSACM_hHeap, 0, pszDriverAlias);
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padid->pszFileName = HEAP_strdupA(MSACM_hHeap, 0, pszFileName);
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padid->hInstModule = hinstModule;
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padid->bEnabled = TRUE;
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padid->pACMDriver = NULL;
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padid->pNextACMDriverID = NULL;
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padid->pPreviousACMDriverID = MSACM_pLastACMDriverID;
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if (MSACM_pLastACMDriverID)
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MSACM_pLastACMDriverID->pNextACMDriverID = padid;
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MSACM_pLastACMDriverID = padid;
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if (!MSACM_pFirstACMDriverID)
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MSACM_pFirstACMDriverID = padid;
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return padid;
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}
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/***********************************************************************
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* MSACM_RegisterAllDrivers32()
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*/
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void MSACM_RegisterAllDrivers(void)
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{
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LPSTR pszBuffer;
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DWORD dwBufferLength;
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/* FIXME
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* What if the user edits system.ini while the program is running?
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* Does Windows handle that?
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*/
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if (MSACM_pFirstACMDriverID)
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return;
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/* FIXME: Do not work! How do I determine the section length? */
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dwBufferLength = 1024;
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/* EPP GetPrivateProfileSectionA("drivers32", NULL, 0, "system.ini"); */
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pszBuffer = (LPSTR) HeapAlloc(MSACM_hHeap, 0, dwBufferLength);
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if (GetPrivateProfileSectionA("drivers32", pszBuffer, dwBufferLength, "system.ini")) {
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char* s = pszBuffer;
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while (*s) {
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if (!lstrncmpiA("MSACM.", s, 6)) {
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char *s2 = s;
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while (*s2 != '\0' && *s2 != '=') s2++;
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if (*s2) {
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*s2++ = '\0';
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MSACM_RegisterDriver(s, s2, 0);
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}
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}
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s += lstrlenA(s) + 1; /* Either next char or \0 */
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}
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}
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HeapFree(MSACM_hHeap, 0, pszBuffer);
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}
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/***********************************************************************
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* MSACM_UnregisterDriver32()
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*/
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PWINE_ACMDRIVERID MSACM_UnregisterDriver(PWINE_ACMDRIVERID p)
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{
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PWINE_ACMDRIVERID pNextACMDriverID;
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if (p->pACMDriver)
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acmDriverClose((HACMDRIVER) p->pACMDriver, 0);
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if (p->pszDriverAlias)
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HeapFree(MSACM_hHeap, 0, p->pszDriverAlias);
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if (p->pszFileName)
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HeapFree(MSACM_hHeap, 0, p->pszFileName);
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if (p == MSACM_pFirstACMDriverID)
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MSACM_pFirstACMDriverID = p->pNextACMDriverID;
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if (p == MSACM_pLastACMDriverID)
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MSACM_pLastACMDriverID = p->pPreviousACMDriverID;
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if (p->pPreviousACMDriverID)
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p->pPreviousACMDriverID->pNextACMDriverID = p->pNextACMDriverID;
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if (p->pNextACMDriverID)
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p->pNextACMDriverID->pPreviousACMDriverID = p->pPreviousACMDriverID;
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pNextACMDriverID = p->pNextACMDriverID;
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HeapFree(MSACM_hHeap, 0, p);
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return pNextACMDriverID;
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}
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/***********************************************************************
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* MSACM_UnregisterAllDrivers32()
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* FIXME
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* Where should this function be called?
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*/
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void MSACM_UnregisterAllDrivers(void)
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{
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PWINE_ACMDRIVERID p;
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for (p = MSACM_pFirstACMDriverID; p; p = MSACM_UnregisterDriver(p));
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}
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/***********************************************************************
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* MSACM_GetDriverID32()
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*/
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PWINE_ACMDRIVERID MSACM_GetDriverID(HACMDRIVERID hDriverID)
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{
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return (PWINE_ACMDRIVERID)hDriverID;
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}
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/***********************************************************************
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* MSACM_GetDriver32()
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*/
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PWINE_ACMDRIVER MSACM_GetDriver(HACMDRIVER hDriver)
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{
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return (PWINE_ACMDRIVER)hDriver;
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}
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/***********************************************************************
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* MSACM_GetObj32()
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*/
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PWINE_ACMOBJ MSACM_GetObj(HACMOBJ hObj)
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{
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return (PWINE_ACMOBJ)hObj;
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}
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