added api message options

[govpp.git] / binapigen / vppapi / parse_json.go

diff --git a/binapigen/vppapi/parse_json.go b/binapigen/vppapi/parse_json.go
index a2ca257..ed7bcad 100644 (file)
--- a/binapigen/vppapi/parse_json.go
+++ b/binapigen/vppapi/parse_json.go
@@ -46,10 +46,11 @@ const (
        fileServices   = "services"
        fileImports    = "imports"
        // type keys
-       messageCrc  = "crc"
-       enumType    = "enumtype"
-       aliasLength = "length"
-       aliasType   = "type"
+       messageCrc     = "crc"
+       messageOptions = "options"
+       enumType       = "enumtype"
+       aliasLength    = "length"
+       aliasType      = "type"
        // service
        serviceReply     = "reply"
        serviceStream    = "stream"
@@ -375,10 +376,30 @@ func parseMessage(msgNode *jsongo.Node) (*Message, error) {
        if !ok {
                return nil, fmt.Errorf("message crc invalid or missing")
        }
+       var msgOpts map[string]string
+       msgOptsNode := msgNode.At(msgNode.Len() - 1).Map(messageOptions)
+       if msgOptsNode.GetType() == jsongo.TypeMap {
+               msgOpts = make(map[string]string)
+               for _, opt := range msgOptsNode.GetKeys() {
+                       if _, ok := opt.(string); !ok {
+                               logf("invalid message option key, expected string")
+                               continue
+                       }
+                       msgOpts[opt.(string)] = ""
+                       if msgOptsNode.At(opt).Get() != nil {
+                               if optMsgStr, ok := msgOptsNode.At(opt).Get().(string); ok {
+                                       msgOpts[opt.(string)] = optMsgStr
+                               } else {
+                                       logf("invalid message option value, expected string")
+                               }
+                       }
+               }
+       }
 
        msg := Message{
-               Name: msgName,
-               CRC:  msgCRC,
+               Name:    msgName,
+               CRC:     msgCRC,
+               Options: msgOpts,
        }
 
        // loop through message fields, skip first (name) and last (crc)