summaryrefslogtreecommitdiffstats
path: root/lualib/lua_content/pdf.lua
diff options
context:
space:
mode:
Diffstat (limited to 'lualib/lua_content/pdf.lua')
-rw-r--r--lualib/lua_content/pdf.lua7
1 files changed, 2 insertions, 5 deletions
diff --git a/lualib/lua_content/pdf.lua b/lualib/lua_content/pdf.lua
index b3c1f6002..45c11d3b4 100644
--- a/lualib/lua_content/pdf.lua
+++ b/lualib/lua_content/pdf.lua
@@ -181,17 +181,14 @@ local function generic_grammar_elts()
-- Helper functions
local function pdf_hexstring_unescape(s)
- local function ue(cc)
- return string.char(tonumber(cc, 16))
- end
if #s % 2 == 0 then
-- Sane hex string
- return s:gsub('..', ue)
+ return lua_util.unhex(s)
end
-- WTF hex string
-- Append '0' to it and unescape...
- return s:sub(1, #s - 1):gsub('..' , ue) .. (s:sub(#s) .. '0'):gsub('..' , ue)
+ return lua_util.unhex(s:sub(1, #s - 1)) .. lua_util.unhex((s:sub(#s) .. '0'))
end
local function pdf_string_unescape(s)