/* * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ /* TODO: * - implement WINMM (32bit) multitasking and use it in all MCI drivers * instead of the home grown one * - 16bit mmTaskXXX functions are currently broken because the 16 * loader does not support binary command lines => provide Wine's * own mmtask.tsk not using binary command line. * - correctly handle the MCI_ALL_DEVICE_ID in functions. * - finish mapping 16 <=> 32 of MCI structures and commands * - implement auto-open feature (ie, when a string command is issued * for a not yet opened device, MCI automatically opens it) * - use a default registry setting to replace the [mci] section in * configuration file (layout of info in registry should be compatible * with all Windows' version - which use different layouts of course) * - implement automatic open * + only works on string interface, on regular devices (don't work on all * nor custom devices) * - command table handling isn't thread safe */ #include #include #include #include #include "windef.h" #include "winbase.h" #include "wingdi.h" #include "mmsystem.h" #include "winuser.h" #include "winnls.h" #include "winreg.h" #include "wownt32.h" #include "digitalv.h" #include "winemm.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(mci); /* First MCI valid device ID (0 means error) */ #define MCI_MAGIC 0x0001 /* MCI settings */ static const WCHAR wszHklmMci [] = {'S','o','f','t','w','a','r','e','\\','M','i','c','r','o','s','o','f','t','\\','W','i','n','d','o','w','s',' ','N','T','\\','C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\','M','C','I',0}; static const WCHAR wszNull [] = {0}; static const WCHAR wszAll [] = {'A','L','L',0}; static const WCHAR wszMci [] = {'M','C','I',0}; static const WCHAR wszOpen [] = {'o','p','e','n',0}; static const WCHAR wszSystemIni[] = {'s','y','s','t','e','m','.','i','n','i',0}; static WINE_MCIDRIVER *MciDrivers; static UINT WINAPI MCI_DefYieldProc(MCIDEVICEID wDevID, DWORD data); static UINT MCI_SetCommandTable(HGLOBAL hMem, UINT uDevType); /* dup a string and uppercase it */ static inline LPWSTR str_dup_upper( LPCWSTR str ) { INT len = (lstrlenW(str) + 1) * sizeof(WCHAR); LPWSTR p = HeapAlloc( GetProcessHeap(), 0, len ); if (p) { memcpy( p, str, len ); CharUpperW( p ); } return p; } /************************************************************************** * MCI_GetDriver [internal] */ static LPWINE_MCIDRIVER MCI_GetDriver(UINT wDevID) { LPWINE_MCIDRIVER wmd = 0; EnterCriticalSection(&WINMM_cs); for (wmd = MciDrivers; wmd; wmd = wmd->lpNext) { if (wmd->wDeviceID == wDevID) break; } LeaveCriticalSection(&WINMM_cs); return wmd; } /************************************************************************** * MCI_GetDriverFromString [internal] */ static UINT MCI_GetDriverFromString(LPCWSTR lpstrName) { LPWINE_MCIDRIVER wmd; UINT ret = 0; if (!lpstrName) return 0; if (!wcsicmp(lpstrName, wszAll)) return MCI_ALL_DEVICE_ID; EnterCriticalSection(&WINMM_cs); for (wmd = MciDrivers; wmd; wmd = wmd->lpNext) { if (wmd->lpstrAlias && wcsicmp(wmd->lpstrAlias, lpstrName) == 0) { ret = wmd->wDeviceID; break; } } LeaveCriticalSection(&WINMM_cs); return ret; } /************************************************************************** * MCI_MessageToString [internal] */ static const char* MCI_MessageToString(UINT wMsg) { #define CASE(s) case (s): return #s switch (wMsg) { 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); 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_SOUND); 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: return wine_dbg_sprintf("MCI_<<%04X>>", wMsg); } } static LPWSTR MCI_strdupAtoW( LPCSTR str ) { LPWSTR ret; INT len; if (!str) return NULL; len = MultiByteToWideChar( CP_ACP, 0, str, -1, NULL, 0 ); ret = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) ); if (ret) MultiByteToWideChar( CP_ACP, 0, str, -1, ret, len ); return ret; } static int MCI_MapMsgAtoW(UINT msg, DWORD_PTR dwParam1, DWORD_PTR *dwParam2) { if (msg < DRV_RESERVED) return 0; switch (msg) { case MCI_CLOSE: case MCI_CONFIGURE: case MCI_PLAY: case MCI_SEEK: case MCI_STOP: case MCI_PAUSE: case MCI_GETDEVCAPS: case MCI_SPIN: case MCI_SET: case MCI_STEP: case MCI_RECORD: case MCI_BREAK: case MCI_STATUS: case MCI_CUE: case MCI_REALIZE: case MCI_PUT: case MCI_WHERE: case MCI_FREEZE: case MCI_UNFREEZE: case MCI_CUT: case MCI_COPY: case MCI_PASTE: case MCI_UPDATE: case MCI_RESUME: case MCI_DELETE: case MCI_MONITOR: case MCI_SIGNAL: case MCI_UNDO: return 0; case MCI_OPEN: { /* MCI_ANIM_OPEN_PARMS is the largest known MCI_OPEN_PARMS * structure, larger than MCI_WAVE_OPEN_PARMS */ MCI_ANIM_OPEN_PARMSA *mci_openA = (MCI_ANIM_OPEN_PARMSA*)*dwParam2; MCI_ANIM_OPEN_PARMSW *mci_openW; DWORD_PTR *ptr; ptr = HeapAlloc(GetProcessHeap(), 0, sizeof(DWORD_PTR) + sizeof(*mci_openW)); if (!ptr) return -1; *ptr++ = *dwParam2; /* save the previous pointer */ *dwParam2 = (DWORD_PTR)ptr; mci_openW = (MCI_ANIM_OPEN_PARMSW *)ptr; if (dwParam1 & MCI_NOTIFY) mci_openW->dwCallback = mci_openA->dwCallback; if (dwParam1 & MCI_OPEN_TYPE) { if (dwParam1 & MCI_OPEN_TYPE_ID) mci_openW->lpstrDeviceType = (LPCWSTR)mci_openA->lpstrDeviceType; else mci_openW->lpstrDeviceType = MCI_strdupAtoW(mci_openA->lpstrDeviceType); } if (dwParam1 & MCI_OPEN_ELEMENT) { if (dwParam1 & MCI_OPEN_ELEMENT_ID) mci_openW->lpstrElementName = (LPCWSTR)mci_openA->lpstrElementName; else mci_openW->lpstrElementName = MCI_strdupAtoW(mci_openA->lpstrElementName); } if (dwParam1 & MCI_OPEN_ALIAS) mci_openW->lpstrAlias = MCI_strdupAtoW(mci_openA->lpstrAlias); /* We don't know how many DWORD follow, as * the structure depends on the device. */ if (HIWORD(dwParam1)) memcpy(&mci_openW->dwStyle, &mci_openA->dwStyle, sizeof(MCI_ANIM_OPEN_PARMSW) - sizeof(MCI_OPEN_PARMSW)); } return 1; case MCI_WINDOW: if (dwParam1 & MCI_ANIM_WINDOW_TEXT) { MCI_ANIM_WINDOW_PARMSA *mci_windowA = (MCI_ANIM_WINDOW_PARMSA *)*dwParam2; MCI_ANIM_WINDOW_PARMSW *mci_windowW; mci_windowW = HeapAlloc(GetProcessHeap(), 0, sizeof(*mci_windowW)); if (!mci_windowW) return -1; *dwParam2 = (DWORD_PTR)mci_windowW; mci_windowW->lpstrText = MCI_strdupAtoW(mci_windowA->lpstrText); if (dwParam1 & MCI_NOTIFY) mci_windowW->dwCallback = mci_windowA->dwCallback; if (dwParam1 & MCI_ANIM_WINDOW_HWND) mci_windowW->hWnd = mci_windowA->hWnd; if (dwParam1 & MCI_ANIM_WINDOW_STATE) mci_windowW->nCmdShow = mci_windowA->nCmdShow; return 1; } return 0; case MCI_SYSINFO: if (dwParam1 & (MCI_SYSINFO_INSTALLNAME | MCI_SYSINFO_NAME)) { MCI_SYSINFO_PARMSA *mci_sysinfoA = (MCI_SYSINFO_PARMSA *)*dwParam2; MCI_SYSINFO_PARMSW *mci_sysinfoW; DWORD_PTR *ptr; ptr = HeapAlloc(GetProcessHeap(), 0, sizeof(*mci_sysinfoW) + sizeof(DWORD_PTR)); if (!ptr) return -1; *ptr++ = *dwParam2; /* save the previous pointer */ *dwParam2 = (DWORD_PTR)ptr; mci_sysinfoW = (MCI_SYSINFO_PARMSW *)ptr; if (dwParam1 & MCI_NOTIFY) mci_sysinfoW->dwCallback = mci_sysinfoA->dwCallback; /* Size is measured in numbers of characters, despite what MSDN says. */ mci_sysinfoW->dwRetSize = mci_sysinfoA->dwRetSize; mci_sysinfoW->lpstrReturn = HeapAlloc(GetProcessHeap(), 0, mci_sysinfoW->dwRetSize * sizeof(WCHAR)); mci_sysinfoW->dwNumber = mci_sysinfoA->dwNumber; mci_sysinfoW->wDeviceType = mci_sysinfoA->wDeviceType; return 1; } return 0; case MCI_INFO: { MCI_DGV_INFO_PARMSA *mci_infoA = (MCI_DGV_INFO_PARMSA *)*dwParam2; MCI_DGV_INFO_PARMSW *mci_infoW; DWORD_PTR *ptr; ptr = HeapAlloc(GetProcessHeap(), 0, sizeof(*mci_infoW) + sizeof(DWORD_PTR)); if (!ptr) return -1; *ptr++ = *dwParam2; /* save the previous pointer */ *dwParam2 = (DWORD_PTR)ptr; mci_infoW = (MCI_DGV_INFO_PARMSW *)ptr; if (dwParam1 & MCI_NOTIFY) mci_infoW->dwCallback = mci_infoA->dwCallback; /* Size is measured in numbers of characters. */ mci_infoW->dwRetSize = mci_infoA->dwRetSize; mci_infoW->lpstrReturn = HeapAlloc(GetProcessHeap(), 0, mci_infoW->dwRetSize * sizeof(WCHAR)); if (dwParam1 & MCI_DGV_INFO_ITEM) mci_infoW->dwItem = mci_infoA->dwItem; return 1; } case MCI_SAVE: case MCI_LOAD: case MCI_CAPTURE: case MCI_RESTORE: { /* All these commands have the same layout: callback + string + optional rect */ MCI_OVLY_LOAD_PARMSA *mci_loadA = (MCI_OVLY_LOAD_PARMSA *)*dwParam2; MCI_OVLY_LOAD_PARMSW *mci_loadW; mci_loadW = HeapAlloc(GetProcessHeap(), 0, sizeof(*mci_loadW)); if (!mci_loadW) return -1; *dwParam2 = (DWORD_PTR)mci_loadW; if (dwParam1 & MCI_NOTIFY) mci_loadW->dwCallback = mci_loadA->dwCallback; mci_loadW->lpfilename = MCI_strdupAtoW(mci_loadA->lpfilename); if ((MCI_SAVE == msg && dwParam1 & MCI_DGV_RECT) || (MCI_LOAD == msg && dwParam1 & MCI_OVLY_RECT) || (MCI_CAPTURE == msg && dwParam1 & MCI_DGV_CAPTURE_AT) || (MCI_RESTORE == msg && dwParam1 & MCI_DGV_RESTORE_AT)) mci_loadW->rc = mci_loadA->rc; return 1; } case MCI_SOUND: case MCI_ESCAPE: { /* All these commands have the same layout: callback + string */ MCI_VD_ESCAPE_PARMSA *mci_vd_escapeA = (MCI_VD_ESCAPE_PARMSA *)*dwParam2; MCI_VD_ESCAPE_PARMSW *mci_vd_escapeW; mci_vd_escapeW = HeapAlloc(GetProcessHeap(), 0, sizeof(*mci_vd_escapeW)); if (!mci_vd_escapeW) return -1; *dwParam2 = (DWORD_PTR)mci_vd_escapeW; if (dwParam1 & MCI_NOTIFY) mci_vd_escapeW->dwCallback = mci_vd_escapeA->dwCallback; mci_vd_escapeW->lpstrCommand = MCI_strdupAtoW(mci_vd_escapeA->lpstrCommand); return 1; } case MCI_SETAUDIO: case MCI_SETVIDEO: if (!(dwParam1 & (MCI_DGV_SETVIDEO_QUALITY | MCI_DGV_SETVIDEO_ALG | MCI_DGV_SETAUDIO_QUALITY | MCI_DGV_SETAUDIO_ALG))) return 0; /* fall through to default */ case MCI_RESERVE: case MCI_QUALITY: case MCI_LIST: default: FIXME("Message %s needs translation\n", MCI_MessageToString(msg)); return 0; /* pass through untouched */ } } static void MCI_UnmapMsgAtoW(UINT msg, DWORD_PTR dwParam1, DWORD_PTR dwParam2, DWORD result) { switch (msg) { case MCI_OPEN: { DWORD_PTR *ptr = (DWORD_PTR *)dwParam2 - 1; MCI_OPEN_PARMSA *mci_openA = (MCI_OPEN_PARMSA *)*ptr; MCI_OPEN_PARMSW *mci_openW = (MCI_OPEN_PARMSW *)dwParam2; mci_openA->wDeviceID = mci_openW->wDeviceID; if (dwParam1 & MCI_OPEN_TYPE) { if (!(dwParam1 & MCI_OPEN_TYPE_ID)) HeapFree(GetProcessHeap(), 0, (LPWSTR)mci_openW->lpstrDeviceType); } if (dwParam1 & MCI_OPEN_ELEMENT) { if (!(dwParam1 & MCI_OPEN_ELEMENT_ID)) HeapFree(GetProcessHeap(), 0, (LPWSTR)mci_openW->lpstrElementName); } if (dwParam1 & MCI_OPEN_ALIAS) HeapFree(GetProcessHeap(), 0, (LPWSTR)mci_openW->lpstrAlias); HeapFree(GetProcessHeap(), 0, ptr); } break; case MCI_WINDOW: if (dwParam1 & MCI_ANIM_WINDOW_TEXT) { MCI_ANIM_WINDOW_PARMSW *mci_windowW = (MCI_ANIM_WINDOW_PARMSW *)dwParam2; HeapFree(GetProcessHeap(), 0, (void*)mci_windowW->lpstrText); HeapFree(GetProcessHeap(), 0, mci_windowW); } break; case MCI_SYSINFO: if (dwParam1 & (MCI_SYSINFO_INSTALLNAME | MCI_SYSINFO_NAME)) { DWORD_PTR *ptr = (DWORD_PTR *)dwParam2 - 1; MCI_SYSINFO_PARMSA *mci_sysinfoA = (MCI_SYSINFO_PARMSA *)*ptr; MCI_SYSINFO_PARMSW *mci_sysinfoW = (MCI_SYSINFO_PARMSW *)dwParam2; if (!result) { WideCharToMultiByte(CP_ACP, 0, mci_sysinfoW->lpstrReturn, -1, mci_sysinfoA->lpstrReturn, mci_sysinfoA->dwRetSize, NULL, NULL); } HeapFree(GetProcessHeap(), 0, mci_sysinfoW->lpstrReturn); HeapFree(GetProcessHeap(), 0, ptr); } break; case MCI_INFO: { DWORD_PTR *ptr = (DWORD_PTR *)dwParam2 - 1; MCI_INFO_PARMSA *mci_infoA = (MCI_INFO_PARMSA *)*ptr; MCI_INFO_PARMSW *mci_infoW = (MCI_INFO_PARMSW *)dwParam2; if (!result) { WideCharToMultiByte(CP_ACP, 0, mci_infoW->lpstrReturn, -1, mci_infoA->lpstrReturn, mci_infoA->dwRetSize, NULL, NULL); } HeapFree(GetProcessHeap(), 0, mci_infoW->lpstrReturn); HeapFree(GetProcessHeap(), 0, ptr); } break; case MCI_SAVE: case MCI_LOAD: case MCI_CAPTURE: case MCI_RESTORE: { /* All these commands have the same layout: callback + string + optional rect */ MCI_OVLY_LOAD_PARMSW *mci_loadW = (MCI_OVLY_LOAD_PARMSW *)dwParam2; HeapFree(GetProcessHeap(), 0, (void*)mci_loadW->lpfilename); HeapFree(GetProcessHeap(), 0, mci_loadW); } break; case MCI_SOUND: case MCI_ESCAPE: { /* All these commands have the same layout: callback + string */ MCI_VD_ESCAPE_PARMSW *mci_vd_escapeW = (MCI_VD_ESCAPE_PARMSW *)dwParam2; HeapFree(GetProcessHeap(), 0, (void*)mci_vd_escapeW->lpstrCommand); HeapFree(GetProcessHeap(), 0, mci_vd_escapeW); } break; default: FIXME("Message %s needs unmapping\n", MCI_MessageToString(msg)); break; } } /************************************************************************** * MCI_GetDevTypeFromFileName [internal] */ static DWORD MCI_GetDevTypeFromFileName(LPCWSTR fileName, LPWSTR buf, UINT len) { LPCWSTR tmp; HKEY hKey; static const WCHAR keyW[] = {'S','O','F','T','W','A','R','E','\\','M','i','c','r','o','s','o','f','t','\\', 'W','i','n','d','o','w','s',' ','N','T','\\','C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\', 'M','C','I',' ','E','x','t','e','n','s','i','o','n','s',0}; if ((tmp = wcsrchr(fileName, '.'))) { if (RegOpenKeyExW( HKEY_LOCAL_MACHINE, keyW, 0, KEY_QUERY_VALUE, &hKey ) == ERROR_SUCCESS) { DWORD dwLen = len; LONG lRet = RegQueryValueExW( hKey, tmp + 1, 0, 0, (void*)buf, &dwLen ); RegCloseKey( hKey ); if (lRet == ERROR_SUCCESS) return 0; } TRACE("No ...\\MCI Extensions entry for %s found.\n", debugstr_w(tmp)); } return MCIERR_EXTENSION_NOT_FOUND; } /************************************************************************** * MCI_GetDevTypeFromResource [internal] */ static UINT MCI_GetDevTypeFromResource(LPCWSTR lpstrName) { WCHAR buf[32]; UINT uDevType; for (uDevType = MCI_DEVTYPE_FIRST; uDevType <= MCI_DEVTYPE_LAST; uDevType++) { if (LoadStringW(hWinMM32Instance, uDevType, buf, ARRAY_SIZE(buf))) { /* FIXME: ignore digits suffix */ if (!wcsicmp(buf, lpstrName)) return uDevType; } } return 0; } #define MAX_MCICMDTABLE 20 #define MCI_COMMAND_TABLE_NOT_LOADED 0xFFFE typedef struct tagWINE_MCICMDTABLE { UINT uDevType; HGLOBAL hMem; const BYTE* lpTable; UINT nVerbs; /* number of verbs in command table */ LPCWSTR* 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) { const BYTE* lmem; LPCWSTR 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 { str = (LPCWSTR)lmem; lmem += (lstrlenW(str) + 1) * sizeof(WCHAR); flg = *(const DWORD*)lmem; eid = *(const WORD*)(lmem + sizeof(DWORD)); lmem += sizeof(DWORD) + sizeof(WORD); idx ++; /* TRACE("cmd=%s %08lx %04x\n", debugstr_w(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_HWND: /* Occurs inside MCI_CONSTANT as in "window handle default" */ case MCI_HPAL: case MCI_HDC: 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); return TRUE; } /************************************************************************** * MCI_DumpCommandTable [internal] */ static BOOL MCI_DumpCommandTable(UINT uTbl) { const BYTE* lmem; LPCWSTR str; WORD eid; if (!MCI_IsCommandTableValid(uTbl)) { ERR("Ooops: %d is not valid\n", uTbl); return FALSE; } lmem = S_MciCmdTable[uTbl].lpTable; do { do { /* DWORD flg; */ str = (LPCWSTR)lmem; lmem += (lstrlenW(str) + 1) * sizeof(WCHAR); /* flg = *(const DWORD*)lmem; */ eid = *(const WORD*)(lmem + sizeof(DWORD)); /* TRACE("cmd=%s %08lx %04x\n", debugstr_w(str), flg, eid); */ lmem += sizeof(DWORD) + sizeof(WORD); } while (eid != MCI_END_COMMAND && eid != MCI_END_COMMAND_LIST); /* EPP 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; WCHAR buf[32]; LPCWSTR 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 (LoadStringW(hWinMM32Instance, uDevType, buf, ARRAY_SIZE(buf))) { str = buf; } } else if (uDevType == 0) { static const WCHAR wszCore[] = {'C','O','R','E',0}; str = wszCore; } uTbl = MCI_NO_COMMAND_TABLE; if (str) { HRSRC hRsrc = FindResourceW(hWinMM32Instance, str, (LPCWSTR)RT_RCDATA); HANDLE hMem = 0; if (hRsrc) hMem = LoadResource(hWinMM32Instance, hRsrc); if (hMem) { uTbl = MCI_SetCommandTable(hMem, uDevType); } else { WARN("No command table found in resource %p[%s]\n", hWinMM32Instance, debugstr_w(str)); } } TRACE("=> %d\n", uTbl); return uTbl; } /************************************************************************** * MCI_SetCommandTable [internal] */ static UINT MCI_SetCommandTable(HGLOBAL hMem, UINT uDevType) { int uTbl; static BOOL bInitDone = FALSE; /* * The CORE command table must be loaded first, so that MCI_GetCommandTable() * can be called with 0 as a uDevType to retrieve it. * */ if (!bInitDone) { bInitDone = TRUE; MCI_GetCommandTable(0); } TRACE("(%p, %u)\n", hMem, uDevType); for (uTbl = 0; uTbl < MAX_MCICMDTABLE; uTbl++) { if (!S_MciCmdTable[uTbl].lpTable) { const BYTE* lmem; LPCWSTR str; WORD eid; WORD count; S_MciCmdTable[uTbl].uDevType = uDevType; S_MciCmdTable[uTbl].lpTable = LockResource(hMem); S_MciCmdTable[uTbl].hMem = hMem; if (TRACE_ON(mci)) { MCI_DumpCommandTable(uTbl); } /* create the verbs table */ /* get # of entries */ lmem = S_MciCmdTable[uTbl].lpTable; count = 0; do { str = (LPCWSTR)lmem; lmem += (lstrlenW(str) + 1) * sizeof(WCHAR); eid = *(const WORD*)(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(LPCWSTR)); S_MciCmdTable[uTbl].nVerbs = count; lmem = S_MciCmdTable[uTbl].lpTable; count = 0; do { str = (LPCWSTR)lmem; lmem += (lstrlenW(str) + 1) * sizeof(WCHAR); eid = *(const WORD*)(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_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_cs); for (tmp = &MciDrivers; *tmp; tmp = &(*tmp)->lpNext) { if (*tmp == wmd) { *tmp = wmd->lpNext; break; } } LeaveCriticalSection(&WINMM_cs); HeapFree(GetProcessHeap(), 0, wmd->lpstrDeviceType); HeapFree(GetProcessHeap(), 0, wmd->lpstrAlias); HeapFree(GetProcessHeap(), 0, wmd); return TRUE; } /************************************************************************** * MCI_OpenMciDriver [internal] */ static BOOL MCI_OpenMciDriver(LPWINE_MCIDRIVER wmd, LPCWSTR drvTyp, DWORD_PTR lp) { WCHAR libName[128]; if (!DRIVER_GetLibName(drvTyp, wszMci, libName, sizeof(libName))) return FALSE; /* First load driver */ wmd->hDriver = (HDRVR)DRIVER_TryOpenDriver32(libName, lp); return wmd->hDriver != NULL; } /************************************************************************** * MCI_LoadMciDriver [internal] */ static DWORD MCI_LoadMciDriver(LPCWSTR _strDevTyp, LPWINE_MCIDRIVER* lpwmd) { LPWSTR strDevTyp = str_dup_upper(_strDevTyp); LPWINE_MCIDRIVER wmd = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*wmd)); MCI_OPEN_DRIVER_PARMSW 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_cs); /* wmd must be inserted in list before sending opening the driver, because it * may want to lookup at wDevID */ wmd->lpNext = MciDrivers; MciDrivers = wmd; for (modp.wDeviceID = MCI_MAGIC; MCI_GetDriver(modp.wDeviceID) != 0; modp.wDeviceID++); wmd->wDeviceID = modp.wDeviceID; LeaveCriticalSection(&WINMM_cs); TRACE("wDevID=%04X\n", modp.wDeviceID); modp.lpstrParams = NULL; if (!MCI_OpenMciDriver(wmd, strDevTyp, (DWORD_PTR)&modp)) { /* silence warning if all is used... some bogus program use commands like * 'open all'... */ if (wcsicmp(strDevTyp, wszAll) == 0) { dwRet = MCIERR_CANNOT_USE_ALL; } else { FIXME("Couldn't load driver for type %s.\n", debugstr_w(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, debugstr_w(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_SendCommandFrom32 [internal] */ static DWORD MCI_SendCommandFrom32(MCIDEVICEID wDevID, UINT16 wMsg, DWORD_PTR dwParam1, DWORD_PTR dwParam2) { DWORD dwRet = MCIERR_INVALID_DEVICE_ID; LPWINE_MCIDRIVER wmd = MCI_GetDriver(wDevID); if (wmd) { if(wmd->CreatorThread != GetCurrentThreadId()) return MCIERR_INVALID_DEVICE_NAME; dwRet = SendDriverMessage(wmd->hDriver, wMsg, dwParam1, dwParam2); } return dwRet; } /************************************************************************** * MCI_FinishOpen [internal] * * Three modes of operation: * 1 open foo.ext ... -> OPEN_ELEMENT with lpstrElementName=foo.ext * open sequencer!foo.ext same with lpstrElementName=foo.ext * 2 open new type waveaudio -> OPEN_ELEMENT with empty ("") lpstrElementName * 3 open sequencer -> OPEN_ELEMENT unset, and * capability sequencer (auto-open) likewise */ static DWORD MCI_FinishOpen(LPWINE_MCIDRIVER wmd, LPMCI_OPEN_PARMSW lpParms, DWORD dwParam) { LPCWSTR alias = NULL; /* Open always defines an alias for further reference */ if (dwParam & MCI_OPEN_ALIAS) { /* open ... alias */ alias = lpParms->lpstrAlias; if (MCI_GetDriverFromString(alias)) return MCIERR_DUPLICATE_ALIAS; } else { if ((dwParam & MCI_OPEN_ELEMENT) /* open file.wav */ && !(dwParam & MCI_OPEN_ELEMENT_ID)) alias = lpParms->lpstrElementName; else if (dwParam & MCI_OPEN_TYPE ) /* open cdaudio */ alias = wmd->lpstrDeviceType; if (alias && MCI_GetDriverFromString(alias)) return MCIERR_DEVICE_OPEN; } if (alias) { wmd->lpstrAlias = HeapAlloc(GetProcessHeap(), 0, (lstrlenW(alias)+1) * sizeof(WCHAR)); if (!wmd->lpstrAlias) return MCIERR_OUT_OF_MEMORY; lstrcpyW( wmd->lpstrAlias, alias); /* In most cases, natives adds MCI_OPEN_ALIAS to the flags passed to the driver. * Don't. The drivers don't care about the winmm alias. */ } lpParms->wDeviceID = wmd->wDeviceID; return MCI_SendCommandFrom32(wmd->wDeviceID, MCI_OPEN_DRIVER, dwParam, (DWORD_PTR)lpParms); } /************************************************************************** * MCI_FindCommand [internal] */ static LPCWSTR MCI_FindCommand(UINT uTbl, LPCWSTR 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 (wcsicmp(S_MciCmdTable[uTbl].aVerbs[idx], verb) == 0) return S_MciCmdTable[uTbl].aVerbs[idx]; } return NULL; } /************************************************************************** * MCI_GetReturnType [internal] */ static DWORD MCI_GetReturnType(LPCWSTR lpCmd) { lpCmd = (LPCWSTR)((const BYTE*)(lpCmd + lstrlenW(lpCmd) + 1) + sizeof(DWORD) + sizeof(WORD)); if (*lpCmd == '\0' && *(const WORD*)((const BYTE*)(lpCmd + 1) + sizeof(DWORD)) == MCI_RETURN) { return *(const DWORD*)(lpCmd + 1); } return 0L; } /************************************************************************** * MCI_GetMessage [internal] */ static WORD MCI_GetMessage(LPCWSTR lpCmd) { return (WORD)*(const DWORD*)(lpCmd + lstrlenW(lpCmd) + 1); } /************************************************************************** * MCI_GetDWord [internal] * * Accept 0 -1 255 255:0 255:255:255:255 :::1 1::: 2::3 ::4: 12345678 * Refuse -1:0 0:-1 :: 256:0 1:256 0::::1 */ static BOOL MCI_GetDWord(DWORD* data, LPWSTR* ptr) { LPWSTR ret = *ptr; DWORD total = 0, shift = 0; BOOL sign = FALSE, digits = FALSE; while (*ret == ' ' || *ret == '\t') ret++; if (*ret == '-') { ret++; sign = TRUE; } for(;;) { DWORD val = 0; while ('0' <= *ret && *ret <= '9') { val = *ret++ - '0' + 10 * val; digits = TRUE; } switch (*ret) { case '\0': break; case '\t': case ' ': ret++; break; default: return FALSE; case ':': if ((val >= 256) || (shift >= 24)) return FALSE; total |= val << shift; shift += 8; ret++; continue; } if (!digits) return FALSE; if (shift && (val >= 256 || sign)) return FALSE; total |= val << shift; *data = sign ? -total : total; *ptr = ret; return TRUE; } } /************************************************************************** * MCI_GetString [internal] */ static DWORD MCI_GetString(LPWSTR* str, LPWSTR* args) { LPWSTR ptr = *args; /* see if we have a quoted string */ if (*ptr == '"') { ptr = wcschr(*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; } else { ptr = wcschr(ptr, ' '); if (ptr) { *ptr++ = '\0'; } else { ptr = *args + lstrlenW(*args); } *str = *args; } *args = ptr; return 0; } #define MCI_DATA_SIZE 16 /************************************************************************** * MCI_ParseOptArgs [internal] */ static DWORD MCI_ParseOptArgs(DWORD* data, int _offset, LPCWSTR lpCmd, LPWSTR args, LPDWORD dwFlags) { int len, offset; const char* lmem; LPCWSTR str; DWORD dwRet, flg, cflg = 0; WORD eid; BOOL inCst, found; /* loop on arguments */ while (*args) { lmem = (const char*)lpCmd; found = inCst = FALSE; offset = _offset; /* skip any leading white space(s) */ while (*args == ' ') args++; TRACE("args=%s\n", debugstr_w(args)); do { /* loop on options for command table for the requested verb */ str = (LPCWSTR)lmem; lmem += ((len = lstrlenW(str)) + 1) * sizeof(WCHAR); flg = *(const DWORD*)lmem; eid = *(const WORD*)(lmem + sizeof(DWORD)); lmem += sizeof(DWORD) + sizeof(WORD); /* TRACE("\tcmd=%s inCst=%c eid=%04x\n", debugstr_w(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; case MCI_RETURN: if (offset != _offset) { FIXME("MCI_RETURN not in first position\n"); return MCIERR_PARSER_INTERNAL; } } if (wcsnicmp(args, str, len) == 0 && ((eid == MCI_STRING && 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; TRACE("flag=%08x\n", flg); break; case MCI_HWND: case MCI_HPAL: case MCI_HDC: case MCI_INTEGER: if (inCst) { data[offset] |= flg; *dwFlags |= cflg; inCst = FALSE; TRACE("flag=%08x constant=%08x\n", cflg, flg); } else { *dwFlags |= flg; if (!MCI_GetDWord(&(data[offset]), &args)) { return MCIERR_BAD_INTEGER; } TRACE("flag=%08x int=%d\n", flg, data[offset]); } 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)) { return MCIERR_BAD_INTEGER; } TRACE("flag=%08x for rectangle\n", flg); break; case MCI_STRING: *dwFlags |= flg; if ((dwRet = MCI_GetString((LPWSTR*)&data[offset], &args))) return dwRet; TRACE("flag=%08x string=%s\n", flg, debugstr_w(*(LPWSTR*)&data[offset])); 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_HWND: case MCI_HPAL: case MCI_HDC: if (!inCst) offset += sizeof(HANDLE)/sizeof(DWORD); break; case MCI_INTEGER: if (!inCst) offset++; break; case MCI_END_CONSTANT: offset++; break; case MCI_STRING: offset += sizeof(LPWSTR)/sizeof(DWORD); break; case MCI_RECT: offset += 4; break; default: ERR("oops\n"); } } } while (eid != MCI_END_COMMAND); if (!found) { WARN("Optarg %s not found\n", debugstr_w(args)); return MCIERR_UNRECOGNIZED_COMMAND; } if (offset == MCI_DATA_SIZE) { FIXME("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, MCI_GENERIC_PARMS *params, LPWSTR lpstrRet, UINT uRetLen) { static const WCHAR fmt_d [] = {'%','d',0}; static const WCHAR fmt_d4 [] = {'%','d',' ','%','d',' ','%','d',' ','%','d',0}; static const WCHAR wszCol3[] = {'%','0','2','d',':','%','0','2','d',':','%','0','2','d',0}; static const WCHAR wszCol4[] = {'%','0','2','d',':','%','0','2','d',':','%','0','2','d',':','%','0','2','d',0}; if (lpstrRet) { switch (retType) { case 0: /* nothing to return */ break; case MCI_INTEGER: { DWORD data = *(DWORD *)(params + 1); switch (dwRet & 0xFFFF0000ul) { case 0: case MCI_INTEGER_RETURNED: swprintf(lpstrRet, uRetLen, fmt_d, data); break; case MCI_RESOURCE_RETURNED: /* return string which ID is HIWORD(data), * string is loaded from mmsystem.dll */ LoadStringW(hWinMM32Instance, HIWORD(data), lpstrRet, uRetLen); break; case MCI_RESOURCE_RETURNED|MCI_RESOURCE_DRIVER: /* return string which ID is HIWORD(data), * string is loaded from driver */ /* FIXME: this is wrong for a 16 bit handle */ LoadStringW(GetDriverModuleHandle(wmd->hDriver), HIWORD(data), lpstrRet, uRetLen); break; case MCI_COLONIZED3_RETURN: swprintf(lpstrRet, uRetLen, wszCol3, LOBYTE(LOWORD(data)), HIBYTE(LOWORD(data)), LOBYTE(HIWORD(data))); break; case MCI_COLONIZED4_RETURN: swprintf(lpstrRet, uRetLen, wszCol4, LOBYTE(LOWORD(data)), HIBYTE(LOWORD(data)), LOBYTE(HIWORD(data)), HIBYTE(HIWORD(data))); break; default: ERR("Ooops (%04X)\n", HIWORD(dwRet)); } break; } #ifdef MCI_INTEGER64 case MCI_INTEGER64: { static const WCHAR fmt_ld [] = {'%','l','d',0}; DWORD_PTR data = *(DWORD_PTR *)(params + 1); switch (dwRet & 0xFFFF0000ul) { case 0: case MCI_INTEGER_RETURNED: swprintf(lpstrRet, uRetLen, fmt_ld, data); break; case MCI_RESOURCE_RETURNED: /* return string which ID is HIWORD(data), * string is loaded from mmsystem.dll */ LoadStringW(hWinMM32Instance, HIWORD(data), lpstrRet, uRetLen); break; case MCI_RESOURCE_RETURNED|MCI_RESOURCE_DRIVER: /* return string which ID is HIWORD(data), * string is loaded from driver */ /* FIXME: this is wrong for a 16 bit handle */ LoadStringW(GetDriverModuleHandle(wmd->hDriver), HIWORD(data), lpstrRet, uRetLen); break; case MCI_COLONIZED3_RETURN: swprintf(lpstrRet, uRetLen, wszCol3, LOBYTE(LOWORD(data)), HIBYTE(LOWORD(data)), LOBYTE(HIWORD(data))); break; case MCI_COLONIZED4_RETURN: swprintf(lpstrRet, uRetLen, wszCol4, LOBYTE(LOWORD(data)), HIBYTE(LOWORD(data)), LOBYTE(HIWORD(data)), HIBYTE(HIWORD(data))); break; default: ERR("Ooops (%04X)\n", HIWORD(dwRet)); } break; } #endif case MCI_STRING: switch (dwRet & 0xFFFF0000ul) { case 0: /* nothing to do data[0] == lpstrRet */ break; case MCI_INTEGER_RETURNED: { DWORD *data = (DWORD *)(params + 1); *data = *(LPDWORD)lpstrRet; swprintf(lpstrRet, uRetLen, fmt_d, *data); break; } default: WARN("Oooch. MCI_STRING and HIWORD(dwRet)=%04x\n", HIWORD(dwRet)); break; } break; case MCI_RECT: { DWORD *data = (DWORD *)(params + 1); if (dwRet & 0xFFFF0000ul) WARN("Oooch. MCI_STRING and HIWORD(dwRet)=%04x\n", HIWORD(dwRet)); swprintf(lpstrRet, uRetLen, fmt_d4, data[0], data[1], data[2], data[3]); break; } default: FIXME("Unknown MCI return type %d\n", retType); } } return LOWORD(dwRet); } /************************************************************************** * mciSendStringW [WINMM.@] */ DWORD WINAPI mciSendStringW(LPCWSTR lpstrCommand, LPWSTR lpstrRet, UINT uRetLen, HWND hwndCallback) { LPWSTR verb, dev, args, devType = NULL; LPWINE_MCIDRIVER wmd = 0; MCIDEVICEID uDevID, auto_open = 0; DWORD dwFlags = 0, dwRet = 0; int offset = 0; DWORD retType; LPCWSTR lpCmd = 0; WORD wMsg = 0; static const WCHAR wszNew[] = {'n','e','w',0}; static const WCHAR wszSAliasS[] = {' ','a','l','i','a','s',' ',0}; static const WCHAR wszTypeS[] = {'t','y','p','e',' ',0}; union { MCI_GENERIC_PARMS generic; MCI_OPEN_PARMSW open; MCI_SOUND_PARMSW sound; MCI_SYSINFO_PARMSW sysinfo; DWORD dw[MCI_DATA_SIZE]; } data; TRACE("(%s, %p, %d, %p)\n", debugstr_w(lpstrCommand), lpstrRet, uRetLen, hwndCallback); if (lpstrRet && uRetLen) *lpstrRet = '\0'; if (!lpstrCommand[0]) return MCIERR_MISSING_COMMAND_STRING; /* format is */ if (!(verb = HeapAlloc(GetProcessHeap(), 0, (lstrlenW(lpstrCommand)+1) * sizeof(WCHAR)))) return MCIERR_OUT_OF_MEMORY; lstrcpyW( verb, lpstrCommand ); CharLowerW(verb); memset(&data, 0, sizeof(data)); if (!(args = wcschr(verb, ' '))) { dwRet = MCIERR_MISSING_DEVICE_NAME; goto errCleanUp; } *args++ = '\0'; if ((dwRet = MCI_GetString(&dev, &args))) { goto errCleanUp; } uDevID = wcsicmp(dev, wszAll) ? 0 : MCI_ALL_DEVICE_ID; /* Determine devType from open */ if (!wcscmp(verb, wszOpen)) { LPWSTR tmp; WCHAR buf[128]; /* case dev == 'new' has to be handled */ if (!wcscmp(dev, wszNew)) { dev = 0; if ((devType = wcsstr(args, wszTypeS)) != NULL) { devType += 5; tmp = wcschr(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 { WARN("open new requires device type\n"); dwRet = MCIERR_MISSING_DEVICE_NAME; goto errCleanUp; } dwFlags |= MCI_OPEN_ELEMENT; data.open.lpstrElementName = &wszNull[0]; } else if ((devType = wcschr(dev, '!')) != NULL) { *devType++ = '\0'; tmp = devType; devType = dev; dev = tmp; dwFlags |= MCI_OPEN_TYPE; data.open.lpstrDeviceType = devType; devType = str_dup_upper(devType); dwFlags |= MCI_OPEN_ELEMENT; data.open.lpstrElementName = dev; } else if (DRIVER_GetLibName(dev, wszMci, buf, sizeof(buf))) { /* this is the name of a mci driver's type */ tmp = wcschr(dev, ' '); if (tmp) *tmp = '\0'; data.open.lpstrDeviceType = dev; devType = str_dup_upper(dev); if (tmp) *tmp = ' '; dwFlags |= MCI_OPEN_TYPE; } else { if ((devType = wcsstr(args, wszTypeS)) != NULL) { devType += 5; tmp = wcschr(devType, ' '); if (tmp) *tmp = '\0'; devType = str_dup_upper(devType); if (tmp) *tmp = ' '; /* dwFlags and lpstrDeviceType will be correctly set in ParseOpt loop */ } else { if ((dwRet = MCI_GetDevTypeFromFileName(dev, buf, sizeof(buf)))) goto errCleanUp; devType = str_dup_upper(buf); } dwFlags |= MCI_OPEN_ELEMENT; data.open.lpstrElementName = dev; } if (MCI_ALL_DEVICE_ID == uDevID) { dwRet = MCIERR_CANNOT_USE_ALL; goto errCleanUp; } if (!wcsstr(args, wszSAliasS) && !dev) { dwRet = MCIERR_NEW_REQUIRES_ALIAS; goto errCleanUp; } dwRet = MCI_LoadMciDriver(devType, &wmd); if (dwRet == MCIERR_DEVICE_NOT_INSTALLED) dwRet = MCIERR_INVALID_DEVICE_NAME; if (dwRet) goto errCleanUp; } else if ((MCI_ALL_DEVICE_ID != uDevID) && !(wmd = MCI_GetDriver(mciGetDeviceIDW(dev))) && (lpCmd = MCI_FindCommand(MCI_GetCommandTable(0), verb))) { /* auto-open uses the core command table */ switch (MCI_GetMessage(lpCmd)) { case MCI_SOUND: /* command does not use a device name */ case MCI_SYSINFO: break; case MCI_CLOSE: /* don't auto-open for close */ case MCI_BREAK: /* no auto-open for system commands */ dwRet = MCIERR_INVALID_DEVICE_NAME; goto errCleanUp; break; default: { static const WCHAR wszOpenWait[] = {'o','p','e','n',' ','%','s',' ','w','a','i','t',0}; WCHAR buf[138], retbuf[6]; swprintf(buf, ARRAY_SIZE(buf), wszOpenWait, dev); /* open via mciSendString handles quoting, dev!file syntax and alias creation */ if ((dwRet = mciSendStringW(buf, retbuf, ARRAY_SIZE(retbuf), 0)) != 0) goto errCleanUp; auto_open = wcstoul(retbuf, NULL, 10); TRACE("auto-opened %u for %s\n", auto_open, debugstr_w(dev)); /* FIXME: test for notify flag (how to preparse?) before opening */ wmd = MCI_GetDriver(auto_open); if (!wmd) { ERR("No auto-open device %u\n", auto_open); 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", debugstr_w(verb)); dwRet = MCIERR_UNRECOGNIZED_COMMAND; goto errCleanUp; } wMsg = MCI_GetMessage(lpCmd); /* set return information */ offset = sizeof(data.generic); switch (retType = MCI_GetReturnType(lpCmd)) { case 0: break; case MCI_INTEGER: offset += sizeof(DWORD); break; case MCI_STRING: data.sysinfo.lpstrReturn = lpstrRet; data.sysinfo.dwRetSize = uRetLen; offset = FIELD_OFFSET( MCI_SYSINFO_PARMSW, dwNumber ); break; case MCI_RECT: offset += 4 * sizeof(DWORD); break; #ifdef MCI_INTEGER64 case MCI_INTEGER64: offset += sizeof(DWORD_PTR); break; #endif default: FIXME("Unknown MCI return type %d\n", retType); dwRet = MCIERR_PARSER_INTERNAL; goto errCleanUp; } TRACE("verb=%s on dev=%s; offset=%d\n", debugstr_w(verb), debugstr_w(dev), offset); if ((dwRet = MCI_ParseOptArgs(data.dw, offset / sizeof(DWORD), lpCmd, args, &dwFlags))) goto errCleanUp; /* set up call back */ if (auto_open) { if (dwFlags & MCI_NOTIFY) { dwRet = MCIERR_NOTIFY_ON_AUTO_OPEN; goto errCleanUp; } /* FIXME: the command should get its own notification window set up and * ask for device closing while processing the notification mechanism. * hwndCallback = ... * dwFlags |= MCI_NOTIFY; * In the meantime special-case all commands but PLAY and RECORD below. */ } if (dwFlags & MCI_NOTIFY) { data.generic.dwCallback = (DWORD_PTR)hwndCallback; } switch (wMsg) { case MCI_OPEN: if (wcscmp(verb, wszOpen)) { FIXME("Cannot open with command %s\n", debugstr_w(verb)); dwRet = MCIERR_DRIVER_INTERNAL; wMsg = 0; goto errCleanUp; } break; case MCI_SYSINFO: /* Requirements on dev depend on the flags: * alias with INSTALLNAME, name like "digitalvideo" * with QUANTITY and NAME. */ { data.sysinfo.wDeviceType = MCI_ALL_DEVICE_ID; if (uDevID != MCI_ALL_DEVICE_ID) { if (dwFlags & MCI_SYSINFO_INSTALLNAME) wmd = MCI_GetDriver(mciGetDeviceIDW(dev)); else if (!(data.sysinfo.wDeviceType = MCI_GetDevTypeFromResource(dev))) { dwRet = MCIERR_DEVICE_TYPE_REQUIRED; goto errCleanUp; } } } break; case MCI_SOUND: /* FIXME: name is optional, "sound" is a valid command. * FIXME: Parse "sound notify" as flag, not as name. */ data.sound.lpstrSoundName = dev; dwFlags |= MCI_SOUND_NAME; break; } TRACE("[%d, %s, %08x, %08x %08x %08x %08x %08x %08x %08x %08x %08x %08x]\n", wmd ? wmd->wDeviceID : uDevID, MCI_MessageToString(wMsg), dwFlags, data.dw[0], data.dw[1], data.dw[2], data.dw[3], data.dw[4], data.dw[5], data.dw[6], data.dw[7], data.dw[8], data.dw[9]); if (wMsg == MCI_OPEN) { if ((dwRet = MCI_FinishOpen(wmd, &data.open, dwFlags))) goto errCleanUp; /* FIXME: notification is not properly shared across two opens */ } else { dwRet = MCI_SendCommand(wmd ? wmd->wDeviceID : uDevID, wMsg, dwFlags, (DWORD_PTR)&data); } if (!LOWORD(dwRet)) { TRACE("=> 1/ %x (%s)\n", dwRet, debugstr_w(lpstrRet)); dwRet = MCI_HandleReturnValues(dwRet, wmd, retType, &data.generic, lpstrRet, uRetLen); TRACE("=> 2/ %x (%s)\n", dwRet, debugstr_w(lpstrRet)); } else TRACE("=> %x\n", dwRet); errCleanUp: if (auto_open) { /* PLAY and RECORD are the only known non-immediate commands */ if (LOWORD(dwRet) || !(wMsg == MCI_PLAY || wMsg == MCI_RECORD)) MCI_SendCommand(auto_open, MCI_CLOSE, 0, 0); else FIXME("leaking auto-open device %u\n", auto_open); } if (wMsg == MCI_OPEN && LOWORD(dwRet) && wmd) MCI_UnLoadMciDriver(wmd); HeapFree(GetProcessHeap(), 0, devType); HeapFree(GetProcessHeap(), 0, verb); return dwRet; } /************************************************************************** * mciSendStringA [WINMM.@] */ DWORD WINAPI mciSendStringA(LPCSTR lpstrCommand, LPSTR lpstrRet, UINT uRetLen, HWND hwndCallback) { LPWSTR lpwstrCommand; LPWSTR lpwstrRet = NULL; UINT ret; INT len; /* FIXME: is there something to do with lpstrReturnString ? */ len = MultiByteToWideChar( CP_ACP, 0, lpstrCommand, -1, NULL, 0 ); lpwstrCommand = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) ); MultiByteToWideChar( CP_ACP, 0, lpstrCommand, -1, lpwstrCommand, len ); if (lpstrRet) { if (uRetLen) *lpstrRet = '\0'; /* NT-w2k3 use memset(lpstrRet, 0, uRetLen); */ lpwstrRet = HeapAlloc(GetProcessHeap(), 0, uRetLen * sizeof(WCHAR)); if (!lpwstrRet) { HeapFree( GetProcessHeap(), 0, lpwstrCommand ); return MCIERR_OUT_OF_MEMORY; } } ret = mciSendStringW(lpwstrCommand, lpwstrRet, uRetLen, hwndCallback); if (!ret && lpwstrRet) WideCharToMultiByte( CP_ACP, 0, lpwstrRet, -1, lpstrRet, uRetLen, NULL, NULL ); HeapFree(GetProcessHeap(), 0, lpwstrCommand); HeapFree(GetProcessHeap(), 0, lpwstrRet); return ret; } /************************************************************************** * mciExecute [WINMM.@] */ BOOL 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 (%d)", ret); } MessageBoxA(0, strRet, "Error in mciExecute()", MB_OK); } /* FIXME: what shall I return ? */ return TRUE; } /************************************************************************** * mciLoadCommandResource [WINMM.@] * * Strangely, this function only exists as a UNICODE one. */ UINT WINAPI mciLoadCommandResource(HINSTANCE hInst, LPCWSTR resNameW, UINT type) { UINT ret = MCI_NO_COMMAND_TABLE; HRSRC hRsrc = 0; HGLOBAL hMem; 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 may 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)) && (hMem = LoadResource(hInst, hRsrc))) { ret = MCI_SetCommandTable(hMem, type); FreeResource(hMem); } else WARN("No command table found in module for %s\n", debugstr_w(resNameW)); TRACE("=> %04x\n", ret); return ret; } /************************************************************************** * mciFreeCommandResource [WINMM.@] */ BOOL WINAPI mciFreeCommandResource(UINT uTable) { TRACE("(%08x)!\n", uTable); if (uTable >= MAX_MCICMDTABLE || !S_MciCmdTable[uTable].lpTable) return FALSE; FreeResource(S_MciCmdTable[uTable].hMem); S_MciCmdTable[uTable].hMem = NULL; S_MciCmdTable[uTable].lpTable = NULL; HeapFree(GetProcessHeap(), 0, S_MciCmdTable[uTable].aVerbs); S_MciCmdTable[uTable].aVerbs = 0; S_MciCmdTable[uTable].nVerbs = 0; return TRUE; } /************************************************************************** * MCI_Open [internal] */ static DWORD MCI_Open(DWORD dwParam, LPMCI_OPEN_PARMSW lpParms) { WCHAR strDevTyp[128]; DWORD dwRet; LPWINE_MCIDRIVER wmd = NULL; TRACE("(%08X, %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=%08X\n", dwParam); #undef WINE_MCIDRIVER_SUPP strDevTyp[0] = 0; if (dwParam & MCI_OPEN_TYPE) { if (dwParam & MCI_OPEN_TYPE_ID) { WORD uDevType = LOWORD(lpParms->lpstrDeviceType); if (uDevType < MCI_DEVTYPE_FIRST || uDevType > MCI_DEVTYPE_LAST || !LoadStringW(hWinMM32Instance, uDevType, strDevTyp, ARRAY_SIZE(strDevTyp))) { dwRet = MCIERR_BAD_INTEGER; goto errCleanUp; } } else { LPWSTR ptr; if (lpParms->lpstrDeviceType == NULL) { dwRet = MCIERR_NULL_PARAMETER_BLOCK; goto errCleanUp; } lstrcpyW(strDevTyp, lpParms->lpstrDeviceType); ptr = wcschr(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 "); this code shall be correct */ if (dwParam & MCI_OPEN_ELEMENT) { ERR("Both MCI_OPEN_ELEMENT(%s) and %s are used\n", debugstr_w(lpParms->lpstrElementName), debugstr_w(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", debugstr_w(strDevTyp)); } if (dwParam & MCI_OPEN_ELEMENT) { TRACE("lpstrElementName=%s\n", debugstr_w(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))) { static const WCHAR wszCdAudio[] = {'C','D','A','U','D','I','O',0}; if (GetDriveTypeW(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 */ lstrcpyW(strDevTyp, wszCdAudio); } } 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", debugstr_w(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) [%08x], closing\n", dwRet); /* FIXME: is dwRet the correct ret code ? */ goto errCleanUp; } /* only handled devices fall through */ TRACE("wDevID=%04X wDeviceID=%d dwRet=%d\n", wmd->wDeviceID, lpParms->wDeviceID, dwRet); return 0; errCleanUp: if (wmd) MCI_UnLoadMciDriver(wmd); return dwRet; } /************************************************************************** * MCI_Close [internal] */ static DWORD MCI_Close(UINT wDevID, DWORD dwParam, LPMCI_GENERIC_PARMS lpParms) { DWORD dwRet; LPWINE_MCIDRIVER wmd; TRACE("(%04x, %08X, %p)\n", wDevID, dwParam, lpParms); /* Every device must handle MCI_NOTIFY on its own. */ if ((UINT16)wDevID == (UINT16)MCI_ALL_DEVICE_ID) { while (MciDrivers) { /* Retrieve the device ID under lock, but send the message without, * the driver might be calling some winmm functions from another * thread before being fully stopped. */ EnterCriticalSection(&WINMM_cs); if (!MciDrivers) { LeaveCriticalSection(&WINMM_cs); break; } wDevID = MciDrivers->wDeviceID; LeaveCriticalSection(&WINMM_cs); MCI_Close(wDevID, dwParam, lpParms); } return 0; } if (!(wmd = MCI_GetDriver(wDevID))) { return MCIERR_INVALID_DEVICE_ID; } if(wmd->CreatorThread != GetCurrentThreadId()) return MCIERR_INVALID_DEVICE_NAME; dwRet = MCI_SendCommandFrom32(wDevID, MCI_CLOSE_DRIVER, dwParam, (DWORD_PTR)lpParms); MCI_UnLoadMciDriver(wmd); return dwRet; } /************************************************************************** * MCI_WriteString [internal] */ static DWORD MCI_WriteString(LPWSTR lpDstStr, DWORD dstSize, LPCWSTR lpSrcStr) { DWORD ret = 0; if (lpSrcStr) { if (dstSize <= lstrlenW(lpSrcStr)) { ret = MCIERR_PARAM_OVERFLOW; } else { lstrcpyW(lpDstStr, lpSrcStr); } } else { *lpDstStr = 0; } return ret; } /************************************************************************** * MCI_Sysinfo [internal] */ static DWORD MCI_SysInfo(UINT uDevID, DWORD dwFlags, LPMCI_SYSINFO_PARMSW lpParms) { DWORD ret = MCIERR_INVALID_DEVICE_ID, cnt = 0; WCHAR buf[2048], *s, *p; LPWINE_MCIDRIVER wmd; HKEY hKey; if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK; if (lpParms->lpstrReturn == NULL) return MCIERR_PARAM_OVERFLOW; TRACE("(%08x, %08X, %p[num=%d, wDevTyp=%u])\n", uDevID, dwFlags, lpParms, lpParms->dwNumber, lpParms->wDeviceType); if ((WORD)MCI_ALL_DEVICE_ID == LOWORD(uDevID)) uDevID = MCI_ALL_DEVICE_ID; /* Be compatible with Win9x */ switch (dwFlags & ~(MCI_SYSINFO_OPEN|MCI_NOTIFY|MCI_WAIT)) { case MCI_SYSINFO_QUANTITY: if (lpParms->dwRetSize < sizeof(DWORD)) return MCIERR_PARAM_OVERFLOW; /* Win9x returns 0 for 0 < uDevID < (UINT16)MCI_ALL_DEVICE_ID */ if (uDevID == MCI_ALL_DEVICE_ID) { /* wDeviceType == MCI_ALL_DEVICE_ID is not recognized. */ if (dwFlags & MCI_SYSINFO_OPEN) { TRACE("MCI_SYSINFO_QUANTITY: # of open MCI drivers\n"); EnterCriticalSection(&WINMM_cs); for (wmd = MciDrivers; wmd; wmd = wmd->lpNext) { cnt++; } LeaveCriticalSection(&WINMM_cs); } else { TRACE("MCI_SYSINFO_QUANTITY: # of installed MCI drivers\n"); if (RegOpenKeyExW( HKEY_LOCAL_MACHINE, wszHklmMci, 0, KEY_QUERY_VALUE, &hKey ) == ERROR_SUCCESS) { RegQueryInfoKeyW( hKey, 0, 0, 0, &cnt, 0, 0, 0, 0, 0, 0, 0); RegCloseKey( hKey ); } if (GetPrivateProfileStringW(wszMci, 0, wszNull, buf, ARRAY_SIZE(buf), wszSystemIni)) for (s = buf; *s; s += lstrlenW(s) + 1) cnt++; } } else { if (dwFlags & MCI_SYSINFO_OPEN) { TRACE("MCI_SYSINFO_QUANTITY: # of open MCI drivers of type %d\n", lpParms->wDeviceType); EnterCriticalSection(&WINMM_cs); for (wmd = MciDrivers; wmd; wmd = wmd->lpNext) { if (wmd->wType == lpParms->wDeviceType) cnt++; } LeaveCriticalSection(&WINMM_cs); } else { TRACE("MCI_SYSINFO_QUANTITY: # of installed MCI drivers of type %d\n", lpParms->wDeviceType); FIXME("Don't know how to get # of MCI devices of a given type\n"); /* name = LoadStringW(hWinMM32Instance, LOWORD(lpParms->wDeviceType)) * then lookup registry and/or system.ini for name, ignoring digits suffix */ switch (LOWORD(lpParms->wDeviceType)) { case MCI_DEVTYPE_CD_AUDIO: case MCI_DEVTYPE_WAVEFORM_AUDIO: case MCI_DEVTYPE_SEQUENCER: cnt = 1; break; default: /* "digitalvideo" gets 0 because it's not in the registry */ cnt = 0; } } } *(DWORD*)lpParms->lpstrReturn = cnt; TRACE("(%d) => '%d'\n", lpParms->dwNumber, *(DWORD*)lpParms->lpstrReturn); ret = MCI_INTEGER_RETURNED; /* return ret; Only Win9x sends a notification in this case. */ 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 { ret = (uDevID == MCI_ALL_DEVICE_ID) ? MCIERR_CANNOT_USE_ALL : MCIERR_INVALID_DEVICE_NAME; } TRACE("(%d) => %s\n", lpParms->dwNumber, debugstr_w(lpParms->lpstrReturn)); break; case MCI_SYSINFO_NAME: s = NULL; if (dwFlags & MCI_SYSINFO_OPEN) { /* Win9x returns 0 for 0 < uDevID < (UINT16)MCI_ALL_DEVICE_ID */ TRACE("MCI_SYSINFO_NAME: nth alias of type %d\n", uDevID == MCI_ALL_DEVICE_ID ? MCI_ALL_DEVICE_ID : lpParms->wDeviceType); EnterCriticalSection(&WINMM_cs); for (wmd = MciDrivers; wmd; wmd = wmd->lpNext) { /* wDeviceType == MCI_ALL_DEVICE_ID is not recognized. */ if (uDevID == MCI_ALL_DEVICE_ID || lpParms->wDeviceType == wmd->wType) { cnt++; if (cnt == lpParms->dwNumber) { s = wmd->lpstrAlias; break; } } } LeaveCriticalSection(&WINMM_cs); ret = s ? MCI_WriteString(lpParms->lpstrReturn, lpParms->dwRetSize, s) : MCIERR_OUTOFRANGE; } else if (MCI_ALL_DEVICE_ID == uDevID) { TRACE("MCI_SYSINFO_NAME: device #%d\n", lpParms->dwNumber); if (RegOpenKeyExW( HKEY_LOCAL_MACHINE, wszHklmMci, 0, KEY_QUERY_VALUE, &hKey ) == ERROR_SUCCESS) { if (RegQueryInfoKeyW( hKey, 0, 0, 0, &cnt, 0, 0, 0, 0, 0, 0, 0) == ERROR_SUCCESS && lpParms->dwNumber <= cnt) { DWORD bufLen = ARRAY_SIZE(buf); if (RegEnumKeyExW(hKey, lpParms->dwNumber - 1, buf, &bufLen, 0, 0, 0, 0) == ERROR_SUCCESS) s = buf; } RegCloseKey( hKey ); } if (!s) { if (GetPrivateProfileStringW(wszMci, 0, wszNull, buf, ARRAY_SIZE(buf), wszSystemIni)) { for (p = buf; *p; p += lstrlenW(p) + 1, cnt++) { TRACE("%d: %s\n", cnt, debugstr_w(p)); if (cnt == lpParms->dwNumber - 1) { s = p; break; } } } } ret = s ? MCI_WriteString(lpParms->lpstrReturn, lpParms->dwRetSize, s) : MCIERR_OUTOFRANGE; } else { FIXME("MCI_SYSINFO_NAME: nth device of type %d\n", lpParms->wDeviceType); /* Cheating: what is asked for is the nth device from the registry. */ if (1 != lpParms->dwNumber || /* Handle only one of each kind. */ lpParms->wDeviceType < MCI_DEVTYPE_FIRST || lpParms->wDeviceType > MCI_DEVTYPE_LAST) ret = MCIERR_OUTOFRANGE; else { LoadStringW(hWinMM32Instance, LOWORD(lpParms->wDeviceType), lpParms->lpstrReturn, lpParms->dwRetSize); ret = 0; } } TRACE("(%d) => %s\n", lpParms->dwNumber, debugstr_w(lpParms->lpstrReturn)); break; default: TRACE("Unsupported flag value=%08x\n", dwFlags); ret = MCIERR_UNRECOGNIZED_KEYWORD; } if ((dwFlags & MCI_NOTIFY) && HRESULT_CODE(ret)==0) mciDriverNotify((HWND)lpParms->dwCallback, uDevID, MCI_NOTIFY_SUCCESSFUL); return ret; } /************************************************************************** * MCI_Break [internal] */ static DWORD MCI_Break(UINT wDevID, DWORD dwFlags, LPMCI_BREAK_PARMS lpParms) { DWORD dwRet; if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK; TRACE("(%08x, %08X, vkey %04X, hwnd %p)\n", wDevID, dwFlags, lpParms->nVirtKey, lpParms->hwndBreak); dwRet = MCI_SendCommandFrom32(wDevID, MCI_BREAK, dwFlags, (DWORD_PTR)lpParms); if (!dwRet && (dwFlags & MCI_NOTIFY)) mciDriverNotify((HWND)lpParms->dwCallback, wDevID, MCI_NOTIFY_SUCCESSFUL); return dwRet; } /************************************************************************** * MCI_Sound [internal] */ static DWORD MCI_Sound(UINT wDevID, DWORD dwFlags, LPMCI_SOUND_PARMSW lpParms) { DWORD dwRet; if (dwFlags & MCI_SOUND_NAME) { if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK; else dwRet = PlaySoundW(lpParms->lpstrSoundName, NULL, SND_ALIAS | (dwFlags & MCI_WAIT ? SND_SYNC : SND_ASYNC)) ? 0 : MCIERR_HARDWARE; } else dwRet = PlaySoundW((LPCWSTR)SND_ALIAS_SYSTEMDEFAULT, NULL, SND_ALIAS_ID | (dwFlags & MCI_WAIT ? SND_SYNC : SND_ASYNC)) ? 0 : MCIERR_HARDWARE; if (!dwRet && lpParms && (dwFlags & MCI_NOTIFY)) mciDriverNotify((HWND)lpParms->dwCallback, wDevID, MCI_NOTIFY_SUCCESSFUL); return dwRet; } /************************************************************************** * MCI_SendCommand [internal] */ DWORD MCI_SendCommand(UINT wDevID, UINT16 wMsg, DWORD_PTR dwParam1, DWORD_PTR dwParam2) { DWORD dwRet = MCIERR_UNRECOGNIZED_COMMAND; switch (wMsg) { case MCI_OPEN: dwRet = MCI_Open(dwParam1, (LPMCI_OPEN_PARMSW)dwParam2); break; case MCI_CLOSE: dwRet = MCI_Close(wDevID, dwParam1, (LPMCI_GENERIC_PARMS)dwParam2); break; case MCI_SYSINFO: dwRet = MCI_SysInfo(wDevID, dwParam1, (LPMCI_SYSINFO_PARMSW)dwParam2); break; case MCI_BREAK: dwRet = MCI_Break(wDevID, dwParam1, (LPMCI_BREAK_PARMS)dwParam2); break; case MCI_SOUND: dwRet = MCI_Sound(wDevID, dwParam1, (LPMCI_SOUND_PARMSW)dwParam2); break; default: if ((UINT16)wDevID == (UINT16)MCI_ALL_DEVICE_ID) { FIXME("unhandled MCI_ALL_DEVICE_ID\n"); dwRet = MCIERR_CANNOT_USE_ALL; } else { dwRet = MCI_SendCommandFrom32(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. */ static LRESULT MCI_CleanUp(LRESULT dwRet, UINT wMsg, DWORD_PTR 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)dwParam2; TRACE("Changing %08x to %08x\n", lmgp->dwReturn, 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)dwParam2; TRACE("Changing %08lx to %08x\n", lsp->dwReturn, 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); } /************************************************************************** * mciGetErrorStringW [WINMM.@] */ BOOL WINAPI mciGetErrorStringW(MCIERROR wError, LPWSTR lpstrBuffer, UINT uLength) { BOOL ret = FALSE; if (lpstrBuffer != NULL && uLength > 0 && wError >= MCIERR_BASE && wError <= MCIERR_CUSTOM_DRIVER_BASE) { if (LoadStringW(hWinMM32Instance, wError, lpstrBuffer, uLength) > 0) { ret = TRUE; } } return ret; } /************************************************************************** * mciGetErrorStringA [WINMM.@] */ BOOL WINAPI mciGetErrorStringA(MCIERROR dwError, LPSTR lpstrBuffer, UINT uLength) { BOOL ret = FALSE; if (lpstrBuffer != NULL && uLength > 0 && dwError >= MCIERR_BASE && dwError <= MCIERR_CUSTOM_DRIVER_BASE) { if (LoadStringA(hWinMM32Instance, dwError, lpstrBuffer, uLength) > 0) { ret = TRUE; } } return ret; } /************************************************************************** * mciDriverNotify [WINMM.@] */ BOOL WINAPI mciDriverNotify(HWND hWndCallBack, MCIDEVICEID wDevID, UINT wStatus) { TRACE("(%p, %04x, %04X)\n", hWndCallBack, wDevID, wStatus); return PostMessageW(hWndCallBack, MM_MCINOTIFY, wStatus, wDevID); } /************************************************************************** * mciGetDriverData [WINMM.@] */ DWORD_PTR WINAPI mciGetDriverData(MCIDEVICEID uDeviceID) { LPWINE_MCIDRIVER wmd; TRACE("(%04x)\n", uDeviceID); wmd = MCI_GetDriver(uDeviceID); if (!wmd) { WARN("Bad uDeviceID\n"); return 0L; } return wmd->dwPrivate; } /************************************************************************** * mciSetDriverData [WINMM.@] */ BOOL WINAPI mciSetDriverData(MCIDEVICEID uDeviceID, DWORD_PTR data) { LPWINE_MCIDRIVER wmd; TRACE("(%04x, %08lx)\n", uDeviceID, data); wmd = MCI_GetDriver(uDeviceID); if (!wmd) { WARN("Bad uDeviceID\n"); return FALSE; } wmd->dwPrivate = data; return TRUE; } /************************************************************************** * mciSendCommandW [WINMM.@] * */ DWORD WINAPI mciSendCommandW(MCIDEVICEID wDevID, UINT wMsg, DWORD_PTR dwParam1, DWORD_PTR dwParam2) { DWORD dwRet; TRACE("(%08x, %s, %08lx, %08lx)\n", wDevID, MCI_MessageToString(wMsg), dwParam1, dwParam2); dwRet = MCI_SendCommand(wDevID, wMsg, dwParam1, dwParam2); dwRet = MCI_CleanUp(dwRet, wMsg, dwParam2); TRACE("=> %08x\n", dwRet); return dwRet; } /************************************************************************** * mciSendCommandA [WINMM.@] */ DWORD WINAPI mciSendCommandA(MCIDEVICEID wDevID, UINT wMsg, DWORD_PTR dwParam1, DWORD_PTR dwParam2) { DWORD ret; int mapped; TRACE("(%08x, %s, %08lx, %08lx)\n", wDevID, MCI_MessageToString(wMsg), dwParam1, dwParam2); mapped = MCI_MapMsgAtoW(wMsg, dwParam1, &dwParam2); if (mapped == -1) { FIXME("message %04x mapping failed\n", wMsg); return MCIERR_OUT_OF_MEMORY; } ret = mciSendCommandW(wDevID, wMsg, dwParam1, dwParam2); if (mapped) MCI_UnmapMsgAtoW(wMsg, dwParam1, dwParam2, ret); return ret; } /************************************************************************** * mciGetDeviceIDA [WINMM.@] */ UINT WINAPI mciGetDeviceIDA(LPCSTR lpstrName) { LPWSTR w = MCI_strdupAtoW(lpstrName); UINT ret = MCIERR_OUT_OF_MEMORY; if (w) { ret = mciGetDeviceIDW(w); HeapFree(GetProcessHeap(), 0, w); } return ret; } /************************************************************************** * mciGetDeviceIDW [WINMM.@] */ UINT WINAPI mciGetDeviceIDW(LPCWSTR lpwstrName) { return MCI_GetDriverFromString(lpwstrName); } /************************************************************************** * MCI_DefYieldProc [internal] */ static UINT WINAPI MCI_DefYieldProc(MCIDEVICEID wDevID, DWORD data) { INT16 ret; MSG msg; TRACE("(0x%04x, 0x%08x)\n", wDevID, data); if ((HIWORD(data) != 0 && HWND_16(GetActiveWindow()) != HIWORD(data)) || (GetAsyncKeyState(LOWORD(data)) & 1) == 0) { PeekMessageW(&msg, 0, 0, 0, PM_REMOVE | PM_QS_SENDMESSAGE); ret = 0; } else { msg.hwnd = HWND_32(HIWORD(data)); while (!PeekMessageW(&msg, msg.hwnd, WM_KEYFIRST, WM_KEYLAST, PM_REMOVE)); ret = -1; } return ret; } /************************************************************************** * mciSetYieldProc [WINMM.@] */ BOOL WINAPI mciSetYieldProc(MCIDEVICEID uDeviceID, YIELDPROC fpYieldProc, DWORD dwYieldData) { LPWINE_MCIDRIVER wmd; TRACE("(%u, %p, %08x)\n", uDeviceID, fpYieldProc, dwYieldData); if (!(wmd = MCI_GetDriver(uDeviceID))) { WARN("Bad uDeviceID\n"); return FALSE; } wmd->lpfnYieldProc = fpYieldProc; wmd->dwYieldData = dwYieldData; return TRUE; } /************************************************************************** * mciGetDeviceIDFromElementIDA [WINMM.@] */ UINT WINAPI mciGetDeviceIDFromElementIDA(DWORD dwElementID, LPCSTR lpstrType) { LPWSTR w = MCI_strdupAtoW(lpstrType); UINT ret = 0; if (w) { ret = mciGetDeviceIDFromElementIDW(dwElementID, w); HeapFree(GetProcessHeap(), 0, w); } return ret; } /************************************************************************** * mciGetDeviceIDFromElementIDW [WINMM.@] */ UINT WINAPI mciGetDeviceIDFromElementIDW(DWORD dwElementID, LPCWSTR lpstrType) { /* FIXME: that's rather strange, there is no * mciGetDeviceIDFromElementID32A in winmm.spec */ FIXME("(%u, %s) stub\n", dwElementID, debugstr_w(lpstrType)); return 0; } /************************************************************************** * mciGetYieldProc [WINMM.@] */ YIELDPROC WINAPI mciGetYieldProc(MCIDEVICEID uDeviceID, DWORD* lpdwYieldData) { LPWINE_MCIDRIVER wmd; TRACE("(%u, %p)\n", uDeviceID, lpdwYieldData); if (!(wmd = MCI_GetDriver(uDeviceID))) { WARN("Bad uDeviceID\n"); return NULL; } if (!wmd->lpfnYieldProc) { WARN("No proc set\n"); return NULL; } if (lpdwYieldData) *lpdwYieldData = wmd->dwYieldData; return wmd->lpfnYieldProc; } /************************************************************************** * mciGetCreatorTask [WINMM.@] */ HTASK WINAPI mciGetCreatorTask(MCIDEVICEID uDeviceID) { LPWINE_MCIDRIVER wmd; HTASK ret = 0; if ((wmd = MCI_GetDriver(uDeviceID))) ret = (HTASK)(DWORD_PTR)wmd->CreatorThread; TRACE("(%u) => %p\n", uDeviceID, ret); return ret; } /************************************************************************** * mciDriverYield [WINMM.@] */ UINT WINAPI mciDriverYield(MCIDEVICEID uDeviceID) { LPWINE_MCIDRIVER wmd; UINT ret = 0; TRACE("(%04x)\n", uDeviceID); if (!(wmd = MCI_GetDriver(uDeviceID)) || !wmd->lpfnYieldProc) { MSG msg; PeekMessageW(&msg, 0, 0, 0, PM_REMOVE | PM_QS_SENDMESSAGE); } else { ret = wmd->lpfnYieldProc(uDeviceID, wmd->dwYieldData); } return ret; }