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swskit-v21/listings/mcb/srrdbk.list
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SRRDBK MACRO M1110 13-OCT-79 12:42 PAGE 3
1 .TITLE SRRDBK
2 .IDENT /V01.00/
3 ;
4 ; COPYRIGHT (C) 1978 BY
5 ; DIGITAL EQUIPMENT CORPORATION, MAYNARD, MASS.
6 ;
7 ;
8 ; THIS SOFTWARE IS FURNISHED UNDER A LICENSE AND MAY BE USED AND COPIED
9 ; ONLY IN ACCORDANCE WITH THE TERMS OF SUCH LICENSE AND WITH THE
10 ; INCLUSION OF THE ABOVE COPYRIGHT NOTICE. THIS SOFTWARE OR ANY OTHER
11 ; COPIES THEREOF MAY NOT BE PROVIDED OR OTHERWISE MADE AVAILABLE TO ANY
12 ; OTHER PERSON. NO TITLE TO AND OWNERSHIP OF THE SOFTWARE IS HEREBY
13 ; TRANSFERRED.
14 ;
15 ; THE INFORMATION IN THIS SOFTWARE IS SUBJECT TO CHANGE WITHOUT NOTICE
16 ; AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY DIGITAL EQUIPMENT
17 ; CORPORATION.
18 ;
19 ; DIGITAL ASSUMES NO RESPONSIBILITY FOR THE USE OR RELIABILITY OF ITS
20 ; SOFTWARE ON EQUIPMENT WHICH IS NOT SUPPLIED BY DIGITAL.
21 ;
22 ;
23 ; MODULE DESCRIPTION:
24 ;
25 ; NCU SERVICE MODULE TO READ A BLOCK FROM A FILE
26 ;
27 ;
28 ; DISTRIBUTED SYSTEMS SOFTWARE ENGINEERING
29 ;
30 ; IDENT HISTORY:
31 ;
32 ; 1.00 10-FEB-78
33 ; VERSION 2.0 RELEASE
34 ;
SRRDBK MACRO M1110 13-OCT-79 12:42 PAGE 4
36 ;
37 ;======================================================================;
38 ;++
39 ; +-------------------------------------------------+
40 ; I I
41 ; I S R R D B K I
42 ; I - - - - - - I
43 ; I I
44 ; +-------------------------------------------------+
45 ;
46 ; FUNCTION:
47 ;
48 ; SERVICE MODULE TO READ A BLOCK FROM A FILE
49 ;
50 ; INPUT:
51 ;
52 ; R5 - ADDRESS OF CONTROL BLOCK REQUESTING READ
53 ; C.ADDR - ADDRESS OF 512 BYTE MEMORY BUFFER
54 ; C.LUN - LOGICAL UNIT NUMBER OF OPEN FILE
55 ; C.SERV - CLEAR IF INITIATING, SET IF COMPLETING
56 ; C.RET - RETURN CONDITION CODE IF COMPLETING
57 ;
58 ; OUTPUT:
59 ;
60 ; C-BIT - CLEAR IF REQUEST PROCESSED, SET IF NOT
61 ; @R5 - UPDATED CONTROL BLOCK
62 ; C.RET - RETURN CONDITION CODE
63 ; LOWER BYTE STANDARD SERVICE RETURN CODE
64 ; UPPER BYTE SYSTEM ERROR CODE IF FAILURE
65 ; C.LEN - LENGTH ACTUALLY READ
66 ; @C.ADDR - DATA READ
67 ;
68 ; REQUIREMENTS:
69 ;
70 ; INPUT VIA FILE LOGICAL UNIT DATABASE:
71 ;
72 ; ADDR - ADDRESS OF FDB
73 ;
74 ; CONTROL BLOCK SYMBOLS:
75 ;
76 ; C.ADDR - OFFSET OF BUFFER ADDRESS
77 ; C.LUN - OFFSET OF LOGICAL UNIT NUMBER
78 ; C.RET - OFFSET OF RETURN CODE
79 ; C.SERV - OFFSET OF SERVICE CONTEXT
80 ; CE$EOF - END-OF-FILE RETURN CODE
81 ;
82 ; FILE SYSTEM SYMBOLS:
83 ;
84 ; F.ERR - OFFSET OF ERROR RETURN CODE IN FDB
85 ; IE.EOF - END-OF-FILE RETURN CODE
86 ;
87 ;--
88 ;======================================================================;
89 ;
90 ; EXTERNAL MACROS
91 ;
92 .MCALL PROC,READ$,CONDF,FLUDF
SRRDBK MACRO M1110 13-OCT-79 12:42 PAGE 4-1
93 ;
94 ; DEFINE EXTERNAL SYMBOLS
95 ;
96 000000 CONDF ;CONTROL BLOCK SYMBOLS
97 000000 FLUDF ;FILE LOGICAL UNIT SYMBOLS
SRRDBK MACRO M1110 13-OCT-79 12:42 PAGE 5
99 ;
100 ; PROCEDURE BODY
101 ;
102 000000 PROC SRRDBK
103 000000 IF ; SERVICE CONTEXT = 0
104 000000 FALSE SET C.SERV(R5)
105 000006 THEN
106 000006 116500 000020 MOVB C.LUN(R5),R0 ;GET LOGICAL UNIT NUMBER
107 000012 CALL SRCFLU ;CONVERT TO LUN DATABASE ENTRY ADDRESS
108 000016 016000 000002 MOV ADDR(R0),R0 ;GET ADDRESS OF FDB
109 000022 010501 MOV R5,R1 ;BUILD ADDRESS OF I/O STATUS BLOCK
110 000024 062701 000010 ADD #C.RET,R1
111 000030 READ$ R0,C.ADDR(R5),,,,R1 ;START THE READ
112 000046 IF ; SUCCESS
113 000046 FALSE CS
114 000050 THEN
115 000050 005265 000002 INC C.SERV(R5) ;SET SERVICE CONTEXT
116 000054 ELSE
117 000056 IF ; ERROR = END-OF-FILE
118 000056 FALSEB NE F.ERR(R0),#IE.EOF
119 000066 THEN
120 000066 112765 177767 000010 MOVB #CE$EOF,C.RET(R5) ;SET RETURN CODE TO END-OF-FILE
121 000074 000241 CLC ;PROCESSING COMPLETE
122 000076 ELSE
123 000100 CALL SRQDRF ;PROCESS QUEUEING DIRECTIVE FAILURE
124 000104 ENDIF
125 000104 ENDIF
126 000104 ELSE
127 000106 CALL SRQCM ;PROCESS QUEUED I/O COMPLETION
128 000112 005065 000002 CLR C.SERV(R5) ;CLEAR SERVICE CONTEXT AND C-BIT
129 000116 ENDIF
130 000116 ENDPROC
131 000001 .END
SRRDBK MACRO M1110 13-OCT-79 12:42 PAGE 5-1
SYMBOL TABLE
ADDR = 000002 C$RCIN= 000062 FR$LCS= 000001 F$RCIN= 000000 NO = 000000
A$$CHK= 000000 C$RCMA= 000146 FR$LNC= 000001 F$RCMA= 000000 N$$USR= 000001
A$$CPS= 000000 C$RCMS= 000054 FR$LNL= 000001 F$RCMS= 000002 PAR$$$= 000000
A$$TRP= 000000 C$RDBK= 000043 FR$LNS= 000001 F$RDBK= 000000 P$$P45= 000000
CE$ACP= 177753 C$RDCM= 000035 FR$RMC= 000001 F$RDCM= 000000 RI$LCC= 000001
CE$ADR= 177776 C$RDIN= 000040 FR$RML= 000001 F$RDIN= 000001 RI$LCS= 000002
CE$CON= 177770 C$RDIS= 000040 FR$RMS= 000001 F$RDIS= 000012 RI$LNC= 000007
CE$DIS= 177771 C$RDRC= 000060 FS$HOS= 000001 F$RDRC= 000000 RI$LNL= 000006
CE$EOF= 177767 C$RLBF= 000001 FS$INT= 000000 F$RECO= 000001 RI$LNS= 000010
CE$FAI= 177774 C$RLCB= 000002 FS$LLP= 000001 F$RLBF= 000001 RI$RMC= 000004
CE$FIL= 177756 C$RLCI= 000000 FS$LOF= 000001 F$RLCB= 000001 RI$RML= 000003
CE$FUN= 177777 C$STBK= 000055 FS$LOG= 000001 F$STBK= 000000 RI$RMS= 000005
CE$GEN= 177774 C$STPR= 000037 FS$LST= 000001 F$STPR= 000001 RI$ZLC= 000011
CE$IND= 177757 C$STPS= 000037 FS$NET= 000001 F$STPS= 000006 RI$ZLN= 000013
CE$IO = 177760 C$TRBK= 000046 FS$NST= 000000 F$TEST= 000001 RI$ZRM= 000012
CE$LEN= 177775 C$TRIN= 000063 FS$PAS= 000001 F$TRAC= 000000 R$$DER= 000000
CE$LID= 177766 C$TRMA= 000145 FT$CNS= 000000 F$TRBK= 000001 R$$K11= 000001
CE$LST= 177752 C$TRMS= 000053 FT$NOD= 000001 F$TRIG= 000001 R$$SND= 000000
CE$NOD= 177765 C$WRBK= 000044 FT$TSK= 000001 F$TRIN= 000000 R$$11M= 000000
CE$NSD= 177755 C$WRCL= 000065 F$ALBF= 000001 F$TRMA= 000000 SP$DHO= 000003
CE$NST= 177754 C$WRCM= 000036 F$ALCB= 000001 F$TRMS= 000002 SP$DRP= 000007
CE$NWE= 177773 C$WRRC= 000061 F$CB = 000017 F$WRBK= 000000 SP$DTP= 000010
CE$OBJ= 177750 C$ZRCN= 000064 F$CLCL= 000001 F$WRCL= 000001 SP$LHO= 000002
CE$OPN= 177761 C$$CKP= 000000 F$CLCO= 000000 F$WRCM= 000000 SP$LLP= 000011
CE$OVR= 177764 C$$ORE= 000400 F$CLFL= 000000 F$WRRC= 000000 SP$LNM= 000016
CE$PAR= 177763 C$$RSH= 177564 F$CLLK= 000006 F$ZERO= 000001 SP$LNO= 000015
CE$PRO= 177751 C.ADDR= 000014 F$CLLN= 000002 F$ZRCN= 000001 SP$LOF= 000012
CE$REJ= 177772 C.BKNM= 000014 F$DPOS= 000001 F$$LVL= 000001 SP$LST= 000001
CE$TMO= 177762 C.CTXT= 000004 F$DUMP= 000000 F$150 = 000002 SP$NDM= 000014
CS$ACK= 000002 C.FUNC= 000006 F$EVNT= 000001 F$300 = 000012 SP$NDO= 000013
CS$LKE= 000001 C.LEN = 000012 F$EXAM= 000001 F$50 = 000002 SP$NST= 000006
CS$LNA= 000002 C.LINE= 000014 F$EXHO= 000000 F$550 = 000002 SP$RRP= 000004
CS$LOG= 000003 C.LKNM= 000020 F$GTCM= 000001 F.BKDS= ****** GX SP$RTP= 000005
CS$NCH= 000003 C.LUN = 000020 F$INCM= 000000 F.BKST= ****** GX SRCFLU= ****** GX
CS$SUC= 000001 C.MODE= 000021 F$INLU= 000001 F.ERR = ****** GX SRQCM = ****** GX
C$ALBF= 000032 C.PRID= 000017 F$IRLU= 000000 G$$TPP= 000000 SRQDRF= ****** GX
C$ALCB= 000033 C.PROC= 000007 F$LKLU= 000010 G$$TSS= 000000 SRRDBK 000000RG
C$CLCL= 000067 C.PROM= 000016 F$LNLU= 000002 G$$TTK= 000000 S$$WRG= 000000
C$CLCO= 000003 C.PTR = 000000 F$LNSR= 000001 IE.EOF= ****** GX S$$YSZ= 001600
C$CLFL= 000004 C.RET = 000010 F$LOAD= 000000 INUSE = 000000 T$$KMG= 000000
C$CLLK= 000052 C.SAVE= 000022 F$LOGD= 000001 I$$RAR= 000000 T$$MIN= 000000
C$CLLN= 000005 C.SERV= 000002 F$LOOP= 000001 I$$RDN= 000000 V$$CTR= 001000
C$LEN = 000026 C.TASK= 000016 F$NTCM= 000000 K$$CNT= 177546 X$$DBT= 000000
C$NOPN= 000031 C.TYPE= 000016 F$OPCL= 000001 K$$CSR= 177546 YES = 000001
C$NORD= 000032 C.WAIT= 000020 F$OPCO= 000000 K$$LDC= 000000 $$CSTA= 000000
C$OPCL= 000066 DEVATT= 000002 F$OPIN= 000000 K$$TPS= 000074 $$PRST= 000012
C$OPCO= 000034 D$$BUG= 177514 F$OPIR= 000000 LD$LP = 000000 $$STIX= 000777
C$OPIN= 000041 D$$ISK= 000000 F$OPLK= 000005 LUN = 000001 $$STNM= 000000
C$OPIR= 000056 D$$L11= 000001 F$OPLN= 000002 L$$ASG= 000000 $$S772= 000011
C$OPLK= 000051 ENTLEN= 000004 F$OPLO= 000000 L$$DRV= 000000 $$S773= 000011
C$OPLN= 000045 FILOPE= 000001 F$OPOR= 000000 L$$P11= 000001 $$S774= 000077
C$OPOR= 000057 FL$BOO= 000001 F$OPOT= 000000 L$$11R= 000000 $$S775= 000010
C$OPOT= 000042 FL$DUM= 000001 F$ORLU= 000000 M$$CRB= 000124 $$S776= 000000
C$ORD = 000145 FL$LOA= 000001 F$OTLU= 000001 M$$CRX= 000000 $$S777= 000000
C$PROC= 000200 FL$LOO= 000001 F$RCBK= 000002 M$$FCS= 000000 $$TRNM= 000000
C$RCBK= 000047 FR$LCC= 000001 F$RCEV= 000001 M$$OVR= 000000 .READ = ****** G
C$RCEV= 000050
SRRDBK MACRO M1110 13-OCT-79 12:42 PAGE 5-2
SYMBOL TABLE
. ABS. 000000 000
000120 001
ERRORS DETECTED: 0
VIRTUAL MEMORY USED: 9444 WORDS ( 37 PAGES)
DYNAMIC MEMORY: 10060 WORDS ( 38 PAGES)
ELAPSED TIME: 00:00:34
SRRDBK,[135,30]SRRDBK/CR/-SP=[130,10]NETLIB/ML,[135,10]CFGNIC/PA:1,SRRDBK
SRRDBK CREATED BY MACRO ON 13-OCT-79 AT 12:42 PAGE 1
SYMBOL CROSS REFERENCE CREF
SYMBOL VALUE REFERENCES
ADDR = 000002 #4-97 5-108
CE$EOF = 177767 5-120
C.ADDR = 000014 5-111
C.LUN = 000020 5-106
C.RET = 000010 5-110 *5-120
C.SERV = 000002 5-104 *5-115 *5-128
DEVATT = 000002 #4-97
ENTLEN = 000004 #4-97
FILOPE = 000001 #4-97
F$TRAC = 000000 5-102 5-102 5-130 5-130
F.BKDS = ****** GX *5-111
F.BKST = ****** GX *5-111
F.ERR = ****** GX 5-118
IE.EOF = ****** GX 5-118
INUSE = 000000 #4-97
I$$AS = ****** 5-102
LUN = 000001 #4-97
PAR$$$ = 000000 #5-111 5-111
R$$11D = ****** 5-102
R$$11M = 000000 5-102
SRCFLU = ****** GX 5-107
SRQCM = ****** GX 5-127
SRQDRF = ****** GX 5-123
SRRDBK 000000 RG #5-102
$$CSTA = 000000 #5-102
$$PRST = 000012 #5-102 5-103 #5-103 5-112 #5-112 5-117 #5-117
$$SLST = ****** 5-102 5-104 5-104 5-105 5-113 5-114 5-116 5-116 5-118
5-118 5-119 5-122 5-122 5-124 5-125 5-126 5-126 5-129
5-130
$$STIX = 000777 #5-102 5-103 5-103 #5-103 5-103 5-103 #5-103 5-112 5-112
#5-112 5-112 5-112 #5-112 5-117 5-117 #5-117 5-117 5-117
#5-117 5-124 #5-124 5-124 5-124 #5-124 5-124 5-125 #5-125
5-125 5-125 #5-125 5-125 5-129 #5-129 5-129 5-129 #5-129
5-129
$$STNM = 000000 #5-102 5-103 #5-103 5-103 5-104 5-105 5-112 #5-112 5-112
5-113 5-114 5-116 5-116 5-117 #5-117 5-117 5-118 5-119
5-122 5-122 5-124 #5-124 5-125 #5-125 5-126 5-126 5-129
#5-129
$$S772 = 000011 #5-117 5-124
$$S773 = 000011 #5-117 5-124
$$S774 = 000077 #5-112 5-125
$$S775 = 000010 #5-112 5-125
$$S776 = 000000 #5-103 5-129
$$S777 = 000000 #5-103 5-129
$$TRNM = 000000 #5-102 5-103 #5-103 5-104 5-105 5-112 #5-112 5-113 5-114
5-116 #5-116 5-117 #5-117 5-118 5-119 5-122 #5-122 5-124
#5-124 5-125 #5-125 5-126 #5-126 5-129 #5-129
.READ = ****** G 5-111 5-111
SRRDBK CREATED BY MACRO ON 13-OCT-79 AT 12:42 PAGE 2
MACRO CROSS REFERENCE CREF
MACRO NAME REFERENCES
CALL #5-107 #5-123 #5-127
CASE #5-102
CMOV$B #5-111 5-111
CMOV$W #5-111 #5-111 #5-111 #5-111 #5-111
CMOV$2 #5-111 #5-111
CONDF #4-92 #4-96
DO #5-102
ELSE #5-102 5-116 5-122 5-126
ENDCAS #5-102
ENDIF #5-102 #5-124 #5-125 #5-129
ENDPRO #5-102 5-130
ENDWHI #5-102
ERR$ #5-111 5-111
FALSE #5-102 5-104 5-113
FALSEB #5-102 5-118
FDBK$R #5-111 #5-111
FLUDF #4-92 #4-97
IF #5-102 #5-103 #5-112 #5-117
JMPPRO #5-102
LDFDB$ #5-111 5-111
ONCASE #5-102
PROC #4-92 5-102
PROCLC #5-102
READ$ #4-92 #5-111
SWSTK$ #5-102
THEN #5-102 #5-105 #5-114 #5-119
TRUE #5-102
TRUEB #5-102
WHILE #5-102
$$BGND #5-102 #5-104 #5-113 #5-118
$$BGNN #5-102 5-104 5-113 5-116 5-118 5-122 5-126
$$ELSE #5-102 5-116 5-122 5-126
$$GEN1 #5-102 5-102 5-104 5-104 5-105 5-113 5-114 5-116 5-116 5-118
5-119 5-122 5-122 5-124 5-125 5-126 5-126 5-129 5-130
$$GEN2 #5-102 #5-118
$$GNAB #5-102 #5-113 #5-118
$$GNBT #5-102 5-104
$$GNCM #5-102 5-104 5-113 5-118
$$INMC #5-102 5-102
$$INSY #5-102 5-102
$$LAB #5-102 5-105 5-114 5-116 5-119 5-122 5-124 5-125 5-126 5-129
$$POP #5-102 5-124 5-124 5-125 5-125 5-129 5-129
$$POPI #5-102 5-124 5-124 5-125 5-125 5-129 5-129
$$PUSH #5-102 #5-103 #5-103 #5-112 #5-112 #5-117 #5-117
$$STSM #5-102 #5-103 #5-103 #5-112 #5-112 #5-117 #5-117
$$SYS #5-102
$$TRCE #5-102 5-102 5-130