mirror of
https://github.com/reactos/wine.git
synced 2024-12-10 12:54:23 +00:00
1715 lines
51 KiB
C
1715 lines
51 KiB
C
/* -*- tab-width: 8; c-basic-offset: 4 -*- */
|
|
/*
|
|
* MMIO functions
|
|
*
|
|
* Copyright 1998 Andrew Taylor
|
|
* Copyright 1998 Ove Kåven
|
|
* Copyright 2000 Eric Pouech
|
|
*/
|
|
|
|
/* Still to be done:
|
|
* + correct handling of global/local IOProcs
|
|
* + mode of mmio objects is not used (read vs write vs readwrite)
|
|
* + optimization of internal buffers (seg / lin)
|
|
* + even in 32 bit only, a seg ptr IO buffer is allocated (after this is
|
|
* fixed, we'll have a proper 32/16 separation)
|
|
* + thread safeness
|
|
* + rename operation is broken
|
|
*/
|
|
|
|
#include <ctype.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <errno.h>
|
|
#include <assert.h>
|
|
|
|
#include "mmsystem.h"
|
|
#include "windef.h"
|
|
|
|
#include "wine/mmsystem16.h"
|
|
#include "wine/winbase16.h"
|
|
#include "heap.h"
|
|
#include "winemm.h"
|
|
|
|
#include "debugtools.h"
|
|
|
|
DEFAULT_DEBUG_CHANNEL(mmio);
|
|
|
|
/**************************************************************************
|
|
* mmioDosIOProc [internal]
|
|
*/
|
|
static LRESULT CALLBACK mmioDosIOProc(LPMMIOINFO lpmmioinfo, UINT uMessage,
|
|
LPARAM lParam1, LPARAM lParam2)
|
|
{
|
|
LRESULT ret = MMSYSERR_NOERROR;
|
|
|
|
TRACE("(%p, %X, 0x%lx, 0x%lx);\n", lpmmioinfo, uMessage, lParam1, lParam2);
|
|
|
|
switch (uMessage) {
|
|
case MMIOM_OPEN:
|
|
{
|
|
/* Parameters:
|
|
* lParam1 = szFileName parameter from mmioOpen
|
|
* lParam2 = reserved (we use it for 16-bitness)
|
|
* Returns: zero on success, error code on error
|
|
* NOTE: lDiskOffset automatically set to zero
|
|
*/
|
|
OFSTRUCT ofs;
|
|
LPCSTR szFileName = (LPCSTR)lParam1;
|
|
|
|
if (lpmmioinfo->dwFlags & MMIO_GETTEMP) {
|
|
FIXME("MMIO_GETTEMP not implemented\n");
|
|
return MMIOERR_CANNOTOPEN;
|
|
}
|
|
|
|
/* if filename NULL, assume open file handle in adwInfo[0] */
|
|
if (!szFileName) {
|
|
if (lParam2)
|
|
lpmmioinfo->adwInfo[0] = DosFileHandleToWin32Handle(lpmmioinfo->adwInfo[0]);
|
|
break;
|
|
}
|
|
lpmmioinfo->adwInfo[0] = (DWORD)OpenFile(szFileName, &ofs, lpmmioinfo->dwFlags & 0xFFFF);
|
|
if (lpmmioinfo->adwInfo[0] == (DWORD)HFILE_ERROR)
|
|
ret = MMIOERR_CANNOTOPEN;
|
|
}
|
|
break;
|
|
|
|
case MMIOM_CLOSE:
|
|
/* Parameters:
|
|
* lParam1 = wFlags parameter from mmioClose
|
|
* lParam2 = unused
|
|
* Returns: zero on success, error code on error
|
|
*/
|
|
if (!(lParam1 & MMIO_FHOPEN))
|
|
_lclose((HFILE)lpmmioinfo->adwInfo[0]);
|
|
break;
|
|
|
|
case MMIOM_READ:
|
|
/* Parameters:
|
|
* lParam1 = huge pointer to read buffer
|
|
* lParam2 = number of bytes to read
|
|
* Returns: number of bytes read, 0 for EOF, -1 for error (error code
|
|
* in wErrorRet)
|
|
*/
|
|
ret = _lread((HFILE)lpmmioinfo->adwInfo[0], (HPSTR)lParam1, (LONG)lParam2);
|
|
if (ret != -1)
|
|
lpmmioinfo->lDiskOffset += ret;
|
|
|
|
break;
|
|
|
|
case MMIOM_WRITE:
|
|
case MMIOM_WRITEFLUSH:
|
|
/* no internal buffering, so WRITEFLUSH handled same as WRITE */
|
|
|
|
/* Parameters:
|
|
* lParam1 = huge pointer to write buffer
|
|
* lParam2 = number of bytes to write
|
|
* Returns: number of bytes written, -1 for error (error code in
|
|
* wErrorRet)
|
|
*/
|
|
ret = _hwrite((HFILE)lpmmioinfo->adwInfo[0], (HPSTR)lParam1, (LONG)lParam2);
|
|
if (ret != -1)
|
|
lpmmioinfo->lDiskOffset += ret;
|
|
break;
|
|
|
|
case MMIOM_SEEK:
|
|
/* Parameters:
|
|
* lParam1 = new position
|
|
* lParam2 = from whence to seek (SEEK_SET, SEEK_CUR, SEEK_END)
|
|
* Returns: new file postion, -1 on error
|
|
*/
|
|
ret = _llseek((HFILE)lpmmioinfo->adwInfo[0], (LONG)lParam1, (LONG)lParam2);
|
|
if (ret != -1)
|
|
lpmmioinfo->lDiskOffset = ret;
|
|
return ret;
|
|
|
|
case MMIOM_RENAME:
|
|
/* Parameters:
|
|
* lParam1 = old name
|
|
* lParam2 = new name
|
|
* Returns: zero on success, non-zero on failure
|
|
*/
|
|
if (!MoveFileA((const char*)lParam1, (const char*)lParam2))
|
|
ret = MMIOERR_FILENOTFOUND;
|
|
break;
|
|
|
|
default:
|
|
FIXME("unexpected message %u\n", uMessage);
|
|
return 0;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioMemIOProc [internal]
|
|
*/
|
|
static LRESULT CALLBACK mmioMemIOProc(LPMMIOINFO lpmmioinfo, UINT uMessage,
|
|
LPARAM lParam1, LPARAM lParam2)
|
|
{
|
|
TRACE("(%p,0x%04x,0x%08lx,0x%08lx)\n", lpmmioinfo, uMessage, lParam1, lParam2);
|
|
|
|
switch (uMessage) {
|
|
|
|
case MMIOM_OPEN:
|
|
/* Parameters:
|
|
* lParam1 = filename (must be NULL)
|
|
* lParam2 = reserved (we use it for 16-bitness)
|
|
* Returns: zero on success, error code on error
|
|
* NOTE: lDiskOffset automatically set to zero
|
|
*/
|
|
/* FIXME: io proc shouldn't change it */
|
|
if (!(lpmmioinfo->dwFlags & MMIO_CREATE))
|
|
lpmmioinfo->pchEndRead = lpmmioinfo->pchEndWrite;
|
|
lpmmioinfo->adwInfo[0] = HFILE_ERROR;
|
|
return 0;
|
|
|
|
case MMIOM_CLOSE:
|
|
/* Parameters:
|
|
* lParam1 = wFlags parameter from mmioClose
|
|
* lParam2 = unused
|
|
* Returns: zero on success, error code on error
|
|
*/
|
|
return 0;
|
|
|
|
case MMIOM_READ:
|
|
/* Parameters:
|
|
* lParam1 = huge pointer to read buffer
|
|
* lParam2 = number of bytes to read
|
|
* Returns: number of bytes read, 0 for EOF, -1 for error (error code
|
|
* in wErrorRet)
|
|
* NOTE: lDiskOffset should be updated
|
|
*/
|
|
FIXME("MMIOM_READ on memory files should not occur, buffer may be lost!\n");
|
|
return 0;
|
|
|
|
case MMIOM_WRITE:
|
|
case MMIOM_WRITEFLUSH:
|
|
/* no internal buffering, so WRITEFLUSH handled same as WRITE */
|
|
|
|
/* Parameters:
|
|
* lParam1 = huge pointer to write buffer
|
|
* lParam2 = number of bytes to write
|
|
* Returns: number of bytes written, -1 for error (error code in
|
|
* wErrorRet)
|
|
* NOTE: lDiskOffset should be updated
|
|
*/
|
|
FIXME("MMIOM_WRITE on memory files should not occur, buffer may be lost!\n");
|
|
return 0;
|
|
|
|
case MMIOM_SEEK:
|
|
/* Parameters:
|
|
* lParam1 = new position
|
|
* lParam2 = from whence to seek (SEEK_SET, SEEK_CUR, SEEK_END)
|
|
* Returns: new file postion, -1 on error
|
|
* NOTE: lDiskOffset should be updated
|
|
*/
|
|
FIXME("MMIOM_SEEK on memory files should not occur, buffer may be lost!\n");
|
|
return -1;
|
|
|
|
default:
|
|
FIXME("unexpected message %u\n", uMessage);
|
|
return 0;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
enum mmioProcType {MMIO_PROC_16,MMIO_PROC_32A,MMIO_PROC_32W};
|
|
|
|
struct IOProcList
|
|
{
|
|
struct IOProcList*pNext; /* Next item in linked list */
|
|
FOURCC fourCC; /* four-character code identifying IOProc */
|
|
LPMMIOPROC pIOProc; /* pointer to IProc */
|
|
enum mmioProcType type; /* 16, 32A or 32W */
|
|
int count; /* number of objects linked to it */
|
|
};
|
|
|
|
/* This array will be the entire list for most apps */
|
|
|
|
static struct IOProcList defaultProcs[] = {
|
|
{&defaultProcs[1], FOURCC_DOS, (LPMMIOPROC)mmioDosIOProc, MMIO_PROC_32A, 0},
|
|
{NULL, FOURCC_MEM, (LPMMIOPROC)mmioMemIOProc, MMIO_PROC_32A, 0},
|
|
};
|
|
|
|
static struct IOProcList* pIOProcListAnchor = &defaultProcs[0];
|
|
|
|
/****************************************************************
|
|
* MMIO_FindProcNode [INTERNAL]
|
|
*
|
|
* Finds the ProcList node associated with a given FOURCC code.
|
|
*/
|
|
static struct IOProcList* MMIO_FindProcNode(FOURCC fccIOProc)
|
|
{
|
|
struct IOProcList* pListNode;
|
|
|
|
for (pListNode = pIOProcListAnchor; pListNode; pListNode = pListNode->pNext) {
|
|
if (pListNode->fourCC == fccIOProc) {
|
|
return pListNode;
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
/****************************************************************
|
|
* MMIO_InstallIOProc [INTERNAL]
|
|
*/
|
|
static LPMMIOPROC MMIO_InstallIOProc(FOURCC fccIOProc, LPMMIOPROC pIOProc,
|
|
DWORD dwFlags, enum mmioProcType type)
|
|
{
|
|
LPMMIOPROC lpProc = NULL;
|
|
struct IOProcList* pListNode;
|
|
struct IOProcList** ppListNode;
|
|
|
|
TRACE("(%ld, %p, %08lX, %i)\n", fccIOProc, pIOProc, dwFlags, type);
|
|
|
|
if (dwFlags & MMIO_GLOBALPROC)
|
|
FIXME("Global procedures not implemented\n");
|
|
|
|
/* just handle the known procedures for now */
|
|
switch (dwFlags & (MMIO_INSTALLPROC|MMIO_REMOVEPROC|MMIO_FINDPROC)) {
|
|
case MMIO_INSTALLPROC:
|
|
/* Create new entry for the IOProc list */
|
|
pListNode = HeapAlloc(GetProcessHeap(), 0, sizeof(*pListNode));
|
|
if (pListNode) {
|
|
/* Fill in this node */
|
|
pListNode->fourCC = fccIOProc;
|
|
pListNode->pIOProc = pIOProc;
|
|
pListNode->type = type;
|
|
pListNode->count = 0;
|
|
|
|
/* Stick it on the end of the list */
|
|
pListNode->pNext = pIOProcListAnchor;
|
|
pIOProcListAnchor = pListNode;
|
|
|
|
/* Return this IOProc - that's how the caller knows we succeeded */
|
|
lpProc = pIOProc;
|
|
}
|
|
break;
|
|
|
|
case MMIO_REMOVEPROC:
|
|
/*
|
|
* Search for the node that we're trying to remove - note
|
|
* that this method won't find the first item on the list, but
|
|
* since the first two items on this list are ones we won't
|
|
* let the user delete anyway, that's okay
|
|
*/
|
|
ppListNode = &pIOProcListAnchor;
|
|
while ((*ppListNode) && (*ppListNode)->fourCC != fccIOProc)
|
|
ppListNode = &((*ppListNode)->pNext);
|
|
|
|
if (*ppListNode) { /* found it */
|
|
/* FIXME: what should be done if an open mmio object uses this proc ?
|
|
* shall we return an error, nuke the mmio object ?
|
|
*/
|
|
if ((*ppListNode)->count) {
|
|
ERR("Cannot remove a mmIOProc while in use\n");
|
|
break;
|
|
}
|
|
/* remove it, but only if it isn't builtin */
|
|
if ((*ppListNode) >= defaultProcs &&
|
|
(*ppListNode) < defaultProcs + sizeof(defaultProcs)) {
|
|
WARN("Tried to remove built-in mmio proc. Skipping\n");
|
|
} else {
|
|
/* Okay, nuke it */
|
|
struct IOProcList* ptmpNode = *ppListNode;
|
|
lpProc = (*ppListNode)->pIOProc;
|
|
*ppListNode = (*ppListNode)->pNext;
|
|
HeapFree(GetProcessHeap(), 0, ptmpNode);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case MMIO_FINDPROC:
|
|
if ((pListNode = MMIO_FindProcNode(fccIOProc))) {
|
|
lpProc = pListNode->pIOProc;
|
|
}
|
|
break;
|
|
}
|
|
|
|
return lpProc;
|
|
}
|
|
|
|
/****************************************************************
|
|
* MMIO_Map32To16 [INTERNAL]
|
|
*/
|
|
static LRESULT MMIO_Map32To16(DWORD wMsg, LPARAM* lp1, LPARAM* lp2)
|
|
{
|
|
switch (wMsg) {
|
|
case MMIOM_CLOSE:
|
|
case MMIOM_SEEK:
|
|
/* nothing to do */
|
|
break;
|
|
case MMIOM_OPEN:
|
|
case MMIOM_READ:
|
|
case MMIOM_WRITE:
|
|
case MMIOM_WRITEFLUSH:
|
|
*lp1 = MapLS( (void *)*lp1 );
|
|
break;
|
|
default:
|
|
TRACE("Not a mappable message (%ld)\n", wMsg);
|
|
}
|
|
return MMSYSERR_NOERROR;
|
|
}
|
|
|
|
/****************************************************************
|
|
* MMIO_UnMap32To16 [INTERNAL]
|
|
*/
|
|
static LRESULT MMIO_UnMap32To16(DWORD wMsg, LPARAM lParam1, LPARAM lParam2,
|
|
LPARAM lp1, LPARAM lp2)
|
|
{
|
|
switch (wMsg) {
|
|
case MMIOM_CLOSE:
|
|
case MMIOM_SEEK:
|
|
/* nothing to do */
|
|
break;
|
|
case MMIOM_OPEN:
|
|
case MMIOM_READ:
|
|
case MMIOM_WRITE:
|
|
case MMIOM_WRITEFLUSH:
|
|
UnMapLS( lp1 );
|
|
break;
|
|
default:
|
|
TRACE("Not a mappable message (%ld)\n", wMsg);
|
|
}
|
|
return MMSYSERR_NOERROR;
|
|
}
|
|
|
|
/****************************************************************
|
|
* MMIO_SendMessage [INTERNAL]
|
|
*/
|
|
static LRESULT MMIO_SendMessage(LPWINE_MMIO wm, DWORD wMsg, LPARAM lParam1,
|
|
LPARAM lParam2, enum mmioProcType type)
|
|
{
|
|
MMIOINFO16 mmioInfo16;
|
|
LRESULT result;
|
|
SEGPTR segmmioInfo16;
|
|
LPARAM lp1 = lParam1, lp2 = lParam2;
|
|
|
|
if (!wm->ioProc || !wm->info.pIOProc) {
|
|
ERR("brrr\n");
|
|
result = MMSYSERR_INVALPARAM;
|
|
}
|
|
|
|
switch (wm->ioProc->type) {
|
|
case MMIO_PROC_16:
|
|
memset( &mmioInfo16, 0, sizeof(MMIOINFO16));
|
|
mmioInfo16.lDiskOffset = wm->info.lDiskOffset;
|
|
mmioInfo16.adwInfo[0] = wm->info.adwInfo[0];
|
|
mmioInfo16.adwInfo[1] = wm->info.adwInfo[1];
|
|
mmioInfo16.adwInfo[2] = wm->info.adwInfo[2];
|
|
mmioInfo16.adwInfo[3] = wm->info.adwInfo[3];
|
|
if (wm->ioProc->type != type) {
|
|
/* map (lParam1, lParam2) into (lp1, lp2) 32=>16 */
|
|
if ((result = MMIO_Map32To16(wMsg, &lp1, &lp2)) != MMSYSERR_NOERROR)
|
|
return result;
|
|
}
|
|
/* FIXME: is wm->info.pIOProc a segmented or a linear address ?
|
|
* sounds to me it's a segmented one, should use a thunk somewhere
|
|
*/
|
|
segmmioInfo16 = MapLS( &mmioInfo16 );
|
|
result = ((LPMMIOPROC16)wm->info.pIOProc)((LPSTR)segmmioInfo16, wMsg, lp1, lp2);
|
|
UnMapLS( segmmioInfo16 );
|
|
if (wm->ioProc->type != type) {
|
|
MMIO_UnMap32To16(wMsg, lParam1, lParam2, lp1, lp2);
|
|
}
|
|
wm->info.lDiskOffset = mmioInfo16.lDiskOffset;
|
|
wm->info.adwInfo[0] = mmioInfo16.adwInfo[0];
|
|
wm->info.adwInfo[1] = mmioInfo16.adwInfo[1];
|
|
wm->info.adwInfo[2] = mmioInfo16.adwInfo[2];
|
|
wm->info.adwInfo[3] = mmioInfo16.adwInfo[3];
|
|
break;
|
|
case MMIO_PROC_32A:
|
|
case MMIO_PROC_32W:
|
|
if (wm->ioProc->type != type) {
|
|
/* map (lParam1, lParam2) into (lp1, lp2) 16=>32 */
|
|
WARN("NIY\n");
|
|
}
|
|
result = (wm->info.pIOProc)((LPSTR)&wm->info, wMsg, lp1, lp2);
|
|
|
|
#if 0
|
|
if (wm->ioProc->type != type) {
|
|
/* unmap (lParam1, lParam2) into (lp1, lp2) 16=>32 */
|
|
}
|
|
#endif
|
|
break;
|
|
default:
|
|
FIXME("Internal error\n");
|
|
result = MMSYSERR_ERROR;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* MMIO_ParseExt [internal]
|
|
*
|
|
* Parses a filename for the extension.
|
|
*
|
|
* RETURNS
|
|
* The FOURCC code for the extension if found, else 0.
|
|
*/
|
|
static FOURCC MMIO_ParseExt(LPCSTR szFileName)
|
|
{
|
|
/* Filenames are of the form file.ext+ABC
|
|
FIXME: What if a '+' is part of the file name?
|
|
For now, we take the last '+' present */
|
|
|
|
FOURCC ret = 0;
|
|
|
|
/* Note that ext{Start,End} point to the . and + respectively */
|
|
LPSTR extEnd;
|
|
|
|
TRACE("(%s)\n",debugstr_a(szFileName));
|
|
|
|
if (!szFileName)
|
|
return ret;
|
|
extEnd = strrchr(szFileName,'+');
|
|
if (extEnd) {
|
|
/* Need to parse to find the extension */
|
|
LPSTR extStart;
|
|
|
|
extStart = extEnd;
|
|
while (extStart >= szFileName && extStart[0] != '.') {
|
|
extStart--;
|
|
}
|
|
|
|
if (extStart < szFileName) {
|
|
ERR("+ but no . in szFileName: %s\n", debugstr_a(szFileName));
|
|
} else {
|
|
CHAR ext[5];
|
|
|
|
if (extEnd - extStart - 1 > 4)
|
|
WARN("Extension length > 4\n");
|
|
lstrcpynA(ext,extStart + 1,min(extEnd-extStart,5));
|
|
TRACE("Got extension: %s\n", debugstr_a(ext));
|
|
/* FOURCC codes identifying file-extensions must be uppercase */
|
|
ret = mmioStringToFOURCCA(ext, MMIO_TOUPPER);
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* MMIO_Get [internal]
|
|
*
|
|
* Retrieves the mmio object from current process
|
|
*/
|
|
static LPWINE_MMIO MMIO_Get(LPWINE_MM_IDATA iData, HMMIO h)
|
|
{
|
|
LPWINE_MMIO wm = NULL;
|
|
|
|
if (!iData) iData = MULTIMEDIA_GetIData();
|
|
|
|
EnterCriticalSection(&iData->cs);
|
|
for (wm = iData->lpMMIO; wm; wm = wm->lpNext) {
|
|
if (wm->info.hmmio == h)
|
|
break;
|
|
}
|
|
LeaveCriticalSection(&iData->cs);
|
|
return wm;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* MMIO_Create [internal]
|
|
*
|
|
* Creates an internal representation for a mmio instance
|
|
*/
|
|
static LPWINE_MMIO MMIO_Create(void)
|
|
{
|
|
static WORD MMIO_counter = 0;
|
|
LPWINE_MMIO wm;
|
|
LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
|
|
|
|
wm = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WINE_MMIO));
|
|
if (wm) {
|
|
EnterCriticalSection(&iData->cs);
|
|
while (MMIO_Get(iData, ++MMIO_counter));
|
|
wm->info.hmmio = MMIO_counter;
|
|
wm->lpNext = iData->lpMMIO;
|
|
iData->lpMMIO = wm;
|
|
LeaveCriticalSection(&iData->cs);
|
|
}
|
|
return wm;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* MMIO_Destroy [internal]
|
|
*-
|
|
* Destroys an internal representation for a mmio instance
|
|
*/
|
|
static BOOL MMIO_Destroy(LPWINE_MMIO wm)
|
|
{
|
|
LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
|
|
LPWINE_MMIO* m;
|
|
|
|
EnterCriticalSection(&iData->cs);
|
|
/* search for the matching one... */
|
|
m = &(iData->lpMMIO);
|
|
while (*m && *m != wm) m = &(*m)->lpNext;
|
|
/* ...and destroy */
|
|
if (*m) {
|
|
*m = (*m)->lpNext;
|
|
HeapFree(GetProcessHeap(), 0, wm);
|
|
wm = NULL;
|
|
}
|
|
LeaveCriticalSection(&iData->cs);
|
|
return wm ? FALSE : TRUE;
|
|
}
|
|
|
|
/****************************************************************
|
|
* MMIO_Flush [INTERNAL]
|
|
*/
|
|
static MMRESULT MMIO_Flush(WINE_MMIO* wm, UINT uFlags)
|
|
{
|
|
if (wm->info.cchBuffer && (wm->info.fccIOProc != FOURCC_MEM)) {
|
|
/* not quite sure what to do here, but I'll guess */
|
|
if (wm->info.dwFlags & MMIO_DIRTY) {
|
|
/* FIXME: error handling */
|
|
MMIO_SendMessage(wm, MMIOM_SEEK, wm->info.lBufOffset,
|
|
SEEK_SET, MMIO_PROC_32A);
|
|
MMIO_SendMessage(wm, MMIOM_WRITE, (LPARAM)wm->info.pchBuffer,
|
|
wm->info.pchNext - wm->info.pchBuffer, MMIO_PROC_32A);
|
|
}
|
|
if (uFlags & MMIO_EMPTYBUF)
|
|
wm->info.pchNext = wm->info.pchEndRead = wm->info.pchBuffer;
|
|
}
|
|
wm->info.dwFlags &= ~MMIO_DIRTY;
|
|
|
|
return MMSYSERR_NOERROR;
|
|
}
|
|
|
|
/***************************************************************************
|
|
* MMIO_GrabNextBuffer [INTERNAL]
|
|
*/
|
|
static LONG MMIO_GrabNextBuffer(LPWINE_MMIO wm, int for_read)
|
|
{
|
|
LONG size = wm->info.cchBuffer;
|
|
|
|
TRACE("bo=%lx do=%lx of=%lx\n",
|
|
wm->info.lBufOffset, wm->info.lDiskOffset,
|
|
MMIO_SendMessage(wm, MMIOM_SEEK, 0, SEEK_CUR, MMIO_PROC_32A));
|
|
|
|
wm->info.lBufOffset = wm->info.lDiskOffset;
|
|
wm->info.pchNext = wm->info.pchBuffer;
|
|
wm->info.pchEndRead = wm->info.pchBuffer;
|
|
wm->info.pchEndWrite = wm->info.pchBuffer + wm->info.cchBuffer;
|
|
|
|
if (for_read) {
|
|
size = MMIO_SendMessage(wm, MMIOM_READ, (LPARAM)wm->info.pchBuffer,
|
|
size, MMIO_PROC_32A);
|
|
if (size > 0)
|
|
wm->info.pchEndRead += size;
|
|
}
|
|
|
|
wm->bBufferLoaded = TRUE;
|
|
return size;
|
|
}
|
|
|
|
/***************************************************************************
|
|
* MMIO_SetBuffer [INTERNAL]
|
|
*/
|
|
static MMRESULT MMIO_SetBuffer(WINE_MMIO* wm, void* pchBuffer, LONG cchBuffer,
|
|
UINT uFlags, BOOL bFrom32)
|
|
{
|
|
TRACE("(%p %p %ld %u %d)\n", wm, pchBuffer, cchBuffer, uFlags, bFrom32);
|
|
|
|
if (uFlags) return MMSYSERR_INVALPARAM;
|
|
if (cchBuffer > 0xFFFF)
|
|
WARN("Untested handling of huge mmio buffers (%ld >= 64k)\n", cchBuffer);
|
|
|
|
if (MMIO_Flush(wm, 0) != MMSYSERR_NOERROR)
|
|
return MMIOERR_CANNOTWRITE;
|
|
|
|
if (wm->hMem && (wm->info.dwFlags & MMIO_ALLOCBUF)) {
|
|
GlobalUnlock16(wm->hMem);
|
|
GlobalFree16(wm->hMem);
|
|
wm->hMem = 0;
|
|
wm->info.dwFlags &= ~MMIO_ALLOCBUF;
|
|
}
|
|
|
|
if (pchBuffer) {
|
|
if (bFrom32) {
|
|
wm->info.pchBuffer = pchBuffer;
|
|
wm->buffer16 = 0;
|
|
} else {
|
|
wm->info.pchBuffer = MapSL((SEGPTR)pchBuffer);
|
|
wm->buffer16 = (SEGPTR)pchBuffer;
|
|
}
|
|
wm->hMem = 0;
|
|
} else if (cchBuffer) {
|
|
if (!(wm->hMem = GlobalAlloc16(GMEM_MOVEABLE, cchBuffer)))
|
|
return MMIOERR_OUTOFMEMORY;
|
|
wm->info.dwFlags |= MMIO_ALLOCBUF;
|
|
} else {
|
|
wm->info.pchBuffer = NULL;
|
|
wm->hMem = 0;
|
|
wm->buffer16 = 0;
|
|
}
|
|
|
|
if (wm->hMem) {
|
|
wm->buffer16 = K32WOWGlobalLock16(wm->hMem);
|
|
wm->info.pchBuffer = MapSL(wm->buffer16);
|
|
}
|
|
|
|
wm->info.cchBuffer = cchBuffer;
|
|
wm->info.pchNext = wm->info.pchBuffer;
|
|
wm->info.pchEndRead = wm->info.pchBuffer;
|
|
wm->info.pchEndWrite = wm->info.pchBuffer + cchBuffer;
|
|
wm->info.lBufOffset = 0;
|
|
wm->bBufferLoaded = FALSE;
|
|
|
|
return MMSYSERR_NOERROR;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* MMIO_Open [internal]
|
|
*/
|
|
static HMMIO MMIO_Open(LPSTR szFileName, MMIOINFO* refmminfo,
|
|
DWORD dwOpenFlags, enum mmioProcType type)
|
|
{
|
|
LPWINE_MMIO wm;
|
|
|
|
TRACE("('%s', %p, %08lX, %d);\n", szFileName, refmminfo, dwOpenFlags, type);
|
|
|
|
if (dwOpenFlags & (MMIO_PARSE|MMIO_EXIST)) {
|
|
char buffer[MAX_PATH];
|
|
|
|
if (GetFullPathNameA(szFileName, sizeof(buffer), buffer, NULL) >= sizeof(buffer))
|
|
return (HMMIO16)FALSE;
|
|
if ((dwOpenFlags & MMIO_EXIST) && (GetFileAttributesA(buffer) == -1))
|
|
return (HMMIO)FALSE;
|
|
strcpy(szFileName, buffer);
|
|
return (HMMIO)TRUE;
|
|
}
|
|
|
|
if ((wm = MMIO_Create()) == NULL)
|
|
return 0;
|
|
|
|
/* If both params are NULL, then parse the file name if available */
|
|
if (refmminfo->fccIOProc == 0 && refmminfo->pIOProc == NULL) {
|
|
wm->info.fccIOProc = MMIO_ParseExt(szFileName);
|
|
/* Handle any unhandled/error case. Assume DOS file */
|
|
if (wm->info.fccIOProc == 0)
|
|
wm->info.fccIOProc = FOURCC_DOS;
|
|
if (!(wm->ioProc = MMIO_FindProcNode(wm->info.fccIOProc))) goto error2;
|
|
wm->info.pIOProc = wm->ioProc->pIOProc;
|
|
wm->bTmpIOProc = FALSE;
|
|
}
|
|
/* if just the four character code is present, look up IO proc */
|
|
else if (refmminfo->pIOProc == NULL) {
|
|
wm->info.fccIOProc = refmminfo->fccIOProc;
|
|
if (!(wm->ioProc = MMIO_FindProcNode(wm->info.fccIOProc))) goto error2;
|
|
wm->info.pIOProc = wm->ioProc->pIOProc;
|
|
wm->bTmpIOProc = FALSE;
|
|
}
|
|
/* if IO proc specified, use it and specified four character code */
|
|
else {
|
|
wm->info.fccIOProc = refmminfo->fccIOProc;
|
|
wm->info.pIOProc = refmminfo->pIOProc;
|
|
MMIO_InstallIOProc(wm->info.fccIOProc, wm->info.pIOProc,
|
|
MMIO_INSTALLPROC, type);
|
|
if (!(wm->ioProc = MMIO_FindProcNode(wm->info.fccIOProc))) goto error2;
|
|
assert(wm->ioProc->pIOProc == refmminfo->pIOProc);
|
|
wm->info.pIOProc = wm->ioProc->pIOProc;
|
|
wm->bTmpIOProc = TRUE;
|
|
}
|
|
|
|
wm->bBufferLoaded = FALSE;
|
|
wm->ioProc->count++;
|
|
|
|
if (dwOpenFlags & MMIO_ALLOCBUF) {
|
|
if ((refmminfo->wErrorRet = MMIO_SetBuffer(wm, NULL, MMIO_DEFAULTBUFFER, 0,
|
|
type != MMIO_PROC_16)))
|
|
goto error1;
|
|
} else if (wm->info.fccIOProc == FOURCC_MEM) {
|
|
refmminfo->wErrorRet = MMIO_SetBuffer(wm, refmminfo->pchBuffer,
|
|
refmminfo->cchBuffer, 0,
|
|
type != MMIO_PROC_16);
|
|
if (refmminfo->wErrorRet != MMSYSERR_NOERROR)
|
|
goto error1;
|
|
wm->bBufferLoaded = TRUE;
|
|
} /* else => unbuffered, wm->info.pchBuffer == NULL */
|
|
|
|
/* see mmioDosIOProc for that one */
|
|
wm->info.adwInfo[0] = refmminfo->adwInfo[0];
|
|
wm->info.dwFlags = dwOpenFlags;
|
|
|
|
/* call IO proc to actually open file */
|
|
refmminfo->wErrorRet = MMIO_SendMessage(wm, MMIOM_OPEN, (LPARAM)szFileName,
|
|
type == MMIO_PROC_16, MMIO_PROC_32A);
|
|
|
|
/* grab file size, when possible */
|
|
wm->dwFileSize = GetFileSize(wm->info.adwInfo[0], NULL);
|
|
|
|
if (refmminfo->wErrorRet == 0)
|
|
return wm->info.hmmio;
|
|
error1:
|
|
if (wm->ioProc) wm->ioProc->count--;
|
|
error2:
|
|
MMIO_Destroy(wm);
|
|
return 0;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioOpenW [WINMM.@]
|
|
*/
|
|
HMMIO WINAPI mmioOpenW(LPWSTR szFileName, MMIOINFO* lpmmioinfo,
|
|
DWORD dwOpenFlags)
|
|
{
|
|
HMMIO ret;
|
|
LPSTR szFn = HEAP_strdupWtoA(GetProcessHeap(), 0, szFileName);
|
|
|
|
if (lpmmioinfo) {
|
|
ret = MMIO_Open(szFn, lpmmioinfo, dwOpenFlags, MMIO_PROC_32W);
|
|
} else {
|
|
MMIOINFO mmioinfo;
|
|
|
|
mmioinfo.fccIOProc = 0;
|
|
mmioinfo.pIOProc = NULL;
|
|
mmioinfo.pchBuffer = NULL;
|
|
mmioinfo.cchBuffer = 0;
|
|
|
|
ret = MMIO_Open(szFn, &mmioinfo, dwOpenFlags, MMIO_PROC_32W);
|
|
}
|
|
|
|
HeapFree(GetProcessHeap(), 0, szFn);
|
|
return ret;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioOpenA [WINMM.@]
|
|
*/
|
|
HMMIO WINAPI mmioOpenA(LPSTR szFileName, MMIOINFO* lpmmioinfo,
|
|
DWORD dwOpenFlags)
|
|
{
|
|
HMMIO ret;
|
|
|
|
if (lpmmioinfo) {
|
|
ret = MMIO_Open(szFileName, lpmmioinfo, dwOpenFlags, MMIO_PROC_32A);
|
|
} else {
|
|
MMIOINFO mmioinfo;
|
|
|
|
mmioinfo.fccIOProc = 0;
|
|
mmioinfo.pIOProc = NULL;
|
|
mmioinfo.pchBuffer = NULL;
|
|
mmioinfo.cchBuffer = 0;
|
|
|
|
ret = MMIO_Open(szFileName, &mmioinfo, dwOpenFlags, MMIO_PROC_32A);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioOpen [MMSYSTEM.1210]
|
|
*/
|
|
HMMIO16 WINAPI mmioOpen16(LPSTR szFileName, MMIOINFO16* lpmmioinfo16,
|
|
DWORD dwOpenFlags)
|
|
{
|
|
HMMIO ret;
|
|
MMIOINFO mmio;
|
|
|
|
if (lpmmioinfo16) {
|
|
MMIOINFO mmioinfo;
|
|
|
|
memset(&mmioinfo, 0, sizeof(mmioinfo));
|
|
|
|
mmioinfo.dwFlags = lpmmioinfo16->dwFlags;
|
|
mmioinfo.fccIOProc = lpmmioinfo16->fccIOProc;
|
|
mmioinfo.pIOProc = (LPMMIOPROC)lpmmioinfo16->pIOProc;
|
|
mmioinfo.cchBuffer = lpmmioinfo16->cchBuffer;
|
|
mmioinfo.pchBuffer = lpmmioinfo16->pchBuffer;
|
|
mmioinfo.adwInfo[0] = lpmmioinfo16->adwInfo[0];
|
|
mmioinfo.adwInfo[1] = lpmmioinfo16->adwInfo[1];
|
|
mmioinfo.adwInfo[2] = lpmmioinfo16->adwInfo[2];
|
|
mmioinfo.adwInfo[3] = lpmmioinfo16->adwInfo[3];
|
|
|
|
ret = MMIO_Open(szFileName, &mmioinfo, dwOpenFlags, MMIO_PROC_16);
|
|
|
|
mmioGetInfo16(mmioinfo.hmmio, lpmmioinfo16, 0);
|
|
lpmmioinfo16->wErrorRet = ret;
|
|
} else {
|
|
mmio.fccIOProc = 0;
|
|
mmio.pIOProc = NULL;
|
|
mmio.pchBuffer = NULL;
|
|
mmio.cchBuffer = 0;
|
|
ret = MMIO_Open(szFileName, &mmio, dwOpenFlags, FALSE);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* mmioClose [WINMM.@]
|
|
*/
|
|
MMRESULT WINAPI mmioClose(HMMIO hmmio, UINT uFlags)
|
|
{
|
|
LPWINE_MMIO wm;
|
|
MMRESULT result;
|
|
|
|
TRACE("(%04X, %04X);\n", hmmio, uFlags);
|
|
|
|
if ((wm = MMIO_Get(NULL, hmmio)) == NULL)
|
|
return MMSYSERR_INVALHANDLE;
|
|
|
|
if ((result = MMIO_Flush(wm, 0)) != MMSYSERR_NOERROR)
|
|
return result;
|
|
|
|
result = MMIO_SendMessage(wm, MMIOM_CLOSE, uFlags, 0, MMIO_PROC_32A);
|
|
|
|
MMIO_SetBuffer(wm, NULL, 0, 0, TRUE);
|
|
|
|
wm->ioProc->count--;
|
|
|
|
if (wm->bTmpIOProc)
|
|
MMIO_InstallIOProc(wm->info.fccIOProc, NULL,
|
|
MMIO_REMOVEPROC, wm->ioProc->type);
|
|
|
|
MMIO_Destroy(wm);
|
|
|
|
return result;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioClose [MMSYSTEM.1211]
|
|
*/
|
|
MMRESULT16 WINAPI mmioClose16(HMMIO16 hmmio, UINT16 uFlags)
|
|
{
|
|
return mmioClose(hmmio, uFlags);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioRead [WINMM.@]
|
|
*/
|
|
LONG WINAPI mmioRead(HMMIO hmmio, HPSTR pch, LONG cch)
|
|
{
|
|
LPWINE_MMIO wm;
|
|
LONG count;
|
|
|
|
TRACE("(%04X, %p, %ld);\n", hmmio, pch, cch);
|
|
|
|
if ((wm = MMIO_Get(NULL, hmmio)) == NULL)
|
|
return -1;
|
|
|
|
/* unbuffered case first */
|
|
if (!wm->info.pchBuffer)
|
|
return MMIO_SendMessage(wm, MMIOM_READ, (LPARAM)pch, cch, MMIO_PROC_32A);
|
|
|
|
/* first try from current buffer */
|
|
if (wm->info.pchNext != wm->info.pchEndRead) {
|
|
count = wm->info.pchEndRead - wm->info.pchNext;
|
|
if (count > cch || count < 0) count = cch;
|
|
memcpy(pch, wm->info.pchNext, count);
|
|
wm->info.pchNext += count;
|
|
pch += count;
|
|
cch -= count;
|
|
} else
|
|
count = 0;
|
|
|
|
if (cch && (wm->info.fccIOProc != FOURCC_MEM)) {
|
|
assert(wm->info.cchBuffer);
|
|
|
|
while (cch) {
|
|
LONG size;
|
|
|
|
size = MMIO_GrabNextBuffer(wm, TRUE);
|
|
if (size <= 0) break;
|
|
if (size > cch) size = cch;
|
|
memcpy(pch, wm->info.pchBuffer, size);
|
|
wm->info.pchNext += size;
|
|
pch += size;
|
|
cch -= size;
|
|
count += size;
|
|
}
|
|
}
|
|
|
|
TRACE("count=%ld\n", count);
|
|
return count;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioRead [MMSYSTEM.1212]
|
|
*/
|
|
LONG WINAPI mmioRead16(HMMIO16 hmmio, HPSTR pch, LONG cch)
|
|
{
|
|
return mmioRead(hmmio, pch, cch);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioWrite [WINMM.@]
|
|
*/
|
|
LONG WINAPI mmioWrite(HMMIO hmmio, HPCSTR pch, LONG cch)
|
|
{
|
|
LPWINE_MMIO wm;
|
|
LONG count;
|
|
|
|
TRACE("(%04X, %p, %ld);\n", hmmio, pch, cch);
|
|
|
|
if ((wm = MMIO_Get(NULL, hmmio)) == NULL)
|
|
return -1;
|
|
|
|
if (wm->info.cchBuffer) {
|
|
LONG bytesW = 0;
|
|
|
|
count = 0;
|
|
while (cch) {
|
|
if (wm->info.pchNext != wm->info.pchEndWrite) {
|
|
count = wm->info.pchEndWrite - wm->info.pchNext;
|
|
if (count > cch || count < 0) count = cch;
|
|
memcpy(wm->info.pchNext, pch, count);
|
|
wm->info.pchNext += count;
|
|
pch += count;
|
|
cch -= count;
|
|
bytesW += count;
|
|
wm->info.dwFlags |= MMIO_DIRTY;
|
|
} else {
|
|
if (wm->info.fccIOProc == FOURCC_MEM) {
|
|
if (wm->info.adwInfo[0]) {
|
|
/* from where would we get the memory handle? */
|
|
FIXME("memory file expansion not implemented!\n");
|
|
break;
|
|
} else break;
|
|
}
|
|
}
|
|
|
|
if (wm->info.pchNext == wm->info.pchEndWrite)
|
|
{
|
|
MMIO_Flush(wm, MMIO_EMPTYBUF);
|
|
MMIO_GrabNextBuffer(wm, FALSE);
|
|
}
|
|
else break;
|
|
}
|
|
count = bytesW;
|
|
} else {
|
|
count = MMIO_SendMessage(wm, MMIOM_WRITE, (LPARAM)pch, cch, MMIO_PROC_32A);
|
|
wm->info.lBufOffset = wm->info.lDiskOffset;
|
|
}
|
|
|
|
TRACE("bytes written=%ld\n", count);
|
|
return count;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioWrite [MMSYSTEM.1213]
|
|
*/
|
|
LONG WINAPI mmioWrite16(HMMIO16 hmmio, HPCSTR pch, LONG cch)
|
|
{
|
|
return mmioWrite(hmmio,pch,cch);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioSeek [WINMM.@]
|
|
*/
|
|
LONG WINAPI mmioSeek(HMMIO hmmio, LONG lOffset, INT iOrigin)
|
|
{
|
|
LPWINE_MMIO wm;
|
|
LONG offset;
|
|
|
|
TRACE("(%04X, %08lX, %d);\n", hmmio, lOffset, iOrigin);
|
|
|
|
if ((wm = MMIO_Get(NULL, hmmio)) == NULL)
|
|
return MMSYSERR_INVALHANDLE;
|
|
|
|
/* not buffered, direct seek on file */
|
|
if (!wm->info.pchBuffer)
|
|
return MMIO_SendMessage(wm, MMIOM_SEEK, lOffset, iOrigin, MMIO_PROC_32A);
|
|
|
|
switch (iOrigin) {
|
|
case SEEK_SET:
|
|
offset = lOffset;
|
|
break;
|
|
case SEEK_CUR:
|
|
offset = wm->info.lBufOffset + (wm->info.pchNext - wm->info.pchBuffer) + lOffset;
|
|
break;
|
|
case SEEK_END:
|
|
offset = ((wm->info.fccIOProc == FOURCC_MEM)? wm->info.cchBuffer : wm->dwFileSize) - lOffset;
|
|
break;
|
|
default:
|
|
return -1;
|
|
}
|
|
|
|
if (offset && offset >= wm->dwFileSize && wm->info.fccIOProc != FOURCC_MEM) {
|
|
/* should check that write mode exists */
|
|
if (MMIO_Flush(wm, 0) != MMSYSERR_NOERROR)
|
|
return -1;
|
|
wm->info.lBufOffset = offset;
|
|
wm->info.pchEndRead = wm->info.pchBuffer;
|
|
wm->info.pchEndWrite = wm->info.pchBuffer + wm->info.cchBuffer;
|
|
if ((wm->info.dwFlags & MMIO_RWMODE) == MMIO_READ) {
|
|
wm->info.lDiskOffset = wm->dwFileSize;
|
|
}
|
|
} else if ((wm->info.cchBuffer > 0) &&
|
|
((offset < wm->info.lBufOffset) ||
|
|
(offset >= wm->info.lBufOffset + wm->info.cchBuffer) ||
|
|
!wm->bBufferLoaded)) {
|
|
/* stay in same buffer ? */
|
|
/* some memory mapped buffers are defined with -1 as a size */
|
|
|
|
/* condition to change buffer */
|
|
if ((wm->info.fccIOProc == FOURCC_MEM) ||
|
|
MMIO_Flush(wm, 0) != MMSYSERR_NOERROR ||
|
|
/* this also sets the wm->info.lDiskOffset field */
|
|
MMIO_SendMessage(wm, MMIOM_SEEK,
|
|
(offset / wm->info.cchBuffer) * wm->info.cchBuffer,
|
|
SEEK_SET, MMIO_PROC_32A) == -1)
|
|
return -1;
|
|
MMIO_GrabNextBuffer(wm, TRUE);
|
|
}
|
|
|
|
wm->info.pchNext = wm->info.pchBuffer + (offset - wm->info.lBufOffset);
|
|
|
|
TRACE("=> %ld\n", offset);
|
|
return offset;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioSeek [MMSYSTEM.1214]
|
|
*/
|
|
LONG WINAPI mmioSeek16(HMMIO16 hmmio, LONG lOffset, INT16 iOrigin)
|
|
{
|
|
return mmioSeek(hmmio, lOffset, iOrigin);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioGetInfo [MMSYSTEM.1215]
|
|
*/
|
|
MMRESULT16 WINAPI mmioGetInfo16(HMMIO16 hmmio, MMIOINFO16* lpmmioinfo, UINT16 uFlags)
|
|
{
|
|
LPWINE_MMIO wm;
|
|
|
|
TRACE("(0x%04x,%p,0x%08x)\n",hmmio,lpmmioinfo,uFlags);
|
|
|
|
if ((wm = MMIO_Get(NULL, hmmio)) == NULL)
|
|
return MMSYSERR_INVALHANDLE;
|
|
|
|
if (!wm->buffer16)
|
|
return MMSYSERR_ERROR;
|
|
|
|
lpmmioinfo->dwFlags = wm->info.dwFlags;
|
|
lpmmioinfo->fccIOProc = wm->info.fccIOProc;
|
|
lpmmioinfo->pIOProc = (LPMMIOPROC16)wm->info.pIOProc;
|
|
lpmmioinfo->wErrorRet = wm->info.wErrorRet;
|
|
lpmmioinfo->hTask = wm->info.hTask;
|
|
lpmmioinfo->cchBuffer = wm->info.cchBuffer;
|
|
lpmmioinfo->pchBuffer = (void*)wm->buffer16;
|
|
lpmmioinfo->pchNext = (void*)(wm->buffer16 + (wm->info.pchNext - wm->info.pchBuffer));
|
|
lpmmioinfo->pchEndRead = (void*)(wm->buffer16 + (wm->info.pchEndRead - wm->info.pchBuffer));
|
|
lpmmioinfo->pchEndWrite = (void*)(wm->buffer16 + (wm->info.pchEndWrite - wm->info.pchBuffer));
|
|
lpmmioinfo->lBufOffset = wm->info.lBufOffset;
|
|
lpmmioinfo->lDiskOffset = wm->info.lDiskOffset;
|
|
lpmmioinfo->adwInfo[0] = wm->info.adwInfo[0];
|
|
lpmmioinfo->adwInfo[1] = wm->info.adwInfo[1];
|
|
lpmmioinfo->adwInfo[2] = wm->info.adwInfo[2];
|
|
lpmmioinfo->adwInfo[3] = wm->info.adwInfo[3];
|
|
lpmmioinfo->dwReserved1 = 0;
|
|
lpmmioinfo->dwReserved2 = 0;
|
|
lpmmioinfo->hmmio = wm->info.hmmio;
|
|
|
|
return MMSYSERR_NOERROR;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioGetInfo [WINMM.@]
|
|
*/
|
|
MMRESULT WINAPI mmioGetInfo(HMMIO hmmio, MMIOINFO* lpmmioinfo, UINT uFlags)
|
|
{
|
|
LPWINE_MMIO wm;
|
|
|
|
TRACE("(0x%04x,%p,0x%08x)\n",hmmio,lpmmioinfo,uFlags);
|
|
|
|
if ((wm = MMIO_Get(NULL, hmmio)) == NULL)
|
|
return MMSYSERR_INVALHANDLE;
|
|
|
|
memcpy(lpmmioinfo, &wm->info, sizeof(MMIOINFO));
|
|
|
|
return MMSYSERR_NOERROR;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioSetInfo [MMSYSTEM.1216]
|
|
*/
|
|
MMRESULT16 WINAPI mmioSetInfo16(HMMIO16 hmmio, const MMIOINFO16* lpmmioinfo, UINT16 uFlags)
|
|
{
|
|
LPWINE_MMIO wm;
|
|
|
|
TRACE("(0x%04x,%p,0x%08x)\n",hmmio,lpmmioinfo,uFlags);
|
|
|
|
if ((wm = MMIO_Get(NULL, hmmio)) == NULL)
|
|
return MMSYSERR_INVALHANDLE;
|
|
|
|
/* check if seg and lin buffers are the same */
|
|
if (wm->info.cchBuffer != lpmmioinfo->cchBuffer ||
|
|
wm->info.pchBuffer != MapSL(wm->buffer16))
|
|
return MMSYSERR_INVALPARAM;
|
|
|
|
/* check pointers coherence */
|
|
if (lpmmioinfo->pchNext < lpmmioinfo->pchBuffer ||
|
|
lpmmioinfo->pchNext > lpmmioinfo->pchBuffer + lpmmioinfo->cchBuffer ||
|
|
lpmmioinfo->pchEndRead < lpmmioinfo->pchBuffer ||
|
|
lpmmioinfo->pchEndRead > lpmmioinfo->pchBuffer + lpmmioinfo->cchBuffer ||
|
|
lpmmioinfo->pchEndWrite < lpmmioinfo->pchBuffer ||
|
|
lpmmioinfo->pchEndWrite > lpmmioinfo->pchBuffer + lpmmioinfo->cchBuffer)
|
|
return MMSYSERR_INVALPARAM;
|
|
|
|
wm->info.pchNext = wm->info.pchBuffer + (lpmmioinfo->pchNext - lpmmioinfo->pchBuffer);
|
|
wm->info.pchEndRead = wm->info.pchBuffer + (lpmmioinfo->pchEndRead - lpmmioinfo->pchBuffer);
|
|
wm->info.pchEndWrite = wm->info.pchBuffer + (lpmmioinfo->pchEndWrite - lpmmioinfo->pchBuffer);
|
|
|
|
return MMSYSERR_NOERROR;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioSetInfo [WINMM.@]
|
|
*/
|
|
MMRESULT WINAPI mmioSetInfo(HMMIO hmmio, const MMIOINFO* lpmmioinfo, UINT uFlags)
|
|
{
|
|
LPWINE_MMIO wm;
|
|
|
|
TRACE("(0x%04x,%p,0x%08x)\n",hmmio,lpmmioinfo,uFlags);
|
|
|
|
if ((wm = MMIO_Get(NULL, hmmio)) == NULL)
|
|
return MMSYSERR_INVALHANDLE;
|
|
|
|
/* check pointers coherence */
|
|
if (lpmmioinfo->pchNext < wm->info.pchBuffer ||
|
|
lpmmioinfo->pchNext > wm->info.pchBuffer + wm->info.cchBuffer ||
|
|
lpmmioinfo->pchEndRead < wm->info.pchBuffer ||
|
|
lpmmioinfo->pchEndRead > wm->info.pchBuffer + wm->info.cchBuffer ||
|
|
lpmmioinfo->pchEndWrite < wm->info.pchBuffer ||
|
|
lpmmioinfo->pchEndWrite > wm->info.pchBuffer + wm->info.cchBuffer)
|
|
return MMSYSERR_INVALPARAM;
|
|
|
|
wm->info.pchNext = lpmmioinfo->pchNext;
|
|
wm->info.pchEndRead = lpmmioinfo->pchEndRead;
|
|
|
|
return MMSYSERR_NOERROR;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioSetBuffer [WINMM.@]
|
|
*/
|
|
MMRESULT WINAPI mmioSetBuffer(HMMIO hmmio, LPSTR pchBuffer, LONG cchBuffer, UINT uFlags)
|
|
{
|
|
LPWINE_MMIO wm;
|
|
|
|
TRACE("(hmmio=%04x, pchBuf=%p, cchBuf=%ld, uFlags=%#08x)\n",
|
|
hmmio, pchBuffer, cchBuffer, uFlags);
|
|
|
|
if ((wm = MMIO_Get(NULL, hmmio)) == NULL)
|
|
return MMSYSERR_INVALHANDLE;
|
|
|
|
return MMIO_SetBuffer(wm, pchBuffer, cchBuffer, uFlags, TRUE);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioSetBuffer [MMSYSTEM.1217]
|
|
*/
|
|
MMRESULT16 WINAPI mmioSetBuffer16(HMMIO16 hmmio, LPSTR segpchBuffer,
|
|
LONG cchBuffer, UINT16 uFlags)
|
|
{
|
|
LPWINE_MMIO wm;
|
|
|
|
TRACE("(hmmio=%04x, segpchBuf=%p, cchBuf=%ld, uFlags=%#08x)\n",
|
|
hmmio, segpchBuffer, cchBuffer, uFlags);
|
|
|
|
if ((wm = MMIO_Get(NULL, hmmio)) == NULL)
|
|
return MMSYSERR_INVALHANDLE;
|
|
|
|
return MMIO_SetBuffer(wm, segpchBuffer, cchBuffer, uFlags, FALSE);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioFlush [WINMM.@]
|
|
*/
|
|
MMRESULT WINAPI mmioFlush(HMMIO hmmio, UINT uFlags)
|
|
{
|
|
LPWINE_MMIO wm;
|
|
|
|
TRACE("(%04X, %04X)\n", hmmio, uFlags);
|
|
|
|
if ((wm = MMIO_Get(NULL, hmmio)) == NULL)
|
|
return MMSYSERR_INVALHANDLE;
|
|
|
|
return MMIO_Flush(wm, uFlags);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioFlush [MMSYSTEM.1218]
|
|
*/
|
|
MMRESULT16 WINAPI mmioFlush16(HMMIO16 hmmio, UINT16 uFlags)
|
|
{
|
|
return mmioFlush(hmmio, uFlags);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioAdvance [WINMM.@]
|
|
*/
|
|
MMRESULT WINAPI mmioAdvance(HMMIO hmmio, MMIOINFO* lpmmioinfo, UINT uFlags)
|
|
{
|
|
LPWINE_MMIO wm;
|
|
|
|
TRACE("hmmio=%04X, lpmmioinfo=%p, uFlags=%04X\n", hmmio, lpmmioinfo, uFlags);
|
|
|
|
if ((wm = MMIO_Get(NULL, hmmio)) == NULL)
|
|
return MMSYSERR_INVALHANDLE;
|
|
|
|
if (!wm->info.cchBuffer)
|
|
return MMIOERR_UNBUFFERED;
|
|
|
|
if (uFlags != MMIO_READ && uFlags != MMIO_WRITE)
|
|
return MMSYSERR_INVALPARAM;
|
|
|
|
if (uFlags == MMIO_WRITE && (lpmmioinfo->dwFlags & MMIO_DIRTY))
|
|
{
|
|
MMIO_SendMessage(wm, MMIOM_SEEK, lpmmioinfo->lBufOffset, SEEK_SET, MMIO_PROC_32A);
|
|
MMIO_SendMessage(wm, MMIOM_WRITE, (LPARAM)lpmmioinfo->pchBuffer,
|
|
lpmmioinfo->pchNext - lpmmioinfo->pchBuffer, MMIO_PROC_32A);
|
|
lpmmioinfo->dwFlags &= ~MMIO_DIRTY;
|
|
}
|
|
if (MMIO_Flush(wm, 0) != MMSYSERR_NOERROR)
|
|
return MMIOERR_CANNOTWRITE;
|
|
wm->dwFileSize = max(wm->dwFileSize, lpmmioinfo->lBufOffset + (lpmmioinfo->pchNext - lpmmioinfo->pchBuffer));
|
|
|
|
MMIO_GrabNextBuffer(wm, uFlags == MMIO_READ);
|
|
|
|
lpmmioinfo->pchNext = lpmmioinfo->pchBuffer;
|
|
lpmmioinfo->pchEndRead = lpmmioinfo->pchBuffer +
|
|
(wm->info.pchEndRead - wm->info.pchBuffer);
|
|
lpmmioinfo->pchEndWrite = lpmmioinfo->pchBuffer +
|
|
(wm->info.pchEndWrite - wm->info.pchBuffer);
|
|
lpmmioinfo->lDiskOffset = wm->info.lDiskOffset;
|
|
lpmmioinfo->lBufOffset = wm->info.lBufOffset;
|
|
return MMSYSERR_NOERROR;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* mmioAdvance [MMSYSTEM.1219]
|
|
*/
|
|
MMRESULT16 WINAPI mmioAdvance16(HMMIO16 hmmio, MMIOINFO16* lpmmioinfo, UINT16 uFlags)
|
|
{
|
|
LPWINE_MMIO wm;
|
|
|
|
TRACE("hmmio=%04X, lpmmioinfo=%p, uFlags=%04X\n", hmmio, lpmmioinfo, uFlags);
|
|
|
|
if ((wm = MMIO_Get(NULL, hmmio)) == NULL)
|
|
return MMSYSERR_INVALHANDLE;
|
|
|
|
if (!wm->info.cchBuffer)
|
|
return MMIOERR_UNBUFFERED;
|
|
|
|
if (uFlags != MMIO_READ && uFlags != MMIO_WRITE)
|
|
return MMSYSERR_INVALPARAM;
|
|
|
|
if (MMIO_Flush(wm, 0) != MMSYSERR_NOERROR)
|
|
return MMIOERR_CANNOTWRITE;
|
|
|
|
MMIO_GrabNextBuffer(wm, uFlags == MMIO_READ);
|
|
|
|
lpmmioinfo->pchNext = lpmmioinfo->pchBuffer;
|
|
lpmmioinfo->pchEndRead = lpmmioinfo->pchBuffer +
|
|
(wm->info.pchEndRead - wm->info.pchBuffer);
|
|
lpmmioinfo->pchEndWrite = lpmmioinfo->pchBuffer +
|
|
(wm->info.pchEndWrite - wm->info.pchBuffer);
|
|
lpmmioinfo->lDiskOffset = wm->info.lDiskOffset;
|
|
lpmmioinfo->lBufOffset = wm->info.lBufOffset;
|
|
|
|
return MMSYSERR_NOERROR;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioStringToFOURCCA [WINMM.@]
|
|
*/
|
|
FOURCC WINAPI mmioStringToFOURCCA(LPCSTR sz, UINT uFlags)
|
|
{
|
|
CHAR cc[4];
|
|
int i = 0;
|
|
|
|
for (i = 0; i < 4 && sz[i]; i++) {
|
|
if (uFlags & MMIO_TOUPPER) {
|
|
cc[i] = toupper(sz[i]);
|
|
} else {
|
|
cc[i] = sz[i];
|
|
}
|
|
}
|
|
|
|
/* Pad with spaces */
|
|
while (i < 4) cc[i++] = ' ';
|
|
|
|
TRACE("Got '%.4s'\n",cc);
|
|
return mmioFOURCC(cc[0],cc[1],cc[2],cc[3]);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioStringToFOURCCW [WINMM.@]
|
|
*/
|
|
FOURCC WINAPI mmioStringToFOURCCW(LPCWSTR sz, UINT uFlags)
|
|
{
|
|
LPSTR szA = HEAP_strdupWtoA(GetProcessHeap(),0,sz);
|
|
FOURCC ret = mmioStringToFOURCCA(szA,uFlags);
|
|
|
|
HeapFree(GetProcessHeap(), 0, szA);
|
|
return ret;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioStringToFOURCC [MMSYSTEM.1220]
|
|
*/
|
|
FOURCC WINAPI mmioStringToFOURCC16(LPCSTR sz, UINT16 uFlags)
|
|
{
|
|
return mmioStringToFOURCCA(sz, uFlags);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioInstallIOProc [MMSYSTEM.1221]
|
|
*/
|
|
LPMMIOPROC16 WINAPI mmioInstallIOProc16(FOURCC fccIOProc, LPMMIOPROC16 pIOProc,
|
|
DWORD dwFlags)
|
|
{
|
|
return (LPMMIOPROC16)MMIO_InstallIOProc(fccIOProc, (LPMMIOPROC)pIOProc,
|
|
dwFlags, MMIO_PROC_16);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioInstallIOProcA [WINMM.@]
|
|
*/
|
|
LPMMIOPROC WINAPI mmioInstallIOProcA(FOURCC fccIOProc,
|
|
LPMMIOPROC pIOProc, DWORD dwFlags)
|
|
{
|
|
return MMIO_InstallIOProc(fccIOProc, pIOProc, dwFlags, MMIO_PROC_32A);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioInstallIOProcW [WINMM.@]
|
|
*/
|
|
LPMMIOPROC WINAPI mmioInstallIOProcW(FOURCC fccIOProc,
|
|
LPMMIOPROC pIOProc, DWORD dwFlags)
|
|
{
|
|
return MMIO_InstallIOProc(fccIOProc, pIOProc, dwFlags, MMIO_PROC_32W);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioSendMessage [MMSYSTEM.1222]
|
|
*/
|
|
LRESULT WINAPI mmioSendMessage16(HMMIO16 hmmio, UINT16 uMessage,
|
|
LPARAM lParam1, LPARAM lParam2)
|
|
{
|
|
LPWINE_MMIO wm;
|
|
|
|
TRACE("(%04X, %u, %ld, %ld)\n", hmmio, uMessage, lParam1, lParam2);
|
|
|
|
if (uMessage < MMIOM_USER)
|
|
return MMSYSERR_INVALPARAM;
|
|
|
|
if ((wm = MMIO_Get(NULL, hmmio)) == NULL)
|
|
return MMSYSERR_INVALHANDLE;
|
|
|
|
return MMIO_SendMessage(wm, uMessage, lParam1, lParam2, MMIO_PROC_16);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioSendMessage [WINMM.@]
|
|
*/
|
|
LRESULT WINAPI mmioSendMessage(HMMIO hmmio, UINT uMessage,
|
|
LPARAM lParam1, LPARAM lParam2)
|
|
{
|
|
LPWINE_MMIO wm;
|
|
|
|
TRACE("(%04X, %u, %ld, %ld)\n", hmmio, uMessage, lParam1, lParam2);
|
|
|
|
if (uMessage < MMIOM_USER)
|
|
return MMSYSERR_INVALPARAM;
|
|
|
|
if ((wm = MMIO_Get(NULL, hmmio)) == NULL)
|
|
return MMSYSERR_INVALHANDLE;
|
|
|
|
return MMIO_SendMessage(wm, uMessage, lParam1, lParam2, MMIO_PROC_32A);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioDescend [WINMM.@]
|
|
*/
|
|
MMRESULT WINAPI mmioDescend(HMMIO hmmio, LPMMCKINFO lpck,
|
|
const MMCKINFO* lpckParent, UINT uFlags)
|
|
{
|
|
DWORD dwOldPos;
|
|
FOURCC srchCkId;
|
|
FOURCC srchType;
|
|
|
|
|
|
TRACE("(%04X, %p, %p, %04X);\n", hmmio, lpck, lpckParent, uFlags);
|
|
|
|
if (lpck == NULL)
|
|
return MMSYSERR_INVALPARAM;
|
|
|
|
dwOldPos = mmioSeek(hmmio, 0, SEEK_CUR);
|
|
TRACE("dwOldPos=%ld\n", dwOldPos);
|
|
|
|
if (lpckParent != NULL) {
|
|
TRACE("seek inside parent at %ld !\n", lpckParent->dwDataOffset);
|
|
/* EPP: was dwOldPos = mmioSeek(hmmio,lpckParent->dwDataOffset,SEEK_SET); */
|
|
if (dwOldPos < lpckParent->dwDataOffset ||
|
|
dwOldPos >= lpckParent->dwDataOffset + lpckParent->cksize) {
|
|
WARN("outside parent chunk\n");
|
|
return MMIOERR_CHUNKNOTFOUND;
|
|
}
|
|
}
|
|
|
|
/* The SDK docu says 'ckid' is used for all cases. Real World
|
|
* examples disagree -Marcus,990216.
|
|
*/
|
|
|
|
srchType = 0;
|
|
/* find_chunk looks for 'ckid' */
|
|
if (uFlags & MMIO_FINDCHUNK)
|
|
srchCkId = lpck->ckid;
|
|
/* find_riff and find_list look for 'fccType' */
|
|
if (uFlags & MMIO_FINDLIST) {
|
|
srchCkId = FOURCC_LIST;
|
|
srchType = lpck->fccType;
|
|
}
|
|
if (uFlags & MMIO_FINDRIFF) {
|
|
srchCkId = FOURCC_RIFF;
|
|
srchType = lpck->fccType;
|
|
}
|
|
|
|
if (uFlags & (MMIO_FINDCHUNK|MMIO_FINDLIST|MMIO_FINDRIFF)) {
|
|
TRACE("searching for %.4s.%.4s\n",
|
|
(LPSTR)&srchCkId,
|
|
srchType?(LPSTR)&srchType:"any ");
|
|
|
|
while (TRUE) {
|
|
LONG ix;
|
|
|
|
ix = mmioRead(hmmio, (LPSTR)lpck, 3 * sizeof(DWORD));
|
|
if (ix < 2*sizeof(DWORD)) {
|
|
mmioSeek(hmmio, dwOldPos, SEEK_SET);
|
|
WARN("return ChunkNotFound\n");
|
|
return MMIOERR_CHUNKNOTFOUND;
|
|
}
|
|
lpck->dwDataOffset = dwOldPos + 2 * sizeof(DWORD);
|
|
if (ix < lpck->dwDataOffset - dwOldPos) {
|
|
mmioSeek(hmmio, dwOldPos, SEEK_SET);
|
|
WARN("return ChunkNotFound\n");
|
|
return MMIOERR_CHUNKNOTFOUND;
|
|
}
|
|
TRACE("ckid=%.4s fcc=%.4s cksize=%08lX !\n",
|
|
(LPSTR)&lpck->ckid,
|
|
srchType?(LPSTR)&lpck->fccType:"<na>",
|
|
lpck->cksize);
|
|
if ((srchCkId == lpck->ckid) &&
|
|
(!srchType || (srchType == lpck->fccType))
|
|
)
|
|
break;
|
|
|
|
dwOldPos = lpck->dwDataOffset + ((lpck->cksize + 1) & ~1);
|
|
mmioSeek(hmmio, dwOldPos, SEEK_SET);
|
|
}
|
|
} else {
|
|
/* FIXME: unverified, does it do this? */
|
|
/* NB: This part is used by WAVE_mciOpen, among others */
|
|
if (mmioRead(hmmio, (LPSTR)lpck, 3 * sizeof(DWORD)) < 3 * sizeof(DWORD)) {
|
|
mmioSeek(hmmio, dwOldPos, SEEK_SET);
|
|
WARN("return ChunkNotFound 2nd\n");
|
|
return MMIOERR_CHUNKNOTFOUND;
|
|
}
|
|
lpck->dwDataOffset = dwOldPos + 2 * sizeof(DWORD);
|
|
}
|
|
lpck->dwFlags = 0;
|
|
/* If we were looking for RIFF/LIST chunks, the final file position
|
|
* is after the chunkid. If we were just looking for the chunk
|
|
* it is after the cksize. So add 4 in RIFF/LIST case.
|
|
*/
|
|
if (lpck->ckid == FOURCC_RIFF || lpck->ckid == FOURCC_LIST)
|
|
mmioSeek(hmmio, lpck->dwDataOffset + sizeof(DWORD), SEEK_SET);
|
|
else
|
|
mmioSeek(hmmio, lpck->dwDataOffset, SEEK_SET);
|
|
TRACE("lpck: ckid=%.4s, cksize=%ld, dwDataOffset=%ld fccType=%08lX (%.4s)!\n",
|
|
(LPSTR)&lpck->ckid, lpck->cksize, lpck->dwDataOffset,
|
|
lpck->fccType, srchType?(LPSTR)&lpck->fccType:"");
|
|
return MMSYSERR_NOERROR;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioDescend [MMSYSTEM.1223]
|
|
*/
|
|
MMRESULT16 WINAPI mmioDescend16(HMMIO16 hmmio, LPMMCKINFO lpck,
|
|
const MMCKINFO* lpckParent, UINT16 uFlags)
|
|
{
|
|
return mmioDescend(hmmio, lpck, lpckParent, uFlags);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioAscend [WINMM.@]
|
|
*/
|
|
MMRESULT WINAPI mmioAscend(HMMIO hmmio, LPMMCKINFO lpck, UINT uFlags)
|
|
{
|
|
TRACE("(%04X, %p, %04X);\n", hmmio, lpck, uFlags);
|
|
|
|
if (lpck->dwFlags & MMIO_DIRTY) {
|
|
DWORD dwOldPos, dwNewSize;
|
|
|
|
TRACE("Chunk is dirty, checking if chunk's size is correct\n");
|
|
dwOldPos = mmioSeek(hmmio, 0, SEEK_CUR);
|
|
TRACE("dwOldPos=%ld lpck->dwDataOffset = %ld\n", dwOldPos, lpck->dwDataOffset);
|
|
dwNewSize = dwOldPos - lpck->dwDataOffset;
|
|
if (dwNewSize != lpck->cksize) {
|
|
TRACE("Nope: lpck->cksize=%ld dwNewSize=%ld\n", lpck->cksize, dwNewSize);
|
|
lpck->cksize = dwNewSize;
|
|
|
|
/* pad odd size with 0 */
|
|
if (dwNewSize & 1) {
|
|
char ch = 0;
|
|
mmioWrite(hmmio, &ch, 1);
|
|
}
|
|
mmioSeek(hmmio, lpck->dwDataOffset - sizeof(DWORD), SEEK_SET);
|
|
mmioWrite(hmmio, (LPSTR)&dwNewSize, sizeof(DWORD));
|
|
}
|
|
lpck->dwFlags = 0;
|
|
}
|
|
|
|
mmioSeek(hmmio, lpck->dwDataOffset + ((lpck->cksize + 1) & ~1), SEEK_SET);
|
|
|
|
return MMSYSERR_NOERROR;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioAscend [MMSYSTEM.1224]
|
|
*/
|
|
MMRESULT16 WINAPI mmioAscend16(HMMIO16 hmmio, MMCKINFO* lpck, UINT16 uFlags)
|
|
{
|
|
return mmioAscend(hmmio,lpck,uFlags);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioCreateChunk [WINMM.@]
|
|
*/
|
|
MMRESULT WINAPI mmioCreateChunk(HMMIO hmmio, MMCKINFO* lpck, UINT uFlags)
|
|
{
|
|
DWORD dwOldPos;
|
|
LONG size;
|
|
LONG ix;
|
|
|
|
TRACE("(%04X, %p, %04X);\n", hmmio, lpck, uFlags);
|
|
|
|
dwOldPos = mmioSeek(hmmio, 0, SEEK_CUR);
|
|
TRACE("dwOldPos=%ld\n", dwOldPos);
|
|
|
|
if (uFlags == MMIO_CREATELIST)
|
|
lpck->ckid = FOURCC_LIST;
|
|
else if (uFlags == MMIO_CREATERIFF)
|
|
lpck->ckid = FOURCC_RIFF;
|
|
|
|
TRACE("ckid=%.4s\n", (LPSTR)&lpck->ckid);
|
|
|
|
size = 2 * sizeof(DWORD);
|
|
lpck->dwDataOffset = dwOldPos + size;
|
|
|
|
if (lpck->ckid == FOURCC_RIFF || lpck->ckid == FOURCC_LIST)
|
|
size += sizeof(DWORD);
|
|
lpck->dwFlags = MMIO_DIRTY;
|
|
|
|
ix = mmioWrite(hmmio, (LPSTR)lpck, size);
|
|
TRACE("after mmioWrite ix = %ld req = %ld, errno = %d\n",ix, size, errno);
|
|
if (ix < size) {
|
|
mmioSeek(hmmio, dwOldPos, SEEK_SET);
|
|
WARN("return CannotWrite\n");
|
|
return MMIOERR_CANNOTWRITE;
|
|
}
|
|
|
|
return MMSYSERR_NOERROR;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioCreateChunk [MMSYSTEM.1225]
|
|
*/
|
|
MMRESULT16 WINAPI mmioCreateChunk16(HMMIO16 hmmio, MMCKINFO* lpck, UINT16 uFlags)
|
|
{
|
|
return mmioCreateChunk(hmmio, lpck, uFlags);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioRename [MMSYSTEM.1226]
|
|
*/
|
|
MMRESULT16 WINAPI mmioRename16(LPCSTR szFileName, LPCSTR szNewFileName,
|
|
MMIOINFO16* lpmmioinfo, DWORD dwRenameFlags)
|
|
{
|
|
UINT16 result = MMSYSERR_ERROR;
|
|
LPMMIOPROC16 ioProc;
|
|
|
|
TRACE("('%s', '%s', %p, %08lX);\n",
|
|
szFileName, szNewFileName, lpmmioinfo, dwRenameFlags);
|
|
|
|
/* If both params are NULL, then parse the file name */
|
|
if (lpmmioinfo && lpmmioinfo->fccIOProc == 0 && lpmmioinfo->pIOProc == NULL)
|
|
lpmmioinfo->fccIOProc = MMIO_ParseExt(szFileName);
|
|
|
|
/* Handle any unhandled/error case from above. Assume DOS file */
|
|
if (!lpmmioinfo || (lpmmioinfo->fccIOProc == 0 && lpmmioinfo->pIOProc == NULL))
|
|
ioProc = (LPMMIOPROC16)mmioDosIOProc;
|
|
/* if just the four character code is present, look up IO proc */
|
|
else if (lpmmioinfo->pIOProc == NULL)
|
|
ioProc = mmioInstallIOProc16(lpmmioinfo->fccIOProc, NULL, MMIO_FINDPROC);
|
|
else
|
|
ioProc = lpmmioinfo->pIOProc;
|
|
|
|
/* FIXME: ioProc is likely a segmented address, thus needing a
|
|
* thunk somewhere. The main issue is that Wine's current thunking
|
|
* 32 to 16 only supports pascal calling convention
|
|
*/
|
|
if (ioProc)
|
|
result = (ioProc)(0, MMIOM_RENAME,
|
|
(LPARAM)szFileName, (LPARAM)szNewFileName);
|
|
|
|
return result;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioRenameA [WINMM.@]
|
|
*/
|
|
MMRESULT WINAPI mmioRenameA(LPCSTR szFileName, LPCSTR szNewFileName,
|
|
MMIOINFO* lpmmioinfo, DWORD dwRenameFlags)
|
|
{
|
|
UINT result = MMSYSERR_ERROR;
|
|
LPMMIOPROC ioProc;
|
|
|
|
TRACE("('%s', '%s', %p, %08lX);\n",
|
|
szFileName, szNewFileName, lpmmioinfo, dwRenameFlags);
|
|
|
|
/* If both params are NULL, then parse the file name */
|
|
if (lpmmioinfo && lpmmioinfo->fccIOProc == 0 && lpmmioinfo->pIOProc == NULL)
|
|
lpmmioinfo->fccIOProc = MMIO_ParseExt(szFileName);
|
|
|
|
/* Handle any unhandled/error case from above. Assume DOS file */
|
|
if (!lpmmioinfo || (lpmmioinfo->fccIOProc == 0 && lpmmioinfo->pIOProc == NULL))
|
|
ioProc = (LPMMIOPROC)mmioDosIOProc;
|
|
/* if just the four character code is present, look up IO proc */
|
|
else if (lpmmioinfo->pIOProc == NULL)
|
|
ioProc = MMIO_InstallIOProc(lpmmioinfo->fccIOProc, NULL,
|
|
MMIO_FINDPROC, MMIO_PROC_32A);
|
|
else /* use relevant ioProc */
|
|
ioProc = lpmmioinfo->pIOProc;
|
|
|
|
if (ioProc)
|
|
result = (ioProc)(0, MMIOM_RENAME,
|
|
(LPARAM)szFileName, (LPARAM)szNewFileName);
|
|
|
|
return result;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* mmioRenameW [WINMM.@]
|
|
*/
|
|
MMRESULT WINAPI mmioRenameW(LPCWSTR szFileName, LPCWSTR szNewFileName,
|
|
MMIOINFO* lpmmioinfo, DWORD dwRenameFlags)
|
|
{
|
|
LPSTR szFn = HEAP_strdupWtoA(GetProcessHeap(), 0, szFileName);
|
|
LPSTR sznFn = HEAP_strdupWtoA(GetProcessHeap(), 0, szNewFileName);
|
|
UINT ret = mmioRenameA(szFn, sznFn, lpmmioinfo, dwRenameFlags);
|
|
|
|
HeapFree(GetProcessHeap(),0,szFn);
|
|
HeapFree(GetProcessHeap(),0,sznFn);
|
|
return ret;
|
|
}
|