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dashley |
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/* $Header$ */
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dashley |
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/*
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* tclWinReg.c --
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*
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* This file contains the implementation of the "registry" Tcl
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* built-in command. This command is built as a dynamically
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* loadable extension in a separate DLL.
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*
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* Copyright (c) 1997 by Sun Microsystems, Inc.
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* Copyright (c) 1998-1999 by Scriptics Corporation.
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*
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* See the file "license.terms" for information on usage and redistribution
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* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
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*
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* RCS: @(#) $Id: tclwinreg.c,v 1.1.1.1 2001/06/13 04:50:03 dtashley Exp $
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*/
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#include <tclPort.h>
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#include <stdlib.h>
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#define WIN32_LEAN_AND_MEAN
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#include <windows.h>
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#undef WIN32_LEAN_AND_MEAN
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/*
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* TCL_STORAGE_CLASS is set unconditionally to DLLEXPORT because the
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* Registry_Init declaration is in the source file itself, which is only
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* accessed when we are building a library.
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*/
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#undef TCL_STORAGE_CLASS
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#define TCL_STORAGE_CLASS DLLEXPORT
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/*
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* The following macros convert between different endian ints.
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*/
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#define SWAPWORD(x) MAKEWORD(HIBYTE(x), LOBYTE(x))
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#define SWAPLONG(x) MAKELONG(SWAPWORD(HIWORD(x)), SWAPWORD(LOWORD(x)))
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/*
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* The following flag is used in OpenKeys to indicate that the specified
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* key should be created if it doesn't currently exist.
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*/
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#define REG_CREATE 1
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/*
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* The following tables contain the mapping from registry root names
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* to the system predefined keys.
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*/
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static char *rootKeyNames[] = {
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"HKEY_LOCAL_MACHINE", "HKEY_USERS", "HKEY_CLASSES_ROOT",
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"HKEY_CURRENT_USER", "HKEY_CURRENT_CONFIG",
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"HKEY_PERFORMANCE_DATA", "HKEY_DYN_DATA", NULL
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};
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static HKEY rootKeys[] = {
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HKEY_LOCAL_MACHINE, HKEY_USERS, HKEY_CLASSES_ROOT, HKEY_CURRENT_USER,
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HKEY_CURRENT_CONFIG, HKEY_PERFORMANCE_DATA, HKEY_DYN_DATA
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};
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/*
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* The following table maps from registry types to strings. Note that
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* the indices for this array are the same as the constants for the
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* known registry types so we don't need a separate table to hold the
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* mapping.
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*/
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static char *typeNames[] = {
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"none", "sz", "expand_sz", "binary", "dword",
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"dword_big_endian", "link", "multi_sz", "resource_list", NULL
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};
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static DWORD lastType = REG_RESOURCE_LIST;
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/*
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* The following structures allow us to select between the Unicode and ASCII
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* interfaces at run time based on whether Unicode APIs are available. The
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* Unicode APIs are preferable because they will handle characters outside
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* of the current code page.
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*/
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typedef struct RegWinProcs {
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int useWide;
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LONG (WINAPI *regConnectRegistryProc)(TCHAR *, HKEY, PHKEY);
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LONG (WINAPI *regCreateKeyExProc)(HKEY, CONST TCHAR *, DWORD, TCHAR *,
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DWORD, REGSAM, SECURITY_ATTRIBUTES *, HKEY *, DWORD *);
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LONG (WINAPI *regDeleteKeyProc)(HKEY, CONST TCHAR *);
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LONG (WINAPI *regDeleteValueProc)(HKEY, CONST TCHAR *);
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LONG (WINAPI *regEnumKeyProc)(HKEY, DWORD, TCHAR *, DWORD);
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LONG (WINAPI *regEnumKeyExProc)(HKEY, DWORD, TCHAR *, DWORD *, DWORD *,
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TCHAR *, DWORD *, FILETIME *);
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LONG (WINAPI *regEnumValueProc)(HKEY, DWORD, TCHAR *, DWORD *, DWORD *,
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DWORD *, BYTE *, DWORD *);
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LONG (WINAPI *regOpenKeyExProc)(HKEY, CONST TCHAR *, DWORD, REGSAM,
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HKEY *);
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LONG (WINAPI *regQueryInfoKeyProc)(HKEY, TCHAR *, DWORD *, DWORD *,
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DWORD *, DWORD *, DWORD *, DWORD *, DWORD *, DWORD *, DWORD *,
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FILETIME *);
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LONG (WINAPI *regQueryValueExProc)(HKEY, CONST TCHAR *, DWORD *, DWORD *,
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BYTE *, DWORD *);
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LONG (WINAPI *regSetValueExProc)(HKEY, CONST TCHAR *, DWORD, DWORD,
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CONST BYTE*, DWORD);
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} RegWinProcs;
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static RegWinProcs *regWinProcs;
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static RegWinProcs asciiProcs = {
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0,
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(LONG (WINAPI *)(TCHAR *, HKEY, PHKEY)) RegConnectRegistryA,
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(LONG (WINAPI *)(HKEY, CONST TCHAR *, DWORD, TCHAR *,
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DWORD, REGSAM, SECURITY_ATTRIBUTES *, HKEY *,
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DWORD *)) RegCreateKeyExA,
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(LONG (WINAPI *)(HKEY, CONST TCHAR *)) RegDeleteKeyA,
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(LONG (WINAPI *)(HKEY, CONST TCHAR *)) RegDeleteValueA,
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(LONG (WINAPI *)(HKEY, DWORD, TCHAR *, DWORD)) RegEnumKeyA,
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(LONG (WINAPI *)(HKEY, DWORD, TCHAR *, DWORD *, DWORD *,
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TCHAR *, DWORD *, FILETIME *)) RegEnumKeyExA,
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(LONG (WINAPI *)(HKEY, DWORD, TCHAR *, DWORD *, DWORD *,
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DWORD *, BYTE *, DWORD *)) RegEnumValueA,
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(LONG (WINAPI *)(HKEY, CONST TCHAR *, DWORD, REGSAM,
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HKEY *)) RegOpenKeyExA,
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(LONG (WINAPI *)(HKEY, TCHAR *, DWORD *, DWORD *,
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DWORD *, DWORD *, DWORD *, DWORD *, DWORD *, DWORD *, DWORD *,
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FILETIME *)) RegQueryInfoKeyA,
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(LONG (WINAPI *)(HKEY, CONST TCHAR *, DWORD *, DWORD *,
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BYTE *, DWORD *)) RegQueryValueExA,
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(LONG (WINAPI *)(HKEY, CONST TCHAR *, DWORD, DWORD,
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CONST BYTE*, DWORD)) RegSetValueExA,
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};
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static RegWinProcs unicodeProcs = {
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1,
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(LONG (WINAPI *)(TCHAR *, HKEY, PHKEY)) RegConnectRegistryW,
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(LONG (WINAPI *)(HKEY, CONST TCHAR *, DWORD, TCHAR *,
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DWORD, REGSAM, SECURITY_ATTRIBUTES *, HKEY *,
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DWORD *)) RegCreateKeyExW,
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(LONG (WINAPI *)(HKEY, CONST TCHAR *)) RegDeleteKeyW,
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(LONG (WINAPI *)(HKEY, CONST TCHAR *)) RegDeleteValueW,
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(LONG (WINAPI *)(HKEY, DWORD, TCHAR *, DWORD)) RegEnumKeyW,
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(LONG (WINAPI *)(HKEY, DWORD, TCHAR *, DWORD *, DWORD *,
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TCHAR *, DWORD *, FILETIME *)) RegEnumKeyExW,
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(LONG (WINAPI *)(HKEY, DWORD, TCHAR *, DWORD *, DWORD *,
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DWORD *, BYTE *, DWORD *)) RegEnumValueW,
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(LONG (WINAPI *)(HKEY, CONST TCHAR *, DWORD, REGSAM,
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HKEY *)) RegOpenKeyExW,
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(LONG (WINAPI *)(HKEY, TCHAR *, DWORD *, DWORD *,
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DWORD *, DWORD *, DWORD *, DWORD *, DWORD *, DWORD *, DWORD *,
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FILETIME *)) RegQueryInfoKeyW,
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(LONG (WINAPI *)(HKEY, CONST TCHAR *, DWORD *, DWORD *,
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BYTE *, DWORD *)) RegQueryValueExW,
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(LONG (WINAPI *)(HKEY, CONST TCHAR *, DWORD, DWORD,
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CONST BYTE*, DWORD)) RegSetValueExW,
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};
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/*
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* Declarations for functions defined in this file.
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*/
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static void AppendSystemError(Tcl_Interp *interp, DWORD error);
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static DWORD ConvertDWORD(DWORD type, DWORD value);
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static int DeleteKey(Tcl_Interp *interp, Tcl_Obj *keyNameObj);
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static int DeleteValue(Tcl_Interp *interp, Tcl_Obj *keyNameObj,
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Tcl_Obj *valueNameObj);
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static int GetKeyNames(Tcl_Interp *interp, Tcl_Obj *keyNameObj,
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Tcl_Obj *patternObj);
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static int GetType(Tcl_Interp *interp, Tcl_Obj *keyNameObj,
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Tcl_Obj *valueNameObj);
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static int GetValue(Tcl_Interp *interp, Tcl_Obj *keyNameObj,
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Tcl_Obj *valueNameObj);
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static int GetValueNames(Tcl_Interp *interp, Tcl_Obj *keyNameObj,
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Tcl_Obj *patternObj);
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static int OpenKey(Tcl_Interp *interp, Tcl_Obj *keyNameObj,
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REGSAM mode, int flags, HKEY *keyPtr);
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static DWORD OpenSubKey(char *hostName, HKEY rootKey,
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char *keyName, REGSAM mode, int flags,
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HKEY *keyPtr);
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184 |
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static int ParseKeyName(Tcl_Interp *interp, char *name,
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char **hostNamePtr, HKEY *rootKeyPtr,
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186 |
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char **keyNamePtr);
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187 |
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static DWORD RecursiveDeleteKey(HKEY hStartKey, TCHAR * pKeyName);
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188 |
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static int RegistryObjCmd(ClientData clientData,
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189 |
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Tcl_Interp *interp, int objc,
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190 |
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Tcl_Obj * CONST objv[]);
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191 |
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static int SetValue(Tcl_Interp *interp, Tcl_Obj *keyNameObj,
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192 |
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Tcl_Obj *valueNameObj, Tcl_Obj *dataObj,
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193 |
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Tcl_Obj *typeObj);
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194 |
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195 |
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EXTERN int Registry_Init(Tcl_Interp *interp);
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196 |
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197 |
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/*
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198 |
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*----------------------------------------------------------------------
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199 |
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*
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200 |
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* Registry_Init --
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201 |
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*
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202 |
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* This procedure initializes the registry command.
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203 |
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*
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204 |
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* Results:
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205 |
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* A standard Tcl result.
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206 |
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*
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207 |
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* Side effects:
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208 |
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* None.
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209 |
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*
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210 |
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*----------------------------------------------------------------------
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211 |
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*/
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212 |
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213 |
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int
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214 |
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Registry_Init(
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215 |
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Tcl_Interp *interp)
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216 |
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{
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217 |
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if (!Tcl_InitStubs(interp, "8.0", 0)) {
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218 |
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return TCL_ERROR;
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219 |
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}
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220 |
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221 |
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/*
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222 |
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* Determine if the unicode interfaces are available and select the
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223 |
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* appropriate registry function table.
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224 |
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*/
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225 |
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226 |
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if (TclWinGetPlatformId() == VER_PLATFORM_WIN32_NT) {
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227 |
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regWinProcs = &unicodeProcs;
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228 |
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} else {
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229 |
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regWinProcs = &asciiProcs;
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230 |
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}
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231 |
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232 |
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Tcl_CreateObjCommand(interp, "registry", RegistryObjCmd, NULL, NULL);
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233 |
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return Tcl_PkgProvide(interp, "registry", "1.0");
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234 |
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}
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235 |
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236 |
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/*
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237 |
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*----------------------------------------------------------------------
|
238 |
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*
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239 |
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* RegistryObjCmd --
|
240 |
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*
|
241 |
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* This function implements the Tcl "registry" command.
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242 |
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*
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243 |
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* Results:
|
244 |
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* A standard Tcl result.
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245 |
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*
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246 |
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* Side effects:
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247 |
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* None.
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248 |
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*
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249 |
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*----------------------------------------------------------------------
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250 |
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*/
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251 |
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252 |
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static int
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253 |
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RegistryObjCmd(
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254 |
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ClientData clientData, /* Not used. */
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255 |
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Tcl_Interp *interp, /* Current interpreter. */
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256 |
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int objc, /* Number of arguments. */
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257 |
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Tcl_Obj * CONST objv[]) /* Argument values. */
|
258 |
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{
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259 |
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int index;
|
260 |
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char *errString;
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261 |
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262 |
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static char *subcommands[] = { "delete", "get", "keys", "set", "type",
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263 |
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"values", (char *) NULL };
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264 |
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enum SubCmdIdx { DeleteIdx, GetIdx, KeysIdx, SetIdx, TypeIdx, ValuesIdx };
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265 |
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266 |
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if (objc < 2) {
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267 |
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Tcl_WrongNumArgs(interp, objc, objv, "option ?arg arg ...?");
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268 |
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return TCL_ERROR;
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269 |
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}
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270 |
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271 |
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if (Tcl_GetIndexFromObj(interp, objv[1], subcommands, "option", 0, &index)
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272 |
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!= TCL_OK) {
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273 |
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return TCL_ERROR;
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274 |
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}
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275 |
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276 |
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switch (index) {
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277 |
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case DeleteIdx: /* delete */
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278 |
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if (objc == 3) {
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279 |
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return DeleteKey(interp, objv[2]);
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280 |
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} else if (objc == 4) {
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281 |
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return DeleteValue(interp, objv[2], objv[3]);
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282 |
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}
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283 |
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errString = "keyName ?valueName?";
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284 |
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break;
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285 |
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case GetIdx: /* get */
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286 |
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if (objc == 4) {
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287 |
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return GetValue(interp, objv[2], objv[3]);
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288 |
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}
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289 |
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errString = "keyName valueName";
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290 |
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break;
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291 |
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case KeysIdx: /* keys */
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292 |
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if (objc == 3) {
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293 |
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return GetKeyNames(interp, objv[2], NULL);
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294 |
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} else if (objc == 4) {
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295 |
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return GetKeyNames(interp, objv[2], objv[3]);
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296 |
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}
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297 |
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errString = "keyName ?pattern?";
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298 |
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break;
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299 |
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case SetIdx: /* set */
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300 |
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if (objc == 3) {
|
301 |
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HKEY key;
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302 |
|
|
|
303 |
|
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/*
|
304 |
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* Create the key and then close it immediately.
|
305 |
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*/
|
306 |
|
|
|
307 |
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if (OpenKey(interp, objv[2], KEY_ALL_ACCESS, 1, &key)
|
308 |
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!= TCL_OK) {
|
309 |
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return TCL_ERROR;
|
310 |
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}
|
311 |
|
|
RegCloseKey(key);
|
312 |
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return TCL_OK;
|
313 |
|
|
} else if (objc == 5 || objc == 6) {
|
314 |
|
|
Tcl_Obj *typeObj = (objc == 5) ? NULL : objv[5];
|
315 |
|
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return SetValue(interp, objv[2], objv[3], objv[4], typeObj);
|
316 |
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}
|
317 |
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errString = "keyName ?valueName data ?type??";
|
318 |
|
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break;
|
319 |
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|
case TypeIdx: /* type */
|
320 |
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if (objc == 4) {
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321 |
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return GetType(interp, objv[2], objv[3]);
|
322 |
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}
|
323 |
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errString = "keyName valueName";
|
324 |
|
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break;
|
325 |
|
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case ValuesIdx: /* values */
|
326 |
|
|
if (objc == 3) {
|
327 |
|
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return GetValueNames(interp, objv[2], NULL);
|
328 |
|
|
} else if (objc == 4) {
|
329 |
|
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return GetValueNames(interp, objv[2], objv[3]);
|
330 |
|
|
}
|
331 |
|
|
errString = "keyName ?pattern?";
|
332 |
|
|
break;
|
333 |
|
|
}
|
334 |
|
|
Tcl_WrongNumArgs(interp, 2, objv, errString);
|
335 |
|
|
return TCL_ERROR;
|
336 |
|
|
}
|
337 |
|
|
|
338 |
|
|
/*
|
339 |
|
|
*----------------------------------------------------------------------
|
340 |
|
|
*
|
341 |
|
|
* DeleteKey --
|
342 |
|
|
*
|
343 |
|
|
* This function deletes a registry key.
|
344 |
|
|
*
|
345 |
|
|
* Results:
|
346 |
|
|
* A standard Tcl result.
|
347 |
|
|
*
|
348 |
|
|
* Side effects:
|
349 |
|
|
* None.
|
350 |
|
|
*
|
351 |
|
|
*----------------------------------------------------------------------
|
352 |
|
|
*/
|
353 |
|
|
|
354 |
|
|
static int
|
355 |
|
|
DeleteKey(
|
356 |
|
|
Tcl_Interp *interp, /* Current interpreter. */
|
357 |
|
|
Tcl_Obj *keyNameObj) /* Name of key to delete. */
|
358 |
|
|
{
|
359 |
|
|
char *tail, *buffer, *hostName, *keyName;
|
360 |
|
|
HKEY rootKey, subkey;
|
361 |
|
|
DWORD result;
|
362 |
|
|
int length;
|
363 |
|
|
Tcl_Obj *resultPtr;
|
364 |
|
|
Tcl_DString buf;
|
365 |
|
|
|
366 |
|
|
/*
|
367 |
|
|
* Find the parent of the key being deleted and open it.
|
368 |
|
|
*/
|
369 |
|
|
|
370 |
|
|
keyName = Tcl_GetStringFromObj(keyNameObj, &length);
|
371 |
|
|
buffer = ckalloc(length + 1);
|
372 |
|
|
strcpy(buffer, keyName);
|
373 |
|
|
|
374 |
|
|
if (ParseKeyName(interp, buffer, &hostName, &rootKey, &keyName)
|
375 |
|
|
!= TCL_OK) {
|
376 |
|
|
ckfree(buffer);
|
377 |
|
|
return TCL_ERROR;
|
378 |
|
|
}
|
379 |
|
|
|
380 |
|
|
resultPtr = Tcl_GetObjResult(interp);
|
381 |
|
|
if (*keyName == '\0') {
|
382 |
|
|
Tcl_AppendToObj(resultPtr, "bad key: cannot delete root keys", -1);
|
383 |
|
|
ckfree(buffer);
|
384 |
|
|
return TCL_ERROR;
|
385 |
|
|
}
|
386 |
|
|
|
387 |
|
|
tail = strrchr(keyName, '\\');
|
388 |
|
|
if (tail) {
|
389 |
|
|
*tail++ = '\0';
|
390 |
|
|
} else {
|
391 |
|
|
tail = keyName;
|
392 |
|
|
keyName = NULL;
|
393 |
|
|
}
|
394 |
|
|
|
395 |
|
|
result = OpenSubKey(hostName, rootKey, keyName,
|
396 |
|
|
KEY_ENUMERATE_SUB_KEYS | DELETE, 0, &subkey);
|
397 |
|
|
if (result != ERROR_SUCCESS) {
|
398 |
|
|
ckfree(buffer);
|
399 |
|
|
if (result == ERROR_FILE_NOT_FOUND) {
|
400 |
|
|
return TCL_OK;
|
401 |
|
|
} else {
|
402 |
|
|
Tcl_AppendToObj(resultPtr, "unable to delete key: ", -1);
|
403 |
|
|
AppendSystemError(interp, result);
|
404 |
|
|
return TCL_ERROR;
|
405 |
|
|
}
|
406 |
|
|
}
|
407 |
|
|
|
408 |
|
|
/*
|
409 |
|
|
* Now we recursively delete the key and everything below it.
|
410 |
|
|
*/
|
411 |
|
|
|
412 |
|
|
tail = Tcl_WinUtfToTChar(tail, -1, &buf);
|
413 |
|
|
result = RecursiveDeleteKey(subkey, tail);
|
414 |
|
|
Tcl_DStringFree(&buf);
|
415 |
|
|
|
416 |
|
|
if (result != ERROR_SUCCESS && result != ERROR_FILE_NOT_FOUND) {
|
417 |
|
|
Tcl_AppendToObj(resultPtr, "unable to delete key: ", -1);
|
418 |
|
|
AppendSystemError(interp, result);
|
419 |
|
|
result = TCL_ERROR;
|
420 |
|
|
} else {
|
421 |
|
|
result = TCL_OK;
|
422 |
|
|
}
|
423 |
|
|
|
424 |
|
|
RegCloseKey(subkey);
|
425 |
|
|
ckfree(buffer);
|
426 |
|
|
return result;
|
427 |
|
|
}
|
428 |
|
|
|
429 |
|
|
/*
|
430 |
|
|
*----------------------------------------------------------------------
|
431 |
|
|
*
|
432 |
|
|
* DeleteValue --
|
433 |
|
|
*
|
434 |
|
|
* This function deletes a value from a registry key.
|
435 |
|
|
*
|
436 |
|
|
* Results:
|
437 |
|
|
* A standard Tcl result.
|
438 |
|
|
*
|
439 |
|
|
* Side effects:
|
440 |
|
|
* None.
|
441 |
|
|
*
|
442 |
|
|
*----------------------------------------------------------------------
|
443 |
|
|
*/
|
444 |
|
|
|
445 |
|
|
static int
|
446 |
|
|
DeleteValue(
|
447 |
|
|
Tcl_Interp *interp, /* Current interpreter. */
|
448 |
|
|
Tcl_Obj *keyNameObj, /* Name of key. */
|
449 |
|
|
Tcl_Obj *valueNameObj) /* Name of value to delete. */
|
450 |
|
|
{
|
451 |
|
|
HKEY key;
|
452 |
|
|
char *valueName;
|
453 |
|
|
int length;
|
454 |
|
|
DWORD result;
|
455 |
|
|
Tcl_Obj *resultPtr;
|
456 |
|
|
Tcl_DString ds;
|
457 |
|
|
|
458 |
|
|
/*
|
459 |
|
|
* Attempt to open the key for deletion.
|
460 |
|
|
*/
|
461 |
|
|
|
462 |
|
|
if (OpenKey(interp, keyNameObj, KEY_SET_VALUE, 0, &key)
|
463 |
|
|
!= TCL_OK) {
|
464 |
|
|
return TCL_ERROR;
|
465 |
|
|
}
|
466 |
|
|
|
467 |
|
|
resultPtr = Tcl_GetObjResult(interp);
|
468 |
|
|
valueName = Tcl_GetStringFromObj(valueNameObj, &length);
|
469 |
|
|
Tcl_WinUtfToTChar(valueName, length, &ds);
|
470 |
|
|
result = (*regWinProcs->regDeleteValueProc)(key, Tcl_DStringValue(&ds));
|
471 |
|
|
Tcl_DStringFree(&ds);
|
472 |
|
|
if (result != ERROR_SUCCESS) {
|
473 |
|
|
Tcl_AppendStringsToObj(resultPtr, "unable to delete value \"",
|
474 |
|
|
Tcl_GetString(valueNameObj), "\" from key \"",
|
475 |
|
|
Tcl_GetString(keyNameObj), "\": ", NULL);
|
476 |
|
|
AppendSystemError(interp, result);
|
477 |
|
|
result = TCL_ERROR;
|
478 |
|
|
} else {
|
479 |
|
|
result = TCL_OK;
|
480 |
|
|
}
|
481 |
|
|
RegCloseKey(key);
|
482 |
|
|
return result;
|
483 |
|
|
}
|
484 |
|
|
|
485 |
|
|
/*
|
486 |
|
|
*----------------------------------------------------------------------
|
487 |
|
|
*
|
488 |
|
|
* GetKeyNames --
|
489 |
|
|
*
|
490 |
|
|
* This function enumerates the subkeys of a given key. If the
|
491 |
|
|
* optional pattern is supplied, then only keys that match the
|
492 |
|
|
* pattern will be returned.
|
493 |
|
|
*
|
494 |
|
|
* Results:
|
495 |
|
|
* Returns the list of subkeys in the result object of the
|
496 |
|
|
* interpreter, or an error message on failure.
|
497 |
|
|
*
|
498 |
|
|
* Side effects:
|
499 |
|
|
* None.
|
500 |
|
|
*
|
501 |
|
|
*----------------------------------------------------------------------
|
502 |
|
|
*/
|
503 |
|
|
|
504 |
|
|
static int
|
505 |
|
|
GetKeyNames(
|
506 |
|
|
Tcl_Interp *interp, /* Current interpreter. */
|
507 |
|
|
Tcl_Obj *keyNameObj, /* Key to enumerate. */
|
508 |
|
|
Tcl_Obj *patternObj) /* Optional match pattern. */
|
509 |
|
|
{
|
510 |
|
|
HKEY key;
|
511 |
|
|
DWORD index;
|
512 |
|
|
char buffer[MAX_PATH+1], *pattern, *name;
|
513 |
|
|
Tcl_Obj *resultPtr;
|
514 |
|
|
int result = TCL_OK;
|
515 |
|
|
Tcl_DString ds;
|
516 |
|
|
|
517 |
|
|
/*
|
518 |
|
|
* Attempt to open the key for enumeration.
|
519 |
|
|
*/
|
520 |
|
|
|
521 |
|
|
if (OpenKey(interp, keyNameObj, KEY_ENUMERATE_SUB_KEYS, 0, &key)
|
522 |
|
|
!= TCL_OK) {
|
523 |
|
|
return TCL_ERROR;
|
524 |
|
|
}
|
525 |
|
|
|
526 |
|
|
if (patternObj) {
|
527 |
|
|
pattern = Tcl_GetString(patternObj);
|
528 |
|
|
} else {
|
529 |
|
|
pattern = NULL;
|
530 |
|
|
}
|
531 |
|
|
|
532 |
|
|
/*
|
533 |
|
|
* Enumerate over the subkeys until we get an error, indicating the
|
534 |
|
|
* end of the list.
|
535 |
|
|
*/
|
536 |
|
|
|
537 |
|
|
resultPtr = Tcl_GetObjResult(interp);
|
538 |
|
|
for (index = 0; (*regWinProcs->regEnumKeyProc)(key, index, buffer,
|
539 |
|
|
MAX_PATH+1) == ERROR_SUCCESS; index++) {
|
540 |
|
|
Tcl_WinTCharToUtf((TCHAR *) buffer, -1, &ds);
|
541 |
|
|
name = Tcl_DStringValue(&ds);
|
542 |
|
|
if (pattern && !Tcl_StringMatch(name, pattern)) {
|
543 |
|
|
Tcl_DStringFree(&ds);
|
544 |
|
|
continue;
|
545 |
|
|
}
|
546 |
|
|
result = Tcl_ListObjAppendElement(interp, resultPtr,
|
547 |
|
|
Tcl_NewStringObj(name, Tcl_DStringLength(&ds)));
|
548 |
|
|
Tcl_DStringFree(&ds);
|
549 |
|
|
if (result != TCL_OK) {
|
550 |
|
|
break;
|
551 |
|
|
}
|
552 |
|
|
}
|
553 |
|
|
|
554 |
|
|
RegCloseKey(key);
|
555 |
|
|
return result;
|
556 |
|
|
}
|
557 |
|
|
|
558 |
|
|
/*
|
559 |
|
|
*----------------------------------------------------------------------
|
560 |
|
|
*
|
561 |
|
|
* GetType --
|
562 |
|
|
*
|
563 |
|
|
* This function gets the type of a given registry value and
|
564 |
|
|
* places it in the interpreter result.
|
565 |
|
|
*
|
566 |
|
|
* Results:
|
567 |
|
|
* Returns a normal Tcl result.
|
568 |
|
|
*
|
569 |
|
|
* Side effects:
|
570 |
|
|
* None.
|
571 |
|
|
*
|
572 |
|
|
*----------------------------------------------------------------------
|
573 |
|
|
*/
|
574 |
|
|
|
575 |
|
|
static int
|
576 |
|
|
GetType(
|
577 |
|
|
Tcl_Interp *interp, /* Current interpreter. */
|
578 |
|
|
Tcl_Obj *keyNameObj, /* Name of key. */
|
579 |
|
|
Tcl_Obj *valueNameObj) /* Name of value to get. */
|
580 |
|
|
{
|
581 |
|
|
HKEY key;
|
582 |
|
|
Tcl_Obj *resultPtr;
|
583 |
|
|
DWORD result;
|
584 |
|
|
DWORD type;
|
585 |
|
|
Tcl_DString ds;
|
586 |
|
|
char *valueName;
|
587 |
|
|
int length;
|
588 |
|
|
|
589 |
|
|
/*
|
590 |
|
|
* Attempt to open the key for reading.
|
591 |
|
|
*/
|
592 |
|
|
|
593 |
|
|
if (OpenKey(interp, keyNameObj, KEY_QUERY_VALUE, 0, &key)
|
594 |
|
|
!= TCL_OK) {
|
595 |
|
|
return TCL_ERROR;
|
596 |
|
|
}
|
597 |
|
|
|
598 |
|
|
/*
|
599 |
|
|
* Get the type of the value.
|
600 |
|
|
*/
|
601 |
|
|
|
602 |
|
|
resultPtr = Tcl_GetObjResult(interp);
|
603 |
|
|
|
604 |
|
|
valueName = Tcl_GetStringFromObj(valueNameObj, &length);
|
605 |
|
|
valueName = Tcl_WinUtfToTChar(valueName, length, &ds);
|
606 |
|
|
result = (*regWinProcs->regQueryValueExProc)(key, valueName, NULL, &type,
|
607 |
|
|
NULL, NULL);
|
608 |
|
|
Tcl_DStringFree(&ds);
|
609 |
|
|
RegCloseKey(key);
|
610 |
|
|
|
611 |
|
|
if (result != ERROR_SUCCESS) {
|
612 |
|
|
Tcl_AppendStringsToObj(resultPtr, "unable to get type of value \"",
|
613 |
|
|
Tcl_GetString(valueNameObj), "\" from key \"",
|
614 |
|
|
Tcl_GetString(keyNameObj), "\": ", NULL);
|
615 |
|
|
AppendSystemError(interp, result);
|
616 |
|
|
return TCL_ERROR;
|
617 |
|
|
}
|
618 |
|
|
|
619 |
|
|
/*
|
620 |
|
|
* Set the type into the result. Watch out for unknown types.
|
621 |
|
|
* If we don't know about the type, just use the numeric value.
|
622 |
|
|
*/
|
623 |
|
|
|
624 |
|
|
if (type > lastType || type < 0) {
|
625 |
|
|
Tcl_SetIntObj(resultPtr, type);
|
626 |
|
|
} else {
|
627 |
|
|
Tcl_SetStringObj(resultPtr, typeNames[type], -1);
|
628 |
|
|
}
|
629 |
|
|
return TCL_OK;
|
630 |
|
|
}
|
631 |
|
|
|
632 |
|
|
/*
|
633 |
|
|
*----------------------------------------------------------------------
|
634 |
|
|
*
|
635 |
|
|
* GetValue --
|
636 |
|
|
*
|
637 |
|
|
* This function gets the contents of a registry value and places
|
638 |
|
|
* a list containing the data and the type in the interpreter
|
639 |
|
|
* result.
|
640 |
|
|
*
|
641 |
|
|
* Results:
|
642 |
|
|
* Returns a normal Tcl result.
|
643 |
|
|
*
|
644 |
|
|
* Side effects:
|
645 |
|
|
* None.
|
646 |
|
|
*
|
647 |
|
|
*----------------------------------------------------------------------
|
648 |
|
|
*/
|
649 |
|
|
|
650 |
|
|
static int
|
651 |
|
|
GetValue(
|
652 |
|
|
Tcl_Interp *interp, /* Current interpreter. */
|
653 |
|
|
Tcl_Obj *keyNameObj, /* Name of key. */
|
654 |
|
|
Tcl_Obj *valueNameObj) /* Name of value to get. */
|
655 |
|
|
{
|
656 |
|
|
HKEY key;
|
657 |
|
|
char *valueName;
|
658 |
|
|
DWORD result, length, type;
|
659 |
|
|
Tcl_Obj *resultPtr;
|
660 |
|
|
Tcl_DString data, buf;
|
661 |
|
|
int nameLen;
|
662 |
|
|
|
663 |
|
|
/*
|
664 |
|
|
* Attempt to open the key for reading.
|
665 |
|
|
*/
|
666 |
|
|
|
667 |
|
|
if (OpenKey(interp, keyNameObj, KEY_QUERY_VALUE, 0, &key)
|
668 |
|
|
!= TCL_OK) {
|
669 |
|
|
return TCL_ERROR;
|
670 |
|
|
}
|
671 |
|
|
|
672 |
|
|
/*
|
673 |
|
|
* Initialize a Dstring to maximum statically allocated size
|
674 |
|
|
* we could get one more byte by avoiding Tcl_DStringSetLength()
|
675 |
|
|
* and just setting length to TCL_DSTRING_STATIC_SIZE, but this
|
676 |
|
|
* should be safer if the implementation of Dstrings changes.
|
677 |
|
|
*
|
678 |
|
|
* This allows short values to be read from the registy in one call.
|
679 |
|
|
* Longer values need a second call with an expanded DString.
|
680 |
|
|
*/
|
681 |
|
|
|
682 |
|
|
Tcl_DStringInit(&data);
|
683 |
|
|
length = TCL_DSTRING_STATIC_SIZE - 1;
|
684 |
|
|
Tcl_DStringSetLength(&data, length);
|
685 |
|
|
|
686 |
|
|
resultPtr = Tcl_GetObjResult(interp);
|
687 |
|
|
|
688 |
|
|
valueName = Tcl_GetStringFromObj(valueNameObj, &nameLen);
|
689 |
|
|
valueName = Tcl_WinUtfToTChar(valueName, nameLen, &buf);
|
690 |
|
|
|
691 |
|
|
result = (*regWinProcs->regQueryValueExProc)(key, valueName, NULL, &type,
|
692 |
|
|
(BYTE *) Tcl_DStringValue(&data), &length);
|
693 |
|
|
while (result == ERROR_MORE_DATA) {
|
694 |
|
|
/*
|
695 |
|
|
* The Windows docs say that in this error case, we just need
|
696 |
|
|
* to expand our buffer and request more data.
|
697 |
|
|
* Required for HKEY_PERFORMANCE_DATA
|
698 |
|
|
*/
|
699 |
|
|
length *= 2;
|
700 |
|
|
Tcl_DStringSetLength(&data, length);
|
701 |
|
|
result = (*regWinProcs->regQueryValueExProc)(key, valueName, NULL,
|
702 |
|
|
&type, (BYTE *) Tcl_DStringValue(&data), &length);
|
703 |
|
|
}
|
704 |
|
|
Tcl_DStringFree(&buf);
|
705 |
|
|
RegCloseKey(key);
|
706 |
|
|
if (result != ERROR_SUCCESS) {
|
707 |
|
|
Tcl_AppendStringsToObj(resultPtr, "unable to get value \"",
|
708 |
|
|
Tcl_GetString(valueNameObj), "\" from key \"",
|
709 |
|
|
Tcl_GetString(keyNameObj), "\": ", NULL);
|
710 |
|
|
AppendSystemError(interp, result);
|
711 |
|
|
Tcl_DStringFree(&data);
|
712 |
|
|
return TCL_ERROR;
|
713 |
|
|
}
|
714 |
|
|
|
715 |
|
|
/*
|
716 |
|
|
* If the data is a 32-bit quantity, store it as an integer object. If it
|
717 |
|
|
* is a multi-string, store it as a list of strings. For null-terminated
|
718 |
|
|
* strings, append up the to first null. Otherwise, store it as a binary
|
719 |
|
|
* string.
|
720 |
|
|
*/
|
721 |
|
|
|
722 |
|
|
if (type == REG_DWORD || type == REG_DWORD_BIG_ENDIAN) {
|
723 |
|
|
Tcl_SetIntObj(resultPtr, ConvertDWORD(type,
|
724 |
|
|
*((DWORD*) Tcl_DStringValue(&data))));
|
725 |
|
|
} else if (type == REG_MULTI_SZ) {
|
726 |
|
|
char *p = Tcl_DStringValue(&data);
|
727 |
|
|
char *end = Tcl_DStringValue(&data) + length;
|
728 |
|
|
|
729 |
|
|
/*
|
730 |
|
|
* Multistrings are stored as an array of null-terminated strings,
|
731 |
|
|
* terminated by two null characters. Also do a bounds check in
|
732 |
|
|
* case we get bogus data.
|
733 |
|
|
*/
|
734 |
|
|
|
735 |
|
|
while (p < end && ((regWinProcs->useWide)
|
736 |
|
|
? *((Tcl_UniChar *)p) : *p) != 0) {
|
737 |
|
|
Tcl_WinTCharToUtf((TCHAR *) p, -1, &buf);
|
738 |
|
|
Tcl_ListObjAppendElement(interp, resultPtr,
|
739 |
|
|
Tcl_NewStringObj(Tcl_DStringValue(&buf),
|
740 |
|
|
Tcl_DStringLength(&buf)));
|
741 |
|
|
if (regWinProcs->useWide) {
|
742 |
|
|
while (*((Tcl_UniChar *)p)++ != 0) {}
|
743 |
|
|
} else {
|
744 |
|
|
while (*p++ != '\0') {}
|
745 |
|
|
}
|
746 |
|
|
Tcl_DStringFree(&buf);
|
747 |
|
|
}
|
748 |
|
|
} else if ((type == REG_SZ) || (type == REG_EXPAND_SZ)) {
|
749 |
|
|
Tcl_WinTCharToUtf((TCHAR *) Tcl_DStringValue(&data), -1, &buf);
|
750 |
|
|
Tcl_SetStringObj(resultPtr, Tcl_DStringValue(&buf),
|
751 |
|
|
Tcl_DStringLength(&buf));
|
752 |
|
|
Tcl_DStringFree(&buf);
|
753 |
|
|
} else {
|
754 |
|
|
/*
|
755 |
|
|
* Save binary data as a byte array.
|
756 |
|
|
*/
|
757 |
|
|
|
758 |
|
|
Tcl_SetByteArrayObj(resultPtr, Tcl_DStringValue(&data), length);
|
759 |
|
|
}
|
760 |
|
|
Tcl_DStringFree(&data);
|
761 |
|
|
return result;
|
762 |
|
|
}
|
763 |
|
|
|
764 |
|
|
/*
|
765 |
|
|
*----------------------------------------------------------------------
|
766 |
|
|
*
|
767 |
|
|
* GetValueNames --
|
768 |
|
|
*
|
769 |
|
|
* This function enumerates the values of the a given key. If
|
770 |
|
|
* the optional pattern is supplied, then only value names that
|
771 |
|
|
* match the pattern will be returned.
|
772 |
|
|
*
|
773 |
|
|
* Results:
|
774 |
|
|
* Returns the list of value names in the result object of the
|
775 |
|
|
* interpreter, or an error message on failure.
|
776 |
|
|
*
|
777 |
|
|
* Side effects:
|
778 |
|
|
* None.
|
779 |
|
|
*
|
780 |
|
|
*----------------------------------------------------------------------
|
781 |
|
|
*/
|
782 |
|
|
|
783 |
|
|
static int
|
784 |
|
|
GetValueNames(
|
785 |
|
|
Tcl_Interp *interp, /* Current interpreter. */
|
786 |
|
|
Tcl_Obj *keyNameObj, /* Key to enumerate. */
|
787 |
|
|
Tcl_Obj *patternObj) /* Optional match pattern. */
|
788 |
|
|
{
|
789 |
|
|
HKEY key;
|
790 |
|
|
Tcl_Obj *resultPtr;
|
791 |
|
|
DWORD index, size, maxSize, result;
|
792 |
|
|
Tcl_DString buffer, ds;
|
793 |
|
|
char *pattern, *name;
|
794 |
|
|
|
795 |
|
|
/*
|
796 |
|
|
* Attempt to open the key for enumeration.
|
797 |
|
|
*/
|
798 |
|
|
|
799 |
|
|
if (OpenKey(interp, keyNameObj, KEY_QUERY_VALUE, 0, &key)
|
800 |
|
|
!= TCL_OK) {
|
801 |
|
|
return TCL_ERROR;
|
802 |
|
|
}
|
803 |
|
|
|
804 |
|
|
resultPtr = Tcl_GetObjResult(interp);
|
805 |
|
|
|
806 |
|
|
/*
|
807 |
|
|
* Query the key to determine the appropriate buffer size to hold the
|
808 |
|
|
* largest value name plus the terminating null.
|
809 |
|
|
*/
|
810 |
|
|
|
811 |
|
|
result = (*regWinProcs->regQueryInfoKeyProc)(key, NULL, NULL, NULL, NULL,
|
812 |
|
|
NULL, NULL, &index, &maxSize, NULL, NULL, NULL);
|
813 |
|
|
if (result != ERROR_SUCCESS) {
|
814 |
|
|
Tcl_AppendStringsToObj(resultPtr, "unable to query key \"",
|
815 |
|
|
Tcl_GetString(keyNameObj), "\": ", NULL);
|
816 |
|
|
AppendSystemError(interp, result);
|
817 |
|
|
RegCloseKey(key);
|
818 |
|
|
result = TCL_ERROR;
|
819 |
|
|
goto done;
|
820 |
|
|
}
|
821 |
|
|
maxSize++;
|
822 |
|
|
|
823 |
|
|
|
824 |
|
|
Tcl_DStringInit(&buffer);
|
825 |
|
|
Tcl_DStringSetLength(&buffer,
|
826 |
|
|
(regWinProcs->useWide) ? maxSize*2 : maxSize);
|
827 |
|
|
index = 0;
|
828 |
|
|
result = TCL_OK;
|
829 |
|
|
|
830 |
|
|
if (patternObj) {
|
831 |
|
|
pattern = Tcl_GetString(patternObj);
|
832 |
|
|
} else {
|
833 |
|
|
pattern = NULL;
|
834 |
|
|
}
|
835 |
|
|
|
836 |
|
|
/*
|
837 |
|
|
* Enumerate the values under the given subkey until we get an error,
|
838 |
|
|
* indicating the end of the list. Note that we need to reset size
|
839 |
|
|
* after each iteration because RegEnumValue smashes the old value.
|
840 |
|
|
*/
|
841 |
|
|
|
842 |
|
|
size = maxSize;
|
843 |
|
|
while ((*regWinProcs->regEnumValueProc)(key, index,
|
844 |
|
|
Tcl_DStringValue(&buffer), &size, NULL, NULL, NULL, NULL)
|
845 |
|
|
== ERROR_SUCCESS) {
|
846 |
|
|
|
847 |
|
|
if (regWinProcs->useWide) {
|
848 |
|
|
size *= 2;
|
849 |
|
|
}
|
850 |
|
|
|
851 |
|
|
Tcl_WinTCharToUtf((TCHAR *) Tcl_DStringValue(&buffer), size, &ds);
|
852 |
|
|
name = Tcl_DStringValue(&ds);
|
853 |
|
|
if (!pattern || Tcl_StringMatch(name, pattern)) {
|
854 |
|
|
result = Tcl_ListObjAppendElement(interp, resultPtr,
|
855 |
|
|
Tcl_NewStringObj(name, Tcl_DStringLength(&ds)));
|
856 |
|
|
if (result != TCL_OK) {
|
857 |
|
|
Tcl_DStringFree(&ds);
|
858 |
|
|
break;
|
859 |
|
|
}
|
860 |
|
|
}
|
861 |
|
|
Tcl_DStringFree(&ds);
|
862 |
|
|
|
863 |
|
|
index++;
|
864 |
|
|
size = maxSize;
|
865 |
|
|
}
|
866 |
|
|
Tcl_DStringFree(&buffer);
|
867 |
|
|
|
868 |
|
|
done:
|
869 |
|
|
RegCloseKey(key);
|
870 |
|
|
return result;
|
871 |
|
|
}
|
872 |
|
|
|
873 |
|
|
/*
|
874 |
|
|
*----------------------------------------------------------------------
|
875 |
|
|
*
|
876 |
|
|
* OpenKey --
|
877 |
|
|
*
|
878 |
|
|
* This function opens the specified key. This function is a
|
879 |
|
|
* simple wrapper around ParseKeyName and OpenSubKey.
|
880 |
|
|
*
|
881 |
|
|
* Results:
|
882 |
|
|
* Returns the opened key in the keyPtr argument and a Tcl
|
883 |
|
|
* result code.
|
884 |
|
|
*
|
885 |
|
|
* Side effects:
|
886 |
|
|
* None.
|
887 |
|
|
*
|
888 |
|
|
*----------------------------------------------------------------------
|
889 |
|
|
*/
|
890 |
|
|
|
891 |
|
|
static int
|
892 |
|
|
OpenKey(
|
893 |
|
|
Tcl_Interp *interp, /* Current interpreter. */
|
894 |
|
|
Tcl_Obj *keyNameObj, /* Key to open. */
|
895 |
|
|
REGSAM mode, /* Access mode. */
|
896 |
|
|
int flags, /* 0 or REG_CREATE. */
|
897 |
|
|
HKEY *keyPtr) /* Returned HKEY. */
|
898 |
|
|
{
|
899 |
|
|
char *keyName, *buffer, *hostName;
|
900 |
|
|
int length;
|
901 |
|
|
HKEY rootKey;
|
902 |
|
|
DWORD result;
|
903 |
|
|
|
904 |
|
|
keyName = Tcl_GetStringFromObj(keyNameObj, &length);
|
905 |
|
|
buffer = ckalloc(length + 1);
|
906 |
|
|
strcpy(buffer, keyName);
|
907 |
|
|
|
908 |
|
|
result = ParseKeyName(interp, buffer, &hostName, &rootKey, &keyName);
|
909 |
|
|
if (result == TCL_OK) {
|
910 |
|
|
result = OpenSubKey(hostName, rootKey, keyName, mode, flags, keyPtr);
|
911 |
|
|
if (result != ERROR_SUCCESS) {
|
912 |
|
|
Tcl_Obj *resultPtr = Tcl_GetObjResult(interp);
|
913 |
|
|
Tcl_AppendToObj(resultPtr, "unable to open key: ", -1);
|
914 |
|
|
AppendSystemError(interp, result);
|
915 |
|
|
result = TCL_ERROR;
|
916 |
|
|
} else {
|
917 |
|
|
result = TCL_OK;
|
918 |
|
|
}
|
919 |
|
|
}
|
920 |
|
|
|
921 |
|
|
ckfree(buffer);
|
922 |
|
|
return result;
|
923 |
|
|
}
|
924 |
|
|
|
925 |
|
|
/*
|
926 |
|
|
*----------------------------------------------------------------------
|
927 |
|
|
*
|
928 |
|
|
* OpenSubKey --
|
929 |
|
|
*
|
930 |
|
|
* This function opens a given subkey of a root key on the
|
931 |
|
|
* specified host.
|
932 |
|
|
*
|
933 |
|
|
* Results:
|
934 |
|
|
* Returns the opened key in the keyPtr and a Windows error code
|
935 |
|
|
* as the return value.
|
936 |
|
|
*
|
937 |
|
|
* Side effects:
|
938 |
|
|
* None.
|
939 |
|
|
*
|
940 |
|
|
*----------------------------------------------------------------------
|
941 |
|
|
*/
|
942 |
|
|
|
943 |
|
|
static DWORD
|
944 |
|
|
OpenSubKey(
|
945 |
|
|
char *hostName, /* Host to access, or NULL for local. */
|
946 |
|
|
HKEY rootKey, /* Root registry key. */
|
947 |
|
|
char *keyName, /* Subkey name. */
|
948 |
|
|
REGSAM mode, /* Access mode. */
|
949 |
|
|
int flags, /* 0 or REG_CREATE. */
|
950 |
|
|
HKEY *keyPtr) /* Returned HKEY. */
|
951 |
|
|
{
|
952 |
|
|
DWORD result;
|
953 |
|
|
Tcl_DString buf;
|
954 |
|
|
|
955 |
|
|
/*
|
956 |
|
|
* Attempt to open the root key on a remote host if necessary.
|
957 |
|
|
*/
|
958 |
|
|
|
959 |
|
|
if (hostName) {
|
960 |
|
|
hostName = Tcl_WinUtfToTChar(hostName, -1, &buf);
|
961 |
|
|
result = (*regWinProcs->regConnectRegistryProc)(hostName, rootKey,
|
962 |
|
|
&rootKey);
|
963 |
|
|
Tcl_DStringFree(&buf);
|
964 |
|
|
if (result != ERROR_SUCCESS) {
|
965 |
|
|
return result;
|
966 |
|
|
}
|
967 |
|
|
}
|
968 |
|
|
|
969 |
|
|
/*
|
970 |
|
|
* Now open the specified key with the requested permissions. Note
|
971 |
|
|
* that this key must be closed by the caller.
|
972 |
|
|
*/
|
973 |
|
|
|
974 |
|
|
keyName = Tcl_WinUtfToTChar(keyName, -1, &buf);
|
975 |
|
|
if (flags & REG_CREATE) {
|
976 |
|
|
DWORD create;
|
977 |
|
|
result = (*regWinProcs->regCreateKeyExProc)(rootKey, keyName, 0, "",
|
978 |
|
|
REG_OPTION_NON_VOLATILE, mode, NULL, keyPtr, &create);
|
979 |
|
|
} else {
|
980 |
|
|
if (rootKey == HKEY_PERFORMANCE_DATA) {
|
981 |
|
|
/*
|
982 |
|
|
* Here we fudge it for this special root key.
|
983 |
|
|
* See MSDN for more info on HKEY_PERFORMANCE_DATA and
|
984 |
|
|
* the peculiarities surrounding it
|
985 |
|
|
*/
|
986 |
|
|
*keyPtr = HKEY_PERFORMANCE_DATA;
|
987 |
|
|
result = ERROR_SUCCESS;
|
988 |
|
|
} else {
|
989 |
|
|
result = (*regWinProcs->regOpenKeyExProc)(rootKey, keyName, 0,
|
990 |
|
|
mode, keyPtr);
|
991 |
|
|
}
|
992 |
|
|
}
|
993 |
|
|
Tcl_DStringFree(&buf);
|
994 |
|
|
|
995 |
|
|
/*
|
996 |
|
|
* Be sure to close the root key since we are done with it now.
|
997 |
|
|
*/
|
998 |
|
|
|
999 |
|
|
if (hostName) {
|
1000 |
|
|
RegCloseKey(rootKey);
|
1001 |
|
|
}
|
1002 |
|
|
return result;
|
1003 |
|
|
}
|
1004 |
|
|
|
1005 |
|
|
/*
|
1006 |
|
|
*----------------------------------------------------------------------
|
1007 |
|
|
*
|
1008 |
|
|
* ParseKeyName --
|
1009 |
|
|
*
|
1010 |
|
|
* This function parses a key name into the host, root, and subkey
|
1011 |
|
|
* parts.
|
1012 |
|
|
*
|
1013 |
|
|
* Results:
|
1014 |
|
|
* The pointers to the start of the host and subkey names are
|
1015 |
|
|
* returned in the hostNamePtr and keyNamePtr variables. The
|
1016 |
|
|
* specified root HKEY is returned in rootKeyPtr. Returns
|
1017 |
|
|
* a standard Tcl result.
|
1018 |
|
|
*
|
1019 |
|
|
*
|
1020 |
|
|
* Side effects:
|
1021 |
|
|
* Modifies the name string by inserting nulls.
|
1022 |
|
|
*
|
1023 |
|
|
*----------------------------------------------------------------------
|
1024 |
|
|
*/
|
1025 |
|
|
|
1026 |
|
|
static int
|
1027 |
|
|
ParseKeyName(
|
1028 |
|
|
Tcl_Interp *interp, /* Current interpreter. */
|
1029 |
|
|
char *name,
|
1030 |
|
|
char **hostNamePtr,
|
1031 |
|
|
HKEY *rootKeyPtr,
|
1032 |
|
|
char **keyNamePtr)
|
1033 |
|
|
{
|
1034 |
|
|
char *rootName;
|
1035 |
|
|
int result, index;
|
1036 |
|
|
Tcl_Obj *rootObj, *resultPtr = Tcl_GetObjResult(interp);
|
1037 |
|
|
|
1038 |
|
|
/*
|
1039 |
|
|
* Split the key into host and root portions.
|
1040 |
|
|
*/
|
1041 |
|
|
|
1042 |
|
|
*hostNamePtr = *keyNamePtr = rootName = NULL;
|
1043 |
|
|
if (name[0] == '\\') {
|
1044 |
|
|
if (name[1] == '\\') {
|
1045 |
|
|
*hostNamePtr = name;
|
1046 |
|
|
for (rootName = name+2; *rootName != '\0'; rootName++) {
|
1047 |
|
|
if (*rootName == '\\') {
|
1048 |
|
|
*rootName++ = '\0';
|
1049 |
|
|
break;
|
1050 |
|
|
}
|
1051 |
|
|
}
|
1052 |
|
|
}
|
1053 |
|
|
} else {
|
1054 |
|
|
rootName = name;
|
1055 |
|
|
}
|
1056 |
|
|
if (!rootName) {
|
1057 |
|
|
Tcl_AppendStringsToObj(resultPtr, "bad key \"", name,
|
1058 |
|
|
"\": must start with a valid root", NULL);
|
1059 |
|
|
return TCL_ERROR;
|
1060 |
|
|
}
|
1061 |
|
|
|
1062 |
|
|
/*
|
1063 |
|
|
* Split the root into root and subkey portions.
|
1064 |
|
|
*/
|
1065 |
|
|
|
1066 |
|
|
for (*keyNamePtr = rootName; **keyNamePtr != '\0'; (*keyNamePtr)++) {
|
1067 |
|
|
if (**keyNamePtr == '\\') {
|
1068 |
|
|
**keyNamePtr = '\0';
|
1069 |
|
|
(*keyNamePtr)++;
|
1070 |
|
|
break;
|
1071 |
|
|
}
|
1072 |
|
|
}
|
1073 |
|
|
|
1074 |
|
|
/*
|
1075 |
|
|
* Look for a matching root name.
|
1076 |
|
|
*/
|
1077 |
|
|
|
1078 |
|
|
rootObj = Tcl_NewStringObj(rootName, -1);
|
1079 |
|
|
result = Tcl_GetIndexFromObj(interp, rootObj, rootKeyNames, "root name",
|
1080 |
|
|
TCL_EXACT, &index);
|
1081 |
|
|
Tcl_DecrRefCount(rootObj);
|
1082 |
|
|
if (result != TCL_OK) {
|
1083 |
|
|
return TCL_ERROR;
|
1084 |
|
|
}
|
1085 |
|
|
*rootKeyPtr = rootKeys[index];
|
1086 |
|
|
return TCL_OK;
|
1087 |
|
|
}
|
1088 |
|
|
|
1089 |
|
|
/*
|
1090 |
|
|
*----------------------------------------------------------------------
|
1091 |
|
|
*
|
1092 |
|
|
* RecursiveDeleteKey --
|
1093 |
|
|
*
|
1094 |
|
|
* This function recursively deletes all the keys below a starting
|
1095 |
|
|
* key. Although Windows 95 does this automatically, we still need
|
1096 |
|
|
* to do this for Windows NT.
|
1097 |
|
|
*
|
1098 |
|
|
* Results:
|
1099 |
|
|
* Returns a Windows error code.
|
1100 |
|
|
*
|
1101 |
|
|
* Side effects:
|
1102 |
|
|
* Deletes all of the keys and values below the given key.
|
1103 |
|
|
*
|
1104 |
|
|
*----------------------------------------------------------------------
|
1105 |
|
|
*/
|
1106 |
|
|
|
1107 |
|
|
static DWORD
|
1108 |
|
|
RecursiveDeleteKey(
|
1109 |
|
|
HKEY startKey, /* Parent of key to be deleted. */
|
1110 |
|
|
char *keyName) /* Name of key to be deleted in external
|
1111 |
|
|
* encoding, not UTF. */
|
1112 |
|
|
{
|
1113 |
|
|
DWORD result, size, maxSize;
|
1114 |
|
|
Tcl_DString subkey;
|
1115 |
|
|
HKEY hKey;
|
1116 |
|
|
|
1117 |
|
|
/*
|
1118 |
|
|
* Do not allow NULL or empty key name.
|
1119 |
|
|
*/
|
1120 |
|
|
|
1121 |
|
|
if (!keyName || *keyName == '\0') {
|
1122 |
|
|
return ERROR_BADKEY;
|
1123 |
|
|
}
|
1124 |
|
|
|
1125 |
|
|
result = (*regWinProcs->regOpenKeyExProc)(startKey, keyName, 0,
|
1126 |
|
|
KEY_ENUMERATE_SUB_KEYS | DELETE | KEY_QUERY_VALUE, &hKey);
|
1127 |
|
|
if (result != ERROR_SUCCESS) {
|
1128 |
|
|
return result;
|
1129 |
|
|
}
|
1130 |
|
|
result = (*regWinProcs->regQueryInfoKeyProc)(hKey, NULL, NULL, NULL, NULL,
|
1131 |
|
|
&maxSize, NULL, NULL, NULL, NULL, NULL, NULL);
|
1132 |
|
|
maxSize++;
|
1133 |
|
|
if (result != ERROR_SUCCESS) {
|
1134 |
|
|
return result;
|
1135 |
|
|
}
|
1136 |
|
|
|
1137 |
|
|
Tcl_DStringInit(&subkey);
|
1138 |
|
|
Tcl_DStringSetLength(&subkey,
|
1139 |
|
|
(regWinProcs->useWide) ? maxSize * 2 : maxSize);
|
1140 |
|
|
|
1141 |
|
|
while (result == ERROR_SUCCESS) {
|
1142 |
|
|
/*
|
1143 |
|
|
* Always get index 0 because key deletion changes ordering.
|
1144 |
|
|
*/
|
1145 |
|
|
|
1146 |
|
|
size = maxSize;
|
1147 |
|
|
result=(*regWinProcs->regEnumKeyExProc)(hKey, 0,
|
1148 |
|
|
Tcl_DStringValue(&subkey), &size, NULL, NULL, NULL, NULL);
|
1149 |
|
|
if (result == ERROR_NO_MORE_ITEMS) {
|
1150 |
|
|
result = (*regWinProcs->regDeleteKeyProc)(startKey, keyName);
|
1151 |
|
|
break;
|
1152 |
|
|
} else if (result == ERROR_SUCCESS) {
|
1153 |
|
|
result = RecursiveDeleteKey(hKey, Tcl_DStringValue(&subkey));
|
1154 |
|
|
}
|
1155 |
|
|
}
|
1156 |
|
|
Tcl_DStringFree(&subkey);
|
1157 |
|
|
RegCloseKey(hKey);
|
1158 |
|
|
return result;
|
1159 |
|
|
}
|
1160 |
|
|
|
1161 |
|
|
/*
|
1162 |
|
|
*----------------------------------------------------------------------
|
1163 |
|
|
*
|
1164 |
|
|
* SetValue --
|
1165 |
|
|
*
|
1166 |
|
|
* This function sets the contents of a registry value. If
|
1167 |
|
|
* the key or value does not exist, it will be created. If it
|
1168 |
|
|
* does exist, then the data and type will be replaced.
|
1169 |
|
|
*
|
1170 |
|
|
* Results:
|
1171 |
|
|
* Returns a normal Tcl result.
|
1172 |
|
|
*
|
1173 |
|
|
* Side effects:
|
1174 |
|
|
* May create new keys or values.
|
1175 |
|
|
*
|
1176 |
|
|
*----------------------------------------------------------------------
|
1177 |
|
|
*/
|
1178 |
|
|
|
1179 |
|
|
static int
|
1180 |
|
|
SetValue(
|
1181 |
|
|
Tcl_Interp *interp, /* Current interpreter. */
|
1182 |
|
|
Tcl_Obj *keyNameObj, /* Name of key. */
|
1183 |
|
|
Tcl_Obj *valueNameObj, /* Name of value to set. */
|
1184 |
|
|
Tcl_Obj *dataObj, /* Data to be written. */
|
1185 |
|
|
Tcl_Obj *typeObj) /* Type of data to be written. */
|
1186 |
|
|
{
|
1187 |
|
|
DWORD type, result;
|
1188 |
|
|
HKEY key;
|
1189 |
|
|
int length;
|
1190 |
|
|
char *valueName;
|
1191 |
|
|
Tcl_Obj *resultPtr;
|
1192 |
|
|
Tcl_DString nameBuf;
|
1193 |
|
|
|
1194 |
|
|
if (typeObj == NULL) {
|
1195 |
|
|
type = REG_SZ;
|
1196 |
|
|
} else if (Tcl_GetIndexFromObj(interp, typeObj, typeNames, "type",
|
1197 |
|
|
0, (int *) &type) != TCL_OK) {
|
1198 |
|
|
if (Tcl_GetIntFromObj(NULL, typeObj, (int*) &type) != TCL_OK) {
|
1199 |
|
|
return TCL_ERROR;
|
1200 |
|
|
}
|
1201 |
|
|
Tcl_ResetResult(interp);
|
1202 |
|
|
}
|
1203 |
|
|
if (OpenKey(interp, keyNameObj, KEY_ALL_ACCESS, 1, &key) != TCL_OK) {
|
1204 |
|
|
return TCL_ERROR;
|
1205 |
|
|
}
|
1206 |
|
|
|
1207 |
|
|
valueName = Tcl_GetStringFromObj(valueNameObj, &length);
|
1208 |
|
|
valueName = Tcl_WinUtfToTChar(valueName, length, &nameBuf);
|
1209 |
|
|
resultPtr = Tcl_GetObjResult(interp);
|
1210 |
|
|
|
1211 |
|
|
if (type == REG_DWORD || type == REG_DWORD_BIG_ENDIAN) {
|
1212 |
|
|
DWORD value;
|
1213 |
|
|
if (Tcl_GetIntFromObj(interp, dataObj, (int*) &value) != TCL_OK) {
|
1214 |
|
|
RegCloseKey(key);
|
1215 |
|
|
Tcl_DStringFree(&nameBuf);
|
1216 |
|
|
return TCL_ERROR;
|
1217 |
|
|
}
|
1218 |
|
|
|
1219 |
|
|
value = ConvertDWORD(type, value);
|
1220 |
|
|
result = (*regWinProcs->regSetValueExProc)(key, valueName, 0, type,
|
1221 |
|
|
(BYTE*) &value, sizeof(DWORD));
|
1222 |
|
|
} else if (type == REG_MULTI_SZ) {
|
1223 |
|
|
Tcl_DString data, buf;
|
1224 |
|
|
int objc, i;
|
1225 |
|
|
Tcl_Obj **objv;
|
1226 |
|
|
|
1227 |
|
|
if (Tcl_ListObjGetElements(interp, dataObj, &objc, &objv) != TCL_OK) {
|
1228 |
|
|
RegCloseKey(key);
|
1229 |
|
|
Tcl_DStringFree(&nameBuf);
|
1230 |
|
|
return TCL_ERROR;
|
1231 |
|
|
}
|
1232 |
|
|
|
1233 |
|
|
/*
|
1234 |
|
|
* Append the elements as null terminated strings. Note that
|
1235 |
|
|
* we must not assume the length of the string in case there are
|
1236 |
|
|
* embedded nulls, which aren't allowed in REG_MULTI_SZ values.
|
1237 |
|
|
*/
|
1238 |
|
|
|
1239 |
|
|
Tcl_DStringInit(&data);
|
1240 |
|
|
for (i = 0; i < objc; i++) {
|
1241 |
|
|
Tcl_DStringAppend(&data, Tcl_GetString(objv[i]), -1);
|
1242 |
|
|
|
1243 |
|
|
/*
|
1244 |
|
|
* Add a null character to separate this value from the next.
|
1245 |
|
|
* We accomplish this by growing the string by one byte. Since the
|
1246 |
|
|
* DString always tacks on an extra null byte, the new byte will
|
1247 |
|
|
* already be set to null.
|
1248 |
|
|
*/
|
1249 |
|
|
|
1250 |
|
|
Tcl_DStringSetLength(&data, Tcl_DStringLength(&data)+1);
|
1251 |
|
|
}
|
1252 |
|
|
|
1253 |
|
|
Tcl_WinUtfToTChar(Tcl_DStringValue(&data), Tcl_DStringLength(&data)+1,
|
1254 |
|
|
&buf);
|
1255 |
|
|
result = (*regWinProcs->regSetValueExProc)(key, valueName, 0, type,
|
1256 |
|
|
(BYTE *) Tcl_DStringValue(&buf),
|
1257 |
|
|
(DWORD) Tcl_DStringLength(&buf));
|
1258 |
|
|
Tcl_DStringFree(&data);
|
1259 |
|
|
Tcl_DStringFree(&buf);
|
1260 |
|
|
} else if (type == REG_SZ || type == REG_EXPAND_SZ) {
|
1261 |
|
|
Tcl_DString buf;
|
1262 |
|
|
char *data = Tcl_GetStringFromObj(dataObj, &length);
|
1263 |
|
|
|
1264 |
|
|
data = Tcl_WinUtfToTChar(data, length, &buf);
|
1265 |
|
|
|
1266 |
|
|
/*
|
1267 |
|
|
* Include the null in the length, padding if needed for Unicode.
|
1268 |
|
|
*/
|
1269 |
|
|
|
1270 |
|
|
if (regWinProcs->useWide) {
|
1271 |
|
|
Tcl_DStringSetLength(&buf, Tcl_DStringLength(&buf)+1);
|
1272 |
|
|
}
|
1273 |
|
|
length = Tcl_DStringLength(&buf) + 1;
|
1274 |
|
|
|
1275 |
|
|
result = (*regWinProcs->regSetValueExProc)(key, valueName, 0, type,
|
1276 |
|
|
(BYTE*)data, length);
|
1277 |
|
|
Tcl_DStringFree(&buf);
|
1278 |
|
|
} else {
|
1279 |
|
|
char *data;
|
1280 |
|
|
|
1281 |
|
|
/*
|
1282 |
|
|
* Store binary data in the registry.
|
1283 |
|
|
*/
|
1284 |
|
|
|
1285 |
|
|
data = Tcl_GetByteArrayFromObj(dataObj, &length);
|
1286 |
|
|
result = (*regWinProcs->regSetValueExProc)(key, valueName, 0, type,
|
1287 |
|
|
(BYTE *)data, length);
|
1288 |
|
|
}
|
1289 |
|
|
Tcl_DStringFree(&nameBuf);
|
1290 |
|
|
RegCloseKey(key);
|
1291 |
|
|
if (result != ERROR_SUCCESS) {
|
1292 |
|
|
Tcl_AppendToObj(resultPtr, "unable to set value: ", -1);
|
1293 |
|
|
AppendSystemError(interp, result);
|
1294 |
|
|
return TCL_ERROR;
|
1295 |
|
|
}
|
1296 |
|
|
return TCL_OK;
|
1297 |
|
|
}
|
1298 |
|
|
|
1299 |
|
|
/*
|
1300 |
|
|
*----------------------------------------------------------------------
|
1301 |
|
|
*
|
1302 |
|
|
* AppendSystemError --
|
1303 |
|
|
*
|
1304 |
|
|
* This routine formats a Windows system error message and places
|
1305 |
|
|
* it into the interpreter result.
|
1306 |
|
|
*
|
1307 |
|
|
* Results:
|
1308 |
|
|
* None.
|
1309 |
|
|
*
|
1310 |
|
|
* Side effects:
|
1311 |
|
|
* None.
|
1312 |
|
|
*
|
1313 |
|
|
*----------------------------------------------------------------------
|
1314 |
|
|
*/
|
1315 |
|
|
|
1316 |
|
|
static void
|
1317 |
|
|
AppendSystemError(
|
1318 |
|
|
Tcl_Interp *interp, /* Current interpreter. */
|
1319 |
|
|
DWORD error) /* Result code from error. */
|
1320 |
|
|
{
|
1321 |
|
|
int length;
|
1322 |
|
|
WCHAR *wMsgPtr;
|
1323 |
|
|
char *msg;
|
1324 |
|
|
char id[TCL_INTEGER_SPACE], msgBuf[24 + TCL_INTEGER_SPACE];
|
1325 |
|
|
Tcl_DString ds;
|
1326 |
|
|
Tcl_Obj *resultPtr = Tcl_GetObjResult(interp);
|
1327 |
|
|
|
1328 |
|
|
length = FormatMessageW(FORMAT_MESSAGE_FROM_SYSTEM
|
1329 |
|
|
| FORMAT_MESSAGE_ALLOCATE_BUFFER, NULL, error,
|
1330 |
|
|
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (WCHAR *) &wMsgPtr,
|
1331 |
|
|
0, NULL);
|
1332 |
|
|
if (length == 0) {
|
1333 |
|
|
char *msgPtr;
|
1334 |
|
|
|
1335 |
|
|
length = FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM
|
1336 |
|
|
| FORMAT_MESSAGE_ALLOCATE_BUFFER, NULL, error,
|
1337 |
|
|
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (char *) &msgPtr,
|
1338 |
|
|
0, NULL);
|
1339 |
|
|
if (length > 0) {
|
1340 |
|
|
wMsgPtr = (WCHAR *) LocalAlloc(LPTR, (length + 1) * sizeof(WCHAR));
|
1341 |
|
|
MultiByteToWideChar(CP_ACP, 0, msgPtr, length + 1, wMsgPtr,
|
1342 |
|
|
length + 1);
|
1343 |
|
|
LocalFree(msgPtr);
|
1344 |
|
|
}
|
1345 |
|
|
}
|
1346 |
|
|
if (length == 0) {
|
1347 |
|
|
if (error == ERROR_CALL_NOT_IMPLEMENTED) {
|
1348 |
|
|
msg = "function not supported under Win32s";
|
1349 |
|
|
} else {
|
1350 |
|
|
sprintf(msgBuf, "unknown error: %d", error);
|
1351 |
|
|
msg = msgBuf;
|
1352 |
|
|
}
|
1353 |
|
|
} else {
|
1354 |
|
|
Tcl_Encoding encoding;
|
1355 |
|
|
|
1356 |
|
|
encoding = Tcl_GetEncoding(NULL, "unicode");
|
1357 |
|
|
Tcl_ExternalToUtfDString(encoding, (char *) wMsgPtr, -1, &ds);
|
1358 |
|
|
Tcl_FreeEncoding(encoding);
|
1359 |
|
|
LocalFree(wMsgPtr);
|
1360 |
|
|
|
1361 |
|
|
msg = Tcl_DStringValue(&ds);
|
1362 |
|
|
length = Tcl_DStringLength(&ds);
|
1363 |
|
|
|
1364 |
|
|
/*
|
1365 |
|
|
* Trim the trailing CR/LF from the system message.
|
1366 |
|
|
*/
|
1367 |
|
|
if (msg[length-1] == '\n') {
|
1368 |
|
|
msg[--length] = 0;
|
1369 |
|
|
}
|
1370 |
|
|
if (msg[length-1] == '\r') {
|
1371 |
|
|
msg[--length] = 0;
|
1372 |
|
|
}
|
1373 |
|
|
}
|
1374 |
|
|
|
1375 |
|
|
sprintf(id, "%d", error);
|
1376 |
|
|
Tcl_SetErrorCode(interp, "WINDOWS", id, msg, (char *) NULL);
|
1377 |
|
|
Tcl_AppendToObj(resultPtr, msg, length);
|
1378 |
|
|
|
1379 |
|
|
if (length != 0) {
|
1380 |
|
|
Tcl_DStringFree(&ds);
|
1381 |
|
|
}
|
1382 |
|
|
}
|
1383 |
|
|
|
1384 |
|
|
/*
|
1385 |
|
|
*----------------------------------------------------------------------
|
1386 |
|
|
*
|
1387 |
|
|
* ConvertDWORD --
|
1388 |
|
|
*
|
1389 |
|
|
* This function determines whether a DWORD needs to be byte
|
1390 |
|
|
* swapped, and returns the appropriately swapped value.
|
1391 |
|
|
*
|
1392 |
|
|
* Results:
|
1393 |
|
|
* Returns a converted DWORD.
|
1394 |
|
|
*
|
1395 |
|
|
* Side effects:
|
1396 |
|
|
* None.
|
1397 |
|
|
*
|
1398 |
|
|
*----------------------------------------------------------------------
|
1399 |
|
|
*/
|
1400 |
|
|
|
1401 |
|
|
static DWORD
|
1402 |
|
|
ConvertDWORD(
|
1403 |
|
|
DWORD type, /* Either REG_DWORD or REG_DWORD_BIG_ENDIAN */
|
1404 |
|
|
DWORD value) /* The value to be converted. */
|
1405 |
|
|
{
|
1406 |
|
|
DWORD order = 1;
|
1407 |
|
|
DWORD localType;
|
1408 |
|
|
|
1409 |
|
|
/*
|
1410 |
|
|
* Check to see if the low bit is in the first byte.
|
1411 |
|
|
*/
|
1412 |
|
|
|
1413 |
|
|
localType = (*((char*)(&order)) == 1) ? REG_DWORD : REG_DWORD_BIG_ENDIAN;
|
1414 |
|
|
return (type != localType) ? SWAPLONG(value) : value;
|
1415 |
|
|
}
|
1416 |
|
|
|
1417 |
dashley |
67 |
/* End of tclwinreg.c */
|