From 18b2d420b092d71313f0c05210c3038ff32483e7 Mon Sep 17 00:00:00 2001
From: "Andrew Gallant (Ocelot)" <Andrew.Gallant@tufts.edu>
Date: Sun, 6 May 2012 02:21:31 -0400
Subject: added documentation and did some slight restructuring. it's party
 time.

---
 nexgb/xgbgen/protocol.go | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 nexgb/xgbgen/protocol.go

(limited to 'nexgb/xgbgen/protocol.go')

diff --git a/nexgb/xgbgen/protocol.go b/nexgb/xgbgen/protocol.go
new file mode 100644
index 0000000..505b400
--- /dev/null
+++ b/nexgb/xgbgen/protocol.go
@@ -0,0 +1,41 @@
+package main
+
+import (
+	"strings"
+)
+
+// Protocol is a type that encapsulates all information about one
+// particular XML file. It also contains links to other protocol types
+// if this protocol imports other other extensions. The import relationship
+// is recursive.
+type Protocol struct {
+	Name         string
+	ExtXName     string
+	ExtName      string
+	MajorVersion string
+	MinorVersion string
+
+	Imports  []*Protocol
+	Types    []Type
+	Requests []*Request
+}
+
+// Initialize traverses all structures, looks for 'Translation' type,
+// and looks up the real type in the namespace. It also sets the source
+// name for all relevant fields/structures.
+// This is necessary because we don't traverse the XML in order initially.
+func (p *Protocol) Initialize() {
+	for _, typ := range p.Types {
+		typ.Initialize(p)
+	}
+	for _, req := range p.Requests {
+		req.Initialize(p)
+	}
+}
+
+// isExt returns true if this protocol is an extension.
+// i.e., it's name isn't "xproto".
+func (p *Protocol) isExt() bool {
+	return strings.ToLower(p.Name) == "xproto"
+}
+
-- 
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