diff options
Diffstat (limited to 'adapter/adapter.go')
| -rw-r--r-- | adapter/adapter.go | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/adapter/adapter.go b/adapter/adapter.go index bc3a573..7d3d1e4 100644 --- a/adapter/adapter.go +++ b/adapter/adapter.go @@ -14,6 +14,16 @@ package adapter +import ( + "errors" +) + +// ErrNotImplemented is an error returned when missing implementation. +var ErrNotImplemented = errors.New("not implemented for this OS") + +// MsgCallback defines func signature for message callback. +type MsgCallback func(msgID uint16, context uint32, data []byte) + // VppAdapter provides connection to VPP. It is responsible for sending and receiving of binary-encoded messages to/from VPP. type VppAdapter interface { // Connect connects the process to VPP. @@ -29,7 +39,7 @@ type VppAdapter interface { SendMsg(context uint32, data []byte) error // SetMsgCallback sets a callback function that will be called by the adapter whenever a message comes from VPP. - SetMsgCallback(func(context uint32, msgId uint16, data []byte)) + SetMsgCallback(cb MsgCallback) // WaitReady waits until adapter is ready. WaitReady() error |