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goma / wine / 003e24cadcff00cb7037ec75133a945781c9ff58 / . / dlls / winmm / mci.c
blob: 59bea9cb144eee1cd2dd329915053f1e4a2eb191 [file] [log] [blame]
/* -*- tab-width: 8; c-basic-offset: 4 -*- */
/*
* MCI internal functions
*
* Copyright 1998/1999 Eric Pouech
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "heap.h"
#include "winemm.h"
#include "selectors.h"
#include "digitalv.h"
#include "wine/winbase16.h"
#include "debugtools.h"
#include "winreg.h"
DEFAULT_DEBUG_CHANNEL(mci);
static int MCI_InstalledCount;
static LPSTR MCI_lpInstallNames = NULL;
/* First MCI valid device ID (0 means error) */
#define MCI_MAGIC 0x0001
/**************************************************************************
* MCI_GetDriver [internal]
*/
LPWINE_MCIDRIVER MCI_GetDriver(UINT16 wDevID)
{
LPWINE_MCIDRIVER wmd = 0;
LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
EnterCriticalSection(&iData->cs);
for (wmd = iData->lpMciDrvs; wmd; wmd = wmd->lpNext) {
if (wmd->wDeviceID == wDevID)
break;
}
LeaveCriticalSection(&iData->cs);
return wmd;
}
/**************************************************************************
* MCI_GetDriverFromString [internal]
*/
UINT MCI_GetDriverFromString(LPCSTR lpstrName)
{
LPWINE_MCIDRIVER wmd;
LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
UINT ret = 0;
if (!lpstrName)
return 0;
if (!lstrcmpiA(lpstrName, "ALL"))
return MCI_ALL_DEVICE_ID;
EnterCriticalSection(&iData->cs);
for (wmd = iData->lpMciDrvs; wmd; wmd = wmd->lpNext) {
if (wmd->lpstrElementName && strcmp(wmd->lpstrElementName, lpstrName) == 0) {
ret = wmd->wDeviceID;
break;
}
if (wmd->lpstrDeviceType && strcmp(wmd->lpstrDeviceType, lpstrName) == 0) {
ret = wmd->wDeviceID;
break;
}
if (wmd->lpstrAlias && strcmp(wmd->lpstrAlias, lpstrName) == 0) {
ret = wmd->wDeviceID;
break;
}
}
LeaveCriticalSection(&iData->cs);
return ret;
}
/**************************************************************************
* MCI_MessageToString [internal]
*/
const char* MCI_MessageToString(UINT16 wMsg)
{
static char buffer[100];
#define CASE(s) case (s): return #s
switch (wMsg) {
CASE(MCI_BREAK);
CASE(MCI_CLOSE);
CASE(MCI_CLOSE_DRIVER);
CASE(MCI_COPY);
CASE(MCI_CUE);
CASE(MCI_CUT);
CASE(MCI_DELETE);
CASE(MCI_ESCAPE);
CASE(MCI_FREEZE);
CASE(MCI_PAUSE);
CASE(MCI_PLAY);
CASE(MCI_GETDEVCAPS);
CASE(MCI_INFO);
CASE(MCI_LOAD);
CASE(MCI_OPEN);
CASE(MCI_OPEN_DRIVER);
CASE(MCI_PASTE);
CASE(MCI_PUT);
CASE(MCI_REALIZE);
CASE(MCI_RECORD);
CASE(MCI_RESUME);
CASE(MCI_SAVE);
CASE(MCI_SEEK);
CASE(MCI_SET);
CASE(MCI_SPIN);
CASE(MCI_STATUS);
CASE(MCI_STEP);
CASE(MCI_STOP);
CASE(MCI_SYSINFO);
CASE(MCI_UNFREEZE);
CASE(MCI_UPDATE);
CASE(MCI_WHERE);
CASE(MCI_WINDOW);
/* constants for digital video */
CASE(MCI_CAPTURE);
CASE(MCI_MONITOR);
CASE(MCI_RESERVE);
CASE(MCI_SETAUDIO);
CASE(MCI_SIGNAL);
CASE(MCI_SETVIDEO);
CASE(MCI_QUALITY);
CASE(MCI_LIST);
CASE(MCI_UNDO);
CASE(MCI_CONFIGURE);
CASE(MCI_RESTORE);
#undef CASE
default:
sprintf(buffer, "MCI_<<%04X>>", wMsg);
return buffer;
}
}
/**************************************************************************
* MCI_GetDevTypeFromFileName [internal]
*/
static DWORD MCI_GetDevTypeFromFileName(LPCSTR fileName, LPSTR buf, UINT len)
{
LPSTR tmp;
if ((tmp = strrchr(fileName, '.'))) {
GetProfileStringA("mci extensions", tmp + 1, "*", buf, len);
if (strcmp(buf, "*") != 0) {
return 0;
}
TRACE("No [mci extensions] entry for '%s' found.\n", tmp);
}
return MCIERR_EXTENSION_NOT_FOUND;
}
#define MAX_MCICMDTABLE 20
#define MCI_COMMAND_TABLE_NOT_LOADED 0xFFFE
typedef struct tagWINE_MCICMDTABLE {
HANDLE hMem;
UINT uDevType;
LPCSTR lpTable;
UINT nVerbs; /* number of verbs in command table */
LPCSTR* aVerbs; /* array of verbs to speed up the verb look up process */
} WINE_MCICMDTABLE, *LPWINE_MCICMDTABLE;
WINE_MCICMDTABLE S_MciCmdTable[MAX_MCICMDTABLE];
/**************************************************************************
* MCI_IsCommandTableValid [internal]
*/
static BOOL MCI_IsCommandTableValid(UINT uTbl)
{
LPCSTR lmem, str;
DWORD flg;
WORD eid;
int idx = 0;
BOOL inCst = FALSE;
TRACE("Dumping cmdTbl=%d [hMem=%08x devType=%d]\n",
uTbl, S_MciCmdTable[uTbl].hMem, S_MciCmdTable[uTbl].uDevType);
if (uTbl >= MAX_MCICMDTABLE || !S_MciCmdTable[uTbl].hMem || !S_MciCmdTable[uTbl].lpTable)
return FALSE;
lmem = S_MciCmdTable[uTbl].lpTable;
do {
do {
str = lmem;
lmem += strlen(lmem) + 1;
flg = *(LPDWORD)lmem;
eid = *(LPWORD)(lmem + sizeof(DWORD));
lmem += sizeof(DWORD) + sizeof(WORD);
idx ++;
/* EPP TRACE("cmd='%s' %08lx %04x\n", str, flg, eid); */
switch (eid) {
case MCI_COMMAND_HEAD: if (!*str || !flg) return FALSE; idx = 0; break; /* check unicity of str in table */
case MCI_STRING: if (inCst) return FALSE; break;
case MCI_INTEGER: if (!*str) return FALSE; break;
case MCI_END_COMMAND: if (*str || flg || idx == 0) return FALSE; idx = 0; break;
case MCI_RETURN: if (*str || idx != 1) return FALSE; break;
case MCI_FLAG: if (!*str) return FALSE; break;
case MCI_END_COMMAND_LIST: if (*str || flg) return FALSE; idx = 0; break;
case MCI_RECT: if (!*str || inCst) return FALSE; break;
case MCI_CONSTANT: if (inCst) return FALSE; inCst = TRUE; break;
case MCI_END_CONSTANT: if (*str || flg || !inCst) return FALSE; inCst = FALSE; break;
default: return FALSE;
}
} while (eid != MCI_END_COMMAND_LIST);
} while (eid != MCI_END_COMMAND_LIST);
return TRUE;
}
/**************************************************************************
* MCI_DumpCommandTable [internal]
*/
static BOOL MCI_DumpCommandTable(UINT uTbl)
{
LPCSTR lmem;
LPCSTR str;
DWORD flg;
WORD eid;
if (!MCI_IsCommandTableValid(uTbl)) {
ERR("Ooops: %d is not valid\n", uTbl);
return FALSE;
}
lmem = S_MciCmdTable[uTbl].lpTable;
do {
do {
str = lmem;
lmem += strlen(lmem) + 1;
flg = *(LPDWORD)lmem;
eid = *(LPWORD)(lmem + sizeof(DWORD));
TRACE("cmd='%s' %08lx %04x\n", str, flg, eid);
lmem += sizeof(DWORD) + sizeof(WORD);
} while (eid != MCI_END_COMMAND && eid != MCI_END_COMMAND_LIST);
TRACE(" => end of command%s\n", (eid == MCI_END_COMMAND_LIST) ? " list" : "");
} while (eid != MCI_END_COMMAND_LIST);
return TRUE;
}
static UINT MCI_SetCommandTable(LPWINE_MM_IDATA iData, HANDLE hMem, UINT uDevType);
/**************************************************************************
* MCI_GetCommandTable [internal]
*/
static UINT MCI_GetCommandTable(LPWINE_MM_IDATA iData, UINT uDevType)
{
UINT uTbl;
char buf[32];
LPSTR str = NULL;
/* first look up existing for existing devType */
for (uTbl = 0; uTbl < MAX_MCICMDTABLE; uTbl++) {
if (S_MciCmdTable[uTbl].hMem && S_MciCmdTable[uTbl].uDevType == uDevType)
return uTbl;
}
/* well try to load id */
if (uDevType >= MCI_DEVTYPE_FIRST && uDevType <= MCI_DEVTYPE_LAST) {
if (LoadStringA(iData->hWinMM32Instance, uDevType, buf, sizeof(buf))) {
str = buf;
}
} else if (uDevType == 0) {
str = "CORE";
}
uTbl = MCI_NO_COMMAND_TABLE;
if (str) {
HRSRC hRsrc = FindResourceA(iData->hWinMM32Instance, str, (LPCSTR)RT_RCDATAA);
HANDLE hMem = 0;
if (hRsrc) hMem = LoadResource(iData->hWinMM32Instance, hRsrc);
if (hMem) {
uTbl = MCI_SetCommandTable(iData, hMem, uDevType);
} else {
WARN("No command table found in resource %04x[%s]\n",
iData->hWinMM32Instance, str);
}
}
TRACE("=> %d\n", uTbl);
return uTbl;
}
/**************************************************************************
* MCI_SetCommandTable [internal]
*/
static UINT MCI_SetCommandTable(LPWINE_MM_IDATA iData, HANDLE hMem,
UINT uDevType)
{
int uTbl;
static BOOL bInitDone = FALSE;
/* <HACK>
* The CORE command table must be loaded first, so that MCI_GetCommandTable()
* can be called with 0 as a uDevType to retrieve it.
* </HACK>
*/
if (!bInitDone) {
bInitDone = TRUE;
for (uTbl = 0; uTbl < MAX_MCICMDTABLE; uTbl++) {
S_MciCmdTable[uTbl].hMem = 0;
}
MCI_GetCommandTable(iData, 0);
}
for (uTbl = 0; uTbl < MAX_MCICMDTABLE; uTbl++) {
if (S_MciCmdTable[uTbl].hMem == 0) {
LPCSTR lmem, str;
WORD eid;
WORD count;
S_MciCmdTable[uTbl].hMem = hMem;
S_MciCmdTable[uTbl].uDevType = uDevType;
S_MciCmdTable[uTbl].lpTable = LockResource(hMem);
if (TRACE_ON(mci)) {
MCI_DumpCommandTable(uTbl);
}
/* create the verbs table */
/* get # of entries */
lmem = S_MciCmdTable[uTbl].lpTable;
count = 0;
do {
lmem += strlen(lmem) + 1;
eid = *(LPWORD)(lmem + sizeof(DWORD));
lmem += sizeof(DWORD) + sizeof(WORD);
if (eid == MCI_COMMAND_HEAD)
count++;
} while (eid != MCI_END_COMMAND_LIST);
S_MciCmdTable[uTbl].aVerbs = HeapAlloc(GetProcessHeap(), 0, count * sizeof(LPCSTR));
S_MciCmdTable[uTbl].nVerbs = count;
lmem = S_MciCmdTable[uTbl].lpTable;
count = 0;
do {
str = lmem;
lmem += strlen(lmem) + 1;
eid = *(LPWORD)(lmem + sizeof(DWORD));
lmem += sizeof(DWORD) + sizeof(WORD);
if (eid == MCI_COMMAND_HEAD)
S_MciCmdTable[uTbl].aVerbs[count++] = str;
} while (eid != MCI_END_COMMAND_LIST);
/* assert(count == S_MciCmdTable[uTbl].nVerbs); */
return uTbl;
}
}
return MCI_NO_COMMAND_TABLE;
}
/**************************************************************************
* MCI_DeleteCommandTable [internal]
*/
static BOOL MCI_DeleteCommandTable(UINT uTbl)
{
if (uTbl >= MAX_MCICMDTABLE || !S_MciCmdTable[uTbl].hMem)
return FALSE;
FreeResource16(S_MciCmdTable[uTbl].hMem);
S_MciCmdTable[uTbl].hMem = 0;
if (S_MciCmdTable[uTbl].aVerbs) {
HeapFree(GetProcessHeap(), 0, S_MciCmdTable[uTbl].aVerbs);
S_MciCmdTable[uTbl].aVerbs = 0;
}
return TRUE;
}
/**************************************************************************
* MCI_UnLoadMciDriver [internal]
*/
static BOOL MCI_UnLoadMciDriver(LPWINE_MM_IDATA iData, LPWINE_MCIDRIVER wmd)
{
LPWINE_MCIDRIVER* tmp;
if (!wmd)
return TRUE;
if (wmd->hDrv)
CloseDriver(wmd->hDrv, 0, 0);
if (wmd->dwPrivate != 0)
WARN("Unloading mci driver with non nul dwPrivate field\n");
EnterCriticalSection(&iData->cs);
for (tmp = &iData->lpMciDrvs; *tmp; tmp = &(*tmp)->lpNext) {
if (*tmp == wmd) {
*tmp = wmd->lpNext;
break;
}
}
LeaveCriticalSection(&iData->cs);
HeapFree(GetProcessHeap(), 0, wmd->lpstrDeviceType);
HeapFree(GetProcessHeap(), 0, wmd->lpstrAlias);
HeapFree(GetProcessHeap(), 0, wmd->lpstrElementName);
HeapFree(GetProcessHeap(), 0, wmd);
return TRUE;
}
/**************************************************************************
* MCI_LoadMciDriver [internal]
*/
static DWORD MCI_LoadMciDriver(LPWINE_MM_IDATA iData, LPCSTR _strDevTyp,
LPWINE_MCIDRIVER* lpwmd)
{
LPSTR strDevTyp = CharUpperA(HEAP_strdupA(GetProcessHeap(), 0, _strDevTyp));
LPWINE_MCIDRIVER wmd = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*wmd));
MCI_OPEN_DRIVER_PARMSA modp;
DWORD dwRet = 0;
HDRVR hDrv = 0;
if (!wmd || !strDevTyp) {
dwRet = MCIERR_OUT_OF_MEMORY;
goto errCleanUp;
}
wmd->lpfnYieldProc = MCI_DefYieldProc;
wmd->dwYieldData = VK_CANCEL;
wmd->hCreatorTask = GetCurrentTask();
EnterCriticalSection(&iData->cs);
/* wmd must be inserted in list before sending opening the driver, coz' it
* may want to lookup at wDevID
*/
wmd->lpNext = iData->lpMciDrvs;
iData->lpMciDrvs = wmd;
for (modp.wDeviceID = MCI_MAGIC;
MCI_GetDriver(modp.wDeviceID) != 0;
modp.wDeviceID++);
wmd->wDeviceID = modp.wDeviceID;
LeaveCriticalSection(&iData->cs);
TRACE("wDevID=%04X \n", modp.wDeviceID);
modp.lpstrParams = NULL;
hDrv = OpenDriverA(strDevTyp, "mci", (LPARAM)&modp);
if (!hDrv) {
FIXME("Couldn't load driver for type %s.\n"
"If you don't have a windows installation accessible from Wine,\n"
"you perhaps forgot to create a [mci] section in system.ini\n",
strDevTyp);
dwRet = MCIERR_DEVICE_NOT_INSTALLED;
goto errCleanUp;
}
/* FIXME: should also check that module's description is of the form
* MODULENAME:[MCI] comment
*/
wmd->hDrv = hDrv;
/* some drivers will return 0x0000FFFF, some others 0xFFFFFFFF */
wmd->uSpecificCmdTable = LOWORD(modp.wCustomCommandTable);
wmd->uTypeCmdTable = MCI_COMMAND_TABLE_NOT_LOADED;
TRACE("Loaded driver %x (%s), type is %d, cmdTable=%08x\n",
hDrv, strDevTyp, modp.wType, modp.wCustomCommandTable);
wmd->lpstrDeviceType = strDevTyp;
wmd->wType = modp.wType;
TRACE("mcidev=%d, uDevTyp=%04X wDeviceID=%04X !\n",
modp.wDeviceID, modp.wType, modp.wDeviceID);
*lpwmd = wmd;
return 0;
errCleanUp:
MCI_UnLoadMciDriver(iData, wmd);
HeapFree(GetProcessHeap(), 0, strDevTyp);
*lpwmd = 0;
return dwRet;
}
/**************************************************************************
* MCI_FinishOpen [internal]
*/
static DWORD MCI_FinishOpen(LPWINE_MCIDRIVER wmd, LPMCI_OPEN_PARMSA lpParms,
DWORD dwParam)
{
if (dwParam & MCI_OPEN_ELEMENT)
wmd->lpstrElementName = HEAP_strdupA(GetProcessHeap(), 0,
lpParms->lpstrElementName);
if (dwParam & MCI_OPEN_ALIAS)
wmd->lpstrAlias = HEAP_strdupA(GetProcessHeap(), 0, lpParms->lpstrAlias);
lpParms->wDeviceID = wmd->wDeviceID;
return MCI_SendCommandFrom32(wmd->wDeviceID, MCI_OPEN_DRIVER, dwParam,
(DWORD)lpParms);
}
/**************************************************************************
* MCI_FindCommand [internal]
*/
static LPCSTR MCI_FindCommand(UINT uTbl, LPCSTR verb)
{
UINT idx;
if (uTbl >= MAX_MCICMDTABLE || S_MciCmdTable[uTbl].hMem == 0)
return NULL;
/* another improvement would be to have the aVerbs array sorted,
* so that we could use a dichotomic search on it, rather than this dumb
* array look up
*/
for (idx = 0; idx < S_MciCmdTable[uTbl].nVerbs; idx++) {
if (strcmp(S_MciCmdTable[uTbl].aVerbs[idx], verb) == 0)
return S_MciCmdTable[uTbl].aVerbs[idx];
}
return NULL;
}
/**************************************************************************
* MCI_GetReturnType [internal]
*/
static DWORD MCI_GetReturnType(LPCSTR lpCmd)
{
lpCmd += strlen(lpCmd) + 1 + sizeof(DWORD) + sizeof(WORD);
if (*lpCmd == '\0' && *(LPWORD)(lpCmd + 1 + sizeof(DWORD)) == MCI_RETURN) {
return *(LPDWORD)(lpCmd + 1);
}
return 0L;
}
/**************************************************************************
* MCI_GetMessage [internal]
*/
static WORD MCI_GetMessage(LPCSTR lpCmd)
{
return (WORD)*(LPDWORD)(lpCmd + strlen(lpCmd) + 1);
}
/**************************************************************************
* MCI_GetDWord [internal]
*/
static BOOL MCI_GetDWord(LPDWORD data, LPSTR* ptr)
{
DWORD val;
LPSTR ret;
val = strtoul(*ptr, &ret, 0);
switch (*ret) {
case '\0': break;
case ' ': ret++; break;
default: return FALSE;
}
*data |= val;
*ptr = ret;
return TRUE;
}
/**************************************************************************
* MCI_GetString [internal]
*/
static DWORD MCI_GetString(LPSTR* str, LPSTR* args)
{
LPSTR ptr = *args;
/* see if we have a quoted string */
if (*ptr == '"') {
ptr = strchr(*str = ptr + 1, '"');
if (!ptr) return MCIERR_NO_CLOSING_QUOTE;
/* FIXME: shall we escape \" from string ?? */
if (ptr[-1] == '\\') TRACE("Ooops: un-escaped \"\n");
*ptr++ = '\0'; /* remove trailing " */
if (*ptr != ' ' && *ptr != '\0') return MCIERR_EXTRA_CHARACTERS;
*ptr++ = '\0';
} else {
ptr = strchr(ptr, ' ');
if (ptr) {
*ptr++ = '\0';
} else {
ptr = *args + strlen(*args);
}
*str = *args;
}
*args = ptr;
return 0;
}
#define MCI_DATA_SIZE 16
/**************************************************************************
* MCI_ParseOptArgs [internal]
*/
static DWORD MCI_ParseOptArgs(LPDWORD data, int _offset, LPCSTR lpCmd,
LPSTR args, LPDWORD dwFlags)
{
int len, offset;
LPCSTR lmem, str;
DWORD dwRet, flg, cflg = 0;
WORD eid;
BOOL inCst, found;
/* loop on arguments */
while (*args) {
lmem = lpCmd;
found = inCst = FALSE;
offset = _offset;
TRACE("args='%s' offset=%d\n", args, offset);
do { /* loop on options for command table for the requested verb */
str = lmem;
lmem += (len = strlen(lmem)) + 1;
flg = *(LPDWORD)lmem;
eid = *(LPWORD)(lmem + sizeof(DWORD));
lmem += sizeof(DWORD) + sizeof(WORD);
/* EPP TRACE("\tcmd='%s' inCst=%s\n", str, inCst ? "Y" : "N"); */
switch (eid) {
case MCI_CONSTANT:
inCst = TRUE; cflg = flg; break;
case MCI_END_CONSTANT:
/* there may be additional integral values after flag in constant */
if (inCst && MCI_GetDWord(&(data[offset]), &args)) {
*dwFlags |= cflg;
}
inCst = FALSE; cflg = 0;
break;
}
if (strncasecmp(args, str, len) == 0 &&
(args[len] == 0 || args[len] == ' ')) {
/* store good values into data[] */
args += len;
if (*args == ' ') args++;
found = TRUE;
switch (eid) {
case MCI_COMMAND_HEAD:
case MCI_RETURN:
case MCI_END_COMMAND:
case MCI_END_COMMAND_LIST:
case MCI_CONSTANT: /* done above */
case MCI_END_CONSTANT: /* done above */
break;
case MCI_FLAG:
*dwFlags |= flg;
break;
case MCI_INTEGER:
if (inCst) {
data[offset] |= flg;
*dwFlags |= cflg;
inCst = FALSE;
} else {
*dwFlags |= flg;
if (!MCI_GetDWord(&(data[offset]), &args)) {
return MCIERR_BAD_INTEGER;
}
}
break;
case MCI_RECT:
/* store rect in data (offset...offset+3) */
*dwFlags |= flg;
if (!MCI_GetDWord(&(data[offset+0]), &args) ||
!MCI_GetDWord(&(data[offset+1]), &args) ||
!MCI_GetDWord(&(data[offset+2]), &args) ||
!MCI_GetDWord(&(data[offset+3]), &args)) {
ERR("Bad rect '%s'\n", args);
return MCIERR_BAD_INTEGER;
}
break;
case MCI_STRING:
*dwFlags |= flg;
if ((dwRet = MCI_GetString((LPSTR*)&data[offset], &args)))
return dwRet;
break;
default: ERR("oops");
}
/* exit inside while loop */
eid = MCI_END_COMMAND;
} else {
/* have offset incremented if needed */
switch (eid) {
case MCI_COMMAND_HEAD:
case MCI_RETURN:
case MCI_END_COMMAND:
case MCI_END_COMMAND_LIST:
case MCI_CONSTANT:
case MCI_FLAG: break;
case MCI_INTEGER: if (!inCst) offset++; break;
case MCI_END_CONSTANT:
case MCI_STRING: offset++; break;
case MCI_RECT: offset += 4; break;
default: ERR("oops");
}
}
} while (eid != MCI_END_COMMAND);
if (!found) {
TRACE("Optarg '%s' not found\n", args);
return MCIERR_UNRECOGNIZED_COMMAND;
}
if (offset == MCI_DATA_SIZE) {
ERR("Internal data[] buffer overflow\n");
return MCIERR_PARSER_INTERNAL;
}
}
return 0;
}
/**************************************************************************
* MCI_HandleReturnValues [internal]
*/
static DWORD MCI_HandleReturnValues(LPWINE_MM_IDATA iData, DWORD dwRet,
LPWINE_MCIDRIVER wmd, LPCSTR lpCmd, LPDWORD data,
LPSTR lpstrRet, UINT uRetLen)
{
if (lpstrRet) {
switch (MCI_GetReturnType(lpCmd)) {
case 0: /* nothing to return */
break;
case MCI_INTEGER:
switch (dwRet & 0xFFFF0000ul) {
case 0:
case MCI_INTEGER_RETURNED:
wsnprintfA(lpstrRet, uRetLen, "%ld", data[1]);
break;
case MCI_RESOURCE_RETURNED:
/* return string which ID is HIWORD(data[1]),
* string is loaded from mmsystem.dll */
LoadStringA(iData->hWinMM32Instance, HIWORD(data[1]),
lpstrRet, uRetLen);
break;
case MCI_RESOURCE_RETURNED|MCI_RESOURCE_DRIVER:
/* return string which ID is HIWORD(data[1]),
* string is loaded from driver */
LoadStringA(wmd->hDrv, HIWORD(data[1]), lpstrRet, uRetLen);
break;
case MCI_COLONIZED3_RETURN:
wsnprintfA(lpstrRet, uRetLen, "%d:%d:%d",
LOBYTE(LOWORD(data[1])), HIBYTE(LOWORD(data[1])),
LOBYTE(HIWORD(data[1])));
break;
case MCI_COLONIZED4_RETURN:
wsnprintfA(lpstrRet, uRetLen, "%d:%d:%d:%d",
LOBYTE(LOWORD(data[1])), HIBYTE(LOWORD(data[1])),
LOBYTE(HIWORD(data[1])), HIBYTE(HIWORD(data[1])));
break;
default: ERR("Ooops (%04X)\n", HIWORD(dwRet));
}
break;
case MCI_STRING:
switch (dwRet & 0xFFFF0000ul) {
case 0:
/* nothing to do data[1] == lpstrRet */
break;
case MCI_INTEGER_RETURNED:
data[1] = *(LPDWORD)lpstrRet;
wsnprintfA(lpstrRet, uRetLen, "%ld", data[1]);
break;
default:
WARN("Oooch. MCI_STRING and HIWORD(dwRet)=%04x\n", HIWORD(dwRet));
break;
}
break;
case MCI_RECT:
if (dwRet & 0xFFFF0000ul)
WARN("Oooch. MCI_STRING and HIWORD(dwRet)=%04x\n", HIWORD(dwRet));
wsnprintfA(lpstrRet, uRetLen, "%ld %ld %ld %ld",
data[1], data[2], data[3], data[4]);
break;
default: ERR("oops\n");
}
}
return LOWORD(dwRet);
}
/**************************************************************************
* mciSendStringA [MMSYSTEM.702][WINMM.51]
*/
DWORD WINAPI mciSendStringA(LPCSTR lpstrCommand, LPSTR lpstrRet,
UINT uRetLen, HWND hwndCallback)
{
LPSTR verb, dev, args;
LPWINE_MCIDRIVER wmd = 0;
DWORD dwFlags = 0, dwRet = 0;
int offset = 0;
DWORD data[MCI_DATA_SIZE];
LPCSTR lpCmd = 0;
LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
BOOL bAutoOpen = FALSE;
TRACE("('%s', %p, %d, %X)\n", lpstrCommand, lpstrRet, uRetLen, hwndCallback);
/* format is <command> <device> <optargs> */
if (!(verb = HEAP_strdupA(GetProcessHeap(), 0, lpstrCommand)))
return MCIERR_OUT_OF_MEMORY;
memset(data, 0, sizeof(data));
if (!(args = strchr(verb, ' '))) {
dwRet = MCIERR_MISSING_DEVICE_NAME;
goto errCleanUp;
}
*args++ = '\0';
if ((dwRet = MCI_GetString(&dev, &args))) {
goto errCleanUp;
}
/* case dev == 'new' has to be handled */
if (!strcasecmp(dev, "new")) {
FIXME("'new': NIY as device name\n");
dwRet = MCIERR_MISSING_DEVICE_NAME;
goto errCleanUp;
}
/* otherwise, try to grab devType from open */
if (!strcmp(verb, "open")) {
LPSTR devType, tmp;
if ((devType = strchr(dev, '!')) != NULL) {
*devType++ = '\0';
tmp = devType; devType = dev; dev = tmp;
dwFlags |= MCI_OPEN_TYPE;
data[2] = (DWORD)devType;
devType = CharUpperA(HEAP_strdupA(GetProcessHeap(), 0, devType));
} else if (strchr(dev, '.') == NULL) {
tmp = strchr(dev,' ');
if (tmp) *tmp = '\0';
data[2] = (DWORD)dev;
devType = CharUpperA(HEAP_strdupA(GetProcessHeap(), 0, dev));
if (tmp) *tmp = ' ';
dwFlags |= MCI_OPEN_TYPE;
} else {
if ((devType = strstr(args, "type ")) != NULL) {
devType += 5;
tmp = strchr(devType, ' ');
if (tmp) *tmp = '\0';
devType = CharUpperA(HEAP_strdupA(GetProcessHeap(), 0, devType));
if (tmp) *tmp = ' ';
/* dwFlags and data[2] will be correctly set in ParseOpt loop */
} else {
char buf[32];
if ((dwRet = MCI_GetDevTypeFromFileName(dev, buf, sizeof(buf))))
goto errCleanUp;
devType = CharUpperA(HEAP_strdupA(GetProcessHeap(), 0, buf));
}
dwFlags |= MCI_OPEN_ELEMENT;
data[3] = (DWORD)dev;
}
dwRet = MCI_LoadMciDriver(iData, devType, &wmd);
HeapFree(GetProcessHeap(), 0, devType);
if (dwRet) {
MCI_UnLoadMciDriver(iData, wmd);
goto errCleanUp;
}
} else if (!(wmd = MCI_GetDriver(mciGetDeviceIDA(dev)))) {
/* auto open */
char buf[128];
sprintf(buf, "open %s wait", dev);
if ((dwRet = mciSendStringA(buf, NULL, 0, 0)) != 0)
goto errCleanUp;
wmd = MCI_GetDriver(mciGetDeviceIDA(dev));
if (!wmd) {
/* FIXME: memory leak, MCI driver is not closed */
dwRet = MCIERR_INVALID_DEVICE_ID;
goto errCleanUp;
}
}
/* get the verb in the different command tables */
/* try the device specific command table */
if (wmd) lpCmd = MCI_FindCommand(wmd->uSpecificCmdTable, verb);
/* try the type specific command table */
if (!lpCmd) {
if (wmd && wmd->uTypeCmdTable == MCI_COMMAND_TABLE_NOT_LOADED)
wmd->uTypeCmdTable = MCI_GetCommandTable(iData, wmd->wType);
if (wmd && wmd->uTypeCmdTable != MCI_NO_COMMAND_TABLE)
lpCmd = MCI_FindCommand(wmd->uTypeCmdTable, verb);
}
/* try core command table */
if (!lpCmd) lpCmd = MCI_FindCommand(MCI_GetCommandTable(iData, 0), verb);
if (!lpCmd) {
TRACE("Command '%s' not found!\n", verb);
dwRet = MCIERR_UNRECOGNIZED_COMMAND;
goto errCleanUp;
}
/* set up call back */
if (hwndCallback != 0) {
dwFlags |= MCI_NOTIFY;
data[0] = (DWORD)hwndCallback;
}
/* set return information */
switch (MCI_GetReturnType(lpCmd)) {
case 0: offset = 1; break;
case MCI_INTEGER: offset = 2; break;
case MCI_STRING: data[1] = (DWORD)lpstrRet; data[2] = uRetLen; offset = 3; break;
case MCI_RECT: offset = 5; break;
default: ERR("oops\n");
}
TRACE("verb='%s' on dev='%s'; offset=%d\n", verb, dev, offset);
if ((dwRet = MCI_ParseOptArgs(data, offset, lpCmd, args, &dwFlags)))
goto errCleanUp;
if (bAutoOpen && (dwFlags & MCI_NOTIFY)) {
dwRet = MCIERR_NOTIFY_ON_AUTO_OPEN;
goto errCleanUp;
}
/* FIXME: the command should get it's own notification window set up and
* ask for device closing while processing the notification mechanism
*/
if (lpstrRet && uRetLen) *lpstrRet = '\0';
#define STR_OF(_x) (IsBadReadPtr((char*)_x,1)?"?":(char*)(_x))
TRACE("[%d, %s, %08lx, %08lx/%s %08lx/%s %08lx/%s %08lx/%s %08lx/%s %08lx/%s]\n",
wmd->wDeviceID, MCI_MessageToString(MCI_GetMessage(lpCmd)), dwFlags,
data[0], STR_OF(data[0]), data[1], STR_OF(data[1]),
data[2], STR_OF(data[2]), data[3], STR_OF(data[3]),
data[4], STR_OF(data[4]), data[5], STR_OF(data[5]));
#undef STR_OF
if (strcmp(verb, "open") == 0) {
if ((dwRet = MCI_FinishOpen(wmd, (LPMCI_OPEN_PARMSA)data, dwFlags)))
MCI_UnLoadMciDriver(iData, wmd);
/* FIXME: notification is not properly shared across two opens */
} else {
dwRet = MCI_SendCommand(wmd->wDeviceID, MCI_GetMessage(lpCmd), dwFlags, (DWORD)data, TRUE);
}
TRACE("=> 1/ %lx (%s)\n", dwRet, lpstrRet);
if (dwRet) goto errCleanUp;
dwRet = MCI_HandleReturnValues(iData, dwRet, wmd, lpCmd, data, lpstrRet, uRetLen);
TRACE("=> 2/ %lx (%s)\n", dwRet, lpstrRet);
errCleanUp:
HeapFree(GetProcessHeap(), 0, verb);
return dwRet;
}
/**************************************************************************
* mciSendStringW [WINMM.52]
*/
DWORD WINAPI mciSendStringW(LPCWSTR lpwstrCommand, LPSTR lpstrRet,
UINT uRetLen, HWND hwndCallback)
{
LPSTR lpstrCommand;
UINT ret;
/* FIXME: is there something to do with lpstrReturnString ? */
lpstrCommand = HEAP_strdupWtoA(GetProcessHeap(), 0, lpwstrCommand);
ret = mciSendStringA(lpstrCommand, lpstrRet, uRetLen, hwndCallback);
HeapFree(GetProcessHeap(), 0, lpstrCommand);
return ret;
}
/**************************************************************************
* mciSendString16 [MMSYSTEM.702]
*/
DWORD WINAPI mciSendString16(LPCSTR lpstrCommand, LPSTR lpstrRet,
UINT16 uRetLen, HWND16 hwndCallback)
{
return mciSendStringA(lpstrCommand, lpstrRet, uRetLen, hwndCallback);
}
/**************************************************************************
* mciExecute [WINMM.38]
*/
DWORD WINAPI mciExecute(LPCSTR lpstrCommand)
{
char strRet[256];
DWORD ret;
TRACE("(%s)!\n", lpstrCommand);
ret = mciSendString16(lpstrCommand, strRet, sizeof(strRet), 0);
if (ret != 0) {
if (!mciGetErrorStringA(ret, strRet, sizeof(strRet))) {
sprintf(strRet, "Unknown MCI error (%ld)", ret);
}
MessageBoxA(0, strRet, "Error in mciExecute()", MB_OK);
}
/* FIXME: what shall I return ? */
return 0;
}
/**************************************************************************
* mciLoadCommandResource [MMSYSTEM.705]
*/
UINT16 WINAPI mciLoadCommandResource16(HANDLE16 hInst, LPCSTR resname, UINT16 type)
{
HRSRC hRsrc = 0;
HGLOBAL hMem;
UINT16 ret = MCI_NO_COMMAND_TABLE;
LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
TRACE("(%04x, %s, %d)!\n", hInst, resname, type);
/* if file exists "resname.mci", then load resource "resname" from it
* otherwise directly from driver
* We don't support it (who uses this feature ?), but we check anyway
*/
if (!type) {
char buf[128];
OFSTRUCT ofs;
strcat(strcpy(buf, resname), ".mci");
if (OpenFile(buf, &ofs, OF_EXIST) != HFILE_ERROR) {
FIXME("NIY: command table to be loaded from '%s'\n", ofs.szPathName);
}
}
if (!(hRsrc = FindResourceA(hInst, resname, (LPCSTR)RT_RCDATAA))) {
WARN("No command table found in resource\n");
} else if ((hMem = LoadResource(hInst, hRsrc))) {
ret = MCI_SetCommandTable(iData, hMem, type);
} else {
WARN("Couldn't load resource.\n");
}
TRACE("=> %04x\n", ret);
return ret;
}
/**************************************************************************
* mciFreeCommandResource [MMSYSTEM.713]
*/
BOOL16 WINAPI mciFreeCommandResource16(UINT16 uTable)
{
TRACE("(%04x)!\n", uTable);
return MCI_DeleteCommandTable(uTable);
}
/**************************************************************************
* mciLoadCommandResource [WINMM.48]
*
* Strangely, this function only exists as an UNICODE one.
*/
UINT WINAPI mciLoadCommandResource(HINSTANCE hinst, LPCWSTR resNameW, UINT type)
{
LPSTR resNameA;
UINT ret;
TRACE("(%04x, %s, %d)!\n", hinst, debugstr_w(resNameW), type);
resNameA = HEAP_strdupWtoA(GetProcessHeap(), 0, resNameW);
ret = mciLoadCommandResource16(hinst, resNameA, type);
HeapFree(GetProcessHeap(), 0, resNameA);
return ret;
}
/**************************************************************************
* mciFreeCommandResource [WINMM.39]
*/
BOOL WINAPI mciFreeCommandResource(UINT uTable)
{
TRACE("(%08x)!\n", uTable);
return mciFreeCommandResource16(uTable);
}
typedef enum {
MCI_MAP_NOMEM, /* ko, memory problem */
MCI_MAP_MSGERROR, /* ko, unknown message */
MCI_MAP_OK, /* ok, no memory allocated. to be sent to the proc. */
MCI_MAP_OKMEM, /* ok, some memory allocated, need to call UnMapMsg. to be sent to the proc. */
MCI_MAP_PASS /* not handled (no memory allocated) to be sent to the driver */
} MCI_MapType;
/**************************************************************************
* MCI_MapMsg16To32A [internal]
*/
static MCI_MapType MCI_MapMsg16To32A(WORD uDevType, WORD wMsg, DWORD* lParam)
{
if (*lParam == 0)
return MCI_MAP_OK;
/* FIXME: to add also (with seg/linear modifications to do):
* MCI_LIST, MCI_LOAD, MCI_QUALITY, MCI_RESERVE, MCI_RESTORE, MCI_SAVE
* MCI_SETAUDIO, MCI_SETTUNER, MCI_SETVIDEO
*/
switch (wMsg) {
/* case MCI_CAPTURE */
case MCI_CLOSE:
case MCI_CLOSE_DRIVER:
/* case MCI_CONFIGURE:*/
case MCI_COPY:
case MCI_CUE:
case MCI_CUT:
case MCI_DELETE:
case MCI_FREEZE:
case MCI_GETDEVCAPS:
/* case MCI_INDEX: */
/* case MCI_MARK: */
/* case MCI_MONITOR: */
case MCI_PASTE:
case MCI_PAUSE:
case MCI_PLAY:
case MCI_PUT:
case MCI_REALIZE:
case MCI_RECORD:
case MCI_RESUME:
case MCI_SEEK:
case MCI_SET:
/* case MCI_SETTIMECODE:*/
/* case MCI_SIGNAL:*/
case MCI_SPIN:
case MCI_STATUS: /* FIXME: is wrong for digital video */
case MCI_STEP:
case MCI_STOP:
/* case MCI_UNDO: */
case MCI_UNFREEZE:
case MCI_UPDATE:
case MCI_WHERE:
*lParam = (DWORD)PTR_SEG_TO_LIN(*lParam);
return MCI_MAP_OK;
case MCI_WINDOW:
/* in fact, I would also need the dwFlags... to see
* which members of lParam are effectively used
*/
*lParam = (DWORD)PTR_SEG_TO_LIN(*lParam);
FIXME("Current mapping may be wrong\n");
break;
case MCI_BREAK:
{
LPMCI_BREAK_PARMS mbp32 = HeapAlloc(GetProcessHeap(), 0, sizeof(MCI_BREAK_PARMS));
LPMCI_BREAK_PARMS16 mbp16 = PTR_SEG_TO_LIN(*lParam);
if (mbp32) {
mbp32->dwCallback = mbp16->dwCallback;
mbp32->nVirtKey = mbp16->nVirtKey;
mbp32->hwndBreak = mbp16->hwndBreak;
} else {
return MCI_MAP_NOMEM;
}
*lParam = (DWORD)mbp32;
}
return MCI_MAP_OKMEM;
case MCI_ESCAPE:
{
LPMCI_VD_ESCAPE_PARMSA mvep32a = HeapAlloc(GetProcessHeap(), 0, sizeof(MCI_VD_ESCAPE_PARMSA));
LPMCI_VD_ESCAPE_PARMS16 mvep16 = PTR_SEG_TO_LIN(*lParam);
if (mvep32a) {
mvep32a->dwCallback = mvep16->dwCallback;
mvep32a->lpstrCommand = PTR_SEG_TO_LIN(mvep16->lpstrCommand);
} else {
return MCI_MAP_NOMEM;
}
*lParam = (DWORD)mvep32a;
}
return MCI_MAP_OKMEM;
case MCI_INFO:
{
LPMCI_INFO_PARMSA mip32a = HeapAlloc(GetProcessHeap(), 0, sizeof(MCI_INFO_PARMSA));
LPMCI_INFO_PARMS16 mip16 = PTR_SEG_TO_LIN(*lParam);
/* FIXME this is wrong if device is of type
* MCI_DEVTYPE_DIGITAL_VIDEO, some members are not mapped
*/
if (mip32a) {
mip32a->dwCallback = mip16->dwCallback;
mip32a->lpstrReturn = PTR_SEG_TO_LIN(mip16->lpstrReturn);
mip32a->dwRetSize = mip16->dwRetSize;
} else {
return MCI_MAP_NOMEM;
}
*lParam = (DWORD)mip32a;
}
return MCI_MAP_OKMEM;
case MCI_OPEN:
case MCI_OPEN_DRIVER:
{
LPMCI_OPEN_PARMSA mop32a = HeapAlloc(GetProcessHeap(), 0, sizeof(LPMCI_OPEN_PARMS16) + sizeof(MCI_OPEN_PARMSA) + 2 * sizeof(DWORD));
LPMCI_OPEN_PARMS16 mop16 = PTR_SEG_TO_LIN(*lParam);
if (mop32a) {
*(LPMCI_OPEN_PARMS16*)(mop32a) = mop16;
mop32a = (LPMCI_OPEN_PARMSA)((char*)mop32a + sizeof(LPMCI_OPEN_PARMS16));
mop32a->dwCallback = mop16->dwCallback;
mop32a->wDeviceID = mop16->wDeviceID;
mop32a->lpstrDeviceType = PTR_SEG_TO_LIN(mop16->lpstrDeviceType);
mop32a->lpstrElementName = PTR_SEG_TO_LIN(mop16->lpstrElementName);
mop32a->lpstrAlias = PTR_SEG_TO_LIN(mop16->lpstrAlias);
/* copy extended information if any...
* FIXME: this may seg fault if initial structure does not contain them and
* the reads after msip16 fail under LDT limits...
* NOTE: this should be split in two. First pass, while calling MCI_OPEN, and
* should not take care of extended parameters, and should be used by MCI_Open
* to fetch uDevType. When, this is known, the mapping for sending the
* MCI_OPEN_DRIVER shall be done depending on uDevType.
*/
memcpy(mop32a + 1, mop16 + 1, 2 * sizeof(DWORD));
} else {
return MCI_MAP_NOMEM;
}
*lParam = (DWORD)mop32a;
}
return MCI_MAP_OKMEM;
case MCI_SYSINFO:
{
LPMCI_SYSINFO_PARMSA msip32a = HeapAlloc(GetProcessHeap(), 0, sizeof(MCI_SYSINFO_PARMSA));
LPMCI_SYSINFO_PARMS16 msip16 = PTR_SEG_TO_LIN(*lParam);
if (msip32a) {
msip32a->dwCallback = msip16->dwCallback;
msip32a->lpstrReturn = PTR_SEG_TO_LIN(msip16->lpstrReturn);
msip32a->dwRetSize = msip16->dwRetSize;
msip32a->dwNumber = msip16->dwNumber;
msip32a->wDeviceType = msip16->wDeviceType;
} else {
return MCI_MAP_NOMEM;
}
*lParam = (DWORD)msip32a;
}
return MCI_MAP_OKMEM;
case DRV_LOAD:
case DRV_ENABLE:
case DRV_OPEN:
case DRV_CLOSE:
case DRV_DISABLE:
case DRV_FREE:
case DRV_CONFIGURE:
case DRV_QUERYCONFIGURE:
case DRV_INSTALL:
case DRV_REMOVE:
case DRV_EXITSESSION:
case DRV_EXITAPPLICATION:
case DRV_POWER:
FIXME("This is a hack\n");
return MCI_MAP_OK;
default:
WARN("Don't know how to map msg=%s\n", MCI_MessageToString(wMsg));
}
return MCI_MAP_MSGERROR;
}
/**************************************************************************
* MCI_UnMapMsg16To32A [internal]
*/
static MCI_MapType MCI_UnMapMsg16To32A(WORD uDevType, WORD wMsg, DWORD lParam)
{
switch (wMsg) {
/* case MCI_CAPTURE */
case MCI_CLOSE:
case MCI_CLOSE_DRIVER:
/* case MCI_CONFIGURE:*/
case MCI_COPY:
case MCI_CUE:
case MCI_CUT:
case MCI_DELETE:
case MCI_FREEZE:
case MCI_GETDEVCAPS:
/* case MCI_INDEX: */
/* case MCI_MARK: */
/* case MCI_MONITOR: */
case MCI_PASTE:
case MCI_PAUSE:
case MCI_PLAY:
case MCI_PUT:
case MCI_REALIZE:
case MCI_RECORD:
case MCI_RESUME:
case MCI_SEEK:
case MCI_SET:
/* case MCI_SETTIMECODE:*/
/* case MCI_SIGNAL:*/
case MCI_SPIN:
case MCI_STATUS:
case MCI_STEP:
case MCI_STOP:
/* case MCI_UNDO: */
case MCI_UNFREEZE:
case MCI_UPDATE:
case MCI_WHERE:
return MCI_MAP_OK;
case MCI_WINDOW:
/* FIXME ?? see Map function */
return MCI_MAP_OK;
case MCI_BREAK:
case MCI_ESCAPE:
case MCI_INFO:
case MCI_SYSINFO:
HeapFree(GetProcessHeap(), 0, (LPVOID)lParam);
return MCI_MAP_OK;
case MCI_OPEN:
case MCI_OPEN_DRIVER:
if (lParam) {
LPMCI_OPEN_PARMSA mop32a = (LPMCI_OPEN_PARMSA)lParam;
LPMCI_OPEN_PARMS16 mop16 = *(LPMCI_OPEN_PARMS16*)((char*)mop32a - sizeof(LPMCI_OPEN_PARMS16));
mop16->wDeviceID = mop32a->wDeviceID;
if (!HeapFree(GetProcessHeap(), 0, (LPVOID)(lParam - sizeof(LPMCI_OPEN_PARMS16))))
FIXME("bad free line=%d\n", __LINE__);
}
return MCI_MAP_OK;
case DRV_LOAD:
case DRV_ENABLE:
case DRV_OPEN:
case DRV_CLOSE:
case DRV_DISABLE:
case DRV_FREE:
case DRV_CONFIGURE:
case DRV_QUERYCONFIGURE:
case DRV_INSTALL:
case DRV_REMOVE:
case DRV_EXITSESSION:
case DRV_EXITAPPLICATION:
case DRV_POWER:
FIXME("This is a hack\n");
return MCI_MAP_OK;
default:
FIXME("Map/Unmap internal error on msg=%s\n", MCI_MessageToString(wMsg));
}
return MCI_MAP_MSGERROR;
}
/*
* 0000 stop
* 0001 squeeze signed 4 bytes to 2 bytes *( LPINT16)D = ( INT16)*( LPINT16)S; D += 2; S += 4
* 0010 squeeze unsigned 4 bytes to 2 bytes *(LPUINT16)D = (UINT16)*(LPUINT16)S; D += 2; S += 4
* 0100
* 0101
* 0110 zero 4 bytes *(DWORD)D = 0 D += 4; S += 4
* 0111 copy string *(LPSTR*)D = seg dup(*(LPSTR*)S) D += 4; S += 4
* 1xxx copy xxx + 1 bytes memcpy(D, S, xxx + 1); D += xxx+1; S += xxx+1
*/
/**************************************************************************
* MCI_MsgMapper32To16_Create [internal]
*
* Helper for MCI_MapMsg32ATo16.
* Maps the 32 bit pointer (*ptr), of size bytes, to an allocated 16 bit
* segmented pointer.
* map contains a list of action to be performed for the mapping (see list
* above)
* if keep is TRUE, keeps track of in 32 bit ptr in allocated 16 bit area.
*/
static MCI_MapType MCI_MsgMapper32To16_Create(void** ptr, int size16, DWORD map, BOOLEAN keep)
{
void* lp = SEGPTR_ALLOC((keep ? sizeof(void**) : 0) + size16);
LPBYTE p16, p32;
if (!lp) {
return MCI_MAP_NOMEM;
}
p32 = (LPBYTE)(*ptr);
if (keep) {
*(void**)lp = *ptr;
p16 = (LPBYTE)lp + sizeof(void**);
*ptr = (char*)SEGPTR_GET(lp) + sizeof(void**);
} else {
p16 = lp;
*ptr = (void*)SEGPTR_GET(lp);
}
if (map == 0) {
memcpy(p16, p32, size16);
} else {
unsigned nibble;
unsigned sz;
while (map & 0xF) {
nibble = map & 0xF;
if (nibble & 0x8) {
sz = (nibble & 7) + 1;
memcpy(p16, p32, sz);
p16 += sz;
p32 += sz;
size16 -= sz; /* DEBUG only */
} else {
switch (nibble) {
case 0x1: *( LPINT16)p16 = ( INT16)*( LPINT16)p32; p16 += 2; p32 += 4; size16 -= 2; break;
case 0x2: *(LPUINT16)p16 = (UINT16)*(LPUINT16)p32; p16 += 2; p32 += 4; size16 -= 2; break;
case 0x6: *(LPDWORD)p16 = 0; p16 += 4; p32 += 4; size16 -= 4; break;
case 0x7: *(LPDWORD)p16 = SEGPTR_GET(SEGPTR_STRDUP(*(LPSTR*)p32));p16 += 4; p32 += 4; size16 -= 4; break;
default: FIXME("Unknown nibble for mapping (%x)\n", nibble);
}
}
map >>= 4;
}
if (size16 != 0) /* DEBUG only */
FIXME("Mismatch between 16 bit struct size and map nibbles serie\n");
}
return MCI_MAP_OKMEM;
}
/**************************************************************************
* MCI_MsgMapper32To16_Destroy [internal]
*
* Helper for MCI_UnMapMsg32ATo16.
*/
static MCI_MapType MCI_MsgMapper32To16_Destroy(void* ptr, int size16, DWORD map, BOOLEAN kept)
{
if (ptr) {
void* msg16 = PTR_SEG_TO_LIN(ptr);
void* alloc;
LPBYTE p32, p16;
unsigned nibble;
if (kept) {
alloc = (char*)msg16 - sizeof(void**);
p32 = *(void**)alloc;
p16 = msg16;
if (map == 0) {
memcpy(p32, p16, size16);
} else {
while (map & 0xF) {
nibble = map & 0xF;
if (nibble & 0x8) {
memcpy(p32, p16, (nibble & 7) + 1);
p16 += (nibble & 7) + 1;
p32 += (nibble & 7) + 1;
size16 -= (nibble & 7) + 1;
} else {
switch (nibble) {
case 0x1: *( LPINT)p32 = *( LPINT16)p16; p16 += 2; p32 += 4; size16 -= 2; break;
case 0x2: *(LPUINT)p32 = *(LPUINT16)p16; p16 += 2; p32 += 4; size16 -= 2; break;
case 0x6: p16 += 4; p32 += 4; size16 -= 4; break;
case 0x7: strcpy(*(LPSTR*)p32, PTR_SEG_TO_LIN(*(DWORD*)p16));
if (!SEGPTR_FREE(PTR_SEG_TO_LIN(*(DWORD*)p16))) {
FIXME("bad free line=%d\n", __LINE__);
}
p16 += 4; p32 += 4; size16 -= 4; break;
default: FIXME("Unknown nibble for mapping (%x)\n", nibble);
}
}
map >>= 4;
}
if (size16 != 0) /* DEBUG only */
FIXME("Mismatch between 16 bit struct size and map nibbles serie\n");
}
} else {
alloc = msg16;
}
if (!SEGPTR_FREE(alloc)) {
FIXME("bad free line=%d\n", __LINE__);
}
}
return MCI_MAP_OK;
}
/**************************************************************************
* MCI_MapMsg32ATo16 [internal]
*
* Map a 32-A bit MCI message to a 16 bit MCI message.
*/
static MCI_MapType MCI_MapMsg32ATo16(WORD uDevType, WORD wMsg, DWORD dwFlags, DWORD* lParam)
{
int size;
BOOLEAN keep = FALSE;
DWORD map = 0;
if (*lParam == 0)
return MCI_MAP_OK;
/* FIXME: to add also (with seg/linear modifications to do):
* MCI_LIST, MCI_LOAD, MCI_QUALITY, MCI_RESERVE, MCI_RESTORE, MCI_SAVE
* MCI_SETAUDIO, MCI_SETTUNER, MCI_SETVIDEO
*/
switch (wMsg) {
case MCI_BREAK:
size = sizeof(MCI_BREAK_PARMS);
break;
/* case MCI_CAPTURE */
case MCI_CLOSE:
case MCI_CLOSE_DRIVER:
size = sizeof(MCI_GENERIC_PARMS);
break;
/* case MCI_CONFIGURE:*/
/* case MCI_COPY: */
case MCI_CUE:
switch (uDevType) {
case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_CUE_PARMS); break;
case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_CUE_PARMS); break;*/ FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
default: size = sizeof(MCI_GENERIC_PARMS); break;
}
break;
/* case MCI_CUT:*/
case MCI_DELETE:
switch (uDevType) {
case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_DELETE_PARMS16); map = 0x0F1111FB; break;
case MCI_DEVTYPE_WAVEFORM_AUDIO:size = sizeof(MCI_WAVE_DELETE_PARMS); break;
default: size = sizeof(MCI_GENERIC_PARMS); break;
}
break;
/* case MCI_ESCAPE: */
case MCI_FREEZE:
switch (uDevType) {
case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_FREEZE_PARMS); map = 0x0001111B; break;
case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_RECT_PARMS); map = 0x0001111B; break;
default: size = sizeof(MCI_GENERIC_PARMS); break;
}
break;
case MCI_GETDEVCAPS:
keep = TRUE;
size = sizeof(MCI_GETDEVCAPS_PARMS);
break;
/* case MCI_INDEX: */
case MCI_INFO:
{
LPMCI_INFO_PARMSA mip32a = (LPMCI_INFO_PARMSA)(*lParam);
char* ptr;
LPMCI_INFO_PARMS16 mip16;
switch (uDevType) {
case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_INFO_PARMS16); break;
default: size = sizeof(MCI_INFO_PARMS16); break;
}
ptr = SEGPTR_ALLOC(sizeof(LPMCI_INFO_PARMSA) + size);
if (ptr) {
*(LPMCI_INFO_PARMSA*)ptr = mip32a;
mip16 = (LPMCI_INFO_PARMS16)(ptr + sizeof(LPMCI_INFO_PARMSA));
mip16->dwCallback = mip32a->dwCallback;
mip16->lpstrReturn = (LPSTR)SEGPTR_GET(SEGPTR_ALLOC(mip32a->dwRetSize));
mip16->dwRetSize = mip32a->dwRetSize;
if (uDevType == MCI_DEVTYPE_DIGITAL_VIDEO) {
((LPMCI_DGV_INFO_PARMS16)mip16)->dwItem = ((LPMCI_DGV_INFO_PARMSA)mip32a)->dwItem;
}
} else {
return MCI_MAP_NOMEM;
}
*lParam = (LPARAM)SEGPTR_GET(ptr) + sizeof(LPMCI_INFO_PARMSA);
}
return MCI_MAP_OKMEM;
/* case MCI_MARK: */
/* case MCI_MONITOR: */
case MCI_OPEN:
case MCI_OPEN_DRIVER:
{
LPMCI_OPEN_PARMSA mop32a = (LPMCI_OPEN_PARMSA)(*lParam);
char* ptr = SEGPTR_ALLOC(sizeof(LPMCI_OPEN_PARMSA) + sizeof(MCI_OPEN_PARMS16) + 2 * sizeof(DWORD));
LPMCI_OPEN_PARMS16 mop16;
if (ptr) {
*(LPMCI_OPEN_PARMSA*)(ptr) = mop32a;
mop16 = (LPMCI_OPEN_PARMS16)(ptr + sizeof(LPMCI_OPEN_PARMSA));
mop16->dwCallback = mop32a->dwCallback;
mop16->wDeviceID = mop32a->wDeviceID;
if (dwFlags & MCI_OPEN_TYPE) {
if (dwFlags & MCI_OPEN_TYPE_ID) {
/* dword "transparent" value */
mop16->lpstrDeviceType = mop32a->lpstrDeviceType;
} else {
/* string */
mop16->lpstrDeviceType = mop32a->lpstrDeviceType ? (LPSTR)SEGPTR_GET(SEGPTR_STRDUP(mop32a->lpstrDeviceType)) : 0;
}
} else {
/* nuthin' */
mop16->lpstrDeviceType = 0;
}
if (dwFlags & MCI_OPEN_ELEMENT) {
if (dwFlags & MCI_OPEN_ELEMENT_ID) {
mop16->lpstrElementName = mop32a->lpstrElementName;
} else {
mop16->lpstrElementName = mop32a->lpstrElementName ? (LPSTR)SEGPTR_GET(SEGPTR_STRDUP(mop32a->lpstrElementName)) : 0;
}
} else {
mop16->lpstrElementName = 0;
}
if (dwFlags & MCI_OPEN_ALIAS) {
mop16->lpstrAlias = mop32a->lpstrAlias ? (LPSTR)SEGPTR_GET(SEGPTR_STRDUP(mop32a->lpstrAlias)) : 0;
} else {
mop16->lpstrAlias = 0;
}
/* copy extended information if any...
* FIXME: this may seg fault if initial structure does not contain them and
* the reads after msip16 fail under LDT limits...
* NOTE: this should be split in two. First pass, while calling MCI_OPEN, and
* should not take care of extended parameters, and should be used by MCI_Open
* to fetch uDevType. When, this is known, the mapping for sending the
* MCI_OPEN_DRIVER shall be done depending on uDevType.
*/
memcpy(mop16 + 1, mop32a + 1, 2 * sizeof(DWORD));
} else {
return MCI_MAP_NOMEM;
}
*lParam = (LPARAM)SEGPTR_GET(ptr) + sizeof(LPMCI_OPEN_PARMSA);
}
return MCI_MAP_OKMEM;
/* case MCI_PASTE:*/
case MCI_PAUSE:
size = sizeof(MCI_GENERIC_PARMS);
break;
case MCI_PLAY:
size = sizeof(MCI_PLAY_PARMS);
break;
case MCI_PUT:
switch (uDevType) {
case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_RECT_PARMS16); map = 0x0001111B; break;
case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_RECT_PARMS); map = 0x0001111B; break;
default: size = sizeof(MCI_GENERIC_PARMS); break;
}
break;
case MCI_REALIZE:
size = sizeof(MCI_GENERIC_PARMS);
break;
case MCI_RECORD:
switch (uDevType) {
case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_RECORD_PARMS16); map = 0x0F1111FB; break;
case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_RECORD_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
default: size = sizeof(MCI_RECORD_PARMS); break;
}
break;
case MCI_RESUME:
size = sizeof(MCI_GENERIC_PARMS);
break;
case MCI_SEEK:
switch (uDevType) {
case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_SEEK_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
default: size = sizeof(MCI_SEEK_PARMS); break;
}
break;
case MCI_SET:
switch (uDevType) {
case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_SET_PARMS); break;
case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_SET_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
case MCI_DEVTYPE_SEQUENCER: size = sizeof(MCI_SEQ_SET_PARMS); break;
/* FIXME: normally the 16 and 32 bit structures are byte by byte aligned,
* so not doing anything should work...
*/
case MCI_DEVTYPE_WAVEFORM_AUDIO:size = sizeof(MCI_WAVE_SET_PARMS); break;
default: size = sizeof(MCI_SET_PARMS); break;
}
break;
/* case MCI_SETTIMECODE:*/
/* case MCI_SIGNAL:*/
case MCI_SPIN:
size = sizeof(MCI_SET_PARMS);
break;
case MCI_STATUS:
keep = TRUE;
switch (uDevType) {
/* FIXME:
* don't know if buffer for value is the one passed thru lpstrDevice
* or is provided by MCI driver.
* Assuming solution 2: provided by MCI driver, so zeroing on entry
*/
case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_STATUS_PARMS16); map = 0x0B6FF; break;
case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_STATUS_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
default: size = sizeof(MCI_STATUS_PARMS); break;
}
break;
case MCI_STEP:
switch (uDevType) {
case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_STEP_PARMS); break;
case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_STEP_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
case MCI_DEVTYPE_VIDEODISC: size = sizeof(MCI_VD_STEP_PARMS); break;
default: size = sizeof(MCI_GENERIC_PARMS); break;
}
break;
case MCI_STOP:
size = sizeof(MCI_SET_PARMS);
break;
case MCI_SYSINFO:
{
LPMCI_SYSINFO_PARMSA msip32a = (LPMCI_SYSINFO_PARMSA)(*lParam);
char* ptr = SEGPTR_ALLOC(sizeof(LPMCI_SYSINFO_PARMSA) + sizeof(MCI_SYSINFO_PARMS16));
LPMCI_SYSINFO_PARMS16 msip16;
if (ptr) {
*(LPMCI_SYSINFO_PARMSA*)(ptr) = msip32a;
msip16 = (LPMCI_SYSINFO_PARMS16)(ptr + sizeof(LPMCI_SYSINFO_PARMSA));
msip16->dwCallback = msip32a->dwCallback;
msip16->lpstrReturn = (LPSTR)SEGPTR_GET(SEGPTR_ALLOC(msip32a->dwRetSize));
msip16->dwRetSize = msip32a->dwRetSize;
msip16->dwNumber = msip32a->dwNumber;
msip16->wDeviceType = msip32a->wDeviceType;
} else {
return MCI_MAP_NOMEM;
}
*lParam = (LPARAM)SEGPTR_GET(ptr) + sizeof(LPMCI_SYSINFO_PARMSA);
}
return MCI_MAP_OKMEM;
/* case MCI_UNDO: */
case MCI_UNFREEZE:
switch (uDevType) {
case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_RECT_PARMS16); map = 0x0001111B; break;
case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_RECT_PARMS16); map = 0x0001111B; break;
default: size = sizeof(MCI_GENERIC_PARMS); break;
}
break;
case MCI_UPDATE:
switch (uDevType) {
case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_UPDATE_PARMS16); map = 0x000B1111B; break;
default: size = sizeof(MCI_GENERIC_PARMS); break;
}
break;
case MCI_WHERE:
switch (uDevType) {
case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_RECT_PARMS16); map = 0x0001111B; keep = TRUE; break;
case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_RECT_PARMS16); map = 0x0001111B; keep = TRUE; break;
default: size = sizeof(MCI_GENERIC_PARMS); break;
}
break;
case MCI_WINDOW:
switch (uDevType) {
case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_WINDOW_PARMS16); if (dwFlags & MCI_DGV_WINDOW_TEXT) map = 0x7FB; break;
case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_WINDOW_PARMS16); if (dwFlags & MCI_OVLY_WINDOW_TEXT) map = 0x7FB; break;
default: size = sizeof(MCI_GENERIC_PARMS); break;
}
break;
case DRV_LOAD:
case DRV_ENABLE:
case DRV_OPEN:
case DRV_CLOSE:
case DRV_DISABLE:
case DRV_FREE:
case DRV_CONFIGURE:
case DRV_QUERYCONFIGURE:
case DRV_INSTALL:
case DRV_REMOVE:
case DRV_EXITSESSION:
case DRV_EXITAPPLICATION:
case DRV_POWER:
return MCI_MAP_PASS;
default:
WARN("Don't know how to map msg=%s\n", MCI_MessageToString(wMsg));
return MCI_MAP_MSGERROR;
}
return MCI_MsgMapper32To16_Create((void**)lParam, size, map, keep);
}
/**************************************************************************
* MCI_UnMapMsg32ATo16 [internal]
*/
static MCI_MapType MCI_UnMapMsg32ATo16(WORD uDevType, WORD wMsg, DWORD dwFlags, DWORD lParam)
{
int size = 0;
BOOLEAN kept = FALSE; /* there is no need to compute size when kept is FALSE */
DWORD map = 0;
switch (wMsg) {
case MCI_BREAK:
break;
/* case MCI_CAPTURE */
case MCI_CLOSE:
case MCI_CLOSE_DRIVER:
break;
/* case MCI_CONFIGURE:*/
/* case MCI_COPY: */
case MCI_CUE:
break;
/* case MCI_CUT: */
case MCI_DELETE:
break;
/* case MCI_ESCAPE: */
case MCI_FREEZE:
break;
case MCI_GETDEVCAPS:
kept = TRUE;
size = sizeof(MCI_GETDEVCAPS_PARMS);
break;
/* case MCI_INDEX: */
case MCI_INFO:
{
LPMCI_INFO_PARMS16 mip16 = (LPMCI_INFO_PARMS16)PTR_SEG_TO_LIN(lParam);
LPMCI_INFO_PARMSA mip32a = *(LPMCI_INFO_PARMSA*)((char*)mip16 - sizeof(LPMCI_INFO_PARMSA));
memcpy(mip32a->lpstrReturn, PTR_SEG_TO_LIN(mip16->lpstrReturn), mip32a->dwRetSize);
if (!SEGPTR_FREE(PTR_SEG_TO_LIN(mip16->lpstrReturn)))
FIXME("bad free line=%d\n", __LINE__);
if (!SEGPTR_FREE((char*)mip16 - sizeof(LPMCI_INFO_PARMSA)))
FIXME("bad free line=%d\n", __LINE__);
}
return MCI_MAP_OK;
/* case MCI_MARK: */
/* case MCI_MONITOR: */
case MCI_OPEN:
case MCI_OPEN_DRIVER:
if (lParam) {
LPMCI_OPEN_PARMS16 mop16 = (LPMCI_OPEN_PARMS16)PTR_SEG_TO_LIN(lParam);
LPMCI_OPEN_PARMSA mop32a = *(LPMCI_OPEN_PARMSA*)((char*)mop16 - sizeof(LPMCI_OPEN_PARMSA));
mop32a->wDeviceID = mop16->wDeviceID;
if ((dwFlags & MCI_OPEN_TYPE) && !
(dwFlags & MCI_OPEN_TYPE_ID) &&
!SEGPTR_FREE(PTR_SEG_TO_LIN(mop16->lpstrDeviceType)))
FIXME("bad free line=%d\n", __LINE__);
if ((dwFlags & MCI_OPEN_ELEMENT) &&
!(dwFlags & MCI_OPEN_ELEMENT_ID) &&
!SEGPTR_FREE(PTR_SEG_TO_LIN(mop16->lpstrElementName)))
FIXME("bad free line=%d\n", __LINE__);
if ((dwFlags & MCI_OPEN_ALIAS) &&
!SEGPTR_FREE(PTR_SEG_TO_LIN(mop16->lpstrAlias)))
FIXME("bad free line=%d\n", __LINE__);
if (!SEGPTR_FREE((char*)mop16 - sizeof(LPMCI_OPEN_PARMSA)))
FIXME("bad free line=%d\n", __LINE__);
}
return MCI_MAP_OK;
/* case MCI_PASTE:*/
case MCI_PAUSE:
break;
case MCI_PLAY:
break;
case MCI_PUT:
break;
case MCI_REALIZE:
break;
case MCI_RECORD:
break;
case MCI_RESUME:
break;
case MCI_SEEK:
break;
case MCI_SET:
break;
/* case MCI_SETTIMECODE:*/
/* case MCI_SIGNAL:*/
case MCI_SPIN:
break;
case MCI_STATUS:
kept = TRUE;
switch (uDevType) {
case MCI_DEVTYPE_DIGITAL_VIDEO:
if (lParam) {
LPMCI_DGV_STATUS_PARMS16 mdsp16 = (LPMCI_DGV_STATUS_PARMS16)PTR_SEG_TO_LIN(lParam);
LPMCI_DGV_STATUS_PARMSA mdsp32a = *(LPMCI_DGV_STATUS_PARMSA*)((char*)mdsp16 - sizeof(LPMCI_DGV_STATUS_PARMSA));
if (mdsp16) {
mdsp32a->dwReturn = mdsp16->dwReturn;
if (dwFlags & MCI_DGV_STATUS_DISKSPACE) {
TRACE("MCI_STATUS (DGV) lpstrDrive=%p\n", mdsp16->lpstrDrive);
TRACE("MCI_STATUS (DGV) lpstrDrive=%s\n", (LPSTR)PTR_SEG_TO_LIN(mdsp16->lpstrDrive));
/* FIXME: see map function */
strcpy(mdsp32a->lpstrDrive, (LPSTR)PTR_SEG_TO_LIN(mdsp16->lpstrDrive));
}
if (!SEGPTR_FREE((char*)mdsp16 - sizeof(LPMCI_DGV_STATUS_PARMSA)))
FIXME("bad free line=%d\n", __LINE__);
} else {
return MCI_MAP_NOMEM;
}
}
return MCI_MAP_OKMEM;
case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_STATUS_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
default: size = sizeof(MCI_STATUS_PARMS); break;
}
break;
case MCI_STEP:
break;
case MCI_STOP:
break;
case MCI_SYSINFO:
if (lParam) {
LPMCI_SYSINFO_PARMS16 msip16 = (LPMCI_SYSINFO_PARMS16)PTR_SEG_TO_LIN(lParam);
LPMCI_SYSINFO_PARMSA msip32a = *(LPMCI_SYSINFO_PARMSA*)((char*)msip16 - sizeof(LPMCI_SYSINFO_PARMSA));
if (msip16) {
msip16->dwCallback = msip32a->dwCallback;
memcpy(msip32a->lpstrReturn, PTR_SEG_TO_LIN(msip16->lpstrReturn), msip32a->dwRetSize);
if (!SEGPTR_FREE(PTR_SEG_TO_LIN(msip16->lpstrReturn)))
FIXME("bad free line=%d\n", __LINE__);
if (!SEGPTR_FREE((char*)msip16 - sizeof(LPMCI_SYSINFO_PARMSA)))
FIXME("bad free line=%d\n", __LINE__);
} else {
return MCI_MAP_NOMEM;
}
}
return MCI_MAP_OKMEM;
/* case MCI_UNDO: */
case MCI_UNFREEZE:
break;
case MCI_UPDATE:
break;
case MCI_WHERE:
switch (uDevType) {
case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_RECT_PARMS16); map = 0x0001111B; kept = TRUE; break;
case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_RECT_PARMS16); map = 0x0001111B; kept = TRUE; break;
default: break;
}
break;
case MCI_WINDOW:
switch (uDevType) {
case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_WINDOW_PARMS16); if (dwFlags & MCI_DGV_WINDOW_TEXT) map = 0x7666; break;
case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_WINDOW_PARMS16); if (dwFlags & MCI_OVLY_WINDOW_TEXT) map = 0x7666; break;
default: break;
}
/* FIXME: see map function */
break;
case DRV_LOAD:
case DRV_ENABLE:
case DRV_OPEN:
case DRV_CLOSE:
case DRV_DISABLE:
case DRV_FREE:
case DRV_CONFIGURE:
case DRV_QUERYCONFIGURE:
case DRV_INSTALL:
case DRV_REMOVE:
case DRV_EXITSESSION:
case DRV_EXITAPPLICATION:
case DRV_POWER:
FIXME("This is a hack\n");
return MCI_MAP_PASS;
default:
FIXME("Map/Unmap internal error on msg=%s\n", MCI_MessageToString(wMsg));
return MCI_MAP_MSGERROR;
}
return MCI_MsgMapper32To16_Destroy((void*)lParam, size, map, kept);
}
/**************************************************************************
* MCI_SendCommandFrom32 [internal]
*/
DWORD MCI_SendCommandFrom32(UINT wDevID, UINT16 wMsg, DWORD dwParam1, DWORD dwParam2)
{
DWORD dwRet = MCIERR_DEVICE_NOT_INSTALLED;
LPWINE_MCIDRIVER wmd = MCI_GetDriver(wDevID);
if (!wmd) {
dwRet = MCIERR_INVALID_DEVICE_ID;
} else {
switch (GetDriverFlags(wmd->hDrv) & (WINE_GDF_EXIST|WINE_GDF_16BIT)) {
case WINE_GDF_EXIST|WINE_GDF_16BIT:
{
MCI_MapType res;
switch (res = MCI_MapMsg32ATo16(wmd->wType, wMsg, dwParam1, &dwParam2)) {
case MCI_MAP_MSGERROR:
TRACE("Not handled yet (%s)\n", MCI_MessageToString(wMsg));
dwRet = MCIERR_DRIVER_INTERNAL;
break;
case MCI_MAP_NOMEM:
TRACE("Problem mapping msg=%s from 32a to 16\n", MCI_MessageToString(wMsg));
dwRet = MCIERR_OUT_OF_MEMORY;
break;
case MCI_MAP_OK:
case MCI_MAP_OKMEM:
dwRet = SendDriverMessage16(wmd->hDrv, wMsg, dwParam1, dwParam2);
if (res == MCI_MAP_OKMEM)
MCI_UnMapMsg32ATo16(wmd->wType, wMsg, dwParam1, dwParam2);
break;
case MCI_MAP_PASS:
dwRet = SendDriverMessage(wmd->hDrv, wMsg, dwParam1, dwParam2);
break;
}
}
break;
case WINE_GDF_EXIST:
dwRet = SendDriverMessage(wmd->hDrv, wMsg, dwParam1, dwParam2);
break;
default:
WARN("Unknown driver %u\n", wmd->hDrv);
dwRet = MCIERR_DRIVER_INTERNAL;
}
}
return dwRet;
}
/**************************************************************************
* MCI_SendCommandFrom16 [internal]
*/
DWORD MCI_SendCommandFrom16(UINT wDevID, UINT16 wMsg, DWORD dwParam1, DWORD dwParam2)
{
DWORD dwRet = MCIERR_DEVICE_NOT_INSTALLED;
LPWINE_MCIDRIVER wmd = MCI_GetDriver(wDevID);
if (!wmd) {
dwRet = MCIERR_INVALID_DEVICE_ID;
} else {
MCI_MapType res;
switch (GetDriverFlags(wmd->hDrv) & (WINE_GDF_EXIST|WINE_GDF_16BIT)) {
case WINE_GDF_EXIST|WINE_GDF_16BIT:
dwRet = SendDriverMessage16(wmd->hDrv, wMsg, dwParam1, dwParam2);
break;
case WINE_GDF_EXIST:
switch (res = MCI_MapMsg16To32A(wmd->wType, wMsg, &dwParam2)) {
case MCI_MAP_MSGERROR:
TRACE("Not handled yet (%s)\n", MCI_MessageToString(wMsg));
dwRet = MCIERR_DRIVER_INTERNAL;
break;
case MCI_MAP_NOMEM:
TRACE("Problem mapping msg=%s from 16 to 32a\n", MCI_MessageToString(wMsg));
dwRet = MCIERR_OUT_OF_MEMORY;
break;
case MCI_MAP_OK:
case MCI_MAP_OKMEM:
dwRet = SendDriverMessage(wmd->hDrv, wMsg, dwParam1, dwParam2);
if (res == MCI_MAP_OKMEM)
MCI_UnMapMsg16To32A(wmd->wType, wMsg, dwParam2);
break;
case MCI_MAP_PASS:
dwRet = SendDriverMessage16(wmd->hDrv, wMsg, dwParam1, dwParam2);
break;
}
break;
default:
WARN("Unknown driver %u\n", wmd->hDrv);
dwRet = MCIERR_DRIVER_INTERNAL;
}
}
return dwRet;
}
/**************************************************************************
* MCI_Open [internal]
*/
static DWORD MCI_Open(DWORD dwParam, LPMCI_OPEN_PARMSA lpParms)
{
char strDevTyp[128];
DWORD dwRet;
LPWINE_MCIDRIVER wmd = NULL;
LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
TRACE("(%08lX, %p)\n", dwParam, lpParms);
if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
/* only two low bytes are generic, the other ones are dev type specific */
#define WINE_MCIDRIVER_SUPP (0xFFFF0000|MCI_OPEN_SHAREABLE|MCI_OPEN_ELEMENT| \
MCI_OPEN_ALIAS|MCI_OPEN_TYPE|MCI_OPEN_TYPE_ID| \
MCI_NOTIFY|MCI_WAIT)
if ((dwParam & ~WINE_MCIDRIVER_SUPP) != 0) {
FIXME("Unsupported yet dwFlags=%08lX\n", dwParam & ~WINE_MCIDRIVER_SUPP);
}
#undef WINE_MCIDRIVER_SUPP
strDevTyp[0] = 0;
if (dwParam & MCI_OPEN_TYPE) {
if (dwParam & MCI_OPEN_TYPE_ID) {
WORD uDevType = LOWORD((DWORD)lpParms->lpstrDeviceType);
if (uDevType < MCI_DEVTYPE_FIRST ||
uDevType > MCI_DEVTYPE_LAST ||
!LoadStringA(iData->hWinMM32Instance, uDevType, strDevTyp, sizeof(strDevTyp))) {
dwRet = MCIERR_BAD_INTEGER;
goto errCleanUp;
}
} else {
LPSTR ptr;
if (lpParms->lpstrDeviceType == NULL) {
dwRet = MCIERR_NULL_PARAMETER_BLOCK;
goto errCleanUp;
}
strcpy(strDevTyp, lpParms->lpstrDeviceType);
ptr = strchr(strDevTyp, '!');
if (ptr) {
/* this behavior is not documented in windows. However, since, in
* some occasions, MCI_OPEN handling is translated by WinMM into
* a call to mciSendString("open <type>"); this code shall be correct
*/
if (dwParam & MCI_OPEN_ELEMENT) {
ERR("Both MCI_OPEN_ELEMENT(%s) and %s are used\n",
lpParms->lpstrElementName, strDevTyp);
dwRet = MCIERR_UNRECOGNIZED_KEYWORD;
goto errCleanUp;
}
dwParam |= MCI_OPEN_ELEMENT;
*ptr++ = 0;
/* FIXME: not a good idea to write in user supplied buffer */
lpParms->lpstrElementName = ptr;
}
}
TRACE("devType='%s' !\n", strDevTyp);
}
if (dwParam & MCI_OPEN_ELEMENT) {
TRACE("lpstrElementName='%s'\n", lpParms->lpstrElementName);
if (dwParam & MCI_OPEN_ELEMENT_ID) {
FIXME("Unsupported yet flag MCI_OPEN_ELEMENT_ID\n");
dwRet = MCIERR_UNRECOGNIZED_KEYWORD;
goto errCleanUp;
}
if (!lpParms->lpstrElementName) {
dwRet = MCIERR_NULL_PARAMETER_BLOCK;
goto errCleanUp;
}
/* type, if given as a parameter, supersedes file extension */
if (!strDevTyp[0] &&
MCI_GetDevTypeFromFileName(lpParms->lpstrElementName,
strDevTyp, sizeof(strDevTyp))) {
if (GetDriveTypeA(lpParms->lpstrElementName) != DRIVE_CDROM) {
dwRet = MCIERR_EXTENSION_NOT_FOUND;
goto errCleanUp;
}
/* FIXME: this will not work if several CDROM drives are installed on the machine */
strcpy(strDevTyp, "CDAUDIO");
}
}
if (strDevTyp[0] == 0) {
FIXME("Couldn't load driver\n");
dwRet = MCIERR_INVALID_DEVICE_NAME;
goto errCleanUp;
}
if (dwParam & MCI_OPEN_ALIAS) {
TRACE("Alias='%s' !\n", lpParms->lpstrAlias);
if (!lpParms->lpstrAlias) {
dwRet = MCIERR_NULL_PARAMETER_BLOCK;
goto errCleanUp;
}
}
if ((dwRet = MCI_LoadMciDriver(iData, strDevTyp, &wmd))) {
goto errCleanUp;
}
if ((dwRet = MCI_FinishOpen(wmd, lpParms, dwParam))) {
TRACE("Failed to open driver (MCI_OPEN_DRIVER) [%08lx], closing\n", dwRet);
/* FIXME: is dwRet the correct ret code ? */
goto errCleanUp;
}
/* only handled devices fall through */
TRACE("wDevID=%04X wDeviceID=%d dwRet=%ld\n", wmd->wDeviceID, lpParms->wDeviceID, dwRet);
if (dwParam & MCI_NOTIFY)
mciDriverNotify16(lpParms->dwCallback, wmd->wDeviceID, MCI_NOTIFY_SUCCESSFUL);
return 0;
errCleanUp:
if (wmd) MCI_UnLoadMciDriver(iData, wmd);
if (dwParam & MCI_NOTIFY)
mciDriverNotify16(lpParms->dwCallback, 0, MCI_NOTIFY_FAILURE);
return dwRet;
}
/**************************************************************************
* MCI_Close [internal]
*/
static DWORD MCI_Close(UINT16 wDevID, DWORD dwParam, LPMCI_GENERIC_PARMS lpParms)
{
DWORD dwRet;
LPWINE_MCIDRIVER wmd;
LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
TRACE("(%04x, %08lX, %p)\n", wDevID, dwParam, lpParms);
if (wDevID == MCI_ALL_DEVICE_ID) {
LPWINE_MCIDRIVER next;
EnterCriticalSection(&iData->cs);
/* FIXME: shall I notify once after all is done, or for
* each of the open drivers ? if the latest, which notif
* to return when only one fails ?
*/
for (wmd = iData->lpMciDrvs; wmd; ) {
next = wmd->lpNext;
MCI_Close(wmd->wDeviceID, dwParam, lpParms);
wmd = next;
}
LeaveCriticalSection(&iData->cs);
return 0;
}
if (!(wmd = MCI_GetDriver(wDevID))) {
return MCIERR_INVALID_DEVICE_ID;
}
dwRet = MCI_SendCommandFrom32(wDevID, MCI_CLOSE_DRIVER, dwParam, (DWORD)lpParms);
MCI_UnLoadMciDriver(iData, wmd);
if (dwParam & MCI_NOTIFY)
mciDriverNotify16(lpParms->dwCallback, wDevID,
(dwRet == 0) ? MCI_NOTIFY_SUCCESSFUL : MCI_NOTIFY_FAILURE);
return dwRet;
}
/**************************************************************************
* MCI_WriteString [internal]
*/
DWORD MCI_WriteString(LPSTR lpDstStr, DWORD dstSize, LPCSTR lpSrcStr)
{
DWORD ret = 0;
if (lpSrcStr) {
if (dstSize <= strlen(lpSrcStr)) {
lstrcpynA(lpDstStr, lpSrcStr, dstSize - 1);
ret = MCIERR_PARAM_OVERFLOW;
} else {
strcpy(lpDstStr, lpSrcStr);
}
} else {
*lpDstStr = 0;
}
return ret;
}
/**************************************************************************
* MCI_Sysinfo [internal]
*/
static DWORD MCI_SysInfo(UINT uDevID, DWORD dwFlags, LPMCI_SYSINFO_PARMSA lpParms)
{
DWORD ret = MCIERR_INVALID_DEVICE_ID;
LPWINE_MCIDRIVER wmd;
LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
TRACE("(%08x, %08lX, %08lX[num=%ld, wDevTyp=%u])\n",
uDevID, dwFlags, (DWORD)lpParms, lpParms->dwNumber, lpParms->wDeviceType);
switch (dwFlags & ~MCI_SYSINFO_OPEN) {
case MCI_SYSINFO_QUANTITY:
{
DWORD cnt = 0;
if (lpParms->wDeviceType < MCI_DEVTYPE_FIRST ||
lpParms->wDeviceType > MCI_DEVTYPE_LAST) {
if (dwFlags & MCI_SYSINFO_OPEN) {
TRACE("MCI_SYSINFO_QUANTITY: # of open MCI drivers\n");
EnterCriticalSection(&iData->cs);
for (wmd = iData->lpMciDrvs; wmd; wmd = wmd->lpNext) {
cnt++;
}
LeaveCriticalSection(&iData->cs);
} else {
TRACE("MCI_SYSINFO_QUANTITY: # of installed MCI drivers\n");
cnt = MCI_InstalledCount;
}
} else {
if (dwFlags & MCI_SYSINFO_OPEN) {
TRACE("MCI_SYSINFO_QUANTITY: # of open MCI drivers of type %u\n",
lpParms->wDeviceType);
EnterCriticalSection(&iData->cs);
for (wmd = iData->lpMciDrvs; wmd; wmd = wmd->lpNext) {
if (wmd->wType == lpParms->wDeviceType)
cnt++;
}
LeaveCriticalSection(&iData->cs);
} else {
TRACE("MCI_SYSINFO_QUANTITY: # of installed MCI drivers of type %u\n",
lpParms->wDeviceType);
FIXME("Don't know how to get # of MCI devices of a given type\n");
cnt = 1;
}
}
*(DWORD*)lpParms->lpstrReturn = cnt;
}
TRACE("(%ld) => '%ld'\n", lpParms->dwNumber, *(DWORD*)lpParms->lpstrReturn);
ret = MCI_INTEGER_RETURNED;
break;
case MCI_SYSINFO_INSTALLNAME:
TRACE("MCI_SYSINFO_INSTALLNAME \n");
if ((wmd = MCI_GetDriver(uDevID))) {
ret = MCI_WriteString(lpParms->lpstrReturn, lpParms->dwRetSize,
wmd->lpstrDeviceType);
} else {
*lpParms->lpstrReturn = 0;
ret = MCIERR_INVALID_DEVICE_ID;
}
TRACE("(%ld) => '%s'\n", lpParms->dwNumber, lpParms->lpstrReturn);
break;
case MCI_SYSINFO_NAME:
TRACE("MCI_SYSINFO_NAME\n");
if (dwFlags & MCI_SYSINFO_OPEN) {
FIXME("Don't handle MCI_SYSINFO_NAME|MCI_SYSINFO_OPEN (yet)\n");
ret = MCIERR_UNRECOGNIZED_COMMAND;
} else if (lpParms->dwNumber > MCI_InstalledCount) {
ret = MCIERR_OUTOFRANGE;
} else {
DWORD count = lpParms->dwNumber;
LPSTR ptr = MCI_lpInstallNames;
while (--count > 0) ptr += strlen(ptr) + 1;
ret = MCI_WriteString(lpParms->lpstrReturn, lpParms->dwRetSize, ptr);
}
TRACE("(%ld) => '%s'\n", lpParms->dwNumber, lpParms->lpstrReturn);
break;
default:
TRACE("Unsupported flag value=%08lx\n", dwFlags);
ret = MCIERR_UNRECOGNIZED_COMMAND;
}
return ret;
}
/**************************************************************************
* MCI_Break [internal]
*/
static DWORD MCI_Break(UINT wDevID, DWORD dwFlags, LPMCI_BREAK_PARMS lpParms)
{
DWORD dwRet = 0;
if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
if (dwFlags & MCI_NOTIFY)
mciDriverNotify16(lpParms->dwCallback, wDevID,
(dwRet == 0) ? MCI_NOTIFY_SUCCESSFUL : MCI_NOTIFY_FAILURE);
return dwRet;
}
/**************************************************************************
* MCI_SendCommand [internal]
*/
DWORD MCI_SendCommand(UINT wDevID, UINT16 wMsg, DWORD dwParam1,
DWORD dwParam2, BOOL bFrom32)
{
DWORD dwRet = MCIERR_UNRECOGNIZED_COMMAND;
switch (wMsg) {
case MCI_OPEN:
if (bFrom32) {
dwRet = MCI_Open(dwParam1, (LPMCI_OPEN_PARMSA)dwParam2);
} else {
switch (MCI_MapMsg16To32A(0, wMsg, &dwParam2)) {
case MCI_MAP_OK:
case MCI_MAP_OKMEM:
dwRet = MCI_Open(dwParam1, (LPMCI_OPEN_PARMSA)dwParam2);
MCI_UnMapMsg16To32A(0, wMsg, dwParam2);
break;
default: break; /* so that gcc does not bark */
}
}
break;
case MCI_CLOSE:
if (bFrom32) {
dwRet = MCI_Close(wDevID, dwParam1, (LPMCI_GENERIC_PARMS)dwParam2);
} else {
switch (MCI_MapMsg16To32A(0, wMsg, &dwParam2)) {
case MCI_MAP_OK:
case MCI_MAP_OKMEM:
dwRet = MCI_Close(wDevID, dwParam1, (LPMCI_GENERIC_PARMS)dwParam2);
MCI_UnMapMsg16To32A(0, wMsg, dwParam2);
break;
default: break; /* so that gcc does not bark */
}
}
break;
case MCI_SYSINFO:
if (bFrom32) {
dwRet = MCI_SysInfo(wDevID, dwParam1, (LPMCI_SYSINFO_PARMSA)dwParam2);
} else {
switch (MCI_MapMsg16To32A(0, wMsg, &dwParam2)) {
case MCI_MAP_OK:
case MCI_MAP_OKMEM:
dwRet = MCI_SysInfo(wDevID, dwParam1, (LPMCI_SYSINFO_PARMSA)dwParam2);
MCI_UnMapMsg16To32A(0, wMsg, dwParam2);
break;
default: break; /* so that gcc doesnot bark */
}
}
break;
case MCI_BREAK:
if (bFrom32) {
dwRet = MCI_Break(wDevID, dwParam1, (LPMCI_BREAK_PARMS)dwParam2);
} else {
switch (MCI_MapMsg16To32A(0, wMsg, &dwParam2)) {
case MCI_MAP_OK:
case MCI_MAP_OKMEM:
dwRet = MCI_Break(wDevID, dwParam1, (LPMCI_BREAK_PARMS)dwParam2);
MCI_UnMapMsg16To32A(0, wMsg, dwParam2);
break;
default: break; /* so that gcc does not bark */
}
}
break;
case MCI_SOUND:
/* FIXME: it seems that MCI_SOUND needs the same handling as MCI_BREAK
* but I couldn't get any doc on this MCI message
*/
break;
default:
if (wDevID == MCI_ALL_DEVICE_ID) {
FIXME("unhandled MCI_ALL_DEVICE_ID\n");
dwRet = MCIERR_CANNOT_USE_ALL;
} else {
dwRet = (bFrom32) ?
MCI_SendCommandFrom32(wDevID, wMsg, dwParam1, dwParam2) :
MCI_SendCommandFrom16(wDevID, wMsg, dwParam1, dwParam2);
}
break;
}
return dwRet;
}
/**************************************************************************
* MCI_CleanUp [internal]
*
* Some MCI commands need to be cleaned-up (when not called from
* mciSendString), because MCI drivers return extra information for string
* transformation. This function gets rid of them.
*/
LRESULT MCI_CleanUp(LRESULT dwRet, UINT wMsg, DWORD dwParam2, BOOL bIs32)
{
if (LOWORD(dwRet))
return LOWORD(dwRet);
switch (wMsg) {
case MCI_GETDEVCAPS:
switch (dwRet & 0xFFFF0000ul) {
case 0:
case MCI_COLONIZED3_RETURN:
case MCI_COLONIZED4_RETURN:
case MCI_INTEGER_RETURNED:
/* nothing to do */
break;
case MCI_RESOURCE_RETURNED:
case MCI_RESOURCE_RETURNED|MCI_RESOURCE_DRIVER:
{
LPMCI_GETDEVCAPS_PARMS lmgp;
lmgp = (LPMCI_GETDEVCAPS_PARMS)(bIs32 ? (void*)dwParam2 : PTR_SEG_TO_LIN(dwParam2));
TRACE("Changing %08lx to %08lx\n", lmgp->dwReturn, (DWORD)LOWORD(lmgp->dwReturn));
lmgp->dwReturn = LOWORD(lmgp->dwReturn);
}
break;
default:
FIXME("Unsupported value for hiword (%04x) returned by DriverProc(%s)\n",
HIWORD(dwRet), MCI_MessageToString(wMsg));
}
break;
case MCI_STATUS:
switch (dwRet & 0xFFFF0000ul) {
case 0:
case MCI_COLONIZED3_RETURN:
case MCI_COLONIZED4_RETURN:
case MCI_INTEGER_RETURNED:
/* nothing to do */
break;
case MCI_RESOURCE_RETURNED:
case MCI_RESOURCE_RETURNED|MCI_RESOURCE_DRIVER:
{
LPMCI_STATUS_PARMS lsp;
lsp = (LPMCI_STATUS_PARMS)(bIs32 ? (void*)dwParam2 : PTR_SEG_TO_LIN(dwParam2));
TRACE("Changing %08lx to %08lx\n", lsp->dwReturn, (DWORD)LOWORD(lsp->dwReturn));
lsp->dwReturn = LOWORD(lsp->dwReturn);
}
break;
default:
FIXME("Unsupported value for hiword (%04x) returned by DriverProc(%s)\n",
HIWORD(dwRet), MCI_MessageToString(wMsg));
}
break;
case MCI_SYSINFO:
switch (dwRet & 0xFFFF0000ul) {
case 0:
case MCI_INTEGER_RETURNED:
/* nothing to do */
break;
default:
FIXME("Unsupported value for hiword (%04x)\n", HIWORD(dwRet));
}
break;
default:
if (HIWORD(dwRet)) {
FIXME("Got non null hiword for dwRet=0x%08lx for command %s\n",
dwRet, MCI_MessageToString(wMsg));
}
break;
}
return LOWORD(dwRet);
}
/**************************************************************************
* MULTIMEDIA_MciInit [internal]
*
* Initializes the MCI internal variables.
*
*/
BOOL MULTIMEDIA_MciInit(void)
{
LPSTR ptr1, ptr2;
HKEY hWineConf;
HKEY hkey;
DWORD err;
DWORD type;
DWORD count = 2048;
MCI_InstalledCount = 0;
ptr1 = MCI_lpInstallNames = HeapAlloc(GetProcessHeap(), 0, count);
if (!MCI_lpInstallNames)
return FALSE;
/* FIXME: should do also some registry diving here ? */
if (!(err = RegOpenKeyA(HKEY_LOCAL_MACHINE, "Software\\Wine\\Wine\\Config", &hWineConf)) &&
!(err = RegOpenKeyA(hWineConf, "options", &hkey))) {
err = RegQueryValueExA(hkey, "mci", 0, &type, MCI_lpInstallNames, &count);
RegCloseKey(hkey);
}
if (!err) {
TRACE("Wine => '%s' \n", ptr1);
while ((ptr2 = strchr(ptr1, ':')) != 0) {
*ptr2++ = 0;
TRACE("---> '%s' \n", ptr1);
MCI_InstalledCount++;
ptr1 = ptr2;
}
MCI_InstalledCount++;
TRACE("---> '%s' \n", ptr1);
ptr1 += strlen(ptr1) + 1;
} else {
GetPrivateProfileStringA("mci", NULL, "", MCI_lpInstallNames, count, "SYSTEM.INI");
while (strlen(ptr1) > 0) {
TRACE("---> '%s' \n", ptr1);
ptr1 += strlen(ptr1) + 1;
MCI_InstalledCount++;
}
}
RegCloseKey(hWineConf);
return TRUE;
}