mapping template (yaml)

Author: WolfgangMau

README.md

@@ -12,6 +12,7 @@ what works in general (on RevE-Rebooted & RevG):
 - implementation of crc16 / BCC 
 - display RSSI
 - integration of mfkey32v2 (RevE-Rebooted - workaround with binary)
+- diff/edit Dump-/Slot-Data
 
 what is missing:
 - logmode=live (RevG)

config/map.go

@@ -0,0 +1,116 @@
+package config
+
+import (
+	"gopkg.in/yaml.v2"
+	"log"
+	"io/ioutil"
+	"path/filepath"
+	"runtime"
+)
+
+const MYFAIRE_CLASSIC_1K_4Byte_UID = 0x0400
+
+type TagMap struct {
+	Name string `yaml:"name"`
+	Tagtype string `yaml:"tagtype"`
+	Mappings []ByteMap `yaml:"mappings"`
+}
+type ByteMap struct {
+	Start int `yaml:"start"`
+	End int `yaml:"end"`
+	MapBytes []MapByte `yaml:"mapbytes"`
+	MapFuncs []MapFunc `yaml:"mapfuncs"`
+}
+type MapByte struct {
+	Pos int `yaml:"pos"`
+	Color string `yaml:"color"`
+	Tooltip string `yaml:"tooltip"`
+}
+type MapFunc struct{
+	Name string `yaml:"name"`
+	ExpectResult bool `yaml:"expectresult"`
+	Result []string `yaml:"result"`
+}
+
+var DefaultMap = TagMap{
+	Name: "Mifare Classic 1K 4Byte UID",
+	Tagtype: "0400",
+	Mappings: []ByteMap{
+		{
+			Start: 0,
+			End:3,
+			MapBytes: []MapByte{
+				{
+					Pos: 0,
+					Color: "yellow",
+					Tooltip: "UID0",
+				},
+				{
+					Pos: 1,
+					Color: "yellow",
+					Tooltip: "UID1",
+				},
+				{
+					Pos: 2,
+					Color: "yellow",
+					Tooltip: "UID2",
+				},
+				{
+					Pos: 3,
+					Color: "yellow",
+					Tooltip: "UID3",
+				},
+			},
+		},
+		{
+			Start: 4,
+			End:4,
+			MapBytes: []MapByte{
+				{
+					Pos: 0,
+					Color: "yellow",
+					Tooltip: "BCC (UID0..UID3)",
+				},
+			},
+			MapFuncs: []MapFunc{
+				{
+					Name: "bcc",
+					ExpectResult: true,
+					Result: []string{"fc"},
+				},
+			},
+		},
+	},
+}
+
+func (m *TagMap) Save(f string) {
+	tagmap := Apppath()+string(filepath.Separator)+runtime.GOOS+string(filepath.Separator)+"maps"+string(filepath.Separator)+f
+	if len(m.Mappings) > 0 {
+		if data, err := yaml.Marshal(m); err != nil {
+			log.Printf("error Marshall yaml (%s)\n", err)
+		} else {
+			err := ioutil.WriteFile(tagmap, data, 0644)
+			if err != nil {
+				log.Print(err)
+			}
+		}
+	}
+}
+
+func (c *TagMap) Load(f string) {
+	tagmap := Apppath()+string(filepath.Separator)+runtime.GOOS+string(filepath.Separator)+"maps"+string(filepath.Separator)+f
+	//log.Printf("Using configFile: %s\n", configfile)
+	if len(tagmap) > 0 {
+		yamlFile, err := ioutil.ReadFile(tagmap)
+		if err != nil {
+			log.Printf("error reading config (%s) err   #%v ", tagmap, err)
+			return
+		}
+		log.Println("loaded TagMap: ", c.Name)
+
+		err = yaml.Unmarshal(yamlFile, c)
+		if err != nil {
+			log.Print("Unmarshal: %v", err)
+		}
+	}
+}