Fix up citations

3 files changed, 8 insertions, 3 deletions

diff --git a/doc/http.n b/doc/http.n
index b24cce0..572f19a 100644
--- a/doc/http.n
+++ b/doc/http.n
@@ -783,7 +783,8 @@ would have no adverse effect.
 .SH "COOKIE JAR PROTOCOL"
 .PP
 Cookies are short key-value pairs used to implement sessions within the
-otherwise-stateless HTTP protocol. \fB(TODO: CITE RFC)\fR
+otherwise-stateless HTTP protocol. (See RFC 6265 for details; Tcl does not
+implement the Cookie2 protocol as that is rarely seen in the wild.)
 .PP
 Cookie storage managment commands \(em
 .QW "cookie jars"
diff --git a/doc/idna.n b/doc/idna.n
index c7e8bf7..744bf67 100644
--- a/doc/idna.n
+++ b/doc/idna.n
@@ -22,8 +22,8 @@ package require tcl::idna 1.0
 .fi
 .SH DESCRIPTION
 This package provides an implementation of the punycode scheme used in
-Internationalised Domain Names, and some access commands.
-'\" TODO: Cite the punycode definition RFC
+Internationalised Domain Names, and some access commands. (See RFC 3492 for a
+description of punycode.)
 .TP
 \fBtcl::idna decode\fR \fIhostname\fR
 .
diff --git a/library/http/idna.tcl b/library/http/idna.tcl
index 030ed82..2a7d289 100644
--- a/library/http/idna.tcl
+++ b/library/http/idna.tcl
@@ -5,6 +5,10 @@
 #	developed directly from the code in RFC 3492, Appendix C (with
 #	substantial modifications).
 #
+# This implementation includes code from that RFC, translated to Tcl; the
+# other parts are:
+# Copyright (c) 2014 Donal K. Fellows
+#
 # See the file "license.terms" for information on usage and redistribution of
 # this file, and for a DISCLAIMER OF ALL WARRANTIES.