shellpath.c

winNT技术操作系统,国外开放的原代码和LIUX一样

    },
    { /* 0x01 - CSIDL_INTERNET */
        CSIDL_Type_Disallowed,
        NULL,
        NULL
    },
    { /* 0x02 - CSIDL_PROGRAMS */
        CSIDL_Type_User,
        ProgramsW,
        MAKEINTRESOURCEW(IDS_PROGRAMS)
    },
    { /* 0x03 - CSIDL_CONTROLS (.CPL files) */
        CSIDL_Type_SystemPath,
        NULL,
        NULL
    },
    { /* 0x04 - CSIDL_PRINTERS */
        CSIDL_Type_SystemPath,
        NULL,
        NULL
    },
    { /* 0x05 - CSIDL_PERSONAL */
        CSIDL_Type_User,
        PersonalW,
        MAKEINTRESOURCEW(IDS_PERSONAL)
    },
    { /* 0x06 - CSIDL_FAVORITES */
        CSIDL_Type_User,
        FavoritesW,
        MAKEINTRESOURCEW(IDS_FAVORITES)
    },
    { /* 0x07 - CSIDL_STARTUP */
        CSIDL_Type_User,
        StartUpW,
        MAKEINTRESOURCEW(IDS_STARTUP)
    },
    { /* 0x08 - CSIDL_RECENT */
        CSIDL_Type_User,
        RecentW,
        MAKEINTRESOURCEW(IDS_RECENT)
    },
    { /* 0x09 - CSIDL_SENDTO */
        CSIDL_Type_User,
        SendToW,
        MAKEINTRESOURCEW(IDS_SENDTO)
    },
    { /* 0x0a - CSIDL_BITBUCKET - Recycle Bin */
        CSIDL_Type_Disallowed,
        NULL,
        NULL,
    },
    { /* 0x0b - CSIDL_STARTMENU */
        CSIDL_Type_User,
        Start_MenuW,
        MAKEINTRESOURCEW(IDS_STARTMENU)
    },
    { /* 0x0c - CSIDL_MYDOCUMENTS */
        CSIDL_Type_Disallowed, /* matches WinXP--can't get its path */
        NULL,
        NULL
    },
    { /* 0x0d - CSIDL_MYMUSIC */
        CSIDL_Type_User,
        My_MusicW,
        MAKEINTRESOURCEW(IDS_MYMUSIC)
    },
    { /* 0x0e - CSIDL_MYVIDEO */
        CSIDL_Type_User,
        My_VideoW,
        MAKEINTRESOURCEW(IDS_MYVIDEO)
    },
    { /* 0x0f - unassigned */
        CSIDL_Type_Disallowed,
        NULL,
        NULL,
    },
    { /* 0x10 - CSIDL_DESKTOPDIRECTORY */
        CSIDL_Type_User,
        DesktopW,
        MAKEINTRESOURCEW(IDS_DESKTOPDIRECTORY)
    },
    { /* 0x11 - CSIDL_DRIVES */
        CSIDL_Type_Disallowed,
        NULL,
        NULL,
    },
    { /* 0x12 - CSIDL_NETWORK */
        CSIDL_Type_Disallowed,
        NULL,
        NULL,
    },
    { /* 0x13 - CSIDL_NETHOOD */
        CSIDL_Type_User,
        NetHoodW,
        MAKEINTRESOURCEW(IDS_NETHOOD)
    },
    { /* 0x14 - CSIDL_FONTS */
        CSIDL_Type_WindowsPath,
        NULL,
        FontsW
    },
    { /* 0x15 - CSIDL_TEMPLATES */
        CSIDL_Type_User,
        TemplatesW,
        MAKEINTRESOURCEW(IDS_TEMPLATES)
    },
    { /* 0x16 - CSIDL_COMMON_STARTMENU */
        CSIDL_Type_AllUsers,
        Common_Start_MenuW,
        MAKEINTRESOURCEW(IDS_STARTMENU)
    },
    { /* 0x17 - CSIDL_COMMON_PROGRAMS */
        CSIDL_Type_AllUsers,
        Common_ProgramsW,
        MAKEINTRESOURCEW(IDS_PROGRAMS)
    },
    { /* 0x18 - CSIDL_COMMON_STARTUP */
        CSIDL_Type_AllUsers,
        Common_StartUpW,
        MAKEINTRESOURCEW(IDS_STARTUP)
    },
    { /* 0x19 - CSIDL_COMMON_DESKTOPDIRECTORY */
        CSIDL_Type_AllUsers,
        Common_DesktopW,
        MAKEINTRESOURCEW(IDS_DESKTOP)
    },
    { /* 0x1a - CSIDL_APPDATA */
        CSIDL_Type_User,
        AppDataW,
        MAKEINTRESOURCEW(IDS_APPDATA)
    },
    { /* 0x1b - CSIDL_PRINTHOOD */
        CSIDL_Type_User,
        PrintHoodW,
        MAKEINTRESOURCEW(IDS_PRINTHOOD)
    },
    { /* 0x1c - CSIDL_LOCAL_APPDATA */
        CSIDL_Type_User,
        Local_AppDataW,
        MAKEINTRESOURCEW(IDS_LOCAL_APPDATA)
    },
    { /* 0x1d - CSIDL_ALTSTARTUP */
        CSIDL_Type_NonExistent,
        NULL,
        NULL
    },
    { /* 0x1e - CSIDL_COMMON_ALTSTARTUP */
        CSIDL_Type_NonExistent,
        NULL,
        NULL
    },
    { /* 0x1f - CSIDL_COMMON_FAVORITES */
        CSIDL_Type_AllUsers,
        FavoritesW,
        MAKEINTRESOURCEW(IDS_FAVORITES)
    },
    { /* 0x20 - CSIDL_INTERNET_CACHE */
        CSIDL_Type_User,
        CacheW,
        MAKEINTRESOURCEW(IDS_INTERNET_CACHE)
    },
    { /* 0x21 - CSIDL_COOKIES */
        CSIDL_Type_User,
        CookiesW,
        MAKEINTRESOURCEW(IDS_COOKIES)
    },
    { /* 0x22 - CSIDL_HISTORY */
        CSIDL_Type_User,
        HistoryW,
        MAKEINTRESOURCEW(IDS_HISTORY)
    },
    { /* 0x23 - CSIDL_COMMON_APPDATA */
        CSIDL_Type_AllUsers,
        Common_AppDataW,
        MAKEINTRESOURCEW(IDS_APPDATA)
    },
    { /* 0x24 - CSIDL_WINDOWS */
        CSIDL_Type_WindowsPath,
        NULL,
        NULL
    },
    { /* 0x25 - CSIDL_SYSTEM */
        CSIDL_Type_SystemPath,
        NULL,
        NULL
    },
    { /* 0x26 - CSIDL_PROGRAM_FILES */
        CSIDL_Type_CurrVer,
        ProgramFilesDirW,
        MAKEINTRESOURCEW(IDS_PROGRAM_FILES)
    },
    { /* 0x27 - CSIDL_MYPICTURES */
        CSIDL_Type_User,
        My_PicturesW,
        MAKEINTRESOURCEW(IDS_MYPICTURES)
    },
    { /* 0x28 - CSIDL_PROFILE */
        CSIDL_Type_User,
        NULL,
        NULL
    },
    { /* 0x29 - CSIDL_SYSTEMX86 */
        CSIDL_Type_NonExistent,
        NULL,
        NULL
    },
    { /* 0x2a - CSIDL_PROGRAM_FILESX86 */
        CSIDL_Type_NonExistent,
        NULL,
        NULL
    },
    { /* 0x2b - CSIDL_PROGRAM_FILES_COMMON */
        CSIDL_Type_CurrVer,
        CommonFilesDirW,
        MAKEINTRESOURCEW(IDS_PROGRAM_FILES_COMMON)
    },
    { /* 0x2c - CSIDL_PROGRAM_FILES_COMMONX86 */
        CSIDL_Type_NonExistent,
        NULL,
        NULL
    },
    { /* 0x2d - CSIDL_COMMON_TEMPLATES */
        CSIDL_Type_AllUsers,
        Common_TemplatesW,
        MAKEINTRESOURCEW(IDS_TEMPLATES)
    },
    { /* 0x2e - CSIDL_COMMON_DOCUMENTS */
        CSIDL_Type_AllUsers,
        Common_DocumentsW,
        MAKEINTRESOURCEW(IDS_COMMON_DOCUMENTS)
    },
    { /* 0x2f - CSIDL_COMMON_ADMINTOOLS */
        CSIDL_Type_AllUsers,
        Common_Administrative_ToolsW,
        MAKEINTRESOURCEW(IDS_ADMINTOOLS)
    },
    { /* 0x30 - CSIDL_ADMINTOOLS */
        CSIDL_Type_User,
        Administrative_ToolsW,
        MAKEINTRESOURCEW(IDS_ADMINTOOLS)
    },
    { /* 0x31 - CSIDL_CONNECTIONS */
        CSIDL_Type_Disallowed,
        NULL,
        NULL
    },
    { /* 0x32 - unassigned */
        CSIDL_Type_Disallowed,
        NULL,
        NULL
    },
    { /* 0x33 - unassigned */
        CSIDL_Type_Disallowed,
        NULL,
        NULL
    },
    { /* 0x34 - unassigned */
        CSIDL_Type_Disallowed,
        NULL,
        NULL
    },
    { /* 0x35 - CSIDL_COMMON_MUSIC */
        CSIDL_Type_AllUsers,
        CommonMusicW,
        MAKEINTRESOURCEW(IDS_COMMON_MUSIC)
    },
    { /* 0x36 - CSIDL_COMMON_PICTURES */
        CSIDL_Type_AllUsers,
        CommonPicturesW,
        MAKEINTRESOURCEW(IDS_COMMON_PICTURES)
    },
    { /* 0x37 - CSIDL_COMMON_VIDEO */
        CSIDL_Type_AllUsers,
        CommonVideoW,
        MAKEINTRESOURCEW(IDS_COMMON_VIDEO)
    },
    { /* 0x38 - CSIDL_RESOURCES */
        CSIDL_Type_WindowsPath,
        NULL,
        ResourcesW
    },
    { /* 0x39 - CSIDL_RESOURCES_LOCALIZED */
        CSIDL_Type_NonExistent,
        NULL,
        NULL
    },
    { /* 0x3a - CSIDL_COMMON_OEM_LINKS */
        CSIDL_Type_NonExistent,
        NULL,
        NULL
    },
    { /* 0x3b - CSIDL_CDBURN_AREA */
        CSIDL_Type_User,
        CD_BurningW,
        MAKEINTRESOURCEW(IDS_CDBURN_AREA)
    },
    { /* 0x3c unassigned */
        CSIDL_Type_Disallowed,
        NULL,
        NULL
    },
    { /* 0x3d - CSIDL_COMPUTERSNEARME */
        CSIDL_Type_Disallowed, /* FIXME */
        NULL,
        NULL
    },
    { /* 0x3e - CSIDL_PROFILES */
        CSIDL_Type_Disallowed, /* oddly, this matches WinXP */
        NULL,
        NULL
    }
};

static HRESULT _SHExpandEnvironmentStrings(LPCWSTR szSrc, LPWSTR szDest);

/* Gets the value named value from the registry key
 * rootKey\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders
 * (or from rootKey\userPrefix\... if userPrefix is not NULL) into path, which
 * is assumed to be MAX_PATH WCHARs in length.
 * If it exists, expands the value and writes the expanded value to
 * rootKey\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders
 * Returns successful error code if the value was retrieved from the registry,
 * and a failure otherwise.
 */
static HRESULT _SHGetUserShellFolderPath(HKEY rootKey, LPCWSTR userPrefix,
 LPCWSTR value, LPWSTR path)
{
    HRESULT hr;
    WCHAR shellFolderPath[MAX_PATH], userShellFolderPath[MAX_PATH];
    LPCWSTR pShellFolderPath, pUserShellFolderPath;
    DWORD dwDisp, dwType, dwPathLen = MAX_PATH;
    HKEY userShellFolderKey, shellFolderKey;

    TRACE("%p,%s,%s,%p\n",rootKey, debugstr_w(userPrefix), debugstr_w(value),
     path);

    if (userPrefix)
    {
        strcpyW(shellFolderPath, userPrefix);
        PathAddBackslashW(shellFolderPath);
        strcatW(shellFolderPath, szSHFolders);
        pShellFolderPath = shellFolderPath;
        strcpyW(userShellFolderPath, userPrefix);
        PathAddBackslashW(userShellFolderPath);
        strcatW(userShellFolderPath, szSHUserFolders);
        pUserShellFolderPath = userShellFolderPath;
    }
    else
    {
        pUserShellFolderPath = szSHUserFolders;
        pShellFolderPath = szSHFolders;
    }

    if (RegCreateKeyExW(rootKey, pShellFolderPath, 0, NULL, 0, KEY_ALL_ACCESS,
     NULL, &shellFolderKey, &dwDisp))
    {
        TRACE("Failed to create %s\n", debugstr_w(pShellFolderPath));
        return E_FAIL;
    }
    if (RegCreateKeyExW(rootKey, pUserShellFolderPath, 0, NULL, 0,
     KEY_ALL_ACCESS, NULL, &userShellFolderKey, &dwDisp))
    {
        TRACE("Failed to create %s\n",
         debugstr_w(pUserShellFolderPath));
        RegCloseKey(shellFolderKey);
        return E_FAIL;
    }

    if (!RegQueryValueExW(userShellFolderKey, value, NULL, &dwType,
     (LPBYTE)path, &dwPathLen) && (dwType == REG_EXPAND_SZ || dwType == REG_SZ))
    {
        LONG ret;

        path[dwPathLen / sizeof(WCHAR)] = '\0';
        if (dwType == REG_EXPAND_SZ && path[0] == '%')
        {
            WCHAR szTemp[MAX_PATH];

            _SHExpandEnvironmentStrings(path, szTemp);
            lstrcpynW(path, szTemp, MAX_PATH);
        }
        ret = RegSetValueExW(shellFolderKey, value, 0, REG_SZ, (LPBYTE)path,
         (strlenW(path) + 1) * sizeof(WCHAR));
        if (ret != ERROR_SUCCESS)
            hr = HRESULT_FROM_WIN32(ret);
        else
            hr = S_OK;
    }
    else
        hr = E_FAIL;
    RegCloseKey(shellFolderKey);
    RegCloseKey(userShellFolderKey);
    TRACE("returning 0x%08lx\n", hr);
    return hr;
}

/* Gets a 'semi-expanded' default value of the CSIDL with index folder into
 * pszPath, based on the entries in CSIDL_Data.  By semi-expanded, I mean:
 * - The entry's szDefaultPath may be either a string value or an integer
 *   resource identifier.  In the latter case, the string value of the resource
 *   is written.
 * - Depending on the entry's type, the path may begin with an (unexpanded)
 *   environment variable name.  The caller is responsible for expanding
 *   environment strings if so desired.
 *   The types that are prepended with environment variables are:
 *   CSIDL_Type_User:     %USERPROFILE%
 *   CSIDL_Type_AllUsers: %ALLUSERSPROFILE%
 *   CSIDL_Type_CurrVer:  %SystemDrive%
 *   (Others might make sense too, but as yet are unneeded.)
 */
static HRESULT _SHGetDefaultValue(BYTE folder, LPWSTR pszPath)
{
    HRESULT hr;
    WCHAR resourcePath[MAX_PATH];
    LPCWSTR pDefaultPath = NULL;

    TRACE("0x%02x,%p\n", folder, pszPath);