/* * 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 */ /* 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) */ #include "config.h" #include "wine/port.h" #include #include #include #include #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); 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 /* MCI settings */ #define HKLM_MCI "Software\\Microsoft\\Windows NT\\CurrentVersion\\MCI" /* 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; /* * 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); } 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 (strcasecmp(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 */ if (!(verb = HeapAlloc(GetProcessHeap(), 0, strlen(lpstrCommand)+1))) return MCIERR_OUT_OF_MEMORY; strcpy( verb, lpstrCommand ); CharLowerA(verb); 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 (!strcmp(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); if (dwRet == MCIERR_DEVICE_NOT_INSTALLED) dwRet = MCIERR_INVALID_DEVICE_NAME; 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'; 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], debugstr_a((char *)data[0]), data[1], debugstr_a((char *)data[1]), data[2], debugstr_a((char *)data[2]), data[3], debugstr_a((char *)data[3]), data[4], debugstr_a((char *)data[4]), data[5], debugstr_a((char *)data[5])); 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(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->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(MCIDEVICEID wDevID, UINT16 wMsg, DWORD_PTR dwParam1, DWORD_PTR 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 "); 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, cnt = 0; CHAR buf[2048], *s = buf, *p; LPWINE_MCIDRIVER wmd; HKEY hKey; 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: 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"); if (RegOpenKeyExA( HKEY_LOCAL_MACHINE, HKLM_MCI, 0, KEY_QUERY_VALUE, &hKey ) == ERROR_SUCCESS) { RegQueryInfoKeyA( hKey, 0, 0, 0, &cnt, 0, 0, 0, 0, 0, 0, 0); RegCloseKey( hKey ); } if (GetPrivateProfileStringA("mci", 0, "", buf, sizeof(buf), "system.ini")) for(s = buf; *s; s += strlen(s) + 1) cnt++; } } 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 { DWORD lRet; s = 0; lRet = RegOpenKeyExA( HKEY_LOCAL_MACHINE, HKLM_MCI, 0, KEY_QUERY_VALUE, &hKey ); if (lRet == ERROR_SUCCESS) { lRet = RegQueryInfoKeyA( hKey, 0, 0, 0, &cnt, 0, 0, 0, 0, 0, 0, 0); if (lRet == ERROR_SUCCESS && lpParms->dwNumber <= cnt) { DWORD bufLen = sizeof(buf); lRet = RegEnumKeyExA(hKey, lpParms->dwNumber - 1, buf, &bufLen, 0, 0, 0, 0); if (lRet == ERROR_SUCCESS) s = buf; } RegCloseKey( hKey ); } if (!s) { if (GetPrivateProfileStringA("mci", 0, "", buf, sizeof(buf), "system.ini")) { for(p = buf; *p; p += strlen(p) + 1, cnt++) { TRACE("%ld: %s\n", cnt, p); if (cnt == lpParms->dwNumber - 1) { s = p; break; } } } } ret = s ? MCI_WriteString(lpParms->lpstrReturn, lpParms->dwRetSize, s) : MCIERR_OUTOFRANGE; } 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_Sound [internal] */ static DWORD MCI_Sound(UINT wDevID, DWORD dwFlags, LPMCI_SOUND_PARMS lpParms) { DWORD dwRet = 0; if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK; if (dwFlags & MCI_SOUND_NAME) dwRet = sndPlaySoundA(lpParms->lpstrSoundName, SND_SYNC) ? MMSYSERR_NOERROR : MMSYSERR_ERROR; else dwRet = MMSYSERR_ERROR; /* what should be done ??? */ 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 does not 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: if (bFrom32) { dwRet = MCI_Sound(wDevID, dwParam1, (LPMCI_SOUND_PARMS)dwParam2); } else if (pFnMciMapMsg16To32A) { switch (pFnMciMapMsg16To32A(0, wMsg, &dwParam2)) { case WINMM_MAP_OK: case WINMM_MAP_OKMEM: dwRet = MCI_Sound(wDevID, dwParam1, (LPMCI_SOUND_PARMS)dwParam2); pFnMciUnMapMsg16To32A(0, wMsg, dwParam2); break; default: break; /* so that gcc does not bark */ } } 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); }