mirror of
https://github.com/bitcoinbook/bitcoinbook
synced 2024-11-17 21:59:23 +00:00
5da0b85ced
Code example where we extract information from a public key script. Use go run [filename].go to run every go example instead of go build.
46 lines
964 B
Go
46 lines
964 B
Go
package main
|
|
|
|
import (
|
|
"encoding/hex"
|
|
"fmt"
|
|
"os"
|
|
|
|
"github.com/conformal/btcnet"
|
|
"github.com/conformal/btcscript"
|
|
)
|
|
|
|
// go run extract-from-pk-script.go
|
|
|
|
// This example demonstrates extracting information from a standard public key
|
|
// script.
|
|
|
|
func main() {
|
|
scriptHex := "76a914128004ff2fcaf13b2b91eb654b1dc2b674f7ec6188ac"
|
|
|
|
ExtractPkScriptAddrs(scriptHex)
|
|
// Output:
|
|
// Script Class: pubkeyhash
|
|
// Addresses: [12gpXQVcCL2qhTNQgyLVdCFG2Qs2px98nV]
|
|
// Required Signatures: 1
|
|
}
|
|
|
|
func ExtractPkScriptAddrs(scriptHex string) {
|
|
script, err := hex.DecodeString(scriptHex)
|
|
handle(err)
|
|
|
|
// Extract and print details from the script.
|
|
scriptClass, addresses, reqSigs, err := btcscript.ExtractPkScriptAddrs(script, &btcnet.MainNetParams)
|
|
handle(err)
|
|
|
|
fmt.Println("Script Class:", scriptClass)
|
|
fmt.Println("Addresses:", addresses)
|
|
fmt.Println("Required Signatures:", reqSigs)
|
|
}
|
|
|
|
func handle(err error) {
|
|
if err != nil {
|
|
fmt.Println(err)
|
|
os.Exit(1)
|
|
}
|
|
}
|