status-im
/
nim-eth-contracts
mirror of https://github.com/status-im/nim-eth-contracts.git
2
0
Fork 0
Code Issues Projects Releases Wiki Activity

Updated to latest spec

This commit is contained in:
Yuriy Glukhov 2018-12-11 11:32:31 +02:00
parent a77ee65615
commit 56ed635bb2
2 changed files with 12 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
eth_contracts.nim
View File

@ -9,13 +9,13 @@ proc useGas*(amount: int64)
## `amount` - the amount to subtract to the gas counter
proc getAddress*(resultOffset: pointer)
## Gets address of currently executing account and loads it into memory at
## Gets address of currently executing account and stores it in memory at
## the given offset.
##
## Parameters:
## `resultOffset` the memory offset to load the address into (`address`)
## `resultOffset` the memory offset at which the address is to be stored (`address`)
proc getBalance*(addressOffset, resultOffset: pointer)
proc getExternalBalance*(addressOffset, resultOffset: pointer)
## Gets balance of the given account and loads it into memory at the given offset.
##
## Parameters:
@ -213,9 +213,9 @@ proc getTxOrigin*(resultOffset: pointer)
## Parameters:
## `resultOffset` the memory offset to load the origin address from (`address`)
proc ret*(dataOffset: pointer, length: int32) {.
importc: "retAux", codegenDecl: "$# $#$# __asm__(\"return\")".}
## Set the returning output data for the execution.
proc finish*(dataOffset: pointer, length: int32) {.noreturn.}
## Set the returning output data for the execution. This will cause a trap and
## the execution will be aborted immediately.
##
## Note: multiple invocations will overwrite the previous data.
##
@ -223,8 +223,9 @@ proc ret*(dataOffset: pointer, length: int32) {.
## `dataOffset` the memory offset of the output data (`bytes`)
## `length` the length of the output data
proc revert*(dataOffset: pointer, length: int32)
## Set the returning output data for the execution.
proc revert*(dataOffset: pointer, length: int32) {.noreturn.}
## Set the returning output data for the execution. This will cause a trap and
## the execution will be aborted immediately.
##
## Note: multiple invocations will overwrite the previous data.
##
@ -252,11 +253,8 @@ proc returnDataCopy*(resultOffset: pointer, dataOffset, length: int32)
proc selfDestruct*(addressOffset: pointer)
## Mark account for later deletion and give the remaining balance to the specified
## beneficiary address. This takes effect once the contract execution terminates.
##
## Note: multiple invocations will overwrite the benficiary address.
##
## Note: the contract **shall** halt execution after this call.
## beneficiary address. This will cause a trap and the execution will be aborted
## immediately.
##
## Parameters:
## `addressOffset` the memory offset to load the address from (`address`)

2
examples/wrc20.nim
View File

@ -12,7 +12,7 @@ proc do_balance() =
var balance: array[32, byte]
storageLoad(address, addr balance)
ret(addr balance, sizeof(balance).int32)
finish(addr balance, sizeof(balance).int32)
proc do_transfer() =
if getCallDataSize() != 32: