[fetch] added pretty output for service look-ups

1 files changed, 12 insertions, 0 deletions

diff --git a/src/utils.lua b/src/utils.lua
index af6e91f..5bcbc8c 100644
--- a/src/utils.lua
+++ b/src/utils.lua
@@ -15,3 +15,15 @@ function string.fromhex(str)
         return string.char(tonumber(cc, 16))
     end))
 end
+
+-- get information from the pawsd response
+function extractfromresponse(response, start, last)
+
+    local result = {}
+
+    table.move(response, start, last, 1, result)
+    result = string.tohex(table.concat(result))
+
+    return result
+
+end