forked from TrueCloudLab/neoneo-go
f2cb1d5f02
We now support using exported constants, so there is no need in declaring functions. All functions from `interop/` are not to be compiled. Fix #1298.
77 lines
3 KiB
Go
77 lines
3 KiB
Go
/*
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Package runtime provides various service functions related to execution environment.
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It has similar function to Runtime class in .net framwork for Neo.
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*/
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package runtime
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// Trigger values to compare with GetTrigger result.
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const (
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System byte = 0x01
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Application byte = 0x40
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Verification byte = 0x20
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)
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// CheckWitness verifies if the given script hash (160-bit BE value in a 20 byte
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// slice) or key (compressed serialized 33-byte form) is one of the signers of
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// this invocation. It uses `System.Runtime.CheckWitness` syscall.
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func CheckWitness(hashOrKey []byte) bool {
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return true
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}
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// Log instructs VM to log the given message. It's mostly used for debugging
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// purposes as these messages are not saved anywhere normally and usually are
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// only visible in the VM logs. This function uses `System.Runtime.Log` syscall.
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func Log(message string) {}
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// Notify sends a notification (collecting all arguments in an array) to the
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// executing environment. Unlike Log it can accept any data along with the event name
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// and resulting notification is saved in application log. It's intended to be used as a
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// part of contract's API to external systems, these events can be monitored
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// from outside and act upon accordingly. This function uses
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// `System.Runtime.Notify` syscall.
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func Notify(name string, arg ...interface{}) {}
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// GetTime returns the timestamp of the most recent block. Note that when running
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// script in test mode this would be the last accepted (persisted) block in the
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// chain, but when running as a part of the new block the time returned is the
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// time of this (currently being processed) block. This function uses
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// `System.Runtime.GetTime` syscall.
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func GetTime() int {
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return 0
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}
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// GetTrigger returns the smart contract invocation trigger which can be either
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// verification or application. It can be used to differentiate running contract
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// as a part of verification process from running it as a regular application.
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// Some interop functions (especially ones that change the state in any way) are
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// not available when running with verification trigger. This function uses
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// `System.Runtime.GetTrigger` syscall.
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func GetTrigger() byte {
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return 0x00
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}
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// GasLeft returns the amount of gas available for the current execution.
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// This function uses `System.Runtime.GasLeft` syscall.
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func GasLeft() int64 {
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return 0
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}
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// GetNotifications returns notifications emitted by contract h.
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// 'nil' literal means no filtering. It returns slice consisting of following elements:
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// [ scripthash of notification's contract , emitted item ].
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// This function uses `System.Runtime.GetNotifications` syscall.
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func GetNotifications(h []byte) [][]interface{} {
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return nil
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}
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// GetInvocationCounter returns how many times current contract was invoked during current tx execution.
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// This function uses `System.Runtime.GetInvocationCounter` syscall.
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func GetInvocationCounter() int {
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return 0
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}
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// Platform returns the platform name, which is set to be `NEO`. This function uses
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// `System.Runtime.Platform` syscall.
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func Platform() []byte {
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return nil
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}
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