111 lines
2.6 KiB
Nim
111 lines
2.6 KiB
Nim
|
# SPDX-FileCopyrightText: ☭ Emery Hemingway
|
||
|
# SPDX-License-Identifier: Unlicense
|
||
|
|
||
|
import
|
||
|
min,
|
||
|
preserves,
|
||
|
syndicate,
|
||
|
./min_preserves
|
||
|
|
||
|
const
|
||
|
facetType* = "syndicate-facet"
|
||
|
dictFacetType = "dict:" & facetType
|
||
|
capType* = "syndicate-cap"
|
||
|
dictCapType = "dict:" & capType
|
||
|
|
||
|
proc discardTurn(turn: var Turn) = discard
|
||
|
|
||
|
proc newFacetDict(i: In): MinValue =
|
||
|
result = i.scope.newDict
|
||
|
result.objType = facetType
|
||
|
|
||
|
proc getFacet(q: MinValue): Facet =
|
||
|
assert q.objType == facetType
|
||
|
cast[Facet](q.obj)
|
||
|
|
||
|
proc newCapDict(i: In): MinValue =
|
||
|
result = i.scope.newDict
|
||
|
result.objType = capType
|
||
|
|
||
|
proc getCap(q: MinValue): Cap =
|
||
|
assert q.objType == capType
|
||
|
cast[Cap](q.obj)
|
||
|
|
||
|
proc setCap(q: MinValue; cap: Cap) =
|
||
|
q.obj = addr cap[]
|
||
|
|
||
|
proc runForObj(q: MinValue) =
|
||
|
while q.obj.isNil:
|
||
|
syndicate.runOnce()
|
||
|
|
||
|
proc syndicate_module*(i: In) =
|
||
|
let def = i.define()
|
||
|
|
||
|
def.symbol("actor") do (i: In):
|
||
|
let
|
||
|
vals = i.expect "str"
|
||
|
name = vals[0].getString
|
||
|
dict = i.newFacetDict
|
||
|
bootActor(name) do (turn: var Turn):
|
||
|
dict.obj = addr turn.facet[]
|
||
|
runForObj dict
|
||
|
i.push dict
|
||
|
|
||
|
def.symbol("stop-actor") do (i: In):
|
||
|
let
|
||
|
vals = i.expect("dict:" & facetType)
|
||
|
facet = vals[0].getFacet
|
||
|
stopActor facet
|
||
|
|
||
|
def.symbol("dataspace") do (i: In):
|
||
|
let
|
||
|
vals = i.expect(dictFacetType)
|
||
|
facet = vals[0].getFacet
|
||
|
dict = i.newCapDict
|
||
|
facet.queueTurn do (turn: var Turn):
|
||
|
dict.setCap turn.newDataspace
|
||
|
runForObj dict
|
||
|
i.push dict
|
||
|
|
||
|
def.symbol("assert") do (i: In):
|
||
|
let vals = i.expect(dictCapType, "a")
|
||
|
var
|
||
|
cap = vals[0].getCap
|
||
|
pr = i.toPreserves vals[1]
|
||
|
h = newVal 0
|
||
|
cap.relay.queueTurn do (turn: var Turn):
|
||
|
h.intVal = publish(turn, cap, pr)
|
||
|
while h.intVal == 0:
|
||
|
syndicate.runOnce()
|
||
|
i.push h
|
||
|
|
||
|
def.symbol("retract") do (i: In):
|
||
|
let
|
||
|
vals = i.expect(dictCapType, "int")
|
||
|
cap = vals[0].getCap
|
||
|
h = Handle vals[1].intVal
|
||
|
cap.relay.queueTurn do (turn: var Turn):
|
||
|
retract(turn, h)
|
||
|
|
||
|
def.symbol("message") do (i: In):
|
||
|
let vals = i.expect(dictCapType, "a")
|
||
|
var
|
||
|
cap = vals[0].getCap
|
||
|
pr = i.toPreserves vals[1]
|
||
|
cap.relay.queueTurn do (turn: var Turn):
|
||
|
message(turn, cap, pr)
|
||
|
|
||
|
def.symbol("sync") do (i: In):
|
||
|
let
|
||
|
vals = i.expect(dictCapType)
|
||
|
cap = vals[0].getCap
|
||
|
var pending = true
|
||
|
cap.relay.queueTurn do (turn: var Turn):
|
||
|
sync(turn, cap) do (turn: var Turn):
|
||
|
pending = false
|
||
|
while pending:
|
||
|
if not syndicate.runOnce():
|
||
|
raiseInvalid("failed to make sync progress")
|
||
|
|
||
|
def.finalize("syndicate")
|