initial commit

protocol/plane_info_request.go

@@ -0,0 +1,40 @@
+package protocol
+
+import (
+	"fmt"
+	"strings"
+)
+
+type PlaneInfoRequestPDU struct {
+	From string `validate:"required,alphanum,max=7"`
+	To   string `validate:"required,alphanum,max=7"`
+}
+
+func (p *PlaneInfoRequestPDU) Serialize() string {
+	return fmt.Sprintf("#SB%s:%s:PIR%s", p.From, p.To, PacketDelimeter)
+}
+
+func ParsePlaneInfoRequestPDU(rawPacket string) (*PlaneInfoRequestPDU, error) {
+	rawPacket = strings.TrimSuffix(rawPacket, PacketDelimeter)
+	rawPacket = strings.TrimPrefix(rawPacket, "#SB")
+	fields := strings.Split(rawPacket, Delimeter)
+	if len(fields) != 3 {
+		return nil, NewGenericFSDError(SyntaxError)
+	}
+
+	if fields[2] != "PIR" {
+		return nil, NewGenericFSDError(SyntaxError)
+	}
+
+	pdu := &PlaneInfoRequestPDU{
+		From: fields[0],
+		To:   fields[1],
+	}
+
+	err := V.Struct(pdu)
+	if err != nil {
+		return nil, NewGenericFSDError(SyntaxError)
+	}
+
+	return pdu, nil
+}