776 lines
22 KiB
C
776 lines
22 KiB
C
/*++
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Copyright (c) 1994 Microsoft Corporation
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Module Name:
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FindClnt.C
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Abstract:
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Displays the Searching for clients dialog box and looks for the selected
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client distribution tree returning the path and type of path found.
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Author:
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Bob Watson (a-robw)
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Revision History:
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24 Jun 94 Written
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--*/
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//
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// Windows Include Files
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//
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#include <windows.h>
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#include <stdio.h>
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#include <malloc.h>
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#include <tchar.h> // unicode macros
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#include <lmcons.h> // lanman API constants
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#include <lmerr.h> // lanman error returns
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#include <lmshare.h> // sharing API prototypes
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#include <lmapibuf.h> // lanman buffer API prototypes
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//
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// app include files
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//
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#include "otnboot.h"
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#include "otnbtdlg.h"
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//
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// local dialog box messages
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//
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#define NCDU_SEARCH_FOR_CLIENTS (WM_USER+101)
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//
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// Search Phases
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#define SEARCH_REGISTRY (0x00000001)
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#define SEARCH_SHARED_DIRS (0x00000002)
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#define SEARCH_HARD_DRIVES (0x00000004)
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#define SEARCH_CD_ROM (0x00000008)
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#define SEARCH_LAST_PHASE SEARCH_CD_ROM
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//
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// module static variables
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//
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static BOOL bSearchForClients; // flag to trip out of search
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static HCURSOR hOrigCursor = NULL; // cursor to save/restore
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LONG
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GetDistributionPath (
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IN HWND hwndDlg, // handle to dialog box window
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IN DWORD dwSearchType, // type of dir to find: Client/tools
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IN OUT LPTSTR szPath, // buffer to return path in (Req'd)
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IN DWORD dwPathLen, // size of path buffer in chars
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IN PLONG plPathType // pointer to buffer recieving path type (opt)
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)
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/*++
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Routine Description:
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Gets the default distribution file path for loading the dialog box
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entries with.
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Arguments:
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IN HWND hwndDlg
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handle to parent dialog box window
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IN DWORD dwSearchType
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type of dir to find: Client/tools
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IN OUT LPTSTR szPath
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buffer to return path in (Req'd)
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IN DWORD dwPathLen
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size of path buffer in chars
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IN PLONG plPathType
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pointer to buffer recieving path type (opt)
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Return Value:
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ERROR_SUCCESS if file found
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ERROR_FILE_NOT_FOUND if unable to find file
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--*/
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{
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FDT_DATA Fdt;
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UINT nDBReturn;
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// build data structure for search
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Fdt.szPathBuffer = szPath;
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Fdt.dwPathBufferLen = dwPathLen;
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Fdt.plPathType = plPathType;
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Fdt.dwSearchType = dwSearchType;
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nDBReturn = DialogBoxParam (
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(HINSTANCE)GetWindowLong(hwndDlg, GWL_HINSTANCE),
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MAKEINTRESOURCE(NCDU_FINDING_CLIENT_DIRS_DLG),
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hwndDlg,
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FindClientsDlgProc,
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(LPARAM)&Fdt);
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if (nDBReturn == IDOK) {
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return ERROR_SUCCESS;
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} else {
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return ERROR_FILE_NOT_FOUND;
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}
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}
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static
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LPCTSTR
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GetLastPathFromRegistry (
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IN DWORD dwSearchType
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)
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/*++
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Routine Description:
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looks up the last path (server\share) for either the tools directory
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or the client tree as it appears in the registry. If unable to
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find both components of the selected search, then an empty string
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is returned.
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Arguments:
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IN DWORD dwSearchType
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FDT_TOOLS_TREE for server tools path
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FDT_CLIENT_TREE for client distribution path
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Return Value:
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pointer to a read only string that contains the desired path if
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one was stored in the registry or an empty string if not.
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--*/
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{
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static TCHAR szLastPath[MAX_PATH];
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HKEY hkeyUserInfo;
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HKEY hkeyAppInfo;
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LONG lStatus;
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DWORD dwBufLen;
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// open registry key containing net apps
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lStatus = RegOpenKeyEx (
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HKEY_CURRENT_USER,
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cszUserInfoKey,
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0L,
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KEY_READ,
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&hkeyUserInfo);
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if (lStatus != ERROR_SUCCESS) {
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// unable to open key so return an empty buffer
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szLastPath[0] = 0;
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} else {
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// open registry key containing this app's info
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lStatus = RegOpenKeyEx (
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hkeyUserInfo,
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szAppName,
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0L,
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KEY_READ,
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&hkeyAppInfo);
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if (lStatus != ERROR_SUCCESS) {
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// unable to open key so return an empty buffer
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szLastPath[0] = 0;
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} else {
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// initialize path variable
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lstrcpy (szLastPath, cszDoubleBackslash);
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// get server name from registry
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dwBufLen = MAX_COMPUTERNAME_LENGTH + 1;
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lStatus = RegQueryValueEx (
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hkeyAppInfo,
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(LPTSTR)(dwSearchType == FDT_TOOLS_TREE ? cszLastToolsServer : cszLastClientServer),
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(LPDWORD)NULL,
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(LPDWORD)NULL,
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(LPBYTE)&szLastPath[lstrlen(szLastPath)],
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&dwBufLen);
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if (lStatus != ERROR_SUCCESS) {
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// unable to read value so return an empty buffer
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szLastPath[0] = 0;
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} else {
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// get sharepoint name from registry
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lstrcat (szLastPath, cszBackslash);
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dwBufLen = MAX_SHARENAME + 1;
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lStatus = RegQueryValueEx (
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hkeyAppInfo,
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(LPTSTR)(dwSearchType == FDT_TOOLS_TREE ? cszLastToolsSharepoint : cszLastClientSharepoint),
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(LPDWORD)NULL,
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(LPDWORD)NULL,
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(LPBYTE)&szLastPath[lstrlen(szLastPath)],
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&dwBufLen);
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if (lStatus != ERROR_SUCCESS) {
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// unable to read value so return an empty buffer
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szLastPath[0] = 0;
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}
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}
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RegCloseKey (hkeyAppInfo);
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}
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RegCloseKey (hkeyUserInfo);
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}
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return (LPCTSTR)&szLastPath[0];
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}
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static
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LONG
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SearchForDistPath (
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IN OUT LPTSTR szPath, // buffer to return path in (Req'd)
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IN DWORD dwPathLen, // size of path buffer in chars
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IN PLONG plPathType, // pointer to buffer recieving path type (opt)
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IN DWORD dwSearchType, // type of tree to look for
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IN DWORD dwPhase // phase(s) to search
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)
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/*++
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Routine Description:
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function that looks for the desired directory tree in the following
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locations:
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a) the registry, for the stored server\share
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b) the shared directories on the system
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c) the local and redirected drives
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d) the CD-Rom
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The search is divided into phases to allow the user to cancel the
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search.
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Arguments:
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IN OUT LPTSTR szPath, // buffer to return path in (Req'd)
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IN DWORD dwPathLen, // size of path buffer in chars
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IN PLONG plPathType, // pointer to buffer recieving path type (opt)
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IN DWORD dwSearchType, // type of tree to look for
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IN DWORD dwPhase // phase(s) to search
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Return Value:
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ERROR_SUCCESS
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--*/
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{
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LONG lStatus = ERROR_SUCCESS;
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LONG lPathType = NCDU_NO_CLIENT_PATH_FOUND;
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LPTSTR szLocalPath = NULL;
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NET_API_STATUS naStatus = NERR_Success;
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DWORD dwTotalEntries;
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DWORD dwEntriesRead;
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DWORD dwEntriesProcessed;
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DWORD dwResumeHandle;
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DWORD dwIndex;
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DWORD dwBufLen;
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BOOL bFound;
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UINT nDriveType;
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TCHAR szRootDir[32];
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PSHARE_INFO_2 psi2Data;
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UINT nErrorMode;
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BOOL bValidPath;
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if (szPath == NULL) {
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// the pointer to the path is required
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return ERROR_INVALID_PARAMETER;
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}
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// allocate temp buffers
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szLocalPath = GlobalAlloc (GPTR, MAX_PATH_BYTES);
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if (szLocalPath == NULL) {
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return ERROR_OUTOFMEMORY;
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}
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// disable windows error message popup
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nErrorMode = SetErrorMode (SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
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bFound = FALSE;
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if ((dwPhase & SEARCH_REGISTRY) == SEARCH_REGISTRY) {
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// check registry for saved server/sharepoint
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// if server/share found in registry, make into a UNC path
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// and validate that it's really a client tree. return path if valid
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lstrcpy (szLocalPath, GetLastPathFromRegistry(dwSearchType));
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if (szLocalPath[lstrlen(szLocalPath)] != cBackslash) lstrcat (szLocalPath, cszBackslash);
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if (dwSearchType == FDT_TOOLS_TREE){
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bValidPath = (BOOL)(ValidSrvToolsPath (szLocalPath) == 0);
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} else {
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bValidPath = (BOOL)(ValidSharePath (szLocalPath) == 0);
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}
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if (bValidPath) {
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// it's there so save it in user's buffer and leave
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lstrcpy (szPath, szLocalPath);
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lPathType = NCDU_PATH_FROM_REGISTRY;
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lStatus = ERROR_SUCCESS;
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goto GDP_ExitPoint;
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}
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}
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if ((dwPhase & SEARCH_SHARED_DIRS) == SEARCH_SHARED_DIRS) {
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// if here, then no valid server/share was found in registry, so
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// look at shared dir's on this machine and see if any of them are
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// valid client trees. If one is found, return the path in UNC form
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// search all current shares on this system
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dwEntriesProcessed = 0;
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dwEntriesRead = 0;
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dwTotalEntries = 0;
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dwResumeHandle = 0;
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while ((naStatus = NetShareEnum(
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NULL,
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2,
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(LPBYTE *)&psi2Data,
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0x00010000,
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&dwEntriesRead,
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&dwTotalEntries,
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&dwResumeHandle)) == NERR_Success) {
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if (dwEntriesRead == 0) break; // then it'd done
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for (dwIndex = 0; dwIndex < dwEntriesRead; dwIndex++){
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// don't check shares that translate to floppy drives A: & B:
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if ((_tcsnicmp(psi2Data[dwIndex].shi2_path, cszADriveRoot, 3) != 0) &&
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(_tcsnicmp(psi2Data[dwIndex].shi2_path, cszBDriveRoot, 3) != 0)) {
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if (dwSearchType == FDT_TOOLS_TREE){
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bValidPath = (BOOL)(ValidSrvToolsPath (psi2Data[dwIndex].shi2_path) == 0);
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} else {
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bValidPath = (BOOL)(ValidSharePath (psi2Data[dwIndex].shi2_path) == 0);
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}
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if (bValidPath) {
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// make a UNC name out of share name
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lstrcpy (szLocalPath, cszDoubleBackslash);
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dwBufLen = MAX_COMPUTERNAME_LENGTH+1;
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GetComputerName (&szLocalPath[2], &dwBufLen);
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lstrcat (szLocalPath, cszBackslash);
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lstrcat (szLocalPath, psi2Data[dwIndex].shi2_netname);
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lstrcat (szLocalPath, cszBackslash);
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if (lstrlen(szLocalPath) < (LONG)dwPathLen) {
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// save path string in user's buffer and leave
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lstrcpy (szPath, szLocalPath);
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lPathType = NCDU_LOCAL_SHARE_PATH;
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lStatus = ERROR_SUCCESS;
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bFound = TRUE;
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}
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break;
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}
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}
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}
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// free buffer created by Net API
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if (psi2Data != NULL) NetApiBufferFree (psi2Data);
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// update entry counters to know when to stop looping
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dwEntriesProcessed += dwEntriesRead;
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if ((dwEntriesProcessed >= dwTotalEntries) || bFound) {
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break; // out of while loop
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}
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}
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if (bFound) goto GDP_ExitPoint;
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}
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if ((dwPhase & SEARCH_HARD_DRIVES) == SEARCH_HARD_DRIVES) {
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// if here, then no shared path was found, so search hard drives for
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// a client tree in the root directory and return the DOS path if one
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// is found
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szRootDir[0] = 0;
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szRootDir[1] = cColon;
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szRootDir[2] = cBackslash;
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szRootDir[3] = 0;
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for (szRootDir[0] = cC; szRootDir[0] <= cZ; szRootDir[0]++) {
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// if it's local or remote drive look for a clients dir.
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// don't check CD_ROM, RAM Disks or Removable drive
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nDriveType = GetDriveType(szRootDir);
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if ((nDriveType == DRIVE_FIXED) || (nDriveType == DRIVE_REMOTE)) {
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// see if this is drive has the appropriate sub-dir on it
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if (dwSearchType == FDT_TOOLS_TREE){
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lstrcpy (&szRootDir[3], cszToolsDir);
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bValidPath = (BOOL)(ValidSrvToolsPath (szRootDir) == 0);
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} else {
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lstrcpy (&szRootDir[3], cszClientsDir);
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bValidPath = (BOOL)(ValidSharePath (szRootDir) == 0);
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}
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if (bValidPath) {
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// a valid path was found
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if (nDriveType == DRIVE_REMOTE) {
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// then this drive is shared on another machine
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// so return the UNC version of the path
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dwBufLen = MAX_PATH * sizeof(TCHAR);
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if (LookupRemotePath (szRootDir, szLocalPath, &dwBufLen)) {
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// save path string in user's buffer and leave
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lstrcpy (szPath, szLocalPath);
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lPathType = NCDU_LOCAL_SHARE_PATH;
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lStatus = ERROR_SUCCESS;
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} else {
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// unable to look up redirected drive so return dos
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// version of path (this shouldn't happen);
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lstrcpy (szPath, szRootDir);
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lPathType = NCDU_HARD_DRIVE_PATH;
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lStatus = ERROR_SUCCESS;
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}
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} else {
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// this is a Local drive so return the DOS
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// version of path
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lstrcpy (szPath, szRootDir);
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lPathType = NCDU_HARD_DRIVE_PATH;
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lStatus = ERROR_SUCCESS;
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}
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bFound = TRUE;
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break;
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}
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} // else ignore if not a local or remote hard drive
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szRootDir[3] = 0; // reset string back to a drive only
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} // end of for loop
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if (bFound) goto GDP_ExitPoint;
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}
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if ((dwPhase & SEARCH_CD_ROM) == SEARCH_CD_ROM) {
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// if here, then no client tree was found on a hard drive, so see if
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// they have a CD-ROM with the client tree on it. If they do, then
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// return the DOS path of the dir.
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// find CD-ROM drive
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szRootDir[0] = 0;
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szRootDir[1] = cColon;
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szRootDir[2] = cBackslash;
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szRootDir[3] = 0;
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for (szRootDir[0] = cC; szRootDir[0] <= cZ; szRootDir[0]++) {
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if (GetDriveType(szRootDir) == DRIVE_CDROM) break;
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}
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if (szRootDir[0] <= cZ) {
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// then a CD-ROM must have been found, so append the "clients" dir
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// and see if this is a valid client tree
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if (dwSearchType == FDT_TOOLS_TREE){
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lstrcat (szRootDir, cszToolsDir);
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bValidPath = (BOOL)(ValidSrvToolsPath (szRootDir) == 0);
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} else {
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lstrcat (szRootDir, cszClientsDir);
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bValidPath = (BOOL)(ValidSharePath (szRootDir) == 0);
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}
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if (bValidPath) {
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// found one on the CD so return the DOS
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// version of path
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lstrcpy (szPath, szRootDir);
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lPathType = NCDU_CDROM_PATH;
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lStatus = ERROR_SUCCESS;
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bFound = TRUE;
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}
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}
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goto GDP_ExitPoint;
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}
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// if here, then NO client tree was found. so return an empty string
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// bufffer and error code.
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lStatus = ERROR_SUCCESS;
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lPathType = NCDU_NO_CLIENT_PATH_FOUND;
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*szPath = 0; // make string buffer empty
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GDP_ExitPoint:
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if (plPathType != NULL) {
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*plPathType = lPathType;
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}
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FREE_IF_ALLOC (szLocalPath);
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SetErrorMode (nErrorMode); // restore old error mode
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return lStatus;
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}
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static
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BOOL
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FindClientsDlg_WM_INITDIALOG (
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IN HWND hwndDlg,
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IN WPARAM wParam,
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IN LPARAM lParam
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)
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/*++
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Routine Description:
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Dialog Box initialization routine:
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calls routines that format the currently selected options
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for display in the static text fields of the dialog box
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Arguments:
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IN HWND hwndDlg
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Handle to dialog box window
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IN WPARAM wParam
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Not Used
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IN LPARAM lParam
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pointer to client search data strucutre
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Return Value:
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FALSE because focus is set in this routine to the CANCEL button
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--*/
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{
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PFDT_DATA pFdt = (PFDT_DATA)lParam;
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LPTSTR szTitle;
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// locate windw
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PositionWindow (hwndDlg);
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// set global flag
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bSearchForClients = TRUE;
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// clear dialog box text
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SetDlgItemText (hwndDlg, NCDU_CLIENT_SEARCH_PHASE, cszEmptyString);
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// display Tools Tree search string if appropriate
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szTitle = GlobalAlloc (GPTR, MAX_PATH_BYTES);
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if (szTitle != NULL) {
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if (pFdt->dwSearchType == FDT_TOOLS_TREE) {
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if (LoadString (
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(HINSTANCE)GetWindowLong(hwndDlg, GWL_HINSTANCE),
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NCDU_FINDING_TOOLS_PATH,
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szTitle,
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80) > 0) {
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SetDlgItemText (hwndDlg, NCDU_SEARCH_TYPE_TITLE, szTitle);
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}
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}
|
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FREE_IF_ALLOC (szTitle);
|
||
}
|
||
|
||
// start 1st phase of search
|
||
PostMessage (hwndDlg, NCDU_SEARCH_FOR_CLIENTS, (WPARAM)SEARCH_REGISTRY, lParam);
|
||
|
||
// set focus
|
||
SetFocus (GetDlgItem(hwndDlg, IDCANCEL));
|
||
|
||
// need an arrow cursor to cancel out of dialog box.
|
||
|
||
hOrigCursor = SetCursor (LoadCursor(NULL, IDC_ARROW));
|
||
|
||
return FALSE;
|
||
}
|
||
|
||
static
|
||
BOOL
|
||
FindClientsDlg_SEARCH_FOR_CLIENTS (
|
||
IN HWND hwndDlg, // dlg window handle
|
||
IN WPARAM wParam, // search phase
|
||
IN LPARAM lParam // search data structure
|
||
)
|
||
/*++
|
||
|
||
Routine Description:
|
||
|
||
message processing routine to perform client tree search in phases
|
||
|
||
Arguments:
|
||
|
||
IN HWND hwndDlg
|
||
dlg window handle
|
||
|
||
IN WPARAM wParam
|
||
search phase
|
||
|
||
IN LPARAM lParam
|
||
search data structure
|
||
|
||
Return Value:
|
||
|
||
TRUE
|
||
|
||
--*/
|
||
{
|
||
UINT nPhaseName;
|
||
PFDT_DATA pFdt;
|
||
|
||
if (bSearchForClients) {
|
||
// perform this phase of the search
|
||
// set dlg box text
|
||
switch (wParam) {
|
||
case SEARCH_REGISTRY:
|
||
nPhaseName = CSZ_SYSTEM_REGISTRY;
|
||
break;
|
||
|
||
case SEARCH_SHARED_DIRS:
|
||
nPhaseName = CSZ_SHARED_DIRS;
|
||
break;
|
||
|
||
case SEARCH_HARD_DRIVES:
|
||
nPhaseName = CSZ_HARD_DISK_DIRS;
|
||
break;
|
||
|
||
case SEARCH_CD_ROM:
|
||
nPhaseName = CSZ_CD_ROM;
|
||
break;
|
||
|
||
default:
|
||
nPhaseName = CSZ_LOCAL_MACHINE;
|
||
break;
|
||
}
|
||
SetDlgItemText (hwndDlg, NCDU_CLIENT_SEARCH_PHASE,
|
||
GetStringResource (nPhaseName));
|
||
|
||
pFdt = (PFDT_DATA)lParam;
|
||
|
||
// search for clients
|
||
|
||
SearchForDistPath (
|
||
pFdt->szPathBuffer,
|
||
pFdt->dwPathBufferLen,
|
||
pFdt->plPathType,
|
||
pFdt->dwSearchType,
|
||
(DWORD)wParam);
|
||
|
||
if (*pFdt->plPathType != NCDU_NO_CLIENT_PATH_FOUND) {
|
||
// client found, so end here
|
||
EndDialog (hwndDlg, IDOK);
|
||
} else {
|
||
// try next phase
|
||
if (wParam != SEARCH_LAST_PHASE) {
|
||
wParam <<= 1; // go to next phase
|
||
PostMessage (hwndDlg, NCDU_SEARCH_FOR_CLIENTS,
|
||
wParam, lParam);
|
||
} else {
|
||
// this is the last phase so exit
|
||
EndDialog (hwndDlg, (bSearchForClients ? IDOK : IDCANCEL));
|
||
}
|
||
}
|
||
}
|
||
return TRUE;
|
||
}
|
||
|
||
static
|
||
BOOL
|
||
FindClientsDlg_WM_COMMAND (
|
||
IN HWND hwndDlg,
|
||
IN WPARAM wParam,
|
||
IN LPARAM lParam
|
||
)
|
||
/*++
|
||
|
||
Routine Description:
|
||
|
||
WM_COMMAND message dispatching routine.
|
||
Dispatches IDCANCEL and IDOK button messages, sends all others
|
||
to the DefDlgProc.
|
||
|
||
Arguments:
|
||
|
||
IN HWND hwndDlg
|
||
Handle to dialog box window
|
||
|
||
IN WPARAM wParam
|
||
windows message wParam arg
|
||
|
||
IN LPARAM lParam
|
||
windows message lParam arg
|
||
|
||
Return Value:
|
||
|
||
TRUE if message is not dispatched (i.e. not processed)
|
||
othewise the value returned by the called routine.
|
||
|
||
--*/
|
||
{
|
||
|
||
switch (LOWORD(wParam)) {
|
||
case IDCANCEL:
|
||
switch (HIWORD(wParam)) {
|
||
case BN_CLICKED:
|
||
bSearchForClients = FALSE;
|
||
return TRUE;
|
||
|
||
default:
|
||
return FALSE;
|
||
}
|
||
|
||
default:
|
||
return FALSE;
|
||
}
|
||
}
|
||
static
|
||
BOOL
|
||
FindClientsDlg_WM_DESTROY (
|
||
IN HWND hwndDlg,
|
||
IN WPARAM wParam,
|
||
IN LPARAM lParam
|
||
)
|
||
/*++
|
||
|
||
Routine Description:
|
||
|
||
restores original cursor when dialog box exits
|
||
|
||
Arguments:
|
||
|
||
std. windows message args
|
||
|
||
Return Value:
|
||
|
||
TRUE
|
||
|
||
--*/
|
||
{
|
||
if (hOrigCursor != NULL) SetCursor (hOrigCursor);
|
||
hOrigCursor = NULL;
|
||
return TRUE;
|
||
}
|
||
|
||
static
|
||
BOOL CALLBACK
|
||
FindClientsDlgProc (
|
||
IN HWND hwndDlg,
|
||
IN UINT message,
|
||
IN WPARAM wParam,
|
||
IN LPARAM lParam
|
||
)
|
||
/*++
|
||
|
||
Routine Description:
|
||
|
||
main dialog proc for this dialog box.
|
||
Processes the following messages:
|
||
|
||
WM_INITDIALOG: dialog box initialization
|
||
WM_COMMAND: command button/item selected
|
||
WM_DESTROY: restore cursor on exit
|
||
NCDU_SEARCH_FOR_CLIENTS: execute search message
|
||
|
||
Arguments:
|
||
|
||
IN HWND hwndDlg
|
||
handle to dialog box window
|
||
|
||
IN UINT message
|
||
message id
|
||
|
||
IN WPARAM wParam
|
||
message wParam arg
|
||
|
||
IN LPARAM lParam
|
||
message lParam arg
|
||
|
||
Return Value:
|
||
|
||
FALSE if message not processed by this module, otherwise the
|
||
value returned by the message processing routine.
|
||
|
||
--*/
|
||
{
|
||
switch (message) {
|
||
// windows messages
|
||
case WM_INITDIALOG: return (FindClientsDlg_WM_INITDIALOG (hwndDlg, wParam, lParam));
|
||
case WM_COMMAND: return (FindClientsDlg_WM_COMMAND (hwndDlg, wParam, lParam));
|
||
case WM_DESTROY: return (FindClientsDlg_WM_DESTROY (hwndDlg, wParam, lParam));
|
||
// local messages
|
||
case NCDU_SEARCH_FOR_CLIENTS: return (FindClientsDlg_SEARCH_FOR_CLIENTS (hwndDlg, wParam, lParam));
|
||
default: return FALSE;
|
||
}
|
||
}
|
||
|
||
|
||
|
||
|