1 files changed, 60 insertions, 1 deletions
diff --git a/tex/generic/context/luatex/luatex-fonts-merged.lua b/tex/generic/context/luatex/luatex-fonts-merged.lua
index efbac3f25..69a9d5a3c 100644
--- a/tex/generic/context/luatex/luatex-fonts-merged.lua
+++ b/tex/generic/context/luatex/luatex-fonts-merged.lua
@@ -1,6 +1,6 @@
 -- merged file : luatex-fonts-merged.lua
 -- parent file : luatex-fonts.lua
--- merge date  : 10/06/14 00:29:22
+-- merge date  : 10/06/14 14:31:35
 
 do -- begin closure to overcome local limits and interference
 
@@ -733,6 +733,65 @@ local case_2=period*(digit-trailingzeros)^1*(trailingzeros/"")
 local number=digit^1*(case_1+case_2)
 local stripper=Cs((number+1)^0)
 lpeg.patterns.stripzeros=stripper
+local byte_to_HEX={}
+local byte_to_hex={}
+local byte_to_dec={} 
+local hex_to_byte={}
+for i=0,255 do
+  local H=format("%02X",i)
+  local h=format("%02x",i)
+  local d=format("%03i",i)
+  local c=char(i)
+  byte_to_HEX[c]=H
+  byte_to_hex[c]=h
+  byte_to_dec[c]=d
+  hex_to_byte[h]=c
+  hex_to_byte[H]=c
+end
+local hextobyte=P(2)/hex_to_byte
+local bytetoHEX=P(1)/byte_to_HEX
+local bytetohex=P(1)/byte_to_hex
+local bytetodec=P(1)/byte_to_dec
+local hextobytes=Cs(hextobyte^0)
+local bytestoHEX=Cs(bytetoHEX^0)
+local bytestohex=Cs(bytetohex^0)
+local bytestodec=Cs(bytetodec^0)
+patterns.hextobyte=hextobyte
+patterns.bytetoHEX=bytetoHEX
+patterns.bytetohex=bytetohex
+patterns.bytetodec=bytetodec
+patterns.hextobytes=hextobytes
+patterns.bytestoHEX=bytestoHEX
+patterns.bytestohex=bytestohex
+patterns.bytestodec=bytestodec
+function string.toHEX(s)
+  if not s or s=="" then
+    return s
+  else
+    return lpegmatch(bytestoHEX,s)
+  end
+end
+function string.tohex(s)
+  if not s or s=="" then
+    return s
+  else
+    return lpegmatch(bytestohex,s)
+  end
+end
+function string.todec(s)
+  if not s or s=="" then
+    return s
+  else
+    return lpegmatch(bytestodec,s)
+  end
+end
+function string.tobytes(s)
+  if not s or s=="" then
+    return s
+  else
+    return lpegmatch(hextobytes,s)
+  end
+end
 
 end -- closure