143 lines
3.0 KiB
Go
143 lines
3.0 KiB
Go
package protocolctl
|
|
|
|
import (
|
|
"encoding/json"
|
|
"io/fs"
|
|
"os"
|
|
|
|
"gitea.mmo.to/ppForge/ppforge/protocol"
|
|
)
|
|
|
|
func NewProtocolStructure() *protocol.ProtocolStructure {
|
|
p := protocol.ProtocolStructure{}
|
|
return &p
|
|
}
|
|
|
|
func UpdateMetaData(
|
|
prot *protocol.ProtocolStructure,
|
|
name string,
|
|
version string,
|
|
tcpiplayer uint,
|
|
osilayer uint,
|
|
extensionTo string,
|
|
desc string,
|
|
) {
|
|
prot.Metadata.Name = name
|
|
prot.Metadata.Description = desc
|
|
prot.Metadata.ExtensionTo = extensionTo
|
|
prot.Metadata.Version = version
|
|
prot.Metadata.OSILayer = osilayer
|
|
prot.Metadata.TCPIPLayer = tcpiplayer
|
|
}
|
|
|
|
func NewEmptyField() *protocol.Field {
|
|
f := protocol.Field{}
|
|
return &f
|
|
}
|
|
|
|
func NewField(
|
|
name string,
|
|
desc string,
|
|
regex string,
|
|
size int,
|
|
subfields []protocol.Field,
|
|
optional bool,
|
|
payload bool,
|
|
) *protocol.Field {
|
|
f := protocol.Field{
|
|
Name: name,
|
|
Desc: desc,
|
|
Regex: regex,
|
|
Size: size,
|
|
SubFields: subfields,
|
|
Optional: optional,
|
|
Payload: payload,
|
|
}
|
|
return &f
|
|
}
|
|
|
|
func AppendField(prot *protocol.ProtocolStructure, field *protocol.Field) int {
|
|
i := len(prot.Structure)
|
|
prot.Structure = append(prot.Structure, field)
|
|
return i + 1
|
|
}
|
|
func AddField(prot *protocol.ProtocolStructure, index int, field *protocol.Field) {
|
|
if len(prot.Structure) == index {
|
|
AppendField(prot, field)
|
|
return
|
|
}
|
|
ret := make([]*protocol.Field, 0)
|
|
ret = append(ret, prot.Structure[:index]...)
|
|
ret = append(ret, field)
|
|
ret = append(ret, prot.Structure[index:]...)
|
|
prot.Structure = ret
|
|
}
|
|
|
|
func UpdateFieldByName(prot *protocol.ProtocolStructure, name string, field *protocol.Field) {
|
|
var fnd int = -1
|
|
for i, f := range prot.Structure {
|
|
if f.Name == name {
|
|
fnd = i
|
|
}
|
|
}
|
|
if fnd != -1 {
|
|
prot.Structure[fnd] = field
|
|
}
|
|
}
|
|
|
|
func UpdateFieldByElement(prot *protocol.ProtocolStructure, element int, field *protocol.Field) {
|
|
prot.Structure[element] = field
|
|
}
|
|
|
|
func RemoveFieldByName(prot *protocol.ProtocolStructure, name string) {
|
|
element := -1
|
|
for i, f := range prot.Structure {
|
|
if f.Name == name {
|
|
element = i
|
|
}
|
|
}
|
|
if element == -1 {
|
|
return
|
|
}
|
|
RemoveFieldByElement(prot, element)
|
|
}
|
|
|
|
func RemoveFieldByElement(prot *protocol.ProtocolStructure, field int) {
|
|
ret := make([]*protocol.Field, 0)
|
|
ret = append(ret, prot.Structure[:field]...)
|
|
ret = append(ret, prot.Structure[field+1:]...)
|
|
prot.Structure = ret
|
|
}
|
|
|
|
func Load(prot *protocol.ProtocolStructure, path string) error {
|
|
data, err := os.ReadFile(path)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
err = json.Unmarshal(data, prot)
|
|
return err
|
|
}
|
|
|
|
func LoadNew(path string) (*protocol.ProtocolStructure, error) {
|
|
prot := NewProtocolStructure()
|
|
err := Load(prot, path)
|
|
return prot, err
|
|
}
|
|
|
|
func ToJson(prot *protocol.ProtocolStructure) string {
|
|
data, err := json.MarshalIndent(*prot, "", " ")
|
|
if err != nil {
|
|
return ""
|
|
}
|
|
return string(data)
|
|
}
|
|
|
|
func Save(prot *protocol.ProtocolStructure, path string) error {
|
|
data, err := json.MarshalIndent(*prot, "", " ")
|
|
if err != nil {
|
|
return err
|
|
}
|
|
err = os.WriteFile(path, data, fs.ModeAppend)
|
|
return err
|
|
}
|