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Call now gets and checks balance against funds, also now fetches code

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coffeepots 2018-09-05 16:31:22 +01:00
parent 7ba90fda54
commit b4fd38e062
1 changed files with 14 additions and 14 deletions
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28
nimbus/vm/interpreter/opcodes_impl.nim
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@ -695,20 +695,20 @@ template genCall(callName: untyped): untyped =
computation.memory.extend(memInPos, memInLen) computation.memory.extend(memInPos, memInLen)
computation.memory.extend(memOutPos, memOutLen) computation.memory.extend(memOutPos, memOutLen)
let callData = computation.memory.read(memInPos, memInLen) let
callData = computation.memory.read(memInPos, memInLen)
##### getBalance type error: expression 'db' is of type: proc (vmState: untyped, readOnly: untyped, handler: untyped): untyped{.noSideEffect, gcsafe, locks: <unknown>.} senderBalance = computation.vmState.readOnlyStateDb.getBalance(computation.msg.storageAddress)
# computation.vmState.db(readOnly = true): # TODO check gas balance rollover
# let senderBalance = db.getBalance(computation.msg.storageAddress) # TODO check gas balance rollover # TODO: shouldTransferValue is not set up, should be:
# call, callCode: True
let insufficientFunds = false # shouldTransferValue and senderBalance < value # callDelegate, callStatic: False
let stackTooDeep = computation.msg.depth >= MaxCallDepth insufficientFunds = senderBalance < value # TODO: and shouldTransferValue
stackTooDeep = computation.msg.depth >= MaxCallDepth
if insufficientFunds or stackTooDeep: if insufficientFunds or stackTooDeep:
computation.returnData = @[] computation.returnData = @[]
var errMessage: string var errMessage: string
if insufficientFunds: if insufficientFunds:
let senderBalance = -1 # TODO workaround
# Note: for some reason we can't use strformat here, we get undeclared identifiers # Note: for some reason we can't use strformat here, we get undeclared identifiers
errMessage = &"Insufficient Funds: have: " & $senderBalance & "need: " & $value errMessage = &"Insufficient Funds: have: " & $senderBalance & "need: " & $value
elif stackTooDeep: elif stackTooDeep:
@ -721,11 +721,11 @@ template genCall(callName: untyped): untyped =
push: 0 push: 0
return return
##### getCode type error: expression 'db' is of type: proc (vmState: untyped, readOnly: untyped, handler: untyped): untyped{.noSideEffect, gcsafe, locks: <unknown>.} let code =
# computation.vmState.db(readOnly = true): if codeAddress != ZERO_ADDRESS:
# let code = if codeAddress != ZERO_ADDRESS: db.getCode(codeAddress) computation.vmState.readOnlyStateDb.getCode(codeAddress)
# else: db.getCode(to) else:
let code: seq[byte] = @[] computation.vmState.readOnlyStateDb.getCode(to)
var childMsg = prepareChildMessage( var childMsg = prepareChildMessage(
computation, computation,