Leaked source code of windows server 2003
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/*++
Copyright (c) 1991-1992 Microsoft Corporation
Module Name:
LUI.C
Abstract:
Contains support functions
Author:
Dan Hinsley (danhi) 06-Jun-1991
Environment:
User Mode - Win32
Revision History:
18-Apr-1991 danhi
32 bit NT version
06-Jun-1991 Danhi
Sweep to conform to NT coding style
23-Oct-1991 W-ShankN
Added Unicode mapping
01-Oct-1992 JohnRo
RAID 3556: Added NetpSystemTimeToGmtTime() for DosPrint APIs.
10-Feb-1993 YiHsinS
Moved LUI_GetMsgIns to netlib\luiint.c
--*/
//
// INCLUDES
//
#include <nt.h> // these 3 includes are for RTL
#include <ntrtl.h> // these files are picked up to
#include <nturtl.h> // allow <windows.h> to compile. since we've
// already included NT, and <winnt.h> will not
// be picked up, and <winbase.h> needs these defs.
#include <windows.h> // IN, LPTSTR, etc.
#include <string.h>
#include <lmcons.h>
#include <stdio.h>
#include <process.h>
#include "netlibnt.h"
#include <lui.h>
#include "icanon.h"
#include <lmerr.h>
#include <conio.h>
#include <io.h>
#include <tchar.h>
#include <msystem.h>
#include "apperr.h"
#include "apperr2.h"
#include "netascii.h"
#include "netcmds.h"
//
// Local definitions and macros/function declarations
//
#define LUI_PMODE_DEF 0x00000000
#define LUI_PMODE_EXIT 0x00000002
#define LUI_PMODE_NODEF 0x00000004
#define LUI_PMODE_ERREXT 0x00000008
/* fatal error, just exit */
#define LUIM_ErrMsgExit(E) LUI_PrintMsgIns(NULL, 0, E, NULL, \
LUI_PMODE_ERREXT | LUI_PMODE_DEF | \
LUI_PMODE_EXIT, g_hStdErr)
DWORD
LUI_PrintMsgIns(
LPTSTR *istrings,
DWORD nstrings,
DWORD msgno,
unsigned int *msglen,
DWORD mode,
HANDLE handle
);
/*
* LUI_CanonPassword
*
* This function ensures that the password in the passed buffer is a
* syntactically valid password.
*
* This USED to upper case passwords. No longer so in NT.
*
*
* ENTRY
* buf buffer containing password to be canonicalized
*
* EXIT
* buf canonicalized password, if valid
*
* RETURNS
* 0 password is valid
* otherwise password is invalid
*
*/
USHORT LUI_CanonPassword(TCHAR * szPassword)
{
/* check it for validity */
if (I_NetNameValidate(NULL, szPassword, NAMETYPE_PASSWORD, 0L ))
{
return APE_UtilInvalidPass;
}
return 0;
}
/*
* Name: LUI_GetMsg
* This routine is similar to LUI_GetMsgIns,
* except it takes does not accept insert strings &
* takes less arguments.
* Args: msgbuf : buffer to hold message retrieved
* bufsize : size of buffer
* msgno : message number
* Returns: zero if ok, the DOSGETMESSAGE error code otherwise
* Globals: (none)
* Statics: (none)
*/
DWORD
LUI_GetMsg(
PTCHAR msgbuf,
USHORT bufsize,
DWORD msgno
)
{
return LUI_GetMsgInsW(NULL, 0, msgbuf, bufsize, msgno, NULL);
}
#define SINGLE_HORIZONTAL '\x02d'
#define SCREEN_WIDTH 79
USHORT
LUI_PrintLine(
VOID
)
{
TCHAR string[SCREEN_WIDTH+1];
USHORT i;
for (i = 0; i < SCREEN_WIDTH; i++) {
string[i] = SINGLE_HORIZONTAL;
}
string[SCREEN_WIDTH] = NULLC;
WriteToCon(TEXT("%s\r\n"), &string);
return(0);
}
/***
* Y o r N
*
* Gets an answer to a Y/N question
*
* Entry: promptMsgNum -- The number of the message to prompt with
* def -- default (TRUE if set, FALSE otherwise)
*/
DWORD
LUI_YorN(
USHORT promptMsgNum,
USHORT def
)
{
return LUI_YorNIns(NULL, 0, promptMsgNum, def);
}
/***
* Y o r N Insert
*
* Gets an answer to a Y/N question containing insertions.
*
* !!!!!!!!
* NOTE: istrings[nstrings] will be used to store "Y" or "N",
* depending on default value supplied. Thus this function
* handles one fewer entry in istrings than other LUI Ins
* functions do. Beware!
* !!!!!!!!
*
* Entry: istrings -- Table of insertion strings
* nstrings -- Number of valid insertion strings
* promptMsgNum -- The number of the message to prompt with
* def -- default (TRUE if set, FALSE otherwise)
*
* Returns: TRUE, FALSE, or -1 in case of LUI_PrintMsgIns error.
*/
#define PRINT_MODE (LUI_PMODE_ERREXT)
#define STRING_LEN APE2_GEN_MAX_MSG_LEN
#define LUI_LOOP_LIMIT 5
DWORD
LUI_YorNIns(
PTCHAR * istrings,
USHORT nstrings,
USHORT promptMsgNum,
USHORT def
)
{
USHORT count; /* count of times we ask */
DWORD err; /* LUI API return values */
unsigned int dummy; /* length of msg */
/* 10 because max # of insert strings to DosGetMessage is 9, and
we'll leave caller room to mess up and get the error back
from LUI_PrintMsgIns() */
LPTSTR IStrings[10]; /* Insertion strings for LUI */
TCHAR defaultYes[STRING_LEN]; /* (Y/N) [Y] string */
TCHAR defaultNo[STRING_LEN]; /* (Y/N) [N] string */
TCHAR NLSYesChar[STRING_LEN];
TCHAR NLSNoChar[STRING_LEN];
TCHAR strBuf[STRING_LEN]; /* holds input string */
DWORD len; /* length of string input */
TCHAR termChar; /* terminating char */
/* copy istrings to IStrings so we'll have room for Y or N */
for (count=0; count < nstrings; count++)
IStrings[count] = istrings[count];
/* retrieve text we need from message file, bail out if probs */
if (err = LUI_GetMsg(defaultYes, DIMENSION(defaultYes),
APE2_GEN_DEFAULT_YES))
{
LUIM_ErrMsgExit(err);
}
if (err = LUI_GetMsg(defaultNo, DIMENSION(defaultNo),
APE2_GEN_DEFAULT_NO))
LUIM_ErrMsgExit(err);
if (err = LUI_GetMsg(NLSYesChar, DIMENSION(NLSYesChar),
APE2_GEN_NLS_YES_CHAR))
LUIM_ErrMsgExit(err);
if (err = LUI_GetMsg(NLSNoChar, DIMENSION(NLSNoChar),
APE2_GEN_NLS_NO_CHAR))
LUIM_ErrMsgExit(err);
if (def)
IStrings[nstrings] = defaultYes;
else
IStrings[nstrings] = defaultNo;
nstrings++;
for (count = 0; count < LUI_LOOP_LIMIT; count++)
{
if (count)
{
LUI_PrintMsgIns(NULL, 0, APE_UtilInvalidResponse, NULL, PRINT_MODE, g_hStdOut);
}
err = LUI_PrintMsgIns(IStrings, nstrings, promptMsgNum,
&dummy, PRINT_MODE, g_hStdOut);
if ((LONG) err < 0)
return(err);
if (GetString(strBuf, DIMENSION(strBuf), &len, &termChar))
/* overwrote buffer, start again */
continue;
if ((len == 0) && (termChar == (TCHAR)EOF))
{
/* end of file reached */
PrintNL();
LUIM_ErrMsgExit(APE_NoGoodResponse);
}
if (len == 0) /* user hit RETURN */
return def;
else if (!_tcsnicmp(NLSYesChar, strBuf, _tcslen(NLSYesChar)))
return TRUE;
else if (!_tcsnicmp(NLSNoChar, strBuf, _tcslen(NLSNoChar)))
return FALSE;
/* default is handled at top of loop. */
};
LUIM_ErrMsgExit(APE_NoGoodResponse);
return err; // Keep compiler happy.
}
/*
* LUI_CanonMessagename
*
* This function uppercases the contents of the buffer, then checks to
* make sure that it is a syntactically valid messenging name.
*
*
* ENTRY
* buf buffer containing name to be canonicalized
*
* EXIT
* buf canonicalized name, if valid
*
* RETURNS
* 0 name is valid
* otherwise name is invalid
*
*/
USHORT
LUI_CanonMessagename(
PTCHAR buf
)
{
/* check it for validity */
if (I_NetNameValidate(NULL, buf, NAMETYPE_MESSAGE, LM2X_COMPATIBLE))
{
return NERR_InvalidComputer;
}
_tcsupr(buf);
return 0;
}
/*
* LUI_CanonMessageDest
*
* This function uppercases the contents of the buffer, then checks to
* make sure that it is a syntactically valid messenging destination.
*
*
* ENTRY
* buf buffer containing name to be canonicalized
*
* EXIT
* buf canonicalized name, if valid
*
* RETURNS
* 0 name is valid
* otherwise name is invalid
*
*/
USHORT
LUI_CanonMessageDest(
PTCHAR buf
)
{
/* check it for validity */
if (I_NetNameValidate(NULL, buf, NAMETYPE_MESSAGEDEST, LM2X_COMPATIBLE))
{
return NERR_InvalidComputer;
}
_tcsupr(buf);
return(0);
}
/*
* Name: LUI_PrintMsgIns
* This routine is very similar to LUI_GetmsgIns,
* except it prints the message obtained instead of
* storing it in a buffer.
* Args: istrings : pointer to table of insert strings
* nstrings : number of insert strings
* msgno : message number
* msglen : pointer to variable that will receive message length
* mode : how the message is to be printed.
* handle : file handle to which output goes
* Returns: zero if ok, the DOSGETMESSAGE error code otherwise
* Globals: (none)
* Statics: (none)
* Remarks: (none)
* Updates: (none)
*/
DWORD
LUI_PrintMsgIns(
LPTSTR *istrings,
DWORD nstrings,
DWORD msgno,
unsigned int *msglen,
DWORD mode,
HANDLE handle
)
{
TCHAR msgbuf[MSG_BUFF_SIZE];
DWORD result;
unsigned int tmplen;
SHORT exit_on_error, exit_on_completion, no_default_err_msg;
/* check if we have illegal combination */
if ((mode & LUI_PMODE_NODEF)
&&
(mode & (LUI_PMODE_EXIT | LUI_PMODE_ERREXT)))
{
return ERROR_INVALID_PARAMETER;
}
/* setup various flags */
exit_on_error = (SHORT)(mode & LUI_PMODE_ERREXT);
exit_on_completion = (SHORT)(mode & LUI_PMODE_EXIT);
no_default_err_msg = (SHORT)(mode & LUI_PMODE_NODEF);
/* get message and write it */
result = LUI_GetMsgInsW(istrings, nstrings, msgbuf,
DIMENSION(msgbuf),
msgno, (unsigned *) &tmplen);
if (result == 0 || !no_default_err_msg)
{
_tcsncpy(ConBuf, msgbuf, tmplen);
ConBuf[tmplen] = NULLC;
DosPutMessageW(handle, ConBuf, FALSE);
}
if (msglen != NULL) *msglen = tmplen ;
/* different ways of exiting */
if (exit_on_error && result != 0)
{
exit(result) ;
}
if (exit_on_completion)
{
exit(-1) ;
}
return result;
}