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70 lines
2.8 KiB
Go
70 lines
2.8 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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// 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 `Neo.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 `Neo.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 and resulting
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// 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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// `Neo.Runtime.Notify` syscall.
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func Notify(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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// `Neo.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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// `Neo.Runtime.GetTrigger` syscall.
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func GetTrigger() byte {
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return 0x00
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}
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// Application returns the Application trigger type value to compare with
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// GetTrigger return value.
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func Application() byte {
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return 0x10
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}
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// Verification returns the Verification trigger type value to compare with
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// GetTrigger return value.
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func Verification() byte {
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return 0x00
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}
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// Serialize serializes any given item into a byte slice. It works for all
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// regular VM types (not ones from interop package) and allows to save them in
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// storage or pass into Notify and then Deserialize them on the next run or in
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// the external event receiver. It uses `Neo.Runtime.Serialize` syscall.
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func Serialize(item interface{}) []byte {
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return nil
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}
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// Deserialize unpacks previously serialized value from a byte slice, it's the
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// opposite of Serialize. It uses `Neo.Runtime.Deserialize` syscall.
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func Deserialize(b []byte) interface{} {
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return nil
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}
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