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PROC NVFASPC; 
# TITLE - NVFASPC - SWITCH A-A PENDING CONNECTION # 
      BEGIN # NVFASPC # 
# 
**    NVFASPC - SWITCH A-A PENDING CONNECTION.
* 
*     C. BRION      83/04/27. 
* 
*     THIS PROCEDURE IS RESPONSIBLE FOR EITHER SWITCHING OR TERMINATING 
*     PENDING A-A CONNECTIONS THAT HAVE BEEN AWAITING THE NETON OF THE
*     REQUESTED APPLICATION.
* 
*     PROC NVFASPC
* 
*       ENTRY 
* 
*         THE NETON NORMAL OR ABNORMAL RESPONSE SM RESIDES IN MSGBUF AND
*         ABHBUF. 
* 
*       EXIT
* 
*         A-A CONNECTIONS PENDING CONNECTION TO THE "STARTED" APPLICATION 
*         ARE EITHER SWITCHED TO THE APPLICATION OR ENDED VIA THE ISSUE 
*         OF THE CR/RAP/A SM. 
* 
*         APPLICATION DEPARTURE PROCESSING MAY BE PERFORMED IN THE CASE OF
*         OF ABNORMAL NETON RESPONSE. 
* 
* 
*         AN ACCOUNT MESSAGE MAY BE ISSUED IN THE ABNORMAL NETON CASE.
* 
*         THE PAAC ENTRY AND ASSIGNED VCB ORDINAL WILL BE RELEASED IN 
*         THE ABNORMAL NETON CASE FOR EACH PENDING A-A CONNECTION VIA 
*         A CALL TO NVFACTC.
* 
# 
      CONTROL EJECT;
# 
****  NVFASPC XREF LIST 
# 
  
      XREF
        BEGIN 
        PROC NVFUMQE;                    # MAKE QUEUE ENTRY            #
        PROC NVFAIAM;                    # ISSUE ACCOUNT MESSAGE       #
        PROC NVFUFVO;                    # FREE VCB ORDINAL            #
        PROC SSTRTS;                     # SS- RELEASE TABLE SPACE     #
        PROC ABORT;                      # MACREL ABORT PROGRAM        #
        PROC NVFUCRS;                    # CHECK REQUEST START APPL    #
        PROC SSCATR;                     # SS- ACCEPT TIMER REQUEST    #
        PROC SSCCTR;                     # CANCEL TIMER REQUEST        #
        PROC NVFSCAD;                    # COMPLETE APPL DEPARTURE     #
        PROC NVFACTC;                    # CLEANUP TERMINATED CONN     #
        PROC MESSAGE;                    # SEND DAYFILE MESSAGE        #
        FUNC XCOD U;                     # CONVERT OCTAL TO DISPLAY COD#
        END 
# 
****
# 
        CONTROL EJECT;
# 
*       ITEM DEFINITIONS
# 
  
      ITEM PA                I;          # PAAC ENTRY ORDINAL          #
      ITEM SAS               I;          # SEC AST ENTRY ORDINAL       #
      ITEM PAS               I;          # PRI AST ENTRY ORDINAL       #
      ITEM PAENTRY           I;          # NUMBER PAAC ENTRIES         #
      ITEM ASENTRY           I;          # NUMBER AST ENTRIES          #
      ITEM MTYP              I;          # ACCOUNT MESSAGE TYPE        #
      ITEM WORK              I;          # SPARE WORK VARIABLE         #
      ITEM SECAST            B;          # SEC AST ENTRY INDICATOR     #
      ITEM MATCH             B;          # UNDO LOOP INDICATOR         #
      ITEM RSTAT             I;          # RETURN STATUS               #
      ITEM CONNREF           B;          # CONNECTION REFUSED FLAG     #
      ITEM SUCCESS           B;          # SET IF TIMER REQUEST IS O.K.#
      ITEM VCBREL            B;          # RELEASE VCB FLAG            #
  
# 
**    TMBBUF - TIMER REQUEST BUFFER.
* 
*     BUFFER FOR GENERATION OF TIMER REQUEST. 
# 
      ARRAY TMBBUF [00:00] S(TMBSIZ$);
        BEGIN 
        ITEM TMB$SMID        S:CTQSTAT(00,00,12) = [S"SINA"]; 
        ITEM TMB$WC          U(00,48,12) = [TMBSIZ$]; 
        ITEM TMB$ABT         U(01,00,06) = [APPCMD];
        ITEM TMB$CNUM        U(01,18,18); 
        ITEM TMB$PFCSFC      U(02,00,16) = [FCINA]; 
        ITEM TMB$ACN         U(02,24,12); 
        ITEM TMB$DELAY       U(03,24,18) = [NETPTIME$]; 
        ITEM TMB$QNUM        U(03,42,18); 
        END 
  
# 
*     THE FOLLOWING ARRAY IS USED FOR DAYFILE-ING WHEN THE REQUEST
*     TO CANCEL A TIMER REQUEST FAILS.
# 
  
      ARRAY EMSG [0:0] S(7);
        BEGIN 
        ITEM MSG$MSG1 C(00,00,30) = ["NVFASPC: CANCEL TIMER REQUEST "]; 
        ITEM MSG$MSG2 C(03,00,20) = ["FAILED (CNUM/PA) -- "]; 
        ITEM MSG$CNUM U(05,00,30);
        ITEM MSG$SLSH C(05,30,01) = ["/"];
        ITEM MSG$PA   U(05,36,24);
        ITEM MSG$ZBYT I(06,00,60) = [0];
        END 
  
      $BEGIN
# 
**    ASTMSG - MISSING AST ENTRY ERROR MESSAGE. 
# 
      ARRAY ASTMSG [00:00] S(4);
        BEGIN 
        ITEM AMSG$MSG   C(00,00,30) = 
                                    ["NVFASPC: CANNOT FIND AST ENTRY"]; 
        ITEM AMSG$ZERO  U(03,00,60) = [0];
        END 
  
      $END
  
      CONTROL EJECT;
  
# 
*     DETERMINE NUMBER OF AST ENTRIES 
# 
      ASENTRY = (ASTLNGTH/ASTSIZ$); 
  
# 
*     DETERMINE NUMBER OF PAAC ENTRIES
# 
      PAENTRY = (PACLNGTH/PAACSIZ$);
  
# 
*     DETERMINE INDEX ORDINAL OF APPLICATION NAMED IN THE NETON 
*     RESPONSE (EITHER NORMAL OR ABNORMAL)
# 
      FOR SAS = 0 STEP 1 WHILE
        ((SAS LS ASENTRY) AND 
         (NETAN[0] NQ AST$AN[SAS]) AND
         (NETANAM[0] NQ AST$PANAM[SAS]))
      DO
        BEGIN 
        END 
  
      $BEGIN
  
# 
*     IF AST ENTRY NOT FOUND, SERIOUS PROBLEM SOMEWHERE. ABORT NVF. 
# 
      IF SAS EQ ASENTRY 
      THEN
        BEGIN 
        MESSAGE(ASTMSG,0);
        ABORT;
        END 
  
      $END
  
# 
*     LOCATE IF NEEDED THE PRIMARY APPLICATION AST ENTRY ORDINAL. 
# 
      SECAST = FALSE; 
      IF AST$PANAM[SAS] EQ AST$SANAM[SAS] 
      THEN
        BEGIN 
        PAS = SAS;
        END 
      ELSE
        BEGIN 
        SECAST = TRUE;
        MATCH = FALSE;
        FOR WORK = 0 STEP 1 WHILE 
          ((WORK LS ASENTRY) AND
           (NOT MATCH)) 
        DO
          BEGIN 
          IF ((AST$PANAM[WORK] EQ AST$SANAM[SAS]) AND 
              (AST$PANAM[WORK] EQ AST$SANAM[WORK])) 
          THEN
            BEGIN 
            MATCH = TRUE; 
            PAS = WORK; 
            END 
          END 
  
        $BEGIN
        IF WORK EQ ASENTRY
        THEN
          BEGIN 
          MESSAGE(ASTMSG,0);
          ABORT;
          END 
        $END
        END 
  
  
# 
*     PERFORM OUTER FOR LOOP FOR EACH PAAC ENTRY. 
# 
  
      CONNREF = FALSE;
      FOR PA = 0 STEP 1 WHILE 
        PA LS PAENTRY 
      DO
        BEGIN 
  
# 
*     LOCATE PAAC ENTRIES THAT ARE "PENDING NETON" TO THE APPLICATION 
*     OF THE NETON RESPONSE.
# 
  
        IF ((PA$STATE[PA] EQ PAACST"PANETP") AND
            (PA$SWAP[PA] EQ AST$SANAM[SAS]))
        THEN
          BEGIN 
# 
*     CHECK IF NORMAL OR ABNORMAL NETON RESPONSE. 
# 
  
          IF PFCSFC[0] EQ NETONA
          THEN
            BEGIN 
  
# 
*     NETON ABNORMAL RESPONSE.
*     CALL REFCONN TO REFUSE THE CONNECTION.
# 
            REFCONN;
            END 
  
          ELSE # NETON NORMAL RESPONSE #
            BEGIN 
# 
*     NETON NORMAL RESPONSE RECEIVED. 
*     CALL NVFUCRS TO DETERMINE IF CONNECTION OK, STILL PENDING NETON 
*     OR UNABLE TO COMPLETE CONNECTION. 
# 
            RSTAT = CONNOK$;
            WORK = AACON$;
            NVFUCRS(PAS,SAS,RSTAT,WORK);
            IF RSTAT EQ CONNOK$ 
            THEN
              BEGIN 
# 
*     OK TO MAKE CONNECTION TO APPL AT SAS. 
*     INCREMENT NUMBER ACTIVE AA CONNECTIONS FOR AST ENTRY. 
*     ISSUE ACCOUNTING MESSAGE. 
*     SET PAAC STATE. 
*     SET UP CR/RAP/N SM AND SEND.
# 
  
              AST$AACN[SAS] = AST$AACN[SAS] + 1;
              IF PA$ICMCN[PA] 
              THEN
                BEGIN 
                AST$ICCN[SAS] = AST$ICCN[SAS] + 1;
                END 
              IF SAS NQ PAS 
              THEN
                BEGIN 
                AST$AACN[PAS] = AST$AACN[PAS] + 1;
                IF PA$ICMCN[PA] 
                THEN
                  BEGIN 
                  AST$ICCN[PAS] = AST$ICCN[PAS] + 1;
                  END 
                END 
              PA$CNTIME[PA] = CTM$PDT[0]; 
              WORK = ABAC$; 
              NVFAIAM(PA,WORK); 
              PA$STATE[PA] = PAACST"PARAP"; 
              PA$SWAP[PA] = AST$PANAM[SAS]; 
              PA$SWAPAN[PA] = AST$AN[SAS];
              SPMSG0[1] = PA$RAPSM0[PA];
              SPMSG1[1] = PA$RAPSM1[PA];
              SPMSG2[1] = PA$RAPSM2[PA];
              CRICT[1] = CT60TRANS; 
              RB[1] = TRUE; 
              CRVCB[1] = PA$VCB[PA];
              NVFUMQE(P<CTQ>,APSM[1],APPPR$,0,LCRRAPN); 
# 
*     SET UP AND ISSUE THE CR/SWH/R SM (SWITCH REQUEST).
# 
              FOR WORK = 0 STEP 1 UNTIL (MSBFNVL - 1) 
              DO
                BEGIN 
                MSG$WORD[WORK] = 0; 
                END 
  
              PFCSFC[0] = CRSWH;
              CRNACN[0] = PA$NACN[PA];
              CRABL[0] = PA$ABL[PA];
              CRDT[0] = PA$DT[PA];
              CRSNAME[0] = "       "; 
              CRSWHID[0] = PA$URHID[PA];
              CRSWSL[0] = AASECLEV$;
              CRSWDBZ[0] = PA$DBZ[PA];
              CRSWUBZ[0] = PA$UBZ[PA];
              CRSWAN[0] = PA$SWAPAN[PA];
              NVFUMQE(P<CTQ>,APSM[0],APPPR$,0,LCRSWH);
              PA$STATE[PA] = PAACST"PARAP"; 
# 
*     CANCEL TIMER REQUEST. 
*     CLEAR THE ACN NUMBER AND THE TIMER CANCELLATION NUMBER OF 
*     THE PAAC ENTRY. 
# 
  
              SSCCTR(PA$CNUM[PA],SUCCESS);
  
              $BEGIN
              IF NOT SUCCESS
              THEN
                BEGIN 
                MSG$CNUM[0] = XCOD(PA$CNUM[PA]);
                MSG$PA[0] = XCOD(PA); 
                MESSAGE(EMSG,0);
                END 
              $END
  
              PA$CNUM[PA] = 0;
              END 
            ELSE IF RSTAT EQ NOCONN$ OR 
                    RSTAT EQ MCLIMIT$ 
            THEN
              BEGIN 
# 
*     CONNECTION NOT ALLOWED. 
*     CALL REFCONN TO REFUSE CONNECTION.
# 
              REFCONN;
              END 
            ELSE
# 
*     CONNECTION MUST STILL BE PENDING NETON OF NEW SPINOFF COPY. 
*     SET STATE OF PAAC ENTRY TO PENDING NETON. 
*     SET UP AND ISSUE TIMER REQUEST FOR CONNECTION.
*     SET TIMER CANCELLATION NUMBER OF PAAC ENTRY.
# 
              BEGIN 
              PA$STATE[PA] = PAACST"PANETP";
              TMB$ACN[0] = PA$NACN[PA]; 
              TMB$QNUM[0] = LOC(P<AAINPQ>); 
              SSCATR(TMBBUF[0]);
              PA$CNUM[PA] = TMB$CNUM[0];
              PA$SWAP[PA] = AST$PANAM[PAS]; 
              END 
            END 
          END 
        END 
# 
*     IF A NETON ABNORMAL RESPONSE, MUST CALL NVFSCAD TO PERFORM
*     APPLICATION DEPARTURE PROCESSING. 
# 
      IF PFCSFC[0] EQ NETONA
      THEN
        BEGIN 
        NVFSCAD(SAS); 
        IF PAS NQ SAS 
        THEN
          NVFSCAD(PAS); 
        END 
  
# 
*     CHECK IF ANY CONNECTION WAS REFUSED IN WHICH CASE THE PAAC
*     ENTRY SPACE MUST BE RELEASED. 
# 
      IF CONNREF
      THEN
        BEGIN 
        PAENTRY = PAENTRY - 1;
        VCBREL = TRUE;
        FOR PA = PAENTRY STEP -1 WHILE
          PA GQ 0 
        DO
          BEGIN 
          IF ((PA$STATE[PA] EQ PAACST"PAERR") AND 
              (PA$SWAP[PA] EQ AST$SANAM[SAS]))
          THEN
            NVFACTC(PA,VCBREL); 
          END 
        END 
  
      RETURN; 
  
      CONTROL EJECT;
PROC REFCONN; 
# TITLE - REFCONN - REFUSE PENDING CONNECTION # 
      BEGIN # REFCONN # 
  
# 
**    REFCONN - REFUSE PENDING CONNECTION.
* 
*     C. BRION      83/04/19. 
* 
*     THE PURPOSE OF THIS INTERNAL PROCEDURE IS TO PERFORM THE
*     PROCESSING OF A REFUSED PENDING A-A CONNECTION. 
* 
*     REFCONN 
* 
*       ENTRY:  
* 
*         PA - ENTRY ORDINAL OF PAAC ENTRY. 
*         SECAST - FLAG INDICATING SECONDARY AST ENTRY. 
*         SAS - SECONDARY AST ENTRY ORDINAL.
*         PAS - PRIMARY AST ENTRY ORDINAL.
*         CONNREF - GLOBAL CONNECTION REFUSED FLAG. 
# 
      CONTROL EJECT;
  
  
# 
*     SET UP AND ISSUE A CR/RAP/A SM FOR THE CONNECTION SINCE A 
*     NETON ABNORMAL RESPONSE ISSUED. 
# 
      CONNREF = TRUE; 
      SPMSG0[1] = PA$RAPSM[PA]; 
      EB[1] = TRUE; 
      CRRRAP[1] = RCRA"ANA";
      NVFUMQE(P<CTQ>,APSM[1],APPPR$,0,LCRRAPA); 
  
# 
*     SET UP AND ISSUE ACCOUNTING MESSAGE FOR REFUSED A-A CONNECTION. 
# 
  
      WORK = ABAR$; 
      NVFAIAM(PA,WORK); 
  
# 
*     SET PAAC STATE TO ERROR.
# 
  
      PA$STATE[PA] = PAACST"PAERR"; 
  
  
      END # REFCONN # 
  
      END # NVFASPC # 
 TERM