From d2d54700d98d819dc7304666a8ecce225fc31389 Mon Sep 17 00:00:00 2001
From: nsz <nsz@port70.net>
Date: Sat, 7 Jan 2012 21:19:23 +0100
Subject: [PATCH 1/1] epoint-client: raw document signing (without dash escape)

---
 cmd/epoint-client/epoint-client.go | 38 ++++++++++++++++++++++++++++--
 1 file changed, 36 insertions(+), 2 deletions(-)

diff --git a/cmd/epoint-client/epoint-client.go b/cmd/epoint-client/epoint-client.go
index 8a129c6..2931bcb 100644
--- a/cmd/epoint-client/epoint-client.go
+++ b/cmd/epoint-client/epoint-client.go
@@ -21,12 +21,13 @@ import (
 
 var db *store.Conn
 
-const usage = `usage: ./epoint-client [i|h|d|q|s|v|c] [args..] < [seed|document]
+const usage = `usage: ./epoint-client [i|h|d|r|q|s|v|c] [args..] < [seed|document]
 server is http://localhost:8080 by default
 
 i - make issuer key, use seed for generation, args: denomination
 h - make holder key, use seed for generation, args: issuer
 d - make draft, use seed for signing key, args: targetid value
+r - sign raw document, use seed for signing key, args: document
 q - query document, args: k|d|c id [server]
 s - submit a (key|draft|cert) document, args: k|d|c [server]
 v - verify a document (prints body of the document if ok)
@@ -173,6 +174,33 @@ func d(r []byte, target, value string) (err error) {
 	return
 }
 
+// TODO: document.Sign does not handle dash escape
+func raw(r []byte, name string) (err error) {
+	e, err := key.Holder(r, "", "")
+	if err != nil {
+		return
+	}
+	log.Printf("signer: %s", key.Id(e))
+	f, err := os.Open(name)
+	if err != nil {
+		return
+	}
+	doc, err := readall(f)
+	if err != nil {
+		return
+	}
+	d, err := document.Sign(doc, e)
+	if err != nil {
+		return
+	}
+	s, err := document.FormatSigned(d)
+	if err != nil {
+		return
+	}
+	_, err = os.Stdout.Write(s)
+	return
+}
+
 func q(cmd, id, server string) (err error) {
 	log.Printf("document id: %s, server: %s", id, server)
 	m := map[string]string{
@@ -480,8 +508,9 @@ func storedir() string {
 	return dir
 }
 
+// read at most 100k
 func readall(r io.Reader) ([]byte, error) {
-	b := make([]byte, 10000)
+	b := make([]byte, 100000)
 	n, err := io.ReadFull(r, b)
 	if err != io.ErrUnexpectedEOF {
 		if err == nil {
@@ -519,6 +548,11 @@ func main() {
 			log.Fatal(usage)
 		}
 		err = d(read(), os.Args[2], os.Args[3])
+	case "r":
+		if len(os.Args) != 3 {
+			log.Fatal(usage)
+		}
+		err = raw(read(), os.Args[2])
 	case "q":
 		cmd := ""
 		id := ""
-- 
2.20.1