TUN-528: Move cloudflared into a separate repo

vendor/github.com/equinox-io/equinox/proto/proto.go

@@ -0,0 +1,42 @@
+/*
+package proto defines a set of structures used to negotiate an update between an
+an application (the client) and an Equinox update service.
+*/
+package proto
+
+import "time"
+
+type PatchKind string
+
+const (
+	PatchNone   PatchKind = "none"
+	PatchBSDiff PatchKind = "bsdiff"
+)
+
+type Request struct {
+	AppID         string `json:"app_id"`
+	Channel       string `json:"channel"`
+	OS            string `json:"os"`
+	Arch          string `json:"arch"`
+	GoARM         string `json:"goarm"`
+	TargetVersion string `json:"target_version"`
+
+	CurrentVersion string `json:"current_version"`
+	CurrentSHA256  string `json:"current_sha256"`
+}
+
+type Response struct {
+	Available   bool      `json:"available"`
+	DownloadURL string    `json:"download_url"`
+	Checksum    string    `json:"checksum"`
+	Signature   string    `json:"signature"`
+	Patch       PatchKind `json:"patch_type"`
+	Release     Release   `json:"release"`
+}
+
+type Release struct {
+	Title       string    `json:"title"`
+	Version     string    `json:"version"`
+	Description string    `json:"description"`
+	CreateDate  time.Time `json:"create_date"`
+}