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FUNCrIOO
Sm.f.1ARY
CCNDITlOOAL
SEND
Operator
ID:
22
Contents
Function
Request
Facility
Hex
Byte
Offset
1------------------------1
results
1
through
9 1
reserved
1
22H-33H
1------------------------
result
0 1
BOOLEAN
20H
1------------------------
oper
am
6 1
reserved
lEH
1------------------------
oper
am
5 1
reserved
lCH
1------------------------1
operand
4 1
reserved
1
lAH
1-----------------------~1
operand
3 1
MESSAGE
OBJECl'
SELECI'ORI
I8H
1------------------------1
oper
and 2 1
reserved
1 l6H
1------------------------1
oper
and 1 1
reserved
1 l4H
1------------------------1
operam
0 1
PORI'
OBJECI'
SELECI'OR
l2H
1------------------------1
IP
function
code
1
013H
(CCNDITICNAL
SEND)
1
lOH
1------------------------1
function
state
1
reserved
1
OEH
1------------------------1
process
selection
it:ldex 1
PRCX:!ESS
INDEX
OCH
1------------------------1
CCNDITICNAL
SEND
allows
a
process
to
check
for
the
availability
of
queue
space
at
a
port
and
to
indivisibly
deliver
a message
if
space
is
available.
The
first
and
fourth
operands
are
used.
The
boolean
result,
which
is
set
to
true
if
a message
is
deposited,
is
stored
in
the
function
result
area.
B-ll