--- si.orth	2009-01-31 00:32:24.000000000 -0800
+++ si.orth.roozbeh	2009-01-31 00:35:10.000000000 -0800
@@ -23,12 +23,19 @@
 #
 # Sinhala (Sinhalese) (SI)
 #
-# Taken from the Unicode coverage of Sinhala
-# http://unicode.org/charts/PDF/U0D80.PDF
+# Information by Roozbeh Pournader <roozbeh@gmail.com>
+#
+# The glyph list is based on information available in Sri Lankan standard
+# SLS 1134 second revision: http://std.dkuug.dk/JTC1/SC2/WG2/docs/n2737.pdf
+# and Unicode 5.0 Section 10.1.
 #
 0d82-0d83
-0d85-0d96
-0d9a-0db1
+0d85-0d8d
+#0d8e-0d90 are not in modern use (SLS 1134 p. 4)
+0d91-0d96
+0d9a-0da5
+#0da6 is not in modern use (SLS 1134 p. 5)
+0da7-0db1
 0db3-0dbb
 0dbd
 0dc0-0dc6
@@ -36,4 +43,6 @@
 0dcf-0dd4
 0dd6
 0dd8-0ddf
-0df2-0df4
+0df2
+#0df3 is not in modern use (SLS 1134 p. 6)
+#0df4 is historical punctuation (Unicode 5.0 pp. 342-343)