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Merge pull request #1111 from nspcc-dev/vm-cli-update

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VM CLI update
This commit is contained in:
Roman Khimov 2020-06-26 09:21:57 +03:00 committed by GitHub
commit 270377637a
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 38 additions and 1 deletions
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39
pkg/vm/cli/cli.go
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@ -2,6 +2,7 @@ package cli
import (
"bytes"
"encoding/base64"
"encoding/hex"
"errors"
"fmt"
@ -73,12 +74,20 @@ var commands = []*ishell.Cmd{
> load /path/to/script.avm`,
Func: handleLoadAVM,
},
{
Name: "loadbase64",
Help: "Load a base64-encoded script string into the VM",
LongHelp: `Usage: loadbase64 <string>
<string> is mandatory parameter, example:
> loadbase64 AwAQpdToAAAADBQV9ehtQR1OrVZVhtHtoUHRfoE+agwUzmFvf3Rhfg/EuAVYOvJgKiON9j8TwAwIdHJhbnNmZXIMFDt9NxHG8Mz5sdypA9G/odiW8SOMQWJ9W1I4`,
Func: handleLoadBase64,
},
{
Name: "loadhex",
Help: "Load a hex-encoded script string into the VM",
LongHelp: `Usage: loadhex <string>
<string> is mandatory parameter, example:
> load 006166`,
> load 0c0c48656c6c6f20776f726c6421`,
Func: handleLoadHex,
},
{
@ -234,6 +243,10 @@ func handleXStack(c *ishell.Context) {
func handleLoadAVM(c *ishell.Context) {
v := getVMFromContext(c)
if len(c.Args) < 1 {
c.Err(errors.New("missing parameter <file>"))
return
}
if err := v.LoadFile(c.Args[0]); err != nil {
c.Err(err)
} else {
@ -242,8 +255,28 @@ func handleLoadAVM(c *ishell.Context) {
changePrompt(c, v)
}
func handleLoadBase64(c *ishell.Context) {
v := getVMFromContext(c)
if len(c.Args) < 1 {
c.Err(errors.New("missing parameter <string>"))
return
}
b, err := base64.StdEncoding.DecodeString(c.Args[0])
if err != nil {
c.Err(err)
return
}
v.Load(b)
c.Printf("READY: loaded %d instructions\n", v.Context().LenInstr())
changePrompt(c, v)
}
func handleLoadHex(c *ishell.Context) {
v := getVMFromContext(c)
if len(c.Args) < 1 {
c.Err(errors.New("missing parameter <string>"))
return
}
b, err := hex.DecodeString(c.Args[0])
if err != nil {
c.Err(err)
@ -256,6 +289,10 @@ func handleLoadHex(c *ishell.Context) {
func handleLoadGo(c *ishell.Context) {
v := getVMFromContext(c)
if len(c.Args) < 1 {
c.Err(errors.New("missing parameter <file>"))
return
}
fb, err := ioutil.ReadFile(c.Args[0])
if err != nil {
c.Err(err)