home *** CD-ROM | disk | FTP | other *** search
- {$X+,B-,V-,R-,S-} { essential compiler directives }
-
- UNIT NWMISC;
-
- { nwMisc unit as of 950301 / NwTP 0.6 API. (c) 1993,1995 R.Spronk }
- { Includes a bugfix of the EncryptPassword function by Horst Jelonneck }
-
- INTERFACE
-
- uses nwIntr;
-
- { Miscellaneous Functions: Comments:
-
- Diagnostic Functions:
-
- * IsV3Supported
- * GetNWversion
-
- Novell types comparison functions:
-
- * IsLowerNetworkAddress
- * IsEqualNetworkAddress
- * IsLaterNovTime
- * IsEqualNovTime
-
- Password Encryption Functions:
-
- * EncryptPassword (1)
- * EncryptPasswordDifference (1)
-
- Conversion Functions:
-
- * UpString (2)
- * HexStr
- * HexDumpStr
- * PStrCopy
- * ZStrCopy
- * LoNibble
- * HiNibble
- * Lswap
- * HiLong
- * LowLong
- * MakeLong
- * NovTime2String
- * DosTime2NovTime
- * NovTime2DosTime
- * NovPath2DosPath
- DosPath2NovPath
- . MapV2RightsToV3
- . MapV3RightsToV2
-
- Notes: (1)-Encrypt3 and associated tables adapted from a c source
- (NVPW.C) by Willem Jan Hengeveld, A.K.A. Itsme@Hacktic.nl
- -Source of the encryption routine: LOGON.PAS by Barry Nance,
- [1:141/209] BYTE March'93
- (2) Fast upcasestring by Bob Swart.
- }
-
-
- Type TnovTime=record
- year,month,day,hour,min,sec,DayOfWeek:byte; { 0=sunday }
- end;
- TconnectionList=array[1..250] of byte;
-
- TencryptionKey=array[0..7] of byte;
- TencrPWdifference=array[0..15] of byte;
-
-
- TnetworkAddress=array[1..4] of byte; { hi-endian }
- TnodeAddress =array[1..6] of byte; { Hi-endian }
- TinterNetworkAddress=record
- net :TnetworkAddress; {hi-lo}
- node :Tnodeaddress; {hi-lo}
- socket:word; {lo-hi}
- end;
-
- Function IsV3Supported:Boolean;
-
- Procedure NovTime2String(tim:TnovTime;Var DateStr:string);
- { Puts the time/date information of a NovTime into a string.
- output format: 'DOW, dd mmm yyyy hh:mm:ss' DOW= day of the week. }
-
- Procedure DosTime2NovTime(dt:Longint;Var nt:TnovTime);
- { Converts a compact DOS time record (4 bytes) into a Tnovtime record }
-
- Procedure NovTime2DosTime(nt:TnovTime;Var dt:Longint);
-
- Procedure NovPath2DosPath(np:String;Var dp:string);
- { Converts Novell type path into a DOS path of type
- Subdir1\Subdir2\.. \subDirN }
-
- {============================level 0 support functions=======================}
-
- Procedure UpString(s:string);
- { Converts s to upperstring. Assembler, so it's realy a Var parameter. }
-
- Function HexStr(dw:LongInt;len:byte):string;
- { Converts dw into a hex-string of length len. }
-
- Function HexDumpStr(Var dumpVar;len:Byte):String;
- { Converts dumpVar into a hex-string of length len.
- Basically the same as HexStr, but accepts variables only.
- (Mostly used to dump an array of byte) }
-
- procedure PStrCopy(Var dest:String;source:String;len:byte);
- { if length(source)>len
- then Copy len bytes from source to dest.
- else Copy source to dest and fill out with NULLs.
- Length(Dest) will allways be set to len. }
-
- procedure ZStrCopy(dest:String;VAR source;len:byte);
- { 1. Copies len bytes form an array to a pascal type string. }
- { 2. Trailing NULLs are removed from the string. }
- { consequently, the length of dest (dest[0]) will allways be <= len. }
- { -SOURCE is an array of byte: array[ ] of byte; }
-
- Function IsLowerNetworkAddress(Var a, b): Boolean;
- { Compare two net&node addresses.
- a and b should be of type TinternetworkAddress }
-
- Function IsEqualNetworkAddress(Var a, b): Boolean;
- { Compare two net&node addresses.
- a and b should be of type TinternetworkAddress }
-
- Function IsLaterNovTime(time1,time2:TnovTime):boolean;
-
- Function IsEqualNovTime(time1,time2:TnovTime):boolean;
-
- Function MapV2RightsToV3(V2Rights:byte):word;
-
- Function MapV3RightsToV2(V3Rights:Word):Byte;
-
- Procedure GetNWversion(Var version:word);
- { determine the version of software installed on the current file server. }
- { see GetFileServerInformation F217/11 for more information }
- { Version: MajorVersion * 100 + MinorVersion; e.g. 311 for 3.11 }
-
- Procedure EncryptPassword(objId:longint;password:string;
- {i/o} Var Ekey:TencryptionKey);
- { called by LoginToFileServer (unit nwConn),
- and by VerifyBinderyObjectPassword, ChangeBinderyObjectPassword (nwBindry) }
- { Source of the encryption routine: LOGON.PAS by Barry Nance, [1:141/209]
- BYTE March'93 }
-
-
- Procedure EncryptPasswordDifference(objId:Longint;
- OldPassword,NewPassword:string;
- Var key:TencryptionKey;
- Var PWdif:TencrPWdifference;
- Var PWdifChecksum:byte
- );
-
-
- Function LoNibble(b:Byte):Byte;
- { Returns the low nibble of the argument (in low nibble position),
- with high nibble set to 0000 }
- Function HiNibble(b:Byte):Byte;
- { Returns the high nibble of the argument (in low nibble position),
- with high nibble set to 0000 }
-
-
- Function Lswap(l:Longint):Longint;
- { swaps bytes in a longInt; ( reverse byte order ) }
- Inline(
- $5A/ {pop DX ; low word of long }
- $58/ {pop AX ; hi word of long }
-
- $86/$F2/ {xchg dl,dh ; swap bytes }
- $86/$E0); {xchg al,ah ; swap bytes }
-
- function HiLong(Long : LongInt) : Word;
- { This inline directive is similar to Turbo's Hi() function, except }
- { it returns the high word of a LongInt }
- Inline(
- $5A/ {pop dx ; low word of long }
- $58); {pop ax ; hi word of long }
-
- function LowLong(Long : LongInt) : Word;
- { This inline directive is similar to Turbo's Lo() function, except }
- { it returns the Low word of a LongInt }
- Inline(
- $5A/ {pop dx ; low word of long }
- $58/ {pop ax ; hi word of long }
- $89/$D0); {mov ax,dx ; return lo word as func. result in Ax }
-
- function MakeLong(HiWord,LoWord : Word) : LongInt;
- { Takes hi and lo words and makes a longint }
- Inline(
- $58/ { pop ax ; pop low word into AX }
- $5A); { pop dx ; pop high word into DX }
-
-
- CONST
- {** ERRORS DEFINED BY NWxxx UNITS *******}
-
- {** STANDARD ERRORS AS USED BY NETWARE **}
- HARDWARE_FAILURE = 255;
- INVALID_INITIAL_SEMAPHORE_VALUE = 255; {nwSema}
- INVALID_SEMAPHORE_HANDLE = 255; {nwSema}
- BAD_PRINTER_ERROR = 255;
- QUEUE_FULL_ERROR = 255;
- NO_FILES_FOUND_ERROR = 255;
- BAD_RECORD_OFFSET = 255;
- PATH_NOT_LOCATABLE = 255;
- SOCKET_ALREADY_OPEN = 255;
- INVALID_DRIVE_NUMBER = 255; {nwDir}
- NO_RECORD_FOUND = 255;
- NO_RESPONSE_FROM_SERVER = 255;
- REQUEST_NOT_OUTSTANDING = 255;
- NO_SUCH_OBJECT_OR_BAD_PASSWORD = 255;
- CLOSE_FCB_ERROR = 255;
- FILE_EXTENSION_ERROR = 255;
- FILE_NAME_ERROR = 255;
- IO_BOUND_ERROR = 255;
- SPX_IS_INSTALLED = 255; {nwIpx}
- SPX_SOCKET_NOT_OPENED = 255; {nwIpx}
- EXPLICIT_TRANSACTION_ACTIVE = 255; {nwTTS}
- NO_EXPLICIT_TRANSACTION_ACTIVE = 255; {nwTTS}
- TRANSACTION_NOT_YET_WRITTEN = 255; {nwTTS}
- NO_MORE_MATCHING_FILES = 255; {nwTTS}
- BINDERY_FAILURE = 255;
- OPEN_FILES = 255; {3.x}
- PRINT_JOB_ALREADY_QUEUED = 255; {3.x}
- PRINT_JOB_ALREADY_SET = 255; {3.x}
- SUPERVISOR_HAS_DISABLED_LOGIN = 254; {nwConn}
- TIMEOUT_FAILURE = 254;
- BINDERY_LOCKED = 254; {nwBindry}
- SERVER_BINDERY_LOCKED = 254;
- INVALID_SEMAPHORE_NAME_LENGTH = 254; {nwSema}
- PACKET_NOT_DELIVERABLE = 254;
- SOCKET_TABLE_FULL = 254;
- DIRECTORY_LOCKED = 254;
- SPOOL_DIRECTORY_ERROR = 254;
- IMPLICIT_TRANSACTION_ACTIVE = 254; {nwTTS}
- TRANSACTION_ENDS_RECORD_LOCK = 254; {nwTTS}
- IO_FAILURE = 254; {3.x}
- UNKNOWN_REQUEST = 253;
- INVALID_PACKET_LENGTH = 253;
- FIELD_ALREADY_LOCKED = 253;
- BAD_STATION_NUMBER = 253;
- SPX_MALFORMED_PACKET = 253;
- SPX_PACKET_OVERFLOW = 253;
- TTS_DISABLED = 253;
- NO_SUCH_OBJECT = 252;
- UNKNOWN_FILE_SERVER = 252;
- INTERNET_PACKET_REQT_CANCELED = 252;
- MESSAGE_QUEUE_FULL = 252; {nwMess}
- SPX_LISTEN_CANCELED = 252;
- NO_SUCH_PROPERTY = 251;
- INVALID_PARAMETERS = 251;
- {UNKNOWN_REQUEST = 251; ?double see 253}
- NO_MORE_SERVER_SLOTS = 250;
- TEMP_REMAP_ERROR = 250;
- NO_PROPERTY_READ_PRIVILEGE = 249;
- NO_FREE_CONNECTION_SLOTS = 249;
- NO_PROPERTY_WRITE_PRIVILEGE = 248;
- ALREADY_ATTACHED_TO_SERVER = 248;
- NOT_ATTACHED_TO_SERVER = 248;
- NO_PROPERTY_CREATE_PRIVILEGE = 247;
- TARGET_DRIVE_NOT_LOCAL = 247;
- NO_PROPERTY_DELETE_PRIVILEGE = 246;
- NOT_SAME_LOCAL_DRIVE = 246;
- NO_OBJECT_CREATE_PRIVILEGE = 245;
- NO_OBJECT_DELETE_PRIVILEGE = 244;
- NO_OBJECT_RENAME_PRIVILEGE = 243;
- NO_OBJECT_READ_PRIVILEGE = 242;
- INVALID_BINDERY_SECURITY = 241;
- WILD_CARD_NOT_ALLOWED = 240;
- IPX_NOT_INSTALLED = 240; {nwIpx}
- INVALID_NAME = 239;
- SPX_CONNECTION_TABLE_FULL = 239;
- OBJECT_ALREADY_EXISTS = 238;
- SPX_INVALID_CONNECTION = 238;
- PROPERTY_ALREADY_EXISTS = 237;
- SPX_NO_ANSWER_FROM_TARGET = 237;
- SPX_CONNECTION_FAILED = 237;
- SPX_CONNECTION_TERMINATED = 237;
- NO_SUCH_SEGMENT = 236;
- SPX_TERMINATED_POORLY = 236;
- NOT_GROUP_PROPERTY = 235;
- NO_SUCH_MEMBER = 234;
- MEMBER_ALREADY_EXISTS = 233;
- NOT_ITEM_PROPERTY = 232;
- WRITE_PROPERTY_TO_GROUP = 232;
- PASSWORD_HAS_EXPIRED = 223;
- PASSWORD_HAS_EXPIRED_NO_GRACE = 222;
- ACCOUNT_DISABLED = 220;
- UNAUTHORIZED_LOGIN_STATION = 219;
- MAX_Q_SERVERS = 219;
- UNAUTHORIZED_LOGIN_TIME = 218;
- Q_HALTED = 218;
- LOGIN_DENIED_NO_CONNECTION = 217;
- STN_NOT_SERVER = 217;
- PASSWORD_TOO_SHORT = 216;
- Q_NOT_ACTIVE = 216;
- PASSWORD_NOT_UNIQUE = 215;
- Q_SERVICING = 215;
- NO_JOB_RIGHTS = 214;
- NO_Q_JOB = 213;
- Q_FULL = 212;
- NO_Q_RIGHTS = 211;
- NO_Q_SERVER = 210;
- NO_QUEUE = 209;
- Q_ERROR = 208;
- NOT_CONSOLE_OPERATOR = 198;
- INTRUDER_DETECTION_LOCK = 197;
- ACCOUNT_TOO_MANY_HOLDS = 195;
- CREDIT_LIMIT_EXCEEDED = 194;
- NO_ACCOUNT_BALANCE = 193;
- NO_ACCOUNT_PRIVILEGES = 192;
- READ_FILE_WITH_RECORD_LOCKED = 162;
- DIRECTORY_IO_ERROR = 161;
- DIRECTORY_NOT_EMPTY = 160;
- DIRECTORY_ACTIVE = 159;
- INVALID_FILENAME = 158;
- NO_MORE_DIRECTORY_HANDLES = 157;
- NO_MORE_TRUSTEES = 156;
- INVALID_PATH = 156;
- BAD_DIRECTORY_HANDLE = 155;
- RENAMING_ACROSS_VOLUMES = 154;
- DIRECTORY_FULL = 153;
- VOLUME_DOES_NOT_EXIST = 152;
- NO_DISK_SPACE_FOR_SPOOL_FILE = 151;
- SERVER_OUT_OF_MEMORY = 150;
- OUT_OF_DYNAMIC_WORKSPACE = 150;
- FILE_DETACHED = 149;
- NO_WRITE_PRIVILEGES = 148;
- READ_ONLY = 148;
- NO_READ_PRIVILEGES = 147;
- NO_FILES_RENAMED_NAME_EXISTS = 146;
- SOME_FILES_RENAMED_NAME_EXISTS = 145;
- NO_FILES_AFFECTED_READ_ONLY = 144;
- SOME_FILES_AFFECTED_READ_ONLY = 143;
- NO_FILES_AFFECTED_IN_USE = 142;
- SOME_FILES_AFFECTED_IN_USE = 141;
- NO_MODIFY_PRIVILEGES = 140;
- NO_RENAME_PRIVILEGES = 139;
- NO_DELETE_PRIVILEGES = 138;
- NO_SEARCH_PRIVILEGES = 137;
- INVALID_FILE_HANDLE = 136;
- WILD_CARDS_IN_CREATE_FILENAME = 135;
- CREATE_FILE_EXISTS_READ_ONLY = 134;
- NO_CREATE_DELETE_PRIVILEGES = 133;
- NO_CREATE_PRIVILEGES = 132;
- IO_ERROR_NETWORK_DISK = 131;
- NO_OPEN_PRIVILEGES = 130;
- NO_MORE_FILE_HANDLES = 129;
- FILE_IN_USE_ERROR = 128;
- DOS_LOCK_VIOLATION = 33;
- DOS_SHARING_VIOLATION = 32;
- DOS_NO_MORE_FILES = 31;
- DOS_NOT_SAME_DEVICE = 30;
- DOS_ATTEMPT_TO_DEL_CURRENT_DIR = 16;
- DOS_INVALID_DRIVE = 15;
- DOS_INVALID_DATA = 13;
- DOS_INVALID_ACCESS_CODE = 12;
- DOS_INVALID_FORMAT = 11;
- DOS_INVALID_ENVIRONMENT = 10;
- DOS_INVALID_MEMORY_BLOCK_ADDR = 9;
- DOS_INSUFFICIENT_MEMORY = 8;
- DOS_MEMORY_BLOCKS_DESTROYED = 7;
- DOS_INVALID_FILE_HANDLE = 6;
- DOS_ACCESS_DENIED = 5;
- DOS_TOO_MANY_OPEN_FILES = 4;
- DOS_PATH_NOT_FOUND = 3;
- DOS_FILE_NOT_FOUND = 2;
- TTS_AVAILABLE = 1;
- SERVER_IN_USE = 1;
- SEMAPHORE_OVERFLOW = 1;
- DOS_INVALID_FUNCTION_NUMBER = 1;
- TTS_NOT_AVAILABLE = 1;
- SERVER_NOT_IN_USE = 1;
-
- IMPLEMENTATION{=============================================================}
-
-
-
- {----------------------- Encryption tables and procedures --------------}
-
- TYPE
- Buf32 = ARRAY [0..31] OF Byte;
- Buf16 = ARRAY [0..15] OF Byte;
- Buf8 = ARRAY [0..7] OF Byte;
- Buf4 = ARRAY [0..3] OF Byte;
-
-
- CONST
- EncryptTable : ARRAY [0..255] OF Byte =
- ($7,$8,$0,$8,$6,$4,$E,$4,$5,$C,$1,$7,$B,$F,$A,$8,
- $F,$8,$C,$C,$9,$4,$1,$E,$4,$6,$2,$4,$0,$A,$B,$9,
- $2,$F,$B,$1,$D,$2,$1,$9,$5,$E,$7,$0,$0,$2,$6,$6,
- $0,$7,$3,$8,$2,$9,$3,$F,$7,$F,$C,$F,$6,$4,$A,$0,
- $2,$3,$A,$B,$D,$8,$3,$A,$1,$7,$C,$F,$1,$8,$9,$D,
- $9,$1,$9,$4,$E,$4,$C,$5,$5,$C,$8,$B,$2,$3,$9,$E,
- $7,$7,$6,$9,$E,$F,$C,$8,$D,$1,$A,$6,$E,$D,$0,$7,
- $7,$A,$0,$1,$F,$5,$4,$B,$7,$B,$E,$C,$9,$5,$D,$1,
- $B,$D,$1,$3,$5,$D,$E,$6,$3,$0,$B,$B,$F,$3,$6,$4,
- $9,$D,$A,$3,$1,$4,$9,$4,$8,$3,$B,$E,$5,$0,$5,$2,
- $C,$B,$D,$5,$D,$5,$D,$2,$D,$9,$A,$C,$A,$0,$B,$3,
- $5,$3,$6,$9,$5,$1,$E,$E,$0,$E,$8,$2,$D,$2,$2,$0,
- $4,$F,$8,$5,$9,$6,$8,$6,$B,$A,$B,$F,$0,$7,$2,$8,
- $C,$7,$3,$A,$1,$4,$2,$5,$F,$7,$A,$C,$E,$5,$9,$3,
- $E,$7,$1,$2,$E,$1,$F,$4,$A,$6,$C,$6,$F,$4,$3,$0,
- $C,$0,$3,$6,$F,$8,$7,$B,$2,$D,$C,$6,$A,$A,$8,$D);
-
- EncryptKeys : Array[0..31] of byte =
- ($48,$93,$46,$67,$98,$3D,$E6,$8D,$B7,$10,$7A,$26,$5A,$B9,$B1,$35,
- $6B,$0F,$D5,$70,$AE,$FB,$AD,$11,$F4,$47,$DC,$A7,$EC,$CF,$50,$C0);
-
- EncryptTable1:array [0..7,0..1,0..15] OF byte= { used by encrypt3 }
- { 0 1 2 3 4 5 6 7 8 9 a b c d e f }
- ((( $F,$8,$5,$7,$C,$2,$E,$9,$0,$1,$6,$D,$3,$4,$B,$A),
- ( $2,$C,$E,$6,$F,$0,$1,$8,$D,$3,$A,$4,$9,$B,$5,$7)),
- (( $5,$2,$9,$F,$C,$4,$D,$0,$E,$A,$6,$8,$B,$1,$3,$7),
- ( $F,$D,$2,$6,$7,$8,$5,$9,$0,$4,$C,$3,$1,$A,$B,$E)),
- (( $5,$E,$2,$B,$D,$A,$7,$0,$8,$6,$4,$1,$F,$C,$3,$9),
- ( $8,$2,$F,$A,$5,$9,$6,$C,$0,$B,$1,$D,$7,$3,$4,$E)),
- (( $E,$8,$0,$9,$4,$B,$2,$7,$C,$3,$A,$5,$D,$1,$6,$F),
- ( $1,$4,$8,$A,$D,$B,$7,$E,$5,$F,$3,$9,$0,$2,$6,$C)),
- (( $5,$3,$C,$8,$B,$2,$E,$A,$4,$1,$D,$0,$6,$7,$F,$9),
- ( $6,$0,$B,$E,$D,$4,$C,$F,$7,$2,$8,$A,$1,$5,$3,$9)),
- (( $B,$5,$A,$E,$F,$1,$C,$0,$6,$4,$2,$9,$3,$D,$7,$8),
- ( $7,$2,$A,$0,$E,$8,$F,$4,$C,$B,$9,$1,$5,$D,$3,$6)),
- (( $7,$4,$F,$9,$5,$1,$C,$B,$0,$3,$8,$E,$2,$A,$6,$D),
- ( $9,$4,$8,$0,$A,$3,$1,$C,$5,$F,$7,$2,$B,$E,$6,$D)),
- (( $9,$5,$4,$7,$E,$8,$3,$1,$D,$B,$C,$2,$0,$F,$6,$A),
- ( $9,$A,$B,$D,$5,$3,$F,$0,$1,$C,$8,$7,$6,$4,$E,$2))
- );
-
- EncryptTable3:array[0..15] of byte= { used by encrypt3 }
- ( $3,$E,$F,$2,$D,$C,$4,$5,$9,$6,$0,$1,$B,$7,$A,$8 );
-
-
- PROCEDURE Shuffle(VAR ShuffleKey, buf; buflen : Word; VAR target);
- { UNIT INTERNAL PROCEDURE }
- { id, password[1.. ],length(passw), OUT: buf }
-
- PROCEDURE Shuffle1(VAR temp : Buf32; VAR target);
- VAR _target : Buf16 ABSOLUTE target;
- b4 : Word;
- b3 : Byte;
- d, k, i : Word;
- Begin
-
- {** Step 4: .. }
- b4 := 0;
- FOR k := 0 TO 1
- DO Begin
- FOR i := 0 TO 31
- DO Begin
- b3 := Lo( Lo(temp[i] + b4) XOR
- Lo(temp[(i + b4) AND 31] - EncryptKeys[i]));
- b4 := b4 + b3;
- temp[i] := b3;
- End;
- End;
-
- {*** Step 5:... }
-
- FOR i := 0 TO 15
- DO _Target[i] := EncryptTable[temp[i Shl 1]] OR
- (EncryptTable[temp[i Shl 1 +1]] Shl 4);
- End;
-
- VAR locShuffleKey : Buf4 ABSOLUTE ShuffleKey;
- localBuf : ARRAY [0..127] OF Byte ABSOLUTE buf;
- BufBytesUsed : Word;
- temp : Buf32;
- t, IndexOfBufBytes : Word;
- Begin
- { strip trailing NULLs of the to-be-encoded buf,
- last element of buf must be a NULL ? }
- While (buflen > 0) AND (localBuf[buflen-1] = 0)
- DO buflen := buflen - 1;
- { clear output of 1st shuffle }
- FillChar(temp, SizeOf(temp), #0);
-
- {*** 1ST Step: XOR folding of first (32*(buflen DIV 32)) bytes. }
-
- { temp= buf[0..31] XOR buf[32..63] XOR buf[64..95] XOR etc.. }
-
- { IndexOfBufBytes is a multiple of 32, length password= IndexOfBufBytes + buflen }
- { Temp varuable filled with XOR folding of the first IndexOfBufBytes bytes of the PW. }
- IndexOfBufBytes := 0;
- WHILE buflen >= 32
- DO Begin
- FOR t := 0 TO 31
- DO Begin
- temp[t] := temp[t] XOR localBuf[IndexOfBufBytes];
- IndexOfBufBytes := IndexOfBufBytes + 1;
- End;
- buflen := buflen - 32;
- End;
-
- {*** 2ND step: repetitive XOR folding with (remainder of) password
-
- password='hello', (BufBytesUsed=0)
- or password='12345678901234567890123456789012hello' (BufBytesUsed=32)
- of which the first 32 bytes were used in the 1st encryption step.
-
- temp=temp XOR [hellohellohellohellohellohellohe];
- }
- BufBytesUsed:=IndexOfBufBytes;
- IF buflen > 0
- Then Begin
- FOR t := 0 TO 31
- DO Begin
- IF IndexOfBufBytes + buflen = BufBytesUsed
- Then Begin
- BufBytesUsed := IndexOfBufBytes;
- temp[t] := temp[t] XOR EncryptKeys[t];
- End
- Else Begin
- temp[t] := temp[t] XOR localBuf[BufBytesUsed];
- BufBytesUsed := BufBytesUsed + 1;
- End;
- End;
- End;
- {*** 3RD step: XOR-ing with shuffleKey (bytes of a longint)}
-
- FOR t := 0 TO 31 DO temp[t] := temp[t] XOR locShuffleKey[t AND 3];
-
- {*** 4&5 TH Step: see Shuffle1 }
-
- Shuffle1(temp, target);
- End;
-
- PROCEDURE Encrypt(VAR key, buf, EncrPassword);
- { The encryptionKey 'key' is encrypted with the aid of
- the shuffled login name/id within 'buf'.
- Result: the encrypted Password (of type TencryptionKey). }
- VAR _Key : TencryptionKey ABSOLUTE Key;
- _EncrKey : TencryptionKey ABSOLUTE EncrPassword;
- _LocalBuf : Buf32;
- i: Byte;
- Begin
- Shuffle(_Key[0], buf, 16, _LocalBuf[0]);
- Shuffle(_Key[4], buf, 16, _LocalBuf[16]);
- FOR i := 0 TO 15 DO _LocalBuf[i] := _LocalBuf[i] XOR _LocalBuf[31-i];
- FOR i := 0 TO 7 DO _EncrKey[i] := _LocalBuf[i] XOR _LocalBuf[15-i];
- End;
-
- Procedure EncryptPassword(objId:longint;password:string;Var Ekey:TencryptionKey);
- { Source of the encryption routine: LOGON.PAS by Barry Nance, [1:141/209] BYTE March'93 }
- { Two bugs fixed by Horst Jelonneck (930323) }
- Var buf:buf32;
- TobjId:Longint;
- Tpassword:string;
-
- begin
- TobjId:=Lswap(objId);
- Tpassword:=password+#0;
- Shuffle(TObjId,Tpassword[1],length(password),buf);
- Encrypt(Ekey,buf,Ekey);
- end;
-
- Procedure EncryptPasswordDifference(objId:Longint;
- OldPassword,NewPassword:string;
- Var key:TencryptionKey;
- Var PWdif:TencrPWdifference;
- Var PWdifChecksum:byte
- );
- { Used by nwBindry.ChangeEncrBinderyObjectPassword.
-
- Encrypt3 and associated tables adapted from a c source (NVPW.C)
- by Willem Jan Hengeveld, A.K.A. Itsme@Hacktic.nl }
- Procedure Encrypt3(Var buf1,buf2,buf3);
- { buf1: (part of) encrypted oldPW
- buf2: (part of) encrypted newPW
- buf3: 'change pw' data (result) }
- Var p1:buf8 absolute buf1;
- p2:buf8 absolute buf2;
- p3:buf8 absolute buf3;
- j,c,i:byte;
- buf:buf8;
- begin
- buf:=p2;
- for i:=0 to 15
- do begin
-
- for j:=0 to 7
- do begin
- c:=buf[j] XOR p1[j];
- buf[j]:=EncryptTable1[j][0][c AND $0F]
- OR (EncryptTable1[j][1][c SHR 4] SHL 4);
- end;
-
- c:=p1[7];
- for j:=7 downto 1
- do p1[j]:=(p1[j] SHL 4) OR (p1[j-1] SHR 4);
- p1[0]:=(c SHR 4) OR (p1[0] SHL 4);
-
- FillChar(p3,8,#$0);
- for j:=0 to 15
- do begin
- c:=EncryptTable3[j];
- If odd(EncryptTable3[j])
- then c:=buf[c DIV 2] SHR 4
- else c:=buf[c DIV 2] AND $0F;
- if Odd(j)
- then p3[j DIV 2]:=p3[j DIV 2] XOR (c SHL 4)
- else p3[j DIV 2]:=p3[j DIV 2] XOR c;
- end;
-
- buf:=p3;
- end;
- end;
- Var l:byte;
- OldShuffledPW,NewShuffledPW:array[0..15] of byte;
- begin
- objId:=Lswap(objId);
- Shuffle(objId,OldPassword[1],Length(OldPassword),OldShuffledPW);
- Shuffle(objId,NewPassword[1],Length(NewPassword),NewShuffledPW);
- Encrypt(key,OldShuffledPW,key);
-
- Encrypt3(OldShuffledPW,NewShuffledPW,PWdif);
- Encrypt3(OldShuffledPW[8],NewShuffledPW[8],PWdif[8]);
- if Length(NewPassword)<63
- then l:=length(NewPassword)
- else l:=63;
- PWdifChecksum:=(((l XOR OldShuffledPW[1] XOR OldShuffledPW[2]) AND $7F) OR $40);
- end;
-
-
- {-------------- End of encryption procedures ----------------------------}
-
- Procedure UpString(s : String); Assembler;
- { fast upcasestring by Bob Swart }
- ASM
- PUSH DS
- LDS SI, s
- LES DI, s
- CLD
- XOR AH, AH
- LODSB
- STOSB
- XCHG AX, CX { empty string? }
- JCXZ @2
- @1: LODSB
- SUB AL, 'a'
- CMP AL, 'z'-'a'+1
- SBB AH, AH
- AND AH, 'a'-'A'
- SUB AL, AH
- ADD AL, 'a'
- STOSB
- LOOP @1
- @2: POP DS
- end;
-
-
- procedure ZStrCopy(dest:String;Var source;len:byte); assembler;
- { 1. Copies len bytes from an array to a pascal type string. }
- { 2. Trailing NULLs are removed from the string. }
- { consequently, the length of det (dest[0]) will allways be <= len. }
- asm
- mov dx,ds
-
- les di,dest
- xor ch,ch
- mov [es:di],ch { dest[0]:=#0 }
- mov cl,len
- jcxz @4 { if len=0 then goto @4 }
- lds si,source
- @3: lodsb
- or al,al
- jz @2 { determine non-0 length of source }
- dec cx
- jnz @3
- @2: xor ax,ax
- mov al,len
- sub ax,cx { ax:= bytes to copy }
-
- les di,dest
- lds si,source
- mov es:[di],al { dest[0]:=actual non-0 len }
- inc di { es:di => dest[1] ; ds:si => source[0] }
-
- mov cx,ax
- cld
- rep movsb { copy cx bytes from ds:si to es:di }
-
- @4: mov ds,dx
- end;
-
- procedure PStrCopy(Var dest:String;source:String;len:byte);
- Var w:byte;
- begin
- w:=1;
- dest[0]:=chr(len);
- While w<=ord(source[0])
- do begin
- dest[w]:=source[w];
- inc(w)
- end;
- While w<=len
- do begin
- dest[w]:=#0;
- inc(w)
- end;
- end;
-
- Procedure NovTime2String(tim:TnovTime;Var DateStr:string);
- CONST day:array[0..6] of string[3]
- =('Sun','Mon','Tue','Wed','Thu','Fri','Sat');
- Month:array[1..12] of string[3]
- =('Jan','Feb','Mar','Apr','May','Jun',
- 'Jul','Aug','Sep','Oct','Nov','Dec');
- Type string4=string[4];
- Var sday,syear,shour,smin,ssec:string4;
- Procedure zstr(n:byte;Var s:string4);
- begin
- str(n,s);
- if s[0]=#1 then s:='0'+s;
- end;
- begin
- if (tim.month>12) or (tim.month<1)
- or (tim.day<1) or (tim.day>31)
- or (tim.hour>23) or (tim.min>59) or (tim.sec>59)
- then DateStr:='<invalid date & time> '
- else begin
- zstr(tim.day,sday);
- if sday[1]='0' then sday[1]:=' ';
- if tim.year<80 then str(tim.year+2000,syear)
- else str(tim.year+1900,syear);
- zstr(tim.hour,shour);
- zstr(tim.min,smin);
- zstr(tim.sec,ssec);
- DateStr:=day[tim.DayOfWeek]+', '+
- sday+' '+Month[tim.month]+' '+syear+' '+
- shour+':'+smin+':'+ssec;
- end;
- end;
-
- Procedure DosTime2NovTime(dt:Longint;Var nt:TnovTime);
- Var k:array[1..2] of word absolute dt;
- begin
- with nt
- do begin
- year:=(80+byte(k[2] SHR 9)) MOD 100;
- month:=(byte(k[2] SHR 5) AND 15);
- day:=byte(k[2] AND 31);
-
- hour:=byte (k[1] SHR 11);
- min:=(byte(k[1] SHR 5) AND 63);
- sec:=2*byte(k[1] AND 31);
- end;
- end;
-
-
- Procedure NovTime2DosTime(nt:TnovTime;Var dt:Longint);
- Var k:array[1..2] of word absolute dt;
- begin
- with nt
- do begin
- k[2]:=(((100+year-80) mod 100) SHL 9)+(month SHL 5)+day;
- k[1]:=(hour SHL 11)+(min SHL 5)+(sec DIV 2);
- end;
- end;
-
- Procedure NovPath2DosPath(np:String;Var dp:string);
- { np is a pascal type string with the folowing format:
-
- chr(length(subdir1)),subdir1,
- ...
- chr(length(subdirN)),subDirN.
-
- It will be transformed to a DOS path of type Subdir1\Subdir2\.. \subDirN }
- Var t:Byte;
- begin
- dp:=np;
- delete(dp,1,1);
- for t:=1 to ord(dp[1])
- do if dp[t]<=#20 then dp[t]:='\';
- end;
-
-
- Function LoNibble(b:Byte):Byte; assembler;
- asm
- mov al,b
- and al,$0F
- end;
-
- Function HiNibble(b:Byte):Byte; assembler;
- asm
- mov ah,$00
- mov al,b
- shr ax,1
- shr ax,1
- shr ax,1
- shr ax,1
- end;
-
- Function HexStr(dw:LongInt;len:byte):string;
- CONST n:array[0..15] of char
- =('0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F');
- Var t:integer;
- ldw:LongInt;
- res:string;
- begin
- res:='';
- for t:=1 to len
- do begin
- ldw:=dw AND $0000000F;
- res:=n[ldw]+res;
- dw:=dw SHR 4;
- end;
- HexStr:=res;
- end;
-
- Function HexDumpStr(Var dumpVar;len:Byte):String;
- Var arr:Array[1..256] of Byte ABSOLUTE dumpVar;
- t:Byte;
- res:String;
- begin
- res:='';
- for t:=1 to (1+(len DIV 2))
- do res:=res+HexStr(arr[t],2);
- res[0]:=chr(len);
- HexDumpStr:=res;
- end;
-
- Function IsLowerNetworkAddress(Var a, b): Boolean;
- Type TCharNetAddress = Array [1..10] of Char;
- Var Aaddr : TCharNetAddress ABSOLUTE a;
- Baddr : TCharNetAddress ABSOLUTE b;
- Begin
- IsLowerNetworkAddress := Aaddr < Baddr;
- End;
-
- Function IsEqualNetworkAddress(Var a, b): Boolean;
- Type TCharNetAddress = Array [1..10] of Char;
- Var Aaddr : TCharNetAddress ABSOLUTE a;
- Baddr : TCharNetAddress ABSOLUTE b;
- Begin
- IsEqualNetworkAddress := (Aaddr = Baddr);
- End;
-
- Function IsLaterNovTime(time1,time2:TnovTime):boolean;
- Var bAft:boolean;
- y1,y2:word;
- begin
- if time1.year>=80
- then y1:=1900+time1.year
- else y1:=2000+time1.year;
- if time2.year>=80
- then y2:=1900+time2.year
- else y2:=2000+time2.year;
- bAft:=(y1>y2);
- if y1=y2
- then begin
- bAft:=(time1.month>time2.month);
- if time1.month=time2.month
- then begin
- bAft:=(time1.day>time2.day);
- if time1.day=time2.day
- then begin
- bAft:=(time1.hour>time2.hour);
- if time1.hour=time2.hour
- then begin
- bAft:=(time1.min>time2.min);
- if time1.min=time2.min
- then bAft:=(time1.sec>time2.sec);
- end;
- end;
- end;
- end;
- IsLaterNovTime:=bAft
- end;
-
-
- Function IsEqualNovTime(time1,time2:TnovTime):boolean;
- Var t1:array[1..Sizeof(TnovTime)-1] of char absolute time1;
- t2:array[1..SizeOf(TnovTime)-1] of char absolute time2;
- begin
- IsEqualNovTime:=(t1=t2);
- end;
-
-
- Function MapV2RightsToV3(V2Rights:byte):word;
- CONST RightsNotChanged:byte=$08+$10+$40+$80;
- Var result:Word;
- begin
- if (V2Rights and $FF)>0
- then result:=$1FF
- else begin
- result:=(V2Rights and RightsNotChanged);
- if (V2Rights and ($01+$04))>0
- then result:=result or $01;
- if (V2Rights and ($02+$04))>0
- then result:=result or $02;
- if (V2Rights and $04)>0
- then result:=result or $01;
- if (V2Rights and $20)>0
- then result:=result or $28;
- end;
- MapV2RightsToV3:=result;
- end;
-
- Function MapV3RightsToV2(V3Rights:Word):Byte;
- CONST RightsNotChanged:word=$10+$20+$40+$80;
- Var result:Byte;
- begin
- If (V3Rights and $0100)>0
- then result:=$FF
- else begin
- result:=(lo(V3Rights) and RightsNotChanged);
- If (V3Rights and $01)>0
- then result:=result or $05;
- If (V3Rights and $02)>0
- then result:=result or $06;
- {If (V3Rights and $04)>0
- then result:=result or $00;}
- If (V3Rights and $08)>0
- then result:=result or $28;
- end;
- MapV3RightsToV2:=result;
- end;
-
- Procedure GetNWversion(Var version:word);
- { determine the version of the software installed on the current file server. }
- { see GetFileServerInformation F217/11 in the nwServ unit for more information }
-
- { version : word; contains the versionnumber of the fileserver we're
- currently connected to. Used by primary functions to
- determine what type of calls to use to perform a certain function.
-
- format: (majorVersion*100)+minorVersion
- e.g. 311 for 3.11
- Range: 215 (advanced netware 2.15) and upwards }
- { If the version is lower than 2.15, 2.15 is returned. }
- { note: you don't have to be logged in to call this function. }
- Type TReq= Record
- PacketLength : Word;
- FunctionVal : Byte;
- End;
- TRep=array[1..$80] of byte;
- Tpreq=^Treq;
- Tprep=^Trep;
- Var Result:word;
- Begin
- With TPreq(GlobalReqBuf)^
- Do Begin
- PacketLength := 1; FunctionVal := $11;
- End;
- F2SystemCall($17,sizeof(Treq),Sizeof(Trep),result);
- If result=0
- then version:=(TPrep(GlobalReplyBuf)^[49]*100)+TPrep(GlobalReplyBuf)^[50]
- else version:=215;
- End;
-
-
- Function IsV3Supported:boolean;
- Var version:word;
- begin
- GetNWversion(version);
- IsV3Supported:=(version>=300);
- end;
-
-
- END.
-