Trailing-Edge
-
PDP-10 Archives
-
BB-R595B-SM_11-9-85
-
mcb/nsp/nspdata.req
There is 1 other file named nspdata.req in the archive. Click here to see a list.
! COPYRIGHT (c) 1980, 1981, 1982
! DIGITAL EQUIPMENT CORPORATION
! Maynard, Massachusetts
!
! This software is furnished under a license and may be used
! and copied only in accordance with the terms of such license
! and with the inclusion of the above copyright notice. This
! software or any other copies thereof may not be provided or
! otherwise made available to any other person. No title to
! and ownership of the software is hereby transferred.
!
! The information in this software is subject to change
! without notice and should not be construed as a commitment
! by DIGITAL EQUIPMENT CORPORATION.
!
! DIGITAL assumes no responsibility for the use or reliability
! of its software on equipment which is not supplied by
! DIGITAL.
!
!++
!
!macros and other good stuff
!
!--
!
literal
NSPbom = %O'40',
NSPeom = %O'100';
$field
LONG_WORD =
set
LOW = [$integer],
HI = [$integer]
tes;
compiletime
$nsp$length = $field_set_size;
macro
$long_word =
$sub_block(%expand %number ($nsp$length))% ;
undeclare
$nsp$length;
!+
! Macro to conditionally align addresses for 36-bit compilation
!-
macro
CMQPT$( queue, ccb) =
begin
ccb = .queue;
queue = ..ccb;
if .ccb eql 0 then false else true
end%;
macro
CMP_LSS( a, b) =
(2048 lssu ((((b) + 2048) - (a)) and %o'7777'))%;
macro
CMP_LEQ( a, b) =
(2048 lequ ((((b) + 2048) - (a)) and %o'7777'))%;
macro
CMP_EQL( a, b) =
(0 eqlu (((b) - (a)) and %o'7777'))%;
macro
CMP_NEQ( a, b) =
(0 nequ (((b) - (a)) and %o'7777'))%;
!
!
!++
!
!field mappings for Network Services Layer data bases
!
!--
!
!
$field
NSP_FIELDS =
set
NSPtimer = [$short_integer], !short timer service word
%if %bliss (bliss36) %then $align (fullword) %fi
NSPself = [$short_integer], !node addr this NSP
%if %bliss (bliss36) %then $align (fullword) %fi
NSPact_tim = [$short_integer], !NSP's inactivity timer value
%if %bliss (bliss36) %then $align (fullword) %fi
NSPdelay = [$byte], !NSP's delay factor
%if %bliss (bliss36) %then $align (fullword) %fi
NSPweight = [$byte], !round trip delay factor
%if %bliss (bliss36) %then $align (fullword) %fi
NSPretrans = [$short_integer], !retransmission threshold
%if %bliss (bliss36) %then $align (fullword) %fi
NSPmax = [$short_integer], !number of ports other than OPEN
%if %bliss (bliss36) %then $align (fullword) %fi
NSPports = [$addresx], !address of table of port descriptors
$overlay(NSPports)
BIASports = [$addresx],
$continue
ADDRports = [$addresx],
%if %bliss (bliss36) %then $align (fullword) %fi
NSPtotal = [$short_integer], !total ports NSP can handle
%if %bliss (bliss36) %then $align (fullword) %fi
NSPt_rsv = [$short_integer], !number of NSP reserve ports
%if %bliss (bliss36) %then $align (fullword) %fi
NSPreserved = [$addresx], !address of reserved data base
$overlay(NSPreserved)
BIASresv = [$addresx],
$continue
ADDRresv = [$addresx],
NSPnodes = [$addresx], !address of table of node descriptors
$overlay(NSPnodes)
BIASnodes = [$addresx],
$continue
ADDRnodes = [$addresx],
%if %bliss (bliss36) %then $align (fullword) %fi
NSPevent_buf = [$pointer], !byte pointer to event buffer
NSPt_nodes = [$short_integer], !total nodes NSP can handle
NSPnxt_port = [$short_integer], !next port-id for resource check
NSPbuf = [$short_integer], !NSP's segment size
$overlay(NSPbuf)
L_NSPbuf = [$byte],
H_NSPbuf = [$byte],
$continue
NSPsc_pix = [$byte], !Session Control's process index
NSPns0_pix = [$byte], !NSP's process 0 index
NSPns1_pix = [$byte], !NSP's process 1 index
NSPns2_pix = [$byte], !NSP's process 2 index
NSPxpt_pix = [$byte], !Transport's process index
%if %bliss (bliss36) %then $align (fullword) %fi
NSPversion = [$byte], !NSP's version number
$align(fullword)
MSGFLG = [$byte],
$overlay(MSGFLG)
fill1 = [$bits(2)],
TYPE = [$bits(2)],
SUBTYPE = [$bits(3)],
$continue
L_DSTADDR = [$byte],
H_DSTADDR = [$byte],
L_SRCADDR = [$byte],
H_SRCADDR = [$byte],
LSFLAGS = [$byte],
$overlay(LSFLAGS)
FCMOD = [$bits(2)],
FCVALINT = [$bits(2)],
$align(fullword)
ACKNUM = [$short_integer],
$overlay(ACKNUM)
NUMBER = [$bits(12)],
QUAL = [$bits(3)],
Q_FLG = [$bit],
$continue
$align(fullword)
SEGNUM = [$short_integer],
$align(fullword)
REASON = [$short_integer],
SEGSIZE = [$short_integer],
SERVICES = [$byte],
$overlay(SERVICES)
fill5 = [$bits(2)],
FCOPT = [$bits(2)],
$continue
FCVAL = [$byte],
INFO = [$byte],
$overlay(INFO)
VER = [$bits(2)],
NSPrunning = [$bit] !NSP's state
tes;
literal
NSP_size = $field_set_size;
!
!
!
!
!++
!
!field mappings for Node Descriptors
!
!--
!
!
$field
NODE_FIELDS =
set
NDaddr = [$integer], !node address
NDactive = [$integer], !number of ports to this node
NDtime_zeroed = [$time], !time zeroed
NDb_rcv = [$long_word], !user bytes received from this node
NDb_xmt = [$long_word], !user bytes transmitted to this node
NDm_rcv = [$long_word], !NSP messages reveived
NDm_xmt = [$long_word], !NSP messages transmitted
NDc_rcv = [$integer], !CI's received
NDc_xmt = [$integer], !CI's transmitted
NDc_rej = [$integer], !No-Resource messages sent to this node
NDtimeout = [$integer], !number of NSP message retransmissions
NDdelay = [$integer] !round trip delay in seconds
tes;
literal
ND_size = $field_set_size;
!
!
!++
!
!field mappings for Session Control Port Descriptors
!
!--
!
!
$field
some_fields =
set
PORTstate = [$tiny_integer], !state of port
$overlay(PORTstate)
MSGtyp = [$tiny_integer],
$continue
CHANNEL = [$byte], !channel to transmit on
NODErem = [$short_integer], !remote node address
ADDRloc = [$short_integer], !local link address
$overlay(ADDRloc)
PID = [$byte],
ADDran = [$byte],
$continue
ADDRrem = [$short_integer], !remote link address
$overlay(ADDRrem)
L_rem_addr = [$byte],
H_rem_addr = [$byte],
$continue
NODElnk = [$addresx], !address of node descriptor to use
SOME_END = [$sub_block(0)]
tes;
literal
RDB_size = $field_set_size;
field
more_fields =
set
$overlay(SOME_END)
TIMERdat = [$short_integer], !Data Segment timer
$continue
TIMERoth = [$short_integer], !Other Data timer
TIMERcon = [$short_integer], !connect timer
$align( fullword)
NUMdat = [$short_integer], !next segment number to transmit
$align( fullword)
NUMsent = [$short_integer], !highest segment transmitted
$align( fullword)
NUMoth = [$short_integer], !next Other Data msg to transmit
$align( fullword)
NUMhigh = [$short_integer], !highest segment number from SC
$align( fullword)
ACKdat_xmt = [$short_integer], !# last Data ACK sent
$align( fullword)
ACKoth_xmt = [$short_integer], !# last Other Data ACK sent
$align( fullword)
ACKrcv_dat = [$short_integer], !# last Data ACK received
$align( fullword)
TIMERinact = [$byte], !inactivity timer
FLOWdat_rem = [$byte], !data permission count
FLOWint_rem = [$byte], !interrupt permission count
FLOWloc_typ = [$bits(2)], !flow control type
FLOWsw_rem = [$bit], !send/no-send switch
FLOWtyp_rem = [$bits(2)], !remote flow control type
FLAGdat_ack = [$bit], !send Data ACK flag
FLAGoth_ack = [$bit], !send Other ACK flag
FLAGsnd_dc = [$bit], !DC message to send flag
FLAGinuse = [$bit], !port in use by SC flag
FLAGnew_msg = [$bit], !complete message has been sent flag
VERSIONrem = [$bits(2)], !remote version number
CONFIDENCE = [$bit], !confidence variable
FLAGseg = [$bit], !segmentation flag
$align(fullword)
BUFFsync_dsc = [$addresx], !holding spot for DI CCB's
BUFFrcv_int = [$addresx], !addr of Interrupt msg needing CCB
BUFFctl = [$addresx], !addr of stalled control msg CCB
COUNTdat_retrans = [$byte], !number of Data retransmissions
COUNToth_retrans = [$byte], !number of Other retransmissions
COUNTres = [$integer], !number of CCB's held by this port
COUNTloc_int = [$short_integer],!Interrupt permissions outstanding
DELAYmsg_num = [$short_integer], !segment being timed
$align( fullword)
DELAYstr_tim = [$short_integer], !round trip delay start time
OTHstate = [$byte], !state of Other sub-channel
OTHtyp = [$byte], !Other message being sent
DATres = [$addresx], !addr of stalled data queue head
OTHres = [$addresx], !addr of stalled other queue head
SIZEseg = [$short_integer], !seg size for transmission
$overlay(SIZEseg)
L_SIZEseg = [$byte],
H_SIZEseg = [$byte],
$continue
MSG_chain = [$addresx], !current CCB being segmented
INT_queue = [$addresx], !data message queue
$overlay(INT_queue)
INThead = [$addresx],
$continue
INTtail = [$addresx],
MSG_queue = [$addresx], !data message queue
$overlay(MSG_queue)
MSGhead = [$addresx],
$continue
MSGtail = [$addresx],
INTR_queue = [$addresx], !Interrupt request queue
$overlay(INTR_queue)
INTRhead = [$addresx],
$continue
INTRtail = [$addresx],
DATR_queue = [$addresx], !Data request queue
$overlay(DATR_queue)
DATRhead = [$addresx],
$continue
DATRtail = [$addresx],
ACK_queue = [$addresx], !waiting to be ACK'ed queue
$overlay(ACK_queue)
ACKhead = [$addresx],
$continue
ACKtail = [$addresx],
OTHack_queue = [$addresx], !Other Data waiting to be ACK'ed
$overlay(OTHack_queue)
OTHhead = [$addresx],
$continue
OTHtail = [$addresx],
REAS_PTR = [$addresx], !reassembly message pointer
BUFF_queue = [$addresx], !queue of receive buffers
$overlay(BUFF_queue)
BUFFhead = [$addresx],
$continue
BUFFtail = [$addresx],
RCVmsg_queue = [$addresx], !queue of stalled receives
$overlay(RCVmsg_queue)
RCVhead = [$addresx],
$continue
RCVtail = [$addresx]
tes;
literal
PDB_size = $field_set_size;
macro
PORT_fields = some_fields, more_fields%;
!
!++
!
!
literal
False = (1 eql 0),
True = (1 eql 1),
V3_1 = 1,
V3_2 = 0,
FLOWnone = 0,
CI_SIZE = 9,
CC_SIZE = 9,
CA_SIZE = 3,
DI_SIZE = 5,
FLOWseg = 1,
FLOWmsg = 2,
FLOWrsv = 3,
OTHready = 0,
OTHsent = 1,
OTHtimeout = 2,
OTHinterrupt = 1,
OTHirequest = 2,
OTHdrequest = 4,
FLG_BOM = %O'40',
FLG_EOM = %O'100',
FLG_BEOM = %O'140',
FLG_NBEOM = 0,
FLG_CI = %O'30',
FLG_CC = %O'50',
FLG_CA = %O'44',
FLG_DI = %O'70',
FLG_DC = %O'110',
FLG_REQ = %O'20',
FLG_INT = %O'60',
FLG_DAT_ACK = %O'4',
FLG_OTH_ACK = %O'24',
FLG_NOP = %O'10',
FC_SEND = %O'2',
FC_DONT = %O'1',
FC_NCHG = %O'0',
FC_DATA = %O'0',
FC_INTERRUPT = %O'1',
LS_RSV = %O'2',
Q_ACK = 0,
Q_NAK = 1,
N_RES = -2,
N_LNK = -1,
MSG_NONE = -3,
hdb_size = 12,
NSP_class_event = 3,
evb_size = 40,
invmsg = 0,
invflw = 1,
dbruse = 2;
macro PUT2BYTES( val, ptr) =
begin
local temp;
temp = val;
ch$wchar_a( .temp<0,8>, ptr);
ch$wchar_a( .temp<8,8>, ptr);
end%;
macro GET2BYTES( ptr) =
begin
local temp;
temp<0,8> = ch$rchar_a( ptr);
temp<8,8> = ch$rchar_a( ptr);
.temp
end%;
structure
BYTE_VECTOR [I; N] =
%if %bliss (bliss16)
%then
[N] (BYTE_VECTOR + I)<0, 8>
%fi
%if %bliss (bliss36)
%then
[N/4] (BYTE_VECTOR + I/4)<(I mod 4)*9, 9>
%fi;
bind SC = %if %bliss(bliss36)
%then %rad50_10'SC'
%else %rad50_11'SC'
%fi;
bind NSP = %if %bliss(bliss36)
%then %rad50_10'NSP'
%else %rad50_11'NSP'
%fi;
bind XPT = %if %bliss(bliss36)
%then %rad50_10'XPT'
%else %rad50_11'XPT'
%fi;
bind XPE = %if %bliss(bliss36)
%then %rad50_10'XPE'
%else %rad50_11'XPE'
%fi;
bind NS1 = %if %bliss(bliss36)
%then %rad50_10'NS1'
%else %rad50_11'NS1'
%fi;
bind NS2 = %if %bliss(bliss36)
%then %rad50_10'NS2'
%else %rad50_11'NS2'
%fi;
DECLARE_SEVERITY( NSP, SEVERE, INFO);
$NSP_SEVERE( NSP$_ERR, ' CE_ERR from Transport')
$NSP_SEVERE( NSP$_NTE, ' CE_NTE from Transport')
$NSP_SEVERE( NSP$_RNG, ' Dispatch out of range')
$NSP_SEVERE( NSP$_DSP, ' Illegial dispatch')
$NSP_SEVERE( NSP$_ICE, ' NSP Internal Confusion Error')
$NSP_INFO( NSP$_MSG, 'Invalid received msg')
$NSP_INFO( NSP$_RTE, 'Transport Congestion Rejection')
$NSP_INFO( NSP$_RUS, 'Node Data Base Reused')
$NSP_INFO( NSP$_CFN, 'Confidence has gone false')
! End of [NSPDATA]