VistA-WorldVistAEHR/r/MAILMAN-XM/XMPSEC.m

120 lines
4.2 KiB
Mathematica

XMPSEC ;ISC-SF/GMB-PackMan Security ;04/17/2002 11:13
;;8.0;MailMan;;Jun 28, 2002
; Code rewritten. Originally (ISC-WASH/GM/CAP)
; Includes the former ^XMASEC (ISC-WASH/GM)
N I,XMTVAL,XMSTR
W !,"This message has been secured!"
S XMPASS=1
I '$D(XMSECURE),'$$KEYOK^XMJMCODE(XMZ,$P(XMA0,U,10)) S XMPASS=0 Q
W !,"Checking the package's integrity... (This may take some time.)",!
S I=$O(^XMB(3.9,XMZ,2,.999))
I $P(^(I,0),U,3,9999)'=$$ENCSTR^XMJMCODE("$SEC^3") S XMPASS=0 D FAIL Q
S I=1,XMTVAL=0
P0 F S I=$O(^XMB(3.9,XMZ,2,I)) Q:'I D
. Q:'$D(^(I,0)) ; naked reference to line above
. S XMSTR=^(0) ; naked reference to line above
. I $E(XMSTR)="$" D CSCRAM(XMSTR) Q
. I 'XMB0 W:$X>75 ! W "." Q
. D VAL(XMSTR,.XMTVAL)
W !,"<<< DONE >>>",!
D:'XMPASS FAIL
Q
VAL(XMSTR,XMTVAL) ;
N XMLVAL,I
S XMLVAL=0
F I=1:1:$L(XMSTR) S XMLVAL=$A(XMSTR,I)*I+XMLVAL
S XMTVAL=XMTVAL+XMLVAL+$L(XMSTR)
Q
CSCRAM(XMSTR) ;
S XMB0=$S(XMSTR'["TXT":1,1:0)
I XMSTR["ROU",$P(XMSTR," ",2)?1"^".AN1"NTEG" D CNTEG Q
I XMSTR'["$END"!($E(XMSTR,1,8)="$END TXT"&'XMB0) S XMTVAL=0,XMA0=$P(XMSTR," ",2) Q
W "." I $P(XMSTR," ",2)="MESSAGE" Q
S XMA0=$S(XMSTR["$GLB":$P(XMSTR,U,2),XMSTR["$GLO":$P(XMSTR,U,2),1:$P($P(XMSTR,U)," ",3))
I XMSTR["ROU" W:$X>70 ! W $J($E(XMA0,1,9),10)
E W !,$P($E(XMSTR,5,99),U)
;CHECK SUM EVALUTAION
Q:$P(XMSTR,U,2,999)=$$ENCSTR^XMJMCODE("$SEC"_U_(XMTVAL+XMPAKMAN("XMRW")))
W !!,"******** ",$J(XMA0,10)," has failed !!!!!!!!!!!",!!
S (XMTVAL,XMPASS)=0
Q
FAIL ;
N XMTEXT,XMTO,XMFROM
S:'$D(XMPASS) XMPASS=0
S XMTEXT(1,0)="A package with the subject: "_$P(^XMB(3.9,XMZ,0),U)
S XMTEXT(2,0)="failed the security check during installation"_$S($D(XMPASS):".",1:", but was installed anyway.")
S XMFROM=$P(^XMB(3.9,XMZ,0),U,2)
I $G(XMFROM)["<" S XMTO(P($P(XMFROM,"<",2),">"))=""
S XMTO(XMDUZ)=""
D SENDMSG^XMXSEND(XMDUZ,"Failed Security","XMTEXT",.XMTO)
Q
CHECK ;FROM XMP2
Q:XCF'=2
I "$DDD$RTN$DIE$DIB$DIP$ROU$GLB$GLO$OPT$HEL$BUL$KEY$PKG$FUN"[$E(X,1,4),X[U D Q
. D:'$D(XMPASS) FAIL
. S X=$P(X,U)_$P(X,U,2)
. S:$P(X," ",2)?.EU1"INIT"&($E(X,1,4)="$ROU") XMINIT=U_$P(X," ",2)
I $E(X,1,12)="$END MESSAGE",'$D(XMPASS) D FAIL
Q
CNTEG ; Skip processing XXXINTEG program
S XMINTEG=$P(X," ",2)
F S I=$O(^XMB(3.9,XMZ,2,I)) Q:'I Q:"$END"[$E(^(I,0),1,4)
Q
PSECURE(XMZ,XMABORT) ; Secure the PackMan message
N XMKEY,XMHINT,XMNO,XMSECURE
S XMABORT=0
D PQSEC(.XMNO,.XMABORT) Q:XMNO!XMABORT
D CRE8KEY^XMJMCODE(.XMKEY,.XMHINT,.XMABORT) Q:XMABORT
W !!,"Securing the message now. This may take a while.",!
D LOADCODE^XMJMCODE
D ADJUST^XMJMCODE(.XMKEY)
D PSTORE(XMZ,XMKEY,XMHINT)
D PSECIT(XMZ)
Q
PQSEC(XMOK,XMABORT) ;
N DIR,Y,X
S DIR(0)="Y"
S DIR("A")="Do you wish to secure this message"
S DIR("B")="NO"
S DIR("?",1)="If you answer yes, this message will be secured"
S DIR("?")="to ensure that what you send is what is actually received."
D ^DIR
I $D(DIRUT) S XMABORT=1
S XMNO='Y
Q
PSTORE(XMZ,XMKEY,XMHINT) ;
N XMFDA,XMIENS
S XMIENS=XMZ_","
S XMFDA(3.9,XMIENS,1.8)=$S($G(XMHINT)="":" ",1:XMHINT)
S XMFDA(3.9,XMIENS,1.85)="1"_$$ENCSTR^XMJMCODE(XMKEY)
D FILE^DIE("","XMFDA")
Q
PSECIT(XMZ) ;
N XMSTR,I,XMTVAL
S I=$O(^XMB(3.9,XMZ,2,.999))
S XMSTR=^XMB(3.9,XMZ,2,I,0)
S XMSTR=$P(XMSTR,"on")_"at "_$P(XMSTR," at ",3)_" on"_$P($P(XMSTR,"on",2)," at",1)
S ^XMB(3.9,XMZ,2,I,0)=XMSTR_U_$$ENCSTR^XMJMCODE("$SEC^3")
S I=0
F S I=$O(^XMB(3.9,XMZ,2,I)) Q:'I D
. Q:'$D(^(I,0)) ; naked reference to line above
. S XMSTR=^(0) ; naked reference to line above
. I $E(XMSTR)="$" D PSCRAM(XMZ,.I,XMSTR,.XMTVAL) Q
. D VAL(XMSTR,.XMTVAL)
S XMSTR(1)="$END MESSAGE"
D MOVEBODY^XMXSEND(XMZ,"XMSTR","A")
Q
PSCRAM(XMZ,I,XMSTR,XMTVAL) ;
I $E(XMSTR,1,4)="$END" S $P(^XMB(3.9,XMZ,2,I,0),U,2)=$$ENCSTR^XMJMCODE("$SEC"_U_(XMTVAL+XMPAKMAN("XMRW"))) Q
I $E(XMSTR,1,4)="$ROU" D I $P(XMSTR," ",2)?.AN1"NTEG" D PNTEG(XMZ,.I,XMSTR) Q
. W:$X>70 !
. W $J($P(XMSTR," ",2),10)
S XMTVAL=0
S $P(^XMB(3.9,XMZ,2,I,0)," ",2)=$S($E(XMSTR,1,4)'="$KID":U,1:"")_$P(XMSTR," ",2)
Q
PNTEG(XMZ,I,XMSTR) ;
S $P(^XMB(3.9,XMZ,2,I,0)," ",2)=U_$P(XMSTR," ",2)
F S I=$O(^XMB(3.9,XMZ,2,I)) Q:'I S XMSTR=^(I,0) Q:"$END"[$E(XMSTR_" ",1,4) D
. S:XMSTR?.UN1" ;;".N $P(^XMB(3.9,XMZ,2,I,0),";",3)=$$ENCSTR^XMJMCODE($P(XMSTR,";",3)+XMPAKMAN("XMRW"))
Q