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wine/dlls/winmm/mci.c
Dimitrie O. Paun fc551563ff Merge win.ini/[mci extensions] into the registry.
2003-10-15 20:49:29 +00:00

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/* -*- tab-width: 8; c-basic-offset: 4 -*- */
/*
* MCI internal functions
*
* Copyright 1998/1999 Eric Pouech
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include "wine/port.h"
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winreg.h"
#include "mmsystem.h"
#include "winuser.h"
#include "winnls.h"
#include "winreg.h"
#include "digitalv.h"
#include "winemm.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(mci);
static int MCI_InstalledCount;
static LPSTR MCI_lpInstallNames /* = NULL */;
WINMM_MapType (*pFnMciMapMsg16To32A) (WORD,WORD,DWORD*) /* = NULL */;
WINMM_MapType (*pFnMciUnMapMsg16To32A)(WORD,WORD,DWORD) /* = NULL */;
WINMM_MapType (*pFnMciMapMsg32ATo16) (WORD,WORD,DWORD,DWORD*) /* = NULL */;
WINMM_MapType (*pFnMciUnMapMsg32ATo16)(WORD,WORD,DWORD,DWORD) /* = NULL */;
/* First MCI valid device ID (0 means error) */
#define MCI_MAGIC 0x0001
/* dup a string and uppercase it */
inline static LPSTR str_dup_upper( LPCSTR str )
{
INT len = strlen(str) + 1;
LPSTR p = HeapAlloc( GetProcessHeap(), 0, len );
if (p)
{
memcpy( p, str, len );
CharUpperA( p );
}
return p;
}
/**************************************************************************
* MCI_GetDriver [internal]
*/
LPWINE_MCIDRIVER MCI_GetDriver(UINT16 wDevID)
{
LPWINE_MCIDRIVER wmd = 0;
EnterCriticalSection(&WINMM_IData->cs);
for (wmd = WINMM_IData->lpMciDrvs; wmd; wmd = wmd->lpNext) {
if (wmd->wDeviceID == wDevID)
break;
}
LeaveCriticalSection(&WINMM_IData->cs);
return wmd;
}
/**************************************************************************
* MCI_GetDriverFromString [internal]
*/
UINT MCI_GetDriverFromString(LPCSTR lpstrName)
{
LPWINE_MCIDRIVER wmd;
UINT ret = 0;
if (!lpstrName)
return 0;
if (!lstrcmpiA(lpstrName, "ALL"))
return MCI_ALL_DEVICE_ID;
EnterCriticalSection(&WINMM_IData->cs);
for (wmd = WINMM_IData->lpMciDrvs; wmd; wmd = wmd->lpNext) {
if (wmd->lpstrElementName && strcmp(wmd->lpstrElementName, lpstrName) == 0) {
ret = wmd->wDeviceID;
break;
}
if (wmd->lpstrDeviceType && strcasecmp(wmd->lpstrDeviceType, lpstrName) == 0) {
ret = wmd->wDeviceID;
break;
}
if (wmd->lpstrAlias && strcasecmp(wmd->lpstrAlias, lpstrName) == 0) {
ret = wmd->wDeviceID;
break;
}
}
LeaveCriticalSection(&WINMM_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;
HKEY hKey;
if ((tmp = strrchr(fileName, '.'))) {
if (RegOpenKeyExA( HKEY_LOCAL_MACHINE, "SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\MCI Extensions",
0, KEY_QUERY_VALUE, &hKey ) == ERROR_SUCCESS) {
DWORD dwLen = len;
LONG lRet = RegQueryValueExA( hKey, tmp + 1, 0, 0, buf, &dwLen );
RegCloseKey( hKey );
if (lRet == ERROR_SUCCESS) 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 {
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;
static 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 [lpTable=%p devType=%d]\n",
uTbl, S_MciCmdTable[uTbl].lpTable, S_MciCmdTable[uTbl].uDevType);
if (uTbl >= MAX_MCICMDTABLE || !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;
}
/**************************************************************************
* MCI_GetCommandTable [internal]
*/
static UINT MCI_GetCommandTable(UINT uDevType)
{
UINT uTbl;
char buf[32];
LPCSTR str = NULL;
/* first look up existing for existing devType */
for (uTbl = 0; uTbl < MAX_MCICMDTABLE; uTbl++) {
if (S_MciCmdTable[uTbl].lpTable && S_MciCmdTable[uTbl].uDevType == uDevType)
return uTbl;
}
/* well try to load id */
if (uDevType >= MCI_DEVTYPE_FIRST && uDevType <= MCI_DEVTYPE_LAST) {
if (LoadStringA(WINMM_IData->hWinMM32Instance, uDevType, buf, sizeof(buf))) {
str = buf;
}
} else if (uDevType == 0) {
str = "CORE";
}
uTbl = MCI_NO_COMMAND_TABLE;
if (str) {
HRSRC hRsrc = FindResourceA(WINMM_IData->hWinMM32Instance, str, (LPCSTR)RT_RCDATA);
HANDLE hMem = 0;
if (hRsrc) hMem = LoadResource(WINMM_IData->hWinMM32Instance, hRsrc);
if (hMem) {
uTbl = MCI_SetCommandTable(LockResource(hMem), uDevType);
} else {
WARN("No command table found in resource %p[%s]\n",
WINMM_IData->hWinMM32Instance, str);
}
}
TRACE("=> %d\n", uTbl);
return uTbl;
}
/**************************************************************************
* MCI_SetCommandTable [internal]
*/
UINT MCI_SetCommandTable(void *table, 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;
MCI_GetCommandTable(0);
}
for (uTbl = 0; uTbl < MAX_MCICMDTABLE; uTbl++) {
if (!S_MciCmdTable[uTbl].lpTable) {
LPCSTR lmem, str;
WORD eid;
WORD count;
S_MciCmdTable[uTbl].uDevType = uDevType;
S_MciCmdTable[uTbl].lpTable = table;
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].lpTable)
return FALSE;
S_MciCmdTable[uTbl].lpTable = NULL;
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_MCIDRIVER wmd)
{
LPWINE_MCIDRIVER* tmp;
if (!wmd)
return TRUE;
CloseDriver(wmd->hDriver, 0, 0);
if (wmd->dwPrivate != 0)
WARN("Unloading mci driver with non nul dwPrivate field\n");
EnterCriticalSection(&WINMM_IData->cs);
for (tmp = &WINMM_IData->lpMciDrvs; *tmp; tmp = &(*tmp)->lpNext) {
if (*tmp == wmd) {
*tmp = wmd->lpNext;
break;
}
}
LeaveCriticalSection(&WINMM_IData->cs);
HeapFree(GetProcessHeap(), 0, wmd->lpstrDeviceType);
HeapFree(GetProcessHeap(), 0, wmd->lpstrAlias);
HeapFree(GetProcessHeap(), 0, wmd->lpstrElementName);
HeapFree(GetProcessHeap(), 0, wmd);
return TRUE;
}
/**************************************************************************
* MCI_OpenMciDriver [internal]
*/
static BOOL MCI_OpenMciDriver(LPWINE_MCIDRIVER wmd, LPCSTR drvTyp, LPARAM lp)
{
char libName[128];
if (!DRIVER_GetLibName(drvTyp, "mci", libName, sizeof(libName)))
return FALSE;
wmd->bIs32 = 0xFFFF;
/* First load driver */
if ((wmd->hDriver = (HDRVR)DRIVER_TryOpenDriver32(libName, lp))) {
wmd->bIs32 = TRUE;
} else if (WINMM_CheckForMMSystem() && pFnMciMapMsg32ATo16) {
WINMM_MapType res;
switch (res = pFnMciMapMsg32ATo16(0, DRV_OPEN, 0, &lp)) {
case WINMM_MAP_MSGERROR:
TRACE("Not handled yet (DRV_OPEN)\n");
break;
case WINMM_MAP_NOMEM:
TRACE("Problem mapping msg=DRV_OPEN from 32a to 16\n");
break;
case WINMM_MAP_OK:
case WINMM_MAP_OKMEM:
if ((wmd->hDriver = OpenDriverA(drvTyp, "mci", lp)))
wmd->bIs32 = FALSE;
if (res == WINMM_MAP_OKMEM)
pFnMciUnMapMsg32ATo16(0, DRV_OPEN, 0, lp);
break;
}
}
return (wmd->bIs32 == 0xFFFF) ? FALSE : TRUE;
}
/**************************************************************************
* MCI_LoadMciDriver [internal]
*/
static DWORD MCI_LoadMciDriver(LPCSTR _strDevTyp, LPWINE_MCIDRIVER* lpwmd)
{
LPSTR strDevTyp = str_dup_upper(_strDevTyp);
LPWINE_MCIDRIVER wmd = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*wmd));
MCI_OPEN_DRIVER_PARMSA modp;
DWORD dwRet = 0;
if (!wmd || !strDevTyp) {
dwRet = MCIERR_OUT_OF_MEMORY;
goto errCleanUp;
}
wmd->lpfnYieldProc = MCI_DefYieldProc;
wmd->dwYieldData = VK_CANCEL;
wmd->CreatorThread = GetCurrentThreadId();
EnterCriticalSection(&WINMM_IData->cs);
/* wmd must be inserted in list before sending opening the driver, coz' it
* may want to lookup at wDevID
*/
wmd->lpNext = WINMM_IData->lpMciDrvs;
WINMM_IData->lpMciDrvs = wmd;
for (modp.wDeviceID = MCI_MAGIC;
MCI_GetDriver(modp.wDeviceID) != 0;
modp.wDeviceID++);
wmd->wDeviceID = modp.wDeviceID;
LeaveCriticalSection(&WINMM_IData->cs);
TRACE("wDevID=%04X \n", modp.wDeviceID);
modp.lpstrParams = NULL;
if (!MCI_OpenMciDriver(wmd, strDevTyp, (LPARAM)&modp)) {
/* silence warning if all is used... some bogus program use commands like
* 'open all'...
*/
if (strcasecmp(strDevTyp, "all") == 0) {
dwRet = MCIERR_CANNOT_USE_ALL;
} else {
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
*/
/* some drivers will return 0x0000FFFF, some others 0xFFFFFFFF */
wmd->uSpecificCmdTable = LOWORD(modp.wCustomCommandTable);
wmd->uTypeCmdTable = MCI_COMMAND_TABLE_NOT_LOADED;
TRACE("Loaded driver %p (%s), type is %d, cmdTable=%08x\n",
wmd->hDriver, 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(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 = HeapAlloc(GetProcessHeap(),0,strlen(lpParms->lpstrElementName)+1);
strcpy( wmd->lpstrElementName, lpParms->lpstrElementName );
}
if (dwParam & MCI_OPEN_ALIAS)
{
wmd->lpstrAlias = HeapAlloc(GetProcessHeap(), 0, strlen(lpParms->lpstrAlias)+1);
strcpy( wmd->lpstrAlias, 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].lpTable)
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;
/* skip any leading white space(s) */
while (*args == ' ') args++;
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=%c eid=%04x\n", str, inCst ? 'Y' : 'N', eid); */
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;
while (*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\n");
}
/* exit inside while loop, except if just entered in constant area definition */
if (!inCst || eid != MCI_CONSTANT) 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\n");
}
}
} while (eid != MCI_END_COMMAND);
if (!found) {
WARN("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(DWORD dwRet, LPWINE_MCIDRIVER wmd, DWORD retType,
LPDWORD data, LPSTR lpstrRet, UINT uRetLen)
{
if (lpstrRet) {
switch (retType) {
case 0: /* nothing to return */
break;
case MCI_INTEGER:
switch (dwRet & 0xFFFF0000ul) {
case 0:
case MCI_INTEGER_RETURNED:
snprintf(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(WINMM_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 */
/* FIXME: this is wrong for a 16 bit handle */
LoadStringA(GetDriverModuleHandle(wmd->hDriver),
HIWORD(data[1]), lpstrRet, uRetLen);
break;
case MCI_COLONIZED3_RETURN:
snprintf(lpstrRet, uRetLen, "%d:%d:%d",
LOBYTE(LOWORD(data[1])), HIBYTE(LOWORD(data[1])),
LOBYTE(HIWORD(data[1])));
break;
case MCI_COLONIZED4_RETURN:
snprintf(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;
snprintf(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));
snprintf(lpstrRet, uRetLen, "%ld %ld %ld %ld",
data[1], data[2], data[3], data[4]);
break;
default: ERR("oops\n");
}
}
return LOWORD(dwRet);
}
/**************************************************************************
* mciSendStringA [WINMM.@]
*/
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];
DWORD retType;
LPCSTR lpCmd = 0;
LPSTR devAlias = NULL;
BOOL bAutoOpen = FALSE;
TRACE("('%s', %p, %d, %p)\n", lpstrCommand, lpstrRet, uRetLen, hwndCallback);
/* format is <command> <device> <optargs> */
if (!(verb = HeapAlloc(GetProcessHeap(), 0, strlen(lpstrCommand)+1)))
return MCIERR_OUT_OF_MEMORY;
strcpy( verb, lpstrCommand );
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 = str_dup_upper(devType);
dwFlags |= MCI_OPEN_ELEMENT;
data[3] = (DWORD)dev;
} else if (strchr(dev, '.') == NULL) {
tmp = strchr(dev,' ');
if (tmp) *tmp = '\0';
data[2] = (DWORD)dev;
devType = str_dup_upper(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 = str_dup_upper(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 = str_dup_upper(buf);
}
dwFlags |= MCI_OPEN_ELEMENT;
data[3] = (DWORD)dev;
}
if ((devAlias = strstr(args," alias "))) {
char *tmp2;
devAlias += 7;
if (!(tmp = strchr(devAlias,' '))) tmp = devAlias + strlen(devAlias);
if (tmp) *tmp = '\0';
tmp2 = HeapAlloc(GetProcessHeap(), 0, tmp - devAlias + 1 );
memcpy( tmp2, devAlias, tmp - devAlias );
tmp2[tmp - devAlias] = 0;
data[4] = (DWORD)tmp2;
/* should be done in regular options parsing */
/* dwFlags |= MCI_OPEN_ALIAS; */
}
dwRet = MCI_LoadMciDriver(devType, &wmd);
HeapFree(GetProcessHeap(), 0, devType);
if (dwRet) {
MCI_UnLoadMciDriver(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 */
if (wmd) {
/* try the device specific command table */
lpCmd = MCI_FindCommand(wmd->uSpecificCmdTable, verb);
if (!lpCmd) {
/* try the type specific command table */
if (wmd->uTypeCmdTable == MCI_COMMAND_TABLE_NOT_LOADED)
wmd->uTypeCmdTable = MCI_GetCommandTable(wmd->wType);
if (wmd->uTypeCmdTable != MCI_NO_COMMAND_TABLE)
lpCmd = MCI_FindCommand(wmd->uTypeCmdTable, verb);
}
}
/* try core command table */
if (!lpCmd) lpCmd = MCI_FindCommand(MCI_GetCommandTable(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 (retType = 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(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);
dwRet = MCI_HandleReturnValues(dwRet, wmd, retType, data, lpstrRet, uRetLen);
TRACE("=> 2/ %lx (%s)\n", dwRet, lpstrRet);
errCleanUp:
HeapFree(GetProcessHeap(), 0, verb);
HeapFree(GetProcessHeap(), 0, devAlias);
return dwRet;
}
/**************************************************************************
* mciSendStringW [WINMM.@]
*/
DWORD WINAPI mciSendStringW(LPCWSTR lpwstrCommand, LPWSTR lpwstrRet,
UINT uRetLen, HWND hwndCallback)
{
LPSTR lpstrCommand;
LPSTR lpstrRet = NULL;
UINT ret;
INT len;
/* FIXME: is there something to do with lpstrReturnString ? */
len = WideCharToMultiByte( CP_ACP, 0, lpwstrCommand, -1, NULL, 0, NULL, NULL );
lpstrCommand = HeapAlloc( GetProcessHeap(), 0, len );
WideCharToMultiByte( CP_ACP, 0, lpwstrCommand, -1, lpstrCommand, len, NULL, NULL );
if (lpwstrRet)
{
lpstrRet = HeapAlloc(GetProcessHeap(), 0, uRetLen * sizeof(WCHAR));
if (!lpstrRet) return MMSYSERR_NOMEM;
}
ret = mciSendStringA(lpstrCommand, lpstrRet, uRetLen, hwndCallback);
if (lpwstrRet)
MultiByteToWideChar( CP_ACP, 0, lpstrRet, -1, lpwstrRet, uRetLen );
HeapFree(GetProcessHeap(), 0, lpstrCommand);
if (lpstrRet) HeapFree(GetProcessHeap(), 0, lpstrRet);
return ret;
}
/**************************************************************************
* mciExecute [WINMM.@]
* mciExecute [MMSYSTEM.712]
*/
DWORD WINAPI mciExecute(LPCSTR lpstrCommand)
{
char strRet[256];
DWORD ret;
TRACE("(%s)!\n", lpstrCommand);
ret = mciSendStringA(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 [WINMM.@]
*
* Strangely, this function only exists as an UNICODE one.
*/
UINT WINAPI mciLoadCommandResource(HINSTANCE hInst, LPCWSTR resNameW, UINT type)
{
HRSRC hRsrc = 0;
HGLOBAL hMem;
UINT16 ret = MCI_NO_COMMAND_TABLE;
TRACE("(%p, %s, %d)!\n", hInst, debugstr_w(resNameW), type);
/* if a file named "resname.mci" exits, 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) {
#if 0
/* FIXME: we should put this back into order, but I never found a program
* actually using this feature, so we not need it
*/
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);
}
#endif
}
if (!(hRsrc = FindResourceW(hInst, resNameW, (LPWSTR)RT_RCDATA))) {
WARN("No command table found in resource\n");
} else if ((hMem = LoadResource(hInst, hRsrc))) {
ret = MCI_SetCommandTable(LockResource(hMem), type);
} else {
WARN("Couldn't load resource.\n");
}
TRACE("=> %04x\n", ret);
return ret;
}
/**************************************************************************
* mciFreeCommandResource [WINMM.@]
*/
BOOL WINAPI mciFreeCommandResource(UINT uTable)
{
TRACE("(%08x)!\n", uTable);
return MCI_DeleteCommandTable(uTable);
}
/**************************************************************************
* MCI_SendCommandFrom32 [internal]
*/
DWORD MCI_SendCommandFrom32(UINT wDevID, UINT16 wMsg, DWORD dwParam1, DWORD dwParam2)
{
DWORD dwRet = MCIERR_INVALID_DEVICE_ID;
LPWINE_MCIDRIVER wmd = MCI_GetDriver(wDevID);
if (wmd) {
if (wmd->bIs32) {
dwRet = SendDriverMessage(wmd->hDriver, wMsg, dwParam1, dwParam2);
} else if (pFnMciMapMsg32ATo16) {
WINMM_MapType res;
switch (res = pFnMciMapMsg32ATo16(wmd->wType, wMsg, dwParam1, &dwParam2)) {
case WINMM_MAP_MSGERROR:
TRACE("Not handled yet (%s)\n", MCI_MessageToString(wMsg));
dwRet = MCIERR_DRIVER_INTERNAL;
break;
case WINMM_MAP_NOMEM:
TRACE("Problem mapping msg=%s from 32a to 16\n", MCI_MessageToString(wMsg));
dwRet = MCIERR_OUT_OF_MEMORY;
break;
case WINMM_MAP_OK:
case WINMM_MAP_OKMEM:
dwRet = SendDriverMessage(wmd->hDriver, wMsg, dwParam1, dwParam2);
if (res == WINMM_MAP_OKMEM)
pFnMciUnMapMsg32ATo16(wmd->wType, wMsg, dwParam1, dwParam2);
break;
}
}
}
return dwRet;
}
/**************************************************************************
* MCI_SendCommandFrom16 [internal]
*/
DWORD MCI_SendCommandFrom16(UINT wDevID, UINT16 wMsg, DWORD dwParam1, DWORD dwParam2)
{
DWORD dwRet = MCIERR_INVALID_DEVICE_ID;
LPWINE_MCIDRIVER wmd = MCI_GetDriver(wDevID);
if (wmd) {
dwRet = MCIERR_INVALID_DEVICE_ID;
if (wmd->bIs32 && pFnMciMapMsg16To32A) {
WINMM_MapType res;
switch (res = pFnMciMapMsg16To32A(wmd->wType, wMsg, &dwParam2)) {
case WINMM_MAP_MSGERROR:
TRACE("Not handled yet (%s)\n", MCI_MessageToString(wMsg));
dwRet = MCIERR_DRIVER_INTERNAL;
break;
case WINMM_MAP_NOMEM:
TRACE("Problem mapping msg=%s from 16 to 32a\n", MCI_MessageToString(wMsg));
dwRet = MCIERR_OUT_OF_MEMORY;
break;
case WINMM_MAP_OK:
case WINMM_MAP_OKMEM:
dwRet = SendDriverMessage(wmd->hDriver, wMsg, dwParam1, dwParam2);
if (res == WINMM_MAP_OKMEM)
pFnMciUnMapMsg16To32A(wmd->wType, wMsg, dwParam2);
break;
}
} else {
dwRet = SendDriverMessage(wmd->hDriver, wMsg, dwParam1, dwParam2);
}
}
return dwRet;
}
/**************************************************************************
* MCI_Open [internal]
*/
static DWORD MCI_Open(DWORD dwParam, LPMCI_OPEN_PARMSA lpParms)
{
char strDevTyp[128];
DWORD dwRet;
LPWINE_MCIDRIVER wmd = NULL;
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(WINMM_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(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)
mciDriverNotify((HWND)lpParms->dwCallback, wmd->wDeviceID, MCI_NOTIFY_SUCCESSFUL);
return 0;
errCleanUp:
if (wmd) MCI_UnLoadMciDriver(wmd);
if (dwParam & MCI_NOTIFY)
mciDriverNotify((HWND)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;
TRACE("(%04x, %08lX, %p)\n", wDevID, dwParam, lpParms);
if (wDevID == MCI_ALL_DEVICE_ID) {
LPWINE_MCIDRIVER next;
EnterCriticalSection(&WINMM_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 = WINMM_IData->lpMciDrvs; wmd; ) {
next = wmd->lpNext;
MCI_Close(wmd->wDeviceID, dwParam, lpParms);
wmd = next;
}
LeaveCriticalSection(&WINMM_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(wmd);
if (dwParam & MCI_NOTIFY)
mciDriverNotify((HWND)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;
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(&WINMM_IData->cs);
for (wmd = WINMM_IData->lpMciDrvs; wmd; wmd = wmd->lpNext) {
cnt++;
}
LeaveCriticalSection(&WINMM_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(&WINMM_IData->cs);
for (wmd = WINMM_IData->lpMciDrvs; wmd; wmd = wmd->lpNext) {
if (wmd->wType == lpParms->wDeviceType)
cnt++;
}
LeaveCriticalSection(&WINMM_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)
mciDriverNotify((HWND)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 if (pFnMciMapMsg16To32A) {
switch (pFnMciMapMsg16To32A(0, wMsg, &dwParam2)) {
case WINMM_MAP_OK:
case WINMM_MAP_OKMEM:
dwRet = MCI_Open(dwParam1, (LPMCI_OPEN_PARMSA)dwParam2);
pFnMciUnMapMsg16To32A(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 if (pFnMciMapMsg16To32A) {
switch (pFnMciMapMsg16To32A(0, wMsg, &dwParam2)) {
case WINMM_MAP_OK:
case WINMM_MAP_OKMEM:
dwRet = MCI_Close(wDevID, dwParam1, (LPMCI_GENERIC_PARMS)dwParam2);
pFnMciUnMapMsg16To32A(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 if (pFnMciMapMsg16To32A) {
switch (pFnMciMapMsg16To32A(0, wMsg, &dwParam2)) {
case WINMM_MAP_OK:
case WINMM_MAP_OKMEM:
dwRet = MCI_SysInfo(wDevID, dwParam1, (LPMCI_SYSINFO_PARMSA)dwParam2);
pFnMciUnMapMsg16To32A(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 if (pFnMciMapMsg16To32A) {
switch (pFnMciMapMsg16To32A(0, wMsg, &dwParam2)) {
case WINMM_MAP_OK:
case WINMM_MAP_OKMEM:
dwRet = MCI_Break(wDevID, dwParam1, (LPMCI_BREAK_PARMS)dwParam2);
pFnMciUnMapMsg16To32A(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)
{
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)(void*)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)(void*)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);
}
/**************************************************************************
* MCI_Init [internal]
*
* Initializes the MCI internal variables.
*
*/
BOOL MCI_Init(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;
}
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